Mercurial > octave
annotate libinterp/octave-value/ov-cell.cc @ 22200:46b67f1569b5
FCell: avoid repeating default value for a newly created Cell.
* libinterp/octave-value/ov-cell.cc (FCell): default element values for
a new Cell already is an 'octave_value (Matrix ())' so don't repeat that.
author | Carnë Draug <carandraug@octave.org> |
---|---|
date | Wed, 03 Aug 2016 04:55:05 +0100 |
parents | e43d83253e28 |
children | bac0d6f07a3e |
rev | line source |
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3353 | 1 /* |
2 | |
19697
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3 Copyright (C) 1999-2015 John W. Eaton |
11523 | 4 Copyright (C) 2009-2010 VZLU Prague |
3353 | 5 |
6 This file is part of Octave. | |
7 | |
8 Octave is free software; you can redistribute it and/or modify it | |
9 under the terms of the GNU General Public License as published by the | |
7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
11 option) any later version. | |
3353 | 12 |
13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 for more details. | |
17 | |
18 You should have received a copy of the GNU General Public License | |
7016 | 19 along with Octave; see the file COPYING. If not, see |
20 <http://www.gnu.org/licenses/>. | |
3353 | 21 |
22 */ | |
23 | |
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24 #if defined (HAVE_CONFIG_H) |
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25 # include "config.h" |
3353 | 26 #endif |
27 | |
5850 | 28 #include <iomanip> |
3503 | 29 #include <iostream> |
5765 | 30 #include <sstream> |
5164 | 31 #include <vector> |
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32 #include <queue> |
3353 | 33 |
5360 | 34 #include "Array-util.h" |
35 #include "byte-swap.h" | |
3353 | 36 #include "lo-utils.h" |
4153 | 37 #include "quit.h" |
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38 #include "oct-locbuf.h" |
3353 | 39 |
40 #include "defun.h" | |
41 #include "error.h" | |
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42 #include "mxarray.h" |
3353 | 43 #include "ov-cell.h" |
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44 #include "ovl.h" |
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45 #include "oct-hdf5.h" |
3353 | 46 #include "unwind-prot.h" |
3354 | 47 #include "utils.h" |
3928 | 48 #include "ov-base-mat.h" |
49 #include "ov-base-mat.cc" | |
50 #include "ov-re-mat.h" | |
51 #include "ov-scalar.h" | |
5360 | 52 #include "pr-output.h" |
53 #include "ov-scalar.h" | |
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54 #include "errwarn.h" |
3928 | 55 |
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56 #include "ls-oct-text.h" |
4687 | 57 #include "ls-oct-binary.h" |
58 #include "ls-hdf5.h" | |
59 #include "ls-utils.h" | |
60 | |
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61 // Cell is able to handle octave_value indexing by itself, so just forward |
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62 // everything. |
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63 |
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64 template <> |
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65 octave_value |
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66 octave_base_matrix<Cell>::do_index_op (const octave_value_list& idx, |
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67 bool resize_ok) |
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68 { |
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69 return matrix.index (idx, resize_ok); |
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70 } |
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71 |
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72 template <> |
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73 void |
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74 octave_base_matrix<Cell>::assign (const octave_value_list& idx, const Cell& rhs) |
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75 { |
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76 matrix.assign (idx, rhs); |
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77 } |
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78 |
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79 template <> |
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80 void |
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81 octave_base_matrix<Cell>::assign (const octave_value_list& idx, |
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82 octave_value rhs) |
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83 { |
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84 // FIXME: Really? |
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85 if (rhs.is_cell ()) |
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86 matrix.assign (idx, rhs.cell_value ()); |
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87 else |
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88 matrix.assign (idx, Cell (rhs)); |
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89 } |
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90 |
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91 template <> |
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92 void |
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93 octave_base_matrix<Cell>::delete_elements (const octave_value_list& idx) |
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94 { |
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95 matrix.delete_elements (idx); |
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96 } |
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97 |
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98 // FIXME: this list of specializations is becoming so long that we should |
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99 // really ask whether octave_cell should inherit from octave_base_matrix at all. |
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100 |
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101 template <> |
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102 octave_value |
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103 octave_base_matrix<Cell>::fast_elem_extract (octave_idx_type n) const |
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104 { |
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105 if (n < matrix.numel ()) |
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106 return Cell (matrix(n)); |
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107 else |
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108 return octave_value (); |
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109 } |
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110 |
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111 template <> |
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112 bool |
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113 octave_base_matrix<Cell>::fast_elem_insert (octave_idx_type n, |
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114 const octave_value& x) |
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115 { |
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116 const octave_cell *xrep = |
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117 dynamic_cast<const octave_cell *> (&x.get_rep ()); |
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118 |
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119 bool retval = xrep && xrep->matrix.numel () == 1 && n < matrix.numel (); |
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120 if (retval) |
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121 matrix(n) = xrep->matrix(0); |
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122 |
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123 return retval; |
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124 } |
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125 |
3928 | 126 template class octave_base_matrix<Cell>; |
3353 | 127 |
4612 | 128 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_cell, "cell", "cell"); |
3353 | 129 |
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130 octave_value_list |
4247 | 131 octave_cell::subsref (const std::string& type, |
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132 const std::list<octave_value_list>& idx, |
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133 int nargout, |
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134 const std::list<octave_lvalue> *lvalue_list) |
3933 | 135 { |
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136 octave_value_list retval; |
3933 | 137 |
138 switch (type[0]) | |
139 { | |
140 case '(': | |
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141 retval(0) = do_index_op (idx.front ()); |
3933 | 142 break; |
143 | |
144 case '{': | |
145 { | |
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146 octave_value tmp = do_index_op (idx.front ()); |
3933 | 147 |
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148 Cell tcell = tmp.cell_value (); |
4582 | 149 |
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150 if (tcell.numel () == 1) |
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151 retval(0) = tcell(0,0); |
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152 else |
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153 retval = octave_value (octave_value_list (tcell), true); |
3933 | 154 } |
155 break; | |
156 | |
157 case '.': | |
158 { | |
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159 std::string nm = type_name (); |
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160 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
3933 | 161 } |
162 break; | |
163 | |
164 default: | |
165 panic_impossible (); | |
166 } | |
167 | |
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168 // FIXME: perhaps there should be an |
4994 | 169 // octave_value_list::next_subsref member function? See also |
170 // octave_user_function::subsref. | |
171 | |
172 if (idx.size () > 1) | |
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173 retval = (lvalue_list |
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174 ? retval(0).next_subsref (nargout, type, idx, lvalue_list) |
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175 : retval(0).next_subsref (nargout, type, idx)); |
4994 | 176 |
177 return retval; | |
3933 | 178 } |
179 | |
180 octave_value | |
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181 octave_cell::subsref (const std::string& type, |
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182 const std::list<octave_value_list>& idx, |
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183 bool auto_add) |
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184 { |
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185 octave_value retval; |
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186 |
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187 switch (type[0]) |
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188 { |
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189 case '(': |
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190 retval = do_index_op (idx.front (), auto_add); |
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191 break; |
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192 |
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193 case '{': |
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194 { |
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195 octave_value tmp = do_index_op (idx.front (), auto_add); |
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196 |
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197 const Cell tcell = tmp.cell_value (); |
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198 |
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199 if (tcell.numel () == 1) |
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200 retval = tcell(0,0); |
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201 else |
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202 retval = octave_value (octave_value_list (tcell), true); |
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203 } |
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204 break; |
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205 |
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206 case '.': |
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207 { |
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208 std::string nm = type_name (); |
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209 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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210 } |
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211 break; |
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212 |
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213 default: |
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214 panic_impossible (); |
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215 } |
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216 |
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217 // FIXME: perhaps there should be an |
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218 // octave_value_list::next_subsref member function? See also |
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219 // octave_user_function::subsref. |
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220 |
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221 if (idx.size () > 1) |
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222 retval = retval.next_subsref (auto_add, type, idx); |
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223 |
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224 return retval; |
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225 } |
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226 |
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227 octave_value |
4247 | 228 octave_cell::subsasgn (const std::string& type, |
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229 const std::list<octave_value_list>& idx, |
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230 const octave_value& rhs) |
3933 | 231 { |
232 octave_value retval; | |
233 | |
234 int n = type.length (); | |
235 | |
236 octave_value t_rhs = rhs; | |
237 | |
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238 clear_cellstr_cache (); |
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239 |
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240 if (idx.front ().empty ()) |
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241 error ("missing index in indexed assignment"); |
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242 |
3933 | 243 if (n > 1) |
244 { | |
245 switch (type[0]) | |
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246 { |
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247 case '(': |
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248 { |
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249 if (is_empty () && type[1] == '.') |
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250 { |
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251 // Allow conversion of empty cell array to some other |
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252 // type in cases like |
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253 // |
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254 // x = {}; x(i).f = rhs |
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256 octave_value tmp = octave_value::empty_conv (type, rhs); |
3933 | 257 |
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258 return tmp.subsasgn (type, idx, rhs); |
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259 } |
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260 else |
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261 { |
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262 octave_value tmp = do_index_op (idx.front (), true); |
3933 | 263 |
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264 if (! tmp.is_defined ()) |
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265 tmp = octave_value::empty_conv (type.substr (1), rhs); |
3933 | 266 |
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267 std::list<octave_value_list> next_idx (idx); |
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268 |
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269 next_idx.erase (next_idx.begin ()); |
4362 | 270 |
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271 tmp.make_unique (); |
6767 | 272 |
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273 t_rhs = tmp.subsasgn (type.substr (1), next_idx, rhs); |
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274 } |
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275 } |
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276 break; |
3933 | 277 |
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278 case '{': |
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279 { |
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280 matrix.make_unique (); |
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281 Cell tmpc = matrix.index (idx.front (), true); |
3933 | 282 |
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283 std::list<octave_value_list> next_idx (idx); |
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284 |
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285 next_idx.erase (next_idx.begin ()); |
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286 |
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287 std::string next_type = type.substr (1); |
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288 |
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289 if (tmpc.numel () != 1) |
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290 err_indexed_cs_list (); |
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291 |
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292 octave_value tmp = tmpc(0); |
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293 tmpc = Cell (); |
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294 |
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295 if (! tmp.is_defined () || tmp.is_zero_by_zero ()) |
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296 { |
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297 tmp = octave_value::empty_conv (type.substr (1), rhs); |
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298 tmp.make_unique (); // probably a no-op. |
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299 } |
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300 else |
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301 // optimization: ignore copy still stored inside array. |
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302 tmp.make_unique (1); |
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303 |
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304 t_rhs = tmp.subsasgn (next_type, next_idx, rhs); |
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305 } |
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306 break; |
3933 | 307 |
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308 case '.': |
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309 { |
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310 if (! is_empty ()) |
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311 { |
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312 std::string nm = type_name (); |
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313 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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314 } |
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315 |
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316 // Do nothing; the next branch will handle it. |
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317 } |
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318 break; |
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320 default: |
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321 panic_impossible (); |
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322 } |
3933 | 323 } |
324 | |
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325 switch (type[0]) |
3933 | 326 { |
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327 case '(': |
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328 { |
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329 octave_value_list i = idx.front (); |
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331 if (t_rhs.is_cell ()) |
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332 octave_base_matrix<Cell>::assign (i, t_rhs.cell_value ()); |
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333 else if (t_rhs.is_null_value ()) |
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334 octave_base_matrix<Cell>::delete_elements (i); |
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335 else |
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336 octave_base_matrix<Cell>::assign (i, Cell (t_rhs)); |
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338 count++; |
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339 retval = octave_value (this); |
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340 } |
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341 break; |
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343 case '{': |
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344 { |
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345 octave_value_list idxf = idx.front (); |
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347 if (t_rhs.is_cs_list ()) |
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348 { |
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349 Cell tmp_cell = Cell (t_rhs.list_value ()); |
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350 |
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351 // Inquire the proper shape of the RHS. |
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352 |
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353 dim_vector didx = dims ().redim (idxf.length ()); |
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354 for (octave_idx_type k = 0; k < idxf.length (); k++) |
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355 if (! idxf(k).is_magic_colon ()) didx(k) = idxf(k).numel (); |
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357 if (didx.numel () == tmp_cell.numel ()) |
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358 tmp_cell = tmp_cell.reshape (didx); |
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359 |
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360 octave_base_matrix<Cell>::assign (idxf, tmp_cell); |
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361 } |
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362 else if (idxf.all_scalars () |
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363 || do_index_op (idxf, true).numel () == 1) |
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364 // Regularize a null matrix if stored into a cell. |
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365 octave_base_matrix<Cell>::assign (idxf, |
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366 Cell (t_rhs.storable_value ())); |
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367 else |
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368 err_nonbraced_cs_list_assignment (); |
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370 count++; |
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371 retval = octave_value (this); |
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372 } |
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373 break; |
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374 |
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375 case '.': |
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376 { |
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377 if (! is_empty ()) |
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378 { |
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379 std::string nm = type_name (); |
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380 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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381 } |
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382 |
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383 // Allow conversion of empty cell array to some other |
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384 // type in cases like |
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385 // |
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386 // x = {}; x.f = rhs |
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387 |
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388 octave_value tmp = octave_value::empty_conv (type, rhs); |
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389 |
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390 return tmp.subsasgn (type, idx, rhs); |
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391 } |
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392 break; |
3933 | 393 |
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394 default: |
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395 panic_impossible (); |
3933 | 396 } |
397 | |
398 return retval; | |
399 } | |
400 | |
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401 bool |
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402 octave_cell::is_cellstr (void) const |
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403 { |
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404 bool retval; |
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405 if (cellstr_cache.get ()) |
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406 retval = true; |
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407 else |
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408 { |
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409 retval = matrix.is_cellstr (); |
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410 // Allocate empty cache to mark that this is indeed a cellstr. |
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411 if (retval) |
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412 cellstr_cache.reset (new Array<std::string> ()); |
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413 } |
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414 |
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415 return retval; |
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416 } |
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417 |
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418 void |
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419 octave_cell::assign (const octave_value_list& idx, const Cell& rhs) |
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420 { |
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421 clear_cellstr_cache (); |
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422 octave_base_matrix<Cell>::assign (idx, rhs); |
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423 } |
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424 |
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425 void |
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426 octave_cell::assign (const octave_value_list& idx, const octave_value& rhs) |
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427 { |
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428 clear_cellstr_cache (); |
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429 octave_base_matrix<Cell>::assign (idx, rhs); |
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430 } |
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431 |
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432 void |
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433 octave_cell::delete_elements (const octave_value_list& idx) |
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434 { |
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435 clear_cellstr_cache (); |
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436 octave_base_matrix<Cell>::delete_elements (idx); |
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437 } |
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438 |
4791 | 439 size_t |
440 octave_cell::byte_size (void) const | |
441 { | |
442 size_t retval = 0; | |
443 | |
5275 | 444 for (octave_idx_type i = 0; i < numel (); i++) |
4791 | 445 retval += matrix(i).byte_size (); |
446 | |
447 return retval; | |
448 } | |
449 | |
8732 | 450 octave_value |
451 octave_cell::sort (octave_idx_type dim, sortmode mode) const | |
452 { | |
453 octave_value retval; | |
454 | |
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455 if (! is_cellstr ()) |
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456 error ("sort: only cell arrays of character strings may be sorted"); |
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457 |
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458 Array<std::string> tmp = cellstr_value (); |
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459 |
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460 tmp = tmp.sort (dim, mode); |
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461 |
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462 // We already have the cache. |
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463 retval = new octave_cell (tmp); |
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464 |
8732 | 465 return retval; |
466 } | |
467 | |
468 octave_value | |
469 octave_cell::sort (Array<octave_idx_type> &sidx, octave_idx_type dim, | |
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470 sortmode mode) const |
8732 | 471 { |
472 octave_value retval; | |
473 | |
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474 if (! is_cellstr ()) |
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475 error ("sort: only cell arrays of character strings may be sorted"); |
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476 |
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477 Array<std::string> tmp = cellstr_value (); |
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478 |
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479 tmp = tmp.sort (sidx, dim, mode); |
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480 |
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481 // We already have the cache. |
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482 retval = new octave_cell (tmp); |
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483 |
8732 | 484 return retval; |
485 } | |
486 | |
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487 sortmode |
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488 octave_cell::is_sorted (sortmode mode) const |
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489 { |
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490 sortmode retval = UNSORTED; |
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491 |
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492 if (! is_cellstr ()) |
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493 error ("issorted: A is not a cell array of strings"); |
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494 |
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495 Array<std::string> tmp = cellstr_value (); |
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496 |
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497 retval = tmp.is_sorted (mode); |
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498 |
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499 return retval; |
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500 } |
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501 |
8732 | 502 Array<octave_idx_type> |
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503 octave_cell::sort_rows_idx (sortmode mode) const |
8732 | 504 { |
505 Array<octave_idx_type> retval; | |
506 | |
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507 if (! is_cellstr ()) |
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508 error ("sortrows: only cell arrays of character strings may be sorted"); |
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509 |
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510 Array<std::string> tmp = cellstr_value (); |
8732 | 511 |
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512 retval = tmp.sort_rows_idx (mode); |
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513 |
8732 | 514 return retval; |
515 } | |
516 | |
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517 sortmode |
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518 octave_cell::is_sorted_rows (sortmode mode) const |
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519 { |
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520 sortmode retval = UNSORTED; |
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521 |
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522 if (! is_cellstr ()) |
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523 error ("issorted: A is not a cell array of strings"); |
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524 |
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525 Array<std::string> tmp = cellstr_value (); |
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526 |
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527 retval = tmp.is_sorted_rows (mode); |
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528 |
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529 return retval; |
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530 } |
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531 |
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532 bool |
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533 octave_cell::is_true (void) const |
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534 { |
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535 error ("invalid conversion from cell array to logical value"); |
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536 } |
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537 |
3933 | 538 octave_value_list |
539 octave_cell::list_value (void) const | |
540 { | |
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541 return octave_value_list (matrix); |
3933 | 542 } |
543 | |
4243 | 544 string_vector |
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545 octave_cell::string_vector_value (bool pad) const |
4243 | 546 { |
4358 | 547 string_vector retval; |
548 | |
7285 | 549 octave_idx_type nel = numel (); |
4243 | 550 |
4358 | 551 int n_elts = 0; |
552 | |
5275 | 553 octave_idx_type max_len = 0; |
4358 | 554 |
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555 std::queue<string_vector> strvec_queue; |
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556 |
7285 | 557 for (octave_idx_type i = 0; i < nel; i++) |
4358 | 558 { |
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559 string_vector s = matrix(i).string_vector_value (); |
7285 | 560 |
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561 octave_idx_type s_len = s.numel (); |
4358 | 562 |
7285 | 563 n_elts += s_len ? s_len : 1; |
4358 | 564 |
7285 | 565 octave_idx_type s_max_len = s.max_length (); |
4358 | 566 |
7285 | 567 if (s_max_len > max_len) |
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568 max_len = s_max_len; |
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569 |
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570 strvec_queue.push (s); |
4358 | 571 } |
572 | |
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573 retval = string_vector (n_elts); |
4243 | 574 |
5275 | 575 octave_idx_type k = 0; |
4243 | 576 |
7285 | 577 for (octave_idx_type i = 0; i < nel; i++) |
4243 | 578 { |
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579 const string_vector s = strvec_queue.front (); |
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580 strvec_queue.pop (); |
7285 | 581 |
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582 octave_idx_type s_len = s.numel (); |
4358 | 583 |
7285 | 584 if (s_len) |
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585 { |
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586 for (octave_idx_type j = 0; j < s_len; j++) |
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587 { |
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588 std::string t = s[j]; |
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589 int t_len = t.length (); |
5715 | 590 |
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591 if (pad && max_len > t_len) |
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592 t += std::string (max_len - t_len, ' '); |
5715 | 593 |
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594 retval[k++] = t; |
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595 } |
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596 } |
7285 | 597 else if (pad) |
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598 retval[k++] = std::string (max_len, ' '); |
7285 | 599 else |
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600 retval[k++] = ""; |
4243 | 601 } |
602 | |
603 return retval; | |
604 } | |
605 | |
8732 | 606 Array<std::string> |
607 octave_cell::cellstr_value (void) const | |
608 { | |
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609 Array<std::string> retval; |
8732 | 610 |
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611 if (! is_cellstr ()) |
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612 error ("invalid conversion from cell array to array of strings"); |
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613 |
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614 if (cellstr_cache->is_empty ()) |
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615 *cellstr_cache = matrix.cellstr_value (); |
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616 |
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617 return *cellstr_cache; |
8732 | 618 |
619 return retval; | |
620 } | |
621 | |
4604 | 622 bool |
623 octave_cell::print_as_scalar (void) const | |
624 { | |
11474 | 625 return true; |
4604 | 626 } |
627 | |
3933 | 628 void |
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629 octave_cell::print (std::ostream& os, bool) |
3933 | 630 { |
631 print_raw (os); | |
632 } | |
633 | |
634 void | |
635 octave_cell::print_raw (std::ostream& os, bool) const | |
636 { | |
4587 | 637 int nd = matrix.ndims (); |
4513 | 638 |
4587 | 639 if (nd == 2) |
4513 | 640 { |
5275 | 641 octave_idx_type nr = rows (); |
642 octave_idx_type nc = columns (); | |
4513 | 643 |
644 if (nr > 0 && nc > 0) | |
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645 { |
11474 | 646 newline (os); |
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647 indent (os); |
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648 os << "{"; |
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649 newline (os); |
4513 | 650 |
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651 increment_indent_level (); |
4513 | 652 |
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653 for (octave_idx_type j = 0; j < nc; j++) |
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654 { |
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655 for (octave_idx_type i = 0; i < nr; i++) |
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656 { |
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657 octave_quit (); |
4513 | 658 |
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659 std::ostringstream buf; |
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660 buf << "[" << i+1 << "," << j+1 << "]"; |
3933 | 661 |
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662 octave_value val = matrix(i,j); |
4513 | 663 |
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664 val.print_with_name (os, buf.str ()); |
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665 } |
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666 } |
4513 | 667 |
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668 decrement_indent_level (); |
4513 | 669 |
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670 indent (os); |
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671 os << "}"; |
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672 newline (os); |
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673 } |
4513 | 674 else |
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675 { |
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676 indent (os); |
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677 os << "{}"; |
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678 if (Vprint_empty_dimensions) |
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679 os << "(" << nr << "x" << nc << ")"; |
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680 newline (os); |
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681 } |
4513 | 682 } |
683 else | |
3933 | 684 { |
685 indent (os); | |
4513 | 686 dim_vector dv = matrix.dims (); |
4587 | 687 os << "{" << dv.str () << " Cell Array}"; |
3933 | 688 newline (os); |
689 } | |
690 } | |
691 | |
17870 | 692 void |
693 octave_cell::short_disp (std::ostream& os) const | |
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parents:
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|
694 { |
17874
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Fix display of '{}' for empty cells in GUI Variable window.
Rik <rik@octave.org>
parents:
17870
diff
changeset
|
695 os << (matrix.is_empty () ? "{}" : "..."); |
17866
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|
696 } |
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John W. Eaton <jwe@octave.org>
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|
697 |
4687 | 698 #define CELL_ELT_TAG "<cell-element>" |
699 | |
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strip trailing whitespace from source files
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parents:
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diff
changeset
|
700 bool |
6974 | 701 octave_cell::save_ascii (std::ostream& os) |
4687 | 702 { |
21660
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maint: for clarity, call ndims() rather than length() on dimension vectors.
Rik <rik@octave.org>
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diff
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|
703 dim_vector dv = dims (); |
53728df3e4c9
maint: for clarity, call ndims() rather than length() on dimension vectors.
Rik <rik@octave.org>
parents:
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diff
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|
704 if (dv.ndims () > 2) |
4687 | 705 { |
21660
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maint: for clarity, call ndims() rather than length() on dimension vectors.
Rik <rik@octave.org>
parents:
21301
diff
changeset
|
706 os << "# ndims: " << dv.ndims () << "\n"; |
11586
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strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11523
diff
changeset
|
707 |
21660
53728df3e4c9
maint: for clarity, call ndims() rather than length() on dimension vectors.
Rik <rik@octave.org>
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21301
diff
changeset
|
708 for (int i = 0; i < dv.ndims (); i++) |
53728df3e4c9
maint: for clarity, call ndims() rather than length() on dimension vectors.
Rik <rik@octave.org>
parents:
21301
diff
changeset
|
709 os << " " << dv(i); |
4687 | 710 os << "\n"; |
711 | |
712 Cell tmp = cell_value (); | |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11523
diff
changeset
|
713 |
21660
53728df3e4c9
maint: for clarity, call ndims() rather than length() on dimension vectors.
Rik <rik@octave.org>
parents:
21301
diff
changeset
|
714 for (octave_idx_type i = 0; i < dv.numel (); i++) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
715 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
716 octave_value o_val = tmp.elem (i); |
4687 | 717 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
718 // Recurse to print sub-value. |
20447
c6224b4e7774
maint: Rename instances of LS_ASCII to LS_TEXT for clarity.
Rik <rik@octave.org>
parents:
20232
diff
changeset
|
719 bool b = save_text_data (os, o_val, CELL_ELT_TAG, false, 0); |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11523
diff
changeset
|
720 |
10315
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untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
721 if (! b) |
18384
bd9d34f28b0f
Use std::ostream::fail instead of unsafe implicit bool conversion (bug #41335)
Mike Miller <mtmiller@ieee.org>
parents:
17874
diff
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|
722 return ! os.fail (); |
10315
57a59eae83cc
untabify src C++ source files
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diff
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|
723 } |
4687 | 724 } |
725 else | |
726 { | |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11523
diff
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|
727 // Keep this case, rather than use generic code above for backward |
20449
df4165dfc676
maint: Fix misspelled word compatibility in code comments.
Rik <rik@octave.org>
parents:
20447
diff
changeset
|
728 // compatibility. Makes load_ascii much more complex!! |
4687 | 729 os << "# rows: " << rows () << "\n" |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
730 << "# columns: " << columns () << "\n"; |
4687 | 731 |
732 Cell tmp = cell_value (); | |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
733 |
5275 | 734 for (octave_idx_type j = 0; j < tmp.cols (); j++) |
10315
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
735 { |
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John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
736 for (octave_idx_type i = 0; i < tmp.rows (); i++) |
57a59eae83cc
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John W. Eaton <jwe@octave.org>
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|
737 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
738 octave_value o_val = tmp.elem (i, j); |
4687 | 739 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
740 // Recurse to print sub-value. |
20447
c6224b4e7774
maint: Rename instances of LS_ASCII to LS_TEXT for clarity.
Rik <rik@octave.org>
parents:
20232
diff
changeset
|
741 bool b = save_text_data (os, o_val, CELL_ELT_TAG, false, 0); |
11586
12df7854fa7c
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
742 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
743 if (! b) |
18384
bd9d34f28b0f
Use std::ostream::fail instead of unsafe implicit bool conversion (bug #41335)
Mike Miller <mtmiller@ieee.org>
parents:
17874
diff
changeset
|
744 return ! os.fail (); |
10315
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John W. Eaton <jwe@octave.org>
parents:
10160
diff
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|
745 } |
11586
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strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11523
diff
changeset
|
746 |
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untabify src C++ source files
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diff
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|
747 os << "\n"; |
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untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
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|
748 } |
4687 | 749 } |
750 | |
751 return true; | |
752 } | |
753 | |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11523
diff
changeset
|
754 bool |
4687 | 755 octave_cell::load_ascii (std::istream& is) |
756 { | |
8815
af907aeedbf4
cache cellstr_value in ov-cell
Jaroslav Hajek <highegg@gmail.com>
parents:
8733
diff
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|
757 clear_cellstr_cache (); |
af907aeedbf4
cache cellstr_value in ov-cell
Jaroslav Hajek <highegg@gmail.com>
parents:
8733
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changeset
|
758 |
5099 | 759 string_vector keywords(2); |
4687 | 760 |
5099 | 761 keywords[0] = "ndims"; |
762 keywords[1] = "rows"; | |
763 | |
764 std::string kw; | |
5275 | 765 octave_idx_type val = 0; |
5099 | 766 |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
767 if (! extract_keyword (is, keywords, kw, val, true)) |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
768 error ("load: failed to extract number of rows and columns"); |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
769 |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
770 if (kw == "ndims") |
4687 | 771 { |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
772 int mdims = static_cast<int> (val); |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
773 |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
774 if (mdims < 0) |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
775 error ("load: failed to extract number of rows and columns"); |
4687 | 776 |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
777 dim_vector dv; |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
778 dv.resize (mdims); |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
779 |
20979
0963ed389012
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John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
780 for (int i = 0; i < mdims; i++) |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
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changeset
|
781 is >> dv(i); |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
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diff
changeset
|
782 |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
783 Cell tmp(dv); |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
784 |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
785 for (octave_idx_type i = 0; i < dv.numel (); i++) |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
786 { |
0963ed389012
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John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
787 octave_value t2; |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
788 bool dummy; |
5099 | 789 |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
790 // recurse to read cell elements |
21017
93748bcaec17
maint: Replace emtpy 'std::string ()' calls with "".
Rik <rik@octave.org>
parents:
20990
diff
changeset
|
791 std::string nm = read_text_data (is, "", |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
792 dummy, t2, i); |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
793 |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
794 if (nm != CELL_ELT_TAG) |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
795 error ("load: cell array element had unexpected name"); |
4687 | 796 |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
797 if (is) |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
798 tmp.elem (i) = t2; |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
799 } |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
800 |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
801 if (! is) |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
802 error ("load: failed to load matrix constant"); |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
803 |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
804 matrix = tmp; |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
805 } |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
806 else if (kw == "rows") |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
807 { |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
808 octave_idx_type nr = val; |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
809 octave_idx_type nc = 0; |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
810 |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
811 if (nr < 0 || ! extract_keyword (is, "columns", nc) || nc < 0) |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
812 error ("load: failed to extract number of rows and columns for cell array"); |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
813 |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
814 if (nr > 0 && nc > 0) |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
815 { |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
816 Cell tmp (nr, nc); |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
817 |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
818 for (octave_idx_type j = 0; j < nc; j++) |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
819 { |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
820 for (octave_idx_type i = 0; i < nr; i++) |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
821 { |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
822 octave_value t2; |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
823 bool dummy; |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
824 |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
825 // recurse to read cell elements |
21017
93748bcaec17
maint: Replace emtpy 'std::string ()' calls with "".
Rik <rik@octave.org>
parents:
20990
diff
changeset
|
826 std::string nm = read_text_data (is, "", |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
827 dummy, t2, i); |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
828 |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
829 if (nm != CELL_ELT_TAG) |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
830 error ("load: cell array element had unexpected name"); |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
831 |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
832 if (is) |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
833 tmp.elem (i, j) = t2; |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
834 } |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
835 } |
4687 | 836 |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
837 if (! is) |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
838 error ("load: failed to load cell element"); |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
839 |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
840 matrix = tmp; |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
841 } |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
842 else if (nr == 0 || nc == 0) |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
843 matrix = Cell (nr, nc); |
4687 | 844 else |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
845 panic_impossible (); |
4687 | 846 } |
847 else | |
20962
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848 panic_impossible (); |
4687 | 849 |
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850 return true; |
4687 | 851 } |
852 | |
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|
853 bool |
4687 | 854 octave_cell::save_binary (std::ostream& os, bool& save_as_floats) |
855 { | |
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856 dim_vector dv = dims (); |
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|
857 if (dv.ndims () < 1) |
4687 | 858 return false; |
859 | |
860 // Use negative value for ndims | |
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|
861 int32_t di = - dv.ndims (); |
5760 | 862 os.write (reinterpret_cast<char *> (&di), 4); |
21660
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863 for (int i = 0; i < dv.ndims (); i++) |
4687 | 864 { |
21660
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|
865 di = dv(i); |
5760 | 866 os.write (reinterpret_cast<char *> (&di), 4); |
4687 | 867 } |
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868 |
4687 | 869 Cell tmp = cell_value (); |
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870 |
21660
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|
871 for (octave_idx_type i = 0; i < dv.numel (); i++) |
4687 | 872 { |
873 octave_value o_val = tmp.elem (i); | |
874 | |
875 // Recurse to print sub-value. | |
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876 bool b = save_binary_data (os, o_val, CELL_ELT_TAG, "", 0, |
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877 save_as_floats); |
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878 |
4687 | 879 if (! b) |
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880 return false; |
4687 | 881 } |
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882 |
4687 | 883 return true; |
884 } | |
885 | |
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|
886 bool |
4687 | 887 octave_cell::load_binary (std::istream& is, bool swap, |
21739
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|
888 octave::mach_info::float_format fmt) |
4687 | 889 { |
8815
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890 clear_cellstr_cache (); |
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891 |
5828 | 892 int32_t mdims; |
5760 | 893 if (! is.read (reinterpret_cast<char *> (&mdims), 4)) |
4687 | 894 return false; |
895 if (swap) | |
4944 | 896 swap_bytes<4> (&mdims); |
4687 | 897 if (mdims >= 0) |
898 return false; | |
899 | |
900 mdims = -mdims; | |
5828 | 901 int32_t di; |
4687 | 902 dim_vector dv; |
903 dv.resize (mdims); | |
904 | |
905 for (int i = 0; i < mdims; i++) | |
906 { | |
5760 | 907 if (! is.read (reinterpret_cast<char *> (&di), 4)) |
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908 return false; |
4687 | 909 if (swap) |
10315
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|
910 swap_bytes<4> (&di); |
4687 | 911 dv(i) = di; |
912 } | |
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913 |
5157 | 914 // Convert an array with a single dimension to be a row vector. |
915 // Octave should never write files like this, other software | |
916 // might. | |
917 | |
918 if (mdims == 1) | |
919 { | |
920 mdims = 2; | |
921 dv.resize (mdims); | |
922 dv(1) = dv(0); | |
923 dv(0) = 1; | |
924 } | |
925 | |
5275 | 926 octave_idx_type nel = dv.numel (); |
4687 | 927 Cell tmp(dv); |
928 | |
5275 | 929 for (octave_idx_type i = 0; i < nel; i++) |
4687 | 930 { |
931 octave_value t2; | |
932 bool dummy; | |
933 std::string doc; | |
934 | |
935 // recurse to read cell elements | |
21017
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maint: Replace emtpy 'std::string ()' calls with "".
Rik <rik@octave.org>
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|
936 std::string nm = read_binary_data (is, swap, fmt, "", |
10315
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937 dummy, t2, doc); |
4687 | 938 |
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939 if (nm != CELL_ELT_TAG) |
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940 error ("load: cell array element had unexpected name"); |
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941 |
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942 if (is) |
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|
943 tmp.elem (i) = t2; |
4687 | 944 } |
945 | |
20979
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|
946 if (! is) |
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947 error ("load: failed to load matrix constant"); |
4687 | 948 |
20979
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|
949 matrix = tmp; |
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|
950 |
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951 return true; |
4687 | 952 } |
953 | |
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954 void * |
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955 octave_cell::mex_get_data (void) const |
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956 { |
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957 clear_cellstr_cache (); |
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958 return matrix.mex_get_data (); |
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959 } |
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960 |
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|
961 bool |
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962 octave_cell::save_hdf5 (octave_hdf5_id loc_id, const char *name, bool save_as_floats) |
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|
963 { |
4687 | 964 #if defined (HAVE_HDF5) |
4815 | 965 |
4814 | 966 dim_vector dv = dims (); |
4837 | 967 int empty = save_hdf5_empty (loc_id, name, dv); |
968 if (empty) | |
969 return (empty > 0); | |
970 | |
21660
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971 hsize_t rank = dv.ndims (); |
18100
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972 hid_t space_hid, data_hid, size_hid; |
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973 space_hid = data_hid = size_hid = -1; |
4687 | 974 |
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975 #if defined (HAVE_HDF5_18) |
21022
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976 data_hid = H5Gcreate (loc_id, name, octave_H5P_DEFAULT, octave_H5P_DEFAULT, octave_H5P_DEFAULT); |
9892
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977 #else |
4687 | 978 data_hid = H5Gcreate (loc_id, name, 0); |
9892
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979 #endif |
4815 | 980 |
981 if (data_hid < 0) | |
982 return false; | |
4687 | 983 |
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984 // Have to save cell array shape, since can't have a |
4814 | 985 // dataset of groups.... |
4815 | 986 |
987 space_hid = H5Screate_simple (1, &rank, 0); | |
988 | |
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989 if (space_hid < 0) |
4687 | 990 { |
991 H5Gclose (data_hid); | |
992 return false; | |
993 } | |
994 | |
5351 | 995 OCTAVE_LOCAL_BUFFER (octave_idx_type, hdims, rank); |
4814 | 996 |
997 // Octave uses column-major, while HDF5 uses row-major ordering | |
4933 | 998 for (hsize_t i = 0; i < rank; i++) |
4815 | 999 hdims[i] = dv(rank-i-1); |
4814 | 1000 |
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1001 #if defined (HAVE_HDF5_18) |
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1002 size_hid = H5Dcreate (data_hid, "dims", H5T_NATIVE_IDX, space_hid, |
21022
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1003 octave_H5P_DEFAULT, octave_H5P_DEFAULT, octave_H5P_DEFAULT); |
9892
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1004 #else |
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1005 size_hid = H5Dcreate (data_hid, "dims", H5T_NATIVE_IDX, space_hid, |
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1006 octave_H5P_DEFAULT); |
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1007 #endif |
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1008 if (size_hid < 0) |
4687 | 1009 { |
1010 H5Sclose (space_hid); | |
1011 H5Gclose (data_hid); | |
1012 return false; | |
1013 } | |
1014 | |
21022
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1015 if (H5Dwrite (size_hid, H5T_NATIVE_IDX, octave_H5S_ALL, octave_H5S_ALL, |
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1016 octave_H5P_DEFAULT, hdims) < 0) |
4687 | 1017 { |
1018 H5Dclose (size_hid); | |
1019 H5Sclose (space_hid); | |
1020 H5Gclose (data_hid); | |
1021 return false; | |
1022 } | |
4815 | 1023 |
4687 | 1024 H5Dclose (size_hid); |
1025 H5Sclose (space_hid); | |
1026 | |
4815 | 1027 // Recursively add each element of the cell to this group. |
1028 | |
4687 | 1029 Cell tmp = cell_value (); |
5850 | 1030 |
1031 octave_idx_type nel = dv.numel (); | |
1032 | |
1033 for (octave_idx_type i = 0; i < nel; i++) | |
4687 | 1034 { |
5765 | 1035 std::ostringstream buf; |
21942
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|
1036 int digits = static_cast<int> (std::floor (::log10 (static_cast<double> |
17787
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17744
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|
1037 (nel)) + 1.0)); |
5850 | 1038 buf << "_" << std::setw (digits) << std::setfill ('0') << i; |
5765 | 1039 std::string s = buf.str (); |
4687 | 1040 |
5850 | 1041 if (! add_hdf5_data (data_hid, tmp.elem (i), s.c_str (), "", false, |
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1042 save_as_floats)) |
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1043 { |
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1044 H5Gclose (data_hid); |
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1045 return false; |
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1046 } |
4687 | 1047 } |
1048 | |
1049 H5Gclose (data_hid); | |
4815 | 1050 |
4687 | 1051 return true; |
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1052 |
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1053 #else |
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1054 octave_unused_parameter (loc_id); |
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1055 octave_unused_parameter (name); |
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1056 octave_unused_parameter (save_as_floats); |
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1057 |
21102
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|
1058 warn_save ("hdf5"); |
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1059 |
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1060 return false; |
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1061 #endif |
4687 | 1062 } |
1063 | |
1064 bool | |
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|
1065 octave_cell::load_hdf5 (octave_hdf5_id loc_id, const char *name) |
4687 | 1066 { |
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|
1067 bool retval = false; |
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1068 |
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1069 #if defined (HAVE_HDF5) |
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1070 |
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1071 clear_cellstr_cache (); |
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1072 |
4837 | 1073 dim_vector dv; |
1074 int empty = load_hdf5_empty (loc_id, name, dv); | |
1075 if (empty > 0) | |
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1076 matrix.resize (dv); |
4837 | 1077 if (empty) |
1078 return (empty > 0); | |
1079 | |
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1080 #if defined (HAVE_HDF5_18) |
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1081 hid_t group_id = H5Gopen (loc_id, name, octave_H5P_DEFAULT); |
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1082 #else |
4687 | 1083 hid_t group_id = H5Gopen (loc_id, name); |
9892
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1084 #endif |
4687 | 1085 |
1086 if (group_id < 0) | |
1087 return false; | |
1088 | |
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1089 #if defined (HAVE_HDF5_18) |
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1090 hid_t data_hid = H5Dopen (group_id, "dims", octave_H5P_DEFAULT); |
9892
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1091 #else |
4814 | 1092 hid_t data_hid = H5Dopen (group_id, "dims"); |
9892
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1093 #endif |
4687 | 1094 hid_t space_hid = H5Dget_space (data_hid); |
1095 hsize_t rank = H5Sget_simple_extent_ndims (space_hid); | |
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1096 if (rank != 1) |
4687 | 1097 { |
4837 | 1098 H5Dclose (data_hid); |
1099 H5Gclose (group_id); | |
4687 | 1100 return false; |
1101 } | |
1102 | |
4814 | 1103 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); |
1104 OCTAVE_LOCAL_BUFFER (hsize_t, maxdims, rank); | |
4815 | 1105 |
4814 | 1106 H5Sget_simple_extent_dims (space_hid, hdims, maxdims); |
4687 | 1107 |
4815 | 1108 // Octave uses column-major, while HDF5 uses row-major ordering. |
1109 | |
4814 | 1110 dv.resize (hdims[0]); |
4815 | 1111 |
5351 | 1112 OCTAVE_LOCAL_BUFFER (octave_idx_type, tmp, hdims[0]); |
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1113 |
21022
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1114 if (H5Dread (data_hid, H5T_NATIVE_IDX, octave_H5S_ALL, octave_H5S_ALL, |
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1115 octave_H5P_DEFAULT, tmp) < 0) |
4687 | 1116 { |
4837 | 1117 H5Dclose (data_hid); |
1118 H5Gclose (group_id); | |
4687 | 1119 return false; |
1120 } | |
4815 | 1121 |
4687 | 1122 H5Dclose (data_hid); |
1123 H5Gclose (group_id); | |
1124 | |
4815 | 1125 for (hsize_t i = 0, j = hdims[0] - 1; i < hdims[0]; i++, j--) |
4814 | 1126 dv(j) = tmp[i]; |
1127 | |
4687 | 1128 hdf5_callback_data dsub; |
1129 | |
1130 herr_t retval2 = -1; | |
4815 | 1131 |
4814 | 1132 Cell m (dv); |
4815 | 1133 |
4687 | 1134 int current_item = 0; |
4815 | 1135 |
4696 | 1136 hsize_t num_obj = 0; |
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1137 #if defined (HAVE_HDF5_18) |
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1138 group_id = H5Gopen (loc_id, name, octave_H5P_DEFAULT); |
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1139 #else |
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1140 group_id = H5Gopen (loc_id, name); |
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1141 #endif |
5060 | 1142 H5Gget_num_objs (group_id, &num_obj); |
1143 H5Gclose (group_id); | |
4696 | 1144 |
5275 | 1145 for (octave_idx_type i = 0; i < dv.numel (); i++) |
4687 | 1146 { |
4696 | 1147 |
4814 | 1148 if (current_item >= static_cast<int> (num_obj)) |
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1149 retval2 = -1; |
4814 | 1150 else |
22028
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Stefan Miereis <stefan.miereis@gmx.de>
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1151 retval2 = hdf5_h5g_iterate (loc_id, name, ¤t_item,&dsub); |
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1152 |
4687 | 1153 if (retval2 <= 0) |
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1154 break; |
4814 | 1155 |
1156 octave_value ov = dsub.tc; | |
1157 m.elem (i) = ov; | |
1158 | |
4687 | 1159 } |
1160 | |
1161 if (retval2 >= 0) | |
1162 { | |
1163 matrix = m; | |
1164 retval = true; | |
1165 } | |
11586
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1166 |
19863
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1167 #else |
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1168 octave_unused_parameter (loc_id); |
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1169 octave_unused_parameter (name); |
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1170 |
21102
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1171 warn_load ("hdf5"); |
19863
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1172 #endif |
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1173 |
4687 | 1174 return retval; |
1175 } | |
4815 | 1176 |
3354 | 1177 DEFUN (iscell, args, , |
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1178 doc: /* -*- texinfo -*- |
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1179 @deftypefn {} {} iscell (@var{x}) |
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1180 Return true if @var{x} is a cell array object. |
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1181 @seealso{ismatrix, isstruct, iscellstr, isa} |
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1182 @end deftypefn */) |
3354 | 1183 { |
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1184 if (args.length () != 1) |
5823 | 1185 print_usage (); |
3354 | 1186 |
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1187 return ovl (args(0).is_cell ()); |
3354 | 1188 } |
1189 | |
1190 DEFUN (cell, args, , | |
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1191 doc: /* -*- texinfo -*- |
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1192 @deftypefn {} {} cell (@var{n}) |
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1193 @deftypefnx {} {} cell (@var{m}, @var{n}) |
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1194 @deftypefnx {} {} cell (@var{m}, @var{n}, @var{k}, @dots{}) |
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1195 @deftypefnx {} {} cell ([@var{m} @var{n} @dots{}]) |
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1196 Create a new cell array object. |
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1197 |
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1198 If invoked with a single scalar integer argument, return a square |
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1199 @nospell{NxN} cell array. If invoked with two or more scalar integer |
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1200 arguments, or a vector of integer values, return an array with the given |
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1201 dimensions. |
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1202 @seealso{cellstr, mat2cell, num2cell, struct2cell} |
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1203 @end deftypefn */) |
3354 | 1204 { |
1205 int nargin = args.length (); | |
1206 | |
4563 | 1207 dim_vector dims; |
1208 | |
3354 | 1209 switch (nargin) |
1210 { | |
4563 | 1211 case 0: |
1212 dims = dim_vector (0, 0); | |
3354 | 1213 break; |
1214 | |
4563 | 1215 case 1: |
1216 get_dimensions (args(0), "cell", dims); | |
3354 | 1217 break; |
1218 | |
1219 default: | |
4563 | 1220 { |
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1221 dims.resize (nargin); |
4563 | 1222 |
10315
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1223 for (int i = 0; i < nargin; i++) |
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1224 dims(i) = (args(i).is_empty () |
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1225 ? 0 : args(i).xnint_value ("cell: dimension must be a scalar integer")); |
4563 | 1226 } |
3354 | 1227 break; |
1228 } | |
1229 | |
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1230 dims.chop_trailing_singletons (); |
4563 | 1231 |
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1232 check_dimensions (dims, "cell"); |
4563 | 1233 |
22200
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1234 return ovl (Cell (dims)); |
3354 | 1235 } |
1236 | |
4610 | 1237 DEFUN (iscellstr, args, , |
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1238 doc: /* -*- texinfo -*- |
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1239 @deftypefn {} {} iscellstr (@var{cell}) |
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1240 Return true if every element of the cell array @var{cell} is a character |
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1241 string. |
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1242 @seealso{ischar} |
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1243 @end deftypefn */) |
4610 | 1244 { |
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1245 if (args.length () != 1) |
5823 | 1246 print_usage (); |
4610 | 1247 |
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1248 return ovl (args(0).is_cellstr ()); |
4610 | 1249 } |
1250 | |
4817 | 1251 // Note that since Fcellstr calls Fiscellstr, we need to have |
1252 // Fiscellstr defined first (to provide a declaration) and also we | |
1253 // should keep it in the same file (so we don't have to provide a | |
1254 // declaration) and so we don't have to use feval to call it. | |
1255 | |
1256 DEFUN (cellstr, args, , | |
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1257 doc: /* -*- texinfo -*- |
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1258 @deftypefn {} {@var{cstr} =} cellstr (@var{strmat}) |
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1259 Create a new cell array object from the elements of the string array |
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1260 @var{strmat}. |
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1261 |
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1262 Each row of @var{strmat} becomes an element of @var{cstr}. Any trailing |
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1263 spaces in a row are deleted before conversion. |
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1264 |
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1265 To convert back from a cellstr to a character array use @code{char}. |
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1266 @seealso{cell, char} |
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1267 @end deftypefn */) |
4817 | 1268 { |
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1269 if (args.length () != 1) |
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1270 print_usage (); |
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1271 |
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1272 octave_value_list tmp = Fiscellstr (args, 1); |
4817 | 1273 |
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1274 if (tmp(0).is_true ()) |
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1275 return ovl (args(0)); |
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1276 else |
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1277 { |
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1278 string_vector s = args(0).xstring_vector_value ("cellstr: argument STRING must be a 2-D character array"); |
4817 | 1279 |
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1280 return ovl (s.is_empty () ? Cell (octave_value ("")) |
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1281 : Cell (s, true)); |
4817 | 1282 } |
1283 } | |
1284 | |
4762 | 1285 DEFUN (struct2cell, args, , |
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1286 doc: /* -*- texinfo -*- |
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1287 @deftypefn {} {@var{c} =} struct2cell (@var{s}) |
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1288 Create a new cell array from the objects stored in the struct object. |
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1289 |
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1290 If @var{f} is the number of fields in the structure, the resulting cell |
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1291 array will have a dimension vector corresponding to |
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1292 @code{[@var{f} size(@var{s})]}. For example: |
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1293 |
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1294 @example |
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1295 @group |
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1296 s = struct ("name", @{"Peter", "Hannah", "Robert"@}, |
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1297 "age", @{23, 16, 3@}); |
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1298 c = struct2cell (s) |
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1299 @result{} c = @{2x1x3 Cell Array@} |
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1300 c(1,1,:)(:) |
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1301 @result{} |
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1302 @{ |
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1303 [1,1] = Peter |
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1304 [2,1] = Hannah |
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1305 [3,1] = Robert |
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1306 @} |
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1307 c(2,1,:)(:) |
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1308 @result{} |
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1309 @{ |
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1310 [1,1] = 23 |
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1311 [2,1] = 16 |
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1312 [3,1] = 3 |
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1313 @} |
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1314 @end group |
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1315 @end example |
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1316 |
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1317 @seealso{cell2struct, fieldnames} |
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1318 @end deftypefn */) |
4762 | 1319 { |
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1320 if (args.length () != 1) |
5823 | 1321 print_usage (); |
4764 | 1322 |
20797
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1323 const octave_map m = args(0).xmap_value ("struct2cell: argument S must be a structure"); |
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1324 |
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1325 const dim_vector m_dv = m.dims (); |
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1326 |
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1327 octave_idx_type num_fields = m.nfields (); |
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1328 |
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1329 // The resulting dim_vector should have dimensions: |
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1330 // [numel(fields) size(struct)] |
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1331 // except if the struct is a column vector. |
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1332 |
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1333 dim_vector result_dv; |
21660
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1334 if (m_dv(m_dv.ndims () - 1) == 1) |
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1335 result_dv.resize (m_dv.ndims ()); |
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1336 else |
21660
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1337 result_dv.resize (m_dv.ndims () + 1); // Add 1 for the fields. |
20797
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1338 |
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1339 result_dv(0) = num_fields; |
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1340 |
21660
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1341 for (int i = 1; i < result_dv.ndims (); i++) |
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1342 result_dv(i) = m_dv(i-1); |
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1343 |
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1344 NoAlias<Cell> c (result_dv); |
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1345 |
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1346 octave_idx_type n_elts = m.numel (); |
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1347 |
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1348 // Fill c in one sweep. Note that thanks to octave_map structure, |
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1349 // we don't need a key lookup at all. |
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1350 for (octave_idx_type j = 0; j < n_elts; j++) |
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1351 for (octave_idx_type i = 0; i < num_fields; i++) |
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1352 c(i,j) = m.contents(i)(j); |
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1353 |
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1354 return ovl (c); |
4762 | 1355 } |
1356 | |
10122
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1357 /* |
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1358 %!test |
14429
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1359 %! keys = cellstr (char (floor (rand (11,10)*24+65)))'; |
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1360 %! vals = cellfun (@(x) mat2cell (rand (19,1), ones (19,1), 1), ... |
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1361 %! mat2cell ([1:11]', ones (11,1), 1), "uniformoutput", false)'; |
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1362 %! s = struct ([keys; vals]{:}); |
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1363 %! t = cell2struct ([vals{:}], keys, 2); |
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1364 %! assert (s, t); |
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1365 %! assert (struct2cell (s), [vals{:}]'); |
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1366 %! assert (fieldnames (s), keys'); |
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1367 */ |
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1368 |
5900 | 1369 mxArray * |
1370 octave_cell::as_mxArray (void) const | |
1371 { | |
1372 mxArray *retval = new mxArray (dims ()); | |
1373 | |
1374 mxArray **elts = static_cast<mxArray **> (retval->get_data ()); | |
1375 | |
6686 | 1376 mwSize nel = numel (); |
5900 | 1377 |
1378 const octave_value *p = matrix.data (); | |
1379 | |
6686 | 1380 for (mwIndex i = 0; i < nel; i++) |
5900 | 1381 elts[i] = new mxArray (p[i]); |
1382 | |
1383 return retval; | |
1384 } | |
1385 | |
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1386 octave_value |
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1387 octave_cell::map (unary_mapper_t umap) const |
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1388 { |
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1389 switch (umap) |
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1390 { |
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1391 #define FORWARD_MAPPER(UMAP) \ |
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1392 case umap_ ## UMAP: \ |
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1393 return matrix.UMAP () |
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1394 |
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1395 FORWARD_MAPPER (xisalnum); |
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1396 FORWARD_MAPPER (xisalpha); |
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1397 FORWARD_MAPPER (xisascii); |
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1398 FORWARD_MAPPER (xiscntrl); |
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1399 FORWARD_MAPPER (xisdigit); |
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1400 FORWARD_MAPPER (xisgraph); |
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1401 FORWARD_MAPPER (xislower); |
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1402 FORWARD_MAPPER (xisprint); |
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1403 FORWARD_MAPPER (xispunct); |
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1404 FORWARD_MAPPER (xisspace); |
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1405 FORWARD_MAPPER (xisupper); |
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1406 FORWARD_MAPPER (xisxdigit); |
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1407 FORWARD_MAPPER (xtoascii); |
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1408 FORWARD_MAPPER (xtolower); |
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1409 FORWARD_MAPPER (xtoupper); |
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1410 |
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1411 default: |
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1412 return octave_base_value::map (umap); |
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1413 } |
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changeset
|
1414 } |