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1 /* |
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2 |
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3 Copyright (C) 1996 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 2, or (at your option) any |
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10 later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, write to the Free |
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19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 |
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21 */ |
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22 |
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23 #if defined (__GNUG__) |
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24 #pragma implementation |
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25 #endif |
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26 |
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240
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27 #ifdef HAVE_CONFIG_H |
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1192
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28 #include <config.h> |
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29 #endif |
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30 |
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1558
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31 #include <cctype> |
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1355
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32 #include <cstring> |
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33 |
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1728
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34 #include <string> |
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35 |
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1558
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36 #include <fstream.h> |
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581
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37 #include <iostream.h> |
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38 |
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1742
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39 #include <SLList.h> |
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40 |
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1558
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41 #include "mx-base.h" |
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42 #include "Range.h" |
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1755
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43 #include "str-vec.h" |
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1558
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44 |
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45 #include "arith-ops.h" |
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46 #include "error.h" |
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47 #include "gripes.h" |
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1558
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48 #include "idx-vector.h" |
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1742
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49 #include "mappers.h" |
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747
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50 #include "oct-map.h" |
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1742
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51 #include "oct-obj.h" |
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1355
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52 #include "pager.h" |
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1558
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53 #include "pr-output.h" |
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54 #include "sysdep.h" |
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1742
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55 #include "pt-const.h" |
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2124
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56 #include "pt-walk.h" |
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1558
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57 #include "unwind-prot.h" |
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1355
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58 #include "user-prefs.h" |
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1430
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59 #include "utils.h" |
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1558
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60 #include "variables.h" |
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61 |
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2086
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62 #ifndef OCT_VAL_REP |
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63 #define OCT_VAL_REP octave_value::octave_value_rep |
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64 #endif |
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65 |
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66 #ifndef MAX |
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67 #define MAX(a,b) ((a) > (b) ? (a) : (b)) |
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68 #endif |
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69 |
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70 #ifndef OCT_VAL_REP |
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71 #define OCT_VAL_REP octave_value::octave_value_rep |
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72 #endif |
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73 |
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74 #ifndef MAX |
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75 #define MAX(a,b) ((a) > (b) ? (a) : (b)) |
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76 #endif |
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77 |
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78 // The following three variables could be made static members of the |
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2086
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79 // OCT_VAL_REP class. |
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80 |
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81 // Pointer to the blocks of memory we manage. |
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82 static OCT_VAL_REP *tc_rep_newlist = 0; |
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83 |
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84 // Multiplier for allocating new blocks. |
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85 static const int tc_rep_newlist_grow_size = 128; |
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86 |
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87 // Indentation level for structures. |
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1973
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88 static int struct_indent = 0; |
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89 |
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90 static void |
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1973
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91 increment_struct_indent (void) |
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92 { |
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1973
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93 struct_indent += 2; |
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94 } |
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95 |
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96 static void |
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1973
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97 decrement_struct_indent (void) |
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98 { |
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1973
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99 struct_indent -= 2; |
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100 } |
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101 |
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102 static bool |
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103 any_element_is_complex (const ComplexMatrix& a) |
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104 { |
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105 int nr = a.rows (); |
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106 int nc = a.columns (); |
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107 |
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108 for (int j = 0; j < nc; j++) |
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109 for (int i = 0; i < nr; i++) |
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110 if (imag (a.elem (i, j)) != 0.0) |
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111 return true; |
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112 |
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113 return false; |
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114 } |
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115 |
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116 // The following three variables could be made static members of the |
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117 // octave_value class. |
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118 |
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119 // Pointer to the blocks of memory we manage. |
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120 static octave_value *tc_newlist = 0; |
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121 |
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122 // Multiplier for allocating new blocks. |
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123 static const int tc_newlist_grow_size = 128; |
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124 |
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125 Octave_map |
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126 octave_value::map_value (void) const |
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127 { |
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128 return rep->map_value (); |
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129 } |
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130 |
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131 octave_value::~octave_value (void) |
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132 { |
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133 #if defined (MDEBUG) |
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134 cerr << "~octave_value: rep: " << rep |
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135 << " rep->count: " << rep->count << "\n"; |
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136 #endif |
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137 |
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138 if (--rep->count <= 0) |
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139 { |
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140 delete rep; |
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141 rep = 0; |
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142 } |
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143 } |
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144 |
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145 void * |
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146 octave_value::operator new (size_t size) |
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147 { |
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148 assert (size == sizeof (octave_value)); |
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149 |
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150 if (! tc_newlist) |
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151 { |
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152 int block_size = tc_newlist_grow_size * sizeof (octave_value); |
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153 tc_newlist = (octave_value *) new char [block_size]; |
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154 |
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155 int i = 0; |
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156 |
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157 for (i = 0; i < tc_newlist_grow_size - 1; i++) |
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158 tc_newlist[i].freeptr = &tc_newlist[i+1]; |
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159 |
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160 tc_newlist[i].freeptr = 0; |
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161 } |
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162 |
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163 octave_value *tmp = tc_newlist; |
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164 tc_newlist = tc_newlist->freeptr; |
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165 return tmp; |
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166 } |
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167 |
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168 void |
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169 octave_value::operator delete (void *p, size_t /* size */) |
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170 { |
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171 octave_value *tmp = (octave_value *) p; |
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172 tmp->freeptr = tc_newlist; |
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173 tc_newlist = tmp; |
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174 } |
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175 |
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176 // Simple assignment. |
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177 |
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178 octave_value |
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179 octave_value::operator = (const octave_value& a) |
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180 { |
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181 if (rep != a.rep) |
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182 { |
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183 if (--rep->count <= 0) |
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184 delete rep; |
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185 rep = a.rep; |
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186 rep->count++; |
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187 } |
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188 return *this; |
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189 } |
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190 |
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191 octave_value |
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192 octave_value::lookup_map_element (const string& ref, bool insert, |
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193 bool silent) |
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194 { |
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195 octave_value retval; |
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196 |
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197 if (! ref.empty ()) |
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198 { |
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199 SLList<string> list; |
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200 |
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201 size_t beg = 0; |
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202 size_t end; |
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203 |
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204 do |
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205 { |
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206 end = ref.find ('.', beg); |
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207 |
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208 string tmp = (end == NPOS) |
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209 ? ref.substr (beg) : ref.substr (beg, end - 1); |
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210 |
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211 list.append (tmp); |
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212 } |
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213 while (end != NPOS && (beg = end + 1)); |
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214 |
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215 retval = lookup_map_element (list, insert, silent); |
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216 } |
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217 |
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218 return retval; |
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219 } |
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220 |
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221 octave_value |
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222 octave_value::lookup_map_element (SLList<string>& list, bool insert, |
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223 bool silent) |
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224 { |
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225 octave_value retval; |
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226 |
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227 octave_value_rep *tmp_rep = rep; |
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228 |
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229 Pix p = list.first (); |
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230 while (p) |
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231 { |
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232 string elt = list (p); |
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233 |
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234 list.next (p); |
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235 |
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236 octave_value tmp; |
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237 |
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238 tmp = tmp_rep->lookup_map_element (elt, insert, silent); |
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239 |
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240 if (error_state) |
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241 break; |
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242 |
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243 tmp_rep = tmp.rep; |
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244 |
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245 if (! p) |
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246 retval = tmp; |
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247 } |
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248 |
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249 return retval; |
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250 } |
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251 |
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1199
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252 void |
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253 octave_value::print (void) |
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1199
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254 { |
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255 print (octave_stdout); |
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1199
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256 } |
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257 |
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258 void |
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259 octave_value::print_with_name (const string& name, bool print_padding) |
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260 { |
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261 print_with_name (octave_stdout, name, print_padding); |
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262 } |
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263 |
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264 void |
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265 octave_value::print_with_name (ostream& output_buf, const string& name, |
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266 bool print_padding) |
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267 { |
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268 bool pad_after = false; |
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269 |
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270 if (user_pref.print_answer_id_name) |
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271 { |
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272 if (print_as_scalar ()) |
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273 output_buf << name << " = "; |
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274 else if (print_as_structure ()) |
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275 { |
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276 pad_after = true; |
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277 output_buf << name << " ="; |
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278 } |
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279 else |
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280 { |
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281 pad_after = true; |
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282 output_buf << name << " =\n\n"; |
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283 } |
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284 } |
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285 |
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286 print (output_buf); |
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287 |
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288 if (print_padding && pad_after) |
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289 output_buf << "\n"; |
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290 } |
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291 |
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292 // Simple structure assignment. |
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293 |
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294 void |
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295 octave_value::make_unique (void) |
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296 { |
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297 if (rep->count > 1) |
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298 { |
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299 --rep->count; |
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300 rep = new octave_value_rep (*rep); |
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301 rep->count = 1; |
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302 } |
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303 |
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304 if (rep->is_map ()) |
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305 { |
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306 for (Pix p = rep->a_map->first (); p != 0; rep->a_map->next (p)) |
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307 { |
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308 rep->a_map->contents (p) . make_unique (); |
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309 } |
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310 } |
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311 } |
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312 |
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313 octave_value::octave_value_rep * |
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314 octave_value::make_unique_map (void) |
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315 { |
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316 if (! rep->is_map ()) |
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317 { |
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318 if (--rep->count <= 0) |
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319 delete rep; |
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320 |
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321 Octave_map m; |
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322 rep = new octave_value_rep (m); |
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323 rep->count = 1; |
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324 } |
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325 |
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326 make_unique (); |
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327 |
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328 return rep; |
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329 } |
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330 |
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2086
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331 octave_value |
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332 octave_value::assign_map_element (SLList<string>& list, |
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333 octave_value& rhs) |
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334 { |
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335 octave_value_rep *tmp_rep = make_unique_map (); |
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336 |
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337 if (rhs.is_map ()) |
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338 rhs.make_unique (); |
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339 |
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340 Pix p = list.first (); |
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341 while (p) |
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342 { |
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343 string elt = list (p); |
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344 |
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345 list.next (p); |
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346 |
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2086
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347 octave_value& tmp = tmp_rep->lookup_map_element (elt, 1); |
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348 |
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349 if (! p) |
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350 { |
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351 tmp = rhs; |
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352 return tmp; |
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353 } |
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354 |
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355 tmp_rep = tmp.make_unique_map (); |
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356 } |
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357 |
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358 return octave_value (); |
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747
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359 } |
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360 |
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361 // Indexed structure assignment. |
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362 |
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2086
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363 octave_value |
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364 octave_value::assign_map_element (SLList<string>& list, |
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365 octave_value& rhs, |
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366 const octave_value_list& args) |
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367 { |
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368 octave_value_rep *tmp_rep = make_unique_map (); |
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369 |
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370 if (rhs.is_map ()) |
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371 rhs.make_unique (); |
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372 |
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373 Pix p = list.first (); |
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374 while (p) |
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375 { |
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376 string elt = list (p); |
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377 |
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378 list.next (p); |
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379 |
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380 octave_value& tmp = tmp_rep->lookup_map_element (elt, 1); |
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381 |
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382 if (! p) |
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383 { |
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384 tmp.assign (rhs, args); |
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385 return tmp; |
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386 } |
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387 |
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388 tmp_rep = tmp.make_unique_map (); |
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389 } |
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390 |
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2086
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391 return octave_value (); |
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747
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392 } |
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393 |
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2086
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394 octave_value_list |
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395 octave_value::eval (bool print, int, const octave_value_list& args) |
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1742
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396 { |
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2086
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397 octave_value_list retval; |
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1742
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398 |
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399 if (args.length () > 0) |
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400 retval(0) = rep->do_index (args); |
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401 else |
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402 retval(0) = *this; |
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403 |
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404 if (retval(0).is_defined ()) |
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405 retval(0).eval (print); |
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406 |
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407 return retval; |
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408 } |
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409 |
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747
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410 void |
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2124
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411 octave_value::accept (tree_walker& tw) |
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747
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412 { |
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2124
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413 tw.visit_octave_value (*this); |
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747
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414 } |
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415 |
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1299
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416 // The real representation of constants. |
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417 |
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2086
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418 OCT_VAL_REP::octave_value_rep (void) |
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1299
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419 { |
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420 type_tag = unknown_constant; |
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421 } |
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422 |
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2086
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423 OCT_VAL_REP::octave_value_rep (double d) |
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1299
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424 { |
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425 scalar = d; |
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426 type_tag = scalar_constant; |
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427 } |
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428 |
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2086
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429 OCT_VAL_REP::octave_value_rep (const Matrix& m) |
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1299
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430 { |
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431 if (m.rows () == 1 && m.columns () == 1) |
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432 { |
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433 scalar = m.elem (0, 0); |
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434 type_tag = scalar_constant; |
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435 } |
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436 else |
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437 { |
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438 matrix = new Matrix (m); |
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439 type_tag = matrix_constant; |
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440 } |
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441 } |
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442 |
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2086
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443 OCT_VAL_REP::octave_value_rep (const DiagMatrix& d) |
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1299
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444 { |
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445 if (d.rows () == 1 && d.columns () == 1) |
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446 { |
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447 scalar = d.elem (0, 0); |
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448 type_tag = scalar_constant; |
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449 } |
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450 else |
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451 { |
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452 matrix = new Matrix (d); |
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453 type_tag = matrix_constant; |
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454 } |
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455 } |
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456 |
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2086
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457 OCT_VAL_REP::octave_value_rep (const RowVector& v, int prefer_column_vector) |
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1299
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458 { |
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459 int len = v.capacity (); |
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460 if (len == 1) |
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461 { |
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462 scalar = v.elem (0); |
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463 type_tag = scalar_constant; |
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464 } |
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465 else |
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466 { |
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467 int pcv = (prefer_column_vector < 0) |
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468 ? user_pref.prefer_column_vectors |
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469 : prefer_column_vector; |
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470 |
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471 if (pcv) |
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472 { |
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473 Matrix m (len, 1); |
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474 for (int i = 0; i < len; i++) |
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475 m.elem (i, 0) = v.elem (i); |
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476 matrix = new Matrix (m); |
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477 type_tag = matrix_constant; |
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478 } |
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479 else |
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480 { |
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481 Matrix m (1, len); |
|
|
482 for (int i = 0; i < len; i++) |
|
|
483 m.elem (0, i) = v.elem (i); |
|
|
484 matrix = new Matrix (m); |
|
|
485 type_tag = matrix_constant; |
|
|
486 } |
|
|
487 } |
|
|
488 } |
|
|
489 |
|
2086
|
490 OCT_VAL_REP::octave_value_rep (const ColumnVector& v, int prefer_column_vector) |
|
1299
|
491 { |
|
|
492 int len = v.capacity (); |
|
|
493 if (len == 1) |
|
|
494 { |
|
|
495 scalar = v.elem (0); |
|
|
496 type_tag = scalar_constant; |
|
|
497 } |
|
|
498 else |
|
|
499 { |
|
|
500 int pcv = (prefer_column_vector < 0) |
|
|
501 ? user_pref.prefer_column_vectors |
|
|
502 : prefer_column_vector; |
|
|
503 |
|
|
504 if (pcv) |
|
|
505 { |
|
|
506 Matrix m (len, 1); |
|
|
507 for (int i = 0; i < len; i++) |
|
|
508 m.elem (i, 0) = v.elem (i); |
|
|
509 matrix = new Matrix (m); |
|
|
510 type_tag = matrix_constant; |
|
|
511 } |
|
|
512 else |
|
|
513 { |
|
|
514 Matrix m (1, len); |
|
|
515 for (int i = 0; i < len; i++) |
|
|
516 m.elem (0, i) = v.elem (i); |
|
|
517 matrix = new Matrix (m); |
|
|
518 type_tag = matrix_constant; |
|
|
519 } |
|
|
520 } |
|
|
521 } |
|
|
522 |
|
2086
|
523 OCT_VAL_REP::octave_value_rep (const Complex& c) |
|
1299
|
524 { |
|
1615
|
525 if (::imag (c) == 0.0) |
|
|
526 { |
|
|
527 scalar = ::real (c); |
|
|
528 type_tag = scalar_constant; |
|
|
529 } |
|
|
530 else |
|
|
531 { |
|
|
532 complex_scalar = new Complex (c); |
|
|
533 type_tag = complex_scalar_constant; |
|
|
534 } |
|
1299
|
535 } |
|
|
536 |
|
2086
|
537 OCT_VAL_REP::octave_value_rep (const ComplexMatrix& m) |
|
1299
|
538 { |
|
|
539 if (m.rows () == 1 && m.columns () == 1) |
|
|
540 { |
|
1615
|
541 Complex c = m.elem (0, 0); |
|
|
542 |
|
|
543 if (::imag (c) == 0.0) |
|
|
544 { |
|
|
545 scalar = ::real (c); |
|
|
546 type_tag = scalar_constant; |
|
|
547 } |
|
|
548 else |
|
|
549 { |
|
|
550 complex_scalar = new Complex (c); |
|
|
551 type_tag = complex_scalar_constant; |
|
|
552 } |
|
1299
|
553 } |
|
|
554 else |
|
|
555 { |
|
|
556 complex_matrix = new ComplexMatrix (m); |
|
|
557 type_tag = complex_matrix_constant; |
|
|
558 } |
|
|
559 } |
|
|
560 |
|
2086
|
561 OCT_VAL_REP::octave_value_rep (const ComplexDiagMatrix& d) |
|
1299
|
562 { |
|
|
563 if (d.rows () == 1 && d.columns () == 1) |
|
|
564 { |
|
1615
|
565 Complex c = d.elem (0, 0); |
|
|
566 |
|
|
567 if (::imag (c) == 0.0) |
|
|
568 { |
|
|
569 scalar = ::real (c); |
|
|
570 type_tag = scalar_constant; |
|
|
571 } |
|
|
572 else |
|
|
573 { |
|
|
574 complex_scalar = new Complex (c); |
|
|
575 type_tag = complex_scalar_constant; |
|
|
576 } |
|
1299
|
577 } |
|
|
578 else |
|
|
579 { |
|
|
580 complex_matrix = new ComplexMatrix (d); |
|
|
581 type_tag = complex_matrix_constant; |
|
|
582 } |
|
|
583 } |
|
|
584 |
|
2086
|
585 OCT_VAL_REP::octave_value_rep (const ComplexRowVector& v, |
|
1299
|
586 int prefer_column_vector) |
|
|
587 { |
|
|
588 int len = v.capacity (); |
|
|
589 if (len == 1) |
|
|
590 { |
|
1615
|
591 Complex c = v.elem (0); |
|
|
592 |
|
|
593 if (::imag (c) == 0.0) |
|
|
594 { |
|
|
595 scalar = ::real (c); |
|
|
596 type_tag = scalar_constant; |
|
|
597 } |
|
|
598 else |
|
|
599 { |
|
|
600 complex_scalar = new Complex (c); |
|
|
601 type_tag = complex_scalar_constant; |
|
|
602 } |
|
1299
|
603 } |
|
|
604 else |
|
|
605 { |
|
|
606 int pcv = (prefer_column_vector < 0) |
|
|
607 ? user_pref.prefer_column_vectors |
|
|
608 : prefer_column_vector; |
|
|
609 |
|
|
610 if (pcv) |
|
|
611 { |
|
|
612 ComplexMatrix m (len, 1); |
|
|
613 for (int i = 0; i < len; i++) |
|
|
614 m.elem (i, 0) = v.elem (i); |
|
|
615 complex_matrix = new ComplexMatrix (m); |
|
|
616 type_tag = complex_matrix_constant; |
|
|
617 } |
|
|
618 else |
|
|
619 { |
|
|
620 ComplexMatrix m (1, len); |
|
|
621 for (int i = 0; i < len; i++) |
|
|
622 m.elem (0, i) = v.elem (i); |
|
|
623 complex_matrix = new ComplexMatrix (m); |
|
|
624 type_tag = complex_matrix_constant; |
|
|
625 } |
|
|
626 } |
|
|
627 } |
|
|
628 |
|
2086
|
629 OCT_VAL_REP::octave_value_rep (const ComplexColumnVector& v, int |
|
1299
|
630 prefer_column_vector) |
|
|
631 { |
|
|
632 int len = v.capacity (); |
|
|
633 if (len == 1) |
|
|
634 { |
|
1615
|
635 Complex c = v.elem (0); |
|
|
636 |
|
|
637 if (::imag (c) == 0.0) |
|
|
638 { |
|
|
639 scalar = ::real (c); |
|
|
640 type_tag = scalar_constant; |
|
|
641 } |
|
|
642 else |
|
|
643 { |
|
|
644 complex_scalar = new Complex (c); |
|
|
645 type_tag = complex_scalar_constant; |
|
|
646 } |
|
1299
|
647 } |
|
|
648 else |
|
|
649 { |
|
|
650 int pcv = (prefer_column_vector < 0) |
|
|
651 ? user_pref.prefer_column_vectors |
|
|
652 : prefer_column_vector; |
|
|
653 |
|
|
654 if (pcv) |
|
|
655 { |
|
|
656 ComplexMatrix m (len, 1); |
|
|
657 for (int i = 0; i < len; i++) |
|
|
658 m.elem (i, 0) = v.elem (i); |
|
|
659 complex_matrix = new ComplexMatrix (m); |
|
|
660 type_tag = complex_matrix_constant; |
|
|
661 } |
|
|
662 else |
|
|
663 { |
|
|
664 ComplexMatrix m (1, len); |
|
|
665 for (int i = 0; i < len; i++) |
|
|
666 m.elem (0, i) = v.elem (i); |
|
|
667 complex_matrix = new ComplexMatrix (m); |
|
|
668 type_tag = complex_matrix_constant; |
|
|
669 } |
|
|
670 } |
|
|
671 } |
|
|
672 |
|
2086
|
673 OCT_VAL_REP::octave_value_rep (const char *s) |
|
1299
|
674 { |
|
1572
|
675 char_matrix = new charMatrix (s); |
|
|
676 type_tag = char_matrix_constant_str; |
|
1355
|
677 } |
|
|
678 |
|
2086
|
679 OCT_VAL_REP::octave_value_rep (const string& s) |
|
1731
|
680 { |
|
|
681 char_matrix = new charMatrix (s); |
|
|
682 type_tag = char_matrix_constant_str; |
|
1755
|
683 } |
|
|
684 |
|
2086
|
685 OCT_VAL_REP::octave_value_rep (const string_vector& s) |
|
1755
|
686 { |
|
|
687 int nr = s.length (); |
|
|
688 int nc = s.max_length (); |
|
|
689 char_matrix = new charMatrix (nr, nc, 0); |
|
|
690 for (int i = 0; i < nr; i++) |
|
|
691 { |
|
|
692 nc = s[i].length (); |
|
|
693 for (int j = 0; j < nc; j++) |
|
|
694 char_matrix->elem (i, j) = s[i][j]; |
|
|
695 } |
|
|
696 type_tag = char_matrix_constant_str; |
|
1731
|
697 } |
|
|
698 |
|
2086
|
699 OCT_VAL_REP::octave_value_rep (const charMatrix& chm, bool is_str) |
|
1355
|
700 { |
|
1572
|
701 char_matrix = new charMatrix (chm); |
|
|
702 type_tag = is_str ? char_matrix_constant_str : char_matrix_constant; |
|
1299
|
703 } |
|
|
704 |
|
2086
|
705 OCT_VAL_REP::octave_value_rep (double b, double l, double i) |
|
1299
|
706 { |
|
|
707 range = new Range (b, l, i); |
|
|
708 int nel = range->nelem (); |
|
|
709 if (nel > 1) |
|
|
710 type_tag = range_constant; |
|
|
711 else |
|
|
712 { |
|
|
713 delete range; |
|
|
714 if (nel == 1) |
|
|
715 { |
|
|
716 scalar = b; |
|
|
717 type_tag = scalar_constant; |
|
|
718 } |
|
|
719 else if (nel == 0) |
|
|
720 { |
|
|
721 matrix = new Matrix (); |
|
|
722 type_tag = matrix_constant; |
|
|
723 } |
|
|
724 else |
|
|
725 { |
|
|
726 type_tag = unknown_constant; |
|
|
727 if (nel == -1) |
|
|
728 ::error ("number of elements in range exceeds INT_MAX"); |
|
|
729 else |
|
|
730 ::error ("invalid range"); |
|
|
731 } |
|
|
732 } |
|
|
733 } |
|
|
734 |
|
2086
|
735 OCT_VAL_REP::octave_value_rep (const Range& r) |
|
1299
|
736 { |
|
|
737 int nel = r.nelem (); |
|
|
738 if (nel > 1) |
|
|
739 { |
|
|
740 range = new Range (r); |
|
|
741 type_tag = range_constant; |
|
|
742 } |
|
|
743 else if (nel == 1) |
|
|
744 { |
|
|
745 scalar = r.base (); |
|
|
746 type_tag = scalar_constant; |
|
|
747 } |
|
|
748 else if (nel == 0) |
|
|
749 { |
|
|
750 matrix = new Matrix (); |
|
|
751 type_tag = matrix_constant; |
|
|
752 } |
|
|
753 else |
|
|
754 { |
|
|
755 type_tag = unknown_constant; |
|
|
756 if (nel == -1) |
|
|
757 ::error ("number of elements in range exceeds INT_MAX"); |
|
|
758 else |
|
|
759 ::error ("invalid range"); |
|
|
760 } |
|
|
761 } |
|
|
762 |
|
2086
|
763 OCT_VAL_REP::octave_value_rep (const Octave_map& m) |
|
1299
|
764 { |
|
|
765 a_map = new Octave_map (m); |
|
|
766 type_tag = map_constant; |
|
|
767 } |
|
|
768 |
|
2086
|
769 OCT_VAL_REP::octave_value_rep (OCT_VAL_REP::constant_type t) |
|
1299
|
770 { |
|
|
771 assert (t == magic_colon || t == all_va_args); |
|
|
772 type_tag = t; |
|
|
773 } |
|
|
774 |
|
2086
|
775 OCT_VAL_REP::octave_value_rep (const octave_value_rep& t) |
|
1299
|
776 { |
|
|
777 type_tag = t.type_tag; |
|
|
778 |
|
|
779 switch (t.type_tag) |
|
|
780 { |
|
|
781 case unknown_constant: |
|
|
782 break; |
|
|
783 |
|
|
784 case scalar_constant: |
|
|
785 scalar = t.scalar; |
|
|
786 break; |
|
|
787 |
|
|
788 case matrix_constant: |
|
|
789 matrix = new Matrix (*(t.matrix)); |
|
|
790 break; |
|
|
791 |
|
1572
|
792 case char_matrix_constant: |
|
|
793 char_matrix = new charMatrix (*(t.char_matrix)); |
|
|
794 break; |
|
|
795 |
|
|
796 case char_matrix_constant_str: |
|
|
797 char_matrix = new charMatrix (*(t.char_matrix)); |
|
1299
|
798 break; |
|
|
799 |
|
|
800 case complex_matrix_constant: |
|
|
801 complex_matrix = new ComplexMatrix (*(t.complex_matrix)); |
|
|
802 break; |
|
|
803 |
|
|
804 case complex_scalar_constant: |
|
|
805 complex_scalar = new Complex (*(t.complex_scalar)); |
|
|
806 break; |
|
|
807 |
|
|
808 case range_constant: |
|
|
809 range = new Range (*(t.range)); |
|
|
810 break; |
|
|
811 |
|
|
812 case map_constant: |
|
|
813 a_map = new Octave_map (*(t.a_map)); |
|
|
814 break; |
|
|
815 |
|
|
816 case magic_colon: |
|
|
817 case all_va_args: |
|
|
818 break; |
|
|
819 } |
|
|
820 |
|
1755
|
821 orig_text = t.orig_text; |
|
1299
|
822 } |
|
|
823 |
|
2086
|
824 OCT_VAL_REP::~octave_value_rep (void) |
|
1299
|
825 { |
|
|
826 switch (type_tag) |
|
|
827 { |
|
|
828 case matrix_constant: |
|
|
829 delete matrix; |
|
|
830 break; |
|
|
831 |
|
|
832 case complex_scalar_constant: |
|
|
833 delete complex_scalar; |
|
|
834 break; |
|
|
835 |
|
|
836 case complex_matrix_constant: |
|
|
837 delete complex_matrix; |
|
|
838 break; |
|
|
839 |
|
1572
|
840 case char_matrix_constant: |
|
|
841 case char_matrix_constant_str: |
|
|
842 delete char_matrix; |
|
1299
|
843 break; |
|
|
844 |
|
|
845 case range_constant: |
|
|
846 delete range; |
|
|
847 break; |
|
|
848 |
|
|
849 case map_constant: |
|
|
850 delete a_map; |
|
|
851 break; |
|
|
852 |
|
|
853 case unknown_constant: |
|
|
854 case scalar_constant: |
|
|
855 case magic_colon: |
|
|
856 case all_va_args: |
|
|
857 break; |
|
|
858 } |
|
|
859 } |
|
|
860 |
|
|
861 void * |
|
2086
|
862 OCT_VAL_REP::operator new (size_t size) |
|
1299
|
863 { |
|
2086
|
864 assert (size == sizeof (OCT_VAL_REP)); |
|
1299
|
865 |
|
|
866 if (! tc_rep_newlist) |
|
|
867 { |
|
2086
|
868 int block_size = tc_rep_newlist_grow_size * sizeof (OCT_VAL_REP); |
|
|
869 tc_rep_newlist = (OCT_VAL_REP *) new char [block_size]; |
|
1299
|
870 |
|
1321
|
871 int i = 0; |
|
|
872 |
|
|
873 for (i = 0; i < tc_rep_newlist_grow_size - 1; i++) |
|
1299
|
874 tc_rep_newlist[i].freeptr = &tc_rep_newlist[i+1]; |
|
|
875 |
|
|
876 tc_rep_newlist[i].freeptr = 0; |
|
|
877 } |
|
|
878 |
|
2086
|
879 OCT_VAL_REP *tmp = tc_rep_newlist; |
|
1299
|
880 tc_rep_newlist = tc_rep_newlist->freeptr; |
|
|
881 return tmp; |
|
|
882 } |
|
|
883 |
|
|
884 void |
|
2086
|
885 OCT_VAL_REP::operator delete (void *p, size_t /* size */) |
|
1299
|
886 { |
|
2086
|
887 OCT_VAL_REP *tmp = (OCT_VAL_REP *) p; |
|
1299
|
888 tmp->freeptr = tc_rep_newlist; |
|
|
889 tc_rep_newlist = tmp; |
|
|
890 } |
|
|
891 |
|
|
892 int |
|
2086
|
893 OCT_VAL_REP::rows (void) const |
|
1299
|
894 { |
|
|
895 int retval = -1; |
|
|
896 |
|
|
897 switch (type_tag) |
|
|
898 { |
|
|
899 case scalar_constant: |
|
|
900 case complex_scalar_constant: |
|
|
901 retval = 1; |
|
|
902 break; |
|
|
903 |
|
1572
|
904 case char_matrix_constant: |
|
|
905 case char_matrix_constant_str: |
|
|
906 retval = char_matrix->rows (); |
|
1355
|
907 break; |
|
|
908 |
|
1299
|
909 case range_constant: |
|
|
910 retval = (columns () > 0); |
|
|
911 break; |
|
|
912 |
|
|
913 case matrix_constant: |
|
|
914 retval = matrix->rows (); |
|
|
915 break; |
|
|
916 |
|
|
917 case complex_matrix_constant: |
|
|
918 retval = complex_matrix->rows (); |
|
|
919 break; |
|
|
920 |
|
|
921 default: |
|
|
922 break; |
|
|
923 } |
|
|
924 |
|
|
925 return retval; |
|
|
926 } |
|
|
927 |
|
|
928 int |
|
2086
|
929 OCT_VAL_REP::columns (void) const |
|
1299
|
930 { |
|
|
931 int retval = -1; |
|
|
932 |
|
|
933 switch (type_tag) |
|
|
934 { |
|
|
935 case scalar_constant: |
|
|
936 case complex_scalar_constant: |
|
|
937 retval = 1; |
|
|
938 break; |
|
|
939 |
|
|
940 case matrix_constant: |
|
|
941 retval = matrix->columns (); |
|
|
942 break; |
|
|
943 |
|
|
944 case complex_matrix_constant: |
|
|
945 retval = complex_matrix->columns (); |
|
|
946 break; |
|
|
947 |
|
1572
|
948 case char_matrix_constant: |
|
|
949 case char_matrix_constant_str: |
|
|
950 retval = char_matrix->columns (); |
|
1299
|
951 break; |
|
|
952 |
|
|
953 case range_constant: |
|
|
954 retval = range->nelem (); |
|
|
955 break; |
|
|
956 |
|
|
957 default: |
|
|
958 break; |
|
|
959 } |
|
|
960 |
|
|
961 return retval; |
|
|
962 } |
|
|
963 |
|
2086
|
964 octave_value |
|
|
965 OCT_VAL_REP::all (void) const |
|
1299
|
966 { |
|
2086
|
967 octave_value retval; |
|
1299
|
968 |
|
|
969 if (error_state) |
|
|
970 return retval; |
|
|
971 |
|
|
972 if (! is_numeric_type ()) |
|
|
973 { |
|
2086
|
974 octave_value tmp = make_numeric (); |
|
1299
|
975 |
|
|
976 if (error_state) |
|
|
977 return retval; |
|
|
978 |
|
|
979 return tmp.all (); |
|
|
980 } |
|
|
981 |
|
|
982 switch (type_tag) |
|
|
983 { |
|
|
984 case scalar_constant: |
|
1355
|
985 retval = (double) (scalar != 0.0); |
|
1299
|
986 break; |
|
|
987 |
|
|
988 case matrix_constant: |
|
1355
|
989 retval = matrix->all (); |
|
1299
|
990 break; |
|
|
991 |
|
|
992 case complex_scalar_constant: |
|
1355
|
993 retval = (double) (*complex_scalar != 0.0); |
|
1299
|
994 break; |
|
|
995 |
|
|
996 case complex_matrix_constant: |
|
1355
|
997 retval = complex_matrix->all (); |
|
1299
|
998 break; |
|
|
999 |
|
|
1000 default: |
|
|
1001 gripe_wrong_type_arg ("all", *this); |
|
|
1002 break; |
|
|
1003 } |
|
|
1004 |
|
|
1005 return retval; |
|
|
1006 } |
|
|
1007 |
|
2086
|
1008 octave_value |
|
|
1009 OCT_VAL_REP::any (void) const |
|
1299
|
1010 { |
|
2086
|
1011 octave_value retval; |
|
1299
|
1012 |
|
|
1013 if (error_state) |
|
|
1014 return retval; |
|
|
1015 |
|
|
1016 if (! is_numeric_type ()) |
|
|
1017 { |
|
2086
|
1018 octave_value tmp = make_numeric (); |
|
1299
|
1019 |
|
|
1020 if (error_state) |
|
|
1021 return retval; |
|
|
1022 |
|
|
1023 return tmp.any (); |
|
|
1024 } |
|
|
1025 |
|
|
1026 switch (type_tag) |
|
|
1027 { |
|
|
1028 case scalar_constant: |
|
1355
|
1029 retval = (double) (scalar != 0.0); |
|
1299
|
1030 break; |
|
|
1031 |
|
|
1032 case matrix_constant: |
|
1355
|
1033 retval = matrix->any (); |
|
1299
|
1034 break; |
|
|
1035 |
|
|
1036 case complex_scalar_constant: |
|
1355
|
1037 retval = (double) (*complex_scalar != 0.0); |
|
1299
|
1038 break; |
|
|
1039 |
|
|
1040 case complex_matrix_constant: |
|
1355
|
1041 retval = complex_matrix->any (); |
|
1299
|
1042 break; |
|
|
1043 |
|
|
1044 default: |
|
|
1045 gripe_wrong_type_arg ("any", *this); |
|
|
1046 break; |
|
|
1047 } |
|
|
1048 |
|
|
1049 return retval; |
|
|
1050 } |
|
|
1051 |
|
1827
|
1052 bool |
|
2086
|
1053 OCT_VAL_REP::valid_as_scalar_index (void) const |
|
1299
|
1054 { |
|
|
1055 return (type_tag == magic_colon |
|
|
1056 || (type_tag == scalar_constant |
|
|
1057 && ! xisnan (scalar) |
|
|
1058 && NINT (scalar) == 1) |
|
|
1059 || (type_tag == range_constant |
|
|
1060 && range->nelem () == 1 |
|
|
1061 && ! xisnan (range->base ()) |
|
|
1062 && NINT (range->base ()) == 1)); |
|
|
1063 } |
|
|
1064 |
|
1827
|
1065 bool |
|
2086
|
1066 OCT_VAL_REP::valid_as_zero_index (void) const |
|
1299
|
1067 { |
|
|
1068 return ((type_tag == scalar_constant |
|
|
1069 && ! xisnan (scalar) |
|
|
1070 && NINT (scalar) == 0) |
|
|
1071 || (type_tag == matrix_constant |
|
|
1072 && matrix->rows () == 0 |
|
|
1073 && matrix->columns () == 0) |
|
|
1074 || (type_tag == range_constant |
|
|
1075 && range->nelem () == 1 |
|
|
1076 && ! xisnan (range->base ()) |
|
|
1077 && NINT (range->base ()) == 0)); |
|
|
1078 } |
|
|
1079 |
|
1827
|
1080 bool |
|
2086
|
1081 OCT_VAL_REP::is_true (void) const |
|
1299
|
1082 { |
|
1827
|
1083 int retval = false; |
|
1299
|
1084 |
|
|
1085 if (error_state) |
|
|
1086 return retval; |
|
|
1087 |
|
|
1088 if (! is_numeric_type ()) |
|
|
1089 { |
|
2086
|
1090 octave_value tmp = make_numeric (); |
|
1299
|
1091 |
|
|
1092 if (error_state) |
|
|
1093 return retval; |
|
|
1094 |
|
|
1095 return tmp.is_true (); |
|
|
1096 } |
|
|
1097 |
|
|
1098 switch (type_tag) |
|
|
1099 { |
|
|
1100 case scalar_constant: |
|
|
1101 retval = (scalar != 0.0); |
|
|
1102 break; |
|
|
1103 |
|
|
1104 case matrix_constant: |
|
|
1105 { |
|
|
1106 Matrix m = (matrix->all ()) . all (); |
|
|
1107 retval = (m.rows () == 1 |
|
|
1108 && m.columns () == 1 |
|
|
1109 && m.elem (0, 0) != 0.0); |
|
|
1110 } |
|
|
1111 break; |
|
|
1112 |
|
|
1113 case complex_scalar_constant: |
|
|
1114 retval = (*complex_scalar != 0.0); |
|
|
1115 break; |
|
|
1116 |
|
|
1117 case complex_matrix_constant: |
|
|
1118 { |
|
|
1119 Matrix m = (complex_matrix->all ()) . all (); |
|
|
1120 retval = (m.rows () == 1 |
|
|
1121 && m.columns () == 1 |
|
|
1122 && m.elem (0, 0) != 0.0); |
|
|
1123 } |
|
|
1124 break; |
|
|
1125 |
|
|
1126 default: |
|
|
1127 gripe_wrong_type_arg (0, *this); |
|
|
1128 break; |
|
|
1129 } |
|
|
1130 |
|
|
1131 return retval; |
|
|
1132 } |
|
|
1133 |
|
|
1134 static void |
|
|
1135 warn_implicit_conversion (const char *from, const char *to) |
|
|
1136 { |
|
|
1137 warning ("implicit conversion from %s to %s", from, to); |
|
|
1138 } |
|
|
1139 |
|
2067
|
1140 // XXX FIXME XXX -- we need a better way of handling conversions. |
|
|
1141 |
|
1299
|
1142 double |
|
2086
|
1143 OCT_VAL_REP::double_value (bool force_string_conv) const |
|
1299
|
1144 { |
|
|
1145 double retval = octave_NaN; |
|
|
1146 |
|
|
1147 switch (type_tag) |
|
|
1148 { |
|
|
1149 case scalar_constant: |
|
|
1150 retval = scalar; |
|
|
1151 break; |
|
|
1152 |
|
|
1153 case matrix_constant: |
|
|
1154 { |
|
|
1155 if (user_pref.do_fortran_indexing && rows () > 0 && columns () > 0) |
|
|
1156 retval = matrix->elem (0, 0); |
|
|
1157 else |
|
|
1158 gripe_invalid_conversion ("real matrix", "real scalar"); |
|
|
1159 } |
|
|
1160 break; |
|
|
1161 |
|
|
1162 case complex_matrix_constant: |
|
|
1163 case complex_scalar_constant: |
|
|
1164 { |
|
|
1165 int flag = user_pref.ok_to_lose_imaginary_part; |
|
|
1166 |
|
|
1167 if (flag < 0) |
|
|
1168 warn_implicit_conversion ("complex scalar", "real scalar"); |
|
|
1169 |
|
|
1170 if (flag) |
|
|
1171 { |
|
|
1172 if (type_tag == complex_scalar_constant) |
|
|
1173 retval = ::real (*complex_scalar); |
|
|
1174 else if (type_tag == complex_matrix_constant) |
|
|
1175 { |
|
|
1176 if (user_pref.do_fortran_indexing |
|
|
1177 && rows () > 0 && columns () > 0) |
|
|
1178 retval = ::real (complex_matrix->elem (0, 0)); |
|
|
1179 else |
|
|
1180 gripe_invalid_conversion ("complex matrix", "real scalar"); |
|
|
1181 } |
|
|
1182 else |
|
|
1183 panic_impossible (); |
|
|
1184 } |
|
|
1185 else |
|
|
1186 gripe_invalid_conversion ("complex scalar", "real scalar"); |
|
|
1187 } |
|
|
1188 break; |
|
|
1189 |
|
1572
|
1190 case char_matrix_constant: |
|
1299
|
1191 { |
|
1572
|
1192 int len = char_matrix->rows (); |
|
|
1193 if ((char_matrix->rows () == 1 && len == 1) |
|
|
1194 || (len > 1 && user_pref.do_fortran_indexing)) |
|
|
1195 retval = toascii ((int) char_matrix->elem (0, 0)); |
|
|
1196 else |
|
|
1197 gripe_invalid_conversion ("char matrix", "real scalar"); |
|
|
1198 } |
|
|
1199 break; |
|
|
1200 |
|
|
1201 case char_matrix_constant_str: |
|
|
1202 { |
|
1827
|
1203 int flag = force_string_conv; |
|
1299
|
1204 if (! flag) |
|
|
1205 flag = user_pref.implicit_str_to_num_ok; |
|
|
1206 |
|
|
1207 if (flag < 0) |
|
|
1208 warn_implicit_conversion ("string", "real scalar"); |
|
|
1209 |
|
1572
|
1210 int len = char_matrix->rows (); |
|
1355
|
1211 if (flag |
|
1572
|
1212 && ((char_matrix->rows () == 1 && len == 1) |
|
1355
|
1213 || (len > 1 && user_pref.do_fortran_indexing))) |
|
1572
|
1214 retval = toascii ((int) char_matrix->elem (0, 0)); |
|
1299
|
1215 else |
|
|
1216 gripe_invalid_conversion ("string", "real scalar"); |
|
|
1217 } |
|
|
1218 break; |
|
|
1219 |
|
|
1220 case range_constant: |
|
|
1221 { |
|
|
1222 int nel = range->nelem (); |
|
|
1223 if (nel == 1 || (nel > 1 && user_pref.do_fortran_indexing)) |
|
|
1224 retval = range->base (); |
|
|
1225 else |
|
|
1226 gripe_invalid_conversion ("range", "real scalar"); |
|
|
1227 } |
|
|
1228 break; |
|
|
1229 |
|
|
1230 default: |
|
|
1231 gripe_invalid_conversion (type_as_string (), "real scalar"); |
|
|
1232 break; |
|
|
1233 } |
|
|
1234 |
|
|
1235 return retval; |
|
|
1236 } |
|
|
1237 |
|
|
1238 Matrix |
|
2086
|
1239 OCT_VAL_REP::matrix_value (bool force_string_conv) const |
|
1299
|
1240 { |
|
|
1241 Matrix retval; |
|
|
1242 |
|
|
1243 switch (type_tag) |
|
|
1244 { |
|
|
1245 case scalar_constant: |
|
|
1246 retval = Matrix (1, 1, scalar); |
|
|
1247 break; |
|
|
1248 |
|
|
1249 case matrix_constant: |
|
|
1250 retval = *matrix; |
|
|
1251 break; |
|
|
1252 |
|
|
1253 case complex_scalar_constant: |
|
|
1254 case complex_matrix_constant: |
|
|
1255 { |
|
|
1256 int flag = user_pref.ok_to_lose_imaginary_part; |
|
|
1257 if (flag < 0) |
|
|
1258 warn_implicit_conversion ("complex matrix", "real matrix"); |
|
|
1259 |
|
|
1260 if (flag) |
|
|
1261 { |
|
|
1262 if (type_tag == complex_scalar_constant) |
|
|
1263 retval = Matrix (1, 1, ::real (*complex_scalar)); |
|
|
1264 else if (type_tag == complex_matrix_constant) |
|
|
1265 retval = ::real (*complex_matrix); |
|
|
1266 else |
|
|
1267 panic_impossible (); |
|
|
1268 } |
|
|
1269 else |
|
|
1270 gripe_invalid_conversion ("complex matrix", "real matrix"); |
|
|
1271 } |
|
|
1272 break; |
|
|
1273 |
|
1572
|
1274 case char_matrix_constant: |
|
|
1275 retval = Matrix (*char_matrix); |
|
|
1276 break; |
|
|
1277 |
|
|
1278 case char_matrix_constant_str: |
|
1299
|
1279 { |
|
1827
|
1280 int flag = force_string_conv; |
|
1299
|
1281 if (! flag) |
|
|
1282 flag = user_pref.implicit_str_to_num_ok; |
|
|
1283 |
|
|
1284 if (flag < 0) |
|
|
1285 warn_implicit_conversion ("string", "real matrix"); |
|
|
1286 |
|
|
1287 if (flag) |
|
1572
|
1288 retval = Matrix (*char_matrix); |
|
1299
|
1289 else |
|
|
1290 gripe_invalid_conversion ("string", "real matrix"); |
|
|
1291 } |
|
|
1292 break; |
|
|
1293 |
|
|
1294 case range_constant: |
|
|
1295 retval = range->matrix_value (); |
|
|
1296 break; |
|
|
1297 |
|
|
1298 default: |
|
|
1299 gripe_invalid_conversion (type_as_string (), "real matrix"); |
|
|
1300 break; |
|
|
1301 } |
|
|
1302 |
|
|
1303 return retval; |
|
|
1304 } |
|
|
1305 |
|
|
1306 Complex |
|
2086
|
1307 OCT_VAL_REP::complex_value (bool force_string_conv) const |
|
1299
|
1308 { |
|
|
1309 Complex retval (octave_NaN, octave_NaN); |
|
|
1310 |
|
|
1311 switch (type_tag) |
|
|
1312 { |
|
|
1313 case complex_scalar_constant: |
|
|
1314 retval = *complex_scalar; |
|
|
1315 break; |
|
|
1316 |
|
|
1317 case scalar_constant: |
|
|
1318 retval = scalar; |
|
|
1319 break; |
|
|
1320 |
|
|
1321 case complex_matrix_constant: |
|
|
1322 case matrix_constant: |
|
|
1323 { |
|
|
1324 if (user_pref.do_fortran_indexing && rows () > 0 && columns () > 0) |
|
|
1325 { |
|
|
1326 if (type_tag == complex_matrix_constant) |
|
|
1327 retval = complex_matrix->elem (0, 0); |
|
|
1328 else |
|
|
1329 retval = matrix->elem (0, 0); |
|
|
1330 } |
|
|
1331 else |
|
|
1332 gripe_invalid_conversion ("real matrix", "real scalar"); |
|
|
1333 } |
|
|
1334 break; |
|
|
1335 |
|
1572
|
1336 case char_matrix_constant: |
|
1299
|
1337 { |
|
1572
|
1338 int len = char_matrix->cols (); |
|
|
1339 if ((char_matrix->rows () == 1 && len == 1) |
|
|
1340 || (len > 1 && user_pref.do_fortran_indexing)) |
|
|
1341 retval = toascii ((int) char_matrix->elem (0, 0)); |
|
|
1342 else |
|
|
1343 gripe_invalid_conversion ("char matrix", "complex scalar"); |
|
|
1344 } |
|
|
1345 break; |
|
|
1346 |
|
|
1347 case char_matrix_constant_str: |
|
|
1348 { |
|
1827
|
1349 int flag = force_string_conv; |
|
1299
|
1350 if (! flag) |
|
|
1351 flag = user_pref.implicit_str_to_num_ok; |
|
|
1352 |
|
|
1353 if (flag < 0) |
|
|
1354 warn_implicit_conversion ("string", "complex scalar"); |
|
|
1355 |
|
1572
|
1356 int len = char_matrix->cols (); |
|
1355
|
1357 if (flag |
|
1572
|
1358 && ((char_matrix->rows () == 1 && len == 1) |
|
1355
|
1359 || (len > 1 && user_pref.do_fortran_indexing))) |
|
1572
|
1360 retval = toascii ((int) char_matrix->elem (0, 0)); |
|
1299
|
1361 else |
|
|
1362 gripe_invalid_conversion ("string", "complex scalar"); |
|
|
1363 } |
|
|
1364 break; |
|
|
1365 |
|
|
1366 case range_constant: |
|
|
1367 { |
|
|
1368 int nel = range->nelem (); |
|
|
1369 if (nel == 1 || (nel > 1 && user_pref.do_fortran_indexing)) |
|
|
1370 retval = range->base (); |
|
|
1371 else |
|
|
1372 gripe_invalid_conversion ("range", "complex scalar"); |
|
|
1373 } |
|
|
1374 break; |
|
|
1375 |
|
|
1376 default: |
|
|
1377 gripe_invalid_conversion (type_as_string (), "complex scalar"); |
|
|
1378 break; |
|
|
1379 } |
|
|
1380 |
|
|
1381 return retval; |
|
|
1382 } |
|
|
1383 |
|
|
1384 ComplexMatrix |
|
2086
|
1385 OCT_VAL_REP::complex_matrix_value (bool force_string_conv) const |
|
1299
|
1386 { |
|
|
1387 ComplexMatrix retval; |
|
|
1388 |
|
|
1389 switch (type_tag) |
|
|
1390 { |
|
|
1391 case scalar_constant: |
|
|
1392 retval = ComplexMatrix (1, 1, Complex (scalar)); |
|
|
1393 break; |
|
|
1394 |
|
|
1395 case complex_scalar_constant: |
|
|
1396 retval = ComplexMatrix (1, 1, *complex_scalar); |
|
|
1397 break; |
|
|
1398 |
|
|
1399 case matrix_constant: |
|
|
1400 retval = ComplexMatrix (*matrix); |
|
|
1401 break; |
|
|
1402 |
|
|
1403 case complex_matrix_constant: |
|
|
1404 retval = *complex_matrix; |
|
|
1405 break; |
|
|
1406 |
|
1572
|
1407 case char_matrix_constant: |
|
|
1408 retval = ComplexMatrix (*char_matrix); |
|
|
1409 break; |
|
|
1410 |
|
|
1411 case char_matrix_constant_str: |
|
1299
|
1412 { |
|
1827
|
1413 int flag = force_string_conv; |
|
1299
|
1414 if (! flag) |
|
|
1415 flag = user_pref.implicit_str_to_num_ok; |
|
|
1416 |
|
|
1417 if (flag < 0) |
|
|
1418 warn_implicit_conversion ("string", "complex matrix"); |
|
|
1419 |
|
|
1420 if (flag) |
|
1572
|
1421 retval = ComplexMatrix (*char_matrix); |
|
1299
|
1422 else |
|
1572
|
1423 gripe_invalid_conversion ("complex", "real matrix"); |
|
1299
|
1424 } |
|
|
1425 break; |
|
|
1426 |
|
|
1427 case range_constant: |
|
|
1428 retval = range->matrix_value (); |
|
|
1429 break; |
|
|
1430 |
|
|
1431 default: |
|
|
1432 gripe_invalid_conversion (type_as_string (), "complex matrix"); |
|
|
1433 break; |
|
|
1434 } |
|
|
1435 |
|
|
1436 return retval; |
|
|
1437 } |
|
|
1438 |
|
1572
|
1439 // XXX FIXME XXX -- this needs to try to do some conversions... |
|
|
1440 |
|
|
1441 charMatrix |
|
2086
|
1442 OCT_VAL_REP::char_matrix_value (bool force_string_conv) const |
|
1572
|
1443 { |
|
|
1444 charMatrix retval; |
|
|
1445 |
|
1827
|
1446 int flag = force_string_conv; |
|
1572
|
1447 if (! flag) |
|
|
1448 flag = user_pref.implicit_str_to_num_ok; |
|
|
1449 |
|
|
1450 switch (type_tag) |
|
|
1451 { |
|
|
1452 case char_matrix_constant: |
|
|
1453 case char_matrix_constant_str: |
|
|
1454 retval = *char_matrix; |
|
|
1455 break; |
|
|
1456 |
|
|
1457 default: |
|
1652
|
1458 if (! (rows () == 0 && columns () == 0)) |
|
|
1459 gripe_invalid_conversion (type_as_string (), "string"); |
|
1572
|
1460 break; |
|
|
1461 } |
|
|
1462 |
|
|
1463 return retval; |
|
|
1464 } |
|
|
1465 |
|
|
1466 charMatrix |
|
2086
|
1467 OCT_VAL_REP::all_strings (void) const |
|
1355
|
1468 { |
|
1572
|
1469 if (type_tag == char_matrix_constant_str) |
|
|
1470 return *char_matrix; |
|
1355
|
1471 else |
|
|
1472 { |
|
|
1473 gripe_invalid_conversion (type_as_string (), "string"); |
|
|
1474 return 0; |
|
|
1475 } |
|
|
1476 } |
|
|
1477 |
|
1728
|
1478 string |
|
2086
|
1479 OCT_VAL_REP::string_value (void) const |
|
1299
|
1480 { |
|
1728
|
1481 string retval; |
|
|
1482 |
|
1572
|
1483 if (type_tag == char_matrix_constant_str) |
|
1728
|
1484 retval = char_matrix->row_as_string (0); // XXX FIXME??? XXX |
|
1299
|
1485 else |
|
1728
|
1486 gripe_invalid_conversion (type_as_string (), "string"); |
|
|
1487 |
|
|
1488 return retval; |
|
1299
|
1489 } |
|
|
1490 |
|
|
1491 Range |
|
2086
|
1492 OCT_VAL_REP::range_value (void) const |
|
1299
|
1493 { |
|
|
1494 assert (type_tag == range_constant); |
|
|
1495 return *range; |
|
|
1496 } |
|
|
1497 |
|
|
1498 Octave_map |
|
2086
|
1499 OCT_VAL_REP::map_value (void) const |
|
1299
|
1500 { |
|
|
1501 assert (type_tag == map_constant); |
|
|
1502 return *a_map; |
|
|
1503 } |
|
|
1504 |
|
2086
|
1505 octave_value& |
|
|
1506 OCT_VAL_REP::lookup_map_element (const string& name, bool insert, bool silent) |
|
1299
|
1507 { |
|
2086
|
1508 static octave_value retval; |
|
1299
|
1509 |
|
|
1510 if (type_tag == map_constant) |
|
|
1511 { |
|
|
1512 Pix idx = a_map->seek (name); |
|
|
1513 |
|
|
1514 if (idx) |
|
|
1515 return a_map->contents (idx); |
|
|
1516 else if (insert) |
|
|
1517 return (*a_map) [name]; |
|
|
1518 else if (! silent) |
|
1755
|
1519 error ("structure has no member `%s'", name.c_str ()); |
|
1299
|
1520 } |
|
|
1521 else if (! silent) |
|
|
1522 error ("invalid structure access attempted"); |
|
|
1523 |
|
|
1524 return retval; |
|
|
1525 } |
|
|
1526 |
|
|
1527 // This could be made more efficient by doing all the work here rather |
|
|
1528 // than relying on matrix_value() to do any possible type conversions. |
|
|
1529 |
|
|
1530 ColumnVector |
|
2086
|
1531 OCT_VAL_REP::vector_value (bool force_string_conv, |
|
1827
|
1532 bool force_vector_conversion) const |
|
1299
|
1533 { |
|
|
1534 ColumnVector retval; |
|
|
1535 |
|
1827
|
1536 Matrix m = matrix_value (force_string_conv); |
|
1299
|
1537 |
|
|
1538 if (error_state) |
|
|
1539 return retval; |
|
|
1540 |
|
|
1541 int nr = m.rows (); |
|
|
1542 int nc = m.columns (); |
|
|
1543 if (nr == 1) |
|
|
1544 { |
|
|
1545 retval.resize (nc); |
|
|
1546 for (int i = 0; i < nc; i++) |
|
|
1547 retval.elem (i) = m (0, i); |
|
|
1548 } |
|
|
1549 else if (nc == 1) |
|
|
1550 { |
|
|
1551 retval.resize (nr); |
|
|
1552 for (int i = 0; i < nr; i++) |
|
|
1553 retval.elem (i) = m.elem (i, 0); |
|
|
1554 } |
|
|
1555 else if (nr > 0 && nc > 0 |
|
|
1556 && (user_pref.do_fortran_indexing || force_vector_conversion)) |
|
|
1557 { |
|
|
1558 retval.resize (nr * nc); |
|
|
1559 int k = 0; |
|
|
1560 for (int j = 0; j < nc; j++) |
|
|
1561 for (int i = 0; i < nr; i++) |
|
|
1562 retval.elem (k++) = m.elem (i, j); |
|
|
1563 } |
|
|
1564 else |
|
|
1565 gripe_invalid_conversion ("real matrix", "real vector"); |
|
|
1566 |
|
|
1567 return retval; |
|
|
1568 } |
|
|
1569 |
|
|
1570 // This could be made more efficient by doing all the work here rather |
|
|
1571 // than relying on complex_matrix_value() to do any possible type |
|
|
1572 // conversions. |
|
|
1573 |
|
|
1574 ComplexColumnVector |
|
2086
|
1575 OCT_VAL_REP::complex_vector_value (bool force_string_conv, |
|
1827
|
1576 bool force_vector_conversion) const |
|
1299
|
1577 { |
|
|
1578 ComplexColumnVector retval; |
|
|
1579 |
|
1827
|
1580 ComplexMatrix m = complex_matrix_value (force_string_conv); |
|
1299
|
1581 |
|
|
1582 if (error_state) |
|
|
1583 return retval; |
|
|
1584 |
|
|
1585 int nr = m.rows (); |
|
|
1586 int nc = m.columns (); |
|
|
1587 if (nr == 1) |
|
|
1588 { |
|
|
1589 retval.resize (nc); |
|
|
1590 for (int i = 0; i < nc; i++) |
|
|
1591 retval.elem (i) = m (0, i); |
|
|
1592 } |
|
|
1593 else if (nc == 1) |
|
|
1594 { |
|
|
1595 retval.resize (nr); |
|
|
1596 for (int i = 0; i < nr; i++) |
|
|
1597 retval.elem (i) = m.elem (i, 0); |
|
|
1598 } |
|
|
1599 else if (nr > 0 && nc > 0 |
|
|
1600 && (user_pref.do_fortran_indexing || force_vector_conversion)) |
|
|
1601 { |
|
|
1602 retval.resize (nr * nc); |
|
|
1603 int k = 0; |
|
|
1604 for (int j = 0; j < nc; j++) |
|
|
1605 for (int i = 0; i < nr; i++) |
|
|
1606 retval.elem (k++) = m.elem (i, j); |
|
|
1607 } |
|
|
1608 else |
|
|
1609 gripe_invalid_conversion ("complex matrix", "complex vector"); |
|
|
1610 |
|
|
1611 return retval; |
|
|
1612 } |
|
|
1613 |
|
2086
|
1614 octave_value |
|
|
1615 OCT_VAL_REP::convert_to_str (void) const |
|
1299
|
1616 { |
|
2086
|
1617 octave_value retval; |
|
1299
|
1618 |
|
|
1619 switch (type_tag) |
|
|
1620 { |
|
|
1621 case complex_scalar_constant: |
|
|
1622 case scalar_constant: |
|
|
1623 { |
|
|
1624 double d = double_value (); |
|
|
1625 |
|
|
1626 if (xisnan (d)) |
|
|
1627 { |
|
|
1628 ::error ("invalid conversion from NaN to character"); |
|
|
1629 return retval; |
|
|
1630 } |
|
|
1631 else |
|
|
1632 { |
|
1358
|
1633 // XXX FIXME XXX -- warn about out of range conversions? |
|
|
1634 |
|
1299
|
1635 int i = NINT (d); |
|
|
1636 char s[2]; |
|
|
1637 s[0] = (char) i; |
|
|
1638 s[1] = '\0'; |
|
2086
|
1639 retval = octave_value (s, 1); |
|
1299
|
1640 } |
|
|
1641 } |
|
|
1642 break; |
|
|
1643 |
|
|
1644 case complex_matrix_constant: |
|
|
1645 case matrix_constant: |
|
|
1646 { |
|
|
1647 if (rows () == 0 && columns () == 0) |
|
|
1648 { |
|
|
1649 char s = '\0'; |
|
2086
|
1650 retval = octave_value (&s, 1); |
|
1299
|
1651 } |
|
|
1652 else |
|
|
1653 { |
|
1355
|
1654 Matrix m = matrix_value (); |
|
|
1655 |
|
|
1656 int nr = m.rows (); |
|
|
1657 int nc = m.columns (); |
|
|
1658 |
|
|
1659 if (nr == 0 || nc == 0) |
|
1299
|
1660 { |
|
|
1661 char s = '\0'; |
|
2086
|
1662 retval = octave_value (&s, 1); |
|
1299
|
1663 } |
|
|
1664 else |
|
|
1665 { |
|
1572
|
1666 charMatrix chm (nr, nc); |
|
|
1667 |
|
|
1668 for (int j = 0; j < nc; j++) |
|
1299
|
1669 { |
|
1572
|
1670 for (int i = 0; i < nr; i++) |
|
1299
|
1671 { |
|
1355
|
1672 double d = m.elem (i, j); |
|
|
1673 |
|
|
1674 if (xisnan (d)) |
|
|
1675 { |
|
|
1676 ::error ("invalid conversion from NaN to character"); |
|
|
1677 return retval; |
|
|
1678 } |
|
|
1679 else |
|
|
1680 { |
|
1358
|
1681 // XXX FIXME XXX -- warn about out of |
|
|
1682 // range conversions? |
|
1355
|
1683 |
|
|
1684 int ival = NINT (d); |
|
1572
|
1685 chm.elem (i, j) = (char) ival; |
|
1355
|
1686 } |
|
1299
|
1687 } |
|
|
1688 } |
|
1355
|
1689 |
|
2086
|
1690 retval = octave_value (chm, 1); |
|
1299
|
1691 } |
|
|
1692 } |
|
|
1693 } |
|
|
1694 break; |
|
|
1695 |
|
|
1696 case range_constant: |
|
|
1697 { |
|
|
1698 Range r = range_value (); |
|
|
1699 double b = r.base (); |
|
|
1700 double incr = r.inc (); |
|
|
1701 int nel = r.nelem (); |
|
|
1702 char *s = new char [nel+1]; |
|
|
1703 s[nel] = '\0'; |
|
|
1704 for (int i = 0; i < nel; i++) |
|
|
1705 { |
|
|
1706 double d = b + i * incr; |
|
|
1707 |
|
|
1708 if (xisnan (d)) |
|
|
1709 { |
|
|
1710 ::error ("invalid conversion from NaN to character"); |
|
|
1711 delete [] s; |
|
|
1712 return retval; |
|
|
1713 } |
|
|
1714 else |
|
|
1715 { |
|
1358
|
1716 // XXX FIXME XXX -- warn about out of range |
|
|
1717 // conversions? |
|
|
1718 |
|
1299
|
1719 int ival = NINT (d); |
|
|
1720 s[i] = (char) ival; |
|
|
1721 } |
|
|
1722 } |
|
2086
|
1723 retval = octave_value (s, 1); |
|
1299
|
1724 delete [] s; |
|
|
1725 } |
|
|
1726 break; |
|
|
1727 |
|
1572
|
1728 case char_matrix_constant: |
|
2086
|
1729 retval = octave_value (*char_matrix, 1); |
|
1572
|
1730 break; |
|
|
1731 |
|
|
1732 case char_matrix_constant_str: |
|
2086
|
1733 retval = octave_value (*char_matrix, 1); |
|
1299
|
1734 break; |
|
|
1735 |
|
|
1736 default: |
|
|
1737 gripe_invalid_conversion (type_as_string (), "string"); |
|
|
1738 break; |
|
|
1739 } |
|
|
1740 |
|
|
1741 return retval; |
|
|
1742 } |
|
|
1743 |
|
|
1744 void |
|
2086
|
1745 OCT_VAL_REP::convert_to_row_or_column_vector (void) |
|
1299
|
1746 { |
|
|
1747 assert (type_tag == matrix_constant || type_tag == complex_matrix_constant); |
|
|
1748 |
|
|
1749 int nr = rows (); |
|
|
1750 int nc = columns (); |
|
|
1751 |
|
|
1752 if (nr == 1 || nc == 1) |
|
|
1753 return; |
|
|
1754 |
|
|
1755 int len = nr * nc; |
|
|
1756 |
|
|
1757 assert (len > 0); |
|
|
1758 |
|
|
1759 int new_nr = 1; |
|
|
1760 int new_nc = 1; |
|
|
1761 |
|
|
1762 if (user_pref.prefer_column_vectors) |
|
|
1763 new_nr = len; |
|
|
1764 else |
|
|
1765 new_nc = len; |
|
|
1766 |
|
|
1767 if (type_tag == matrix_constant) |
|
|
1768 { |
|
|
1769 Matrix *m = new Matrix (new_nr, new_nc); |
|
|
1770 |
|
|
1771 double *cop_out = matrix->fortran_vec (); |
|
|
1772 |
|
|
1773 for (int i = 0; i < len; i++) |
|
|
1774 { |
|
|
1775 if (new_nr == 1) |
|
|
1776 m->elem (0, i) = *cop_out++; |
|
|
1777 else |
|
|
1778 m->elem (i, 0) = *cop_out++; |
|
|
1779 } |
|
|
1780 |
|
|
1781 delete matrix; |
|
|
1782 matrix = m; |
|
|
1783 } |
|
|
1784 else |
|
|
1785 { |
|
|
1786 ComplexMatrix *cm = new ComplexMatrix (new_nr, new_nc); |
|
|
1787 |
|
|
1788 Complex *cop_out = complex_matrix->fortran_vec (); |
|
|
1789 |
|
|
1790 for (int i = 0; i < len; i++) |
|
|
1791 { |
|
|
1792 if (new_nr == 1) |
|
|
1793 cm->elem (0, i) = *cop_out++; |
|
|
1794 else |
|
|
1795 cm->elem (i, 0) = *cop_out++; |
|
|
1796 } |
|
|
1797 |
|
|
1798 delete complex_matrix; |
|
|
1799 complex_matrix = cm; |
|
|
1800 } |
|
|
1801 } |
|
|
1802 |
|
|
1803 void |
|
2086
|
1804 OCT_VAL_REP::convert_to_matrix_type (bool make_complex) |
|
1558
|
1805 { |
|
|
1806 switch (type_tag) |
|
|
1807 { |
|
|
1808 case complex_scalar_constant: |
|
|
1809 { |
|
|
1810 Complex *old_complex = complex_scalar; |
|
|
1811 complex_matrix = new ComplexMatrix (1, 1, *complex_scalar); |
|
|
1812 type_tag = complex_matrix_constant; |
|
|
1813 delete old_complex; |
|
|
1814 } |
|
|
1815 break; |
|
|
1816 |
|
|
1817 case scalar_constant: |
|
|
1818 { |
|
1581
|
1819 if (make_complex) |
|
|
1820 { |
|
|
1821 complex_matrix = new ComplexMatrix (1, 1, scalar); |
|
|
1822 type_tag = complex_matrix_constant; |
|
|
1823 } |
|
|
1824 else |
|
|
1825 { |
|
|
1826 matrix = new Matrix (1, 1, scalar); |
|
|
1827 type_tag = matrix_constant; |
|
|
1828 } |
|
1558
|
1829 } |
|
|
1830 break; |
|
|
1831 |
|
|
1832 case unknown_constant: |
|
|
1833 { |
|
1581
|
1834 if (make_complex) |
|
|
1835 { |
|
|
1836 complex_matrix = new ComplexMatrix (); |
|
|
1837 type_tag = complex_matrix_constant; |
|
|
1838 } |
|
|
1839 else |
|
|
1840 { |
|
|
1841 matrix = new Matrix (); |
|
|
1842 type_tag = matrix_constant; |
|
|
1843 } |
|
1558
|
1844 } |
|
|
1845 break; |
|
|
1846 |
|
1572
|
1847 case range_constant: |
|
|
1848 { |
|
1581
|
1849 if (make_complex) |
|
|
1850 { |
|
|
1851 ComplexMatrix *tmp = new ComplexMatrix (range->matrix_value ()); |
|
|
1852 delete range; |
|
|
1853 complex_matrix = tmp; |
|
|
1854 type_tag = complex_matrix_constant; |
|
|
1855 } |
|
|
1856 else |
|
|
1857 { |
|
|
1858 Matrix *tmp = new Matrix (range->matrix_value ()); |
|
|
1859 delete range; |
|
|
1860 matrix = tmp; |
|
|
1861 type_tag = matrix_constant; |
|
|
1862 } |
|
1572
|
1863 } |
|
|
1864 break; |
|
|
1865 |
|
1558
|
1866 default: |
|
|
1867 panic_impossible (); |
|
|
1868 break; |
|
|
1869 } |
|
|
1870 } |
|
|
1871 |
|
|
1872 void |
|
2086
|
1873 OCT_VAL_REP::force_numeric (bool force_string_conv) |
|
1299
|
1874 { |
|
|
1875 switch (type_tag) |
|
|
1876 { |
|
|
1877 case scalar_constant: |
|
|
1878 case matrix_constant: |
|
|
1879 case complex_scalar_constant: |
|
|
1880 case complex_matrix_constant: |
|
1572
|
1881 case char_matrix_constant: |
|
1299
|
1882 break; |
|
|
1883 |
|
1572
|
1884 case char_matrix_constant_str: |
|
1299
|
1885 { |
|
1827
|
1886 if (! force_string_conv && ! user_pref.implicit_str_to_num_ok) |
|
1299
|
1887 { |
|
1490
|
1888 ::error ("string to numeric conversion failed --\ |
|
|
1889 default conversion turned off"); |
|
1299
|
1890 return; |
|
|
1891 } |
|
|
1892 |
|
1572
|
1893 int nr = char_matrix->rows (); |
|
|
1894 int nc = char_matrix->cols (); |
|
1355
|
1895 |
|
|
1896 if (nr == 1 && nc == 1) |
|
1299
|
1897 { |
|
|
1898 type_tag = scalar_constant; |
|
1572
|
1899 double tmp = toascii ((int) char_matrix->elem (0, 0)); |
|
|
1900 delete char_matrix; |
|
|
1901 scalar = tmp; |
|
1299
|
1902 } |
|
1355
|
1903 else if (nr == 0 || nc == 0) |
|
1299
|
1904 { |
|
1572
|
1905 delete char_matrix; |
|
1299
|
1906 type_tag = matrix_constant; |
|
|
1907 matrix = new Matrix (0, 0); |
|
|
1908 } |
|
1355
|
1909 else if (nr > 0 && nc > 0) |
|
|
1910 { |
|
|
1911 type_tag = matrix_constant; |
|
|
1912 |
|
|
1913 Matrix *tm = new Matrix (nr, nc); |
|
|
1914 |
|
|
1915 for (int i = 0; i < nr; i++) |
|
|
1916 { |
|
|
1917 for (int j = 0; j < nc; j++) |
|
|
1918 { |
|
1572
|
1919 int c = (int) char_matrix->elem (i, j); |
|
1355
|
1920 tm->elem (i, j) = toascii (c); |
|
|
1921 } |
|
|
1922 } |
|
1572
|
1923 delete char_matrix; |
|
1355
|
1924 matrix = tm; |
|
|
1925 } |
|
1299
|
1926 else |
|
|
1927 panic_impossible (); |
|
|
1928 } |
|
|
1929 break; |
|
|
1930 |
|
|
1931 case range_constant: |
|
|
1932 { |
|
|
1933 int len = range->nelem (); |
|
|
1934 if (len > 1) |
|
|
1935 { |
|
|
1936 type_tag = matrix_constant; |
|
|
1937 Matrix *tm = new Matrix (1, len); |
|
|
1938 double b = range->base (); |
|
|
1939 double increment = range->inc (); |
|
|
1940 for (int i = 0; i < len; i++) |
|
|
1941 tm->elem (0, i) = b + i * increment; |
|
1572
|
1942 delete range; |
|
1299
|
1943 matrix = tm; |
|
|
1944 } |
|
|
1945 else if (len == 1) |
|
|
1946 { |
|
|
1947 type_tag = scalar_constant; |
|
|
1948 scalar = range->base (); |
|
|
1949 } |
|
|
1950 } |
|
|
1951 break; |
|
|
1952 |
|
|
1953 default: |
|
|
1954 gripe_invalid_conversion (type_as_string (), "numeric type"); |
|
|
1955 break; |
|
|
1956 } |
|
|
1957 } |
|
|
1958 |
|
2086
|
1959 octave_value |
|
|
1960 OCT_VAL_REP::make_numeric (bool force_string_conv) const |
|
1299
|
1961 { |
|
2086
|
1962 octave_value retval; |
|
1299
|
1963 |
|
|
1964 switch (type_tag) |
|
|
1965 { |
|
|
1966 case scalar_constant: |
|
1355
|
1967 retval = scalar; |
|
1299
|
1968 break; |
|
|
1969 |
|
|
1970 case matrix_constant: |
|
1355
|
1971 retval = *matrix; |
|
1299
|
1972 break; |
|
|
1973 |
|
|
1974 case complex_scalar_constant: |
|
1355
|
1975 retval = *complex_scalar; |
|
1299
|
1976 break; |
|
|
1977 |
|
|
1978 case complex_matrix_constant: |
|
1355
|
1979 retval = *complex_matrix; |
|
1299
|
1980 break; |
|
|
1981 |
|
1572
|
1982 case char_matrix_constant: |
|
|
1983 retval = *char_matrix; |
|
|
1984 break; |
|
|
1985 |
|
|
1986 case char_matrix_constant_str: |
|
|
1987 { |
|
1827
|
1988 int flag = force_string_conv; |
|
1572
|
1989 if (! flag) |
|
|
1990 flag = user_pref.implicit_str_to_num_ok; |
|
|
1991 |
|
|
1992 if (flag < 0) |
|
|
1993 warn_implicit_conversion ("string", "char matrix"); |
|
|
1994 |
|
|
1995 if (flag) |
|
|
1996 { |
|
|
1997 retval = *char_matrix; |
|
1827
|
1998 retval.force_numeric (force_string_conv); |
|
1572
|
1999 } |
|
|
2000 else |
|
|
2001 gripe_invalid_conversion ("string", "char matrix"); |
|
|
2002 } |
|
1299
|
2003 break; |
|
|
2004 |
|
|
2005 case range_constant: |
|
1355
|
2006 retval = *range; |
|
1827
|
2007 retval.force_numeric (force_string_conv); |
|
1299
|
2008 break; |
|
|
2009 |
|
|
2010 default: |
|
|
2011 gripe_invalid_conversion (type_as_string (), "numeric value"); |
|
|
2012 break; |
|
|
2013 } |
|
|
2014 |
|
|
2015 return retval; |
|
|
2016 } |
|
|
2017 |
|
|
2018 void |
|
2086
|
2019 OCT_VAL_REP::bump_value (tree_expression::type etype) |
|
1299
|
2020 { |
|
|
2021 switch (etype) |
|
|
2022 { |
|
|
2023 case tree_expression::increment: |
|
|
2024 switch (type_tag) |
|
|
2025 { |
|
|
2026 case scalar_constant: |
|
|
2027 scalar++; |
|
|
2028 break; |
|
|
2029 |
|
|
2030 case matrix_constant: |
|
|
2031 *matrix = *matrix + 1.0; |
|
|
2032 break; |
|
|
2033 |
|
|
2034 case complex_scalar_constant: |
|
|
2035 *complex_scalar = *complex_scalar + 1.0; |
|
|
2036 break; |
|
|
2037 |
|
|
2038 case complex_matrix_constant: |
|
|
2039 *complex_matrix = *complex_matrix + 1.0; |
|
|
2040 break; |
|
|
2041 |
|
|
2042 case range_constant: |
|
|
2043 range->set_base (range->base () + 1.0); |
|
|
2044 range->set_limit (range->limit () + 1.0); |
|
|
2045 break; |
|
|
2046 |
|
|
2047 default: |
|
|
2048 gripe_wrong_type_arg ("operator ++", type_as_string ()); |
|
|
2049 break; |
|
|
2050 } |
|
|
2051 break; |
|
|
2052 |
|
|
2053 case tree_expression::decrement: |
|
|
2054 switch (type_tag) |
|
|
2055 { |
|
|
2056 case scalar_constant: |
|
|
2057 scalar--; |
|
|
2058 break; |
|
|
2059 |
|
|
2060 case matrix_constant: |
|
|
2061 *matrix = *matrix - 1.0; |
|
|
2062 break; |
|
|
2063 |
|
|
2064 case range_constant: |
|
|
2065 range->set_base (range->base () - 1.0); |
|
|
2066 range->set_limit (range->limit () - 1.0); |
|
|
2067 break; |
|
|
2068 |
|
|
2069 default: |
|
|
2070 gripe_wrong_type_arg ("operator --", type_as_string ()); |
|
|
2071 break; |
|
|
2072 } |
|
|
2073 break; |
|
|
2074 |
|
|
2075 default: |
|
|
2076 panic_impossible (); |
|
|
2077 break; |
|
|
2078 } |
|
|
2079 } |
|
|
2080 |
|
|
2081 void |
|
2086
|
2082 OCT_VAL_REP::resize (int i, int j) |
|
1299
|
2083 { |
|
|
2084 switch (type_tag) |
|
|
2085 { |
|
|
2086 case matrix_constant: |
|
|
2087 matrix->resize (i, j); |
|
|
2088 break; |
|
|
2089 |
|
|
2090 case complex_matrix_constant: |
|
|
2091 complex_matrix->resize (i, j); |
|
|
2092 break; |
|
|
2093 |
|
|
2094 default: |
|
|
2095 gripe_wrong_type_arg ("resize", type_as_string ()); |
|
|
2096 break; |
|
|
2097 } |
|
|
2098 } |
|
|
2099 |
|
|
2100 void |
|
2086
|
2101 OCT_VAL_REP::resize (int i, int j, double val) |
|
1299
|
2102 { |
|
|
2103 switch (type_tag) |
|
|
2104 { |
|
|
2105 case matrix_constant: |
|
|
2106 matrix->resize (i, j, val); |
|
|
2107 break; |
|
|
2108 |
|
|
2109 case complex_matrix_constant: |
|
|
2110 complex_matrix->resize (i, j, val); |
|
|
2111 break; |
|
|
2112 |
|
|
2113 default: |
|
|
2114 gripe_wrong_type_arg ("resize", type_as_string ()); |
|
|
2115 break; |
|
|
2116 } |
|
|
2117 } |
|
|
2118 |
|
|
2119 void |
|
2086
|
2120 OCT_VAL_REP::stash_original_text (const string &s) |
|
1299
|
2121 { |
|
1755
|
2122 orig_text = s; |
|
1299
|
2123 } |
|
|
2124 |
|
|
2125 void |
|
2086
|
2126 OCT_VAL_REP::maybe_mutate (void) |
|
1299
|
2127 { |
|
|
2128 switch (type_tag) |
|
|
2129 { |
|
|
2130 case complex_scalar_constant: |
|
|
2131 if (::imag (*complex_scalar) == 0.0) |
|
|
2132 { |
|
|
2133 double d = ::real (*complex_scalar); |
|
|
2134 delete complex_scalar; |
|
|
2135 scalar = d; |
|
|
2136 type_tag = scalar_constant; |
|
|
2137 } |
|
|
2138 break; |
|
|
2139 |
|
|
2140 case complex_matrix_constant: |
|
|
2141 if (! any_element_is_complex (*complex_matrix)) |
|
|
2142 { |
|
|
2143 Matrix *m = new Matrix (::real (*complex_matrix)); |
|
|
2144 delete complex_matrix; |
|
|
2145 matrix = m; |
|
|
2146 type_tag = matrix_constant; |
|
|
2147 } |
|
|
2148 break; |
|
|
2149 |
|
|
2150 default: |
|
|
2151 break; |
|
|
2152 } |
|
|
2153 |
|
1358
|
2154 // Avoid calling rows() and columns() for things like magic_colon. |
|
1299
|
2155 |
|
|
2156 int nr = 1; |
|
|
2157 int nc = 1; |
|
|
2158 if (type_tag == matrix_constant |
|
|
2159 || type_tag == complex_matrix_constant |
|
|
2160 || type_tag == range_constant) |
|
|
2161 { |
|
|
2162 nr = rows (); |
|
|
2163 nc = columns (); |
|
|
2164 } |
|
|
2165 |
|
|
2166 switch (type_tag) |
|
|
2167 { |
|
|
2168 case matrix_constant: |
|
|
2169 if (nr == 1 && nc == 1) |
|
|
2170 { |
|
|
2171 double d = matrix->elem (0, 0); |
|
|
2172 delete matrix; |
|
|
2173 scalar = d; |
|
|
2174 type_tag = scalar_constant; |
|
|
2175 } |
|
|
2176 break; |
|
|
2177 |
|
|
2178 case complex_matrix_constant: |
|
|
2179 if (nr == 1 && nc == 1) |
|
|
2180 { |
|
|
2181 Complex c = complex_matrix->elem (0, 0); |
|
|
2182 delete complex_matrix; |
|
|
2183 complex_scalar = new Complex (c); |
|
|
2184 type_tag = complex_scalar_constant; |
|
|
2185 } |
|
|
2186 break; |
|
|
2187 |
|
|
2188 case range_constant: |
|
|
2189 if (nr == 1 && nc == 1) |
|
|
2190 { |
|
|
2191 double d = range->base (); |
|
|
2192 delete range; |
|
|
2193 scalar = d; |
|
|
2194 type_tag = scalar_constant; |
|
|
2195 } |
|
|
2196 break; |
|
|
2197 |
|
|
2198 default: |
|
|
2199 break; |
|
|
2200 } |
|
|
2201 } |
|
|
2202 |
|
|
2203 void |
|
2086
|
2204 OCT_VAL_REP::print (ostream& output_buf) |
|
1299
|
2205 { |
|
|
2206 if (error_state) |
|
|
2207 return; |
|
|
2208 |
|
|
2209 switch (type_tag) |
|
|
2210 { |
|
|
2211 case scalar_constant: |
|
1973
|
2212 octave_print_internal (output_buf, scalar, false); |
|
1299
|
2213 break; |
|
|
2214 |
|
|
2215 case matrix_constant: |
|
1973
|
2216 octave_print_internal (output_buf, *matrix, false, |
|
|
2217 struct_indent); |
|
1299
|
2218 break; |
|
|
2219 |
|
|
2220 case complex_scalar_constant: |
|
1973
|
2221 octave_print_internal (output_buf, *complex_scalar, false); |
|
1299
|
2222 break; |
|
|
2223 |
|
|
2224 case complex_matrix_constant: |
|
1973
|
2225 octave_print_internal (output_buf, *complex_matrix, false, |
|
|
2226 struct_indent); |
|
1299
|
2227 break; |
|
|
2228 |
|
1572
|
2229 case char_matrix_constant: |
|
1973
|
2230 octave_print_internal (output_buf, *char_matrix, false, |
|
|
2231 struct_indent); |
|
1572
|
2232 break; |
|
|
2233 |
|
|
2234 case char_matrix_constant_str: |
|
1973
|
2235 octave_print_internal (output_buf, *char_matrix, false, true, |
|
|
2236 struct_indent); |
|
1299
|
2237 break; |
|
|
2238 |
|
|
2239 case range_constant: |
|
1973
|
2240 octave_print_internal (output_buf, *range, false, struct_indent); |
|
1299
|
2241 break; |
|
|
2242 |
|
|
2243 case map_constant: |
|
|
2244 { |
|
1358
|
2245 // XXX FIXME XXX -- would be nice to print the output in some |
|
|
2246 // standard order. Maybe all substructures first, maybe |
|
|
2247 // alphabetize entries, etc. |
|
|
2248 |
|
2086
|
2249 begin_unwind_frame ("OCT_VAL_REP_print"); |
|
1299
|
2250 |
|
1973
|
2251 unwind_protect_int (struct_indent); |
|
1299
|
2252 unwind_protect_int (user_pref.struct_levels_to_print); |
|
|
2253 |
|
|
2254 if (user_pref.struct_levels_to_print-- > 0) |
|
|
2255 { |
|
1973
|
2256 output_buf.form ("\n%*s{\n", struct_indent, ""); |
|
|
2257 |
|
|
2258 increment_struct_indent (); |
|
|
2259 |
|
|
2260 Pix p = a_map->first (); |
|
|
2261 |
|
|
2262 while (p) |
|
1299
|
2263 { |
|
1973
|
2264 bool pad_after = false; |
|
|
2265 |
|
1755
|
2266 string key = a_map->key (p); |
|
2086
|
2267 octave_value val = a_map->contents (p); |
|
1299
|
2268 |
|
1973
|
2269 a_map->next (p); |
|
|
2270 |
|
|
2271 output_buf.form ("%*s%s =", struct_indent, |
|
1755
|
2272 "", key.c_str ()); |
|
|
2273 |
|
1973
|
2274 if (val.print_as_scalar ()) |
|
|
2275 output_buf << " "; |
|
|
2276 else if (val.print_as_structure ()) |
|
|
2277 { |
|
|
2278 if (p) |
|
|
2279 pad_after = true; |
|
|
2280 } |
|
|
2281 else |
|
|
2282 { |
|
|
2283 if (p) |
|
|
2284 pad_after = true; |
|
|
2285 |
|
|
2286 output_buf << "\n\n"; |
|
|
2287 } |
|
1299
|
2288 |
|
|
2289 val.print (output_buf); |
|
1973
|
2290 |
|
|
2291 if (pad_after) |
|
|
2292 output_buf << "\n"; |
|
1299
|
2293 } |
|
|
2294 |
|
1973
|
2295 decrement_struct_indent (); |
|
|
2296 |
|
|
2297 output_buf.form ("%*s%s", struct_indent, "", "}\n"); |
|
1299
|
2298 } |
|
|
2299 else |
|
1973
|
2300 output_buf << " <structure>\n"; |
|
1299
|
2301 |
|
2086
|
2302 run_unwind_frame ("OCT_VAL_REP_print"); |
|
1299
|
2303 } |
|
|
2304 break; |
|
|
2305 |
|
|
2306 case unknown_constant: |
|
|
2307 case magic_colon: |
|
|
2308 case all_va_args: |
|
|
2309 panic_impossible (); |
|
|
2310 break; |
|
|
2311 } |
|
|
2312 } |
|
|
2313 |
|
|
2314 void |
|
2086
|
2315 OCT_VAL_REP::gripe_wrong_type_arg (const char *name, |
|
|
2316 const octave_value_rep& tcr) const |
|
1299
|
2317 { |
|
|
2318 if (name) |
|
|
2319 ::error ("%s: wrong type argument `%s'", name, tcr.type_as_string ()); |
|
|
2320 else |
|
|
2321 ::error ("wrong type argument `%s'", name, tcr.type_as_string ()); |
|
|
2322 } |
|
|
2323 |
|
|
2324 char * |
|
2086
|
2325 OCT_VAL_REP::type_as_string (void) const |
|
1299
|
2326 { |
|
|
2327 switch (type_tag) |
|
|
2328 { |
|
|
2329 case scalar_constant: |
|
|
2330 return "real scalar"; |
|
|
2331 |
|
|
2332 case matrix_constant: |
|
|
2333 return "real matrix"; |
|
|
2334 |
|
|
2335 case complex_scalar_constant: |
|
|
2336 return "complex scalar"; |
|
|
2337 |
|
|
2338 case complex_matrix_constant: |
|
|
2339 return "complex matrix"; |
|
|
2340 |
|
1572
|
2341 case char_matrix_constant: |
|
|
2342 return "char matrix"; |
|
|
2343 |
|
|
2344 case char_matrix_constant_str: |
|
1299
|
2345 return "string"; |
|
|
2346 |
|
|
2347 case range_constant: |
|
|
2348 return "range"; |
|
|
2349 |
|
|
2350 case map_constant: |
|
|
2351 return "structure"; |
|
|
2352 |
|
|
2353 default: |
|
|
2354 return "<unknown type>"; |
|
|
2355 } |
|
|
2356 } |
|
|
2357 |
|
2086
|
2358 octave_value |
|
|
2359 do_binary_op (octave_value& a, octave_value& b, tree_expression::type t) |
|
1299
|
2360 { |
|
2086
|
2361 octave_value retval; |
|
1299
|
2362 |
|
1827
|
2363 bool first_empty = (a.rows () == 0 || a.columns () == 0); |
|
|
2364 bool second_empty = (b.rows () == 0 || b.columns () == 0); |
|
1299
|
2365 |
|
|
2366 if (first_empty || second_empty) |
|
|
2367 { |
|
|
2368 int flag = user_pref.propagate_empty_matrices; |
|
|
2369 if (flag < 0) |
|
|
2370 warning ("binary operation on empty matrix"); |
|
|
2371 else if (flag == 0) |
|
|
2372 { |
|
|
2373 ::error ("invalid binary operation on empty matrix"); |
|
|
2374 return retval; |
|
|
2375 } |
|
|
2376 } |
|
|
2377 |
|
2086
|
2378 octave_value tmp_a = a.make_numeric (); |
|
1299
|
2379 |
|
|
2380 if (error_state) |
|
|
2381 return retval; |
|
|
2382 |
|
2086
|
2383 octave_value tmp_b = b.make_numeric (); |
|
1299
|
2384 |
|
|
2385 if (error_state) |
|
|
2386 return retval; |
|
|
2387 |
|
2086
|
2388 OCT_VAL_REP::constant_type a_type = tmp_a.const_type (); |
|
|
2389 OCT_VAL_REP::constant_type b_type = tmp_b.const_type (); |
|
1299
|
2390 |
|
|
2391 double d1, d2; |
|
|
2392 Matrix m1, m2; |
|
|
2393 Complex c1, c2; |
|
|
2394 ComplexMatrix cm1, cm2; |
|
|
2395 |
|
|
2396 switch (a_type) |
|
|
2397 { |
|
2086
|
2398 case OCT_VAL_REP::scalar_constant: |
|
1299
|
2399 |
|
|
2400 d1 = tmp_a.double_value (); |
|
|
2401 |
|
|
2402 switch (b_type) |
|
|
2403 { |
|
2086
|
2404 case OCT_VAL_REP::scalar_constant: |
|
1299
|
2405 d2 = tmp_b.double_value (); |
|
|
2406 retval = do_binary_op (d1, d2, t); |
|
|
2407 break; |
|
|
2408 |
|
2086
|
2409 case OCT_VAL_REP::matrix_constant: |
|
|
2410 case OCT_VAL_REP::char_matrix_constant: |
|
1299
|
2411 m2 = tmp_b.matrix_value (); |
|
|
2412 retval = do_binary_op (d1, m2, t); |
|
|
2413 break; |
|
|
2414 |
|
2086
|
2415 case OCT_VAL_REP::complex_scalar_constant: |
|
1299
|
2416 c2 = tmp_b.complex_value (); |
|
|
2417 retval = do_binary_op (d1, c2, t); |
|
|
2418 break; |
|
|
2419 |
|
2086
|
2420 case OCT_VAL_REP::complex_matrix_constant: |
|
1299
|
2421 cm2 = tmp_b.complex_matrix_value (); |
|
|
2422 retval = do_binary_op (d1, cm2, t); |
|
|
2423 break; |
|
|
2424 |
|
|
2425 default: |
|
|
2426 gripe_wrong_type_arg_for_binary_op (tmp_b); |
|
|
2427 break; |
|
|
2428 } |
|
|
2429 break; |
|
|
2430 |
|
2086
|
2431 case OCT_VAL_REP::matrix_constant: |
|
|
2432 case OCT_VAL_REP::char_matrix_constant: |
|
1299
|
2433 |
|
|
2434 m1 = tmp_a.matrix_value (); |
|
|
2435 |
|
|
2436 switch (b_type) |
|
|
2437 { |
|
2086
|
2438 case OCT_VAL_REP::scalar_constant: |
|
1299
|
2439 d2 = tmp_b.double_value (); |
|
|
2440 retval = do_binary_op (m1, d2, t); |
|
|
2441 break; |
|
|
2442 |
|
2086
|
2443 case OCT_VAL_REP::matrix_constant: |
|
|
2444 case OCT_VAL_REP::char_matrix_constant: |
|
1299
|
2445 m2 = tmp_b.matrix_value (); |
|
|
2446 retval = do_binary_op (m1, m2, t); |
|
|
2447 break; |
|
|
2448 |
|
2086
|
2449 case OCT_VAL_REP::complex_scalar_constant: |
|
1299
|
2450 c2 = tmp_b.complex_value (); |
|
|
2451 retval = do_binary_op (m1, c2, t); |
|
|
2452 break; |
|
|
2453 |
|
2086
|
2454 case OCT_VAL_REP::complex_matrix_constant: |
|
1299
|
2455 cm2 = tmp_b.complex_matrix_value (); |
|
|
2456 retval = do_binary_op (m1, cm2, t); |
|
|
2457 break; |
|
|
2458 |
|
|
2459 default: |
|
|
2460 gripe_wrong_type_arg_for_binary_op (tmp_b); |
|
|
2461 break; |
|
|
2462 } |
|
|
2463 break; |
|
|
2464 |
|
2086
|
2465 case OCT_VAL_REP::complex_scalar_constant: |
|
1299
|
2466 |
|
|
2467 c1 = tmp_a.complex_value (); |
|
|
2468 |
|
|
2469 switch (b_type) |
|
|
2470 { |
|
2086
|
2471 case OCT_VAL_REP::scalar_constant: |
|
1299
|
2472 d2 = tmp_b.double_value (); |
|
|
2473 retval = do_binary_op (c1, d2, t); |
|
|
2474 break; |
|
|
2475 |
|
2086
|
2476 case OCT_VAL_REP::matrix_constant: |
|
|
2477 case OCT_VAL_REP::char_matrix_constant: |
|
1299
|
2478 m2 = tmp_b.matrix_value (); |
|
|
2479 retval = do_binary_op (c1, m2, t); |
|
|
2480 break; |
|
|
2481 |
|
2086
|
2482 case OCT_VAL_REP::complex_scalar_constant: |
|
1299
|
2483 c2 = tmp_b.complex_value (); |
|
|
2484 retval = do_binary_op (c1, c2, t); |
|
|
2485 break; |
|
|
2486 |
|
2086
|
2487 case OCT_VAL_REP::complex_matrix_constant: |
|
1299
|
2488 cm2 = tmp_b.complex_matrix_value (); |
|
|
2489 retval = do_binary_op (c1, cm2, t); |
|
|
2490 break; |
|
|
2491 |
|
|
2492 default: |
|
|
2493 gripe_wrong_type_arg_for_binary_op (tmp_b); |
|
|
2494 break; |
|
|
2495 } |
|
|
2496 break; |
|
|
2497 |
|
2086
|
2498 case OCT_VAL_REP::complex_matrix_constant: |
|
1299
|
2499 |
|
|
2500 cm1 = tmp_a.complex_matrix_value (); |
|
|
2501 |
|
|
2502 switch (b_type) |
|
|
2503 { |
|
2086
|
2504 case OCT_VAL_REP::scalar_constant: |
|
1299
|
2505 d2 = tmp_b.double_value (); |
|
|
2506 retval = do_binary_op (cm1, d2, t); |
|
|
2507 break; |
|
|
2508 |
|
2086
|
2509 case OCT_VAL_REP::matrix_constant: |
|
|
2510 case OCT_VAL_REP::char_matrix_constant: |
|
1299
|
2511 m2 = tmp_b.matrix_value (); |
|
|
2512 retval = do_binary_op (cm1, m2, t); |
|
|
2513 break; |
|
|
2514 |
|
2086
|
2515 case OCT_VAL_REP::complex_scalar_constant: |
|
1299
|
2516 c2 = tmp_b.complex_value (); |
|
|
2517 retval = do_binary_op (cm1, c2, t); |
|
|
2518 break; |
|
|
2519 |
|
2086
|
2520 case OCT_VAL_REP::complex_matrix_constant: |
|
1299
|
2521 cm2 = tmp_b.complex_matrix_value (); |
|
|
2522 retval = do_binary_op (cm1, cm2, t); |
|
|
2523 break; |
|
|
2524 |
|
|
2525 default: |
|
|
2526 gripe_wrong_type_arg_for_binary_op (tmp_b); |
|
|
2527 break; |
|
|
2528 } |
|
|
2529 break; |
|
|
2530 |
|
|
2531 default: |
|
|
2532 gripe_wrong_type_arg_for_binary_op (tmp_a); |
|
|
2533 break; |
|
|
2534 } |
|
|
2535 |
|
|
2536 return retval; |
|
|
2537 } |
|
|
2538 |
|
2086
|
2539 octave_value |
|
|
2540 do_unary_op (octave_value& a, tree_expression::type t) |
|
1299
|
2541 { |
|
2086
|
2542 octave_value retval; |
|
1299
|
2543 |
|
|
2544 if (a.rows () == 0 || a.columns () == 0) |
|
|
2545 { |
|
|
2546 int flag = user_pref.propagate_empty_matrices; |
|
|
2547 if (flag < 0) |
|
|
2548 warning ("unary operation on empty matrix"); |
|
|
2549 else if (flag == 0) |
|
|
2550 { |
|
|
2551 ::error ("invalid unary operation on empty matrix"); |
|
|
2552 return retval; |
|
|
2553 } |
|
|
2554 } |
|
|
2555 |
|
2086
|
2556 octave_value tmp_a = a.make_numeric (); |
|
1299
|
2557 |
|
|
2558 if (error_state) |
|
|
2559 return retval; |
|
|
2560 |
|
|
2561 switch (tmp_a.const_type ()) |
|
|
2562 { |
|
2086
|
2563 case OCT_VAL_REP::scalar_constant: |
|
1299
|
2564 retval = do_unary_op (tmp_a.double_value (), t); |
|
|
2565 break; |
|
|
2566 |
|
2086
|
2567 case OCT_VAL_REP::matrix_constant: |
|
1299
|
2568 { |
|
|
2569 Matrix m = tmp_a.matrix_value (); |
|
|
2570 retval = do_unary_op (m, t); |
|
|
2571 } |
|
|
2572 break; |
|
|
2573 |
|
2086
|
2574 case OCT_VAL_REP::complex_scalar_constant: |
|
1299
|
2575 retval = do_unary_op (tmp_a.complex_value (), t); |
|
|
2576 break; |
|
|
2577 |
|
2086
|
2578 case OCT_VAL_REP::complex_matrix_constant: |
|
1299
|
2579 { |
|
|
2580 ComplexMatrix m = tmp_a.complex_matrix_value (); |
|
|
2581 retval = do_unary_op (m, t); |
|
|
2582 } |
|
|
2583 break; |
|
|
2584 |
|
|
2585 default: |
|
|
2586 gripe_wrong_type_arg_for_unary_op (tmp_a); |
|
|
2587 break; |
|
|
2588 } |
|
|
2589 |
|
|
2590 return retval; |
|
|
2591 } |
|
|
2592 |
|
|
2593 // Indexing operations for the tree-constant representation class. |
|
1558
|
2594 |
|
|
2595 void |
|
2086
|
2596 OCT_VAL_REP::clear_index (void) |
|
1558
|
2597 { |
|
|
2598 switch (type_tag) |
|
|
2599 { |
|
|
2600 case matrix_constant: |
|
|
2601 matrix->clear_index (); |
|
|
2602 break; |
|
|
2603 |
|
2086
|
2604 case OCT_VAL_REP::complex_matrix_constant: |
|
1558
|
2605 complex_matrix->clear_index (); |
|
|
2606 break; |
|
|
2607 |
|
1572
|
2608 case char_matrix_constant: |
|
|
2609 case char_matrix_constant_str: |
|
|
2610 char_matrix->clear_index (); |
|
|
2611 break; |
|
|
2612 |
|
1558
|
2613 default: |
|
|
2614 panic_impossible (); |
|
|
2615 break; |
|
|
2616 } |
|
|
2617 } |
|
|
2618 |
|
|
2619 #if 0 |
|
|
2620 void |
|
2086
|
2621 OCT_VAL_REP::set_index (double d) |
|
1558
|
2622 { |
|
|
2623 switch (type_tag) |
|
|
2624 { |
|
|
2625 case matrix_constant: |
|
|
2626 matrix->set_index (d); |
|
|
2627 break; |
|
|
2628 |
|
2086
|
2629 case OCT_VAL_REP::complex_matrix_constant: |
|
1558
|
2630 complex_matrix->set_index (d); |
|
|
2631 break; |
|
|
2632 |
|
2086
|
2633 case OCT_VAL_REP::char_matrix_constant: |
|
|
2634 case OCT_VAL_REP::char_matrix_constant_str: |
|
1572
|
2635 char_matrix->set_index (d); |
|
|
2636 break; |
|
|
2637 |
|
1558
|
2638 default: |
|
|
2639 panic_impossible (); |
|
|
2640 break; |
|
|
2641 } |
|
|
2642 } |
|
|
2643 #endif |
|
|
2644 |
|
|
2645 void |
|
2086
|
2646 OCT_VAL_REP::set_index (const Range& r) |
|
1558
|
2647 { |
|
|
2648 switch (type_tag) |
|
|
2649 { |
|
|
2650 case matrix_constant: |
|
|
2651 matrix->set_index (r); |
|
|
2652 break; |
|
|
2653 |
|
2086
|
2654 case OCT_VAL_REP::complex_matrix_constant: |
|
1558
|
2655 complex_matrix->set_index (r); |
|
|
2656 break; |
|
|
2657 |
|
2086
|
2658 case OCT_VAL_REP::char_matrix_constant: |
|
|
2659 case OCT_VAL_REP::char_matrix_constant_str: |
|
1572
|
2660 char_matrix->set_index (r); |
|
|
2661 break; |
|
|
2662 |
|
1558
|
2663 default: |
|
|
2664 panic_impossible (); |
|
|
2665 break; |
|
|
2666 } |
|
|
2667 } |
|
|
2668 |
|
|
2669 void |
|
2086
|
2670 OCT_VAL_REP::set_index (const ColumnVector& v) |
|
1558
|
2671 { |
|
|
2672 switch (type_tag) |
|
|
2673 { |
|
|
2674 case matrix_constant: |
|
|
2675 matrix->set_index (v); |
|
|
2676 break; |
|
|
2677 |
|
2086
|
2678 case OCT_VAL_REP::complex_matrix_constant: |
|
1558
|
2679 complex_matrix->set_index (v); |
|
|
2680 break; |
|
|
2681 |
|
2086
|
2682 case OCT_VAL_REP::char_matrix_constant: |
|
|
2683 case OCT_VAL_REP::char_matrix_constant_str: |
|
1572
|
2684 char_matrix->set_index (v); |
|
|
2685 break; |
|
|
2686 |
|
1558
|
2687 default: |
|
|
2688 panic_impossible (); |
|
|
2689 break; |
|
|
2690 } |
|
|
2691 } |
|
|
2692 |
|
|
2693 void |
|
2086
|
2694 OCT_VAL_REP::set_index (const Matrix& m) |
|
1558
|
2695 { |
|
|
2696 int nr = m.rows (); |
|
|
2697 int nc = m.cols (); |
|
|
2698 |
|
|
2699 if (nr <= 1 || nc <= 1 |
|
|
2700 || user_pref.do_fortran_indexing) |
|
|
2701 { |
|
|
2702 switch (type_tag) |
|
|
2703 { |
|
|
2704 case matrix_constant: |
|
|
2705 matrix->set_index (m); |
|
|
2706 break; |
|
|
2707 |
|
2086
|
2708 case OCT_VAL_REP::complex_matrix_constant: |
|
1558
|
2709 complex_matrix->set_index (m); |
|
|
2710 break; |
|
|
2711 |
|
2086
|
2712 case OCT_VAL_REP::char_matrix_constant: |
|
|
2713 case OCT_VAL_REP::char_matrix_constant_str: |
|
1572
|
2714 char_matrix->set_index (m); |
|
|
2715 break; |
|
|
2716 |
|
1558
|
2717 default: |
|
|
2718 panic_impossible (); |
|
|
2719 break; |
|
|
2720 } |
|
|
2721 } |
|
|
2722 else |
|
|
2723 ::error ("invalid matrix used as index"); |
|
|
2724 } |
|
|
2725 |
|
|
2726 // XXX FIXME XXX -- this should probably be handled some other way... |
|
|
2727 // The arg here is expected to be ':'. |
|
|
2728 void |
|
2086
|
2729 OCT_VAL_REP::set_index (char c) |
|
1558
|
2730 { |
|
|
2731 switch (type_tag) |
|
|
2732 { |
|
|
2733 case matrix_constant: |
|
|
2734 matrix->set_index (c); |
|
|
2735 break; |
|
|
2736 |
|
2086
|
2737 case OCT_VAL_REP::complex_matrix_constant: |
|
1558
|
2738 complex_matrix->set_index (c); |
|
|
2739 break; |
|
|
2740 |
|
2086
|
2741 case OCT_VAL_REP::char_matrix_constant: |
|
|
2742 case OCT_VAL_REP::char_matrix_constant_str: |
|
1572
|
2743 char_matrix->set_index (c); |
|
|
2744 break; |
|
|
2745 |
|
1558
|
2746 default: |
|
|
2747 panic_impossible (); |
|
|
2748 break; |
|
|
2749 } |
|
|
2750 } |
|
|
2751 |
|
|
2752 void |
|
2086
|
2753 OCT_VAL_REP::set_index (const octave_value_list& args, bool rhs_is_complex) |
|
1558
|
2754 { |
|
2115
|
2755 // XXX FIXME XXX -- it's not good that we have to list all the types |
|
|
2756 // that can be indexed here. |
|
|
2757 |
|
1558
|
2758 switch (type_tag) |
|
|
2759 { |
|
|
2760 case unknown_constant: |
|
|
2761 case scalar_constant: |
|
|
2762 case complex_scalar_constant: |
|
|
2763 case range_constant: |
|
1581
|
2764 convert_to_matrix_type (rhs_is_complex); |
|
1558
|
2765 break; |
|
|
2766 |
|
2115
|
2767 case matrix_constant: |
|
|
2768 case complex_matrix_constant: |
|
|
2769 case char_matrix_constant: |
|
|
2770 case char_matrix_constant_str: |
|
|
2771 break; |
|
|
2772 |
|
1558
|
2773 default: |
|
2115
|
2774 ::error ("indexing %s type not implemented", type_as_string ()); |
|
1558
|
2775 break; |
|
|
2776 } |
|
|
2777 |
|
2115
|
2778 if (! error_state) |
|
1558
|
2779 { |
|
2115
|
2780 int n = args.length (); |
|
|
2781 |
|
|
2782 for (int i = 0; i < n; i++) |
|
1558
|
2783 { |
|
2115
|
2784 octave_value arg = args (i); |
|
|
2785 |
|
|
2786 switch (arg.const_type ()) |
|
|
2787 { |
|
|
2788 case range_constant: |
|
|
2789 set_index (arg.range_value ()); |
|
|
2790 break; |
|
|
2791 |
|
|
2792 case magic_colon: |
|
|
2793 set_index (':'); |
|
|
2794 break; |
|
|
2795 |
|
|
2796 default: |
|
|
2797 set_index (arg.matrix_value ()); |
|
|
2798 break; |
|
|
2799 } |
|
|
2800 |
|
|
2801 if (error_state) |
|
|
2802 { |
|
|
2803 clear_index (); |
|
|
2804 break; |
|
|
2805 } |
|
1558
|
2806 } |
|
|
2807 } |
|
|
2808 } |
|
|
2809 |
|
1827
|
2810 static inline bool |
|
2086
|
2811 valid_scalar_indices (const octave_value_list& args) |
|
1558
|
2812 { |
|
|
2813 int nargin = args.length (); |
|
|
2814 |
|
|
2815 for (int i = 0; i < nargin; i++) |
|
|
2816 if (! args(i).valid_as_scalar_index ()) |
|
1827
|
2817 return false; |
|
|
2818 |
|
|
2819 return true; |
|
1558
|
2820 } |
|
1299
|
2821 |
|
2086
|
2822 octave_value |
|
|
2823 OCT_VAL_REP::do_index (const octave_value_list& args) |
|
1299
|
2824 { |
|
2086
|
2825 octave_value retval; |
|
1299
|
2826 |
|
|
2827 if (error_state) |
|
|
2828 return retval; |
|
|
2829 |
|
1827
|
2830 bool originally_scalar_type = is_scalar_type (); |
|
1558
|
2831 |
|
|
2832 if (originally_scalar_type && valid_scalar_indices (args)) |
|
1299
|
2833 { |
|
1558
|
2834 switch (type_tag) |
|
1299
|
2835 { |
|
1558
|
2836 case scalar_constant: |
|
|
2837 retval = scalar; |
|
|
2838 break; |
|
|
2839 |
|
|
2840 case complex_scalar_constant: |
|
|
2841 retval = *complex_scalar; |
|
1299
|
2842 break; |
|
|
2843 |
|
|
2844 default: |
|
1558
|
2845 panic_impossible (); |
|
1299
|
2846 break; |
|
|
2847 } |
|
|
2848 } |
|
|
2849 else |
|
|
2850 { |
|
1558
|
2851 set_index (args); |
|
|
2852 |
|
|
2853 if (! error_state) |
|
|
2854 { |
|
|
2855 switch (type_tag) |
|
|
2856 { |
|
|
2857 case range_constant: |
|
|
2858 force_numeric (); |
|
|
2859 // Fall through... |
|
|
2860 |
|
|
2861 case matrix_constant: |
|
|
2862 retval = Matrix (matrix->value ()); |
|
|
2863 break; |
|
|
2864 |
|
|
2865 case complex_matrix_constant: |
|
|
2866 retval = ComplexMatrix (complex_matrix->value ()); |
|
|
2867 break; |
|
|
2868 |
|
1572
|
2869 case char_matrix_constant: |
|
|
2870 retval = charMatrix (char_matrix->value ()); |
|
|
2871 break; |
|
|
2872 |
|
|
2873 case char_matrix_constant_str: |
|
2086
|
2874 retval = octave_value (charMatrix (char_matrix->value ()), 1); |
|
1572
|
2875 break; |
|
|
2876 |
|
1558
|
2877 default: |
|
|
2878 error ("can't index %s variables", type_as_string ()); |
|
|
2879 break; |
|
|
2880 } |
|
2090
|
2881 |
|
|
2882 // We may have converted this value from a scalar to a |
|
|
2883 // matrix to allow indexing to work. |
|
|
2884 |
|
|
2885 if (! error_state) |
|
|
2886 maybe_mutate (); |
|
1558
|
2887 } |
|
1299
|
2888 } |
|
|
2889 |
|
|
2890 return retval; |
|
|
2891 } |
|
|
2892 |
|
1558
|
2893 void |
|
2086
|
2894 OCT_VAL_REP::maybe_widen (OCT_VAL_REP::constant_type rhs_type) |
|
1299
|
2895 { |
|
1558
|
2896 switch (type_tag) |
|
1299
|
2897 { |
|
|
2898 case matrix_constant: |
|
1558
|
2899 switch (rhs_type) |
|
|
2900 { |
|
|
2901 case complex_scalar_constant: |
|
|
2902 case complex_matrix_constant: |
|
1299
|
2903 { |
|
1558
|
2904 ComplexMatrix *cm = new ComplexMatrix (*matrix); |
|
|
2905 delete matrix; |
|
|
2906 complex_matrix = cm; |
|
|
2907 type_tag = complex_matrix_constant; |
|
1299
|
2908 } |
|
1558
|
2909 break; |
|
|
2910 |
|
|
2911 default: |
|
|
2912 break; |
|
|
2913 } |
|
1299
|
2914 break; |
|
|
2915 |
|
1572
|
2916 case char_matrix_constant: |
|
|
2917 switch (rhs_type) |
|
|
2918 { |
|
|
2919 case scalar_constant: |
|
|
2920 case matrix_constant: |
|
|
2921 { |
|
|
2922 Matrix *m = new Matrix (*char_matrix); |
|
|
2923 delete matrix; |
|
|
2924 matrix = m; |
|
|
2925 type_tag = matrix_constant; |
|
|
2926 } |
|
|
2927 break; |
|
|
2928 |
|
|
2929 case complex_scalar_constant: |
|
|
2930 case complex_matrix_constant: |
|
|
2931 { |
|
|
2932 ComplexMatrix *cm = new ComplexMatrix (*char_matrix); |
|
|
2933 delete matrix; |
|
|
2934 complex_matrix = cm; |
|
|
2935 type_tag = complex_matrix_constant; |
|
|
2936 } |
|
|
2937 break; |
|
|
2938 |
|
|
2939 default: |
|
|
2940 break; |
|
|
2941 } |
|
|
2942 break; |
|
|
2943 |
|
1299
|
2944 default: |
|
|
2945 break; |
|
|
2946 } |
|
|
2947 } |
|
|
2948 |
|
|
2949 // Assignment operations for the tree-constant representation class. |
|
|
2950 |
|
|
2951 // Top-level tree-constant function that handles assignments. Only |
|
|
2952 // decide if the left-hand side is currently a scalar or a matrix and |
|
|
2953 // hand off to other functions to do the real work. |
|
|
2954 |
|
1572
|
2955 // XXX FIXME XXX -- need some other way to make these functions |
|
|
2956 // visible here (they should be in some header file...) |
|
|
2957 |
|
1558
|
2958 extern void assign (Array2<Complex>&, const Array2<Complex>&); |
|
|
2959 extern void assign (Array2<Complex>&, const Array2<double>&); |
|
1572
|
2960 extern void assign (Array2<Complex>&, const Array2<char>&); |
|
|
2961 |
|
1558
|
2962 extern void assign (Array2<double>&, const Array2<double>&); |
|
1572
|
2963 extern void assign (Array2<double>&, const Array2<char>&); |
|
|
2964 |
|
|
2965 extern void assign (Array2<char>&, const Array2<char>&); |
|
1558
|
2966 |
|
1299
|
2967 void |
|
2086
|
2968 OCT_VAL_REP::assign (octave_value& rhs, const octave_value_list& args) |
|
1299
|
2969 { |
|
1593
|
2970 // XXX FIXME XXX -- we should probably have special cases for rhs |
|
|
2971 // being a range type, since converting to a matrix can waste a lot |
|
|
2972 // of memory. |
|
|
2973 |
|
2086
|
2974 octave_value rhs_tmp = rhs; |
|
1593
|
2975 |
|
1652
|
2976 if (! (is_string () |
|
|
2977 && (rhs_tmp.is_string () |
|
|
2978 || rhs_tmp.is_zero_by_zero ()))) |
|
|
2979 { |
|
|
2980 rhs_tmp.force_numeric (); |
|
|
2981 |
|
|
2982 if (error_state) |
|
|
2983 return; |
|
|
2984 } |
|
|
2985 |
|
|
2986 if (rhs_tmp.is_string |
|
|
2987 && rhs_tmp.rows () == 1 |
|
|
2988 && rhs_tmp.columns () == 0) |
|
|
2989 { |
|
|
2990 rhs_tmp.force_numeric (1); |
|
|
2991 |
|
|
2992 if (error_state) |
|
|
2993 return; |
|
|
2994 } |
|
1299
|
2995 |
|
1572
|
2996 // An assignment to a range will normally require a conversion to a |
|
|
2997 // vector in the end anyway, since it will normally destroy the |
|
|
2998 // equally-spaced property of the range elements. This is not as |
|
|
2999 // memory efficient as possible, but it is much simpler than writing |
|
|
3000 // additional indexing and assignment functions especially for |
|
|
3001 // Ranges. |
|
|
3002 |
|
|
3003 if (is_defined () && ! (is_numeric_type () || is_string ())) |
|
1652
|
3004 { |
|
|
3005 force_numeric (); |
|
|
3006 |
|
|
3007 if (error_state) |
|
|
3008 return; |
|
|
3009 } |
|
|
3010 |
|
|
3011 if (! rhs_tmp.is_zero_by_zero ()) |
|
|
3012 { |
|
|
3013 maybe_widen (rhs_tmp.const_type ()); |
|
|
3014 |
|
|
3015 if (error_state) |
|
|
3016 return; |
|
|
3017 } |
|
|
3018 |
|
|
3019 set_index (args, rhs_tmp.is_complex_type ()); |
|
1299
|
3020 |
|
|
3021 if (error_state) |
|
|
3022 return; |
|
|
3023 |
|
1652
|
3024 switch (type_tag) |
|
1299
|
3025 { |
|
1652
|
3026 case complex_matrix_constant: |
|
|
3027 { |
|
|
3028 switch (rhs_tmp.const_type ()) |
|
1299
|
3029 { |
|
1652
|
3030 case complex_scalar_constant: |
|
|
3031 case complex_matrix_constant: |
|
|
3032 ::assign (*complex_matrix, rhs_tmp.complex_matrix_value ()); |
|
|
3033 break; |
|
|
3034 |
|
|
3035 case scalar_constant: |
|
|
3036 case matrix_constant: |
|
|
3037 ::assign (*complex_matrix, rhs_tmp.matrix_value ()); |
|
|
3038 break; |
|
|
3039 |
|
|
3040 default: |
|
|
3041 panic_impossible ();; |
|
|
3042 break; |
|
1299
|
3043 } |
|
1652
|
3044 } |
|
|
3045 break; |
|
|
3046 |
|
|
3047 case scalar_constant: |
|
|
3048 case matrix_constant: |
|
|
3049 { |
|
|
3050 switch (rhs_tmp.const_type ()) |
|
1572
|
3051 { |
|
1652
|
3052 case scalar_constant: |
|
|
3053 case matrix_constant: |
|
|
3054 ::assign (*matrix, rhs_tmp.matrix_value ()); |
|
|
3055 break; |
|
|
3056 |
|
|
3057 case char_matrix_constant: |
|
|
3058 ::assign (*matrix, rhs_tmp.char_matrix_value ()); |
|
|
3059 break; |
|
|
3060 |
|
|
3061 default: |
|
|
3062 panic_impossible (); |
|
|
3063 break; |
|
1572
|
3064 } |
|
1652
|
3065 } |
|
|
3066 break; |
|
|
3067 |
|
|
3068 case char_matrix_constant: |
|
|
3069 ::assign (*char_matrix, rhs_tmp.char_matrix_value ()); |
|
|
3070 break; |
|
|
3071 |
|
|
3072 case char_matrix_constant_str: |
|
|
3073 ::assign (*char_matrix, rhs_tmp.char_matrix_value ()); |
|
|
3074 if (char_matrix->rows () == 0 && char_matrix->columns () == 0) |
|
|
3075 char_matrix->resize (1, 0); |
|
|
3076 break; |
|
|
3077 |
|
|
3078 default: |
|
|
3079 panic_impossible (); |
|
|
3080 break; |
|
1299
|
3081 } |
|
1688
|
3082 |
|
|
3083 // Do the right thing for assignments like `x(1) = pi' when x is |
|
|
3084 // undefined before the assignment. |
|
|
3085 |
|
|
3086 if (is_matrix_type () || is_range ()) |
|
|
3087 maybe_mutate (); |
|
1299
|
3088 } |
|
|
3089 |
|
1827
|
3090 bool |
|
2086
|
3091 OCT_VAL_REP::print_as_scalar (void) |
|
1755
|
3092 { |
|
|
3093 int nr = rows (); |
|
|
3094 int nc = columns (); |
|
1827
|
3095 |
|
1755
|
3096 return (is_scalar_type () |
|
|
3097 || (is_string () && nr <= 1) |
|
|
3098 || (is_matrix_type () |
|
|
3099 && ((nr == 1 && nc == 1) |
|
|
3100 || nr == 0 |
|
|
3101 || nc == 0))); |
|
|
3102 } |
|
|
3103 |
|
1827
|
3104 bool |
|
2086
|
3105 OCT_VAL_REP::print_as_structure (void) |
|
1755
|
3106 { |
|
|
3107 return is_map (); |
|
|
3108 } |
|
|
3109 |
|
96
|
3110 /* |
|
1
|
3111 ;;; Local Variables: *** |
|
|
3112 ;;; mode: C++ *** |
|
|
3113 ;;; End: *** |
|
|
3114 */ |
