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Let rand accept negative dimensions (bug #33301) * rand.cc (do_rand): Make it so that ranges, matrices, and individual arguments treat negative dimensions as zero. * data.cc (eye): Document that negative dimensions are treated as zero (rand's docstring references eye)
author Jordi Gutiérrez Hermoso <jordigh@gmail.com>
date Tue, 02 Aug 2011 10:50:11 -0500
parents a539714f3291
children 0dc4d9f1366c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2
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3 Copyright (C) 1994-2011 John W. Eaton
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4 Copyright (C) 2009 Jaroslav Hajek
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5 Copyright (C) 2009-2010 VZLU Prague
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6
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7 This file is part of Octave.
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8
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9 Octave is free software; you can redistribute it and/or modify it
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10 under the terms of the GNU General Public License as published by the
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11 Free Software Foundation; either version 3 of the License, or (at your
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12 option) any later version.
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13
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14 Octave is distributed in the hope that it will be useful, but WITHOUT
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15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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17 for more details.
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18
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19 You should have received a copy of the GNU General Public License
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20 along with Octave; see the file COPYING. If not, see
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21 <http://www.gnu.org/licenses/>.
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22
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23 */
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24
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25 #ifdef HAVE_CONFIG_H
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26 #include <config.h>
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27 #endif
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29 #include <sys/types.h>
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30 #include <sys/times.h>
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31
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32 #ifdef HAVE_SYS_RESOURCE_H
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33 #include <sys/resource.h>
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34 #endif
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35
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36 #include <cfloat>
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37 #include <ctime>
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38
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39 #include <string>
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40
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41 #include "lo-ieee.h"
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42 #include "lo-math.h"
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43 #include "oct-time.h"
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44 #include "str-vec.h"
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45 #include "quit.h"
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46 #include "mx-base.h"
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47 #include "oct-binmap.h"
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48
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49 #include "Cell.h"
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50 #include "defun.h"
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51 #include "error.h"
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52 #include "gripes.h"
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53 #include "oct-map.h"
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54 #include "oct-obj.h"
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55 #include "ov.h"
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56 #include "ov-float.h"
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57 #include "ov-complex.h"
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58 #include "ov-flt-complex.h"
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59 #include "ov-cx-mat.h"
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60 #include "ov-flt-cx-mat.h"
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61 #include "ov-cx-sparse.h"
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62 #include "parse.h"
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63 #include "pt-mat.h"
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64 #include "utils.h"
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65 #include "variables.h"
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66 #include "pager.h"
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67 #include "xnorm.h"
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68
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69 #if ! defined (CLOCKS_PER_SEC)
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70 #if defined (CLK_TCK)
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71 #define CLOCKS_PER_SEC CLK_TCK
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72 #else
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73 #error "no definition for CLOCKS_PER_SEC!"
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74 #endif
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75 #endif
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76
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77 #if ! defined (HAVE_HYPOTF) && defined (HAVE__HYPOTF)
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78 #define hypotf _hypotf
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79 #define HAVE_HYPOTF 1
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80 #endif
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81
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82 #define ANY_ALL(FCN) \
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83 \
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84 octave_value retval; \
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85 \
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86 int nargin = args.length (); \
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87 \
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88 if (nargin == 1 || nargin == 2) \
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89 { \
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90 int dim = (nargin == 1 ? -1 : args(1).int_value (true) - 1); \
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91 \
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92 if (! error_state) \
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93 { \
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94 if (dim >= -1) \
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95 retval = args(0).FCN (dim); \
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96 else \
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97 error (#FCN ": invalid dimension argument = %d", dim + 1); \
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98 } \
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99 else \
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100 error (#FCN ": expecting dimension argument to be an integer"); \
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101 } \
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102 else \
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103 print_usage (); \
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104 \
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105 return retval
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106
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107 DEFUN (all, args, ,
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108 "-*- texinfo -*-\n\
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109 @deftypefn {Built-in Function} {} all (@var{x})\n\
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110 @deftypefnx {Built-in Function} {} all (@var{x}, @var{dim})\n\
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111 For a vector argument, return true (logical 1) if all elements of the vector\n\
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112 are nonzero.\n\
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113 \n\
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114 For a matrix argument, return a row vector of logical ones and\n\
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115 zeros with each element indicating whether all of the elements of the\n\
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116 corresponding column of the matrix are nonzero. For example:\n\
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117 \n\
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118 @example\n\
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119 @group\n\
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120 all ([2, 3; 1, 0]))\n\
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121 @result{} [ 1, 0 ]\n\
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122 @end group\n\
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123 @end example\n\
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124 \n\
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125 If the optional argument @var{dim} is supplied, work along dimension\n\
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126 @var{dim}.\n\
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127 @seealso{any}\n\
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128 @end deftypefn")
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129 {
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130 ANY_ALL (all);
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131 }
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132
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133 /*
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134
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135 %!test
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136 %! x = ones (3);
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137 %! x(1,1) = 0;
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138 %! assert((all (all (rand (3) + 1) == [1, 1, 1]) == 1
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139 %! && all (all (x) == [0, 1, 1]) == 1
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140 %! && all (x, 1) == [0, 1, 1]
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141 %! && all (x, 2) == [0; 1; 1]));
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142
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143 %!test
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144 %! x = ones (3, 'single');
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145 %! x(1,1) = 0;
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146 %! assert((all (all (single (rand (3) + 1)) == [1, 1, 1]) == 1
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147 %! && all (all (x) == [0, 1, 1]) == 1
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148 %! && all (x, 1) == [0, 1, 1]
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149 %! && all (x, 2) == [0; 1; 1]));
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150
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151 %!error <Invalid call to all.*> all ();
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152 %!error <Invalid call to all.*> all (1, 2, 3);
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153
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154 */
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155
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156 DEFUN (any, args, ,
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157 "-*- texinfo -*-\n\
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158 @deftypefn {Built-in Function} {} any (@var{x})\n\
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159 @deftypefnx {Built-in Function} {} any (@var{x}, @var{dim})\n\
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160 For a vector argument, return true (logical 1) if any element of the vector\n\
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161 is nonzero.\n\
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162 \n\
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163 For a matrix argument, return a row vector of logical ones and\n\
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164 zeros with each element indicating whether any of the elements of the\n\
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165 corresponding column of the matrix are nonzero. For example:\n\
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166 \n\
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167 @example\n\
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168 @group\n\
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169 any (eye (2, 4))\n\
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170 @result{} [ 1, 1, 0, 0 ]\n\
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171 @end group\n\
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172 @end example\n\
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173 \n\
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174 If the optional argument @var{dim} is supplied, work along dimension\n\
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175 @var{dim}. For example:\n\
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176 \n\
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177 @example\n\
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178 @group\n\
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179 any (eye (2, 4), 2)\n\
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180 @result{} [ 1; 1 ]\n\
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181 @end group\n\
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182 @end example\n\
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183 @seealso{all}\n\
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184 @end deftypefn")
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185 {
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186 ANY_ALL (any);
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187 }
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188
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189 /*
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190
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191 %!test
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192 %! x = zeros (3);
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193 %! x(3,3) = 1;
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194 %! assert((all (any (x) == [0, 0, 1]) == 1
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195 %! && all (any (ones (3)) == [1, 1, 1]) == 1
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196 %! && any (x, 1) == [0, 0, 1]
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197 %! && any (x, 2) == [0; 0; 1]));
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198
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199 %!test
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200 %! x = zeros (3,'single');
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201 %! x(3,3) = 1;
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202 %! assert((all (any (x) == [0, 0, 1]) == 1
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203 %! && all (any (ones (3, 'single')) == [1, 1, 1]) == 1
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204 %! && any (x, 1) == [0, 0, 1]
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205 %! && any (x, 2) == [0; 0; 1]));
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206
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207 %!error <Invalid call to any.*> any ();
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208 %!error <Invalid call to any.*> any (1, 2, 3);
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209
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210 */
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211
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212 // These mapping functions may also be useful in other places, eh?
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213
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214 DEFUN (atan2, args, ,
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215 "-*- texinfo -*-\n\
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216 @deftypefn {Mapping Function} {} atan2 (@var{y}, @var{x})\n\
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217 Compute atan (@var{y} / @var{x}) for corresponding elements of @var{y}\n\
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218 and @var{x}. Signal an error if @var{y} and @var{x} do not match in size\n\
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219 and orientation.\n\
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220 @end deftypefn")
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221 {
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222 octave_value retval;
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223
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224 int nargin = args.length ();
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225
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226 if (nargin == 2)
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227 {
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228 if (! args(0).is_numeric_type ())
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229 gripe_wrong_type_arg ("atan2", args(0));
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230 else if (! args(1).is_numeric_type ())
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231 gripe_wrong_type_arg ("atan2", args(1));
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232 else if (args(0).is_complex_type () || args(1).is_complex_type ())
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233 error ("atan2: not defined for complex numbers");
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234 else if (args(0).is_single_type () || args(1).is_single_type ())
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235 {
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236 if (args(0).is_scalar_type () && args(1).is_scalar_type ())
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237 retval = atan2f (args(0).float_value (), args(1).float_value ());
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238 else
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239 {
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240 FloatNDArray a0 = args(0).float_array_value ();
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241 FloatNDArray a1 = args(1).float_array_value ();
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242 retval = binmap<float> (a0, a1, ::atan2f, "atan2");
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243 }
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244 }
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245 else
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246 {
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247 bool a0_scalar = args(0).is_scalar_type ();
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248 bool a1_scalar = args(1).is_scalar_type ();
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249 if (a0_scalar && a1_scalar)
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250 retval = atan2 (args(0).scalar_value (), args(1).scalar_value ());
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251 else if ((a0_scalar || args(0).is_sparse_type ())
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252 && (a1_scalar || args(1).is_sparse_type ()))
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253 {
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254 SparseMatrix m0 = args(0).sparse_matrix_value ();
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255 SparseMatrix m1 = args(1).sparse_matrix_value ();
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256 retval = binmap<double> (m0, m1, ::atan2, "atan2");
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257 }
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258 else
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259 {
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260 NDArray a0 = args(0).array_value ();
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261 NDArray a1 = args(1).array_value ();
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262 retval = binmap<double> (a0, a1, ::atan2, "atan2");
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263 }
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264 }
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265 }
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266 else
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267 print_usage ();
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268
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269 return retval;
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270 }
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271
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272 /*
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273 %!assert (size (atan2 (zeros (0, 2), zeros (0, 2))), [0, 2])
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274 %!assert (size (atan2 (rand (2, 3, 4), zeros (2, 3, 4))), [2, 3, 4])
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275 %!assert (size (atan2 (rand (2, 3, 4), 1)), [2, 3, 4])
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276 %!assert (size (atan2 (1, rand (2, 3, 4))), [2, 3, 4])
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277 %!assert (size (atan2 (1, 2)), [1, 1])
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278
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279 %!test
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280 %! rt2 = sqrt (2);
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281 %! rt3 = sqrt (3);
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282 %! v = [0, pi/6, pi/4, pi/3, -pi/3, -pi/4, -pi/6, 0];
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283 %! y = [0, rt3, 1, rt3, -rt3, -1, -rt3, 0];
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284 %! x = [1, 3, 1, 1, 1, 1, 3, 1];
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285 %! assert(atan2 (y, x), v, sqrt (eps));
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286
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287 %!test
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288 %! rt2 = sqrt (2);
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289 %! rt3 = sqrt (3);
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290 %! v = single([0, pi/6, pi/4, pi/3, -pi/3, -pi/4, -pi/6, 0]);
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291 %! y = single([0, rt3, 1, rt3, -rt3, -1, -rt3, 0]);
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292 %! x = single([1, 3, 1, 1, 1, 1, 3, 1]);
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293 %! assert(atan2 (y, x), v, sqrt (eps('single')));
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294
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295 %!error <Invalid call to atan2.*> atan2 ();
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296 %!error <Invalid call to atan2.*> atan2 (1, 2, 3);
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297
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298 */
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299
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300
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301 static octave_value
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302 do_hypot (const octave_value& x, const octave_value& y)
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303 {
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304 octave_value retval;
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305
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306 octave_value arg0 = x, arg1 = y;
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307 if (! arg0.is_numeric_type ())
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308 gripe_wrong_type_arg ("hypot", arg0);
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309 else if (! arg1.is_numeric_type ())
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310 gripe_wrong_type_arg ("hypot", arg1);
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311 else
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312 {
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313 if (arg0.is_complex_type ())
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314 arg0 = arg0.abs ();
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315 if (arg1.is_complex_type ())
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316 arg1 = arg1.abs ();
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317
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318 if (arg0.is_single_type () || arg1.is_single_type ())
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319 {
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320 if (arg0.is_scalar_type () && arg1.is_scalar_type ())
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321 retval = hypotf (arg0.float_value (), arg1.float_value ());
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322 else
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323 {
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324 FloatNDArray a0 = arg0.float_array_value ();
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325 FloatNDArray a1 = arg1.float_array_value ();
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326 retval = binmap<float> (a0, a1, ::hypotf, "hypot");
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327 }
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328 }
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329 else
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330 {
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331 bool a0_scalar = arg0.is_scalar_type ();
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332 bool a1_scalar = arg1.is_scalar_type ();
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333 if (a0_scalar && a1_scalar)
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334 retval = hypot (arg0.scalar_value (), arg1.scalar_value ());
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335 else if ((a0_scalar || arg0.is_sparse_type ())
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336 && (a1_scalar || arg1.is_sparse_type ()))
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337 {
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338 SparseMatrix m0 = arg0.sparse_matrix_value ();
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339 SparseMatrix m1 = arg1.sparse_matrix_value ();
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340 retval = binmap<double> (m0, m1, ::hypot, "hypot");
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341 }
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342 else
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343 {
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344 NDArray a0 = arg0.array_value ();
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345 NDArray a1 = arg1.array_value ();
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346 retval = binmap<double> (a0, a1, ::hypot, "hypot");
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347 }
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348 }
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349 }
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350
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351 return retval;
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352 }
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353
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354 DEFUN (hypot, args, ,
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355 "-*- texinfo -*-\n\
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356 @deftypefn {Built-in Function} {} hypot (@var{x}, @var{y})\n\
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357 @deftypefnx {Built-in Function} {} hypot (@var{x}, @var{y}, @var{z}, @dots{})\n\
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358 Compute the element-by-element square root of the sum of the squares of\n\
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359 @var{x} and @var{y}. This is equivalent to\n\
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360 @code{sqrt (@var{x}.^2 + @var{y}.^2)}, but calculated in a manner that\n\
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361 avoids overflows for large values of @var{x} or @var{y}.\n\
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362 @code{hypot} can also be called with more than 2 arguments; in this case,\n\
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363 the arguments are accumulated from left to right:\n\
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364 \n\
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365 @example\n\
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366 @group\n\
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367 hypot (hypot (@var{x}, @var{y}), @var{z})\n\
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368 hypot (hypot (hypot (@var{x}, @var{y}), @var{z}), @var{w}), etc.\n\
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369 @end group\n\
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370 @end example\n\
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371 @end deftypefn")
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372 {
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373 octave_value retval;
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374
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375 int nargin = args.length ();
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376
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377 if (nargin == 2)
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378 {
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379 retval = do_hypot (args(0), args(1));
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380 }
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381 else if (nargin >= 3)
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382 {
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383 retval = args(0);
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384 for (int i = 1; i < nargin && ! error_state; i++)
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385 retval = do_hypot (retval, args(i));
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386 }
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387 else
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388 print_usage ();
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389
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390 return retval;
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391 }
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392
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393 /*
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394 %!assert (size (hypot (zeros (0, 2), zeros (0, 2))), [0, 2])
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395 %!assert (size (hypot (rand (2, 3, 4), zeros (2, 3, 4))), [2, 3, 4])
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396 %!assert (size (hypot (rand (2, 3, 4), 1)), [2, 3, 4])
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397 %!assert (size (hypot (1, rand (2, 3, 4))), [2, 3, 4])
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398 %!assert (size (hypot (1, 2)), [1, 1])
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399 %!assert (hypot (1:10, 1:10), sqrt(2) * [1:10], 16*eps)
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400 %!assert (hypot (single(1:10), single(1:10)), single(sqrt(2) * [1:10]));
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401 */
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402
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403 template<typename T, typename ET>
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404 void
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405 map_2_xlog2 (const Array<T>& x, Array<T>& f, Array<ET>& e)
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406 {
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407 f = Array<T>(x.dims ());
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408 e = Array<ET>(x.dims ());
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409 for (octave_idx_type i = 0; i < x.numel (); i++)
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410 {
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411 int exp;
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412 f.xelem (i) = xlog2 (x(i), exp);
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413 e.xelem (i) = exp;
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414 }
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415 }
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416
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417 DEFUN (log2, args, nargout,
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418 "-*- texinfo -*-\n\
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419 @deftypefn {Mapping Function} {} log2 (@var{x})\n\
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420 @deftypefnx {Mapping Function} {[@var{f}, @var{e}] =} log2 (@var{x})\n\
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421 Compute the base-2 logarithm of each element of @var{x}.\n\
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422 \n\
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423 If called with two output arguments, split @var{x} into\n\
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424 binary mantissa and exponent so that\n\
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diff changeset
425 @tex\n\
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diff changeset
426 ${1 \\over 2} \\le \\left| f \\right| < 1$\n\
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diff changeset
427 @end tex\n\
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428 @ifnottex\n\
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diff changeset
429 @code{1/2 <= abs(f) < 1}\n\
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diff changeset
430 @end ifnottex\n\
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431 and @var{e} is an integer. If\n\
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diff changeset
432 @tex\n\
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433 $x = 0$, $f = e = 0$.\n\
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diff changeset
434 @end tex\n\
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435 @ifnottex\n\
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diff changeset
436 @code{x = 0}, @code{f = e = 0}.\n\
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437 @end ifnottex\n\
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diff changeset
438 @seealso{pow2, log, log10, exp}\n\
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diff changeset
439 @end deftypefn")
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440 {
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diff changeset
441 octave_value_list retval;
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442
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443 if (args.length () == 1)
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444 {
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445 if (nargout < 2)
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446 retval(0) = args(0).log2 ();
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447 else if (args(0).is_single_type ())
10315
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448 {
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449 if (args(0).is_real_type ())
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450 {
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diff changeset
451 FloatNDArray f;
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452 FloatNDArray x = args(0).float_array_value ();
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453 // FIXME -- should E be an int value?
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diff changeset
454 FloatMatrix e;
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parents: 10303
diff changeset
455 map_2_xlog2 (x, f, e);
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456 retval (1) = e;
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457 retval (0) = f;
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parents: 10303
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458 }
57a59eae83cc untabify src C++ source files
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parents: 10303
diff changeset
459 else if (args(0).is_complex_type ())
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parents: 10303
diff changeset
460 {
57a59eae83cc untabify src C++ source files
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diff changeset
461 FloatComplexNDArray f;
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parents: 10303
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462 FloatComplexNDArray x = args(0).float_complex_array_value ();
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parents: 10303
diff changeset
463 // FIXME -- should E be an int value?
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
464 FloatNDArray e;
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parents: 10303
diff changeset
465 map_2_xlog2 (x, f, e);
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parents: 10303
diff changeset
466 retval (1) = e;
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467 retval (0) = f;
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parents: 10303
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468 }
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parents: 10303
diff changeset
469 }
9813
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470 else if (args(0).is_real_type ())
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diff changeset
471 {
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diff changeset
472 NDArray f;
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473 NDArray x = args(0).array_value ();
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diff changeset
474 // FIXME -- should E be an int value?
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diff changeset
475 Matrix e;
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diff changeset
476 map_2_xlog2 (x, f, e);
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diff changeset
477 retval (1) = e;
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diff changeset
478 retval (0) = f;
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diff changeset
479 }
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diff changeset
480 else if (args(0).is_complex_type ())
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diff changeset
481 {
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diff changeset
482 ComplexNDArray f;
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diff changeset
483 ComplexNDArray x = args(0).complex_array_value ();
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diff changeset
484 // FIXME -- should E be an int value?
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diff changeset
485 NDArray e;
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diff changeset
486 map_2_xlog2 (x, f, e);
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487 retval (1) = e;
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488 retval (0) = f;
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diff changeset
489 }
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490 else
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diff changeset
491 gripe_wrong_type_arg ("log2", args(0));
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diff changeset
492 }
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493 else
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diff changeset
494 print_usage ();
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495
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diff changeset
496 return retval;
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diff changeset
497 }
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diff changeset
498
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diff changeset
499 /*
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diff changeset
500 %!assert(log2 ([1/4, 1/2, 1, 2, 4]), [-2, -1, 0, 1, 2]);
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501 %!assert(log2(Inf), Inf);
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502 %!assert(isnan(log2(NaN)));
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diff changeset
503 %!assert(log2(4*i), 2 + log2(1*i));
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diff changeset
504 %!assert(log2(complex(0,Inf)), Inf + log2(i));
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505
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diff changeset
506 %!test
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diff changeset
507 %! [f, e] = log2 ([0,-1; 2,-4; Inf,-Inf]);
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508 %! assert (f, [0,-0.5; 0.5,-0.5; Inf,-Inf]);
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diff changeset
509 %! assert (e(1:2,:), [0,1;2,3])
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diff changeset
510
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diff changeset
511 %!test
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diff changeset
512 %! [f, e] = log2 (complex (zeros (3, 2), [0,-1; 2,-4; Inf,-Inf]));
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513 %! assert (f, complex (zeros (3, 2), [0,-0.5; 0.5,-0.5; Inf,-Inf]));
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514 %! assert (e(1:2,:), [0,1; 2,3]);
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515 */
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diff changeset
516
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diff changeset
517 DEFUN (rem, args, ,
4311
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe]
jwe
parents: 4303
diff changeset
518 "-*- texinfo -*-\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
519 @deftypefn {Mapping Function} {} rem (@var{x}, @var{y})\n\
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diff changeset
520 @deftypefnx {Mapping Function} {} fmod (@var{x}, @var{y})\n\
12642
f96b9b9f141b doc: Periodic grammarcheck and spellcheck of documentation.
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parents: 12639
diff changeset
521 Return the remainder of the division @code{@var{x} / @var{y}}, computed\n\
10436
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diff changeset
522 using the expression\n\
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diff changeset
523 \n\
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diff changeset
524 @example\n\
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diff changeset
525 x - y .* fix (x ./ y)\n\
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diff changeset
526 @end example\n\
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diff changeset
527 \n\
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diff changeset
528 An error message is printed if the dimensions of the arguments do not\n\
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diff changeset
529 agree, or if either of the arguments is complex.\n\
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diff changeset
530 @seealso{mod}\n\
4311
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe]
jwe
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diff changeset
531 @end deftypefn")
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe]
jwe
parents: 4303
diff changeset
532 {
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe]
jwe
parents: 4303
diff changeset
533 octave_value retval;
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe]
jwe
parents: 4303
diff changeset
534
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe]
jwe
parents: 4303
diff changeset
535 int nargin = args.length ();
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe]
jwe
parents: 4303
diff changeset
536
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diff changeset
537 if (nargin == 2)
4311
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe]
jwe
parents: 4303
diff changeset
538 {
10435
6a271334750c implement general binary mapping facility
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parents: 10405
diff changeset
539 if (! args(0).is_numeric_type ())
10436
00219bdd2d17 implement built-in rem and mod
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parents: 10435
diff changeset
540 gripe_wrong_type_arg ("rem", args(0));
10435
6a271334750c implement general binary mapping facility
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parents: 10405
diff changeset
541 else if (! args(1).is_numeric_type ())
10436
00219bdd2d17 implement built-in rem and mod
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diff changeset
542 gripe_wrong_type_arg ("rem", args(1));
10435
6a271334750c implement general binary mapping facility
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parents: 10405
diff changeset
543 else if (args(0).is_complex_type () || args(1).is_complex_type ())
10436
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diff changeset
544 error ("rem: not defined for complex numbers");
00219bdd2d17 implement built-in rem and mod
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parents: 10435
diff changeset
545 else if (args(0).is_integer_type () || args(1).is_integer_type ())
00219bdd2d17 implement built-in rem and mod
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diff changeset
546 {
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diff changeset
547 builtin_type_t btyp0 = args(0).builtin_type ();
00219bdd2d17 implement built-in rem and mod
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parents: 10435
diff changeset
548 builtin_type_t btyp1 = args(1).builtin_type ();
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parents: 10435
diff changeset
549 if (btyp0 == btyp_double || btyp0 == btyp_float)
00219bdd2d17 implement built-in rem and mod
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diff changeset
550 btyp0 = btyp1;
00219bdd2d17 implement built-in rem and mod
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parents: 10435
diff changeset
551 if (btyp1 == btyp_double || btyp1 == btyp_float)
00219bdd2d17 implement built-in rem and mod
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diff changeset
552 btyp1 = btyp0;
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diff changeset
553
00219bdd2d17 implement built-in rem and mod
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diff changeset
554 if (btyp0 == btyp1)
00219bdd2d17 implement built-in rem and mod
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diff changeset
555 {
00219bdd2d17 implement built-in rem and mod
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diff changeset
556 switch (btyp0)
00219bdd2d17 implement built-in rem and mod
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diff changeset
557 {
00219bdd2d17 implement built-in rem and mod
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diff changeset
558 #define MAKE_INT_BRANCH(X) \
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diff changeset
559 case btyp_ ## X: \
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diff changeset
560 { \
00219bdd2d17 implement built-in rem and mod
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diff changeset
561 X##NDArray a0 = args(0).X##_array_value (); \
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diff changeset
562 X##NDArray a1 = args(1).X##_array_value (); \
10682
7b4ffe27bbb4 Specify template arguments explicitely [MSVC].
Michael Goffioul <michael.goffioul@gmail.com>
parents: 10538
diff changeset
563 retval = binmap<octave_##X,octave_##X,octave_##X> (a0, a1, rem, "rem"); \
10436
00219bdd2d17 implement built-in rem and mod
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diff changeset
564 } \
00219bdd2d17 implement built-in rem and mod
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diff changeset
565 break
00219bdd2d17 implement built-in rem and mod
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diff changeset
566 MAKE_INT_BRANCH (int8);
00219bdd2d17 implement built-in rem and mod
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diff changeset
567 MAKE_INT_BRANCH (int16);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
568 MAKE_INT_BRANCH (int32);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
569 MAKE_INT_BRANCH (int64);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
570 MAKE_INT_BRANCH (uint8);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
571 MAKE_INT_BRANCH (uint16);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
572 MAKE_INT_BRANCH (uint32);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
573 MAKE_INT_BRANCH (uint64);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
574 #undef MAKE_INT_BRANCH
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
575 default:
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
576 panic_impossible ();
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
577 }
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
578 }
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
579 else
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
580 error ("rem: cannot combine %s and %d",
10436
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
581 args(0).class_name ().c_str (), args(1).class_name ().c_str ());
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
582 }
10435
6a271334750c implement general binary mapping facility
Jaroslav Hajek <highegg@gmail.com>
parents: 10405
diff changeset
583 else if (args(0).is_single_type () || args(1).is_single_type ())
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
584 {
10435
6a271334750c implement general binary mapping facility
Jaroslav Hajek <highegg@gmail.com>
parents: 10405
diff changeset
585 if (args(0).is_scalar_type () && args(1).is_scalar_type ())
11209
94d9d412a2a0 improve Matlab compatibility of rem and mod
John W. Eaton <jwe@octave.org>
parents: 10983
diff changeset
586 retval = xrem (args(0).float_value (), args(1).float_value ());
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
587 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
588 {
10435
6a271334750c implement general binary mapping facility
Jaroslav Hajek <highegg@gmail.com>
parents: 10405
diff changeset
589 FloatNDArray a0 = args(0).float_array_value ();
6a271334750c implement general binary mapping facility
Jaroslav Hajek <highegg@gmail.com>
parents: 10405
diff changeset
590 FloatNDArray a1 = args(1).float_array_value ();
11209
94d9d412a2a0 improve Matlab compatibility of rem and mod
John W. Eaton <jwe@octave.org>
parents: 10983
diff changeset
591 retval = binmap<float> (a0, a1, xrem, "rem");
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
592 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
593 }
10435
6a271334750c implement general binary mapping facility
Jaroslav Hajek <highegg@gmail.com>
parents: 10405
diff changeset
594 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
595 {
10435
6a271334750c implement general binary mapping facility
Jaroslav Hajek <highegg@gmail.com>
parents: 10405
diff changeset
596 bool a0_scalar = args(0).is_scalar_type ();
6a271334750c implement general binary mapping facility
Jaroslav Hajek <highegg@gmail.com>
parents: 10405
diff changeset
597 bool a1_scalar = args(1).is_scalar_type ();
6a271334750c implement general binary mapping facility
Jaroslav Hajek <highegg@gmail.com>
parents: 10405
diff changeset
598 if (a0_scalar && a1_scalar)
11209
94d9d412a2a0 improve Matlab compatibility of rem and mod
John W. Eaton <jwe@octave.org>
parents: 10983
diff changeset
599 retval = xrem (args(0).scalar_value (), args(1).scalar_value ());
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
600 else if ((a0_scalar || args(0).is_sparse_type ())
10435
6a271334750c implement general binary mapping facility
Jaroslav Hajek <highegg@gmail.com>
parents: 10405
diff changeset
601 && (a1_scalar || args(1).is_sparse_type ()))
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
602 {
10435
6a271334750c implement general binary mapping facility
Jaroslav Hajek <highegg@gmail.com>
parents: 10405
diff changeset
603 SparseMatrix m0 = args(0).sparse_matrix_value ();
6a271334750c implement general binary mapping facility
Jaroslav Hajek <highegg@gmail.com>
parents: 10405
diff changeset
604 SparseMatrix m1 = args(1).sparse_matrix_value ();
11209
94d9d412a2a0 improve Matlab compatibility of rem and mod
John W. Eaton <jwe@octave.org>
parents: 10983
diff changeset
605 retval = binmap<double> (m0, m1, xrem, "rem");
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
606 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
607 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
608 {
10435
6a271334750c implement general binary mapping facility
Jaroslav Hajek <highegg@gmail.com>
parents: 10405
diff changeset
609 NDArray a0 = args(0).array_value ();
6a271334750c implement general binary mapping facility
Jaroslav Hajek <highegg@gmail.com>
parents: 10405
diff changeset
610 NDArray a1 = args(1).array_value ();
11209
94d9d412a2a0 improve Matlab compatibility of rem and mod
John W. Eaton <jwe@octave.org>
parents: 10983
diff changeset
611 retval = binmap<double> (a0, a1, xrem, "rem");
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
612 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
613 }
4311
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe]
jwe
parents: 4303
diff changeset
614 }
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe]
jwe
parents: 4303
diff changeset
615 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
616 print_usage ();
4311
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe]
jwe
parents: 4303
diff changeset
617
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe]
jwe
parents: 4303
diff changeset
618 return retval;
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe]
jwe
parents: 4303
diff changeset
619 }
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe]
jwe
parents: 4303
diff changeset
620
7506
798b0a00e80c atan2, fmod: accept N-d arrays
John W. Eaton <jwe@octave.org>
parents: 7505
diff changeset
621 /*
10436
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
622
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
623 %!assert(rem ([1, 2, 3; -1, -2, -3], 2), [1, 0, 1; -1, 0, -1]);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
624 %!assert(rem ([1, 2, 3; -1, -2, -3], 2 * ones (2, 3)),[1, 0, 1; -1, 0, -1]);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
625 %!error rem ();
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
626 %!error rem (1, 2, 3);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
627 %!error rem ([1, 2], [3, 4, 5]);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
628 %!error rem (i, 1);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
629 %!assert(rem (uint8([1, 2, 3; -1, -2, -3]), uint8 (2)), uint8([1, 0, 1; -1, 0, -1]));
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
630 %!assert(uint8(rem ([1, 2, 3; -1, -2, -3], 2 * ones (2, 3))),uint8([1, 0, 1; -1, 0, -1]));
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
631 %!error rem (uint(8),int8(5));
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
632 %!error rem (uint8([1, 2]), uint8([3, 4, 5]));
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
633
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
634 */
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
635
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
636 /*
7741
72c0489653ac fix tests
John W. Eaton <jwe@octave.org>
parents: 7740
diff changeset
637 %!assert (size (fmod (zeros (0, 2), zeros (0, 2))), [0, 2])
72c0489653ac fix tests
John W. Eaton <jwe@octave.org>
parents: 7740
diff changeset
638 %!assert (size (fmod (rand (2, 3, 4), zeros (2, 3, 4))), [2, 3, 4])
7743
fbe27e477578 more tests fixed
John W. Eaton <jwe@octave.org>
parents: 7741
diff changeset
639 %!assert (size (fmod (rand (2, 3, 4), 1)), [2, 3, 4])
fbe27e477578 more tests fixed
John W. Eaton <jwe@octave.org>
parents: 7741
diff changeset
640 %!assert (size (fmod (1, rand (2, 3, 4))), [2, 3, 4])
fbe27e477578 more tests fixed
John W. Eaton <jwe@octave.org>
parents: 7741
diff changeset
641 %!assert (size (fmod (1, 2)), [1, 1])
7506
798b0a00e80c atan2, fmod: accept N-d arrays
John W. Eaton <jwe@octave.org>
parents: 7505
diff changeset
642 */
798b0a00e80c atan2, fmod: accept N-d arrays
John W. Eaton <jwe@octave.org>
parents: 7505
diff changeset
643
10436
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
644 DEFALIAS (fmod, rem)
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
645
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
646 DEFUN (mod, args, ,
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
647 "-*- texinfo -*-\n\
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
648 @deftypefn {Mapping Function} {} mod (@var{x}, @var{y})\n\
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
649 Compute the modulo of @var{x} and @var{y}. Conceptually this is given by\n\
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
650 \n\
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
651 @example\n\
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
652 x - y .* floor (x ./ y)\n\
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
653 @end example\n\
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
654 \n\
10846
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
655 @noindent\n\
10436
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
656 and is written such that the correct modulus is returned for\n\
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
657 integer types. This function handles negative values correctly. That\n\
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
658 is, @code{mod (-1, 3)} is 2, not -1, as @code{rem (-1, 3)} returns.\n\
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
659 @code{mod (@var{x}, 0)} returns @var{x}.\n\
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
660 \n\
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
661 An error results if the dimensions of the arguments do not agree, or if\n\
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
662 either of the arguments is complex.\n\
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
663 @seealso{rem}\n\
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
664 @end deftypefn")
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
665 {
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
666 octave_value retval;
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
667
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
668 int nargin = args.length ();
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
669
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
670 if (nargin == 2)
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
671 {
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
672 if (! args(0).is_numeric_type ())
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
673 gripe_wrong_type_arg ("mod", args(0));
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
674 else if (! args(1).is_numeric_type ())
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
675 gripe_wrong_type_arg ("mod", args(1));
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
676 else if (args(0).is_complex_type () || args(1).is_complex_type ())
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
677 error ("mod: not defined for complex numbers");
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
678 else if (args(0).is_integer_type () || args(1).is_integer_type ())
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
679 {
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
680 builtin_type_t btyp0 = args(0).builtin_type ();
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
681 builtin_type_t btyp1 = args(1).builtin_type ();
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
682 if (btyp0 == btyp_double || btyp0 == btyp_float)
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
683 btyp0 = btyp1;
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
684 if (btyp1 == btyp_double || btyp1 == btyp_float)
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
685 btyp1 = btyp0;
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
686
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
687 if (btyp0 == btyp1)
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
688 {
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
689 switch (btyp0)
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
690 {
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
691 #define MAKE_INT_BRANCH(X) \
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
692 case btyp_ ## X: \
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
693 { \
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
694 X##NDArray a0 = args(0).X##_array_value (); \
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
695 X##NDArray a1 = args(1).X##_array_value (); \
10682
7b4ffe27bbb4 Specify template arguments explicitely [MSVC].
Michael Goffioul <michael.goffioul@gmail.com>
parents: 10538
diff changeset
696 retval = binmap<octave_##X,octave_##X,octave_##X> (a0, a1, mod, "mod"); \
10436
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
697 } \
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
698 break
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
699 MAKE_INT_BRANCH (int8);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
700 MAKE_INT_BRANCH (int16);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
701 MAKE_INT_BRANCH (int32);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
702 MAKE_INT_BRANCH (int64);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
703 MAKE_INT_BRANCH (uint8);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
704 MAKE_INT_BRANCH (uint16);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
705 MAKE_INT_BRANCH (uint32);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
706 MAKE_INT_BRANCH (uint64);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
707 #undef MAKE_INT_BRANCH
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
708 default:
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
709 panic_impossible ();
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
710 }
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
711 }
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
712 else
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
713 error ("mod: cannot combine %s and %d",
10436
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
714 args(0).class_name ().c_str (), args(1).class_name ().c_str ());
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
715 }
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
716 else if (args(0).is_single_type () || args(1).is_single_type ())
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
717 {
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
718 if (args(0).is_scalar_type () && args(1).is_scalar_type ())
11209
94d9d412a2a0 improve Matlab compatibility of rem and mod
John W. Eaton <jwe@octave.org>
parents: 10983
diff changeset
719 retval = xmod (args(0).float_value (), args(1).float_value ());
10436
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
720 else
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
721 {
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
722 FloatNDArray a0 = args(0).float_array_value ();
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
723 FloatNDArray a1 = args(1).float_array_value ();
11209
94d9d412a2a0 improve Matlab compatibility of rem and mod
John W. Eaton <jwe@octave.org>
parents: 10983
diff changeset
724 retval = binmap<float> (a0, a1, xmod, "mod");
10436
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
725 }
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
726 }
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
727 else
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
728 {
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
729 bool a0_scalar = args(0).is_scalar_type ();
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
730 bool a1_scalar = args(1).is_scalar_type ();
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
731 if (a0_scalar && a1_scalar)
11209
94d9d412a2a0 improve Matlab compatibility of rem and mod
John W. Eaton <jwe@octave.org>
parents: 10983
diff changeset
732 retval = xmod (args(0).scalar_value (), args(1).scalar_value ());
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
733 else if ((a0_scalar || args(0).is_sparse_type ())
10436
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
734 && (a1_scalar || args(1).is_sparse_type ()))
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
735 {
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
736 SparseMatrix m0 = args(0).sparse_matrix_value ();
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
737 SparseMatrix m1 = args(1).sparse_matrix_value ();
11209
94d9d412a2a0 improve Matlab compatibility of rem and mod
John W. Eaton <jwe@octave.org>
parents: 10983
diff changeset
738 retval = binmap<double> (m0, m1, xmod, "mod");
10436
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
739 }
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
740 else
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
741 {
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
742 NDArray a0 = args(0).array_value ();
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
743 NDArray a1 = args(1).array_value ();
11209
94d9d412a2a0 improve Matlab compatibility of rem and mod
John W. Eaton <jwe@octave.org>
parents: 10983
diff changeset
744 retval = binmap<double> (a0, a1, xmod, "mod");
10436
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
745 }
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
746 }
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
747 }
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
748 else
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
749 print_usage ();
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
750
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
751 return retval;
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
752 }
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
753
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
754 /*
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
755 ## empty input test
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
756 %!assert (isempty(mod([], [])));
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
757
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
758 ## x mod y, y != 0 tests
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
759 %!assert (mod(5, 3), 2);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
760 %!assert (mod(-5, 3), 1);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
761 %!assert (mod(0, 3), 0);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
762 %!assert (mod([-5, 5, 0], [3, 3, 3]), [1, 2, 0]);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
763 %!assert (mod([-5; 5; 0], [3; 3; 3]), [1; 2; 0]);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
764 %!assert (mod([-5, 5; 0, 3], [3, 3 ; 3, 1]), [1, 2 ; 0, 0]);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
765
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
766 ## x mod 0 tests
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
767 %!assert (mod(5, 0), 5);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
768 %!assert (mod(-5, 0), -5);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
769 %!assert (mod([-5, 5, 0], [3, 0, 3]), [1, 5, 0]);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
770 %!assert (mod([-5; 5; 0], [3; 0; 3]), [1; 5; 0]);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
771 %!assert (mod([-5, 5; 0, 3], [3, 0 ; 3, 1]), [1, 5 ; 0, 0]);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
772 %!assert (mod([-5, 5; 0, 3], [0, 0 ; 0, 0]), [-5, 5; 0, 3]);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
773
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
774 ## mixed scalar/matrix tests
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
775 %!assert (mod([-5, 5; 0, 3], 0), [-5, 5; 0, 3]);
10436
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
776 %!assert (mod([-5, 5; 0, 3], 3), [1, 2; 0, 0]);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
777 %!assert (mod(-5,[0,0; 0,0]), [-5, -5; -5, -5]);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
778 %!assert (mod(-5,[3,0; 3,1]), [1, -5; 1, 0]);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
779 %!assert (mod(-5,[3,2; 3,1]), [1, 1; 1, 0]);
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
780
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
781 ## integer types
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
782 %!assert (mod(uint8(5),uint8(4)),uint8(1))
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
783 %!assert (mod(uint8([1:5]),uint8(4)),uint8([1,2,3,0,1]))
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
784 %!assert (mod(uint8([1:5]),uint8(0)),uint8([1:5]))
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
785 %!error (mod(uint8(5),int8(4)))
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
786
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
787 ## mixed integer/real types
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
788 %!assert (mod(uint8(5),4),uint8(1))
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
789 %!assert (mod(5,uint8(4)),uint8(1))
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
790 %!assert (mod(uint8([1:5]),4),uint8([1,2,3,0,1]))
11357
903c1a3df301 Add additional tests for mod with non-integer real values.
Rik <octave@nomad.inbox5.com>
parents: 11242
diff changeset
791
903c1a3df301 Add additional tests for mod with non-integer real values.
Rik <octave@nomad.inbox5.com>
parents: 11242
diff changeset
792 ## non-integer real numbers
903c1a3df301 Add additional tests for mod with non-integer real values.
Rik <octave@nomad.inbox5.com>
parents: 11242
diff changeset
793 %!assert (mod (2.1, 0.1), 0)
903c1a3df301 Add additional tests for mod with non-integer real values.
Rik <octave@nomad.inbox5.com>
parents: 11242
diff changeset
794 %!assert (mod (2.1, 0.2), 0.1, eps)
10436
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
795 */
00219bdd2d17 implement built-in rem and mod
Jaroslav Hajek <highegg@gmail.com>
parents: 10435
diff changeset
796
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7743
diff changeset
797 // FIXME Need to convert the reduction functions of this file for single precision
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7743
diff changeset
798
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
799 #define NATIVE_REDUCTION_1(FCN, TYPE, DIM) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
800 (arg.is_ ## TYPE ## _type ()) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
801 { \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
802 TYPE ## NDArray tmp = arg. TYPE ##_array_value (); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
803 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
804 if (! error_state) \
8780
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum
Jaroslav Hajek <highegg@gmail.com>
parents: 8756
diff changeset
805 { \
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum
Jaroslav Hajek <highegg@gmail.com>
parents: 8756
diff changeset
806 retval = tmp.FCN (DIM); \
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum
Jaroslav Hajek <highegg@gmail.com>
parents: 8756
diff changeset
807 } \
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
808 }
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
809
8780
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum
Jaroslav Hajek <highegg@gmail.com>
parents: 8756
diff changeset
810 #define NATIVE_REDUCTION(FCN, BOOL_FCN) \
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
811 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
812 octave_value retval; \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
813 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
814 int nargin = args.length (); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
815 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
816 bool isnative = false; \
7815
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
817 bool isdouble = false; \
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
818 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
819 if (nargin > 1 && args(nargin - 1).is_string ()) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
820 { \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
821 std::string str = args(nargin - 1).string_value (); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
822 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
823 if (! error_state) \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
824 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
825 if (str == "native") \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
826 isnative = true; \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
827 else if (str == "double") \
7815
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
828 isdouble = true; \
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
829 else \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
830 error ("sum: unrecognized string argument"); \
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
831 nargin --; \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
832 } \
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
833 } \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
834 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
835 if (nargin == 1 || nargin == 2) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
836 { \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
837 octave_value arg = args(0); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
838 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
839 int dim = (nargin == 1 ? -1 : args(1).int_value (true) - 1); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
840 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
841 if (! error_state) \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
842 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
843 if (dim >= -1) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
844 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
845 if (arg.is_sparse_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
846 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
847 if (arg.is_real_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
848 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
849 SparseMatrix tmp = arg.sparse_matrix_value (); \
7515
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7506
diff changeset
850 \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
851 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
852 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
853 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
854 else \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
855 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
856 SparseComplexMatrix tmp = arg.sparse_complex_matrix_value (); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
857 \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
858 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
859 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
860 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
861 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
862 else \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
863 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
864 if (isnative) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
865 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
866 if NATIVE_REDUCTION_1 (FCN, uint8, dim) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
867 else if NATIVE_REDUCTION_1 (FCN, uint16, dim) \
7515
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7506
diff changeset
868 else if NATIVE_REDUCTION_1 (FCN, uint32, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7506
diff changeset
869 else if NATIVE_REDUCTION_1 (FCN, uint64, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7506
diff changeset
870 else if NATIVE_REDUCTION_1 (FCN, int8, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7506
diff changeset
871 else if NATIVE_REDUCTION_1 (FCN, int16, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7506
diff changeset
872 else if NATIVE_REDUCTION_1 (FCN, int32, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7506
diff changeset
873 else if NATIVE_REDUCTION_1 (FCN, int64, dim) \
8756
d0755c9db5ed implement fast logical sum (counting)
Jaroslav Hajek <highegg@gmail.com>
parents: 8734
diff changeset
874 else if (arg.is_bool_type ()) \
d0755c9db5ed implement fast logical sum (counting)
Jaroslav Hajek <highegg@gmail.com>
parents: 8734
diff changeset
875 { \
8780
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum
Jaroslav Hajek <highegg@gmail.com>
parents: 8756
diff changeset
876 boolNDArray tmp = arg.bool_array_value (); \
8756
d0755c9db5ed implement fast logical sum (counting)
Jaroslav Hajek <highegg@gmail.com>
parents: 8734
diff changeset
877 if (! error_state) \
8780
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum
Jaroslav Hajek <highegg@gmail.com>
parents: 8756
diff changeset
878 retval = boolNDArray (tmp.BOOL_FCN (dim)); \
8756
d0755c9db5ed implement fast logical sum (counting)
Jaroslav Hajek <highegg@gmail.com>
parents: 8734
diff changeset
879 } \
7515
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7506
diff changeset
880 else if (arg.is_char_matrix ()) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7506
diff changeset
881 { \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
882 error (#FCN, ": invalid char type"); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
883 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
884 else if (!isdouble && arg.is_single_type ()) \
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7743
diff changeset
885 { \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
886 if (arg.is_complex_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
887 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
888 FloatComplexNDArray tmp = \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
889 arg.float_complex_array_value (); \
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7743
diff changeset
890 \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
891 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
892 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
893 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
894 else if (arg.is_real_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
895 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
896 FloatNDArray tmp = arg.float_array_value (); \
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7743
diff changeset
897 \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
898 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
899 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
900 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
901 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
902 else if (arg.is_complex_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
903 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
904 ComplexNDArray tmp = arg.complex_array_value (); \
7515
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7506
diff changeset
905 \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
906 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
907 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
908 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
909 else if (arg.is_real_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
910 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
911 NDArray tmp = arg.array_value (); \
7515
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7506
diff changeset
912 \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
913 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
914 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
915 } \
7515
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7506
diff changeset
916 else \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
917 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
918 gripe_wrong_type_arg (#FCN, arg); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
919 return retval; \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
920 } \
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
921 } \
8756
d0755c9db5ed implement fast logical sum (counting)
Jaroslav Hajek <highegg@gmail.com>
parents: 8734
diff changeset
922 else if (arg.is_bool_type ()) \
d0755c9db5ed implement fast logical sum (counting)
Jaroslav Hajek <highegg@gmail.com>
parents: 8734
diff changeset
923 { \
d0755c9db5ed implement fast logical sum (counting)
Jaroslav Hajek <highegg@gmail.com>
parents: 8734
diff changeset
924 boolNDArray tmp = arg.bool_array_value (); \
d0755c9db5ed implement fast logical sum (counting)
Jaroslav Hajek <highegg@gmail.com>
parents: 8734
diff changeset
925 if (! error_state) \
d0755c9db5ed implement fast logical sum (counting)
Jaroslav Hajek <highegg@gmail.com>
parents: 8734
diff changeset
926 retval = tmp.FCN (dim); \
d0755c9db5ed implement fast logical sum (counting)
Jaroslav Hajek <highegg@gmail.com>
parents: 8734
diff changeset
927 } \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
928 else if (!isdouble && arg.is_single_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
929 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
930 if (arg.is_real_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
931 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
932 FloatNDArray tmp = arg.float_array_value (); \
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7743
diff changeset
933 \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
934 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
935 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
936 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
937 else if (arg.is_complex_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
938 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
939 FloatComplexNDArray tmp = \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
940 arg.float_complex_array_value (); \
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7743
diff changeset
941 \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
942 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
943 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
944 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
945 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
946 else if (arg.is_real_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
947 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
948 NDArray tmp = arg.array_value (); \
7515
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7506
diff changeset
949 \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
950 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
951 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
952 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
953 else if (arg.is_complex_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
954 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
955 ComplexNDArray tmp = arg.complex_array_value (); \
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
956 \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
957 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
958 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
959 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
960 else \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
961 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
962 gripe_wrong_type_arg (#FCN, arg); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
963 return retval; \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
964 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
965 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
966 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
967 else \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
968 error (#FCN ": invalid dimension argument = %d", dim + 1); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
969 } \
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
970 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
971 } \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
972 else \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
973 print_usage (); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
974 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
975 return retval
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
976
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
977 #define DATA_REDUCTION(FCN) \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
978 \
4233
ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe]
jwe
parents: 4176
diff changeset
979 octave_value retval; \
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
980 \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
981 int nargin = args.length (); \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
982 \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
983 if (nargin == 1 || nargin == 2) \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
984 { \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
985 octave_value arg = args(0); \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
986 \
3864
e78705239df5 [project @ 2001-11-16 12:56:20 by jwe]
jwe
parents: 3797
diff changeset
987 int dim = (nargin == 1 ? -1 : args(1).int_value (true) - 1); \
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
988 \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
989 if (! error_state) \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
990 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
991 if (dim >= -1) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
992 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
993 if (arg.is_real_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
994 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
995 if (arg.is_sparse_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
996 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
997 SparseMatrix tmp = arg.sparse_matrix_value (); \
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
998 \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
999 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1000 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1001 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1002 else if (arg.is_single_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1003 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1004 FloatNDArray tmp = arg.float_array_value (); \
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7743
diff changeset
1005 \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1006 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1007 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1008 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1009 else \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1010 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1011 NDArray tmp = arg.array_value (); \
7515
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7506
diff changeset
1012 \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1013 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1014 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1015 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1016 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1017 else if (arg.is_complex_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1018 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1019 if (arg.is_sparse_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1020 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1021 SparseComplexMatrix tmp = arg.sparse_complex_matrix_value (); \
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
1022 \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1023 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1024 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1025 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1026 else if (arg.is_single_type ()) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1027 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1028 FloatComplexNDArray tmp = arg.float_complex_array_value (); \
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7743
diff changeset
1029 \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1030 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1031 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1032 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1033 else \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1034 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1035 ComplexNDArray tmp = arg.complex_array_value (); \
7515
f3c00dc0912b Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents: 7506
diff changeset
1036 \
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1037 if (! error_state) \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1038 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1039 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1040 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1041 else \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1042 { \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1043 gripe_wrong_type_arg (#FCN, arg); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1044 return retval; \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1045 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1046 } \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1047 else \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1048 error (#FCN ": invalid dimension argument = %d", dim + 1); \
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1049 } \
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
1050 } \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
1051 else \
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
1052 print_usage (); \
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
1053 \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
1054 return retval
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
1055
1957
0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe]
jwe
parents: 1940
diff changeset
1056 DEFUN (cumprod, args, ,
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
1057 "-*- texinfo -*-\n\
9163
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
1058 @deftypefn {Built-in Function} {} cumprod (@var{x})\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
1059 @deftypefnx {Built-in Function} {} cumprod (@var{x}, @var{dim})\n\
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
1060 Cumulative product of elements along dimension @var{dim}. If\n\
9723
f426899f4b9c fix reduction functions docstrings
Jaroslav Hajek <highegg@gmail.com>
parents: 9721
diff changeset
1061 @var{dim} is omitted, it defaults to the first non-singleton dimension.\n\
5061
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe]
jwe
parents: 5058
diff changeset
1062 \n\
9163
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
1063 @seealso{prod, cumsum}\n\
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
1064 @end deftypefn")
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1065 {
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
1066 DATA_REDUCTION (cumprod);
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1067 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1068
7815
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1069 /*
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1070
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1071 %!assert (cumprod ([1, 2, 3]), [1, 2, 6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1072 %!assert (cumprod ([-1; -2; -3]), [-1; 2; -6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1073 %!assert (cumprod ([i, 2+i, -3+2i, 4]), [i, -1+2i, -1-8i, -4-32i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1074 %!assert (cumprod ([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i]), [1, 2, 3; i, 4i, 9i; -1+i, -8+8i, -27+27i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1075
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1076 %!assert (cumprod (single([1, 2, 3])), single([1, 2, 6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1077 %!assert (cumprod (single([-1; -2; -3])), single([-1; 2; -6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1078 %!assert (cumprod (single([i, 2+i, -3+2i, 4])), single([i, -1+2i, -1-8i, -4-32i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1079 %!assert (cumprod (single([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i])), single([1, 2, 3; i, 4i, 9i; -1+i, -8+8i, -27+27i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1080
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1081 %!error <Invalid call to cumprod.*> cumprod ();
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1082
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1083 %!assert (cumprod ([2, 3; 4, 5], 1), [2, 3; 8, 15]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1084 %!assert (cumprod ([2, 3; 4, 5], 2), [2, 6; 4, 20]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1085
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1086 %!assert (cumprod (single([2, 3; 4, 5]), 1), single([2, 3; 8, 15]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1087 %!assert (cumprod (single([2, 3; 4, 5]), 2), single([2, 6; 4, 20]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1088
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1089 */
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1090
1957
0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe]
jwe
parents: 1940
diff changeset
1091 DEFUN (cumsum, args, ,
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
1092 "-*- texinfo -*-\n\
9163
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
1093 @deftypefn {Built-in Function} {} cumsum (@var{x})\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
1094 @deftypefnx {Built-in Function} {} cumsum (@var{x}, @var{dim})\n\
8780
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum
Jaroslav Hajek <highegg@gmail.com>
parents: 8756
diff changeset
1095 @deftypefnx {Built-in Function} {} cumsum (@dots{}, 'native')\n\
12546
39ca02387a32 Improve docstrings for a number of functions.
Rik <octave@nomad.inbox5.com>
parents: 12483
diff changeset
1096 @deftypefnx {Built-in Function} {} cumsum (@dots{}, 'double')\n\
39ca02387a32 Improve docstrings for a number of functions.
Rik <octave@nomad.inbox5.com>
parents: 12483
diff changeset
1097 @deftypefnx {Built-in Function} {} cumsum (@dots{}, 'extra')\n\
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
1098 Cumulative sum of elements along dimension @var{dim}. If @var{dim}\n\
9723
f426899f4b9c fix reduction functions docstrings
Jaroslav Hajek <highegg@gmail.com>
parents: 9721
diff changeset
1099 is omitted, it defaults to the first non-singleton dimension.\n\
8780
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum
Jaroslav Hajek <highegg@gmail.com>
parents: 8756
diff changeset
1100 \n\
12546
39ca02387a32 Improve docstrings for a number of functions.
Rik <octave@nomad.inbox5.com>
parents: 12483
diff changeset
1101 See @code{sum} for an explanation of the optional parameters 'native',\n\
39ca02387a32 Improve docstrings for a number of functions.
Rik <octave@nomad.inbox5.com>
parents: 12483
diff changeset
1102 'double', and 'extra'.\n\
9163
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
1103 @seealso{sum, cumprod}\n\
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
1104 @end deftypefn")
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1105 {
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1106 octave_value retval;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1107
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1108 int nargin = args.length ();
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1109
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1110 bool isnative = false;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1111 bool isdouble = false;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1112
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1113 if (nargin > 1 && args(nargin - 1).is_string ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1114 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1115 std::string str = args(nargin - 1).string_value ();
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1116
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1117 if (! error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1118 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1119 if (str == "native")
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1120 isnative = true;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1121 else if (str == "double")
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1122 isdouble = true;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1123 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1124 error ("sum: unrecognized string argument");
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1125 nargin --;
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1126 }
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1127 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1128
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1129 if (error_state)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1130 return retval;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1131
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1132 if (nargin == 1 || nargin == 2)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1133 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1134 octave_value arg = args(0);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1135
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1136 int dim = -1;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1137 if (nargin == 2)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1138 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1139 dim = args(1).int_value () - 1;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1140 if (dim < 0)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1141 error ("cumsum: invalid dimension argument = %d", dim + 1);
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1142 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1143
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1144 if (! error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1145 {
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1146 switch (arg.builtin_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1147 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1148 case btyp_double:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1149 if (arg.is_sparse_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1150 retval = arg.sparse_matrix_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1151 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1152 retval = arg.array_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1153 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1154 case btyp_complex:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1155 if (arg.is_sparse_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1156 retval = arg.sparse_complex_matrix_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1157 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1158 retval = arg.complex_array_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1159 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1160 case btyp_float:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1161 if (isdouble)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1162 retval = arg.array_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1163 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1164 retval = arg.float_array_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1165 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1166 case btyp_float_complex:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1167 if (isdouble)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1168 retval = arg.complex_array_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1169 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1170 retval = arg.float_complex_array_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1171 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1172
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1173 #define MAKE_INT_BRANCH(X) \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1174 case btyp_ ## X: \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1175 if (isnative) \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1176 retval = arg.X ## _array_value ().cumsum (dim); \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1177 else \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1178 retval = arg.array_value ().cumsum (dim); \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1179 break
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1180 MAKE_INT_BRANCH (int8);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1181 MAKE_INT_BRANCH (int16);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1182 MAKE_INT_BRANCH (int32);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1183 MAKE_INT_BRANCH (int64);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1184 MAKE_INT_BRANCH (uint8);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1185 MAKE_INT_BRANCH (uint16);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1186 MAKE_INT_BRANCH (uint32);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1187 MAKE_INT_BRANCH (uint64);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1188 #undef MAKE_INT_BRANCH
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1189
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1190 case btyp_bool:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1191 if (arg.is_sparse_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1192 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1193 SparseMatrix cs = arg.sparse_matrix_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1194 if (isnative)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1195 retval = cs != 0.0;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1196 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1197 retval = cs;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1198 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1199 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1200 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1201 NDArray cs = arg.bool_array_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1202 if (isnative)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1203 retval = cs != 0.0;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1204 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1205 retval = cs;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1206 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1207 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1208
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1209 default:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1210 gripe_wrong_type_arg ("cumsum", arg);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1211 }
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1212 }
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1213 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1214 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1215 print_usage ();
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1216
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
1217 return retval;
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1218 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1219
7815
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1220 /*
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1221
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1222 %!assert (cumsum ([1, 2, 3]), [1, 3, 6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1223 %!assert (cumsum ([-1; -2; -3]), [-1; -3; -6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1224 %!assert (cumsum ([i, 2+i, -3+2i, 4]), [i, 2+2i, -1+4i, 3+4i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1225 %!assert (cumsum ([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i]), [1, 2, 3; 1+i, 2+2i, 3+3i; 2+2i, 4+4i, 6+6i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1226
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1227 %!assert (cumsum (single([1, 2, 3])), single([1, 3, 6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1228 %!assert (cumsum (single([-1; -2; -3])), single([-1; -3; -6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1229 %!assert (cumsum (single([i, 2+i, -3+2i, 4])), single([i, 2+2i, -1+4i, 3+4i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1230 %!assert (cumsum (single([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i])), single([1, 2, 3; 1+i, 2+2i, 3+3i; 2+2i, 4+4i, 6+6i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1231
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1232 %!error <Invalid call to cumsum.*> cumsum ();
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1233
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1234 %!assert (cumsum ([1, 2; 3, 4], 1), [1, 2; 4, 6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1235 %!assert (cumsum ([1, 2; 3, 4], 2), [1, 3; 3, 7]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1236
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1237 %!assert (cumsum (single([1, 2; 3, 4]), 1), single([1, 2; 4, 6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1238 %!assert (cumsum (single([1, 2; 3, 4]), 2), single([1, 3; 3, 7]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1239
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1240 */
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1241
1957
0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe]
jwe
parents: 1940
diff changeset
1242 DEFUN (diag, args, ,
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1243 "-*- texinfo -*-\n\
12567
cc8ccdfec424 Remove archaic 3-input argument form of diag function.
Rik <octave@nomad.inbox5.com>
parents: 12546
diff changeset
1244 @deftypefn {Built-in Function} {@var{M} =} diag (@var{v})\n\
cc8ccdfec424 Remove archaic 3-input argument form of diag function.
Rik <octave@nomad.inbox5.com>
parents: 12546
diff changeset
1245 @deftypefnx {Built-in Function} {@var{M} =} diag (@var{v}, @var{k})\n\
12571
bed932910eb9 Add documentation for 3-input form of diag(). Add new tests.
Rik <octave@nomad.inbox5.com>
parents: 12570
diff changeset
1246 @deftypefnx {Built-in Function} {@var{M} =} diag (@var{v}, @var{m}, @var{n})\n\
12567
cc8ccdfec424 Remove archaic 3-input argument form of diag function.
Rik <octave@nomad.inbox5.com>
parents: 12546
diff changeset
1247 @deftypefnx {Built-in Function} {@var{v} =} diag (@var{M})\n\
cc8ccdfec424 Remove archaic 3-input argument form of diag function.
Rik <octave@nomad.inbox5.com>
parents: 12546
diff changeset
1248 @deftypefnx {Built-in Function} {@var{v} =} diag (@var{M}, @var{k})\n\
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1249 Return a diagonal matrix with vector @var{v} on diagonal @var{k}. The\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1250 second argument is optional. If it is positive, the vector is placed on\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1251 the @var{k}-th super-diagonal. If it is negative, it is placed on the\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1252 @var{-k}-th sub-diagonal. The default value of @var{k} is 0, and the\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
1253 vector is placed on the main diagonal. For example:\n\
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1254 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1255 @example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1256 @group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1257 diag ([1, 2, 3], 1)\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1258 @result{} 0 1 0 0\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1259 0 0 2 0\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1260 0 0 0 3\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1261 0 0 0 0\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1262 @end group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1263 @end example\n\
6772
315bc7c8f9b5 [project @ 2007-07-10 09:51:39 by dbateman]
dbateman
parents: 6688
diff changeset
1264 \n\
315bc7c8f9b5 [project @ 2007-07-10 09:51:39 by dbateman]
dbateman
parents: 6688
diff changeset
1265 @noindent\n\
12571
bed932910eb9 Add documentation for 3-input form of diag(). Add new tests.
Rik <octave@nomad.inbox5.com>
parents: 12570
diff changeset
1266 The 3-input form returns a diagonal matrix with vector @var{v} on the main\n\
bed932910eb9 Add documentation for 3-input form of diag(). Add new tests.
Rik <octave@nomad.inbox5.com>
parents: 12570
diff changeset
1267 diagonal and the resulting matrix being of size @var{m} rows x @var{n}\n\
bed932910eb9 Add documentation for 3-input form of diag(). Add new tests.
Rik <octave@nomad.inbox5.com>
parents: 12570
diff changeset
1268 columns.\n\
bed932910eb9 Add documentation for 3-input form of diag(). Add new tests.
Rik <octave@nomad.inbox5.com>
parents: 12570
diff changeset
1269 \n\
6772
315bc7c8f9b5 [project @ 2007-07-10 09:51:39 by dbateman]
dbateman
parents: 6688
diff changeset
1270 Given a matrix argument, instead of a vector, @code{diag} extracts the\n\
6774
3b09c87d5165 [project @ 2007-07-13 13:27:36 by dbateman]
dbateman
parents: 6772
diff changeset
1271 @var{k}-th diagonal of the matrix.\n\
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
1272 @end deftypefn")
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1273 {
4233
ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe]
jwe
parents: 4176
diff changeset
1274 octave_value retval;
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1275
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1276 int nargin = args.length ();
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1277
712
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 649
diff changeset
1278 if (nargin == 1 && args(0).is_defined ())
7620
36594d5bbe13 Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents: 7618
diff changeset
1279 retval = args(0).diag();
712
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 649
diff changeset
1280 else if (nargin == 2 && args(0).is_defined () && args(1).is_defined ())
7620
36594d5bbe13 Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents: 7618
diff changeset
1281 {
36594d5bbe13 Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents: 7618
diff changeset
1282 octave_idx_type k = args(1).int_value ();
36594d5bbe13 Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents: 7618
diff changeset
1283
36594d5bbe13 Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents: 7618
diff changeset
1284 if (error_state)
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
1285 error ("diag: invalid argument K");
7620
36594d5bbe13 Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents: 7618
diff changeset
1286 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1287 retval = args(0).diag(k);
7620
36594d5bbe13 Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents: 7618
diff changeset
1288 }
12570
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag().
Rik <octave@nomad.inbox5.com>
parents: 12567
diff changeset
1289 else if (nargin == 3)
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag().
Rik <octave@nomad.inbox5.com>
parents: 12567
diff changeset
1290 {
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag().
Rik <octave@nomad.inbox5.com>
parents: 12567
diff changeset
1291 octave_value arg0 = args(0);
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag().
Rik <octave@nomad.inbox5.com>
parents: 12567
diff changeset
1292 if (arg0.ndims () == 2 && (args(0).rows () == 1 || args(0).columns () == 1))
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag().
Rik <octave@nomad.inbox5.com>
parents: 12567
diff changeset
1293 {
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag().
Rik <octave@nomad.inbox5.com>
parents: 12567
diff changeset
1294 octave_idx_type m = args(1).int_value (), n = args(2).int_value ();
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag().
Rik <octave@nomad.inbox5.com>
parents: 12567
diff changeset
1295 if (! error_state)
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag().
Rik <octave@nomad.inbox5.com>
parents: 12567
diff changeset
1296 retval = arg0.diag ().resize (dim_vector (m, n));
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag().
Rik <octave@nomad.inbox5.com>
parents: 12567
diff changeset
1297 else
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag().
Rik <octave@nomad.inbox5.com>
parents: 12567
diff changeset
1298 error ("diag: invalid dimensions");
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag().
Rik <octave@nomad.inbox5.com>
parents: 12567
diff changeset
1299 }
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag().
Rik <octave@nomad.inbox5.com>
parents: 12567
diff changeset
1300 else
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag().
Rik <octave@nomad.inbox5.com>
parents: 12567
diff changeset
1301 error ("diag: V must be a vector");
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag().
Rik <octave@nomad.inbox5.com>
parents: 12567
diff changeset
1302 }
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1303 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
1304 print_usage ();
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1305
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1306 return retval;
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1307 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1308
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1309 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1310
8459
d17874a6f161 improve indexing of diagonal & permutation matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 8458
diff changeset
1311 %!assert(full (diag ([1; 2; 3])), [1, 0, 0; 0, 2, 0; 0, 0, 3]);
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1312 %!assert(diag ([1; 2; 3], 1), [0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1313 %!assert(diag ([1; 2; 3], 2), [0, 0, 1, 0, 0; 0, 0, 0, 2, 0; 0, 0, 0, 0, 3; 0, 0, 0, 0, 0; 0, 0, 0, 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1314 %!assert(diag ([1; 2; 3],-1), [0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1315 %!assert(diag ([1; 2; 3],-2), [0, 0, 0, 0, 0; 0, 0, 0, 0, 0; 1, 0, 0, 0, 0; 0, 2, 0, 0, 0; 0, 0, 3, 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1316
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1317 %!assert(diag ([1, 0, 0; 0, 2, 0; 0, 0, 3]), [1; 2; 3]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1318 %!assert(diag ([0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0], 1), [1; 2; 3]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1319 %!assert(diag ([0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0], -1), [1; 2; 3]);
12567
cc8ccdfec424 Remove archaic 3-input argument form of diag function.
Rik <octave@nomad.inbox5.com>
parents: 12546
diff changeset
1320 %!assert(diag (ones(1, 0), 2), zeros (2));
12571
bed932910eb9 Add documentation for 3-input form of diag(). Add new tests.
Rik <octave@nomad.inbox5.com>
parents: 12570
diff changeset
1321 %!assert(diag (1:3, 4, 2), [1, 0; 0, 2; 0, 0; 0, 0]);
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1322
8459
d17874a6f161 improve indexing of diagonal & permutation matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 8458
diff changeset
1323 %!assert(full (diag (single([1; 2; 3]))), single([1, 0, 0; 0, 2, 0; 0, 0, 3]));
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1324 %!assert(diag (single([1; 2; 3]), 1), single([0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1325 %!assert(diag (single([1; 2; 3]), 2), single([0, 0, 1, 0, 0; 0, 0, 0, 2, 0; 0, 0, 0, 0, 3; 0, 0, 0, 0, 0; 0, 0, 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1326 %!assert(diag (single([1; 2; 3]),-1), single([0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1327 %!assert(diag (single([1; 2; 3]),-2), single([0, 0, 0, 0, 0; 0, 0, 0, 0, 0; 1, 0, 0, 0, 0; 0, 2, 0, 0, 0; 0, 0, 3, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1328
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1329 %!assert(diag (single([1, 0, 0; 0, 2, 0; 0, 0, 3])), single([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1330 %!assert(diag (single([0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0]), 1), single([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1331 %!assert(diag (single([0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0]), -1), single([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1332
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1333 %!assert(diag (int8([1; 2; 3])), int8([1, 0, 0; 0, 2, 0; 0, 0, 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1334 %!assert(diag (int8([1; 2; 3]), 1), int8([0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1335 %!assert(diag (int8([1; 2; 3]), 2), int8([0, 0, 1, 0, 0; 0, 0, 0, 2, 0; 0, 0, 0, 0, 3; 0, 0, 0, 0, 0; 0, 0, 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1336 %!assert(diag (int8([1; 2; 3]),-1), int8([0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1337 %!assert(diag (int8([1; 2; 3]),-2), int8([0, 0, 0, 0, 0; 0, 0, 0, 0, 0; 1, 0, 0, 0, 0; 0, 2, 0, 0, 0; 0, 0, 3, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1338
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1339 %!assert(diag (int8([1, 0, 0; 0, 2, 0; 0, 0, 3])), int8([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1340 %!assert(diag (int8([0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0]), 1), int8([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1341 %!assert(diag (int8([0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0]), -1), int8([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1342
12571
bed932910eb9 Add documentation for 3-input form of diag(). Add new tests.
Rik <octave@nomad.inbox5.com>
parents: 12570
diff changeset
1343 %% Test input validation
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1344 %!error <Invalid call to diag.*> diag ();
12571
bed932910eb9 Add documentation for 3-input form of diag(). Add new tests.
Rik <octave@nomad.inbox5.com>
parents: 12570
diff changeset
1345 %!error <Invalid call to diag.*> diag (1,2,3,4);
bed932910eb9 Add documentation for 3-input form of diag(). Add new tests.
Rik <octave@nomad.inbox5.com>
parents: 12570
diff changeset
1346 %!error diag (ones (2), 3, 3);
bed932910eb9 Add documentation for 3-input form of diag(). Add new tests.
Rik <octave@nomad.inbox5.com>
parents: 12570
diff changeset
1347 %!error diag (1:3, -4, 3);
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1348
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1349 */
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1350
1957
0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe]
jwe
parents: 1940
diff changeset
1351 DEFUN (prod, args, ,
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
1352 "-*- texinfo -*-\n\
9163
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
1353 @deftypefn {Built-in Function} {} prod (@var{x})\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
1354 @deftypefnx {Built-in Function} {} prod (@var{x}, @var{dim})\n\
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
1355 Product of elements along dimension @var{dim}. If @var{dim} is\n\
9723
f426899f4b9c fix reduction functions docstrings
Jaroslav Hajek <highegg@gmail.com>
parents: 9721
diff changeset
1356 omitted, it defaults to the first non-singleton dimension.\n\
9163
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
1357 @seealso{cumprod, sum}\n\
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
1358 @end deftypefn")
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1359 {
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
1360 DATA_REDUCTION (prod);
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1361 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
1362
7815
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1363 /*
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1364
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1365 %!assert (prod ([1, 2, 3]), 6);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1366 %!assert (prod ([-1; -2; -3]), -6);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1367 %!assert (prod ([i, 2+i, -3+2i, 4]), -4 - 32i);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1368 %!assert (prod ([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i]), [-1+i, -8+8i, -27+27i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1369
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1370 %!assert (prod (single([1, 2, 3])), single(6));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1371 %!assert (prod (single([-1; -2; -3])), single(-6));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1372 %!assert (prod (single([i, 2+i, -3+2i, 4])), single(-4 - 32i));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1373 %!assert (prod (single([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i])), single([-1+i, -8+8i, -27+27i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1374
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1375 %!error <Invalid call to prod.*> prod ();
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1376
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1377 %!assert (prod ([1, 2; 3, 4], 1), [3, 8]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1378 %!assert (prod ([1, 2; 3, 4], 2), [2; 12]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1379 %!assert (prod (zeros (1, 0)), 1);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1380 %!assert (prod (zeros (1, 0), 1), zeros (1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1381 %!assert (prod (zeros (1, 0), 2), 1);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1382 %!assert (prod (zeros (0, 1)), 1);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1383 %!assert (prod (zeros (0, 1), 1), 1);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1384 %!assert (prod (zeros (0, 1), 2), zeros (0, 1));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1385 %!assert (prod (zeros (2, 0)), zeros (1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1386 %!assert (prod (zeros (2, 0), 1), zeros (1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1387 %!assert (prod (zeros (2, 0), 2), [1; 1]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1388 %!assert (prod (zeros (0, 2)), [1, 1]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1389 %!assert (prod (zeros (0, 2), 1), [1, 1]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1390 %!assert (prod (zeros (0, 2), 2), zeros(0, 1));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1391
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1392 %!assert (prod (single([1, 2; 3, 4]), 1), single([3, 8]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1393 %!assert (prod (single([1, 2; 3, 4]), 2), single([2; 12]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1394 %!assert (prod (zeros (1, 0, 'single')), single(1));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1395 %!assert (prod (zeros (1, 0, 'single'), 1), zeros (1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1396 %!assert (prod (zeros (1, 0, 'single'), 2), single(1));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1397 %!assert (prod (zeros (0, 1, 'single')), single(1));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1398 %!assert (prod (zeros (0, 1, 'single'), 1), single(1));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1399 %!assert (prod (zeros (0, 1, 'single'), 2), zeros (0, 1, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1400 %!assert (prod (zeros (2, 0, 'single')), zeros (1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1401 %!assert (prod (zeros (2, 0, 'single'), 1), zeros (1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1402 %!assert (prod (zeros (2, 0, 'single'), 2), single([1; 1]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1403 %!assert (prod (zeros (0, 2, 'single')), single([1, 1]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1404 %!assert (prod (zeros (0, 2, 'single'), 1), single([1, 1]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1405 %!assert (prod (zeros (0, 2, 'single'), 2), zeros(0, 1, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1406
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1407 */
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
1408
10758
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1409 static bool
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1410 all_scalar_1x1 (const octave_value_list& args)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1411 {
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1412 int n_args = args.length ();
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1413 for (int i = 0; i < n_args; i++)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1414 if (args(i).numel () != 1)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1415 return false;
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1416
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1417 return true;
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1418 }
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1419
10533
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1420 template <class TYPE, class T>
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
1421 static void
10533
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1422 single_type_concat (Array<T>& result,
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1423 const octave_value_list& args,
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1424 int dim)
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1425 {
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1426 int n_args = args.length ();
10758
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1427 if (! (equal_types<T, char>::value
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1428 || equal_types<T, octave_value>::value)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1429 && all_scalar_1x1 (args))
10533
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1430 {
10758
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1431 // Optimize all scalars case.
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1432 dim_vector dv (1, 1);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1433 if (dim == -1 || dim == -2)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1434 dim = -dim - 1;
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1435 else if (dim >= 2)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1436 dv.resize (dim+1, 1);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1437 dv(dim) = n_args;
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1438
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1439 result.clear (dv);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1440
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1441 for (int j = 0; j < n_args && ! error_state; j++)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1442 {
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1443 octave_quit ();
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1444
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1445 result(j) = octave_value_extract<T> (args(j));
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1446 }
10533
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1447 }
10758
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1448 else
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1449 {
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1450 OCTAVE_LOCAL_BUFFER (Array<T>, array_list, n_args);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1451
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1452 for (int j = 0; j < n_args && ! error_state; j++)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1453 {
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1454 octave_quit ();
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1455
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1456 array_list[j] = octave_value_extract<TYPE> (args(j));
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1457 }
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1458
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1459 if (! error_state)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1460 result = Array<T>::cat (dim, n_args, array_list);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1461 }
10533
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1462 }
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1463
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1464 template <class TYPE, class T>
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
1465 static void
10533
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1466 single_type_concat (Sparse<T>& result,
10498
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1467 const octave_value_list& args,
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1468 int dim)
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1469 {
10533
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1470 int n_args = args.length ();
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1471 OCTAVE_LOCAL_BUFFER (Sparse<T>, sparse_list, n_args);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1472
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1473 for (int j = 0; j < n_args && ! error_state; j++)
10498
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1474 {
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1475 octave_quit ();
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1476
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1477 sparse_list[j] = octave_value_extract<TYPE> (args(j));
10498
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1478 }
10533
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1479
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1480 if (! error_state)
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1481 result = Sparse<T>::cat (dim, n_args, sparse_list);
10498
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1482 }
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1483
10533
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1484 // Dispatcher.
10498
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1485 template<class TYPE>
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
1486 static TYPE
10533
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1487 do_single_type_concat (const octave_value_list& args, int dim)
10498
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1488 {
10533
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1489 TYPE result;
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1490
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1491 single_type_concat<TYPE, typename TYPE::element_type> (result, args, dim);
10498
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1492
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1493 return result;
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1494 }
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1495
10758
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1496 template<class MAP>
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
1497 static void
10758
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1498 single_type_concat_map (octave_map& result,
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1499 const octave_value_list& args,
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1500 int dim)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1501 {
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1502 int n_args = args.length ();
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1503 OCTAVE_LOCAL_BUFFER (MAP, map_list, n_args);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1504
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1505 for (int j = 0; j < n_args && ! error_state; j++)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1506 {
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1507 octave_quit ();
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1508
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1509 map_list[j] = octave_value_extract<MAP> (args(j));
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1510 }
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1511
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1512 if (! error_state)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1513 result = octave_map::cat (dim, n_args, map_list);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1514 }
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1515
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1516 static octave_map
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1517 do_single_type_concat_map (const octave_value_list& args,
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1518 int dim)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1519 {
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1520 octave_map result;
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1521 if (all_scalar_1x1 (args)) // optimize all scalars case.
10763
b397b8edd8c5 fix off-by-1 dim in scalar map horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10758
diff changeset
1522 single_type_concat_map<octave_scalar_map> (result, args, dim);
10758
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1523 else
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1524 single_type_concat_map<octave_map> (result, args, dim);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1525
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1526 return result;
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1527 }
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1528
4824
4829055e154f [project @ 2004-03-08 18:16:04 by jwe]
jwe
parents: 4806
diff changeset
1529 static octave_value
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1530 do_cat (const octave_value_list& args, int dim, std::string fname)
4806
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1531 {
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1532 octave_value retval;
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1533
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
1534 int n_args = args.length ();
4806
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1535
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1536 if (n_args == 0)
5714
24f6a13878c2 [project @ 2006-03-23 21:46:09 by jwe]
jwe
parents: 5677
diff changeset
1537 retval = Matrix ();
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1538 else if (n_args == 1)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1539 retval = args(0);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1540 else if (n_args > 1)
4824
4829055e154f [project @ 2004-03-08 18:16:04 by jwe]
jwe
parents: 4806
diff changeset
1541 {
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1542
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1543 std::string result_type = args(0).class_name ();
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1544
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1545 bool all_sq_strings_p = args(0).is_sq_string ();
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1546 bool all_dq_strings_p = args(0).is_dq_string ();
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1547 bool all_real_p = args(0).is_real_type ();
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1548 bool any_sparse_p = args(0).is_sparse_type();
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1549
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1550 for (int i = 1; i < args.length (); i++)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1551 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
1552 result_type =
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1553 get_concat_class (result_type, args(i).class_name ());
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1554
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1555 if (all_sq_strings_p && ! args(i).is_sq_string ())
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1556 all_sq_strings_p = false;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1557 if (all_dq_strings_p && ! args(i).is_dq_string ())
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1558 all_dq_strings_p = false;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1559 if (all_real_p && ! args(i).is_real_type ())
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1560 all_real_p = false;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1561 if (!any_sparse_p && args(i).is_sparse_type ())
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1562 any_sparse_p = true;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1563 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1564
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1565 if (result_type == "double")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1566 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1567 if (any_sparse_p)
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
1568 {
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1569 if (all_real_p)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1570 retval = do_single_type_concat<SparseMatrix> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1571 else
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1572 retval = do_single_type_concat<SparseComplexMatrix> (args, dim);
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1573 }
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1574 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1575 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1576 if (all_real_p)
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1577 retval = do_single_type_concat<NDArray> (args, dim);
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1578 else
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1579 retval = do_single_type_concat<ComplexNDArray> (args, dim);
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1580 }
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1581 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1582 else if (result_type == "single")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1583 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1584 if (all_real_p)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1585 retval = do_single_type_concat<FloatNDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1586 else
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1587 retval = do_single_type_concat<FloatComplexNDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1588 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1589 else if (result_type == "char")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1590 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1591 char type = all_dq_strings_p ? '"' : '\'';
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1592
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1593 maybe_warn_string_concat (all_dq_strings_p, all_sq_strings_p);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1594
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1595 charNDArray result = do_single_type_concat<charNDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1596
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1597 retval = octave_value (result, type);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1598 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1599 else if (result_type == "logical")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1600 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1601 if (any_sparse_p)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1602 retval = do_single_type_concat<SparseBoolMatrix> (args, dim);
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1603 else
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1604 retval = do_single_type_concat<boolNDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1605 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1606 else if (result_type == "int8")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1607 retval = do_single_type_concat<int8NDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1608 else if (result_type == "int16")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1609 retval = do_single_type_concat<int16NDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1610 else if (result_type == "int32")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1611 retval = do_single_type_concat<int32NDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1612 else if (result_type == "int64")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1613 retval = do_single_type_concat<int64NDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1614 else if (result_type == "uint8")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1615 retval = do_single_type_concat<uint8NDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1616 else if (result_type == "uint16")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1617 retval = do_single_type_concat<uint16NDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1618 else if (result_type == "uint32")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1619 retval = do_single_type_concat<uint32NDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1620 else if (result_type == "uint64")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1621 retval = do_single_type_concat<uint64NDArray> (args, dim);
10758
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1622 else if (result_type == "cell")
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1623 retval = do_single_type_concat<Cell> (args, dim);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1624 else if (result_type == "struct")
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs
Jaroslav Hajek <highegg@gmail.com>
parents: 10716
diff changeset
1625 retval = do_single_type_concat_map (args, dim);
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1626 else
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1627 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1628 dim_vector dv = args(0).dims ();
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1629
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1630 // Default concatenation.
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1631 bool (dim_vector::*concat_rule) (const dim_vector&, int) = &dim_vector::concat;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1632
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1633 if (dim == -1 || dim == -2)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1634 {
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1635 concat_rule = &dim_vector::hvcat;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1636 dim = -dim - 1;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1637 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1638
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1639 for (int i = 1; i < args.length (); i++)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1640 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1641 if (! (dv.*concat_rule) (args(i).dims (), dim))
10533
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1642 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
1643 // Dimensions do not match.
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1644 error ("cat: dimension mismatch");
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1645 return retval;
10533
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat
Jaroslav Hajek <highegg@gmail.com>
parents: 10498
diff changeset
1646 }
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1647 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1648
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1649 // The lines below might seem crazy, since we take a copy
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1650 // of the first argument, resize it to be empty and then resize
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1651 // it to be full. This is done since it means that there is no
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1652 // recopying of data, as would happen if we used a single resize.
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
1653 // It should be noted that resize operation is also significantly
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1654 // slower than the do_cat_op function, so it makes sense to have
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1655 // an empty matrix and copy all data.
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1656 //
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1657 // We might also start with a empty octave_value using
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
1658 // tmp = octave_value_typeinfo::lookup_type
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1659 // (args(1).type_name());
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1660 // and then directly resize. However, for some types there might
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1661 // be some additional setup needed, and so this should be avoided.
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1662
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1663 octave_value tmp = args (0);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1664 tmp = tmp.resize (dim_vector (0,0)).resize (dv);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1665
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1666 if (error_state)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1667 return retval;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1668
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1669 int dv_len = dv.length ();
11570
57632dea2446 attempt better backward compatibility for Array constructors
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
1670 Array<octave_idx_type> ra_idx (dim_vector (dv_len, 1), 0);
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1671
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1672 for (int j = 0; j < n_args; j++)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1673 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1674 // Can't fast return here to skip empty matrices as something
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1675 // like cat(1,[],single([])) must return an empty matrix of
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1676 // the right type.
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1677 tmp = do_cat_op (tmp, args (j), ra_idx);
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1678
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1679 if (error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1680 return retval;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1681
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1682 dim_vector dv_tmp = args (j).dims ();
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1683
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1684 if (dim >= dv_len)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1685 {
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1686 if (j > 1)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1687 error ("%s: indexing error", fname.c_str ());
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1688 break;
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1689 }
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1690 else
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
1691 ra_idx (dim) += (dim < dv_tmp.length () ?
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1692 dv_tmp (dim) : 1);
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1693 }
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1694 retval = tmp;
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1695 }
4806
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1696 }
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1697 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
1698 print_usage ();
8113
38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage
David Bateman <dbateman@free.fr>
parents: 8111
diff changeset
1699
4806
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1700 return retval;
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1701 }
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1702
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1703 DEFUN (horzcat, args, ,
4824
4829055e154f [project @ 2004-03-08 18:16:04 by jwe]
jwe
parents: 4806
diff changeset
1704 "-*- texinfo -*-\n\
4806
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1705 @deftypefn {Built-in Function} {} horzcat (@var{array1}, @var{array2}, @dots{}, @var{arrayN})\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1706 Return the horizontal concatenation of N-D array objects, @var{array1},\n\
4806
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1707 @var{array2}, @dots{}, @var{arrayN} along dimension 2.\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1708 \n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1709 Arrays may also be concatenated horizontally using the syntax for creating\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1710 new matrices. For example:\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1711 \n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1712 @example\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1713 @var{hcat} = [ @var{array1}, @var{array2}, @dots{} ];\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1714 @end example\n\
5642
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe]
jwe
parents: 5607
diff changeset
1715 @seealso{cat, vertcat}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe]
jwe
parents: 5607
diff changeset
1716 @end deftypefn")
4806
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1717 {
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1718 return do_cat (args, -2, "horzcat");
4806
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1719 }
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1720
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1721 DEFUN (vertcat, args, ,
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1722 "-*- texinfo -*-\n\
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1723 @deftypefn {Built-in Function} {} vertcat (@var{array1}, @var{array2}, @dots{}, @var{arrayN})\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1724 Return the vertical concatenation of N-D array objects, @var{array1},\n\
4806
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1725 @var{array2}, @dots{}, @var{arrayN} along dimension 1.\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1726 \n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1727 Arrays may also be concatenated vertically using the syntax for creating\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1728 new matrices. For example:\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1729 \n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1730 @example\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1731 @var{vcat} = [ @var{array1}; @var{array2}; @dots{} ];\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1732 @end example\n\
5642
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe]
jwe
parents: 5607
diff changeset
1733 @seealso{cat, horzcat}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe]
jwe
parents: 5607
diff changeset
1734 @end deftypefn")
4806
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1735 {
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1736 return do_cat (args, -1, "vertcat");
4806
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1737 }
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1738
4758
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1739 DEFUN (cat, args, ,
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1740 "-*- texinfo -*-\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1741 @deftypefn {Built-in Function} {} cat (@var{dim}, @var{array1}, @var{array2}, @dots{}, @var{arrayN})\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1742 Return the concatenation of N-D array objects, @var{array1},\n\
4806
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe]
jwe
parents: 4768
diff changeset
1743 @var{array2}, @dots{}, @var{arrayN} along dimension @var{dim}.\n\
4758
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1744 \n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1745 @example\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1746 @group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1747 A = ones (2, 2);\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1748 B = zeros (2, 2);\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1749 cat (2, A, B)\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1750 @result{} 1 1 0 0\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1751 1 1 0 0\n\
4758
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1752 @end group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1753 @end example\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1754 \n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1755 Alternatively, we can concatenate @var{A} and @var{B} along the\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1756 second dimension the following way:\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1757 \n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1758 @example\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1759 @group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1760 [A, B].\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1761 @end group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1762 @end example\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1763 \n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1764 @var{dim} can be larger than the dimensions of the N-D array objects\n\
4758
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1765 and the result will thus have @var{dim} dimensions as the\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1766 following example shows:\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
1767 \n\
4758
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1768 @example\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1769 @group\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1770 cat (4, ones (2, 2), zeros (2, 2))\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1771 @result{} ans =\n\
4758
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1772 \n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1773 ans(:,:,1,1) =\n\
4758
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1774 \n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1775 1 1\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1776 1 1\n\
4758
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1777 \n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1778 ans(:,:,1,2) =\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1779 0 0\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1780 0 0\n\
4758
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1781 @end group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1782 @end example\n\
5642
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe]
jwe
parents: 5607
diff changeset
1783 @seealso{horzcat, vertcat}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe]
jwe
parents: 5607
diff changeset
1784 @end deftypefn")
4758
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1785 {
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1786 octave_value retval;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1787
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1788 if (args.length () > 0)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1789 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1790 int dim = args(0).int_value () - 1;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1791
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1792 if (! error_state)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1793 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1794 if (dim >= 0)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1795 retval = do_cat (args.slice (1, args.length () - 1), dim, "cat");
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1796 else
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
1797 error ("cat: DIM must be a valid dimension");
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1798 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1799 else
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
1800 error ("cat: DIM must be an integer");
10716
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1801 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1802 else
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1803 print_usage ();
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1804
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10711
diff changeset
1805 return retval;
4758
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1806 }
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe]
jwe
parents: 4741
diff changeset
1807
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1808 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1809
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1810 %!function ret = testcat (t1, t2, tr, cmplx)
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1811 %! assert (cat (1, cast ([], t1), cast([], t2)), cast ([], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1812 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1813 %! assert (cat (1, cast (1, t1), cast (2, t2)), cast ([1; 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1814 %! assert (cat (1, cast (1, t1), cast ([2; 3], t2)), cast ([1; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1815 %! assert (cat (1, cast ([1; 2], t1), cast (3, t2)), cast ([1; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1816 %! assert (cat (1, cast ([1; 2], t1), cast ([3; 4], t2)), cast ([1; 2; 3; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1817 %! assert (cat (2, cast (1, t1), cast (2, t2)), cast ([1, 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1818 %! assert (cat (2, cast (1, t1), cast ([2, 3], t2)), cast ([1, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1819 %! assert (cat (2, cast ([1, 2], t1), cast (3, t2)), cast ([1, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1820 %! assert (cat (2, cast ([1, 2], t1), cast ([3, 4], t2)), cast ([1, 2, 3, 4], tr));
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
1821 %!
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1822 %! assert ([cast(1, t1); cast(2, t2)], cast ([1; 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1823 %! assert ([cast(1, t1); cast([2; 3], t2)], cast ([1; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1824 %! assert ([cast([1; 2], t1); cast(3, t2)], cast ([1; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1825 %! assert ([cast([1; 2], t1); cast([3; 4], t2)], cast ([1; 2; 3; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1826 %! assert ([cast(1, t1), cast(2, t2)], cast ([1, 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1827 %! assert ([cast(1, t1), cast([2, 3], t2)], cast ([1, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1828 %! assert ([cast([1, 2], t1), cast(3, t2)], cast ([1, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1829 %! assert ([cast([1, 2], t1), cast([3, 4], t2)], cast ([1, 2, 3, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1830 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1831 %! if (nargin == 3 || cmplx)
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1832 %! assert (cat (1, cast (1i, t1), cast (2, t2)), cast ([1i; 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1833 %! assert (cat (1, cast (1i, t1), cast ([2; 3], t2)), cast ([1i; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1834 %! assert (cat (1, cast ([1i; 2], t1), cast (3, t2)), cast ([1i; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1835 %! assert (cat (1, cast ([1i; 2], t1), cast ([3; 4], t2)), cast ([1i; 2; 3; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1836 %! assert (cat (2, cast (1i, t1), cast (2, t2)), cast ([1i, 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1837 %! assert (cat (2, cast (1i, t1), cast ([2, 3], t2)), cast ([1i, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1838 %! assert (cat (2, cast ([1i, 2], t1), cast (3, t2)), cast ([1i, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1839 %! assert (cat (2, cast ([1i, 2], t1), cast ([3, 4], t2)), cast ([1i, 2, 3, 4], tr));
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
1840 %!
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1841 %! assert ([cast(1i, t1); cast(2, t2)], cast ([1i; 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1842 %! assert ([cast(1i, t1); cast([2; 3], t2)], cast ([1i; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1843 %! assert ([cast([1i; 2], t1); cast(3, t2)], cast ([1i; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1844 %! assert ([cast([1i; 2], t1); cast([3; 4], t2)], cast ([1i; 2; 3; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1845 %! assert ([cast(1i, t1), cast(2, t2)], cast ([1i, 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1846 %! assert ([cast(1i, t1), cast([2, 3], t2)], cast ([1i, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1847 %! assert ([cast([1i, 2], t1), cast(3, t2)], cast ([1i, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1848 %! assert ([cast([1i, 2], t1), cast([3, 4], t2)], cast ([1i, 2, 3, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1849 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1850 %! assert (cat (1, cast (1, t1), cast (2i, t2)), cast ([1; 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1851 %! assert (cat (1, cast (1, t1), cast ([2i; 3], t2)), cast ([1; 2i; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1852 %! assert (cat (1, cast ([1; 2], t1), cast (3i, t2)), cast ([1; 2; 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1853 %! assert (cat (1, cast ([1; 2], t1), cast ([3i; 4], t2)), cast ([1; 2; 3i; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1854 %! assert (cat (2, cast (1, t1), cast (2i, t2)), cast ([1, 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1855 %! assert (cat (2, cast (1, t1), cast ([2i, 3], t2)), cast ([1, 2i, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1856 %! assert (cat (2, cast ([1, 2], t1), cast (3i, t2)), cast ([1, 2, 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1857 %! assert (cat (2, cast ([1, 2], t1), cast ([3i, 4], t2)), cast ([1, 2, 3i, 4], tr));
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
1858 %!
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1859 %! assert ([cast(1, t1); cast(2i, t2)], cast ([1; 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1860 %! assert ([cast(1, t1); cast([2i; 3], t2)], cast ([1; 2i; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1861 %! assert ([cast([1; 2], t1); cast(3i, t2)], cast ([1; 2; 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1862 %! assert ([cast([1; 2], t1); cast([3i; 4], t2)], cast ([1; 2; 3i; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1863 %! assert ([cast(1, t1), cast(2i, t2)], cast ([1, 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1864 %! assert ([cast(1, t1), cast([2i, 3], t2)], cast ([1, 2i, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1865 %! assert ([cast([1, 2], t1), cast(3i, t2)], cast ([1, 2, 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1866 %! assert ([cast([1, 2], t1), cast([3i, 4], t2)], cast ([1, 2, 3i, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1867 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1868 %! assert (cat (1, cast (1i, t1), cast (2i, t2)), cast ([1i; 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1869 %! assert (cat (1, cast (1i, t1), cast ([2i; 3], t2)), cast ([1i; 2i; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1870 %! assert (cat (1, cast ([1i; 2], t1), cast (3i, t2)), cast ([1i; 2; 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1871 %! assert (cat (1, cast ([1i; 2], t1), cast ([3i; 4], t2)), cast ([1i; 2; 3i; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1872 %! assert (cat (2, cast (1i, t1), cast (2i, t2)), cast ([1i, 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1873 %! assert (cat (2, cast (1i, t1), cast ([2i, 3], t2)), cast ([1i, 2i, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1874 %! assert (cat (2, cast ([1i, 2], t1), cast (3i, t2)), cast ([1i, 2, 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1875 %! assert (cat (2, cast ([1i, 2], t1), cast ([3i, 4], t2)), cast ([1i, 2, 3i, 4], tr));
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
1876 %!
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1877 %! assert ([cast(1i, t1); cast(2i, t2)], cast ([1i; 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1878 %! assert ([cast(1i, t1); cast([2i; 3], t2)], cast ([1i; 2i; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1879 %! assert ([cast([1i; 2], t1); cast(3i, t2)], cast ([1i; 2; 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1880 %! assert ([cast([1i; 2], t1); cast([3i; 4], t2)], cast ([1i; 2; 3i; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1881 %! assert ([cast(1i, t1), cast(2i, t2)], cast ([1i, 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1882 %! assert ([cast(1i, t1), cast([2i, 3], t2)], cast ([1i, 2i, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1883 %! assert ([cast([1i, 2], t1), cast(3i, t2)], cast ([1i, 2, 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1884 %! assert ([cast([1i, 2], t1), cast([3i, 4], t2)], cast ([1i, 2, 3i, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1885 %! endif
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1886 %! ret = true;
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1887
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1888 %!assert (testcat('double', 'double', 'double'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1889 %!assert (testcat('single', 'double', 'single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1890 %!assert (testcat('double', 'single', 'single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1891 %!assert (testcat('single', 'single', 'single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1892
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1893 %!assert (testcat('double', 'int8', 'int8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1894 %!assert (testcat('int8', 'double', 'int8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1895 %!assert (testcat('single', 'int8', 'int8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1896 %!assert (testcat('int8', 'single', 'int8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1897 %!assert (testcat('int8', 'int8', 'int8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1898 %!assert (testcat('double', 'int16', 'int16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1899 %!assert (testcat('int16', 'double', 'int16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1900 %!assert (testcat('single', 'int16', 'int16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1901 %!assert (testcat('int16', 'single', 'int16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1902 %!assert (testcat('int16', 'int16', 'int16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1903 %!assert (testcat('double', 'int32', 'int32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1904 %!assert (testcat('int32', 'double', 'int32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1905 %!assert (testcat('single', 'int32', 'int32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1906 %!assert (testcat('int32', 'single', 'int32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1907 %!assert (testcat('int32', 'int32', 'int32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1908 %!assert (testcat('double', 'int64', 'int64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1909 %!assert (testcat('int64', 'double', 'int64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1910 %!assert (testcat('single', 'int64', 'int64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1911 %!assert (testcat('int64', 'single', 'int64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1912 %!assert (testcat('int64', 'int64', 'int64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1913
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1914 %!assert (testcat('double', 'uint8', 'uint8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1915 %!assert (testcat('uint8', 'double', 'uint8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1916 %!assert (testcat('single', 'uint8', 'uint8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1917 %!assert (testcat('uint8', 'single', 'uint8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1918 %!assert (testcat('uint8', 'uint8', 'uint8', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1919 %!assert (testcat('double', 'uint16', 'uint16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1920 %!assert (testcat('uint16', 'double', 'uint16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1921 %!assert (testcat('single', 'uint16', 'uint16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1922 %!assert (testcat('uint16', 'single', 'uint16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1923 %!assert (testcat('uint16', 'uint16', 'uint16', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1924 %!assert (testcat('double', 'uint32', 'uint32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1925 %!assert (testcat('uint32', 'double', 'uint32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1926 %!assert (testcat('single', 'uint32', 'uint32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1927 %!assert (testcat('uint32', 'single', 'uint32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1928 %!assert (testcat('uint32', 'uint32', 'uint32', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1929 %!assert (testcat('double', 'uint64', 'uint64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1930 %!assert (testcat('uint64', 'double', 'uint64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1931 %!assert (testcat('single', 'uint64', 'uint64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1932 %!assert (testcat('uint64', 'single', 'uint64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1933 %!assert (testcat('uint64', 'uint64', 'uint64', false));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1934
11241
80e01d79cf80 special case for concatenation of empty matrices
John W. Eaton <jwe@octave.org>
parents: 11209
diff changeset
1935 %!assert (cat (3, [], [1,2;3,4]), [1,2;3,4]);
80e01d79cf80 special case for concatenation of empty matrices
John W. Eaton <jwe@octave.org>
parents: 11209
diff changeset
1936 %!assert (cat (3, [1,2;3,4], []), [1,2;3,4]);
80e01d79cf80 special case for concatenation of empty matrices
John W. Eaton <jwe@octave.org>
parents: 11209
diff changeset
1937 %!assert (cat (3, [], [1,2;3,4], []), [1,2;3,4]);
80e01d79cf80 special case for concatenation of empty matrices
John W. Eaton <jwe@octave.org>
parents: 11209
diff changeset
1938 %!assert (cat (3, [], [], []), zeros (0, 0, 3));
80e01d79cf80 special case for concatenation of empty matrices
John W. Eaton <jwe@octave.org>
parents: 11209
diff changeset
1939
11242
0090bb47d0b5 simplify special case for concatenation of empty matrices
John W. Eaton <jwe@octave.org>
parents: 11241
diff changeset
1940 %!assert (cat (3, [], [], 1, 2), cat (3, 1, 2));
11241
80e01d79cf80 special case for concatenation of empty matrices
John W. Eaton <jwe@octave.org>
parents: 11209
diff changeset
1941 %!assert (cat (3, [], [], [1,2;3,4]), [1,2;3,4]);
80e01d79cf80 special case for concatenation of empty matrices
John W. Eaton <jwe@octave.org>
parents: 11209
diff changeset
1942 %!assert (cat (4, [], [], [1,2;3,4]), [1,2;3,4]);
80e01d79cf80 special case for concatenation of empty matrices
John W. Eaton <jwe@octave.org>
parents: 11209
diff changeset
1943 %!error <dimension mismatch> cat (3, cat (3, [], []), [1,2;3,4]);
80e01d79cf80 special case for concatenation of empty matrices
John W. Eaton <jwe@octave.org>
parents: 11209
diff changeset
1944 %!error <dimension mismatch> cat (3, zeros (0, 0, 2), [1,2;3,4]);
10498
8615b55b5caf fix & improve cat (bug #29465)
Jaroslav Hajek <highegg@gmail.com>
parents: 10436
diff changeset
1945
12861
5ad509db825b test: Tests for bug #32683 involving incorrect ndarray concatenation
Alois Schlögl
parents: 12681
diff changeset
1946 %!assert ([zeros(3,2,2); ones(1,2,2)], repmat([0;0;0;1],[1,2,2]) );
5ad509db825b test: Tests for bug #32683 involving incorrect ndarray concatenation
Alois Schlögl
parents: 12681
diff changeset
1947 %!assert ([zeros(3,2,2); ones(1,2,2)], vertcat(zeros(3,2,2), ones(1,2,2)) );
5ad509db825b test: Tests for bug #32683 involving incorrect ndarray concatenation
Alois Schlögl
parents: 12681
diff changeset
1948
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1949 */
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
1950
4593
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1951 static octave_value
6959
47f4f4e88166 [project @ 2007-10-04 20:43:32 by jwe]
jwe
parents: 6953
diff changeset
1952 do_permute (const octave_value_list& args, bool inv)
4593
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1953 {
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1954 octave_value retval;
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1955
5148
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe]
jwe
parents: 5061
diff changeset
1956 if (args.length () == 2 && args(1).length () >= args(1).ndims ())
4593
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1957 {
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1958 Array<int> vec = args(1).int_vector_value ();
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1959
5775
ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe]
jwe
parents: 5747
diff changeset
1960 // FIXME -- maybe we should create an idx_vector object
5148
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe]
jwe
parents: 5061
diff changeset
1961 // here and pass that to permute?
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe]
jwe
parents: 5061
diff changeset
1962
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe]
jwe
parents: 5061
diff changeset
1963 int n = vec.length ();
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe]
jwe
parents: 5061
diff changeset
1964
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe]
jwe
parents: 5061
diff changeset
1965 for (int i = 0; i < n; i++)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1966 vec(i)--;
5148
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe]
jwe
parents: 5061
diff changeset
1967
4593
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1968 octave_value ret = args(0).permute (vec, inv);
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1969
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1970 if (! error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
1971 retval = ret;
4593
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1972 }
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1973 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
1974 print_usage ();
4593
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1975
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1976 return retval;
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1977 }
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1978
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1979 DEFUN (permute, args, ,
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1980 "-*- texinfo -*-\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1981 @deftypefn {Built-in Function} {} permute (@var{A}, @var{perm})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1982 Return the generalized transpose for an N-D array object @var{A}.\n\
4593
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1983 The permutation vector @var{perm} must contain the elements\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1984 @code{1:ndims(A)} (in any order, but each element must appear only once).\n\
5642
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe]
jwe
parents: 5607
diff changeset
1985 @seealso{ipermute}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe]
jwe
parents: 5607
diff changeset
1986 @end deftypefn")
4593
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1987 {
6959
47f4f4e88166 [project @ 2007-10-04 20:43:32 by jwe]
jwe
parents: 6953
diff changeset
1988 return do_permute (args, false);
4593
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1989 }
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1990
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1991 DEFUN (ipermute, args, ,
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1992 "-*- texinfo -*-\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1993 @deftypefn {Built-in Function} {} ipermute (@var{A}, @var{iperm})\n\
4593
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1994 The inverse of the @code{permute} function. The expression\n\
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1995 \n\
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1996 @example\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
1997 ipermute (permute (A, perm), perm)\n\
4593
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
1998 @end example\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
1999 \n\
10846
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
2000 @noindent\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
2001 returns the original array @var{A}.\n\
5642
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe]
jwe
parents: 5607
diff changeset
2002 @seealso{permute}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe]
jwe
parents: 5607
diff changeset
2003 @end deftypefn")
4593
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
2004 {
6959
47f4f4e88166 [project @ 2007-10-04 20:43:32 by jwe]
jwe
parents: 6953
diff changeset
2005 return do_permute (args, true);
4593
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
2006 }
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4569
diff changeset
2007
3195
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
jwe
parents: 3186
diff changeset
2008 DEFUN (length, args, ,
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2009 "-*- texinfo -*-\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2010 @deftypefn {Built-in Function} {} length (@var{a})\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
2011 Return the \"length\" of the object @var{a}. For matrix objects, the\n\
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2012 length is the number of rows or columns, whichever is greater (this\n\
9064
7c02ec148a3c Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents: 9041
diff changeset
2013 odd definition is used for compatibility with @sc{matlab}).\n\
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2014 @end deftypefn")
3195
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
jwe
parents: 3186
diff changeset
2015 {
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
jwe
parents: 3186
diff changeset
2016 octave_value retval;
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
jwe
parents: 3186
diff changeset
2017
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
jwe
parents: 3186
diff changeset
2018 if (args.length () == 1)
9706
71160b139b07 simplify length,ndims,size and size_equal
Jaroslav Hajek <highegg@gmail.com>
parents: 9705
diff changeset
2019 retval = args(0).length ();
3195
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
jwe
parents: 3186
diff changeset
2020 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
2021 print_usage ();
3195
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
jwe
parents: 3186
diff changeset
2022
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
jwe
parents: 3186
diff changeset
2023 return retval;
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
jwe
parents: 3186
diff changeset
2024 }
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
jwe
parents: 3186
diff changeset
2025
4554
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4545
diff changeset
2026 DEFUN (ndims, args, ,
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4545
diff changeset
2027 "-*- texinfo -*-\n\
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4545
diff changeset
2028 @deftypefn {Built-in Function} {} ndims (@var{a})\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
2029 Return the number of dimensions of @var{a}.\n\
4554
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4545
diff changeset
2030 For any array, the result will always be larger than or equal to 2.\n\
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4545
diff changeset
2031 Trailing singleton dimensions are not counted.\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
2032 \n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
2033 @example\n\
10711
fbd7843974fa Periodic grammar check of documentation files to ensure common format.
Rik <octave@nomad.inbox5.com>
parents: 10707
diff changeset
2034 @group\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
2035 ndims (ones (4, 1, 2, 1)\n\
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
2036 @result{} 3\n\
10711
fbd7843974fa Periodic grammar check of documentation files to ensure common format.
Rik <octave@nomad.inbox5.com>
parents: 10707
diff changeset
2037 @end group\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
2038 @end example\n\
4554
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4545
diff changeset
2039 @end deftypefn")
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4545
diff changeset
2040 {
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4545
diff changeset
2041 octave_value retval;
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4545
diff changeset
2042
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4545
diff changeset
2043 if (args.length () == 1)
9706
71160b139b07 simplify length,ndims,size and size_equal
Jaroslav Hajek <highegg@gmail.com>
parents: 9705
diff changeset
2044 retval = args(0).ndims ();
4554
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4545
diff changeset
2045 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
2046 print_usage ();
4554
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4545
diff changeset
2047
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4545
diff changeset
2048 return retval;
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4545
diff changeset
2049 }
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4545
diff changeset
2050
4559
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4556
diff changeset
2051 DEFUN (numel, args, ,
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4556
diff changeset
2052 "-*- texinfo -*-\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
2053 @deftypefn {Built-in Function} {} numel (@var{a})\n\
9705
5acd99c3e794 avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents: 9689
diff changeset
2054 @deftypefnx {Built-in Function} {} numel (@var{a}, @var{idx1}, @var{idx2}, @dots{})\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
2055 Return the number of elements in the object @var{a}.\n\
9705
5acd99c3e794 avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents: 9689
diff changeset
2056 Optionally, if indices @var{idx1}, @var{idx2}, @dots{} are supplied,\n\
5acd99c3e794 avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents: 9689
diff changeset
2057 return the number of elements that would result from the indexing\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
2058 \n\
9705
5acd99c3e794 avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents: 9689
diff changeset
2059 @example\n\
5acd99c3e794 avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents: 9689
diff changeset
2060 @var{a}(@var{idx1}, @var{idx2}, @dots{})\n\
5acd99c3e794 avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents: 9689
diff changeset
2061 @end example\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
2062 \n\
9705
5acd99c3e794 avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents: 9689
diff changeset
2063 This method is also called when an object appears as lvalue with cs-list\n\
9758
09da0bd91412 Periodic grammar check of Octave documentation files to ensure common format
Rik <rdrider0-list@yahoo.com>
parents: 9736
diff changeset
2064 indexing, i.e., @code{object@{@dots{}@}} or @code{object(@dots{}).field}.\n\
5724
82247c2a7520 [project @ 2006-03-30 21:34:52 by jwe]
jwe
parents: 5714
diff changeset
2065 @seealso{size}\n\
4559
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4556
diff changeset
2066 @end deftypefn")
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4556
diff changeset
2067 {
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4556
diff changeset
2068 octave_value retval;
9329
67fc970dad7d improve indexed assignment using indexed numel
Jaroslav Hajek <highegg@gmail.com>
parents: 9319
diff changeset
2069 octave_idx_type nargin = args.length ();
67fc970dad7d improve indexed assignment using indexed numel
Jaroslav Hajek <highegg@gmail.com>
parents: 9319
diff changeset
2070
9705
5acd99c3e794 avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents: 9689
diff changeset
2071 if (nargin == 1)
5acd99c3e794 avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents: 9689
diff changeset
2072 retval = args(0).numel ();
5acd99c3e794 avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents: 9689
diff changeset
2073 else if (nargin > 1)
4559
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4556
diff changeset
2074 {
9705
5acd99c3e794 avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents: 9689
diff changeset
2075 // Don't use numel (const octave_value_list&) here as that corresponds to
5acd99c3e794 avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents: 9689
diff changeset
2076 // an overloaded call, not to builtin!
5acd99c3e794 avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents: 9689
diff changeset
2077 retval = dims_to_numel (args(0).dims (), args.slice (1, nargin-1));
4559
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4556
diff changeset
2078 }
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4556
diff changeset
2079 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
2080 print_usage ();
4559
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4556
diff changeset
2081
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4556
diff changeset
2082 return retval;
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4556
diff changeset
2083 }
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4556
diff changeset
2084
1957
0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe]
jwe
parents: 1940
diff changeset
2085 DEFUN (size, args, nargout,
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2086 "-*- texinfo -*-\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
2087 @deftypefn {Built-in Function} {} size (@var{a})\n\
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
2088 @deftypefnx {Built-in Function} {} size (@var{a}, @var{dim})\n\
12546
39ca02387a32 Improve docstrings for a number of functions.
Rik <octave@nomad.inbox5.com>
parents: 12483
diff changeset
2089 Return the number of rows and columns of @var{a}.\n\
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2090 \n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2091 With one input argument and one output argument, the result is returned\n\
4741
e44d0ac643a5 [project @ 2004-02-05 21:57:50 by jwe]
jwe
parents: 4739
diff changeset
2092 in a row vector. If there are multiple output arguments, the number of\n\
e44d0ac643a5 [project @ 2004-02-05 21:57:50 by jwe]
jwe
parents: 4739
diff changeset
2093 rows is assigned to the first, and the number of columns to the second,\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
2094 etc. For example:\n\
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2095 \n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2096 @example\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2097 @group\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2098 size ([1, 2; 3, 4; 5, 6])\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2099 @result{} [ 3, 2 ]\n\
1031
59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe]
jwe
parents: 1009
diff changeset
2100 \n\
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2101 [nr, nc] = size ([1, 2; 3, 4; 5, 6])\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2102 @result{} nr = 3\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2103 @result{} nc = 2\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2104 @end group\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2105 @end example\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2106 \n\
4741
e44d0ac643a5 [project @ 2004-02-05 21:57:50 by jwe]
jwe
parents: 4739
diff changeset
2107 If given a second argument, @code{size} will return the size of the\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
2108 corresponding dimension. For example,\n\
1031
59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe]
jwe
parents: 1009
diff changeset
2109 \n\
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2110 @example\n\
9064
7c02ec148a3c Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents: 9041
diff changeset
2111 @group\n\
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2112 size ([1, 2; 3, 4; 5, 6], 2)\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2113 @result{} 2\n\
9064
7c02ec148a3c Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents: 9041
diff changeset
2114 @end group\n\
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2115 @end example\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2116 \n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2117 @noindent\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2118 returns the number of columns in the given matrix.\n\
5724
82247c2a7520 [project @ 2006-03-30 21:34:52 by jwe]
jwe
parents: 5714
diff changeset
2119 @seealso{numel}\n\
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2120 @end deftypefn")
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2121 {
2086
bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe]
jwe
parents: 1996
diff changeset
2122 octave_value_list retval;
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2123
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2124 int nargin = args.length ();
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2125
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4512
diff changeset
2126 if (nargin == 1)
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2127 {
9706
71160b139b07 simplify length,ndims,size and size_equal
Jaroslav Hajek <highegg@gmail.com>
parents: 9705
diff changeset
2128 const dim_vector dimensions = args(0).dims ();
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4512
diff changeset
2129
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4512
diff changeset
2130 if (nargout > 1)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2131 {
9706
71160b139b07 simplify length,ndims,size and size_equal
Jaroslav Hajek <highegg@gmail.com>
parents: 9705
diff changeset
2132 const dim_vector rdims = dimensions.redim (nargout);
71160b139b07 simplify length,ndims,size and size_equal
Jaroslav Hajek <highegg@gmail.com>
parents: 9705
diff changeset
2133 retval.resize (nargout);
71160b139b07 simplify length,ndims,size and size_equal
Jaroslav Hajek <highegg@gmail.com>
parents: 9705
diff changeset
2134 for (int i = 0; i < nargout; i++)
71160b139b07 simplify length,ndims,size and size_equal
Jaroslav Hajek <highegg@gmail.com>
parents: 9705
diff changeset
2135 retval(i) = rdims(i);
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2136 }
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4512
diff changeset
2137 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2138 {
9706
71160b139b07 simplify length,ndims,size and size_equal
Jaroslav Hajek <highegg@gmail.com>
parents: 9705
diff changeset
2139 int ndims = dimensions.length ();
71160b139b07 simplify length,ndims,size and size_equal
Jaroslav Hajek <highegg@gmail.com>
parents: 9705
diff changeset
2140
71160b139b07 simplify length,ndims,size and size_equal
Jaroslav Hajek <highegg@gmail.com>
parents: 9705
diff changeset
2141 NoAlias<Matrix> m (1, ndims);
71160b139b07 simplify length,ndims,size and size_equal
Jaroslav Hajek <highegg@gmail.com>
parents: 9705
diff changeset
2142
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2143 for (int i = 0; i < ndims; i++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2144 m(i) = dimensions(i);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2145
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2146 retval(0) = m;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2147 }
1031
59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe]
jwe
parents: 1009
diff changeset
2148 }
59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe]
jwe
parents: 1009
diff changeset
2149 else if (nargin == 2 && nargout < 2)
59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe]
jwe
parents: 1009
diff changeset
2150 {
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5164
diff changeset
2151 octave_idx_type nd = args(1).int_value (true);
1031
59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe]
jwe
parents: 1009
diff changeset
2152
59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe]
jwe
parents: 1009
diff changeset
2153 if (error_state)
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
2154 error ("size: DIM must be a scalar");
712
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 649
diff changeset
2155 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2156 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2157 const dim_vector dv = args(0).dims ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2158
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2159 if (nd > 0)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2160 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2161 if (nd <= dv.length ())
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2162 retval(0) = dv(nd-1);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
2163 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2164 retval(0) = 1;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2165 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2166 else
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
2167 error ("size: requested dimension DIM (= %d) out of range", nd);
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2168 }
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2169 }
712
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 649
diff changeset
2170 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
2171 print_usage ();
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2172
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2173 return retval;
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2174 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2175
6156
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2176 DEFUN (size_equal, args, ,
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2177 "-*- texinfo -*-\n\
6561
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe]
jwe
parents: 6556
diff changeset
2178 @deftypefn {Built-in Function} {} size_equal (@var{a}, @var{b}, @dots{})\n\
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe]
jwe
parents: 6556
diff changeset
2179 Return true if the dimensions of all arguments agree.\n\
6156
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2180 Trailing singleton dimensions are ignored.\n\
10002
e93c9bfff8b8 allow size_equal with 0 arguments
Jaroslav Hajek <highegg@gmail.com>
parents: 9866
diff changeset
2181 Called with a single or no argument, size_equal returns true.\n\
6156
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2182 @seealso{size, numel}\n\
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2183 @end deftypefn")
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2184 {
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2185 octave_value retval;
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2186
6561
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe]
jwe
parents: 6556
diff changeset
2187 int nargin = args.length ();
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe]
jwe
parents: 6556
diff changeset
2188
10002
e93c9bfff8b8 allow size_equal with 0 arguments
Jaroslav Hajek <highegg@gmail.com>
parents: 9866
diff changeset
2189 retval = true;
e93c9bfff8b8 allow size_equal with 0 arguments
Jaroslav Hajek <highegg@gmail.com>
parents: 9866
diff changeset
2190
8947
1e4b3149365a allow size_equal called with 1 arg
Jaroslav Hajek <highegg@gmail.com>
parents: 8934
diff changeset
2191 if (nargin >= 1)
6156
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2192 {
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2193 dim_vector a_dims = args(0).dims ();
6561
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe]
jwe
parents: 6556
diff changeset
2194
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe]
jwe
parents: 6556
diff changeset
2195 for (int i = 1; i < nargin; ++i)
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe]
jwe
parents: 6556
diff changeset
2196 {
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe]
jwe
parents: 6556
diff changeset
2197 dim_vector b_dims = args(i).dims ();
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe]
jwe
parents: 6556
diff changeset
2198
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe]
jwe
parents: 6556
diff changeset
2199 if (a_dims != b_dims)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2200 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2201 retval = false;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2202 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2203 }
6561
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe]
jwe
parents: 6556
diff changeset
2204 }
6156
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2205 }
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2206
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2207 return retval;
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2208 }
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2209
5602
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe]
jwe
parents: 5533
diff changeset
2210 DEFUN (nnz, args, ,
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe]
jwe
parents: 5533
diff changeset
2211 "-*- texinfo -*-\n\
6156
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2212 @deftypefn {Built-in Function} {@var{scalar} =} nnz (@var{a})\n\
11572
7d6d8c1e471f Grammarcheck Texinfo for files in src directory.
Rik <octave@nomad.inbox5.com>
parents: 11570
diff changeset
2213 Return the number of non zero elements in @var{a}.\n\
5602
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe]
jwe
parents: 5533
diff changeset
2214 @seealso{sparse}\n\
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe]
jwe
parents: 5533
diff changeset
2215 @end deftypefn")
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe]
jwe
parents: 5533
diff changeset
2216 {
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe]
jwe
parents: 5533
diff changeset
2217 octave_value retval;
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe]
jwe
parents: 5533
diff changeset
2218
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe]
jwe
parents: 5533
diff changeset
2219 if (args.length () == 1)
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe]
jwe
parents: 5533
diff changeset
2220 retval = args(0).nnz ();
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe]
jwe
parents: 5533
diff changeset
2221 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
2222 print_usage ();
5602
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe]
jwe
parents: 5533
diff changeset
2223
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe]
jwe
parents: 5533
diff changeset
2224 return retval;
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe]
jwe
parents: 5533
diff changeset
2225 }
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe]
jwe
parents: 5533
diff changeset
2226
5604
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2227 DEFUN (nzmax, args, ,
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2228 "-*- texinfo -*-\n\
6156
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe]
jwe
parents: 6133
diff changeset
2229 @deftypefn {Built-in Function} {@var{scalar} =} nzmax (@var{SM})\n\
5604
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2230 Return the amount of storage allocated to the sparse matrix @var{SM}.\n\
7001
8b0cfeb06365 [project @ 2007-10-10 18:02:59 by jwe]
jwe
parents: 6999
diff changeset
2231 Note that Octave tends to crop unused memory at the first opportunity\n\
9064
7c02ec148a3c Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents: 9041
diff changeset
2232 for sparse objects. There are some cases of user created sparse objects\n\
9066
be150a172010 Cleanup documentation for diagperm.texi, sparse.texi
Rik <rdrider0-list@yahoo.com>
parents: 9064
diff changeset
2233 where the value returned by @dfn{nzmax} will not be the same as @dfn{nnz},\n\
5604
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2234 but in general they will give the same result.\n\
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2235 @seealso{sparse, spalloc}\n\
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2236 @end deftypefn")
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2237 {
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2238 octave_value retval;
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2239
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2240 if (args.length() == 1)
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2241 retval = args(0).nzmax ();
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2242 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
2243 print_usage ();
5604
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2244
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2245 return retval;
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2246 }
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe]
jwe
parents: 5602
diff changeset
2247
5677
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2248 DEFUN (rows, args, ,
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2249 "-*- texinfo -*-\n\
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2250 @deftypefn {Built-in Function} {} rows (@var{a})\n\
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2251 Return the number of rows of @var{a}.\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
2252 @seealso{columns, size, length, numel, isscalar, isvector, ismatrix}\n\
5677
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2253 @end deftypefn")
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2254 {
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2255 octave_value retval;
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2256
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2257 if (args.length () == 1)
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2258 retval = args(0).rows ();
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2259 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
2260 print_usage ();
5677
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2261
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2262 return retval;
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2263 }
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2264
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2265 DEFUN (columns, args, ,
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2266 "-*- texinfo -*-\n\
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2267 @deftypefn {Built-in Function} {} columns (@var{a})\n\
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2268 Return the number of columns of @var{a}.\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
2269 @seealso{rows, size, length, numel, isscalar, isvector, ismatrix}\n\
5677
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2270 @end deftypefn")
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2271 {
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2272 octave_value retval;
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2273
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2274 if (args.length () == 1)
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2275 retval = args(0).columns ();
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2276 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
2277 print_usage ();
5677
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2278
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2279 return retval;
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2280 }
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe]
jwe
parents: 5642
diff changeset
2281
1957
0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe]
jwe
parents: 1940
diff changeset
2282 DEFUN (sum, args, ,
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
2283 "-*- texinfo -*-\n\
9163
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
2284 @deftypefn {Built-in Function} {} sum (@var{x})\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
2285 @deftypefnx {Built-in Function} {} sum (@var{x}, @var{dim})\n\
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2286 @deftypefnx {Built-in Function} {} sum (@dots{}, 'native')\n\
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2287 @deftypefnx {Built-in Function} {} sum (@dots{}, 'double')\n\
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2288 @deftypefnx {Built-in Function} {} sum (@dots{}, 'extra')\n\
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
2289 Sum of elements along dimension @var{dim}. If @var{dim} is\n\
9723
f426899f4b9c fix reduction functions docstrings
Jaroslav Hajek <highegg@gmail.com>
parents: 9721
diff changeset
2290 omitted, it defaults to the first non-singleton dimension.\n\
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2291 \n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2292 If the optional argument 'native' is given, then the sum is performed\n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2293 in the same type as the original argument, rather than in the default\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
2294 double type. For example:\n\
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2295 \n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2296 @example\n\
9064
7c02ec148a3c Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents: 9041
diff changeset
2297 @group\n\
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2298 sum ([true, true])\n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2299 @result{} 2\n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2300 sum ([true, true], 'native')\n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2301 @result{} true\n\
9064
7c02ec148a3c Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents: 9041
diff changeset
2302 @end group\n\
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2303 @end example\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
2304 \n\
10846
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
2305 On the contrary, if 'double' is given, the sum is performed in double\n\
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
2306 precision even for single precision inputs.\n\
9723
f426899f4b9c fix reduction functions docstrings
Jaroslav Hajek <highegg@gmail.com>
parents: 9721
diff changeset
2307 \n\
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2308 For double precision inputs, 'extra' indicates that a more accurate algorithm\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
2309 than straightforward summation is to be used. For single precision inputs,\n\
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
2310 'extra' is the same as 'double'. Otherwise, 'extra' has no effect.\n\
9163
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
2311 @seealso{cumsum, sumsq, prod}\n\
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
2312 @end deftypefn")
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2313 {
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2314 octave_value retval;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2315
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2316 int nargin = args.length ();
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2317
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2318 bool isnative = false;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2319 bool isdouble = false;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2320 bool isextra = false;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2321
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2322 if (nargin > 1 && args(nargin - 1).is_string ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2323 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2324 std::string str = args(nargin - 1).string_value ();
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2325
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2326 if (! error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2327 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2328 if (str == "native")
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2329 isnative = true;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2330 else if (str == "double")
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2331 isdouble = true;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2332 else if (str == "extra")
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2333 isextra = true;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2334 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2335 error ("sum: unrecognized string argument");
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2336 nargin --;
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2337 }
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2338 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2339
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2340 if (error_state)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2341 return retval;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2342
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2343 if (nargin == 1 || nargin == 2)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2344 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2345 octave_value arg = args(0);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2346
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2347 int dim = -1;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2348 if (nargin == 2)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2349 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2350 dim = args(1).int_value () - 1;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2351 if (dim < 0)
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
2352 error ("sum: invalid dimension DIM = %d", dim + 1);
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2353 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2354
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2355 if (! error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2356 {
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2357 switch (arg.builtin_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2358 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2359 case btyp_double:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2360 if (arg.is_sparse_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2361 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2362 if (isextra)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2363 warning ("sum: 'extra' not yet implemented for sparse matrices");
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2364 retval = arg.sparse_matrix_value ().sum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2365 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2366 else if (isextra)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2367 retval = arg.array_value ().xsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2368 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2369 retval = arg.array_value ().sum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2370 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2371 case btyp_complex:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2372 if (arg.is_sparse_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2373 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2374 if (isextra)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2375 warning ("sum: 'extra' not yet implemented for sparse matrices");
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2376 retval = arg.sparse_complex_matrix_value ().sum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2377 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2378 else if (isextra)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2379 retval = arg.complex_array_value ().xsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2380 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2381 retval = arg.complex_array_value ().sum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2382 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2383 case btyp_float:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2384 if (isdouble || isextra)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2385 retval = arg.float_array_value ().dsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2386 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2387 retval = arg.float_array_value ().sum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2388 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2389 case btyp_float_complex:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2390 if (isdouble || isextra)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2391 retval = arg.float_complex_array_value ().dsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2392 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2393 retval = arg.float_complex_array_value ().sum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2394 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2395
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2396 #define MAKE_INT_BRANCH(X) \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2397 case btyp_ ## X: \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2398 if (isnative) \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2399 retval = arg.X ## _array_value ().sum (dim); \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2400 else \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2401 retval = arg.X ## _array_value ().dsum (dim); \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2402 break
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2403 MAKE_INT_BRANCH (int8);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2404 MAKE_INT_BRANCH (int16);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2405 MAKE_INT_BRANCH (int32);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2406 MAKE_INT_BRANCH (int64);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2407 MAKE_INT_BRANCH (uint8);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2408 MAKE_INT_BRANCH (uint16);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2409 MAKE_INT_BRANCH (uint32);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2410 MAKE_INT_BRANCH (uint64);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2411 #undef MAKE_INT_BRANCH
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2412
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2413 case btyp_bool:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2414 if (arg.is_sparse_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2415 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2416 if (isnative)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2417 retval = arg.sparse_bool_matrix_value ().any (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2418 else
10983
4b51c0a20a98 optimize sum of sparse logical matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 10880
diff changeset
2419 retval = arg.sparse_bool_matrix_value ().sum (dim);
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2420 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2421 else if (isnative)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2422 retval = arg.bool_array_value ().any (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2423 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2424 retval = arg.bool_array_value ().sum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2425 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2426
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2427 default:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2428 gripe_wrong_type_arg ("sum", arg);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2429 }
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2430 }
9721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2431 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2432 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2433 print_usage ();
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2434
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents: 9706
diff changeset
2435 return retval;
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2436 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2437
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2438 /*
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2439
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2440 %!assert (sum([true,true]), 2)
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2441 %!assert (sum([true,true],'native'), true)
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2442 %!assert (sum(int8([127,10,-20])), 117);
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2443 %!assert (sum(int8([127,10,-20]),'native'), int8(107));
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2444
7815
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2445 %!assert(sum ([1, 2, 3]), 6)
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2446 %!assert(sum ([-1; -2; -3]), -6);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2447 %!assert(sum ([i, 2+i, -3+2i, 4]), 3+4i);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2448 %!assert(sum ([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i]), [2+2i, 4+4i, 6+6i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2449
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2450 %!assert(sum (single([1, 2, 3])), single(6))
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2451 %!assert(sum (single([-1; -2; -3])), single(-6));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2452 %!assert(sum (single([i, 2+i, -3+2i, 4])), single(3+4i));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2453 %!assert(sum (single([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i])), single([2+2i, 4+4i, 6+6i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2454
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2455 %!error <Invalid call to sum.*> sum ();
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2456
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2457 %!assert (sum ([1, 2; 3, 4], 1), [4, 6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2458 %!assert (sum ([1, 2; 3, 4], 2), [3; 7]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2459 %!assert (sum (zeros (1, 0)), 0);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2460 %!assert (sum (zeros (1, 0), 1), zeros(1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2461 %!assert (sum (zeros (1, 0), 2), 0);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2462 %!assert (sum (zeros (0, 1)), 0);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2463 %!assert (sum (zeros (0, 1), 1), 0);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2464 %!assert (sum (zeros (0, 1), 2), zeros(0, 1));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2465 %!assert (sum (zeros (2, 0)), zeros(1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2466 %!assert (sum (zeros (2, 0), 1), zeros(1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2467 %!assert (sum (zeros (2, 0), 2), [0; 0]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2468 %!assert (sum (zeros (0, 2)), [0, 0]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2469 %!assert (sum (zeros (0, 2), 1), [0, 0]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2470 %!assert (sum (zeros (0, 2), 2), zeros(0, 1));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2471 %!assert (sum (zeros (2, 2, 0, 3)), zeros(1, 2, 0, 3));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2472 %!assert (sum (zeros (2, 2, 0, 3), 2), zeros(2, 1, 0, 3));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2473 %!assert (sum (zeros (2, 2, 0, 3), 3), zeros(2, 2, 1, 3));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2474 %!assert (sum (zeros (2, 2, 0, 3), 4), zeros(2, 2, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2475 %!assert (sum (zeros (2, 2, 0, 3), 7), zeros(2, 2, 0, 3));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2476
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2477 %!assert (sum (single([1, 2; 3, 4]), 1), single([4, 6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2478 %!assert (sum (single([1, 2; 3, 4]), 2), single([3; 7]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2479 %!assert (sum (zeros (1, 0, 'single')), single(0));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2480 %!assert (sum (zeros (1, 0, 'single'), 1), zeros(1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2481 %!assert (sum (zeros (1, 0, 'single'), 2), single(0));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2482 %!assert (sum (zeros (0, 1, 'single')), single(0));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2483 %!assert (sum (zeros (0, 1, 'single'), 1), single(0));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2484 %!assert (sum (zeros (0, 1, 'single'), 2), zeros(0, 1, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2485 %!assert (sum (zeros (2, 0, 'single')), zeros(1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2486 %!assert (sum (zeros (2, 0, 'single'), 1), zeros(1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2487 %!assert (sum (zeros (2, 0, 'single'), 2), single([0; 0]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2488 %!assert (sum (zeros (0, 2, 'single')), single([0, 0]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2489 %!assert (sum (zeros (0, 2, 'single'), 1), single([0, 0]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2490 %!assert (sum (zeros (0, 2, 'single'), 2), zeros(0, 1, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2491 %!assert (sum (zeros (2, 2, 0, 3, 'single')), zeros(1, 2, 0, 3, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2492 %!assert (sum (zeros (2, 2, 0, 3, 'single'), 2), zeros(2, 1, 0, 3, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2493 %!assert (sum (zeros (2, 2, 0, 3, 'single'), 3), zeros(2, 2, 1, 3, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2494 %!assert (sum (zeros (2, 2, 0, 3, 'single'), 4), zeros(2, 2, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2495 %!assert (sum (zeros (2, 2, 0, 3, 'single'), 7), zeros(2, 2, 0, 3, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2496
7112
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2497 */
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman]
dbateman
parents: 7103
diff changeset
2498
1957
0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe]
jwe
parents: 1940
diff changeset
2499 DEFUN (sumsq, args, ,
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
2500 "-*- texinfo -*-\n\
9163
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
2501 @deftypefn {Built-in Function} {} sumsq (@var{x})\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
2502 @deftypefnx {Built-in Function} {} sumsq (@var{x}, @var{dim})\n\
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
2503 Sum of squares of elements along dimension @var{dim}. If @var{dim}\n\
9723
f426899f4b9c fix reduction functions docstrings
Jaroslav Hajek <highegg@gmail.com>
parents: 9721
diff changeset
2504 is omitted, it defaults to the first non-singleton dimension.\n\
5061
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe]
jwe
parents: 5058
diff changeset
2505 \n\
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe]
jwe
parents: 5058
diff changeset
2506 This function is conceptually equivalent to computing\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
2507 \n\
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
2508 @example\n\
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
2509 sum (x .* conj (x), dim)\n\
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
2510 @end example\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
2511 \n\
10846
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
2512 @noindent\n\
9163
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
2513 but it uses less memory and avoids calling @code{conj} if @var{x} is real.\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi
Rik <rdrider0-list@yahoo.com>
parents: 9155
diff changeset
2514 @seealso{sum}\n\
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
2515 @end deftypefn")
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2516 {
3723
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe]
jwe
parents: 3665
diff changeset
2517 DATA_REDUCTION (sumsq);
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2518 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
2519
7815
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2520 /*
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2521
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2522 %!assert(sumsq ([1, 2, 3]), 14)
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2523 %!assert(sumsq ([-1; -2; 4i]), 21);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2524 %!assert(sumsq ([1, 2, 3; 2, 3, 4; 4i, 6i, 2]), [21, 49, 29]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2525
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2526 %!assert(sumsq (single([1, 2, 3])), single(14))
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2527 %!assert(sumsq (single([-1; -2; 4i])), single(21));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2528 %!assert(sumsq (single([1, 2, 3; 2, 3, 4; 4i, 6i, 2])), single([21, 49, 29]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2529
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2530 %!error <Invalid call to sumsq.*> sumsq ();
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2531
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2532 %!assert (sumsq ([1, 2; 3, 4], 1), [10, 20]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2533 %!assert (sumsq ([1, 2; 3, 4], 2), [5; 25]);
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2534
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2535 %!assert (sumsq (single([1, 2; 3, 4]), 1), single([10, 20]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2536 %!assert (sumsq (single([1, 2; 3, 4]), 2), single([5; 25]));
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2537
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2538 */
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2539
6688
b26a8e0e42cd [project @ 2007-06-04 06:25:21 by jwe]
jwe
parents: 6671
diff changeset
2540 DEFUN (islogical, args, ,
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
2541 "-*- texinfo -*-\n\
11431
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
2542 @deftypefn {Built-in Function} {} islogical (@var{x})\n\
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
2543 @deftypefnx {Built-in Function} {} isbool (@var{x})\n\
6688
b26a8e0e42cd [project @ 2007-06-04 06:25:21 by jwe]
jwe
parents: 6671
diff changeset
2544 Return true if @var{x} is a logical object.\n\
11431
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
2545 @seealso{isfloat, isinteger, ischar, isnumeric, isa}\n\
3439
3234a698073a [project @ 2000-01-14 09:51:14 by jwe]
jwe
parents: 3428
diff changeset
2546 @end deftypefn")
3209
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe]
jwe
parents: 3206
diff changeset
2547 {
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe]
jwe
parents: 3206
diff changeset
2548 octave_value retval;
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe]
jwe
parents: 3206
diff changeset
2549
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe]
jwe
parents: 3206
diff changeset
2550 if (args.length () == 1)
3258
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe]
jwe
parents: 3238
diff changeset
2551 retval = args(0).is_bool_type ();
3209
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe]
jwe
parents: 3206
diff changeset
2552 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
2553 print_usage ();
3209
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe]
jwe
parents: 3206
diff changeset
2554
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe]
jwe
parents: 3206
diff changeset
2555 return retval;
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe]
jwe
parents: 3206
diff changeset
2556 }
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe]
jwe
parents: 3206
diff changeset
2557
6688
b26a8e0e42cd [project @ 2007-06-04 06:25:21 by jwe]
jwe
parents: 6671
diff changeset
2558 DEFALIAS (isbool, islogical);
3209
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe]
jwe
parents: 3206
diff changeset
2559
7815
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2560 /*
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2561
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2562 %!assert (islogical(true), true)
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2563 %!assert (islogical(false), true)
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2564 %!assert (islogical([true, false]), true)
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2565 %!assert (islogical(1), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2566 %!assert (islogical(1i), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2567 %!assert (islogical([1,1]), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2568 %!assert (islogical(single(1)), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2569 %!assert (islogical(single(1i)), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2570 %!assert (islogical(single([1,1])), false)
11435
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2571 %!assert (islogical(sparse ([true, false])), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2572 %!assert (islogical(sparse ([1, 0])), false)
7815
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2573
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2574 */
a41df65f3f00 Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents: 7814
diff changeset
2575
6223
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe]
jwe
parents: 6197
diff changeset
2576 DEFUN (isinteger, args, ,
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe]
jwe
parents: 6197
diff changeset
2577 "-*- texinfo -*-\n\
6230
06bee64edc08 [project @ 2007-01-08 16:59:35 by jwe]
jwe
parents: 6223
diff changeset
2578 @deftypefn {Built-in Function} {} isinteger (@var{x})\n\
6223
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe]
jwe
parents: 6197
diff changeset
2579 Return true if @var{x} is an integer object (int8, uint8, int16, etc.).\n\
11431
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
2580 Note that @w{@code{isinteger (14)}} is false because numeric constants in\n\
8429
f34ab2b433e8 One word missing from int8 help string.
Francesco Potortì <pot@gnu.org>
parents: 8366
diff changeset
2581 Octave are double precision floating point values.\n\
11431
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
2582 @seealso{isfloat, ischar, islogical, isnumeric, isa}\n\
6223
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe]
jwe
parents: 6197
diff changeset
2583 @end deftypefn")
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe]
jwe
parents: 6197
diff changeset
2584 {
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe]
jwe
parents: 6197
diff changeset
2585 octave_value retval;
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe]
jwe
parents: 6197
diff changeset
2586
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe]
jwe
parents: 6197
diff changeset
2587 if (args.length () == 1)
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe]
jwe
parents: 6197
diff changeset
2588 retval = args(0).is_integer_type ();
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe]
jwe
parents: 6197
diff changeset
2589 else
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe]
jwe
parents: 6197
diff changeset
2590 print_usage ();
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe]
jwe
parents: 6197
diff changeset
2591
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe]
jwe
parents: 6197
diff changeset
2592 return retval;
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe]
jwe
parents: 6197
diff changeset
2593 }
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe]
jwe
parents: 6197
diff changeset
2594
4028
ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe]
jwe
parents: 4025
diff changeset
2595 DEFUN (iscomplex, args, ,
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
2596 "-*- texinfo -*-\n\
4028
ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe]
jwe
parents: 4025
diff changeset
2597 @deftypefn {Built-in Function} {} iscomplex (@var{x})\n\
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
2598 Return true if @var{x} is a complex-valued numeric object.\n\
11431
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
2599 @seealso{isreal, isnumeric}\n\
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
2600 @end deftypefn")
3186
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe]
jwe
parents: 3174
diff changeset
2601 {
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe]
jwe
parents: 3174
diff changeset
2602 octave_value retval;
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe]
jwe
parents: 3174
diff changeset
2603
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe]
jwe
parents: 3174
diff changeset
2604 if (args.length () == 1)
3258
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe]
jwe
parents: 3238
diff changeset
2605 retval = args(0).is_complex_type ();
3186
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe]
jwe
parents: 3174
diff changeset
2606 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
2607 print_usage ();
3186
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe]
jwe
parents: 3174
diff changeset
2608
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe]
jwe
parents: 3174
diff changeset
2609 return retval;
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe]
jwe
parents: 3174
diff changeset
2610 }
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe]
jwe
parents: 3174
diff changeset
2611
7576
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2612 DEFUN (isfloat, args, ,
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2613 "-*- texinfo -*-\n\
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2614 @deftypefn {Built-in Function} {} isfloat (@var{x})\n\
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2615 Return true if @var{x} is a floating-point numeric object.\n\
11431
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
2616 Objects of class double or single are floating-point objects.\n\
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
2617 @seealso{isinteger, ischar, islogical, isnumeric, isa}\n\
7576
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2618 @end deftypefn")
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2619 {
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2620 octave_value retval;
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2621
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2622 if (args.length () == 1)
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2623 retval = args(0).is_float_type ();
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2624 else
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2625 print_usage ();
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2626
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2627 return retval;
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2628 }
7ebdc99a0bab new isfloat function
John W. Eaton <jwe@octave.org>
parents: 7515
diff changeset
2629
5775
ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe]
jwe
parents: 5747
diff changeset
2630 // FIXME -- perhaps this should be implemented with an
5476
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2631 // octave_value member function?
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2632
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2633 DEFUN (complex, args, ,
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2634 "-*- texinfo -*-\n\
9309
fb8b8589dd46 Expand documentation for 'complex' function
Rik <rdrider0-list@yahoo.com>
parents: 9308
diff changeset
2635 @deftypefn {Built-in Function} {} complex (@var{x})\n\
5476
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2636 @deftypefnx {Built-in Function} {} complex (@var{re}, @var{im})\n\
9309
fb8b8589dd46 Expand documentation for 'complex' function
Rik <rdrider0-list@yahoo.com>
parents: 9308
diff changeset
2637 Return a complex result from real arguments. With 1 real argument @var{x},\n\
fb8b8589dd46 Expand documentation for 'complex' function
Rik <rdrider0-list@yahoo.com>
parents: 9308
diff changeset
2638 return the complex result @code{@var{x} + 0i}. With 2 real arguments,\n\
fb8b8589dd46 Expand documentation for 'complex' function
Rik <rdrider0-list@yahoo.com>
parents: 9308
diff changeset
2639 return the complex result @code{@var{re} + @var{im}}. @code{complex} can\n\
fb8b8589dd46 Expand documentation for 'complex' function
Rik <rdrider0-list@yahoo.com>
parents: 9308
diff changeset
2640 often be more convenient than expressions such as @code{a + i*b}.\n\
fb8b8589dd46 Expand documentation for 'complex' function
Rik <rdrider0-list@yahoo.com>
parents: 9308
diff changeset
2641 For example:\n\
fb8b8589dd46 Expand documentation for 'complex' function
Rik <rdrider0-list@yahoo.com>
parents: 9308
diff changeset
2642 \n\
fb8b8589dd46 Expand documentation for 'complex' function
Rik <rdrider0-list@yahoo.com>
parents: 9308
diff changeset
2643 @example\n\
9758
09da0bd91412 Periodic grammar check of Octave documentation files to ensure common format
Rik <rdrider0-list@yahoo.com>
parents: 9736
diff changeset
2644 @group\n\
9309
fb8b8589dd46 Expand documentation for 'complex' function
Rik <rdrider0-list@yahoo.com>
parents: 9308
diff changeset
2645 complex ([1, 2], [3, 4])\n\
fb8b8589dd46 Expand documentation for 'complex' function
Rik <rdrider0-list@yahoo.com>
parents: 9308
diff changeset
2646 @result{}\n\
fb8b8589dd46 Expand documentation for 'complex' function
Rik <rdrider0-list@yahoo.com>
parents: 9308
diff changeset
2647 1 + 3i 2 + 4i\n\
9758
09da0bd91412 Periodic grammar check of Octave documentation files to ensure common format
Rik <rdrider0-list@yahoo.com>
parents: 9736
diff changeset
2648 @end group\n\
9309
fb8b8589dd46 Expand documentation for 'complex' function
Rik <rdrider0-list@yahoo.com>
parents: 9308
diff changeset
2649 @end example\n\
fb8b8589dd46 Expand documentation for 'complex' function
Rik <rdrider0-list@yahoo.com>
parents: 9308
diff changeset
2650 @seealso{real, imag, iscomplex}\n\
5476
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2651 @end deftypefn")
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2652 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2653 octave_value retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2654
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2655 int nargin = args.length ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2656
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2657 if (nargin == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2658 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2659 octave_value arg = args(0);
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2660
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2661 if (arg.is_complex_type ())
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2662 retval = arg;
5476
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2663 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2664 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2665 if (arg.is_sparse_type ())
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2666 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2667 SparseComplexMatrix val = arg.sparse_complex_matrix_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2668
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2669 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2670 retval = octave_value (new octave_sparse_complex_matrix (val));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2671 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2672 else if (arg.is_single_type ())
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2673 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2674 if (arg.numel () == 1)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2675 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2676 FloatComplex val = arg.float_complex_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2677
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2678 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2679 retval = octave_value (new octave_float_complex (val));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2680 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2681 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2682 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2683 FloatComplexNDArray val = arg.float_complex_array_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2684
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2685 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2686 retval = octave_value (new octave_float_complex_matrix (val));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2687 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2688 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2689 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2690 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2691 if (arg.numel () == 1)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2692 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2693 Complex val = arg.complex_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2694
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2695 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2696 retval = octave_value (new octave_complex (val));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2697 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2698 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2699 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2700 ComplexNDArray val = arg.complex_array_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2701
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2702 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2703 retval = octave_value (new octave_complex_matrix (val));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2704 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2705 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2706
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2707 if (error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2708 error ("complex: invalid conversion");
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2709 }
5476
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2710 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2711 else if (nargin == 2)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2712 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2713 octave_value re = args(0);
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2714 octave_value im = args(1);
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2715
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7743
diff changeset
2716 if (re.is_sparse_type () && im.is_sparse_type ())
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2717 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2718 const SparseMatrix re_val = re.sparse_matrix_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2719 const SparseMatrix im_val = im.sparse_matrix_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2720
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2721 if (!error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2722 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2723 if (re.numel () == 1)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2724 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2725 SparseComplexMatrix result;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2726 if (re_val.nnz () == 0)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2727 result = Complex(0, 1) * SparseComplexMatrix (im_val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2728 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2729 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2730 result = SparseComplexMatrix (im_val.dims (), re_val (0));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2731 octave_idx_type nr = im_val.rows ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2732 octave_idx_type nc = im_val.cols ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2733
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2734 for (octave_idx_type j = 0; j < nc; j++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2735 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2736 octave_idx_type off = j * nr;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
2737 for (octave_idx_type i = im_val.cidx(j);
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2738 i < im_val.cidx(j + 1); i++)
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
2739 result.data (im_val.ridx(i) + off) =
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
2740 result.data (im_val.ridx(i) + off) +
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2741 Complex (0, im_val.data (i));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2742 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2743 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2744 retval = octave_value (new octave_sparse_complex_matrix (result));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2745 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2746 else if (im.numel () == 1)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2747 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2748 SparseComplexMatrix result;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2749 if (im_val.nnz () == 0)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2750 result = SparseComplexMatrix (re_val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2751 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2752 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2753 result = SparseComplexMatrix (re_val.rows(), re_val.cols(), Complex(0, im_val (0)));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2754 octave_idx_type nr = re_val.rows ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2755 octave_idx_type nc = re_val.cols ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2756
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2757 for (octave_idx_type j = 0; j < nc; j++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2758 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2759 octave_idx_type off = j * nr;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
2760 for (octave_idx_type i = re_val.cidx(j);
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2761 i < re_val.cidx(j + 1); i++)
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
2762 result.data (re_val.ridx(i) + off) =
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
2763 result.data (re_val.ridx(i) + off) +
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2764 re_val.data (i);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2765 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2766 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2767 retval = octave_value (new octave_sparse_complex_matrix (result));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2768 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2769 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2770 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2771 if (re_val.dims () == im_val.dims ())
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2772 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
2773 SparseComplexMatrix result = SparseComplexMatrix(re_val)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2774 + Complex(0, 1) * SparseComplexMatrix (im_val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2775 retval = octave_value (new octave_sparse_complex_matrix (result));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2776 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2777 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2778 error ("complex: dimension mismatch");
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2779 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2780 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2781 }
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7743
diff changeset
2782 else if (re.is_single_type () || im.is_single_type ())
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2783 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2784 if (re.numel () == 1)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2785 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2786 float re_val = re.float_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2787
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2788 if (im.numel () == 1)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2789 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2790 float im_val = im.double_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2791
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2792 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2793 retval = octave_value (new octave_float_complex (FloatComplex (re_val, im_val)));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2794 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2795 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2796 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2797 const FloatNDArray im_val = im.float_array_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2798
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2799 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2800 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2801 FloatComplexNDArray result (im_val.dims (), FloatComplex ());
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2802
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2803 for (octave_idx_type i = 0; i < im_val.numel (); i++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2804 result.xelem (i) = FloatComplex (re_val, im_val(i));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2805
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2806 retval = octave_value (new octave_float_complex_matrix (result));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2807 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2808 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2809 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2810 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2811 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2812 const FloatNDArray re_val = re.float_array_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2813
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2814 if (im.numel () == 1)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2815 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2816 float im_val = im.float_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2817
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2818 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2819 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2820 FloatComplexNDArray result (re_val.dims (), FloatComplex ());
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2821
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2822 for (octave_idx_type i = 0; i < re_val.numel (); i++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2823 result.xelem (i) = FloatComplex (re_val(i), im_val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2824
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2825 retval = octave_value (new octave_float_complex_matrix (result));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2826 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2827 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2828 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2829 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2830 const FloatNDArray im_val = im.float_array_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2831
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2832 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2833 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2834 if (re_val.dims () == im_val.dims ())
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2835 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2836 FloatComplexNDArray result (re_val.dims (), FloatComplex ());
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2837
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2838 for (octave_idx_type i = 0; i < re_val.numel (); i++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2839 result.xelem (i) = FloatComplex (re_val(i), im_val(i));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2840
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2841 retval = octave_value (new octave_float_complex_matrix (result));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2842 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2843 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2844 error ("complex: dimension mismatch");
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2845 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2846 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2847 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2848 }
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7743
diff changeset
2849 else if (re.numel () == 1)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2850 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2851 double re_val = re.double_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2852
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2853 if (im.numel () == 1)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2854 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2855 double im_val = im.double_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2856
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2857 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2858 retval = octave_value (new octave_complex (Complex (re_val, im_val)));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2859 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2860 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2861 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2862 const NDArray im_val = im.array_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2863
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2864 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2865 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2866 ComplexNDArray result (im_val.dims (), Complex ());
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2867
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2868 for (octave_idx_type i = 0; i < im_val.numel (); i++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2869 result.xelem (i) = Complex (re_val, im_val(i));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2870
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2871 retval = octave_value (new octave_complex_matrix (result));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2872 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2873 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2874 }
5476
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2875 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2876 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2877 const NDArray re_val = re.array_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2878
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2879 if (im.numel () == 1)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2880 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2881 double im_val = im.double_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2882
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2883 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2884 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2885 ComplexNDArray result (re_val.dims (), Complex ());
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2886
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2887 for (octave_idx_type i = 0; i < re_val.numel (); i++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2888 result.xelem (i) = Complex (re_val(i), im_val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2889
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2890 retval = octave_value (new octave_complex_matrix (result));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2891 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2892 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2893 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2894 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2895 const NDArray im_val = im.array_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2896
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2897 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2898 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2899 if (re_val.dims () == im_val.dims ())
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2900 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2901 ComplexNDArray result (re_val.dims (), Complex ());
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2902
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2903 for (octave_idx_type i = 0; i < re_val.numel (); i++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2904 result.xelem (i) = Complex (re_val(i), im_val(i));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2905
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2906 retval = octave_value (new octave_complex_matrix (result));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2907 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2908 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2909 error ("complex: dimension mismatch");
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2910 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2911 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2912 }
5476
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2913
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2914 if (error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
2915 error ("complex: invalid conversion");
5476
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2916 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2917 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
2918 print_usage ();
5476
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2919
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2920 return retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2921 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe]
jwe
parents: 5333
diff changeset
2922
3258
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe]
jwe
parents: 3238
diff changeset
2923 DEFUN (isreal, args, ,
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
2924 "-*- texinfo -*-\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
2925 @deftypefn {Built-in Function} {} isreal (@var{x})\n\
10291
fc879f361bda make isreal matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10290
diff changeset
2926 Return true if @var{x} is a non-complex matrix or scalar.\n\
10711
fbd7843974fa Periodic grammar check of documentation files to ensure common format.
Rik <octave@nomad.inbox5.com>
parents: 10707
diff changeset
2927 For compatibility with @sc{matlab}, this includes logical and character\n\
10291
fc879f361bda make isreal matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 10290
diff changeset
2928 matrices.\n\
11431
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
2929 @seealso{iscomplex, isnumeric}\n\
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
2930 @end deftypefn")
3258
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe]
jwe
parents: 3238
diff changeset
2931 {
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe]
jwe
parents: 3238
diff changeset
2932 octave_value retval;
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe]
jwe
parents: 3238
diff changeset
2933
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe]
jwe
parents: 3238
diff changeset
2934 if (args.length () == 1)
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe]
jwe
parents: 3238
diff changeset
2935 retval = args(0).is_real_type ();
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe]
jwe
parents: 3238
diff changeset
2936 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
2937 print_usage ();
3258
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe]
jwe
parents: 3238
diff changeset
2938
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe]
jwe
parents: 3238
diff changeset
2939 return retval;
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe]
jwe
parents: 3238
diff changeset
2940 }
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe]
jwe
parents: 3238
diff changeset
2941
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
2942 DEFUN (isempty, args, ,
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2943 "-*- texinfo -*-\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2944 @deftypefn {Built-in Function} {} isempty (@var{a})\n\
11431
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
2945 Return true if @var{a} is an empty matrix (any one of its dimensions is\n\
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
2946 zero). Otherwise, return false.\n\
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
2947 @seealso{isnull}\n\
3373
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe]
jwe
parents: 3369
diff changeset
2948 @end deftypefn")
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
2949 {
4233
ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe]
jwe
parents: 4176
diff changeset
2950 octave_value retval = false;
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
2951
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
2952 if (args.length () == 1)
4559
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4556
diff changeset
2953 retval = args(0).is_empty ();
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
2954 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
2955 print_usage ();
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
2956
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
2957 return retval;
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
2958 }
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
2959
3206
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe]
jwe
parents: 3204
diff changeset
2960 DEFUN (isnumeric, args, ,
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
2961 "-*- texinfo -*-\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
2962 @deftypefn {Built-in Function} {} isnumeric (@var{x})\n\
11431
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
2963 Return true if @var{x} is a numeric object, i.e., an integer, real, or\n\
10846
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
2964 complex array. Logical and character arrays are not considered to be\n\
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
2965 numeric.\n\
11431
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
2966 @seealso{isinteger, isfloat, isreal, iscomplex, islogical, ischar, iscell, isstruct}\n\
3428
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe]
jwe
parents: 3418
diff changeset
2967 @end deftypefn")
3206
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe]
jwe
parents: 3204
diff changeset
2968 {
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe]
jwe
parents: 3204
diff changeset
2969 octave_value retval;
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe]
jwe
parents: 3204
diff changeset
2970
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe]
jwe
parents: 3204
diff changeset
2971 if (args.length () == 1)
3258
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe]
jwe
parents: 3238
diff changeset
2972 retval = args(0).is_numeric_type ();
3206
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe]
jwe
parents: 3204
diff changeset
2973 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
2974 print_usage ();
3206
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe]
jwe
parents: 3204
diff changeset
2975
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe]
jwe
parents: 3204
diff changeset
2976 return retval;
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe]
jwe
parents: 3204
diff changeset
2977 }
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe]
jwe
parents: 3204
diff changeset
2978
11435
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2979 /*
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2980
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2981 %!assert (isnumeric(1), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2982 %!assert (isnumeric(1i), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2983 %!assert (isnumeric([1,1]), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2984 %!assert (isnumeric(single(1)), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2985 %!assert (isnumeric(single(1i)), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2986 %!assert (isnumeric(single([1,1])), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2987 %!assert (isnumeric(int8(1)), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2988 %!assert (isnumeric(uint8([1,1])), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2989 %!assert (isnumeric("Hello World"), false)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2990 %!assert (isnumeric(true), false)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2991 %!assert (isnumeric(false), false)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2992 %!assert (isnumeric([true, false]), false)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2993 %!assert (isnumeric(sparse ([true, false])), false)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2994
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2995 */
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric.
Rik <octave@nomad.inbox5.com>
parents: 11431
diff changeset
2996
4028
ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe]
jwe
parents: 4025
diff changeset
2997 DEFUN (ismatrix, args, ,
3321
6923abb04e16 [project @ 1999-10-26 18:15:30 by jwe]
jwe
parents: 3307
diff changeset
2998 "-*- texinfo -*-\n\
4028
ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe]
jwe
parents: 4025
diff changeset
2999 @deftypefn {Built-in Function} {} ismatrix (@var{a})\n\
11431
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
3000 Return true if @var{a} is a numeric, logical, or character matrix.\n\
11591
1d13679b587e Use @nospell macro on certain words in docstrings.
Rik <octave@nomad.inbox5.com>
parents: 11590
diff changeset
3001 Scalars (1x1 matrices) and vectors (@nospell{1xN} or @nospell{Nx1} matrices)\n\
1d13679b587e Use @nospell macro on certain words in docstrings.
Rik <octave@nomad.inbox5.com>
parents: 11590
diff changeset
3002 are subsets of the more general N-dimensional matrix and @code{ismatrix}\n\
1d13679b587e Use @nospell macro on certain words in docstrings.
Rik <octave@nomad.inbox5.com>
parents: 11590
diff changeset
3003 will return true for these objects as well.\n\
11431
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
3004 @seealso{isscalar, isvector, iscell, isstruct, issparse}\n\
3333
15cddaacbc2d [project @ 1999-11-03 19:53:59 by jwe]
jwe
parents: 3322
diff changeset
3005 @end deftypefn")
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
3006 {
4233
ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe]
jwe
parents: 4176
diff changeset
3007 octave_value retval = false;
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
3008
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
3009 if (args.length () == 1)
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
3010 {
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
3011 octave_value arg = args(0);
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
3012
9866
b5aa5d9ee6b9 make ismatrix consistent for empty matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 9858
diff changeset
3013 retval = arg.is_matrix_type () || arg.is_scalar_type () || arg.is_range ();
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
3014 }
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
3015 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
3016 print_usage ();
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
3017
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
3018 return retval;
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
3019 }
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
3020
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3021 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3022
9866
b5aa5d9ee6b9 make ismatrix consistent for empty matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 9858
diff changeset
3023 %!assert(ismatrix ([]));
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3024 %!assert(ismatrix (1));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3025 %!assert(ismatrix ([1, 2, 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3026 %!assert(ismatrix ([1, 2; 3, 4]));
9866
b5aa5d9ee6b9 make ismatrix consistent for empty matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 9858
diff changeset
3027 %!assert(ismatrix (zeros (3, 2, 4)));
b5aa5d9ee6b9 make ismatrix consistent for empty matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 9858
diff changeset
3028
b5aa5d9ee6b9 make ismatrix consistent for empty matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 9858
diff changeset
3029 %!assert(ismatrix (single([])));
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3030 %!assert(ismatrix (single(1)));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3031 %!assert(ismatrix (single([1, 2, 3])));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3032 %!assert(ismatrix (single([1, 2; 3, 4])));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3033
10024
184060864627 allow ismatrix on character matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 10002
diff changeset
3034 %!assert(ismatrix ("t"));
184060864627 allow ismatrix on character matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 10002
diff changeset
3035 %!assert(ismatrix ("test"));
184060864627 allow ismatrix on character matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 10002
diff changeset
3036 %!assert(ismatrix (["test"; "ing"]));
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3037
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3038 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3039 %! s.a = 1;
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3040 %! assert(ismatrix (s), false);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3041
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3042 %!error <Invalid call to ismatrix.*> ismatrix ();
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3043 %!error <Invalid call to ismatrix.*> ismatrix ([1, 2; 3, 4], 2);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3044
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3045 */
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3046
3354
87721841efd7 [project @ 1999-11-17 19:06:11 by jwe]
jwe
parents: 3333
diff changeset
3047 static octave_value
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3048 fill_matrix (const octave_value_list& args, int val, const char *fcn)
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
3049 {
3354
87721841efd7 [project @ 1999-11-17 19:06:11 by jwe]
jwe
parents: 3333
diff changeset
3050 octave_value retval;
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
3051
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
3052 int nargin = args.length ();
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
3053
4946
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
3054 oct_data_conv::data_type dt = oct_data_conv::dt_double;
4481
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3055
4946
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
3056 dim_vector dims (1, 1);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3057
4481
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3058 if (nargin > 0 && args(nargin-1).is_string ())
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3059 {
4946
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
3060 std::string nm = args(nargin-1).string_value ();
4481
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3061 nargin--;
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3062
4946
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
3063 dt = oct_data_conv::string_to_data_type (nm);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
3064
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
3065 if (error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3066 return retval;
4481
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3067 }
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3068
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
3069 switch (nargin)
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
3070 {
712
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 649
diff changeset
3071 case 0:
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 649
diff changeset
3072 break;
777
a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe]
jwe
parents: 767
diff changeset
3073
610
14b2a186a5c0 [project @ 1994-08-14 00:55:49 by jwe]
jwe
parents: 597
diff changeset
3074 case 1:
4481
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3075 get_dimensions (args(0), fcn, dims);
610
14b2a186a5c0 [project @ 1994-08-14 00:55:49 by jwe]
jwe
parents: 597
diff changeset
3076 break;
777
a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe]
jwe
parents: 767
diff changeset
3077
4563
742993a501b9 [project @ 2003-10-29 06:25:12 by jwe]
jwe
parents: 4559
diff changeset
3078 default:
742993a501b9 [project @ 2003-10-29 06:25:12 by jwe]
jwe
parents: 4559
diff changeset
3079 {
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3080 dims.resize (nargin);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3081
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3082 for (int i = 0; i < nargin; i++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3083 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3084 dims(i) = args(i).is_empty () ? 0 : args(i).idx_type_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3085
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3086 if (error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3087 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3088 error ("%s: expecting scalar integer arguments", fcn);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3089 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3090 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3091 }
4563
742993a501b9 [project @ 2003-10-29 06:25:12 by jwe]
jwe
parents: 4559
diff changeset
3092 }
742993a501b9 [project @ 2003-10-29 06:25:12 by jwe]
jwe
parents: 4559
diff changeset
3093 break;
4481
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3094 }
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3095
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3096 if (! error_state)
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3097 {
4946
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
3098 dims.chop_trailing_singletons ();
4565
1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe]
jwe
parents: 4563
diff changeset
3099
4481
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3100 check_dimensions (dims, fcn);
3354
87721841efd7 [project @ 1999-11-17 19:06:11 by jwe]
jwe
parents: 3333
diff changeset
3101
5775
ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe]
jwe
parents: 5747
diff changeset
3102 // FIXME -- perhaps this should be made extensible by
4946
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
3103 // using the class name to lookup a function to call to create
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
3104 // the new value.
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
3105
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
3106 // Note that automatic narrowing will handle conversion from
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
3107 // NDArray to scalar.
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
3108
4481
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3109 if (! error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3110 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3111 switch (dt)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3112 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3113 case oct_data_conv::dt_int8:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3114 retval = int8NDArray (dims, val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3115 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3116
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3117 case oct_data_conv::dt_uint8:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3118 retval = uint8NDArray (dims, val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3119 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3120
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3121 case oct_data_conv::dt_int16:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3122 retval = int16NDArray (dims, val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3123 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3124
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3125 case oct_data_conv::dt_uint16:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3126 retval = uint16NDArray (dims, val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3127 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3128
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3129 case oct_data_conv::dt_int32:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3130 retval = int32NDArray (dims, val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3131 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3132
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3133 case oct_data_conv::dt_uint32:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3134 retval = uint32NDArray (dims, val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3135 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3136
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3137 case oct_data_conv::dt_int64:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3138 retval = int64NDArray (dims, val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3139 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3140
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3141 case oct_data_conv::dt_uint64:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3142 retval = uint64NDArray (dims, val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3143 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3144
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3145 case oct_data_conv::dt_single:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3146 retval = FloatNDArray (dims, val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3147 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3148
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3149 case oct_data_conv::dt_double:
8972
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8947
diff changeset
3150 {
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8947
diff changeset
3151 if (val == 1 && dims.length () == 2 && dims (0) == 1)
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8947
diff changeset
3152 retval = Range (1.0, 0.0, dims (1)); // packed form
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8947
diff changeset
3153 else
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8947
diff changeset
3154 retval = NDArray (dims, val);
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8947
diff changeset
3155 }
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3156 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3157
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3158 case oct_data_conv::dt_logical:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3159 retval = boolNDArray (dims, val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3160 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3161
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3162 default:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3163 error ("%s: invalid class name", fcn);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3164 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3165 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3166 }
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
3167 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
3168
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
3169 return retval;
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
3170 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
3171
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3172 static octave_value
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3173 fill_matrix (const octave_value_list& args, double val, float fval,
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3174 const char *fcn)
7795
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3175 {
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3176 octave_value retval;
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3177
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3178 int nargin = args.length ();
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3179
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3180 oct_data_conv::data_type dt = oct_data_conv::dt_double;
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3181
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3182 dim_vector dims (1, 1);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3183
7795
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3184 if (nargin > 0 && args(nargin-1).is_string ())
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3185 {
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3186 std::string nm = args(nargin-1).string_value ();
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3187 nargin--;
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3188
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3189 dt = oct_data_conv::string_to_data_type (nm);
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3190
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3191 if (error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3192 return retval;
7795
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3193 }
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3194
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3195 switch (nargin)
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3196 {
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3197 case 0:
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3198 break;
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3199
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3200 case 1:
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3201 get_dimensions (args(0), fcn, dims);
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3202 break;
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3203
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3204 default:
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3205 {
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3206 dims.resize (nargin);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3207
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3208 for (int i = 0; i < nargin; i++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3209 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3210 dims(i) = args(i).is_empty () ? 0 : args(i).idx_type_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3211
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3212 if (error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3213 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3214 error ("%s: expecting scalar integer arguments", fcn);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3215 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3216 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3217 }
7795
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3218 }
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3219 break;
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3220 }
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3221
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3222 if (! error_state)
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3223 {
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3224 dims.chop_trailing_singletons ();
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3225
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3226 check_dimensions (dims, fcn);
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3227
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3228 // Note that automatic narrowing will handle conversion from
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3229 // NDArray to scalar.
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3230
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3231 if (! error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3232 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3233 switch (dt)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3234 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3235 case oct_data_conv::dt_single:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3236 retval = FloatNDArray (dims, fval);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3237 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3238
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3239 case oct_data_conv::dt_double:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3240 retval = NDArray (dims, val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3241 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3242
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3243 default:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3244 error ("%s: invalid class name", fcn);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3245 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3246 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3247 }
7795
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3248 }
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3249
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3250 return retval;
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3251 }
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3252
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3253 static octave_value
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3254 fill_matrix (const octave_value_list& args, double val, const char *fcn)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3255 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3256 octave_value retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3257
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3258 int nargin = args.length ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3259
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3260 oct_data_conv::data_type dt = oct_data_conv::dt_double;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3261
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3262 dim_vector dims (1, 1);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3263
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3264 if (nargin > 0 && args(nargin-1).is_string ())
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3265 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3266 std::string nm = args(nargin-1).string_value ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3267 nargin--;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3268
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3269 dt = oct_data_conv::string_to_data_type (nm);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3270
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3271 if (error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3272 return retval;
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3273 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3274
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3275 switch (nargin)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3276 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3277 case 0:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3278 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3279
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3280 case 1:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3281 get_dimensions (args(0), fcn, dims);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3282 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3283
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3284 default:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3285 {
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3286 dims.resize (nargin);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3287
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3288 for (int i = 0; i < nargin; i++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3289 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3290 dims(i) = args(i).is_empty () ? 0 : args(i).idx_type_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3291
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3292 if (error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3293 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3294 error ("%s: expecting scalar integer arguments", fcn);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3295 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3296 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3297 }
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3298 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3299 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3300 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3301
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3302 if (! error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3303 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3304 dims.chop_trailing_singletons ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3305
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3306 check_dimensions (dims, fcn);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3307
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3308 // Note that automatic narrowing will handle conversion from
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3309 // NDArray to scalar.
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3310
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3311 if (! error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3312 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3313 switch (dt)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3314 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3315 case oct_data_conv::dt_single:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3316 retval = FloatNDArray (dims, static_cast <float> (val));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3317 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3318
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3319 case oct_data_conv::dt_double:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3320 retval = NDArray (dims, val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3321 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3322
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3323 default:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3324 error ("%s: invalid class name", fcn);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3325 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3326 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3327 }
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3328 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3329
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3330 return retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3331 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3332
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3333 static octave_value
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3334 fill_matrix (const octave_value_list& args, const Complex& val,
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3335 const char *fcn)
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3336 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3337 octave_value retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3338
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3339 int nargin = args.length ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3340
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3341 oct_data_conv::data_type dt = oct_data_conv::dt_double;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3342
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3343 dim_vector dims (1, 1);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3344
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3345 if (nargin > 0 && args(nargin-1).is_string ())
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3346 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3347 std::string nm = args(nargin-1).string_value ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3348 nargin--;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3349
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3350 dt = oct_data_conv::string_to_data_type (nm);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3351
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3352 if (error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3353 return retval;
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3354 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3355
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3356 switch (nargin)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3357 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3358 case 0:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3359 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3360
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3361 case 1:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3362 get_dimensions (args(0), fcn, dims);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3363 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3364
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3365 default:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3366 {
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3367 dims.resize (nargin);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3368
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3369 for (int i = 0; i < nargin; i++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3370 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3371 dims(i) = args(i).is_empty () ? 0 : args(i).idx_type_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3372
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3373 if (error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3374 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3375 error ("%s: expecting scalar integer arguments", fcn);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3376 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3377 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3378 }
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3379 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3380 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3381 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3382
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3383 if (! error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3384 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3385 dims.chop_trailing_singletons ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3386
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3387 check_dimensions (dims, fcn);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3388
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3389 // Note that automatic narrowing will handle conversion from
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3390 // NDArray to scalar.
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3391
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3392 if (! error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3393 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3394 switch (dt)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3395 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3396 case oct_data_conv::dt_single:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3397 retval = FloatComplexNDArray (dims, static_cast<FloatComplex> (val));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3398 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3399
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3400 case oct_data_conv::dt_double:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3401 retval = ComplexNDArray (dims, val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3402 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3403
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3404 default:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3405 error ("%s: invalid class name", fcn);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3406 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3407 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3408 }
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3409 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3410
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3411 return retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3412 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3413
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3414 static octave_value
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3415 fill_matrix (const octave_value_list& args, bool val, const char *fcn)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3416 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3417 octave_value retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3418
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3419 int nargin = args.length ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3420
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3421 dim_vector dims (1, 1);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3422
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3423 switch (nargin)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3424 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3425 case 0:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3426 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3427
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3428 case 1:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3429 get_dimensions (args(0), fcn, dims);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3430 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3431
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3432 default:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3433 {
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3434 dims.resize (nargin);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3435
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3436 for (int i = 0; i < nargin; i++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3437 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3438 dims(i) = args(i).is_empty () ? 0 : args(i).idx_type_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3439
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3440 if (error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3441 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3442 error ("%s: expecting scalar integer arguments", fcn);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3443 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3444 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3445 }
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3446 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3447 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3448 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3449
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3450 if (! error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3451 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3452 dims.chop_trailing_singletons ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3453
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3454 check_dimensions (dims, fcn);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3455
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3456 // Note that automatic narrowing will handle conversion from
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3457 // NDArray to scalar.
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3458
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3459 if (! error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3460 retval = boolNDArray (dims, val);
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3461 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3462
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3463 return retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3464 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3465
3354
87721841efd7 [project @ 1999-11-17 19:06:11 by jwe]
jwe
parents: 3333
diff changeset
3466 DEFUN (ones, args, ,
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
3467 "-*- texinfo -*-\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3468 @deftypefn {Built-in Function} {} ones (@var{n})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3469 @deftypefnx {Built-in Function} {} ones (@var{m}, @var{n})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3470 @deftypefnx {Built-in Function} {} ones (@var{m}, @var{n}, @var{k}, @dots{})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3471 @deftypefnx {Built-in Function} {} ones ([@var{m} @var{n} @dots{}])\n\
4948
7124436476cb [project @ 2004-08-31 17:57:21 by jwe]
jwe
parents: 4947
diff changeset
3472 @deftypefnx {Built-in Function} {} ones (@dots{}, @var{class})\n\
4481
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3473 Return a matrix or N-dimensional array whose elements are all 1.\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3474 If invoked with a single scalar integer argument @var{n}, return a square\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3475 @nospell{NxN} matrix. If invoked with two or more scalar\n\
9428
b317debeb828 data.cc (Fones, Fzeros, Ftrue, Ffalse): update docstring
John W. Eaton <jwe@octave.org>
parents: 9351
diff changeset
3476 integer arguments, or a vector of integer values, return an array with\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3477 the given dimensions.\n\
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
3478 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
3479 If you need to create a matrix whose values are all the same, you should\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
3480 use an expression like\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
3481 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
3482 @example\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3483 val_matrix = val * ones (m, n)\n\
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
3484 @end example\n\
4945
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
3485 \n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
3486 The optional argument @var{class} specifies the class of the return array\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
3487 and defaults to double. For example:\n\
4945
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
3488 \n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
3489 @example\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3490 val = ones (m,n, \"uint8\")\n\
4945
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
3491 @end example\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
3492 @seealso{zeros}\n\
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
3493 @end deftypefn")
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
3494 {
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3495 return fill_matrix (args, 1, "ones");
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
3496 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
3497
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3498 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3499
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3500 %!assert(ones (3), [1, 1, 1; 1, 1, 1; 1, 1, 1]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3501 %!assert(ones (2, 3), [1, 1, 1; 1, 1, 1]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3502 %!assert(ones (3, 2), [1, 1; 1, 1; 1, 1]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3503 %!assert(size (ones (3, 4, 5)), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3504
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3505 %!assert(ones (3,'single'), single([1, 1, 1; 1, 1, 1; 1, 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3506 %!assert(ones (2, 3,'single'), single([1, 1, 1; 1, 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3507 %!assert(ones (3, 2,'single'), single([1, 1; 1, 1; 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3508 %!assert(size (ones (3, 4, 5, 'single')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3509
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3510 %!assert(ones (3,'int8'), int8([1, 1, 1; 1, 1, 1; 1, 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3511 %!assert(ones (2, 3,'int8'), int8([1, 1, 1; 1, 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3512 %!assert(ones (3, 2,'int8'), int8([1, 1; 1, 1; 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3513 %!assert(size (ones (3, 4, 5, 'int8')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3514
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3515 */
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3516
3354
87721841efd7 [project @ 1999-11-17 19:06:11 by jwe]
jwe
parents: 3333
diff changeset
3517 DEFUN (zeros, args, ,
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
3518 "-*- texinfo -*-\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3519 @deftypefn {Built-in Function} {} zeros (@var{n})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3520 @deftypefnx {Built-in Function} {} zeros (@var{m}, @var{n})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3521 @deftypefnx {Built-in Function} {} zeros (@var{m}, @var{n}, @var{k}, @dots{})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3522 @deftypefnx {Built-in Function} {} zeros ([@var{m} @var{n} @dots{}])\n\
4948
7124436476cb [project @ 2004-08-31 17:57:21 by jwe]
jwe
parents: 4947
diff changeset
3523 @deftypefnx {Built-in Function} {} zeros (@dots{}, @var{class})\n\
4481
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe]
jwe
parents: 4479
diff changeset
3524 Return a matrix or N-dimensional array whose elements are all 0.\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
3525 If invoked with a single scalar integer argument, return a square\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3526 @nospell{NxN} matrix. If invoked with two or more scalar\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
3527 integer arguments, or a vector of integer values, return an array with\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3528 the given dimensions.\n\
4945
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
3529 \n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
3530 The optional argument @var{class} specifies the class of the return array\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
3531 and defaults to double. For example:\n\
4945
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
3532 \n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
3533 @example\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
3534 val = zeros (m,n, \"uint8\")\n\
4945
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
3535 @end example\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
3536 @seealso{ones}\n\
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
3537 @end deftypefn")
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
3538 {
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3539 return fill_matrix (args, 0, "zeros");
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3540 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3541
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3542 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3543
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3544 %!assert(zeros (3), [0, 0, 0; 0, 0, 0; 0, 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3545 %!assert(zeros (2, 3), [0, 0, 0; 0, 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3546 %!assert(zeros (3, 2), [0, 0; 0, 0; 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3547 %!assert(size (zeros (3, 4, 5)), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3548
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3549 %!assert(zeros (3,'single'), single([0, 0, 0; 0, 0, 0; 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3550 %!assert(zeros (2, 3,'single'), single([0, 0, 0; 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3551 %!assert(zeros (3, 2,'single'), single([0, 0; 0, 0; 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3552 %!assert(size (zeros (3, 4, 5, 'single')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3553
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3554 %!assert(zeros (3,'int8'), int8([0, 0, 0; 0, 0, 0; 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3555 %!assert(zeros (2, 3,'int8'), int8([0, 0, 0; 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3556 %!assert(zeros (3, 2,'int8'), int8([0, 0; 0, 0; 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3557 %!assert(size (zeros (3, 4, 5, 'int8')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3558
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3559 */
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3560
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3561 DEFUN (Inf, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3562 "-*- texinfo -*-\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3563 @deftypefn {Built-in Function} {} Inf\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3564 @deftypefnx {Built-in Function} {} Inf (@var{n})\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3565 @deftypefnx {Built-in Function} {} Inf (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3566 @deftypefnx {Built-in Function} {} Inf (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3567 @deftypefnx {Built-in Function} {} Inf (@dots{}, @var{class})\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3568 Return a scalar, matrix or N-dimensional array whose elements are all equal\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3569 to the IEEE representation for positive infinity.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3570 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3571 Infinity is produced when results are too large to be represented using the\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3572 the IEEE floating point format for numbers. Two common examples which\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3573 produce infinity are division by zero and overflow.\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
3574 \n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3575 @example\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3576 @group\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3577 [1/0 e^800]\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3578 @result{}\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3579 Inf Inf\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3580 @end group\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3581 @end example\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3582 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3583 When called with no arguments, return a scalar with the value @samp{Inf}.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3584 When called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3585 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3586 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3587 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3588 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3589 either \"double\" or \"single\".\n\
9308
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3590 @seealso{isinf}\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3591 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3592 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3593 return fill_matrix (args, lo_ieee_inf_value (),
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3594 lo_ieee_float_inf_value (), "Inf");
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3595 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3596
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3597 DEFALIAS (inf, Inf);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3598
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3599 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3600
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3601 %!assert(inf (3), [Inf, Inf, Inf; Inf, Inf, Inf; Inf, Inf, Inf]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3602 %!assert(inf (2, 3), [Inf, Inf, Inf; Inf, Inf, Inf]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3603 %!assert(inf (3, 2), [Inf, Inf; Inf, Inf; Inf, Inf]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3604 %!assert(size (inf (3, 4, 5)), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3605
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3606 %!assert(inf (3,'single'), single([Inf, Inf, Inf; Inf, Inf, Inf; Inf, Inf, Inf]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3607 %!assert(inf (2, 3,'single'), single([Inf, Inf, Inf; Inf, Inf, Inf]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3608 %!assert(inf (3, 2,'single'), single([Inf, Inf; Inf, Inf; Inf, Inf]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3609 %!assert(size (inf (3, 4, 5, 'single')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3610
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3611 %!error(inf (3,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3612 %!error(inf (2, 3,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3613 %!error(inf (3, 2,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3614 %!error(inf (3, 4, 5, 'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3615
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3616 */
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3617
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3618 DEFUN (NaN, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3619 "-*- texinfo -*-\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3620 @deftypefn {Built-in Function} {} NaN\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3621 @deftypefnx {Built-in Function} {} NaN (@var{n})\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3622 @deftypefnx {Built-in Function} {} NaN (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3623 @deftypefnx {Built-in Function} {} NaN (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3624 @deftypefnx {Built-in Function} {} NaN (@dots{}, @var{class})\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3625 Return a scalar, matrix, or N-dimensional array whose elements are all equal\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3626 to the IEEE symbol NaN (Not a Number).\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3627 NaN is the result of operations which do not produce a well defined numerical\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3628 result. Common operations which produce a NaN are arithmetic with infinity\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3629 @tex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3630 ($\\infty - \\infty$), zero divided by zero ($0/0$),\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3631 @end tex\n\
8517
81d6ab3ac93c Allow documentation tobe built for other formats than tex and info
sh@sh-laptop
parents: 8487
diff changeset
3632 @ifnottex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3633 (Inf - Inf), zero divided by zero (0/0),\n\
8517
81d6ab3ac93c Allow documentation tobe built for other formats than tex and info
sh@sh-laptop
parents: 8487
diff changeset
3634 @end ifnottex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3635 and any operation involving another NaN value (5 + NaN).\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3636 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3637 Note that NaN always compares not equal to NaN (NaN != NaN). This behavior\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3638 is specified by the IEEE standard for floating point arithmetic. To\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3639 find NaN values, use the @code{isnan} function.\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3640 \n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3641 When called with no arguments, return a scalar with the value @samp{NaN}.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3642 When called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3643 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3644 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3645 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3646 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3647 either \"double\" or \"single\".\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3648 @seealso{isnan}\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3649 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3650 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3651 return fill_matrix (args, lo_ieee_nan_value (),
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3652 lo_ieee_float_nan_value (), "NaN");
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3653 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3654
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3655 DEFALIAS (nan, NaN);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3656
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3657 /*
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3658 %!assert(NaN (3), [NaN, NaN, NaN; NaN, NaN, NaN; NaN, NaN, NaN]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3659 %!assert(NaN (2, 3), [NaN, NaN, NaN; NaN, NaN, NaN]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3660 %!assert(NaN (3, 2), [NaN, NaN; NaN, NaN; NaN, NaN]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3661 %!assert(size (NaN (3, 4, 5)), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3662
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3663 %!assert(NaN (3,'single'), single([NaN, NaN, NaN; NaN, NaN, NaN; NaN, NaN, NaN]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3664 %!assert(NaN (2, 3,'single'), single([NaN, NaN, NaN; NaN, NaN, NaN]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3665 %!assert(NaN (3, 2,'single'), single([NaN, NaN; NaN, NaN; NaN, NaN]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3666 %!assert(size (NaN (3, 4, 5, 'single')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3667
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3668 %!error(NaN (3,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3669 %!error(NaN (2, 3,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3670 %!error(NaN (3, 2,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3671 %!error(NaN (3, 4, 5, 'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3672
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3673 */
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
3674
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3675 DEFUN (e, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3676 "-*- texinfo -*-\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3677 @deftypefn {Built-in Function} {} e\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3678 @deftypefnx {Built-in Function} {} e (@var{n})\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3679 @deftypefnx {Built-in Function} {} e (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3680 @deftypefnx {Built-in Function} {} e (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3681 @deftypefnx {Built-in Function} {} e (@dots{}, @var{class})\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3682 Return a scalar, matrix, or N-dimensional array whose elements are all equal\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3683 to the base of natural logarithms. The constant\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3684 @tex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3685 $e$ satisfies the equation $\\log (e) = 1$.\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3686 @end tex\n\
8517
81d6ab3ac93c Allow documentation tobe built for other formats than tex and info
sh@sh-laptop
parents: 8487
diff changeset
3687 @ifnottex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3688 @samp{e} satisfies the equation @code{log} (e) = 1.\n\
8517
81d6ab3ac93c Allow documentation tobe built for other formats than tex and info
sh@sh-laptop
parents: 8487
diff changeset
3689 @end ifnottex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3690 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3691 When called with no arguments, return a scalar with the value @math{e}. When\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3692 called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3693 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3694 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3695 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3696 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3697 either \"double\" or \"single\".\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3698 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3699 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3700 #if defined (M_E)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3701 double e_val = M_E;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3702 #else
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3703 double e_val = exp (1.0);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3704 #endif
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3705
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3706 return fill_matrix (args, e_val, "e");
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3707 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3708
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3709 DEFUN (eps, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3710 "-*- texinfo -*-\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3711 @deftypefn {Built-in Function} {} eps\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3712 @deftypefnx {Built-in Function} {} eps (@var{x})\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3713 @deftypefnx {Built-in Function} {} eps (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3714 @deftypefnx {Built-in Function} {} eps (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3715 @deftypefnx {Built-in Function} {} eps (@dots{}, @var{class})\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3716 Return a scalar, matrix or N-dimensional array whose elements are all eps,\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3717 the machine precision. More precisely, @code{eps} is the relative spacing\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3718 between any two adjacent numbers in the machine's floating point system.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3719 This number is obviously system dependent. On machines that support IEEE\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3720 floating point arithmetic, @code{eps} is approximately\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3721 @tex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3722 $2.2204\\times10^{-16}$ for double precision and $1.1921\\times10^{-7}$\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3723 @end tex\n\
8517
81d6ab3ac93c Allow documentation tobe built for other formats than tex and info
sh@sh-laptop
parents: 8487
diff changeset
3724 @ifnottex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3725 2.2204e-16 for double precision and 1.1921e-07\n\
8517
81d6ab3ac93c Allow documentation tobe built for other formats than tex and info
sh@sh-laptop
parents: 8487
diff changeset
3726 @end ifnottex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3727 for single precision.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3728 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3729 When called with no arguments, return a scalar with the value\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3730 @code{eps(1.0)}.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3731 Given a single argument @var{x}, return the distance between @var{x} and\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3732 the next largest value.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3733 When called with more than one argument the first two arguments are taken as\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3734 the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3735 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3736 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3737 either \"double\" or \"single\".\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3738 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3739 {
7795
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3740 int nargin = args.length ();
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3741 octave_value retval;
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3742
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3743 if (nargin == 1 && ! args(0).is_string ())
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3744 {
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3745 if (args(0).is_single_type ())
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3746 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3747 float val = args(0).float_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3748
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3749 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3750 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3751 val = ::fabsf(val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3752 if (xisnan (val) || xisinf (val))
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3753 retval = fill_matrix (octave_value ("single"),
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3754 lo_ieee_nan_value (),
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3755 lo_ieee_float_nan_value (), "eps");
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3756 else if (val < FLT_MIN)
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3757 retval = fill_matrix (octave_value ("single"), 0e0,
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3758 powf (2.0, -149e0), "eps");
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3759 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3760 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3761 int expon;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3762 frexpf (val, &expon);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3763 val = std::pow (static_cast <float> (2.0),
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3764 static_cast <float> (expon - 24));
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3765 retval = fill_matrix (octave_value ("single"), DBL_EPSILON,
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3766 val, "eps");
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3767 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3768 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3769 }
7795
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3770 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3771 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3772 double val = args(0).double_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3773
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3774 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3775 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3776 val = ::fabs(val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3777 if (xisnan (val) || xisinf (val))
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3778 retval = fill_matrix (octave_value_list (),
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3779 lo_ieee_nan_value (),
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3780 lo_ieee_float_nan_value (), "eps");
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3781 else if (val < DBL_MIN)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3782 retval = fill_matrix (octave_value_list (),
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3783 pow (2.0, -1074e0), 0e0, "eps");
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3784 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3785 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3786 int expon;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3787 frexp (val, &expon);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3788 val = std::pow (static_cast <double> (2.0),
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3789 static_cast <double> (expon - 53));
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3790 retval = fill_matrix (octave_value_list (), val,
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3791 FLT_EPSILON, "eps");
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3792 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3793 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3794 }
7795
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3795 }
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3796 else
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3797 retval = fill_matrix (args, DBL_EPSILON, FLT_EPSILON, "eps");
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3798
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3799 return retval;
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3800 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3801
7795
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3802 /*
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3803
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3804 %!assert(eps(1/2),2^(-53))
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3805 %!assert(eps(1),2^(-52))
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3806 %!assert(eps(2),2^(-51))
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3807 %!assert(eps(realmax),2^971)
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3808 %!assert(eps(0),2^(-1074))
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3809 %!assert(eps(realmin/2),2^(-1074))
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3810 %!assert(eps(realmin/16),2^(-1074))
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3811 %!assert(eps(Inf),NaN)
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3812 %!assert(eps(NaN),NaN)
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3813 %!assert(eps(single(1/2)),single(2^(-24)))
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3814 %!assert(eps(single(1)),single(2^(-23)))
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3815 %!assert(eps(single(2)),single(2^(-22)))
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3816 %!assert(eps(realmax('single')),single(2^104))
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3817 %!assert(eps(single(0)),single(2^(-149)))
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3818 %!assert(eps(realmin('single')/2),single(2^(-149)))
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3819 %!assert(eps(realmin('single')/16),single(2^(-149)))
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3820 %!assert(eps(single(Inf)),single(NaN))
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3821 %!assert(eps(single(NaN)),single(NaN))
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3822
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3823 */
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3824
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3825
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3826 DEFUN (pi, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3827 "-*- texinfo -*-\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3828 @deftypefn {Built-in Function} {} pi\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3829 @deftypefnx {Built-in Function} {} pi (@var{n})\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3830 @deftypefnx {Built-in Function} {} pi (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3831 @deftypefnx {Built-in Function} {} pi (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3832 @deftypefnx {Built-in Function} {} pi (@dots{}, @var{class})\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3833 Return a scalar, matrix, or N-dimensional array whose elements are all equal\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3834 to the ratio of the circumference of a circle to its\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3835 @tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3836 diameter($\\pi$).\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3837 @end tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3838 @ifnottex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3839 diameter.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3840 @end ifnottex\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3841 Internally, @code{pi} is computed as @samp{4.0 * atan (1.0)}.\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3842 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3843 When called with no arguments, return a scalar with the value of\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3844 @tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3845 $\\pi$.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3846 @end tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3847 @ifnottex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3848 pi.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3849 @end ifnottex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3850 When called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3851 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3852 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3853 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3854 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3855 either \"double\" or \"single\".\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3856 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3857 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3858 #if defined (M_PI)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3859 double pi_val = M_PI;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3860 #else
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3861 double pi_val = 4.0 * atan (1.0);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3862 #endif
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3863
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3864 return fill_matrix (args, pi_val, "pi");
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3865 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3866
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3867 DEFUN (realmax, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3868 "-*- texinfo -*-\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3869 @deftypefn {Built-in Function} {} realmax\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3870 @deftypefnx {Built-in Function} {} realmax (@var{n})\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3871 @deftypefnx {Built-in Function} {} realmax (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3872 @deftypefnx {Built-in Function} {} realmax (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3873 @deftypefnx {Built-in Function} {} realmax (@dots{}, @var{class})\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3874 Return a scalar, matrix or N-dimensional array whose elements are all equal\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3875 to the largest floating point number that is representable. The actual\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3876 value is system dependent. On machines that support IEEE\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3877 floating point arithmetic, @code{realmax} is approximately\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3878 @tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3879 $1.7977\\times10^{308}$ for double precision and $3.4028\\times10^{38}$\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3880 @end tex\n\
8517
81d6ab3ac93c Allow documentation tobe built for other formats than tex and info
sh@sh-laptop
parents: 8487
diff changeset
3881 @ifnottex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3882 1.7977e+308 for double precision and 3.4028e+38\n\
8517
81d6ab3ac93c Allow documentation tobe built for other formats than tex and info
sh@sh-laptop
parents: 8487
diff changeset
3883 @end ifnottex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3884 for single precision.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3885 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3886 When called with no arguments, return a scalar with the value\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3887 @code{realmax(\"double\")}.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3888 When called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3889 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3890 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3891 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3892 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3893 either \"double\" or \"single\".\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3894 @seealso{realmin, intmax, bitmax}\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3895 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3896 {
7795
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3897 return fill_matrix (args, DBL_MAX, FLT_MAX, "realmax");
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3898 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3899
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3900 DEFUN (realmin, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3901 "-*- texinfo -*-\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3902 @deftypefn {Built-in Function} {} realmin\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3903 @deftypefnx {Built-in Function} {} realmin (@var{n})\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3904 @deftypefnx {Built-in Function} {} realmin (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3905 @deftypefnx {Built-in Function} {} realmin (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3906 @deftypefnx {Built-in Function} {} realmin (@dots{}, @var{class})\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3907 Return a scalar, matrix or N-dimensional array whose elements are all equal\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3908 to the smallest normalized floating point number that is representable.\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3909 The actual value is system dependent. On machines that support\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3910 IEEE floating point arithmetic, @code{realmin} is approximately\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3911 @tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3912 $2.2251\\times10^{-308}$ for double precision and $1.1755\\times10^{-38}$\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3913 @end tex\n\
8517
81d6ab3ac93c Allow documentation tobe built for other formats than tex and info
sh@sh-laptop
parents: 8487
diff changeset
3914 @ifnottex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3915 2.2251e-308 for double precision and 1.1755e-38\n\
8517
81d6ab3ac93c Allow documentation tobe built for other formats than tex and info
sh@sh-laptop
parents: 8487
diff changeset
3916 @end ifnottex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3917 for single precision.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3918 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3919 When called with no arguments, return a scalar with the value\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3920 @code{realmin(\"double\")}.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3921 When called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3922 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3923 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3924 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3925 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3926 either \"double\" or \"single\".\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3927 @seealso{realmax, intmin}\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3928 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3929 {
7795
df9519e9990c Handle single precision eps values
David Bateman <dbateman@free.fr>
parents: 7789
diff changeset
3930 return fill_matrix (args, DBL_MIN, FLT_MIN, "realmin");
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3931 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3932
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3933 DEFUN (I, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3934 "-*- texinfo -*-\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3935 @deftypefn {Built-in Function} {} I\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3936 @deftypefnx {Built-in Function} {} I (@var{n})\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3937 @deftypefnx {Built-in Function} {} I (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3938 @deftypefnx {Built-in Function} {} I (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3939 @deftypefnx {Built-in Function} {} I (@dots{}, @var{class})\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3940 Return a scalar, matrix, or N-dimensional array whose elements are all equal\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3941 to the pure imaginary unit, defined as\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3942 @tex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3943 $\\sqrt{-1}$.\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3944 @end tex\n\
8517
81d6ab3ac93c Allow documentation tobe built for other formats than tex and info
sh@sh-laptop
parents: 8487
diff changeset
3945 @ifnottex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3946 @code{sqrt (-1)}.\n\
8517
81d6ab3ac93c Allow documentation tobe built for other formats than tex and info
sh@sh-laptop
parents: 8487
diff changeset
3947 @end ifnottex\n\
9197
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3948 I, and its equivalents i, J, and j, are functions so any of the names may\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3949 be reused for other purposes (such as i for a counter variable).\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3950 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3951 When called with no arguments, return a scalar with the value @math{i}. When\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3952 called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3953 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3954 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3955 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3956 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi
Rik <rdrider0-list@yahoo.com>
parents: 9194
diff changeset
3957 either \"double\" or \"single\".\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3958 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3959 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3960 return fill_matrix (args, Complex (0.0, 1.0), "I");
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3961 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3962
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3963 DEFALIAS (i, I);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3964 DEFALIAS (J, I);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3965 DEFALIAS (j, I);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3966
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3967 DEFUN (NA, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3968 "-*- texinfo -*-\n\
9308
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3969 @deftypefn {Built-in Function} {} NA\n\
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3970 @deftypefnx {Built-in Function} {} NA (@var{n})\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3971 @deftypefnx {Built-in Function} {} NA (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3972 @deftypefnx {Built-in Function} {} NA (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3973 @deftypefnx {Built-in Function} {} NA (@dots{}, @var{class})\n\
9308
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3974 Return a scalar, matrix, or N-dimensional array whose elements are all equal\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3975 to the special constant used to designate missing values.\n\
9308
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3976 \n\
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3977 Note that NA always compares not equal to NA (NA != NA).\n\
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3978 To find NA values, use the @code{isna} function.\n\
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3979 \n\
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3980 When called with no arguments, return a scalar with the value @samp{NA}.\n\
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3981 When called with a single argument, return a square matrix with the dimension\n\
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3982 specified. When called with more than one scalar argument the first two\n\
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3983 arguments are taken as the number of rows and columns and any further\n\
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3984 arguments specify additional matrix dimensions.\n\
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3985 The optional argument @var{class} specifies the return type and may be\n\
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3986 either \"double\" or \"single\".\n\
f2bf62f62286 Update documentation for NA and isna functions
Rik <rdrider0-list@yahoo.com>
parents: 9198
diff changeset
3987 @seealso{isna}\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3988 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3989 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
3990 return fill_matrix (args, lo_ieee_na_value (),
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
3991 lo_ieee_float_na_value (), "NA");
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3992 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
3993
7991
139f47cf17ab Change NA value to support single to double precision conversion
David Bateman <dbateman@free.fr>
parents: 7919
diff changeset
3994 /*
139f47cf17ab Change NA value to support single to double precision conversion
David Bateman <dbateman@free.fr>
parents: 7919
diff changeset
3995
139f47cf17ab Change NA value to support single to double precision conversion
David Bateman <dbateman@free.fr>
parents: 7919
diff changeset
3996 %!assert(single(NA('double')),NA('single'))
139f47cf17ab Change NA value to support single to double precision conversion
David Bateman <dbateman@free.fr>
parents: 7919
diff changeset
3997 %!assert(double(NA('single')),NA('double'))
139f47cf17ab Change NA value to support single to double precision conversion
David Bateman <dbateman@free.fr>
parents: 7919
diff changeset
3998
139f47cf17ab Change NA value to support single to double precision conversion
David Bateman <dbateman@free.fr>
parents: 7919
diff changeset
3999 */
139f47cf17ab Change NA value to support single to double precision conversion
David Bateman <dbateman@free.fr>
parents: 7919
diff changeset
4000
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4001 DEFUN (false, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4002 "-*- texinfo -*-\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4003 @deftypefn {Built-in Function} {} false (@var{x})\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4004 @deftypefnx {Built-in Function} {} false (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4005 @deftypefnx {Built-in Function} {} false (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4006 Return a matrix or N-dimensional array whose elements are all logical 0.\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4007 If invoked with a single scalar integer argument, return a square\n\
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4008 matrix of the specified size. If invoked with two or more scalar\n\
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4009 integer arguments, or a vector of integer values, return an array with\n\
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4010 given dimensions.\n\
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4011 @seealso{true}\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4012 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4013 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4014 return fill_matrix (args, false, "false");
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4015 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4016
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4017 DEFUN (true, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4018 "-*- texinfo -*-\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4019 @deftypefn {Built-in Function} {} true (@var{x})\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4020 @deftypefnx {Built-in Function} {} true (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4021 @deftypefnx {Built-in Function} {} true (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4022 Return a matrix or N-dimensional array whose elements are all logical 1.\n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4023 If invoked with a single scalar integer argument, return a square\n\
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4024 matrix of the specified size. If invoked with two or more scalar\n\
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4025 integer arguments, or a vector of integer values, return an array with\n\
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4026 given dimensions.\n\
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4027 @seealso{false}\n\
5747
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4028 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4029 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe]
jwe
parents: 5734
diff changeset
4030 return fill_matrix (args, true, "true");
3354
87721841efd7 [project @ 1999-11-17 19:06:11 by jwe]
jwe
parents: 3333
diff changeset
4031 }
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
4032
4946
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4033 template <class MT>
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4034 octave_value
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4035 identity_matrix (int nr, int nc)
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4036 {
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4037 octave_value retval;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4038
9685
e793865ede63 implement builtin_type
Jaroslav Hajek <highegg@gmail.com>
parents: 9658
diff changeset
4039 typename MT::element_type one (1);
4946
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4040
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4041 if (nr == 1 && nc == 1)
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4042 retval = one;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4043 else
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4044 {
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4045 dim_vector dims (nr, nc);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4046
9685
e793865ede63 implement builtin_type
Jaroslav Hajek <highegg@gmail.com>
parents: 9658
diff changeset
4047 typename MT::element_type zero (0);
4946
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4048
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4049 MT m (dims, zero);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4050
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4051 if (nr > 0 && nc > 0)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4052 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4053 int n = std::min (nr, nc);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4054
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4055 for (int i = 0; i < n; i++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4056 m(i,i) = one;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4057 }
4946
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4058
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4059 retval = m;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4060 }
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4061
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4062 return retval;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4063 }
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4064
5058
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe]
jwe
parents: 5013
diff changeset
4065 #define INSTANTIATE_EYE(T) \
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe]
jwe
parents: 5013
diff changeset
4066 template octave_value identity_matrix<T> (int, int)
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe]
jwe
parents: 5013
diff changeset
4067
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe]
jwe
parents: 5013
diff changeset
4068 INSTANTIATE_EYE (int8NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe]
jwe
parents: 5013
diff changeset
4069 INSTANTIATE_EYE (uint8NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe]
jwe
parents: 5013
diff changeset
4070 INSTANTIATE_EYE (int16NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe]
jwe
parents: 5013
diff changeset
4071 INSTANTIATE_EYE (uint16NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe]
jwe
parents: 5013
diff changeset
4072 INSTANTIATE_EYE (int32NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe]
jwe
parents: 5013
diff changeset
4073 INSTANTIATE_EYE (uint32NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe]
jwe
parents: 5013
diff changeset
4074 INSTANTIATE_EYE (int64NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe]
jwe
parents: 5013
diff changeset
4075 INSTANTIATE_EYE (uint64NDArray);
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7743
diff changeset
4076 INSTANTIATE_EYE (FloatNDArray);
5058
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe]
jwe
parents: 5013
diff changeset
4077 INSTANTIATE_EYE (NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe]
jwe
parents: 5013
diff changeset
4078 INSTANTIATE_EYE (boolNDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe]
jwe
parents: 5013
diff changeset
4079
4945
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4080 static octave_value
4948
7124436476cb [project @ 2004-08-31 17:57:21 by jwe]
jwe
parents: 4947
diff changeset
4081 identity_matrix (int nr, int nc, oct_data_conv::data_type dt)
4945
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4082 {
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4083 octave_value retval;
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4084
5775
ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe]
jwe
parents: 5747
diff changeset
4085 // FIXME -- perhaps this should be made extensible by using
4946
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4086 // the class name to lookup a function to call to create the new
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4087 // value.
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4088
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4089 if (! error_state)
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4090 {
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4091 switch (dt)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4092 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4093 case oct_data_conv::dt_int8:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4094 retval = identity_matrix<int8NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4095 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4096
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4097 case oct_data_conv::dt_uint8:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4098 retval = identity_matrix<uint8NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4099 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4100
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4101 case oct_data_conv::dt_int16:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4102 retval = identity_matrix<int16NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4103 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4104
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4105 case oct_data_conv::dt_uint16:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4106 retval = identity_matrix<uint16NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4107 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4108
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4109 case oct_data_conv::dt_int32:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4110 retval = identity_matrix<int32NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4111 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4112
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4113 case oct_data_conv::dt_uint32:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4114 retval = identity_matrix<uint32NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4115 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4116
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4117 case oct_data_conv::dt_int64:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4118 retval = identity_matrix<int64NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4119 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4120
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4121 case oct_data_conv::dt_uint64:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4122 retval = identity_matrix<uint64NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4123 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4124
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4125 case oct_data_conv::dt_single:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4126 retval = FloatDiagMatrix (nr, nc, 1.0f);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4127 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4128
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4129 case oct_data_conv::dt_double:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4130 retval = DiagMatrix (nr, nc, 1.0);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4131 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4132
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4133 case oct_data_conv::dt_logical:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4134 retval = identity_matrix<boolNDArray> (nr, nc);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4135 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4136
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4137 default:
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4138 error ("eye: invalid class name");
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4139 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4140 }
4945
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4141 }
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4142
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4143 return retval;
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4144 }
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4145
4946
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4146 #undef INT_EYE_MATRIX
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe]
jwe
parents: 4945
diff changeset
4147
1957
0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe]
jwe
parents: 1940
diff changeset
4148 DEFUN (eye, args, ,
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4149 "-*- texinfo -*-\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4150 @deftypefn {Built-in Function} {} eye (@var{n})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4151 @deftypefnx {Built-in Function} {} eye (@var{m}, @var{n})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4152 @deftypefnx {Built-in Function} {} eye ([@var{m} @var{n}])\n\
4948
7124436476cb [project @ 2004-08-31 17:57:21 by jwe]
jwe
parents: 4947
diff changeset
4153 @deftypefnx {Built-in Function} {} eye (@dots{}, @var{class})\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4154 Return an identity matrix. If invoked with a single scalar argument @var{n},\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4155 return a square @nospell{NxN} identity matrix. If\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4156 supplied two scalar arguments (@var{m}, @var{n}), @code{eye} takes them to be\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4157 the number of rows and columns. If given a vector with two elements,\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4158 @code{eye} uses the values of the elements as the number of rows and columns,\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
4159 respectively. For example:\n\
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4160 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4161 @example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4162 @group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4163 eye (3)\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4164 @result{} 1 0 0\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4165 0 1 0\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4166 0 0 1\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4167 @end group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4168 @end example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4169 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4170 The following expressions all produce the same result:\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4171 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4172 @example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4173 @group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4174 eye (2)\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4175 @equiv{}\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4176 eye (2, 2)\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4177 @equiv{}\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4178 eye (size ([1, 2; 3, 4])\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4179 @end group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4180 @end example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4181 \n\
4945
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4182 The optional argument @var{class}, allows @code{eye} to return an array of\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4183 the specified type, like\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4184 \n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4185 @example\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4186 val = zeros (n,m, \"uint8\")\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4187 @end example\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4188 \n\
6556
8810bbf321ce [project @ 2007-04-20 18:39:40 by jwe]
jwe
parents: 6518
diff changeset
4189 Calling @code{eye} with no arguments is equivalent to calling it\n\
12905
f7a8d1dafda3 Let rand accept negative dimensions (bug #33301)
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents: 12886
diff changeset
4190 with an argument of 1. Any negative dimensions are treated as zero. \n\
f7a8d1dafda3 Let rand accept negative dimensions (bug #33301)
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents: 12886
diff changeset
4191 These odd definitions are for compatibility with @sc{matlab}.\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4192 @seealso{speye}\n\
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4193 @end deftypefn")
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
4194 {
3354
87721841efd7 [project @ 1999-11-17 19:06:11 by jwe]
jwe
parents: 3333
diff changeset
4195 octave_value retval;
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
4196
4948
7124436476cb [project @ 2004-08-31 17:57:21 by jwe]
jwe
parents: 4947
diff changeset
4197 int nargin = args.length ();
4945
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4198
4948
7124436476cb [project @ 2004-08-31 17:57:21 by jwe]
jwe
parents: 4947
diff changeset
4199 oct_data_conv::data_type dt = oct_data_conv::dt_double;
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
4200
4945
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4201 // Check for type information.
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4202
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4203 if (nargin > 0 && args(nargin-1).is_string ())
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4204 {
4948
7124436476cb [project @ 2004-08-31 17:57:21 by jwe]
jwe
parents: 4947
diff changeset
4205 std::string nm = args(nargin-1).string_value ();
4945
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4206 nargin--;
4948
7124436476cb [project @ 2004-08-31 17:57:21 by jwe]
jwe
parents: 4947
diff changeset
4207
7124436476cb [project @ 2004-08-31 17:57:21 by jwe]
jwe
parents: 4947
diff changeset
4208 dt = oct_data_conv::string_to_data_type (nm);
7124436476cb [project @ 2004-08-31 17:57:21 by jwe]
jwe
parents: 4947
diff changeset
4209
7124436476cb [project @ 2004-08-31 17:57:21 by jwe]
jwe
parents: 4947
diff changeset
4210 if (error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4211 return retval;
4945
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4212 }
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe]
jwe
parents: 4915
diff changeset
4213
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
4214 switch (nargin)
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
4215 {
712
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 649
diff changeset
4216 case 0:
4948
7124436476cb [project @ 2004-08-31 17:57:21 by jwe]
jwe
parents: 4947
diff changeset
4217 retval = identity_matrix (1, 1, dt);
712
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 649
diff changeset
4218 break;
777
a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe]
jwe
parents: 767
diff changeset
4219
610
14b2a186a5c0 [project @ 1994-08-14 00:55:49 by jwe]
jwe
parents: 597
diff changeset
4220 case 1:
3354
87721841efd7 [project @ 1999-11-17 19:06:11 by jwe]
jwe
parents: 3333
diff changeset
4221 {
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4222 octave_idx_type nr, nc;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4223 get_dimensions (args(0), "eye", nr, nc);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4224
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4225 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4226 retval = identity_matrix (nr, nc, dt);
3354
87721841efd7 [project @ 1999-11-17 19:06:11 by jwe]
jwe
parents: 3333
diff changeset
4227 }
610
14b2a186a5c0 [project @ 1994-08-14 00:55:49 by jwe]
jwe
parents: 597
diff changeset
4228 break;
777
a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe]
jwe
parents: 767
diff changeset
4229
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
4230 case 2:
3354
87721841efd7 [project @ 1999-11-17 19:06:11 by jwe]
jwe
parents: 3333
diff changeset
4231 {
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4232 octave_idx_type nr, nc;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4233 get_dimensions (args(0), args(1), "eye", nr, nc);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4234
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4235 if (! error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4236 retval = identity_matrix (nr, nc, dt);
3354
87721841efd7 [project @ 1999-11-17 19:06:11 by jwe]
jwe
parents: 3333
diff changeset
4237 }
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
4238 break;
777
a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe]
jwe
parents: 767
diff changeset
4239
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
4240 default:
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
4241 print_usage ();
523
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
4242 break;
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
4243 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
4244
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
4245 return retval;
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
4246 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe]
jwe
parents:
diff changeset
4247
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4248
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4249 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4250
8459
d17874a6f161 improve indexing of diagonal & permutation matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 8458
diff changeset
4251 %!assert (full (eye(3)), [1, 0, 0; 0, 1, 0; 0, 0, 1]);
d17874a6f161 improve indexing of diagonal & permutation matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 8458
diff changeset
4252 %!assert (full (eye(2, 3)), [1, 0, 0; 0, 1, 0]);
d17874a6f161 improve indexing of diagonal & permutation matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 8458
diff changeset
4253
d17874a6f161 improve indexing of diagonal & permutation matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 8458
diff changeset
4254 %!assert (full (eye(3,'single')), single([1, 0, 0; 0, 1, 0; 0, 0, 1]));
d17874a6f161 improve indexing of diagonal & permutation matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 8458
diff changeset
4255 %!assert (full (eye(2, 3,'single')), single([1, 0, 0; 0, 1, 0]));
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4256
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4257 %!assert (eye(3,'int8'), int8([1, 0, 0; 0, 1, 0; 0, 0, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4258 %!assert (eye(2, 3,'int8'), int8([1, 0, 0; 0, 1, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4259
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4260 %!error <Invalid call to eye.*> eye (1, 2, 3);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4261
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4262 */
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4263
9658
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4264 template <class MT>
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
4265 static octave_value
9658
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4266 do_linspace (const octave_value& base, const octave_value& limit,
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4267 octave_idx_type n)
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4268 {
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4269 typedef typename MT::column_vector_type CVT;
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4270 typedef typename MT::element_type T;
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4271
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4272 octave_value retval;
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4273
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4274 if (base.is_scalar_type ())
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4275 {
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4276 T bs = octave_value_extract<T> (base);
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4277 if (limit.is_scalar_type ())
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4278 {
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4279 T ls = octave_value_extract<T> (limit);
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4280 retval = linspace (bs, ls, n);
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4281 }
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4282 else
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4283 {
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4284 CVT lv = octave_value_extract<CVT> (limit);
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4285 CVT bv (lv.length (), bs);
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4286 retval = linspace (bv, lv, n);
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4287 }
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4288 }
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4289 else
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4290 {
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4291 CVT bv = octave_value_extract<CVT> (base);
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4292 if (limit.is_scalar_type ())
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4293 {
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4294 T ls = octave_value_extract<T> (limit);
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4295 CVT lv (bv.length (), ls);
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4296 retval = linspace (bv, lv, n);
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4297 }
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4298 else
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4299 {
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4300 CVT lv = octave_value_extract<CVT> (limit);
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4301 retval = linspace (bv, lv, n);
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4302 }
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4303 }
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4304
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4305 return retval;
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4306 }
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4307
1957
0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe]
jwe
parents: 1940
diff changeset
4308 DEFUN (linspace, args, ,
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4309 "-*- texinfo -*-\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4310 @deftypefn {Built-in Function} {} linspace (@var{base}, @var{limit})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4311 @deftypefnx {Built-in Function} {} linspace (@var{base}, @var{limit}, @var{n})\n\
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4312 Return a row vector with @var{n} linearly spaced elements between\n\
6630
0fcc8d65b571 [project @ 2007-05-16 15:32:09 by jwe]
jwe
parents: 6561
diff changeset
4313 @var{base} and @var{limit}. If the number of elements is greater than one,\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4314 then the endpoints @var{base} and @var{limit} are always included in\n\
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4315 the range. If @var{base} is greater than @var{limit}, the elements are\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4316 stored in decreasing order. If the number of points is not specified, a\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4317 value of 100 is used.\n\
1100
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4318 \n\
9658
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4319 The @code{linspace} function always returns a row vector if both\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4320 @var{base} and @var{limit} are scalars. If one, or both, of them are column\n\
9658
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4321 vectors, @code{linspace} returns a matrix.\n\
6630
0fcc8d65b571 [project @ 2007-05-16 15:32:09 by jwe]
jwe
parents: 6561
diff changeset
4322 \n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4323 For compatibility with @sc{matlab}, return the second argument (@var{limit})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4324 if fewer than two values are requested.\n\
3369
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe]
jwe
parents: 3361
diff changeset
4325 @end deftypefn")
1100
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4326 {
3418
ca92c9d3f882 [project @ 2000-01-12 03:07:47 by jwe]
jwe
parents: 3373
diff changeset
4327 octave_value retval;
1100
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4328
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4329 int nargin = args.length ();
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4330
6133
e0065af38cf4 [project @ 2006-11-02 03:33:50 by jwe]
jwe
parents: 5991
diff changeset
4331 octave_idx_type npoints = 100;
1100
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4332
1940
1b193e313c56 [project @ 1996-02-13 16:28:47 by jwe]
jwe
parents: 1884
diff changeset
4333 if (nargin != 2 && nargin != 3)
1b193e313c56 [project @ 1996-02-13 16:28:47 by jwe]
jwe
parents: 1884
diff changeset
4334 {
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
4335 print_usage ();
1940
1b193e313c56 [project @ 1996-02-13 16:28:47 by jwe]
jwe
parents: 1884
diff changeset
4336 return retval;
1b193e313c56 [project @ 1996-02-13 16:28:47 by jwe]
jwe
parents: 1884
diff changeset
4337 }
1b193e313c56 [project @ 1996-02-13 16:28:47 by jwe]
jwe
parents: 1884
diff changeset
4338
1100
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4339 if (nargin == 3)
6133
e0065af38cf4 [project @ 2006-11-02 03:33:50 by jwe]
jwe
parents: 5991
diff changeset
4340 npoints = args(2).idx_type_value ();
1100
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4341
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4342 if (! error_state)
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4343 {
3322
8c6b4de3bdc8 [project @ 1999-10-26 21:33:27 by jwe]
jwe
parents: 3321
diff changeset
4344 octave_value arg_1 = args(0);
8c6b4de3bdc8 [project @ 1999-10-26 21:33:27 by jwe]
jwe
parents: 3321
diff changeset
4345 octave_value arg_2 = args(1);
1100
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4346
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7743
diff changeset
4347 if (arg_1.is_single_type () || arg_2.is_single_type ())
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4348 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4349 if (arg_1.is_complex_type () || arg_2.is_complex_type ())
9658
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4350 retval = do_linspace<FloatComplexMatrix> (arg_1, arg_2, npoints);
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4351 else
9658
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4352 retval = do_linspace<FloatMatrix> (arg_1, arg_2, npoints);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
4353
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4354 }
1100
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4355 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4356 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4357 if (arg_1.is_complex_type () || arg_2.is_complex_type ())
9658
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4358 retval = do_linspace<ComplexMatrix> (arg_1, arg_2, npoints);
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4359 else
9658
3429c956de6f extend linspace & fix up liboctave rewrite
Jaroslav Hajek <highegg@gmail.com>
parents: 9562
diff changeset
4360 retval = do_linspace<Matrix> (arg_1, arg_2, npoints);
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4361 }
1100
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4362 }
4732
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe]
jwe
parents: 4685
diff changeset
4363 else
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
4364 error ("linspace: N must be an integer");
1100
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4365
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4366 return retval;
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4367 }
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe]
jwe
parents: 1032
diff changeset
4368
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4369
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4370 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4371
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4372 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4373 %! x1 = linspace (1, 2);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4374 %! x2 = linspace (1, 2, 10);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4375 %! x3 = linspace (1, -2, 10);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4376 %! assert((size (x1) == [1, 100] && x1(1) == 1 && x1(100) == 2
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4377 %! && size (x2) == [1, 10] && x2(1) == 1 && x2(10) == 2
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4378 %! && size (x3) == [1, 10] && x3(1) == 1 && x3(10) == -2));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4379
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4380
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4381 % assert(linspace ([1, 2; 3, 4], 5, 6), linspace (1, 5, 6));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4382
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4383 %!error <Invalid call to linspace.*> linspace ();
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4384 %!error <Invalid call to linspace.*> linspace (1, 2, 3, 4);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4385
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4386 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4387 %! fail("linspace ([1, 2; 3, 4], 5, 6)","warning");
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4388
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4389 */
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4390
5775
ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe]
jwe
parents: 5747
diff changeset
4391 // FIXME -- should accept dimensions as separate args for N-d
5734
a7d2c47371d2 [project @ 2006-04-04 18:29:13 by jwe]
jwe
parents: 5731
diff changeset
4392 // arrays as well as 1-d and 2-d arrays.
a7d2c47371d2 [project @ 2006-04-04 18:29:13 by jwe]
jwe
parents: 5731
diff changeset
4393
5731
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4394 DEFUN (resize, args, ,
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4395 "-*- texinfo -*-\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
4396 @deftypefn {Built-in Function} {} resize (@var{x}, @var{m})\n\
8799
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4397 @deftypefnx {Built-in Function} {} resize (@var{x}, @var{m}, @var{n}, @dots{})\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4398 @deftypefnx {Built-in Function} {} resize (@var{x}, [@var{m} @var{n} @dots{}])\n\
8799
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4399 Resize @var{x} cutting off elements as necessary.\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4400 \n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4401 In the result, element with certain indices is equal to the corresponding\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4402 element of @var{x} if the indices are within the bounds of @var{x};\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4403 otherwise, the element is set to zero.\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4404 \n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4405 In other words, the statement\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4406 \n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4407 @example\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4408 y = resize (x, dv);\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4409 @end example\n\
6174
d3c599afc455 [project @ 2006-11-16 17:52:02 by jwe]
jwe
parents: 6156
diff changeset
4410 \n\
8799
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4411 @noindent\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4412 is equivalent to the following code:\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4413 \n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4414 @example\n\
9064
7c02ec148a3c Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents: 9041
diff changeset
4415 @group\n\
8799
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4416 y = zeros (dv, class (x));\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4417 sz = min (dv, size (x));\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4418 for i = 1:length (sz), idx@{i@} = 1:sz(i); endfor\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4419 y(idx@{:@}) = x(idx@{:@});\n\
9064
7c02ec148a3c Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents: 9041
diff changeset
4420 @end group\n\
8799
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4421 @end example\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4422 \n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4423 @noindent\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4424 but is performed more efficiently.\n\
6174
d3c599afc455 [project @ 2006-11-16 17:52:02 by jwe]
jwe
parents: 6156
diff changeset
4425 \n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4426 If only @var{m} is supplied, and it is a scalar, the dimension of the\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4427 result is @var{m}-by-@var{m}.\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4428 If @var{m}, @var{n}, @dots{} are all scalars, then the dimensions of\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4429 the result are @var{m}-by-@var{n}-by-@dots{}.\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4430 If given a vector as input, then the\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4431 dimensions of the result are given by the elements of that vector.\n\
8799
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4432 \n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4433 An object can be resized to more dimensions than it has;\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4434 in such case the missing dimensions are assumed to be 1.\n\
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4435 Resizing an object to fewer dimensions is not possible.\n\
8433
3292bd1bbaa4 Cross reference between postpad and resize
Francesco Potortì <pot@gnu.org>
parents: 8429
diff changeset
4436 @seealso{reshape, postpad}\n\
5731
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4437 @end deftypefn")
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4438 {
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4439 octave_value retval;
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4440 int nargin = args.length ();
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4441
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4442 if (nargin == 2)
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4443 {
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4444 Array<double> vec = args(1).vector_value ();
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4445 int ndim = vec.length ();
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4446 if (ndim == 1)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4447 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4448 octave_idx_type m = static_cast<octave_idx_type> (vec(0));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4449 retval = args(0);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4450 retval = retval.resize (dim_vector (m, m), true);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4451 }
5731
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4452 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4453 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4454 dim_vector dv;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4455 dv.resize (ndim);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4456 for (int i = 0; i < ndim; i++)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4457 dv(i) = static_cast<octave_idx_type> (vec(i));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4458 retval = args(0);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4459 retval = retval.resize (dv, true);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4460 }
5731
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4461 }
8799
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4462 else if (nargin > 2)
5731
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4463 {
8799
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4464 dim_vector dv;
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4465 dv.resize (nargin - 1);
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4466 for (octave_idx_type i = 1; i < nargin; i++)
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4467 dv(i-1) = static_cast<octave_idx_type> (args(i).scalar_value ());
5731
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4468 if (!error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4469 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4470 retval = args(0);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4471 retval = retval.resize (dv, true);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4472 }
8799
f6dc6eb57045 improve resize & resize on assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 8780
diff changeset
4473
5731
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4474 }
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4475 else
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
4476 print_usage ();
5731
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4477 return retval;
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4478 }
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe]
jwe
parents: 5724
diff changeset
4479
5775
ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe]
jwe
parents: 5747
diff changeset
4480 // FIXME -- should use octave_idx_type for dimensions.
5734
a7d2c47371d2 [project @ 2006-04-04 18:29:13 by jwe]
jwe
parents: 5731
diff changeset
4481
4567
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4482 DEFUN (reshape, args, ,
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4483 "-*- texinfo -*-\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4484 @deftypefn {Built-in Function} {} reshape (@var{A}, @var{m}, @var{n}, @dots{})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4485 @deftypefnx {Built-in Function} {} reshape (@var{A}, [@var{m} @var{n} @dots{}])\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4486 @deftypefnx {Built-in Function} {} reshape (@var{A}, @dots{}, [], @dots{})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4487 @deftypefnx {Built-in Function} {} reshape (@var{A}, @var{size})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4488 Return a matrix with the specified dimensions (@var{m}, @var{n}, @dots{})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4489 whose elements are taken from the matrix @var{A}. The elements of the\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4490 matrix are accessed in column-major order (like Fortran arrays are stored).\n\
4567
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4491 \n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4492 The following code demonstrates reshaping a 1x4 row vector into a 2x2 square\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4493 matrix.\n\
4567
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4494 \n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4495 @example\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4496 @group\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4497 reshape ([1, 2, 3, 4], 2, 2)\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4498 @result{} 1 3\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4499 2 4\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4500 @end group\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4501 @end example\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4502 \n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4503 @noindent\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4504 Note that the total number of elements in the original\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4505 matrix (@code{prod (size (@var{A}))}) must match the total number of elements\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4506 in the new matrix (@code{prod ([@var{m} @var{n} @dots{}])}).\n\
5013
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe]
jwe
parents: 4986
diff changeset
4507 \n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4508 A single dimension of the return matrix may be left unspecified and Octave\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4509 will determine its size automatically. An empty matrix ([]) is used to flag\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4510 the unspecified dimension.\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4511 @seealso{resize}\n\
4567
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4512 @end deftypefn")
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4513 {
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4514 octave_value retval;
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4515
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4516 int nargin = args.length ();
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4517
10693
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4518 dim_vector new_dims;
4567
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4519
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4520 if (nargin == 2)
10693
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4521 {
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4522 Array<octave_idx_type> new_size = args(1).octave_idx_type_vector_value ();
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4523
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4524 new_dims = dim_vector::alloc (new_size.length ());
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4525
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4526 for (octave_idx_type i = 0; i < new_size.length (); i++)
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4527 {
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4528 if (new_size(i) < 0)
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4529 {
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
4530 error ("reshape: SIZE must be non-negative");
10693
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4531 break;
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4532 }
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4533 else
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4534 new_dims(i) = new_size(i);
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4535 }
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4536 }
4567
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4537 else if (nargin > 2)
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4538 {
10693
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4539 new_dims = dim_vector::alloc (nargin-1);
5013
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe]
jwe
parents: 4986
diff changeset
4540 int empty_dim = -1;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
4541
4567
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4542 for (int i = 1; i < nargin; i++)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4543 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4544 if (args(i).is_empty ())
10693
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4545 {
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4546 if (empty_dim > 0)
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4547 {
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4548 error ("reshape: only a single dimension can be unknown");
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4549 break;
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4550 }
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4551 else
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4552 {
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4553 empty_dim = i;
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4554 new_dims(i-1) = 1;
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4555 }
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4556 }
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4557 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4558 {
10693
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4559 new_dims(i-1) = args(i).idx_type_value ();
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4560
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4561 if (error_state)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4562 break;
10693
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4563 else if (new_dims(i-1) < 0)
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4564 {
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
4565 error ("reshape: SIZE must be non-negative");
10693
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4566 break;
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4567 }
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4568 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4569 }
5013
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe]
jwe
parents: 4986
diff changeset
4570
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe]
jwe
parents: 4986
diff changeset
4571 if (! error_state && (empty_dim > 0))
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4572 {
10693
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4573 octave_idx_type nel = new_dims.numel ();
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4574
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4575 if (nel == 0)
10693
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4576 new_dims(empty_dim-1) = 0;
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4577 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4578 {
10693
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4579 octave_idx_type a_nel = args(0).numel ();
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4580 octave_idx_type size_empty_dim = a_nel / nel;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
4581
10693
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4582 if (a_nel != size_empty_dim * nel)
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
4583 error ("reshape: SIZE is not divisible by the product of known dimensions (= %d)", nel);
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4584 else
10693
d95a6e491a6c improve reshape
Jaroslav Hajek <highegg@gmail.com>
parents: 10687
diff changeset
4585 new_dims(empty_dim-1) = size_empty_dim;
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4586 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4587 }
4567
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4588 }
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4589 else
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4590 {
5823
080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe]
jwe
parents: 5798
diff changeset
4591 print_usage ();
4567
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4592 return retval;
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4593 }
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4594
10352
a3635bc1ea19 remove Array2
Jaroslav Hajek <highegg@gmail.com>
parents: 10350
diff changeset
4595 if (! error_state)
a3635bc1ea19 remove Array2
Jaroslav Hajek <highegg@gmail.com>
parents: 10350
diff changeset
4596 retval = args(0).reshape (new_dims);
4567
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4597
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4598 return retval;
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4599 }
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4565
diff changeset
4600
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4601 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4602
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4603 %!assert(size (reshape (ones (4, 4), 2, 8)), [2, 8])
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4604 %!assert(size (reshape (ones (4, 4), 8, 2)), [8, 2])
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4605 %!assert(size (reshape (ones (15, 4), 1, 60)), [1, 60])
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4606 %!assert(size (reshape (ones (15, 4), 60, 1)), [60, 1])
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4607
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4608 %!assert(size (reshape (ones (4, 4, 'single'), 2, 8)), [2, 8])
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4609 %!assert(size (reshape (ones (4, 4, 'single'), 8, 2)), [8, 2])
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4610 %!assert(size (reshape (ones (15, 4, 'single'), 1, 60)), [1, 60])
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4611 %!assert(size (reshape (ones (15, 4, 'single'), 60, 1)), [60, 1])
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4612
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4613 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4614 %! s.a = 1;
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4615 %! fail("reshape (s, 2, 3)");
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4616
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4617 %!error <Invalid call to reshape.*> reshape ();
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4618 %!error reshape (1, 2, 3, 4);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4619
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4620 */
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4621
10694
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4622 DEFUN (vec, args, ,
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4623 "-*- texinfo -*-\n\
12578
f5a780d675a1 Clean up operator and function indices in documentation.
Rik <octave@nomad.inbox5.com>
parents: 12575
diff changeset
4624 @deftypefn {Built-in Function} {@var{v} =} vec (@var{x})\n\
f5a780d675a1 Clean up operator and function indices in documentation.
Rik <octave@nomad.inbox5.com>
parents: 12575
diff changeset
4625 @deftypefnx {Built-in Function} {@var{v} =} vec (@var{x}, @var{dim})\n\
10694
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4626 Return the vector obtained by stacking the columns of the matrix @var{x}\n\
11402
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4627 one above the other. Without @var{dim} this is equivalent to\n\
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4628 @code{@var{x}(:)}. If @var{dim} is supplied, the dimensions of @var{v}\n\
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4629 are set to @var{dim} with all elements along the last dimension.\n\
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4630 This is equivalent to @code{shiftdim (@var{x}(:), 1-@var{dim})}.\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4631 @seealso{vech}\n\
10694
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4632 @end deftypefn")
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4633 {
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4634 octave_value retval;
11402
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4635 int dim = 1;
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4636
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4637 int nargin = args.length ();
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4638
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4639 if (nargin < 1 || nargin > 2)
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4640 print_usage () ;
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4641
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4642 if (! error_state && nargin == 2)
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4643 {
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4644 dim = args(1).idx_type_value ();
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4645
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4646 if (dim < 1)
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
4647 error ("vec: DIM must be greater than zero");
11402
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4648 }
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4649
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4650 if (! error_state)
10694
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4651 {
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4652 octave_value colon (octave_value::magic_colon_t);
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4653 octave_value arg = args(0);
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4654 retval = arg.single_subsref ("(", colon);
11402
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4655
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4656
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4657 if (! error_state && dim > 1)
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4658 {
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4659 dim_vector new_dims = dim_vector::alloc (dim);
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4660
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4661 for (int i = 0; i < dim-1; i++)
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4662 new_dims(i) = 1;
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4663
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4664 new_dims(dim-1) = retval.numel ();
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4665
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4666 retval = retval.reshape (new_dims);
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4667 }
10694
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4668 }
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4669
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4670 return retval;
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4671 }
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4672
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4673 /*
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4674
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4675 %!assert(vec ([1, 2; 3, 4]), [1; 3; 2; 4])
11402
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4676 %!assert(vec ([1, 3, 2, 4]), [1; 3; 2; 4]);
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4677 %!assert(vec ([1, 2, 3, 4], 2), [1, 2, 3, 4]);
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4678 %!assert(vec ([1, 2; 3, 4]), vec ([1, 2; 3, 4], 1));
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4679 %!assert(vec ([1, 2; 3, 4], 1), [1; 3; 2; 4]);
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4680 %!assert(vec ([1, 2; 3, 4], 2), [1, 3, 2, 4]);
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4681 %!assert(vec ([1, 3; 2, 4], 3), reshape ([1, 2, 3, 4], 1, 1, 4));
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4682 %!assert(vec ([1, 3; 2, 4], 3), shiftdim (vec ([1, 3; 2, 4]), -2));
10694
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4683
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4684 %!error vec ();
11402
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4685 %!error vec (1, 2, 3);
a9a3ee461b83 Add second argument to Fvec
Judd Storrs <jstorrs@gmail.com>
parents: 11357
diff changeset
4686 %!error vec ([1, 2; 3, 4], 0);
10694
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4687
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4688 */
d97165928d05 implement built-in vec()
Jaroslav Hajek <highegg@gmail.com>
parents: 10693
diff changeset
4689
4532
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe]
jwe
parents: 4516
diff changeset
4690 DEFUN (squeeze, args, ,
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe]
jwe
parents: 4516
diff changeset
4691 "-*- texinfo -*-\n\
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe]
jwe
parents: 4516
diff changeset
4692 @deftypefn {Built-in Function} {} squeeze (@var{x})\n\
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe]
jwe
parents: 4516
diff changeset
4693 Remove singleton dimensions from @var{x} and return the result.\n\
9064
7c02ec148a3c Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents: 9041
diff changeset
4694 Note that for compatibility with @sc{matlab}, all objects have\n\
7007
6304d9ea0a30 [project @ 2007-10-11 16:26:36 by jwe]
jwe
parents: 7001
diff changeset
4695 a minimum of two dimensions and row vectors are left unchanged.\n\
4532
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe]
jwe
parents: 4516
diff changeset
4696 @end deftypefn")
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe]
jwe
parents: 4516
diff changeset
4697 {
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe]
jwe
parents: 4516
diff changeset
4698 octave_value retval;
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe]
jwe
parents: 4516
diff changeset
4699
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe]
jwe
parents: 4516
diff changeset
4700 if (args.length () == 1)
4545
c16f153836a0 [project @ 2003-10-24 04:45:45 by jwe]
jwe
parents: 4532
diff changeset
4701 retval = args(0).squeeze ();
4532
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe]
jwe
parents: 4516
diff changeset
4702 else
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
4703 print_usage ();
4532
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe]
jwe
parents: 4516
diff changeset
4704
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe]
jwe
parents: 4516
diff changeset
4705 return retval;
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe]
jwe
parents: 4516
diff changeset
4706 }
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe]
jwe
parents: 4516
diff changeset
4707
8458
d254a21e0120 reimplement full as method of octave_base_value
Jaroslav Hajek <highegg@gmail.com>
parents: 8433
diff changeset
4708 DEFUN (full, args, ,
d254a21e0120 reimplement full as method of octave_base_value
Jaroslav Hajek <highegg@gmail.com>
parents: 8433
diff changeset
4709 "-*- texinfo -*-\n\
d254a21e0120 reimplement full as method of octave_base_value
Jaroslav Hajek <highegg@gmail.com>
parents: 8433
diff changeset
4710 @deftypefn {Loadable Function} {@var{FM} =} full (@var{SM})\n\
12575
d0b799dafede Grammarcheck files for 3.4.1 release.
Rik <octave@nomad.inbox5.com>
parents: 12571
diff changeset
4711 Return a full storage matrix from a sparse, diagonal, permutation matrix\n\
10846
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
4712 or a range.\n\
8458
d254a21e0120 reimplement full as method of octave_base_value
Jaroslav Hajek <highegg@gmail.com>
parents: 8433
diff changeset
4713 @seealso{sparse}\n\
d254a21e0120 reimplement full as method of octave_base_value
Jaroslav Hajek <highegg@gmail.com>
parents: 8433
diff changeset
4714 @end deftypefn")
d254a21e0120 reimplement full as method of octave_base_value
Jaroslav Hajek <highegg@gmail.com>
parents: 8433
diff changeset
4715 {
d254a21e0120 reimplement full as method of octave_base_value
Jaroslav Hajek <highegg@gmail.com>
parents: 8433
diff changeset
4716 octave_value retval;
d254a21e0120 reimplement full as method of octave_base_value
Jaroslav Hajek <highegg@gmail.com>
parents: 8433
diff changeset
4717
d254a21e0120 reimplement full as method of octave_base_value
Jaroslav Hajek <highegg@gmail.com>
parents: 8433
diff changeset
4718 if (args.length () == 1)
d254a21e0120 reimplement full as method of octave_base_value
Jaroslav Hajek <highegg@gmail.com>
parents: 8433
diff changeset
4719 retval = args(0).full_value ();
d254a21e0120 reimplement full as method of octave_base_value
Jaroslav Hajek <highegg@gmail.com>
parents: 8433
diff changeset
4720 else
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
4721 print_usage ();
8458
d254a21e0120 reimplement full as method of octave_base_value
Jaroslav Hajek <highegg@gmail.com>
parents: 8433
diff changeset
4722
d254a21e0120 reimplement full as method of octave_base_value
Jaroslav Hajek <highegg@gmail.com>
parents: 8433
diff changeset
4723 return retval;
d254a21e0120 reimplement full as method of octave_base_value
Jaroslav Hajek <highegg@gmail.com>
parents: 8433
diff changeset
4724 }
d254a21e0120 reimplement full as method of octave_base_value
Jaroslav Hajek <highegg@gmail.com>
parents: 8433
diff changeset
4725
6945
6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe]
jwe
parents: 6887
diff changeset
4726 // Compute various norms of the vector X.
6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe]
jwe
parents: 6887
diff changeset
4727
6953
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4728 DEFUN (norm, args, ,
6508
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe]
jwe
parents: 6401
diff changeset
4729 "-*- texinfo -*-\n\
12584
7ef7e20057fa Improve documentation strings in Linear Algebra chapter.
Rik <octave@nomad.inbox5.com>
parents: 12578
diff changeset
4730 @deftypefn {Built-in Function} {} norm (@var{A})\n\
7ef7e20057fa Improve documentation strings in Linear Algebra chapter.
Rik <octave@nomad.inbox5.com>
parents: 12578
diff changeset
4731 @deftypefnx {Built-in Function} {} norm (@var{A}, @var{p})\n\
7ef7e20057fa Improve documentation strings in Linear Algebra chapter.
Rik <octave@nomad.inbox5.com>
parents: 12578
diff changeset
4732 @deftypefnx {Built-in Function} {} norm (@var{A}, @var{p}, @var{opt})\n\
7ef7e20057fa Improve documentation strings in Linear Algebra chapter.
Rik <octave@nomad.inbox5.com>
parents: 12578
diff changeset
4733 Compute the p-norm of the matrix @var{A}. If the second argument is\n\
6953
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4734 missing, @code{p = 2} is assumed.\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4735 \n\
12584
7ef7e20057fa Improve documentation strings in Linear Algebra chapter.
Rik <octave@nomad.inbox5.com>
parents: 12578
diff changeset
4736 If @var{A} is a matrix (or sparse matrix):\n\
6953
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4737 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4738 @table @asis\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4739 @item @var{p} = @code{1}\n\
12584
7ef7e20057fa Improve documentation strings in Linear Algebra chapter.
Rik <octave@nomad.inbox5.com>
parents: 12578
diff changeset
4740 1-norm, the largest column sum of the absolute values of @var{A}.\n\
6953
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4741 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4742 @item @var{p} = @code{2}\n\
12584
7ef7e20057fa Improve documentation strings in Linear Algebra chapter.
Rik <octave@nomad.inbox5.com>
parents: 12578
diff changeset
4743 Largest singular value of @var{A}.\n\
6953
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4744 \n\
7189
e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman]
dbateman
parents: 7145
diff changeset
4745 @item @var{p} = @code{Inf} or @code{\"inf\"}\n\
6953
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4746 @cindex infinity norm\n\
12584
7ef7e20057fa Improve documentation strings in Linear Algebra chapter.
Rik <octave@nomad.inbox5.com>
parents: 12578
diff changeset
4747 Infinity norm, the largest row sum of the absolute values of @var{A}.\n\
6953
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4748 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4749 @item @var{p} = @code{\"fro\"}\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4750 @cindex Frobenius norm\n\
12584
7ef7e20057fa Improve documentation strings in Linear Algebra chapter.
Rik <octave@nomad.inbox5.com>
parents: 12578
diff changeset
4751 Frobenius norm of @var{A}, @code{sqrt (sum (diag (@var{A}' * @var{A})))}.\n\
8303
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4752 \n\
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4753 @item other @var{p}, @code{@var{p} > 1}\n\
12642
f96b9b9f141b doc: Periodic grammarcheck and spellcheck of documentation.
Rik <octave@nomad.inbox5.com>
parents: 12639
diff changeset
4754 @cindex general p-norm\n\
8303
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4755 maximum @code{norm (A*x, p)} such that @code{norm (x, p) == 1}\n\
6953
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4756 @end table\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4757 \n\
12584
7ef7e20057fa Improve documentation strings in Linear Algebra chapter.
Rik <octave@nomad.inbox5.com>
parents: 12578
diff changeset
4758 If @var{A} is a vector or a scalar:\n\
6953
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4759 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4760 @table @asis\n\
7189
e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman]
dbateman
parents: 7145
diff changeset
4761 @item @var{p} = @code{Inf} or @code{\"inf\"}\n\
12584
7ef7e20057fa Improve documentation strings in Linear Algebra chapter.
Rik <octave@nomad.inbox5.com>
parents: 12578
diff changeset
4762 @code{max (abs (@var{A}))}.\n\
6953
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4763 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4764 @item @var{p} = @code{-Inf}\n\
12584
7ef7e20057fa Improve documentation strings in Linear Algebra chapter.
Rik <octave@nomad.inbox5.com>
parents: 12578
diff changeset
4765 @code{min (abs (@var{A}))}.\n\
6953
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4766 \n\
7189
e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman]
dbateman
parents: 7145
diff changeset
4767 @item @var{p} = @code{\"fro\"}\n\
12584
7ef7e20057fa Improve documentation strings in Linear Algebra chapter.
Rik <octave@nomad.inbox5.com>
parents: 12578
diff changeset
4768 Frobenius norm of @var{A}, @code{sqrt (sumsq (abs (A)))}.\n\
7189
e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman]
dbateman
parents: 7145
diff changeset
4769 \n\
8303
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4770 @item @var{p} = 0\n\
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4771 Hamming norm - the number of nonzero elements.\n\
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4772 \n\
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4773 @item other @var{p}, @code{@var{p} > 1}\n\
12584
7ef7e20057fa Improve documentation strings in Linear Algebra chapter.
Rik <octave@nomad.inbox5.com>
parents: 12578
diff changeset
4774 p-norm of @var{A}, @code{(sum (abs (@var{A}) .^ @var{p})) ^ (1/@var{p})}.\n\
8303
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4775 \n\
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4776 @item other @var{p} @code{@var{p} < 1}\n\
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4777 the p-pseudonorm defined as above.\n\
6953
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4778 @end table\n\
8303
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4779 \n\
10687
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4780 If @var{opt} is the value @code{\"rows\"}, treat each row as a vector and\n\
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4781 compute its norm. The result is returned as a column vector.\n\
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4782 Similarly, if @var{opt} is @code{\"columns\"} or @code{\"cols\"} then compute\n\
a8ce6bdecce5 Improve documentation strings.
Rik <octave@nomad.inbox5.com>
parents: 10682
diff changeset
4783 the norms of each column and return a row vector.\n\
6953
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4784 @seealso{cond, svd}\n\
6508
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe]
jwe
parents: 6401
diff changeset
4785 @end deftypefn")
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe]
jwe
parents: 6401
diff changeset
4786 {
6953
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4787 octave_value_list retval;
6508
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe]
jwe
parents: 6401
diff changeset
4788
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe]
jwe
parents: 6401
diff changeset
4789 int nargin = args.length ();
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe]
jwe
parents: 6401
diff changeset
4790
8303
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4791 if (nargin >= 1 && nargin <= 3)
6508
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe]
jwe
parents: 6401
diff changeset
4792 {
6953
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4793 octave_value x_arg = args(0);
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe]
jwe
parents: 6945
diff changeset
4794
10185
455759a5fcbe fix norm and svd on empty matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 10182
diff changeset
4795 if (x_arg.ndims () == 2)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4796 {
8303
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4797 enum { sfmatrix, sfcols, sfrows, sffrob, sfinf } strflag = sfmatrix;
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4798 if (nargin > 1 && args(nargin-1).is_string ())
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4799 {
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4800 std::string str = args(nargin-1).string_value ();
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4801 if (str == "cols" || str == "columns")
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4802 strflag = sfcols;
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4803 else if (str == "rows")
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4804 strflag = sfrows;
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4805 else if (str == "fro")
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4806 strflag = sffrob;
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4807 else if (str == "inf")
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4808 strflag = sfinf;
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4809 else
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4810 error ("norm: unrecognized option: %s", str.c_str ());
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4811 // we've handled the last parameter, so act as if it was removed
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4812 nargin --;
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4813 }
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4814 else if (nargin > 1 && ! args(1).is_scalar_type ())
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4815 gripe_wrong_type_arg ("norm", args(1), true);
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4816
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4817 if (! error_state)
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4818 {
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4819 octave_value p_arg = (nargin > 1) ? args(1) : octave_value (2);
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4820 switch (strflag)
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4821 {
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4822 case sfmatrix:
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4823 retval(0) = xnorm (x_arg, p_arg);
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4824 break;
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4825 case sfcols:
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4826 retval(0) = xcolnorms (x_arg, p_arg);
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4827 break;
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4828 case sfrows:
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4829 retval(0) = xrownorms (x_arg, p_arg);
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4830 break;
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4831 case sffrob:
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4832 retval(0) = xfrobnorm (x_arg);
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4833 break;
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4834 case sfinf:
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4835 retval(0) = xnorm (x_arg, octave_Inf);
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4836 break;
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4837 }
b11c31849b44 improve norm computation capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 8286
diff changeset
4838 }
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4839 }
6508
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe]
jwe
parents: 6401
diff changeset
4840 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
4841 error ("norm: only valid for 2-D objects");
6508
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe]
jwe
parents: 6401
diff changeset
4842 }
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe]
jwe
parents: 6401
diff changeset
4843 else
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe]
jwe
parents: 6401
diff changeset
4844 print_usage ();
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe]
jwe
parents: 6401
diff changeset
4845
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe]
jwe
parents: 6401
diff changeset
4846 return retval;
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe]
jwe
parents: 6401
diff changeset
4847 }
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe]
jwe
parents: 6401
diff changeset
4848
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4849 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4850 %!shared x
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4851 %! x = [1, -3, 4, 5, -7];
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4852 %!assert(norm(x,1), 20);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4853 %!assert(norm(x,2), 10);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4854 %!assert(norm(x,3), 8.24257059961711, -4*eps);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4855 %!assert(norm(x,Inf), 7);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4856 %!assert(norm(x,-Inf), 1);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4857 %!assert(norm(x,"inf"), 7);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4858 %!assert(norm(x,"fro"), 10, -eps);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4859 %!assert(norm(x), 10);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4860 %!assert(norm([1e200, 1]), 1e200);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4861 %!assert(norm([3+4i, 3-4i, sqrt(31)]), 9, -4*eps);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4862 %!shared m
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4863 %! m = magic (4);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4864 %!assert(norm(m,1), 34);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4865 %!assert(norm(m,2), 34, -eps);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4866 %!assert(norm(m,Inf), 34);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4867 %!assert(norm(m,"inf"), 34);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4868 %!shared m2, flo, fhi
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4869 %! m2 = [1,2;3,4];
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4870 %! flo = 1e-300;
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4871 %! fhi = 1e+300;
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4872 %!assert (norm(flo*m2,"fro"), sqrt(30)*flo, -eps)
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4873 %!assert (norm(fhi*m2,"fro"), sqrt(30)*fhi, -eps)
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4874
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4875 %!shared x
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4876 %! x = single([1, -3, 4, 5, -7]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4877 %!assert(norm(x,1), single(20));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4878 %!assert(norm(x,2), single(10));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4879 %!assert(norm(x,3), single(8.24257059961711), -4*eps('single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4880 %!assert(norm(x,Inf), single(7));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4881 %!assert(norm(x,-Inf), single(1));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4882 %!assert(norm(x,"inf"), single(7));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4883 %!assert(norm(x,"fro"), single(10), -eps('single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4884 %!assert(norm(x), single(10));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4885 %!assert(norm(single([1e200, 1])), single(1e200));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4886 %!assert(norm(single([3+4i, 3-4i, sqrt(31)])), single(9), -4*eps('single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4887 %!shared m
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4888 %! m = single(magic (4));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4889 %!assert(norm(m,1), single(34));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4890 %!assert(norm(m,2), single(34), -eps('single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4891 %!assert(norm(m,Inf), single(34));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4892 %!assert(norm(m,"inf"), single(34));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4893 %!shared m2, flo, fhi
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4894 %! m2 = single([1,2;3,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4895 %! flo = single(1e-300);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4896 %! fhi = single(1e+300);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4897 %!assert (norm(flo*m2,"fro"), single(sqrt(30)*flo), -eps('single'))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4898 %!assert (norm(fhi*m2,"fro"), single(sqrt(30)*fhi), -eps('single'))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4899 */
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4900
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4901 static octave_value
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4902 unary_op_defun_body (octave_value::unary_op op,
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4903 const octave_value_list& args)
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4904 {
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4905 octave_value retval;
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4906 if (args.length () == 1)
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4907 retval = do_unary_op (op, args(0));
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4908 else
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4909 print_usage ();
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4910
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4911 return retval;
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4912 }
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4913
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4914 DEFUN (not, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4915 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4916 @deftypefn {Built-in Function} {} not (@var{x})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
4917 Return the logical NOT of @var{x}. This function is equivalent to\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
4918 @code{! x}.\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
4919 @seealso{and, or, xor}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4920 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4921 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4922 return unary_op_defun_body (octave_value::op_not, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4923 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4924
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4925 DEFUN (uplus, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4926 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4927 @deftypefn {Built-in Function} {} uplus (@var{x})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
4928 This function is equivalent to @w{@code{+ x}}.\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4929 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4930 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4931 return unary_op_defun_body (octave_value::op_uplus, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4932 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4933
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4934 DEFUN (uminus, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4935 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4936 @deftypefn {Built-in Function} {} uminus (@var{x})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
4937 This function is equivalent to @w{@code{- x}}.\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4938 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4939 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4940 return unary_op_defun_body (octave_value::op_uminus, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4941 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4942
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4943 DEFUN (transpose, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4944 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4945 @deftypefn {Built-in Function} {} transpose (@var{x})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
4946 Return the transpose of @var{x}. This function is equivalent to @code{x.'}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
4947 @seealso{ctranspose}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4948 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4949 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4950 return unary_op_defun_body (octave_value::op_transpose, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4951 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4952
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4953 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4954
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4955 %!assert (2.', 2);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4956 %!assert (2i.',2i);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4957 %!assert ([1:4].',[1;2;3;4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4958 %!assert ([1;2;3;4].',[1:4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4959 %!assert ([1,2;3,4].',[1,3;2,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4960 %!assert ([1,2i;3,4].',[1,3;2i,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4961
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4962 %!assert (transpose ([1,2;3,4]),[1,3;2,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4963
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4964 %!assert (single(2).', single(2));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4965 %!assert (single(2i).',single(2i));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4966 %!assert (single([1:4]).',single([1;2;3;4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4967 %!assert (single([1;2;3;4]).',single([1:4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4968 %!assert (single([1,2;3,4]).',single([1,3;2,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4969 %!assert (single([1,2i;3,4]).',single([1,3;2i,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4970
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4971 %!assert (transpose (single([1,2;3,4])),single([1,3;2,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4972
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4973 */
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4974
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4975 DEFUN (ctranspose, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4976 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4977 @deftypefn {Built-in Function} {} ctranspose (@var{x})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
4978 Return the complex conjugate transpose of @var{x}. This function is\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
4979 equivalent to @code{x'}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
4980 @seealso{transpose}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4981 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4982 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
4983 return unary_op_defun_body (octave_value::op_hermitian, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4984 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
4985
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4986 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4987
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4988 %!assert (2', 2);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4989 %!assert (2i',-2i);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4990 %!assert ([1:4]',[1;2;3;4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4991 %!assert ([1;2;3;4]',[1:4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4992 %!assert ([1,2;3,4]',[1,3;2,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4993 %!assert ([1,2i;3,4]',[1,3;-2i,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4994
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4995 %!assert (ctranspose ([1,2i;3,4]),[1,3;-2i,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4996
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4997 %!assert (single(2)', single(2));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4998 %!assert (single(2i)',single(-2i));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
4999 %!assert (single([1:4])',single([1;2;3;4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5000 %!assert (single([1;2;3;4])',single([1:4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5001 %!assert (single([1,2;3,4])',single([1,3;2,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5002 %!assert (single([1,2i;3,4])',single([1,3;-2i,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5003
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5004 %!assert (ctranspose (single([1,2i;3,4])),single([1,3;-2i,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5005
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5006 */
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5007
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5008 static octave_value
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5009 binary_op_defun_body (octave_value::binary_op op,
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5010 const octave_value_list& args)
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5011 {
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5012 octave_value retval;
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5013
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5014 if (args.length () == 2)
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5015 retval = do_binary_op (op, args(0), args(1));
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5016 else
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5017 print_usage ();
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5018
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5019 return retval;
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5020 }
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5021
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5022 static octave_value
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5023 binary_assoc_op_defun_body (octave_value::binary_op op,
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5024 octave_value::assign_op aop,
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5025 const octave_value_list& args)
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5026 {
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5027 octave_value retval;
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5028 int nargin = args.length ();
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5029
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5030 switch (nargin)
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5031 {
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5032 case 0:
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5033 print_usage ();
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5034 break;
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5035 case 1:
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5036 retval = args(0);
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5037 break;
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5038 case 2:
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5039 retval = do_binary_op (op, args(0), args(1));
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5040 break;
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5041 default:
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5042 retval = do_binary_op (op, args(0), args(1));
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5043 for (int i = 2; i < nargin; i++)
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5044 retval.assign (aop, args(i));
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5045 break;
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5046 }
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5047
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5048 return retval;
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5049 }
9339
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5050
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5051 DEFUN (plus, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5052 "-*- texinfo -*-\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
5053 @deftypefn {Built-in Function} {} plus (@var{x}, @var{y})\n\
9339
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5054 @deftypefnx {Built-in Function} {} plus (@var{x1}, @var{x2}, @dots{})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5055 This function is equivalent to @w{@code{x + y}}.\n\
9339
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5056 If more arguments are given, the summation is applied\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5057 cumulatively from left to right:\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5058 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5059 @example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5060 (@dots{}((x1 + x2) + x3) + @dots{})\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5061 @end example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5062 \n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5063 At least one argument is required.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5064 @seealso{minus}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5065 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5066 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5067 return binary_assoc_op_defun_body (octave_value::op_add,
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5068 octave_value::op_add_eq, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5069 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5070
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5071 DEFUN (minus, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5072 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5073 @deftypefn {Built-in Function} {} minus (@var{x}, @var{y})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5074 This function is equivalent to @w{@code{x - y}}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5075 @seealso{plus}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5076 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5077 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5078 return binary_op_defun_body (octave_value::op_sub, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5079 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5080
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5081 DEFUN (mtimes, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5082 "-*- texinfo -*-\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
5083 @deftypefn {Built-in Function} {} mtimes (@var{x}, @var{y})\n\
9339
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5084 @deftypefnx {Built-in Function} {} mtimes (@var{x1}, @var{x2}, @dots{})\n\
11575
d6619410e79c Spellcheck documentation before 3.4 release.
Rik <octave@nomad.inbox5.com>
parents: 11572
diff changeset
5085 Return the matrix multiplication product of inputs.\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5086 This function is equivalent to @w{@code{x * y}}.\n\
9339
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5087 If more arguments are given, the multiplication is applied\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5088 cumulatively from left to right:\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5089 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5090 @example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5091 (@dots{}((x1 * x2) * x3) * @dots{})\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5092 @end example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5093 \n\
11575
d6619410e79c Spellcheck documentation before 3.4 release.
Rik <octave@nomad.inbox5.com>
parents: 11572
diff changeset
5094 At least one argument is required.\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5095 @seealso{times}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5096 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5097 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5098 return binary_assoc_op_defun_body (octave_value::op_mul,
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5099 octave_value::op_mul_eq, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5100 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5101
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5102 DEFUN (mrdivide, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5103 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5104 @deftypefn {Built-in Function} {} mrdivide (@var{x}, @var{y})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5105 Return the matrix right division of @var{x} and @var{y}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5106 This function is equivalent to @w{@code{x / y}}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5107 @seealso{mldivide, rdivide}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5108 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5109 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5110 return binary_op_defun_body (octave_value::op_div, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5111 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5112
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5113 DEFUN (mpower, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5114 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5115 @deftypefn {Built-in Function} {} mpower (@var{x}, @var{y})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5116 Return the matrix power operation of @var{x} raised to the @var{y} power.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5117 This function is equivalent to @w{@code{x ^ y}}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5118 @seealso{power}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5119 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5120 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5121 return binary_op_defun_body (octave_value::op_pow, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5122 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5123
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5124 DEFUN (mldivide, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5125 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5126 @deftypefn {Built-in Function} {} mldivide (@var{x}, @var{y})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5127 Return the matrix left division of @var{x} and @var{y}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5128 This function is equivalent to @w{@code{x \\ y}}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5129 @seealso{mrdivide, ldivide}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5130 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5131 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5132 return binary_op_defun_body (octave_value::op_ldiv, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5133 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5134
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5135 DEFUN (lt, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5136 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5137 @deftypefn {Built-in Function} {} lt (@var{x}, @var{y})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5138 This function is equivalent to @w{@code{x < y}}.\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5139 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5140 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5141 return binary_op_defun_body (octave_value::op_lt, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5142 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5143
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5144 DEFUN (le, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5145 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5146 @deftypefn {Built-in Function} {} le (@var{x}, @var{y})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5147 This function is equivalent to @w{@code{x <= y}}.\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5148 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5149 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5150 return binary_op_defun_body (octave_value::op_le, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5151 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5152
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5153 DEFUN (eq, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5154 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5155 @deftypefn {Built-in Function} {} eq (@var{x}, @var{y})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5156 Return true if the two inputs are equal.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5157 This function is equivalent to @w{@code{x == y}}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5158 @seealso{ne, isequal}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5159 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5160 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5161 return binary_op_defun_body (octave_value::op_eq, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5162 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5163
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5164 DEFUN (ge, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5165 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5166 @deftypefn {Built-in Function} {} ge (@var{x}, @var{y})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5167 This function is equivalent to @w{@code{x >= y}}.\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5168 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5169 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5170 return binary_op_defun_body (octave_value::op_ge, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5171 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5172
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5173 DEFUN (gt, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5174 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5175 @deftypefn {Built-in Function} {} gt (@var{x}, @var{y})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5176 This function is equivalent to @w{@code{x > y}}.\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5177 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5178 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5179 return binary_op_defun_body (octave_value::op_gt, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5180 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5181
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5182 DEFUN (ne, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5183 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5184 @deftypefn {Built-in Function} {} ne (@var{x}, @var{y})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5185 Return true if the two inputs are not equal.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5186 This function is equivalent to @w{@code{x != y}}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5187 @seealso{eq, isequal}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5188 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5189 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5190 return binary_op_defun_body (octave_value::op_ne, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5191 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5192
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5193 DEFUN (times, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5194 "-*- texinfo -*-\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
5195 @deftypefn {Built-in Function} {} times (@var{x}, @var{y})\n\
9339
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5196 @deftypefnx {Built-in Function} {} times (@var{x1}, @var{x2}, @dots{})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5197 Return the element-by-element multiplication product of inputs.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5198 This function is equivalent to @w{@code{x .* y}}.\n\
9339
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5199 If more arguments are given, the multiplication is applied\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5200 cumulatively from left to right:\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5201 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5202 @example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5203 (@dots{}((x1 .* x2) .* x3) .* @dots{})\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5204 @end example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5205 \n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5206 At least one argument is required.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5207 @seealso{mtimes}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5208 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5209 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5210 return binary_assoc_op_defun_body (octave_value::op_el_mul,
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5211 octave_value::op_el_mul_eq, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5212 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5213
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5214 DEFUN (rdivide, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5215 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5216 @deftypefn {Built-in Function} {} rdivide (@var{x}, @var{y})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5217 Return the element-by-element right division of @var{x} and @var{y}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5218 This function is equivalent to @w{@code{x ./ y}}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5219 @seealso{ldivide, mrdivide}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5220 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5221 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5222 return binary_op_defun_body (octave_value::op_el_div, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5223 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5224
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5225 DEFUN (power, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5226 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5227 @deftypefn {Built-in Function} {} power (@var{x}, @var{y})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5228 Return the element-by-element operation of @var{x} raised to the\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5229 @var{y} power.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5230 This function is equivalent to @w{@code{x .^ y}}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5231 @seealso{mpower}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5232 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5233 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5234 return binary_op_defun_body (octave_value::op_el_pow, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5235 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5236
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5237 DEFUN (ldivide, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5238 "-*- texinfo -*-\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5239 @deftypefn {Built-in Function} {} ldivide (@var{x}, @var{y})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5240 Return the element-by-element left division of @var{x} and @var{y}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5241 This function is equivalent to @w{@code{x .\\ y}}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5242 @seealso{rdivide, mldivide}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5243 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5244 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5245 return binary_op_defun_body (octave_value::op_el_ldiv, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5246 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5247
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5248 DEFUN (and, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5249 "-*- texinfo -*-\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
5250 @deftypefn {Built-in Function} {} and (@var{x}, @var{y})\n\
9339
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5251 @deftypefnx {Built-in Function} {} and (@var{x1}, @var{x2}, @dots{})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5252 Return the logical AND of @var{x} and @var{y}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5253 This function is equivalent to @w{@code{x & y}}.\n\
9339
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5254 If more arguments are given, the logical and is applied\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5255 cumulatively from left to right:\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5256 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5257 @example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5258 (@dots{}((x1 & x2) & x3) & @dots{})\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5259 @end example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5260 \n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5261 At least one argument is required.\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5262 @seealso{or, not, xor}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5263 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5264 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5265 return binary_assoc_op_defun_body (octave_value::op_el_and,
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5266 octave_value::op_el_and_eq, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5267 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5268
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5269 DEFUN (or, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5270 "-*- texinfo -*-\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
5271 @deftypefn {Built-in Function} {} or (@var{x}, @var{y})\n\
9339
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5272 @deftypefnx {Built-in Function} {} or (@var{x1}, @var{x2}, @dots{})\n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5273 Return the logical OR of @var{x} and @var{y}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5274 This function is equivalent to @w{@code{x | y}}.\n\
9339
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5275 If more arguments are given, the logical or is applied\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5276 cumulatively from left to right:\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5277 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5278 @example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5279 (@dots{}((x1 | x2) | x3) | @dots{})\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5280 @end example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or
Jaroslav Hajek <highegg@gmail.com>
parents: 9329
diff changeset
5281 \n\
11422
3cae59b4c0f7 Improve docstrings for functions which emulate operators.
Rik <octave@nomad.inbox5.com>
parents: 11402
diff changeset
5282 At least one argument is required.\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5283 @seealso{and, not, xor}\n\
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5284 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5285 {
9555
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5286 return binary_assoc_op_defun_body (octave_value::op_el_or,
76ecc571879e improve unop/binop implementation in data.cc
Jaroslav Hajek <highegg@gmail.com>
parents: 9517
diff changeset
5287 octave_value::op_el_or_eq, args);
6518
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5288 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe]
jwe
parents: 6508
diff changeset
5289
7065
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5290 static double tic_toc_timestamp = -1.0;
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5291
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5292 DEFUN (tic, args, nargout,
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5293 "-*- texinfo -*-\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
5294 @deftypefn {Built-in Function} {} tic ()\n\
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5295 @deftypefnx {Built-in Function} {} toc ()\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5296 Set or check a wall-clock timer. Calling @code{tic} without an\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5297 output argument sets the timer. Subsequent calls to @code{toc}\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5298 return the number of seconds since the timer was set. For example,\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5299 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5300 @example\n\
9064
7c02ec148a3c Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents: 9041
diff changeset
5301 @group\n\
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5302 tic ();\n\
9064
7c02ec148a3c Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents: 9041
diff changeset
5303 # many computations later@dots{}\n\
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5304 elapsed_time = toc ();\n\
9064
7c02ec148a3c Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents: 9041
diff changeset
5305 @end group\n\
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5306 @end example\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5307 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5308 @noindent\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5309 will set the variable @code{elapsed_time} to the number of seconds since\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5310 the most recent call to the function @code{tic}.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5311 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5312 If called with one output argument then this function returns a scalar\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5313 of type @code{uint64} and the wall-clock timer is not started.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5314 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5315 @example\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5316 @group\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5317 t = tic; sleep (5); (double (tic ()) - double (t)) * 1e-6\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5318 @result{} 5\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5319 @end group\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5320 @end example\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5321 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5322 Nested timing with @code{tic} and @code{toc} is not supported.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5323 Therefore @code{toc} will always return the elapsed time from the most\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5324 recent call to @code{tic}.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5325 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5326 If you are more interested in the CPU time that your process used, you\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5327 should use the @code{cputime} function instead. The @code{tic} and\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5328 @code{toc} functions report the actual wall clock time that elapsed\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5329 between the calls. This may include time spent processing other jobs or\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
5330 doing nothing at all. For example:\n\
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5331 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5332 @example\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5333 @group\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5334 tic (); sleep (5); toc ()\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5335 @result{} 5\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5336 t = cputime (); sleep (5); cputime () - t\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5337 @result{} 0\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5338 @end group\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5339 @end example\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5340 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5341 @noindent\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5342 (This example also illustrates that the CPU timer may have a fairly\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5343 coarse resolution.)\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5344 @end deftypefn")
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5345 {
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5346 octave_value retval;
7065
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5347
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5348 int nargin = args.length ();
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5349
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5350 if (nargin != 0)
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5351 warning ("tic: ignoring extra arguments");
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5352
7065
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5353 octave_time now;
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5354
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5355 double tmp = now.double_value ();
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5356
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5357 if (nargout > 0)
7065
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5358 retval = static_cast<octave_uint64> (1e6 * tmp);
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5359 else
7065
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5360 tic_toc_timestamp = tmp;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
5361
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5362 return retval;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5363 }
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5364
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5365 DEFUN (toc, args, nargout,
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5366 "-*- texinfo -*-\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5367 @deftypefn {Built-in Function} {} toc ()\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5368 See tic.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5369 @end deftypefn")
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5370 {
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5371 octave_value retval;
7065
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5372
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5373 int nargin = args.length ();
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5374
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5375 if (nargin != 0)
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5376 warning ("tic: ignoring extra arguments");
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5377
7065
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5378 if (tic_toc_timestamp < 0)
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5379 {
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5380 warning ("toc called before timer set");
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5381 if (nargout > 0)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5382 retval = Matrix ();
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5383 }
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5384 else
7065
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5385 {
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5386 octave_time now;
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5387
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5388 double tmp = now.double_value () - tic_toc_timestamp;
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5389
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5390 if (nargout > 0)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5391 retval = tmp;
7065
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5392 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5393 octave_stdout << "Elapsed time is " << tmp << " seconds.\n";
7065
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe]
jwe
parents: 7045
diff changeset
5394 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
5395
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5396 return retval;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5397 }
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5398
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5399 DEFUN (cputime, args, ,
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5400 "-*- texinfo -*-\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5401 @deftypefn {Built-in Function} {[@var{total}, @var{user}, @var{system}] =} cputime ();\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5402 Return the CPU time used by your Octave session. The first output is\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5403 the total time spent executing your process and is equal to the sum of\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5404 second and third outputs, which are the number of CPU seconds spent\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5405 executing in user mode and the number of CPU seconds spent executing in\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5406 system mode, respectively. If your system does not have a way to report\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5407 CPU time usage, @code{cputime} returns 0 for each of its output values.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5408 Note that because Octave used some CPU time to start, it is reasonable\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5409 to check to see if @code{cputime} works by checking to see if the total\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5410 CPU time used is nonzero.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5411 @end deftypefn")
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5412 {
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5413 octave_value_list retval;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5414 int nargin = args.length ();
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5415 double usr = 0.0;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5416 double sys = 0.0;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5417
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5418 if (nargin != 0)
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5419 warning ("tic: ignoring extra arguments");
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5420
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5421 #if defined (HAVE_GETRUSAGE)
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5422
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5423 struct rusage ru;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5424
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5425 getrusage (RUSAGE_SELF, &ru);
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5426
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5427 usr = static_cast<double> (ru.ru_utime.tv_sec) +
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5428 static_cast<double> (ru.ru_utime.tv_usec) * 1e-6;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5429
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5430 sys = static_cast<double> (ru.ru_stime.tv_sec) +
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5431 static_cast<double> (ru.ru_stime.tv_usec) * 1e-6;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5432
10240
fa7b5751730c use gnulib time, sys_time, and sys_times modules
John W. Eaton <jwe@octave.org>
parents: 10185
diff changeset
5433 #else
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5434
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5435 struct tms t;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5436
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5437 times (&t);
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5438
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5439 unsigned long ticks;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5440 unsigned long seconds;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5441 unsigned long fraction;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5442
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5443 ticks = t.tms_utime + t.tms_cutime;
10303
e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ
John W. Eaton <jwe@octave.org>
parents: 10302
diff changeset
5444 fraction = ticks % CLOCKS_PER_SEC;
e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ
John W. Eaton <jwe@octave.org>
parents: 10302
diff changeset
5445 seconds = ticks / CLOCKS_PER_SEC;
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5446
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5447 usr = static_cast<double> (seconds) + static_cast<double>(fraction) /
10303
e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ
John W. Eaton <jwe@octave.org>
parents: 10302
diff changeset
5448 static_cast<double>(CLOCKS_PER_SEC);
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5449
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5450 ticks = t.tms_stime + t.tms_cstime;
10303
e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ
John W. Eaton <jwe@octave.org>
parents: 10302
diff changeset
5451 fraction = ticks % CLOCKS_PER_SEC;
e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ
John W. Eaton <jwe@octave.org>
parents: 10302
diff changeset
5452 seconds = ticks / CLOCKS_PER_SEC;
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5453
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5454 sys = static_cast<double> (seconds) + static_cast<double>(fraction) /
10303
e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ
John W. Eaton <jwe@octave.org>
parents: 10302
diff changeset
5455 static_cast<double>(CLOCKS_PER_SEC);
7045
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5456
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5457 #endif
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5458
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5459 retval (2) = sys;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5460 retval (1) = usr;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5461 retval (0) = sys + usr;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5462
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5463 return retval;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5464 }
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman]
dbateman
parents: 7026
diff changeset
5465
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5466 DEFUN (sort, args, nargout,
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5467 "-*- texinfo -*-\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
5468 @deftypefn {Loadable Function} {[@var{s}, @var{i}] =} sort (@var{x})\n\
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5469 @deftypefnx {Loadable Function} {[@var{s}, @var{i}] =} sort (@var{x}, @var{dim})\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5470 @deftypefnx {Loadable Function} {[@var{s}, @var{i}] =} sort (@var{x}, @var{mode})\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5471 @deftypefnx {Loadable Function} {[@var{s}, @var{i}] =} sort (@var{x}, @var{dim}, @var{mode})\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5472 Return a copy of @var{x} with the elements arranged in increasing\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5473 order. For matrices, @code{sort} orders the elements within columns\n\
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5474 \n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
5475 For example:\n\
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5476 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5477 @example\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5478 @group\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5479 sort ([1, 2; 2, 3; 3, 1])\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5480 @result{} 1 1\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5481 2 2\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5482 3 3\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5483 @end group\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5484 @end example\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5485 \n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5486 If the optional argument @var{dim} is given, then the matrix is sorted\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5487 along the dimension defined by @var{dim}. The optional argument @code{mode}\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5488 defines the order in which the values will be sorted. Valid values of\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5489 @code{mode} are `ascend' or `descend'.\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5490 \n\
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5491 The @code{sort} function may also be used to produce a matrix\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5492 containing the original row indices of the elements in the sorted\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
5493 matrix. For example:\n\
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5494 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5495 @example\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5496 @group\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5497 [s, i] = sort ([1, 2; 2, 3; 3, 1])\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5498 @result{} s = 1 1\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5499 2 2\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5500 3 3\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5501 @result{} i = 1 3\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5502 2 1\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5503 3 2\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5504 @end group\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5505 @end example\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5506 \n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5507 For equal elements, the indices are such that equal elements are listed\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5508 in the order in which they appeared in the original list.\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5509 \n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5510 Sorting of complex entries is done first by magnitude (@code{abs (@var{z})})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5511 and for any ties by phase angle (@code{angle (z)}). For example:\n\
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5512 \n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5513 @example\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5514 @group\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5515 sort ([1+i; 1; 1-i])\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5516 @result{} 1 + 0i\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5517 1 - 1i\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5518 1 + 1i\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5519 @end group\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5520 @end example\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5521 \n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5522 NaN values are treated as being greater than any other value and are sorted\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5523 to the end of the list.\n\
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5524 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5525 The @code{sort} function may also be used to sort strings and cell arrays\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5526 of strings, in which case ASCII dictionary order (uppercase 'A' precedes\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5527 lowercase 'a') of the strings is used.\n\
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5528 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5529 The algorithm used in @code{sort} is optimized for the sorting of partially\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5530 ordered lists.\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5531 @end deftypefn")
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5532 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5533 octave_value_list retval;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5534
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5535 int nargin = args.length ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5536 sortmode smode = ASCENDING;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5537
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5538 if (nargin < 1 || nargin > 3)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5539 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5540 print_usage ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5541 return retval;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5542 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5543
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5544 bool return_idx = nargout > 1;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5545
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5546 octave_value arg = args(0);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5547
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5548 int dim = 0;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5549 if (nargin > 1)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5550 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5551 if (args(1).is_string ())
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5552 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5553 std::string mode = args(1).string_value();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5554 if (mode == "ascend")
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5555 smode = ASCENDING;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5556 else if (mode == "descend")
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5557 smode = DESCENDING;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5558 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5559 {
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
5560 error ("sort: MODE must be either \"ascend\" or \"descend\"");
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5561 return retval;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5562 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5563 }
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5564 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5565 dim = args(1).nint_value () - 1;
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5566 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5567
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5568 if (nargin > 2)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5569 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5570 if (args(1).is_string ())
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5571 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5572 print_usage ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5573 return retval;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5574 }
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5575
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5576 if (! args(2).is_string ())
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5577 {
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
5578 error ("sort: MODE must be a string");
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5579 return retval;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5580 }
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5581 std::string mode = args(2).string_value();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5582 if (mode == "ascend")
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5583 smode = ASCENDING;
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5584 else if (mode == "descend")
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5585 smode = DESCENDING;
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5586 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5587 {
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
5588 error ("sort: MODE must be either \"ascend\" or \"descend\"");
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5589 return retval;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5590 }
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5591 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5592
10285
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
5593 const dim_vector dv = arg.dims ();
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5594 if (nargin == 1 || args(1).is_string ())
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5595 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5596 // Find first non singleton dimension
10285
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
5597 dim = dv.first_non_singleton ();
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5598 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5599 else
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5600 {
10703
5eb420d92307 fix sort and nth_element when trailing singleton dim is specified
Jaroslav Hajek <highegg@gmail.com>
parents: 10695
diff changeset
5601 if (dim < 0)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5602 {
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
5603 error ("sort: DIM must be a valid dimension");
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5604 return retval;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5605 }
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5606 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5607
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5608 if (return_idx)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5609 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5610 Array<octave_idx_type> sidx;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5611
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5612 retval (0) = arg.sort (sidx, dim, smode);
10285
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
5613 retval (1) = idx_vector (sidx, dv(dim)); // No checking, the extent is known.
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5614 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5615 else
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5616 retval(0) = arg.sort (dim, smode);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5617
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5618 return retval;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5619 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5620
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5621 /*
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5622
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5623 %% Double
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5624 %!assert (sort ([NaN, 1, -1, 2, Inf]), [-1, 1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5625 %!assert (sort ([NaN, 1, -1, 2, Inf], 1), [NaN, 1, -1, 2, Inf])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5626 %!assert (sort ([NaN, 1, -1, 2, Inf], 2), [-1, 1, 2, Inf, NaN])
10707
69c5f5ec55d7 fix invalid sort tests
Jaroslav Hajek <highegg@gmail.com>
parents: 10703
diff changeset
5627 %!assert (sort ([NaN, 1, -1, 2, Inf], 3), [NaN, 1, -1, 2, Inf])
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5628 %!assert (sort ([NaN, 1, -1, 2, Inf], "ascend"), [-1, 1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5629 %!assert (sort ([NaN, 1, -1, 2, Inf], 2, "ascend"), [-1, 1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5630 %!assert (sort ([NaN, 1, -1, 2, Inf], "descend"), [NaN, Inf, 2, 1, -1])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5631 %!assert (sort ([NaN, 1, -1, 2, Inf], 2, "descend"), [NaN, Inf, 2, 1, -1])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5632 %!assert (sort ([3, 1, 7, 5; 8, 2, 6, 4]), [3, 1, 6, 4; 8, 2, 7, 5])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5633 %!assert (sort ([3, 1, 7, 5; 8, 2, 6, 4], 1), [3, 1, 6, 4; 8, 2, 7, 5])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5634 %!assert (sort ([3, 1, 7, 5; 8, 2, 6, 4], 2), [1, 3, 5, 7; 2, 4, 6, 8])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5635 %!assert (sort (1), 1)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5636
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5637 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5638 %! [v, i] = sort ([NaN, 1, -1, Inf, 1]);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5639 %! assert (v, [-1, 1, 1, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5640 %! assert (i, [3, 2, 5, 4, 1])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5641
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5642 %% Complex
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5643 %!assert (sort ([NaN, 1i, -1, 2, Inf]), [1i, -1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5644 %!assert (sort ([NaN, 1i, -1, 2, Inf], 1), [NaN, 1i, -1, 2, Inf])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5645 %!assert (sort ([NaN, 1i, -1, 2, Inf], 2), [1i, -1, 2, Inf, NaN])
10707
69c5f5ec55d7 fix invalid sort tests
Jaroslav Hajek <highegg@gmail.com>
parents: 10703
diff changeset
5646 %!assert (sort ([NaN, 1i, -1, 2, Inf], 3), [NaN, 1i, -1, 2, Inf])
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5647 %!assert (sort ([NaN, 1i, -1, 2, Inf], "ascend"), [1i, -1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5648 %!assert (sort ([NaN, 1i, -1, 2, Inf], 2, "ascend"), [1i, -1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5649 %!assert (sort ([NaN, 1i, -1, 2, Inf], "descend"), [NaN, Inf, 2, -1, 1i])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5650 %!assert (sort ([NaN, 1i, -1, 2, Inf], 2, "descend"), [NaN, Inf, 2, -1, 1i])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5651 %!assert (sort ([3, 1i, 7, 5; 8, 2, 6, 4]), [3, 1i, 6, 4; 8, 2, 7, 5])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5652 %!assert (sort ([3, 1i, 7, 5; 8, 2, 6, 4], 1), [3, 1i, 6, 4; 8, 2, 7, 5])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5653 %!assert (sort ([3, 1i, 7, 5; 8, 2, 6, 4], 2), [1i, 3, 5, 7; 2, 4, 6, 8])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5654 %!assert (sort (1i), 1i)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5655
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5656 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5657 %! [v, i] = sort ([NaN, 1i, -1, Inf, 1, 1i]);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5658 %! assert (v, [1, 1i, 1i, -1, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5659 %! assert (i, [5, 2, 6, 3, 4, 1])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5660
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5661 %% Single
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5662 %!assert (sort (single([NaN, 1, -1, 2, Inf])), single([-1, 1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5663 %!assert (sort (single([NaN, 1, -1, 2, Inf]), 1), single([NaN, 1, -1, 2, Inf]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5664 %!assert (sort (single([NaN, 1, -1, 2, Inf]), 2), single([-1, 1, 2, Inf, NaN]))
10707
69c5f5ec55d7 fix invalid sort tests
Jaroslav Hajek <highegg@gmail.com>
parents: 10703
diff changeset
5665 %!assert (sort (single([NaN, 1, -1, 2, Inf]), 3), single([NaN, 1, -1, 2, Inf]))
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5666 %!assert (sort (single([NaN, 1, -1, 2, Inf]), "ascend"), single([-1, 1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5667 %!assert (sort (single([NaN, 1, -1, 2, Inf]), 2, "ascend"), single([-1, 1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5668 %!assert (sort (single([NaN, 1, -1, 2, Inf]), "descend"), single([NaN, Inf, 2, 1, -1]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5669 %!assert (sort (single([NaN, 1, -1, 2, Inf]), 2, "descend"), single([NaN, Inf, 2, 1, -1]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5670 %!assert (sort (single([3, 1, 7, 5; 8, 2, 6, 4])), single([3, 1, 6, 4; 8, 2, 7, 5]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5671 %!assert (sort (single([3, 1, 7, 5; 8, 2, 6, 4]), 1), single([3, 1, 6, 4; 8, 2, 7, 5]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5672 %!assert (sort (single([3, 1, 7, 5; 8, 2, 6, 4]), 2), single([1, 3, 5, 7; 2, 4, 6, 8]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5673 %!assert (sort (single(1)), single(1))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5674
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5675 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5676 %! [v, i] = sort (single([NaN, 1, -1, Inf, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5677 %! assert (v, single([-1, 1, 1, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5678 %! assert (i, [3, 2, 5, 4, 1])
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5679
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5680 %% Single Complex
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5681 %!assert (sort (single([NaN, 1i, -1, 2, Inf])), single([1i, -1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5682 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), 1), single([NaN, 1i, -1, 2, Inf]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5683 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), 2), single([1i, -1, 2, Inf, NaN]))
10707
69c5f5ec55d7 fix invalid sort tests
Jaroslav Hajek <highegg@gmail.com>
parents: 10703
diff changeset
5684 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), 3), single([NaN, 1i, -1, 2, Inf]))
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5685 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), "ascend"), single([1i, -1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5686 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), 2, "ascend"), single([1i, -1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5687 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), "descend"), single([NaN, Inf, 2, -1, 1i]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5688 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), 2, "descend"), single([NaN, Inf, 2, -1, 1i]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5689 %!assert (sort (single([3, 1i, 7, 5; 8, 2, 6, 4])), single([3, 1i, 6, 4; 8, 2, 7, 5]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5690 %!assert (sort (single([3, 1i, 7, 5; 8, 2, 6, 4]), 1), single([3, 1i, 6, 4; 8, 2, 7, 5]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5691 %!assert (sort (single([3, 1i, 7, 5; 8, 2, 6, 4]), 2), single([1i, 3, 5, 7; 2, 4, 6, 8]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5692 %!assert (sort (single(1i)),single( 1i))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5693
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5694 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5695 %! [v, i] = sort (single([NaN, 1i, -1, Inf, 1, 1i]));
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5696 %! assert (v, single([1, 1i, 1i, -1, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5697 %! assert (i, [5, 2, 6, 3, 4, 1])
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5698
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5699 %% Bool
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5700 %!assert (sort ([true, false, true, false]), [false, false, true, true])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5701 %!assert (sort ([true, false, true, false], 1), [true, false, true, false])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5702 %!assert (sort ([true, false, true, false], 2), [false, false, true, true])
10707
69c5f5ec55d7 fix invalid sort tests
Jaroslav Hajek <highegg@gmail.com>
parents: 10703
diff changeset
5703 %!assert (sort ([true, false, true, false], 3), [true, false, true, false])
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5704 %!assert (sort ([true, false, true, false], "ascend"), [false, false, true, true])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5705 %!assert (sort ([true, false, true, false], 2, "ascend"), [false, false, true, true])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5706 %!assert (sort ([true, false, true, false], "descend"), [true, true, false, false])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5707 %!assert (sort ([true, false, true, false], 2, "descend"), [true, true, false, false])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5708 %!assert (sort (true), true)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5709
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5710 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5711 %! [v, i] = sort ([true, false, true, false]);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5712 %! assert (v, [false, false, true, true])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5713 %! assert (i, [2, 4, 1, 3])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5714
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5715 %% Sparse Double
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5716 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf])), sparse ([-1, 0, 0, 1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5717 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), 1), sparse ([0, NaN, 1, 0, -1, 2, Inf]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5718 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), 2), sparse ([-1, 0, 0, 1, 2, Inf, NaN]))
10707
69c5f5ec55d7 fix invalid sort tests
Jaroslav Hajek <highegg@gmail.com>
parents: 10703
diff changeset
5719 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), 3), sparse ([0, NaN, 1, 0, -1, 2, Inf]))
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5720 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), "ascend"), sparse ([-1, 0, 0, 1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5721 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), 2, "ascend"), sparse ([-1, 0, 0, 1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5722 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), "descend"), sparse ([NaN, Inf, 2, 1, 0, 0, -1]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5723 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), 2, "descend"), sparse ([NaN, Inf, 2, 1, 0, 0, -1]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5724
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5725 %!shared a
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5726 %! a = randn (10, 10);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5727 %! a (a < 0) = 0;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5728 %!assert (sort (sparse (a)), sparse (sort (a)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5729 %!assert (sort (sparse (a), 1), sparse (sort (a, 1)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5730 %!assert (sort (sparse (a), 2), sparse (sort (a, 2)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5731 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5732 %! [v, i] = sort (a);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5733 %! [vs, is] = sort (sparse (a));
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5734 %! assert (vs, sparse (v))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5735 %! assert (is, i)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5736
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5737 %% Sparse Complex
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5738 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf])), sparse ([0, 0, 1i, -1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5739 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), 1), sparse ([0, NaN, 1i, 0, -1, 2, Inf]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5740 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), 2), sparse ([0, 0, 1i, -1, 2, Inf, NaN]))
10707
69c5f5ec55d7 fix invalid sort tests
Jaroslav Hajek <highegg@gmail.com>
parents: 10703
diff changeset
5741 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), 3), sparse ([0, NaN, 1i, 0, -1, 2, Inf]))
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5742 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), "ascend"), sparse ([0, 0, 1i, -1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5743 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), 2, "ascend"), sparse ([0, 0, 1i, -1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5744 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), "descend"), sparse ([NaN, Inf, 2, -1, 1i, 0, 0]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5745 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), 2, "descend"), sparse ([NaN, Inf, 2, -1, 1i, 0, 0]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5746
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5747 %!shared a
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
5748 %! a = randn (10, 10);
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5749 %! a (a < 0) = 0;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5750 %! a = 1i * a;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5751 %!assert (sort (sparse (a)), sparse (sort (a)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5752 %!assert (sort (sparse (a), 1), sparse (sort (a, 1)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5753 %!assert (sort (sparse (a), 2), sparse (sort (a, 2)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5754 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5755 %! [v, i] = sort (a);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5756 %! [vs, is] = sort (sparse (a));
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5757 %! assert (vs, sparse (v))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5758 %! assert (is, i)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5759
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5760 %% Sparse Bool
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5761 %!assert (sort (sparse ([true, false, true, false])), sparse ([false, false, true, true]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5762 %!assert (sort (sparse([true, false, true, false]), 1), sparse ([true, false, true, false]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5763 %!assert (sort (sparse ([true, false, true, false]), 2), sparse ([false, false, true, true]))
10707
69c5f5ec55d7 fix invalid sort tests
Jaroslav Hajek <highegg@gmail.com>
parents: 10703
diff changeset
5764 %!assert (sort (sparse ([true, false, true, false]), 3), sparse ([true, false, true, false]))
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5765 %!assert (sort (sparse ([true, false, true, false]), "ascend"), sparse([false, false, true, true]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5766 %!assert (sort (sparse ([true, false, true, false]), 2, "ascend"), sparse([false, false, true, true]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5767 %!assert (sort (sparse ([true, false, true, false]), "descend"), sparse ([true, true, false, false]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5768 %!assert (sort (sparse ([true, false, true, false]), 2, "descend"), sparse([true, true, false, false]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5769
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5770 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5771 %! [v, i] = sort (sparse([true, false, true, false]));
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5772 %! assert (v, sparse([false, false, true, true]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5773 %! assert (i, [2, 4, 1, 3])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5774
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5775 %% Cell string array
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5776 %!shared a, b, c
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5777 %! a = {"Alice", "Cecile", "Eric", "Barry", "David"};
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5778 %! b = {"Alice", "Barry", "Cecile", "David", "Eric"};
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5779 %! c = {"Eric", "David", "Cecile", "Barry", "Alice"};
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5780 %!assert (sort (a), b);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5781 %!assert (sort (a, 1), a)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5782 %!assert (sort (a, 2), b)
10707
69c5f5ec55d7 fix invalid sort tests
Jaroslav Hajek <highegg@gmail.com>
parents: 10703
diff changeset
5783 %!assert (sort (a, 3), a)
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5784 %!assert (sort (a, "ascend"), b)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5785 %!assert (sort (a, 2, "ascend"), b)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5786 %!assert (sort (a, "descend"), c)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5787 %!assert (sort (a, 2, "descend"), c)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5788
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5789 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5790 %! [v, i] = sort (a);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5791 %! assert (i, [1, 4, 2, 5, 3])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5792
7814
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5793 %!error <Invalid call to sort.*> sort ();
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5794 %!error <Invalid call to sort.*> sort (1, 2, 3, 4);
87865ed7405f Second set of single precision test code and fix of resulting bugs
David Bateman <dbateman@free.fr>
parents: 7795
diff changeset
5795
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5796 */
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7269
diff changeset
5797
8812
7d48766c21a5 use consistent format for doc strings of internal functions
John W. Eaton <jwe@octave.org>
parents: 8799
diff changeset
5798 // Sort the rows of the matrix @var{a} according to the order
7d48766c21a5 use consistent format for doc strings of internal functions
John W. Eaton <jwe@octave.org>
parents: 8799
diff changeset
5799 // specified by @var{mode}, which can either be `ascend' or `descend'
7d48766c21a5 use consistent format for doc strings of internal functions
John W. Eaton <jwe@octave.org>
parents: 8799
diff changeset
5800 // and return the index vector corresponding to the sort order.
7d48766c21a5 use consistent format for doc strings of internal functions
John W. Eaton <jwe@octave.org>
parents: 8799
diff changeset
5801 //
7d48766c21a5 use consistent format for doc strings of internal functions
John W. Eaton <jwe@octave.org>
parents: 8799
diff changeset
5802 // This function does not yet support sparse matrices.
7d48766c21a5 use consistent format for doc strings of internal functions
John W. Eaton <jwe@octave.org>
parents: 8799
diff changeset
5803
8733
3ef774603887 rename all uses of sortrows_idx to sort_rows_idx
John W. Eaton <jwe@octave.org>
parents: 8721
diff changeset
5804 DEFUN (__sort_rows_idx__, args, ,
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5805 "-*- texinfo -*-\n\
9517
a85dbf7b6ff9 fix some functions help markup
Jaroslav Hajek <highegg@gmail.com>
parents: 9513
diff changeset
5806 @deftypefn {Built-in Function} {} __sort_rows_idx__ (@var{a}, @var{mode})\n\
8812
7d48766c21a5 use consistent format for doc strings of internal functions
John W. Eaton <jwe@octave.org>
parents: 8799
diff changeset
5807 Undocumented internal function.\n\
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5808 @end deftypefn\n")
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5809 {
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5810 octave_value retval;
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5811
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5812 int nargin = args.length ();
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5813 sortmode smode = ASCENDING;
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5814
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5815 if (nargin < 1 || nargin > 2 || (nargin == 2 && ! args(1).is_string ()))
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5816 {
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5817 print_usage ();
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5818 return retval;
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5819 }
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5820
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5821 if (nargin > 1)
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5822 {
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5823 std::string mode = args(1).string_value();
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5824 if (mode == "ascend")
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5825 smode = ASCENDING;
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5826 else if (mode == "descend")
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5827 smode = DESCENDING;
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5828 else
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5829 {
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
5830 error ("__sort_rows_idx__: MODE must be either \"ascend\" or \"descend\"");
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5831 return retval;
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5832 }
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5833 }
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5834
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5835 octave_value arg = args(0);
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5836
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5837 if (arg.is_sparse_type ())
8733
3ef774603887 rename all uses of sortrows_idx to sort_rows_idx
John W. Eaton <jwe@octave.org>
parents: 8721
diff changeset
5838 error ("__sort_rows_idx__: sparse matrices not yet supported");
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5839 if (arg.ndims () == 2)
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5840 {
8733
3ef774603887 rename all uses of sortrows_idx to sort_rows_idx
John W. Eaton <jwe@octave.org>
parents: 8721
diff changeset
5841 Array<octave_idx_type> idx = arg.sort_rows_idx (smode);
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5842
9351
e2344f4af0cb autocache indices returned from find et al.
Jaroslav Hajek <highegg@gmail.com>
parents: 9339
diff changeset
5843 retval = octave_value (idx, true, true);
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5844 }
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5845 else
8733
3ef774603887 rename all uses of sortrows_idx to sort_rows_idx
John W. Eaton <jwe@octave.org>
parents: 8721
diff changeset
5846 error ("__sort_rows_idx__: needs a 2-dimensional object");
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5847
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5848 return retval;
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5849 }
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5850
9765
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5851 static sortmode
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5852 get_sort_mode_option (const octave_value& arg, const char *argn)
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5853 {
10076
4b270d1540f7 avoid various GCC warnings
John W. Eaton <jwe@octave.org>
parents: 10073
diff changeset
5854 // FIXME -- we initialize to UNSORTED here to avoid a GCC warning
4b270d1540f7 avoid various GCC warnings
John W. Eaton <jwe@octave.org>
parents: 10073
diff changeset
5855 // about possibly using sortmode uninitialized.
4b270d1540f7 avoid various GCC warnings
John W. Eaton <jwe@octave.org>
parents: 10073
diff changeset
5856 // FIXME -- shouldn't these modes be scoped inside a class?
4b270d1540f7 avoid various GCC warnings
John W. Eaton <jwe@octave.org>
parents: 10073
diff changeset
5857 sortmode smode = UNSORTED;
9765
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5858
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5859 std::string mode = arg.string_value ();
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5860
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5861 if (error_state)
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5862 error ("issorted: expecting %s argument to be a character string", argn);
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5863 else if (mode == "ascending")
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5864 smode = ASCENDING;
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5865 else if (mode == "descending")
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5866 smode = DESCENDING;
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5867 else if (mode == "either")
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5868 smode = UNSORTED;
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5869 else
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
5870 error ("issorted: MODE must be \"ascending\", \"descending\", or \"either\"");
9765
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5871
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5872 return smode;
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5873 }
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5874
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5875 DEFUN (issorted, args, ,
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5876 "-*- texinfo -*-\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5877 @deftypefn {Built-in Function} {} issorted (@var{a})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
5878 @deftypefnx {Built-in Function} {} issorted (@var{a}, @var{mode})\n\
12681
c09ed93d1a8b doc: Don't use @code{} within @deftypefn macro
Rik <octave@nomad.inbox5.com>
parents: 12642
diff changeset
5879 @deftypefnx {Built-in Function} {} issorted (@var{a}, \"rows\", @var{mode})\n\
11431
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
5880 Return true if the array is sorted according to @var{mode}, which\n\
9765
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5881 may be either \"ascending\", \"descending\", or \"either\". By default,\n\
11431
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
5882 @var{mode} is \"ascending\". NaNs are treated in the same manner as\n\
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
5883 @code{sort}.\n\
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5884 \n\
11431
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
5885 If the optional argument \"rows\" is supplied, check whether\n\
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
5886 the array is sorted by rows as output by the function @code{sortrows}\n\
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
5887 (with no options).\n\
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
5888 \n\
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
5889 This function does not support sparse matrices.\n\
0d9640d755b1 Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents: 11422
diff changeset
5890 @seealso{sort, sortrows}\n\
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5891 @end deftypefn\n")
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5892 {
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5893 octave_value retval;
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5894
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5895 int nargin = args.length ();
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5896
9765
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5897 if (nargin < 1 || nargin > 3)
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5898 {
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5899 print_usage ();
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5900 return retval;
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5901 }
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5902
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5903 bool by_rows = false;
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5904
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5905 sortmode smode = ASCENDING;
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5906
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5907 if (nargin > 1)
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5908 {
9765
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5909 octave_value mode_arg;
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5910
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5911 if (nargin == 3)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5912 smode = get_sort_mode_option (args(2), "third");
9765
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5913
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5914 std::string tmp = args(1).string_value ();
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5915
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5916 if (! error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5917 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5918 if (tmp == "rows")
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5919 by_rows = true;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5920 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5921 smode = get_sort_mode_option (args(1), "second");
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5922 }
9765
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5923 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5924 error ("expecting second argument to be character string");
9765
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5925
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5926 if (error_state)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5927 return retval;
9765
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5928 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
5929
9765
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5930 octave_value arg = args(0);
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5931
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5932 if (by_rows)
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5933 {
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5934 if (arg.is_sparse_type ())
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5935 error ("issorted: sparse matrices not yet supported");
9765
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5936 if (arg.ndims () == 2)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5937 retval = arg.is_sorted_rows (smode) != UNSORTED;
9765
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5938 else
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
5939 error ("issorted: A must be a 2-dimensional object");
9765
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5940 }
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5941 else
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5942 {
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5943 if (arg.dims ().is_vector ())
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10303
diff changeset
5944 retval = args(0).is_sorted (smode) != UNSORTED;
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5945 else
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5946 error ("issorted: needs a vector");
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5947 }
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5948
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5949 return retval;
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5950 }
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
5951
9765
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5952 /*
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5953 %!shared sm, um, sv, uv
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5954 %! sm = [1, 2; 3, 4];
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5955 %! um = [3, 1; 2, 4];
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5956 %! sv = [1, 2, 3, 4];
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5957 %! uv = [2, 1, 4, 3];
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5958 %!assert(issorted (sm, "rows"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5959 %!assert(!issorted (um, "rows"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5960 %!assert(issorted (sv));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5961 %!assert(!issorted (uv));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5962 %!assert(issorted (sv'));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5963 %!assert(!issorted (uv'));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5964 %!assert(issorted (sm, "rows", "ascending"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5965 %!assert(!issorted (um, "rows", "ascending"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5966 %!assert(issorted (sv, "ascending"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5967 %!assert(!issorted (uv, "ascending"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5968 %!assert(issorted (sv', "ascending"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5969 %!assert(!issorted (uv', "ascending"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5970 %!assert(!issorted (sm, "rows", "descending"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5971 %!assert(issorted (flipud (sm), "rows", "descending"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5972 %!assert(!issorted (sv, "descending"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5973 %!assert(issorted (fliplr (sv), "descending"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5974 %!assert(!issorted (sv', "descending"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5975 %!assert(issorted (fliplr (sv)', "descending"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5976 %!assert(!issorted (um, "rows", "either"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5977 %!assert(!issorted (uv, "either"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5978 %!assert(issorted (sm, "rows", "either"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5979 %!assert(issorted (flipud (sm), "rows", "either"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5980 %!assert(issorted (sv, "either"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5981 %!assert(issorted (fliplr (sv), "either"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5982 %!assert(issorted (sv', "either"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5983 %!assert(issorted (fliplr (sv)', "either"));
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5984 */
7fc1c8c47b86 issorted: new option for sort mode
John W. Eaton <jwe@octave.org>
parents: 9758
diff changeset
5985
9725
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
5986 DEFUN (nth_element, args, ,
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
5987 "-*- texinfo -*-\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
5988 @deftypefn {Built-in Function} {} nth_element (@var{x}, @var{n})\n\
9725
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
5989 @deftypefnx {Built-in Function} {} nth_element (@var{x}, @var{n}, @var{dim})\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
5990 Select the n-th smallest element of a vector, using the ordering defined by\n\
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
5991 @code{sort}. In other words, the result is equivalent to\n\
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
5992 @code{sort(@var{x})(@var{n})}.\n\
9725
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
5993 @var{n} can also be a contiguous range, either ascending @code{l:u}\n\
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
5994 or descending @code{u:-1:l}, in which case a range of elements is returned.\n\
10846
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
5995 If @var{x} is an array, @code{nth_element} operates along the dimension\n\
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
5996 defined by @var{dim}, or the first non-singleton dimension if @var{dim} is\n\
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
5997 not given.\n\
9725
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
5998 \n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
5999 nth_element encapsulates the C++ standard library algorithms nth_element and\n\
10846
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
6000 partial_sort. On average, the complexity of the operation is O(M*log(K)),\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
6001 where @w{@code{M = size (@var{x}, @var{dim})}} and\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
6002 @w{@code{K = length (@var{n})}}.\n\
9725
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6003 This function is intended for cases where the ratio K/M is small; otherwise,\n\
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6004 it may be better to use @code{sort}.\n\
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6005 @seealso{sort, min, max}\n\
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6006 @end deftypefn")
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6007 {
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6008 octave_value retval;
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6009 int nargin = args.length ();
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6010
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6011 if (nargin == 2 || nargin == 3)
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6012 {
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6013 octave_value argx = args(0);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6014
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6015 int dim = -1;
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6016 if (nargin == 3)
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6017 {
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6018 dim = args(2).int_value (true) - 1;
10703
5eb420d92307 fix sort and nth_element when trailing singleton dim is specified
Jaroslav Hajek <highegg@gmail.com>
parents: 10695
diff changeset
6019 if (dim < 0)
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
6020 error ("nth_element: DIM must be a valid dimension");
9725
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6021 }
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6022 if (dim < 0)
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6023 dim = argx.dims ().first_non_singleton ();
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6024
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6025 idx_vector n = args(1).index_vector ();
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6026
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6027 if (error_state)
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6028 return retval;
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6029
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6030 switch (argx.builtin_type ())
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6031 {
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6032 case btyp_double:
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6033 retval = argx.array_value ().nth_element (n, dim);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6034 break;
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6035 case btyp_float:
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6036 retval = argx.float_array_value ().nth_element (n, dim);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6037 break;
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6038 case btyp_complex:
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6039 retval = argx.complex_array_value ().nth_element (n, dim);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6040 break;
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6041 case btyp_float_complex:
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6042 retval = argx.float_complex_array_value ().nth_element (n, dim);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6043 break;
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6044 #define MAKE_INT_BRANCH(X) \
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6045 case btyp_ ## X: \
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6046 retval = argx.X ## _array_value ().nth_element (n, dim); \
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6047 break
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6048
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6049 MAKE_INT_BRANCH (int8);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6050 MAKE_INT_BRANCH (int16);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6051 MAKE_INT_BRANCH (int32);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6052 MAKE_INT_BRANCH (int64);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6053 MAKE_INT_BRANCH (uint8);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6054 MAKE_INT_BRANCH (uint16);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6055 MAKE_INT_BRANCH (uint32);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6056 MAKE_INT_BRANCH (uint64);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6057 #undef MAKE_INT_BRANCH
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6058 default:
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6059 if (argx.is_cellstr ())
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6060 retval = argx.cellstr_value ().nth_element (n, dim);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6061 else
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6062 gripe_wrong_type_arg ("nth_element", argx);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6063 }
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6064 }
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6065 else
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6066 print_usage ();
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6067
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6068 return retval;
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6069 }
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9723
diff changeset
6070
8934
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6071 template <class NDT>
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
6072 static NDT
8934
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6073 do_accumarray_sum (const idx_vector& idx, const NDT& vals,
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6074 octave_idx_type n = -1)
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6075 {
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6076 typedef typename NDT::element_type T;
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6077 if (n < 0)
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6078 n = idx.extent (0);
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6079 else if (idx.extent (n) > n)
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6080 error ("accumarray: index out of range");
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6081
9858
47c5af1868df move idx_add methods to MArrayN
Jaroslav Hajek <highegg@gmail.com>
parents: 9856
diff changeset
6082 NDT retval (dim_vector (n, 1), T());
8934
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6083
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6084 if (vals.numel () == 1)
9858
47c5af1868df move idx_add methods to MArrayN
Jaroslav Hajek <highegg@gmail.com>
parents: 9856
diff changeset
6085 retval.idx_add (idx, vals (0));
47c5af1868df move idx_add methods to MArrayN
Jaroslav Hajek <highegg@gmail.com>
parents: 9856
diff changeset
6086 else if (vals.numel () == idx.length (n))
47c5af1868df move idx_add methods to MArrayN
Jaroslav Hajek <highegg@gmail.com>
parents: 9856
diff changeset
6087 retval.idx_add (idx, vals);
8934
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6088 else
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6089 error ("accumarray: dimensions mismatch");
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6090
9858
47c5af1868df move idx_add methods to MArrayN
Jaroslav Hajek <highegg@gmail.com>
parents: 9856
diff changeset
6091 return retval;
8934
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6092 }
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6093
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6094 DEFUN (__accumarray_sum__, args, ,
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6095 "-*- texinfo -*-\n\
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6096 @deftypefn {Built-in Function} {} __accumarray_sum__ (@var{idx}, @var{vals}, @var{n})\n\
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6097 Undocumented internal function.\n\
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6098 @end deftypefn")
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6099 {
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6100 octave_value retval;
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6101 int nargin = args.length ();
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6102 if (nargin >= 2 && nargin <= 3 && args(0).is_numeric_type ())
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6103 {
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6104 idx_vector idx = args(0).index_vector ();
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6105 octave_idx_type n = -1;
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6106 if (nargin == 3)
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6107 n = args(2).idx_type_value (true);
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6108
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6109 if (! error_state)
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6110 {
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6111 octave_value vals = args(1);
9198
3b9aacf07744 optimize accumarray with constant ranges
Jaroslav Hajek <highegg@gmail.com>
parents: 9197
diff changeset
6112 if (vals.is_range ())
3b9aacf07744 optimize accumarray with constant ranges
Jaroslav Hajek <highegg@gmail.com>
parents: 9197
diff changeset
6113 {
3b9aacf07744 optimize accumarray with constant ranges
Jaroslav Hajek <highegg@gmail.com>
parents: 9197
diff changeset
6114 Range r = vals.range_value ();
3b9aacf07744 optimize accumarray with constant ranges
Jaroslav Hajek <highegg@gmail.com>
parents: 9197
diff changeset
6115 if (r.inc () == 0)
3b9aacf07744 optimize accumarray with constant ranges
Jaroslav Hajek <highegg@gmail.com>
parents: 9197
diff changeset
6116 vals = r.base ();
3b9aacf07744 optimize accumarray with constant ranges
Jaroslav Hajek <highegg@gmail.com>
parents: 9197
diff changeset
6117 }
3b9aacf07744 optimize accumarray with constant ranges
Jaroslav Hajek <highegg@gmail.com>
parents: 9197
diff changeset
6118
8934
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6119 if (vals.is_single_type ())
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6120 {
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6121 if (vals.is_complex_type ())
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6122 retval = do_accumarray_sum (idx, vals.float_complex_array_value (), n);
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6123 else
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6124 retval = do_accumarray_sum (idx, vals.float_array_value (), n);
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6125 }
10269
217d36560dfa small fixes to accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10268
diff changeset
6126 else if (vals.is_numeric_type () || vals.is_bool_type ())
8934
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6127 {
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6128 if (vals.is_complex_type ())
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6129 retval = do_accumarray_sum (idx, vals.complex_array_value (), n);
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6130 else
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6131 retval = do_accumarray_sum (idx, vals.array_value (), n);
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6132 }
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6133 else
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6134 gripe_wrong_type_arg ("accumarray", vals);
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6135 }
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6136 }
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6137 else
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6138 print_usage ();
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6139
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
6140 return retval;
8934
c2099a4d12ea partially optimize accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
6141 }
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
6142
9473
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6143 template <class NDT>
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
6144 static NDT
10268
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6145 do_accumarray_minmax (const idx_vector& idx, const NDT& vals,
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6146 octave_idx_type n, bool ismin,
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6147 const typename NDT::element_type& zero_val)
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6148 {
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6149 typedef typename NDT::element_type T;
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6150 if (n < 0)
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6151 n = idx.extent (0);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6152 else if (idx.extent (n) > n)
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6153 error ("accumarray: index out of range");
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6154
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6155 NDT retval (dim_vector (n, 1), zero_val);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6156
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6157 // Pick minimizer or maximizer.
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
6158 void (MArray<T>::*op) (const idx_vector&, const MArray<T>&) =
10350
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
6159 ismin ? (&MArray<T>::idx_min) : (&MArray<T>::idx_max);
10268
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6160
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6161 octave_idx_type l = idx.length (n);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6162 if (vals.numel () == 1)
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6163 (retval.*op) (idx, NDT (dim_vector (l, 1), vals(0)));
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6164 else if (vals.numel () == l)
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6165 (retval.*op) (idx, vals);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6166 else
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6167 error ("accumarray: dimensions mismatch");
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6168
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6169 return retval;
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6170 }
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6171
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6172 static octave_value_list
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6173 do_accumarray_minmax_fun (const octave_value_list& args,
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6174 bool ismin)
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6175 {
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6176 octave_value retval;
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6177 int nargin = args.length ();
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6178 if (nargin >= 3 && nargin <= 4 && args(0).is_numeric_type ())
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6179 {
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6180 idx_vector idx = args(0).index_vector ();
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6181 octave_idx_type n = -1;
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6182 if (nargin == 4)
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6183 n = args(3).idx_type_value (true);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6184
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6185 if (! error_state)
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6186 {
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6187 octave_value vals = args(1), zero = args (2);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6188
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6189 switch (vals.builtin_type ())
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6190 {
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6191 case btyp_double:
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6192 retval = do_accumarray_minmax (idx, vals.array_value (), n, ismin,
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6193 zero.double_value ());
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6194 break;
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6195 case btyp_float:
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6196 retval = do_accumarray_minmax (idx, vals.float_array_value (), n, ismin,
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6197 zero.float_value ());
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6198 break;
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6199 case btyp_complex:
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6200 retval = do_accumarray_minmax (idx, vals.complex_array_value (), n, ismin,
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6201 zero.complex_value ());
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6202 break;
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6203 case btyp_float_complex:
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6204 retval = do_accumarray_minmax (idx, vals.float_complex_array_value (), n, ismin,
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6205 zero.float_complex_value ());
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6206 break;
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6207 #define MAKE_INT_BRANCH(X) \
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6208 case btyp_ ## X: \
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6209 retval = do_accumarray_minmax (idx, vals.X ## _array_value (), n, ismin, \
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6210 zero.X ## _scalar_value ()); \
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6211 break
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6212
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6213 MAKE_INT_BRANCH (int8);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6214 MAKE_INT_BRANCH (int16);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6215 MAKE_INT_BRANCH (int32);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6216 MAKE_INT_BRANCH (int64);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6217 MAKE_INT_BRANCH (uint8);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6218 MAKE_INT_BRANCH (uint16);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6219 MAKE_INT_BRANCH (uint32);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6220 MAKE_INT_BRANCH (uint64);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6221 #undef MAKE_INT_BRANCH
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6222 case btyp_bool:
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6223 retval = do_accumarray_minmax (idx, vals.array_value (), n, ismin,
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6224 zero.bool_value ());
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6225 break;
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6226 default:
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6227 gripe_wrong_type_arg ("accumarray", vals);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6228 }
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6229 }
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6230 }
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6231 else
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6232 print_usage ();
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6233
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
6234 return retval;
10268
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6235 }
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6236
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6237 DEFUN (__accumarray_min__, args, ,
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6238 "-*- texinfo -*-\n\
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6239 @deftypefn {Built-in Function} {} __accumarray_min__ (@var{idx}, @var{vals}, @var{zero}, @var{n})\n\
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6240 Undocumented internal function.\n\
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6241 @end deftypefn")
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6242 {
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6243 return do_accumarray_minmax_fun (args, true);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6244 }
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6245
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6246 DEFUN (__accumarray_max__, args, ,
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6247 "-*- texinfo -*-\n\
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6248 @deftypefn {Built-in Function} {} __accumarray_max__ (@var{idx}, @var{vals}, @var{zero}, @var{n})\n\
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6249 Undocumented internal function.\n\
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6250 @end deftypefn")
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6251 {
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6252 return do_accumarray_minmax_fun (args, false);
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6253 }
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6254
9a16a61ed43d new optimizations for accumarray
Jaroslav Hajek <highegg@gmail.com>
parents: 10240
diff changeset
6255 template <class NDT>
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
6256 static NDT
10396
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6257 do_accumdim_sum (const idx_vector& idx, const NDT& vals,
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6258 int dim = -1, octave_idx_type n = -1)
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6259 {
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6260 typedef typename NDT::element_type T;
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6261 if (n < 0)
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6262 n = idx.extent (0);
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6263 else if (idx.extent (n) > n)
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6264 error ("accumarray: index out of range");
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6265
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6266 dim_vector rdv = vals.dims ();
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6267 if (dim < 0)
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6268 dim = vals.dims ().first_non_singleton ();
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6269 else if (dim >= rdv.length ())
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6270 rdv.resize (dim+1, 1);
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6271
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6272 rdv(dim) = n;
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6273
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6274 NDT retval (rdv, T());
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6275
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6276 retval.idx_add_nd (idx, vals, dim);
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6277 return retval;
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6278 }
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6279
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6280 DEFUN (__accumdim_sum__, args, ,
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6281 "-*- texinfo -*-\n\
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6282 @deftypefn {Built-in Function} {} __accumdim_sum__ (@var{idx}, @var{vals}, @var{dim}, @var{n})\n\
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6283 Undocumented internal function.\n\
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6284 @end deftypefn")
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6285 {
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6286 octave_value retval;
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6287 int nargin = args.length ();
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6288 if (nargin >= 2 && nargin <= 4 && args(0).is_numeric_type ())
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6289 {
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6290 idx_vector idx = args(0).index_vector ();
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6291 int dim = -1;
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6292 if (nargin >= 3)
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6293 dim = args(2).int_value () - 1;
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6294
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6295 octave_idx_type n = -1;
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6296 if (nargin == 4)
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6297 n = args(3).idx_type_value (true);
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6298
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6299 if (! error_state)
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6300 {
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6301 octave_value vals = args(1);
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6302
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6303 if (vals.is_single_type ())
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6304 {
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6305 if (vals.is_complex_type ())
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6306 retval = do_accumdim_sum (idx, vals.float_complex_array_value (), dim, n);
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6307 else
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6308 retval = do_accumdim_sum (idx, vals.float_array_value (), dim, n);
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6309 }
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6310 else if (vals.is_numeric_type () || vals.is_bool_type ())
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6311 {
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6312 if (vals.is_complex_type ())
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6313 retval = do_accumdim_sum (idx, vals.complex_array_value (), dim, n);
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6314 else
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6315 retval = do_accumdim_sum (idx, vals.array_value (), dim, n);
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6316 }
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6317 else
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6318 gripe_wrong_type_arg ("accumdim", vals);
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6319 }
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6320 }
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6321 else
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6322 print_usage ();
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6323
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
6324 return retval;
10396
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6325 }
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6326
a0b51ac0f88a optimize accumdim with summation
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
6327 template <class NDT>
9473
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6328 static NDT
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6329 do_merge (const Array<bool>& mask,
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6330 const NDT& tval, const NDT& fval)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6331 {
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6332 typedef typename NDT::element_type T;
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6333 dim_vector dv = mask.dims ();
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6334 NDT retval (dv);
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6335
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6336 bool tscl = tval.numel () == 1, fscl = fval.numel () == 1;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
6337
9473
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6338 if ((! tscl && tval.dims () != dv)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6339 || (! fscl && fval.dims () != dv))
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
6340 error ("merge: MASK, TVAL, and FVAL dimensions must match");
9473
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6341 else
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6342 {
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6343 T *rv = retval.fortran_vec ();
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6344 octave_idx_type n = retval.numel ();
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6345
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6346 const T *tv = tval.data (), *fv = fval.data ();
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6347 const bool *mv = mask.data ();
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6348
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6349 if (tscl)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6350 {
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6351 if (fscl)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6352 {
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6353 T ts = tv[0], fs = fv[0];
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6354 for (octave_idx_type i = 0; i < n; i++)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6355 rv[i] = mv[i] ? ts : fs;
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6356 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6357 else
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6358 {
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6359 T ts = tv[0];
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6360 for (octave_idx_type i = 0; i < n; i++)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6361 rv[i] = mv[i] ? ts : fv[i];
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6362 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6363 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6364 else
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6365 {
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6366 if (fscl)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6367 {
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6368 T fs = fv[0];
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6369 for (octave_idx_type i = 0; i < n; i++)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6370 rv[i] = mv[i] ? tv[i] : fs;
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6371 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6372 else
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6373 {
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6374 for (octave_idx_type i = 0; i < n; i++)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6375 rv[i] = mv[i] ? tv[i] : fv[i];
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6376 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6377 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6378 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6379
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6380 return retval;
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6381 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6382
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6383 #define MAKE_INT_BRANCH(INTX) \
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6384 else if (tval.is_ ## INTX ## _type () && fval.is_ ## INTX ## _type ()) \
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6385 { \
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6386 retval = do_merge (mask, \
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6387 tval.INTX ## _array_value (), \
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6388 fval.INTX ## _array_value ()); \
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6389 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6390
9505
a321a1c227c8 make ifelse an alias or merge
Jaroslav Hajek <highegg@gmail.com>
parents: 9475
diff changeset
6391 DEFUN (merge, args, ,
9473
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6392 "-*- texinfo -*-\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
6393 @deftypefn {Built-in Function} {} merge (@var{mask}, @var{tval}, @var{fval})\n\
9505
a321a1c227c8 make ifelse an alias or merge
Jaroslav Hajek <highegg@gmail.com>
parents: 9475
diff changeset
6394 @deftypefnx {Built-in Function} {} ifelse (@var{mask}, @var{tval}, @var{fval})\n\
11572
7d6d8c1e471f Grammarcheck Texinfo for files in src directory.
Rik <octave@nomad.inbox5.com>
parents: 11570
diff changeset
6395 Merge elements of @var{true_val} and @var{false_val}, depending on the\n\
10846
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
6396 value of @var{mask}. If @var{mask} is a logical scalar, the other two\n\
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
6397 arguments can be arbitrary values. Otherwise, @var{mask} must be a logical\n\
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
6398 array, and @var{tval}, @var{fval} should be arrays of matching class, or\n\
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
6399 cell arrays. In the scalar mask case, @var{tval} is returned if @var{mask}\n\
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
6400 is true, otherwise @var{fval} is returned.\n\
9473
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6401 \n\
10846
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
6402 In the array mask case, both @var{tval} and @var{fval} must be either\n\
a4f482e66b65 Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents: 10840
diff changeset
6403 scalars or arrays with dimensions equal to @var{mask}. The result is\n\
12642
f96b9b9f141b doc: Periodic grammarcheck and spellcheck of documentation.
Rik <octave@nomad.inbox5.com>
parents: 12639
diff changeset
6404 constructed as follows:\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
6405 \n\
9473
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6406 @example\n\
9758
09da0bd91412 Periodic grammar check of Octave documentation files to ensure common format
Rik <rdrider0-list@yahoo.com>
parents: 9736
diff changeset
6407 @group\n\
9473
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6408 result(mask) = tval(mask);\n\
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6409 result(! mask) = fval(! mask);\n\
9758
09da0bd91412 Periodic grammar check of Octave documentation files to ensure common format
Rik <rdrider0-list@yahoo.com>
parents: 9736
diff changeset
6410 @end group\n\
9473
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6411 @end example\n\
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6412 \n\
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6413 @var{mask} can also be arbitrary numeric type, in which case\n\
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6414 it is first converted to logical.\n\
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6415 @seealso{logical}\n\
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6416 @end deftypefn")
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6417 {
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6418 int nargin = args.length ();
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6419 octave_value retval;
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6420
9856
870a69bac55c fix test in merge
Jaroslav Hajek <highegg@gmail.com>
parents: 9848
diff changeset
6421 if (nargin == 3 && (args(0).is_bool_type () || args(0).is_numeric_type ()))
9473
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6422 {
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6423 octave_value mask_val = args(0);
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6424
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6425 if (mask_val.is_scalar_type ())
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6426 retval = mask_val.is_true () ? args(1) : args(2);
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6427 else
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6428 {
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6429 boolNDArray mask = mask_val.bool_array_value ();
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6430 octave_value tval = args(1), fval = args(2);
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6431 if (tval.is_double_type () && fval.is_double_type ())
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6432 {
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6433 if (tval.is_complex_type () || fval.is_complex_type ())
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6434 retval = do_merge (mask,
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6435 tval.complex_array_value (),
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6436 fval.complex_array_value ());
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6437 else
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6438 retval = do_merge (mask,
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6439 tval.array_value (),
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6440 fval.array_value ());
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6441 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6442 else if (tval.is_single_type () && fval.is_single_type ())
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6443 {
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6444 if (tval.is_complex_type () || fval.is_complex_type ())
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6445 retval = do_merge (mask,
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6446 tval.float_complex_array_value (),
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6447 fval.float_complex_array_value ());
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6448 else
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6449 retval = do_merge (mask,
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6450 tval.float_array_value (),
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6451 fval.float_array_value ());
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6452 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6453 else if (tval.is_string () && fval.is_string ())
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6454 {
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6455 bool sq_string = tval.is_sq_string () || fval.is_sq_string ();
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6456 retval = octave_value (do_merge (mask,
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6457 tval.char_array_value (),
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6458 fval.char_array_value ()),
9689
34d6f005db4b eliminate is_string argument from octave_value character array constructors
John W. Eaton <jwe@octave.org>
parents: 9685
diff changeset
6459 sq_string ? '\'' : '"');
9473
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6460 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6461 else if (tval.is_cell () && fval.is_cell ())
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6462 {
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6463 retval = do_merge (mask,
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6464 tval.cell_value (),
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6465 fval.cell_value ());
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6466 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6467
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6468 MAKE_INT_BRANCH (int8)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6469 MAKE_INT_BRANCH (int16)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6470 MAKE_INT_BRANCH (int32)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6471 MAKE_INT_BRANCH (int64)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6472 MAKE_INT_BRANCH (uint8)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6473 MAKE_INT_BRANCH (uint16)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6474 MAKE_INT_BRANCH (uint32)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6475 MAKE_INT_BRANCH (uint64)
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6476
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6477 else
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
6478 error ("merge: cannot merge %s with %s with array mask",
9473
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6479 tval.class_name ().c_str (),
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6480 fval.class_name ().c_str ());
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6481 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6482 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6483 else
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6484 print_usage ();
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6485
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6486 return retval;
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6487 }
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6488
9505
a321a1c227c8 make ifelse an alias or merge
Jaroslav Hajek <highegg@gmail.com>
parents: 9475
diff changeset
6489 DEFALIAS (ifelse, merge);
a321a1c227c8 make ifelse an alias or merge
Jaroslav Hajek <highegg@gmail.com>
parents: 9475
diff changeset
6490
9473
833109a9f37f implement merge function
Jaroslav Hajek <highegg@gmail.com>
parents: 9428
diff changeset
6491 #undef MAKE_INT_BRANCH
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8527
diff changeset
6492
9513
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6493 template <class SparseT>
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6494 static SparseT
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6495 do_sparse_diff (const SparseT& array, octave_idx_type order,
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6496 int dim)
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6497 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6498 SparseT retval = array;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6499 if (dim == 1)
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6500 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6501 octave_idx_type k = retval.columns ();
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6502 while (order > 0 && k > 0)
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6503 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6504 idx_vector col1 (':'), col2 (':'), sl1 (1, k), sl2 (0, k-1);
10785
c2041adcf234 remove unnecessary sparse indexing overloads
Jaroslav Hajek <highegg@gmail.com>
parents: 10763
diff changeset
6505 retval = SparseT (retval.index (col1, sl1)) - SparseT (retval.index (col2, sl2));
9513
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6506 assert (retval.columns () == k-1);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6507 order--;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6508 k--;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6509 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6510 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6511 else
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6512 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6513 octave_idx_type k = retval.rows ();
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6514 while (order > 0 && k > 0)
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6515 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6516 idx_vector col1 (':'), col2 (':'), sl1 (1, k), sl2 (0, k-1);
10785
c2041adcf234 remove unnecessary sparse indexing overloads
Jaroslav Hajek <highegg@gmail.com>
parents: 10763
diff changeset
6517 retval = SparseT (retval.index (sl1, col1)) - SparseT (retval.index (sl2, col2));
9513
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6518 assert (retval.rows () == k-1);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6519 order--;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6520 k--;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6521 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6522 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6523
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6524 return retval;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6525 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6526
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6527 static octave_value
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6528 do_diff (const octave_value& array, octave_idx_type order,
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6529 int dim = -1)
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6530 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6531 octave_value retval;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6532
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6533 const dim_vector& dv = array.dims ();
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6534 if (dim == -1)
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6535 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6536 dim = array.dims ().first_non_singleton ();
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6537
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6538 // Bother Matlab. This behavior is really wicked.
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6539 if (dv(dim) <= order)
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6540 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6541 if (dv(dim) == 1)
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6542 retval = array.resize (dim_vector (0, 0));
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6543 else
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6544 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6545 retval = array;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6546 while (order > 0)
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6547 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6548 if (dim == dv.length ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6549 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6550 retval = do_diff (array, order, dim - 1);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6551 order = 0;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6552 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6553 else if (dv(dim) == 1)
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6554 dim++;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6555 else
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6556 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6557 retval = do_diff (array, dv(dim) - 1, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6558 order -= dv(dim) - 1;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6559 dim++;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6560 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6561 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6562 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6563
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6564 return retval;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6565 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6566 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6567
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6568 if (array.is_integer_type ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6569 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6570 if (array.is_int8_type ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6571 retval = array.int8_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6572 else if (array.is_int16_type ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6573 retval = array.int16_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6574 else if (array.is_int32_type ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6575 retval = array.int32_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6576 else if (array.is_int64_type ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6577 retval = array.int64_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6578 else if (array.is_uint8_type ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6579 retval = array.uint8_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6580 else if (array.is_uint16_type ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6581 retval = array.uint16_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6582 else if (array.is_uint32_type ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6583 retval = array.uint32_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6584 else if (array.is_uint64_type ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6585 retval = array.uint64_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6586 else
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6587 panic_impossible ();
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6588 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6589 else if (array.is_sparse_type ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6590 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6591 if (array.is_complex_type ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6592 retval = do_sparse_diff (array.sparse_complex_matrix_value (), order, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6593 else
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6594 retval = do_sparse_diff (array.sparse_matrix_value (), order, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6595 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6596 else if (array.is_single_type ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6597 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6598 if (array.is_complex_type ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6599 retval = array.float_complex_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6600 else
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6601 retval = array.float_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6602 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6603 else
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6604 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6605 if (array.is_complex_type ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6606 retval = array.complex_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6607 else
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6608 retval = array.array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6609 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6610
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6611 return retval;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6612 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6613
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6614 DEFUN (diff, args, ,
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6615 "-*- texinfo -*-\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
6616 @deftypefn {Built-in Function} {} diff (@var{x})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
6617 @deftypefnx {Built-in Function} {} diff (@var{x}, @var{k})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
6618 @deftypefnx {Built-in Function} {} diff (@var{x}, @var{k}, @var{dim})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
6619 If @var{x} is a vector of length @math{n}, @code{diff (@var{x})} is the\n\
9513
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6620 vector of first differences\n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6621 @tex\n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6622 $x_2 - x_1, \\ldots{}, x_n - x_{n-1}$.\n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6623 @end tex\n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6624 @ifnottex\n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6625 @var{x}(2) - @var{x}(1), @dots{}, @var{x}(n) - @var{x}(n-1).\n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6626 @end ifnottex\n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6627 \n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6628 If @var{x} is a matrix, @code{diff (@var{x})} is the matrix of column\n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6629 differences along the first non-singleton dimension.\n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6630 \n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6631 The second argument is optional. If supplied, @code{diff (@var{x},\n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6632 @var{k})}, where @var{k} is a non-negative integer, returns the\n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6633 @var{k}-th differences. It is possible that @var{k} is larger than\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
6634 the first non-singleton dimension of the matrix. In this case,\n\
9513
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6635 @code{diff} continues to take the differences along the next\n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6636 non-singleton dimension.\n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6637 \n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6638 The dimension along which to take the difference can be explicitly\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
6639 stated with the optional variable @var{dim}. In this case the\n\
9513
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6640 @var{k}-th order differences are calculated along this dimension.\n\
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6641 In the case where @var{k} exceeds @code{size (@var{x}, @var{dim})}\n\
12639
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter.
Rik <octave@nomad.inbox5.com>
parents: 12584
diff changeset
6642 an empty matrix is returned.\n\
9513
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6643 @end deftypefn")
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6644 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6645 int nargin = args.length ();
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6646 octave_value retval;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6647
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6648 if (nargin < 1 || nargin > 3)
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6649 print_usage ();
10880
92c3e8068f28 allow diff(logical)
Jaroslav Hajek <highegg@gmail.com>
parents: 10846
diff changeset
6650 else if (! (args(0).is_numeric_type () || args(0).is_bool_type ()))
92c3e8068f28 allow diff(logical)
Jaroslav Hajek <highegg@gmail.com>
parents: 10846
diff changeset
6651 error ("diff: X must be numeric or logical");
9513
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6652
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6653 if (! error_state)
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6654 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6655 int dim = -1;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6656 octave_idx_type order = 1;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6657 if (nargin > 1)
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6658 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6659 if (args(1).is_scalar_type ())
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6660 order = args(1).idx_type_value (true, false);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6661 else if (! args(1).is_zero_by_zero ())
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
6662 error ("order K must be a scalar or []");
9513
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6663 if (! error_state && order < 0)
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
6664 error ("order K must be non-negative");
9513
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6665 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6666
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6667 if (nargin > 2)
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6668 {
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6669 dim = args(2).int_value (true, false);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6670 if (! error_state && (dim < 1 || dim > args(0).ndims ()))
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
6671 error ("DIM must be a valid dimension");
9513
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6672 else
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6673 dim -= 1;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6674 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6675
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6676 if (! error_state)
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6677 retval = do_diff (args(0), order, dim);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6678 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6679
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6680 return retval;
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6681 }
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6682
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6683 /*
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6684
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6685 %!assert (diff ([1, 2, 3, 4]), [1, 1, 1])
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6686 %!assert (diff ([1, 3, 7, 19], 2), [2, 8])
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6687 %!assert (diff ([1, 2; 5, 4; 8, 7; 9, 6; 3, 1]), [4, 2; 3, 3; 1, -1; -6, -5])
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6688 %!assert (diff ([1, 2; 5, 4; 8, 7; 9, 6; 3, 1], 3), [-1, -5; -5, 0])
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6689 %!assert (isempty (diff (1)));
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6690
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6691 %!error diff ([1, 2; 3, 4], -1);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6692
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6693 %!error diff ("foo");
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6694
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6695 %!error diff ();
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6696
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6697 %!error diff (1, 2, 3, 4);
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6698
9f870f73ab7d implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents: 9505
diff changeset
6699 */
10799
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6700
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6701 template <class T>
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11575
diff changeset
6702 static Array<T>
10799
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6703 do_repelems (const Array<T>& src, const Array<octave_idx_type>& rep)
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6704 {
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6705 Array<T> retval;
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6706
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6707 assert (rep.ndims () == 2 && rep.rows () == 2);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6708
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6709 octave_idx_type n = rep.columns (), l = 0;
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6710 for (octave_idx_type i = 0; i < n; i++)
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6711 {
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6712 octave_idx_type k = rep(1, i);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6713 if (k < 0)
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6714 {
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
6715 error ("repelems: second row must contain non-negative numbers");
10799
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6716 return retval;
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6717 }
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6718
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6719 l += k;
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6720 }
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6721
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6722 retval.clear (1, l);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6723 T *dest = retval.fortran_vec ();
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6724 l = 0;
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6725 for (octave_idx_type i = 0; i < n; i++)
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6726 {
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6727 octave_idx_type k = rep(1, i);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6728 std::fill_n (dest, k, src.checkelem (rep(0, i) - 1));
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6729 dest += k;
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6730 }
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6731
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6732 return retval;
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6733 }
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6734
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6735 DEFUN (repelems, args, ,
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6736 "-*- texinfo -*-\n\
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6737 @deftypefn {Built-in Function} {} repelems (@var{x}, @var{r})\n\
10801
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6738 Construct a vector of repeated elements from @var{x}. @var{r}\n\
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6739 is a 2x@var{N} integer matrix specifying which elements to repeat and\n\
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6740 how often to repeat each element.\n\
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6741 \n\
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6742 Entries in the first row, @var{r}(1,j), select an element to repeat.\n\
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6743 The corresponding entry in the second row, @var{r}(2,j), specifies\n\
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6744 the repeat count. If @var{x} is a matrix then the columns of @var{x} are\n\
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6745 imagined to be stacked on top of each other for purposes of the selection\n\
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6746 index. A row vector is always returned.\n\
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6747 \n\
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6748 Conceptually the result is calculated as follows:\n\
10799
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6749 \n\
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6750 @example\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
6751 @group\n\
10801
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6752 y = [];\n\
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6753 for i = 1:columns (@var{r})\n\
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6754 y = [y, @var{x}(@var{r}(1,i)*ones(1, @var{r}(2,i)))];\n\
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6755 endfor\n\
10840
89f4d7e294cc Grammarcheck .cc files
Rik <octave@nomad.inbox5.com>
parents: 10801
diff changeset
6756 @end group\n\
10799
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6757 @end example\n\
10801
a40e32927b3a Improve documentation for new repelems function.
Rik <octave@nomad.inbox5.com>
parents: 10799
diff changeset
6758 @seealso{repmat}\n\
10799
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6759 @end deftypefn")
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6760 {
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6761 octave_value retval;
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6762
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6763 if (args.length () == 2)
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6764 {
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6765 octave_value x = args(0);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6766
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6767 const Matrix rm = args(1).matrix_value ();
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6768 if (error_state)
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6769 return retval;
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6770 else if (rm.rows () != 2 || rm.ndims () != 2)
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6771 {
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
6772 error ("repelems: R must be a matrix with two rows");
10799
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6773 return retval;
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6774 }
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6775 else
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6776 {
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6777 NoAlias< Array<octave_idx_type> > r (rm.dims ());
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6778
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6779 for (octave_idx_type i = 0; i < rm.numel (); i++)
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6780 {
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6781 octave_idx_type rx = rm(i);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6782 if (static_cast<double> (rx) != rm(i))
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6783 {
12483
7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents: 11591
diff changeset
6784 error ("repelems: R must be a matrix of integers");
10799
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6785 return retval;
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6786 }
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6787
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6788 r(i) = rx;
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6789 }
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6790
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6791 switch (x.builtin_type ())
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6792 {
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6793 #define BTYP_BRANCH(X, EX) \
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6794 case btyp_ ## X: \
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6795 retval = do_repelems (x.EX ## _value (), r); \
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6796 break
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6797
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6798 BTYP_BRANCH (double, array);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6799 BTYP_BRANCH (float, float_array);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6800 BTYP_BRANCH (complex, complex_array);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6801 BTYP_BRANCH (float_complex, float_complex_array);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6802 BTYP_BRANCH (bool, bool_array);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6803 BTYP_BRANCH (char, char_array);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6804
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6805 BTYP_BRANCH (int8, int8_array);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6806 BTYP_BRANCH (int16, int16_array);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6807 BTYP_BRANCH (int32, int32_array);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6808 BTYP_BRANCH (int64, int64_array);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6809 BTYP_BRANCH (uint8, uint8_array);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6810 BTYP_BRANCH (uint16, uint16_array);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6811 BTYP_BRANCH (uint32, uint32_array);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6812 BTYP_BRANCH (uint64, uint64_array);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6813
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6814 BTYP_BRANCH (cell, cell);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6815 //BTYP_BRANCH (struct, map);//FIXME
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6816 #undef BTYP_BRANCH
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6817
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6818 default:
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6819 gripe_wrong_type_arg ("repelems", x);
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6820 }
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6821 }
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6822 }
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6823 else
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6824 print_usage ();
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6825
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6826 return retval;
177f1ad7c7c1 new built-in: repelems
Jaroslav Hajek <highegg@gmail.com>
parents: 10785
diff changeset
6827 }