Mercurial > jwe > octave
annotate libinterp/octave-value/ov-cell.cc @ 23468:f267a982478f
Merge stable to default.
author | John W. Eaton <jwe@octave.org> |
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date | Thu, 04 May 2017 10:29:51 -0400 |
parents | 30b6eccd6708 0ada77ed24dd |
children | 73558a835b64 |
rev | line source |
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3353 | 1 /* |
2 | |
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3 Copyright (C) 1999-2017 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 | |
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9 under the terms of the GNU General Public License as published by |
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10 the Free Software Foundation; either version 3 of the License, or |
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11 (at your option) any later version. |
3353 | 12 |
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13 Octave is distributed in the hope that it will be useful, but |
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14 WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 GNU General Public License for more details. |
3353 | 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 |
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40 #include "builtin-defun-decls.h" |
3353 | 41 #include "defun.h" |
42 #include "error.h" | |
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43 #include "mxarray.h" |
3353 | 44 #include "ov-cell.h" |
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45 #include "ovl.h" |
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46 #include "oct-hdf5.h" |
3353 | 47 #include "unwind-prot.h" |
3354 | 48 #include "utils.h" |
3928 | 49 #include "ov-base-mat.h" |
50 #include "ov-base-mat.cc" | |
51 #include "ov-re-mat.h" | |
52 #include "ov-scalar.h" | |
5360 | 53 #include "pr-output.h" |
54 #include "ov-scalar.h" | |
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55 #include "errwarn.h" |
3928 | 56 |
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57 #include "ls-oct-text.h" |
4687 | 58 #include "ls-oct-binary.h" |
59 #include "ls-hdf5.h" | |
60 #include "ls-utils.h" | |
61 | |
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62 // Cell is able to handle octave_value indexing by itself, so just forward |
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63 // everything. |
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64 |
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65 template <> |
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66 octave_value |
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67 octave_base_matrix<Cell>::do_index_op (const octave_value_list& idx, |
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68 bool resize_ok) |
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69 { |
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70 return matrix.index (idx, resize_ok); |
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71 } |
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72 |
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73 template <> |
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74 void |
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75 octave_base_matrix<Cell>::assign (const octave_value_list& idx, const Cell& rhs) |
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76 { |
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77 matrix.assign (idx, rhs); |
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78 } |
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79 |
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80 template <> |
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81 void |
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82 octave_base_matrix<Cell>::assign (const octave_value_list& idx, |
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83 octave_value rhs) |
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84 { |
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85 // FIXME: Really? |
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86 if (rhs.is_cell ()) |
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87 matrix.assign (idx, rhs.cell_value ()); |
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88 else |
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89 matrix.assign (idx, Cell (rhs)); |
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90 } |
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91 |
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92 template <> |
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93 void |
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94 octave_base_matrix<Cell>::delete_elements (const octave_value_list& idx) |
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95 { |
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96 matrix.delete_elements (idx); |
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97 } |
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98 |
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99 // FIXME: this list of specializations is becoming so long that we should |
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100 // really ask whether octave_cell should inherit from octave_base_matrix at all. |
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101 |
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102 template <> |
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103 octave_value |
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104 octave_base_matrix<Cell>::fast_elem_extract (octave_idx_type n) const |
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105 { |
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106 if (n < matrix.numel ()) |
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107 return Cell (matrix(n)); |
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108 else |
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109 return octave_value (); |
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110 } |
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111 |
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112 template <> |
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113 bool |
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114 octave_base_matrix<Cell>::fast_elem_insert (octave_idx_type n, |
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115 const octave_value& x) |
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116 { |
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117 const octave_cell *xrep = |
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118 dynamic_cast<const octave_cell *> (&x.get_rep ()); |
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119 |
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120 bool retval = xrep && xrep->matrix.numel () == 1 && n < matrix.numel (); |
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121 if (retval) |
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122 matrix(n) = xrep->matrix(0); |
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123 |
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124 return retval; |
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125 } |
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126 |
3928 | 127 template class octave_base_matrix<Cell>; |
3353 | 128 |
4612 | 129 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_cell, "cell", "cell"); |
3353 | 130 |
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131 octave_value_list |
4247 | 132 octave_cell::subsref (const std::string& type, |
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133 const std::list<octave_value_list>& idx, |
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134 int nargout, |
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135 const std::list<octave_lvalue> *lvalue_list) |
3933 | 136 { |
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137 octave_value_list retval; |
3933 | 138 |
139 switch (type[0]) | |
140 { | |
141 case '(': | |
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142 retval(0) = do_index_op (idx.front ()); |
3933 | 143 break; |
144 | |
145 case '{': | |
146 { | |
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147 octave_value tmp = do_index_op (idx.front ()); |
3933 | 148 |
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149 Cell tcell = tmp.cell_value (); |
4582 | 150 |
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151 if (tcell.numel () == 1) |
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152 retval(0) = tcell(0,0); |
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153 else |
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154 { |
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155 // Return a comma-separated list. |
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156 retval = octave_value (octave_value_list (tcell)); |
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157 } |
3933 | 158 } |
159 break; | |
160 | |
161 case '.': | |
162 { | |
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163 std::string nm = type_name (); |
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164 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
3933 | 165 } |
166 break; | |
167 | |
168 default: | |
169 panic_impossible (); | |
170 } | |
171 | |
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172 // FIXME: perhaps there should be an |
4994 | 173 // octave_value_list::next_subsref member function? See also |
174 // octave_user_function::subsref. | |
175 | |
176 if (idx.size () > 1) | |
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177 retval = (lvalue_list |
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178 ? retval(0).next_subsref (nargout, type, idx, lvalue_list) |
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179 : retval(0).next_subsref (nargout, type, idx)); |
4994 | 180 |
181 return retval; | |
3933 | 182 } |
183 | |
184 octave_value | |
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185 octave_cell::subsref (const std::string& type, |
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186 const std::list<octave_value_list>& idx, |
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187 bool auto_add) |
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188 { |
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189 octave_value retval; |
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190 |
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191 switch (type[0]) |
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192 { |
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193 case '(': |
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194 retval = do_index_op (idx.front (), auto_add); |
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195 break; |
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196 |
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197 case '{': |
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198 { |
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199 octave_value tmp = do_index_op (idx.front (), auto_add); |
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200 |
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201 const Cell tcell = tmp.cell_value (); |
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202 |
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203 if (tcell.numel () == 1) |
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204 retval = tcell(0,0); |
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205 else |
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206 { |
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207 // Return a comma-separated list. |
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208 retval = octave_value (octave_value_list (tcell)); |
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209 } |
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210 } |
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211 break; |
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212 |
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213 case '.': |
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214 { |
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215 std::string nm = type_name (); |
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216 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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217 } |
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218 break; |
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219 |
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220 default: |
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221 panic_impossible (); |
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222 } |
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223 |
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224 // FIXME: perhaps there should be an |
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225 // octave_value_list::next_subsref member function? See also |
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226 // octave_user_function::subsref. |
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227 |
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228 if (idx.size () > 1) |
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229 retval = retval.next_subsref (auto_add, type, idx); |
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230 |
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231 return retval; |
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232 } |
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233 |
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234 octave_value |
4247 | 235 octave_cell::subsasgn (const std::string& type, |
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236 const std::list<octave_value_list>& idx, |
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237 const octave_value& rhs) |
3933 | 238 { |
239 octave_value retval; | |
240 | |
241 int n = type.length (); | |
242 | |
243 octave_value t_rhs = rhs; | |
244 | |
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245 clear_cellstr_cache (); |
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246 |
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247 if (idx.front ().empty ()) |
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248 error ("missing index in indexed assignment"); |
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249 |
3933 | 250 if (n > 1) |
251 { | |
252 switch (type[0]) | |
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253 { |
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254 case '(': |
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255 { |
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256 if (is_empty () && type[1] == '.') |
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257 { |
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258 // Allow conversion of empty cell array to some other |
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259 // type in cases like |
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260 // |
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261 // x = {}; x(i).f = rhs |
3933 | 262 |
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263 octave_value tmp = octave_value::empty_conv (type, rhs); |
3933 | 264 |
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265 return tmp.subsasgn (type, idx, rhs); |
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266 } |
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267 else |
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268 { |
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269 octave_value tmp = do_index_op (idx.front (), true); |
3933 | 270 |
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271 if (! tmp.is_defined ()) |
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272 tmp = octave_value::empty_conv (type.substr (1), rhs); |
3933 | 273 |
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274 std::list<octave_value_list> next_idx (idx); |
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275 |
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276 next_idx.erase (next_idx.begin ()); |
4362 | 277 |
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278 tmp.make_unique (); |
6767 | 279 |
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280 t_rhs = tmp.subsasgn (type.substr (1), next_idx, rhs); |
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281 } |
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282 } |
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283 break; |
3933 | 284 |
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285 case '{': |
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286 { |
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287 matrix.make_unique (); |
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288 Cell tmpc = matrix.index (idx.front (), true); |
3933 | 289 |
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290 std::list<octave_value_list> next_idx (idx); |
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291 |
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292 next_idx.erase (next_idx.begin ()); |
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293 |
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294 std::string next_type = type.substr (1); |
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295 |
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296 if (tmpc.numel () != 1) |
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297 err_indexed_cs_list (); |
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298 |
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299 octave_value tmp = tmpc(0); |
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300 tmpc = Cell (); |
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301 |
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302 if (! tmp.is_defined () || tmp.is_zero_by_zero ()) |
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303 { |
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304 tmp = octave_value::empty_conv (type.substr (1), rhs); |
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305 tmp.make_unique (); // probably a no-op. |
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306 } |
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307 else |
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308 // optimization: ignore copy still stored inside array. |
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309 tmp.make_unique (1); |
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310 |
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311 t_rhs = tmp.subsasgn (next_type, next_idx, rhs); |
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312 } |
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313 break; |
3933 | 314 |
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315 case '.': |
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316 { |
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317 if (! is_empty ()) |
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318 { |
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319 std::string nm = type_name (); |
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320 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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321 } |
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322 |
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323 // Do nothing; the next branch will handle it. |
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324 } |
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325 break; |
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327 default: |
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328 panic_impossible (); |
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329 } |
3933 | 330 } |
331 | |
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332 switch (type[0]) |
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334 case '(': |
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335 { |
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336 octave_value_list i = idx.front (); |
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338 if (t_rhs.is_cell ()) |
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339 octave_base_matrix<Cell>::assign (i, t_rhs.cell_value ()); |
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340 else if (t_rhs.is_null_value ()) |
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341 octave_base_matrix<Cell>::delete_elements (i); |
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342 else |
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343 octave_base_matrix<Cell>::assign (i, Cell (t_rhs)); |
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345 count++; |
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346 retval = octave_value (this); |
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347 } |
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348 break; |
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350 case '{': |
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351 { |
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352 octave_value_list idxf = idx.front (); |
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354 if (t_rhs.is_cs_list ()) |
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355 { |
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356 Cell tmp_cell = Cell (t_rhs.list_value ()); |
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357 |
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358 // Inquire the proper shape of the RHS. |
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359 |
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360 dim_vector didx = dims ().redim (idxf.length ()); |
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361 for (octave_idx_type k = 0; k < idxf.length (); k++) |
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362 if (! idxf(k).is_magic_colon ()) didx(k) = idxf(k).numel (); |
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364 if (didx.numel () == tmp_cell.numel ()) |
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365 tmp_cell = tmp_cell.reshape (didx); |
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366 |
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367 octave_base_matrix<Cell>::assign (idxf, tmp_cell); |
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368 } |
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369 else if (idxf.all_scalars () |
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370 || do_index_op (idxf, true).numel () == 1) |
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371 // Regularize a null matrix if stored into a cell. |
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372 octave_base_matrix<Cell>::assign (idxf, |
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373 Cell (t_rhs.storable_value ())); |
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374 else |
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375 err_nonbraced_cs_list_assignment (); |
3933 | 376 |
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377 count++; |
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378 retval = octave_value (this); |
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379 } |
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380 break; |
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381 |
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382 case '.': |
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383 { |
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384 if (! is_empty ()) |
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385 { |
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386 std::string nm = type_name (); |
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387 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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388 } |
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389 |
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390 // Allow conversion of empty cell array to some other |
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391 // type in cases like |
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392 // |
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393 // x = {}; x.f = rhs |
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394 |
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395 octave_value tmp = octave_value::empty_conv (type, rhs); |
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396 |
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397 return tmp.subsasgn (type, idx, rhs); |
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398 } |
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399 break; |
3933 | 400 |
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401 default: |
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402 panic_impossible (); |
3933 | 403 } |
404 | |
405 return retval; | |
406 } | |
407 | |
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408 bool |
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409 octave_cell::is_cellstr (void) const |
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410 { |
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411 bool retval; |
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412 if (cellstr_cache.get ()) |
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413 retval = true; |
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414 else |
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415 { |
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416 retval = matrix.is_cellstr (); |
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417 // Allocate empty cache to mark that this is indeed a cellstr. |
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418 if (retval) |
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419 cellstr_cache.reset (new Array<std::string> ()); |
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420 } |
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421 |
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422 return retval; |
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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 Cell& 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::assign (const octave_value_list& idx, const octave_value& rhs) |
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434 { |
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435 clear_cellstr_cache (); |
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436 octave_base_matrix<Cell>::assign (idx, rhs); |
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437 } |
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438 |
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439 void |
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440 octave_cell::delete_elements (const octave_value_list& idx) |
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441 { |
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442 clear_cellstr_cache (); |
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443 octave_base_matrix<Cell>::delete_elements (idx); |
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444 } |
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445 |
4791 | 446 size_t |
447 octave_cell::byte_size (void) const | |
448 { | |
449 size_t retval = 0; | |
450 | |
5275 | 451 for (octave_idx_type i = 0; i < numel (); i++) |
4791 | 452 retval += matrix(i).byte_size (); |
453 | |
454 return retval; | |
455 } | |
456 | |
8732 | 457 octave_value |
458 octave_cell::sort (octave_idx_type dim, sortmode mode) const | |
459 { | |
460 octave_value retval; | |
461 | |
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462 if (! is_cellstr ()) |
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463 error ("sort: only cell arrays of character strings may be sorted"); |
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464 |
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465 Array<std::string> tmp = cellstr_value (); |
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466 |
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467 tmp = tmp.sort (dim, mode); |
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468 |
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469 // We already have the cache. |
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470 retval = new octave_cell (tmp); |
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471 |
8732 | 472 return retval; |
473 } | |
474 | |
475 octave_value | |
476 octave_cell::sort (Array<octave_idx_type> &sidx, octave_idx_type dim, | |
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477 sortmode mode) const |
8732 | 478 { |
479 octave_value retval; | |
480 | |
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481 if (! is_cellstr ()) |
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482 error ("sort: only cell arrays of character strings may be sorted"); |
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483 |
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484 Array<std::string> tmp = cellstr_value (); |
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485 |
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486 tmp = tmp.sort (sidx, dim, mode); |
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487 |
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488 // We already have the cache. |
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489 retval = new octave_cell (tmp); |
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490 |
8732 | 491 return retval; |
492 } | |
493 | |
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494 sortmode |
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495 octave_cell::is_sorted (sortmode mode) const |
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496 { |
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497 sortmode retval = UNSORTED; |
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498 |
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499 if (! is_cellstr ()) |
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500 error ("issorted: A is not a cell array of strings"); |
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501 |
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502 Array<std::string> tmp = cellstr_value (); |
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503 |
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504 retval = tmp.is_sorted (mode); |
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505 |
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506 return retval; |
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507 } |
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508 |
8732 | 509 Array<octave_idx_type> |
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510 octave_cell::sort_rows_idx (sortmode mode) const |
8732 | 511 { |
512 Array<octave_idx_type> retval; | |
513 | |
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514 if (! is_cellstr ()) |
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515 error ("sortrows: only cell arrays of character strings may be sorted"); |
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516 |
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517 Array<std::string> tmp = cellstr_value (); |
8732 | 518 |
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519 retval = tmp.sort_rows_idx (mode); |
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520 |
8732 | 521 return retval; |
522 } | |
523 | |
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524 sortmode |
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525 octave_cell::is_sorted_rows (sortmode mode) const |
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526 { |
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527 sortmode retval = UNSORTED; |
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528 |
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529 if (! is_cellstr ()) |
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530 error ("issorted: A is not a cell array of strings"); |
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531 |
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532 Array<std::string> tmp = cellstr_value (); |
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533 |
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534 retval = tmp.is_sorted_rows (mode); |
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535 |
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536 return retval; |
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537 } |
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538 |
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539 bool |
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540 octave_cell::is_true (void) const |
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541 { |
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542 error ("invalid conversion from cell array to logical value"); |
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543 } |
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544 |
3933 | 545 octave_value_list |
546 octave_cell::list_value (void) const | |
547 { | |
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548 return octave_value_list (matrix); |
3933 | 549 } |
550 | |
4243 | 551 string_vector |
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552 octave_cell::string_vector_value (bool pad) const |
4243 | 553 { |
4358 | 554 string_vector retval; |
555 | |
7285 | 556 octave_idx_type nel = numel (); |
4243 | 557 |
4358 | 558 int n_elts = 0; |
559 | |
5275 | 560 octave_idx_type max_len = 0; |
4358 | 561 |
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562 std::queue<string_vector> strvec_queue; |
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563 |
7285 | 564 for (octave_idx_type i = 0; i < nel; i++) |
4358 | 565 { |
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566 string_vector s = matrix(i).string_vector_value (); |
7285 | 567 |
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568 octave_idx_type s_len = s.numel (); |
4358 | 569 |
7285 | 570 n_elts += s_len ? s_len : 1; |
4358 | 571 |
7285 | 572 octave_idx_type s_max_len = s.max_length (); |
4358 | 573 |
7285 | 574 if (s_max_len > max_len) |
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575 max_len = s_max_len; |
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576 |
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577 strvec_queue.push (s); |
4358 | 578 } |
579 | |
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580 retval = string_vector (n_elts); |
4243 | 581 |
5275 | 582 octave_idx_type k = 0; |
4243 | 583 |
7285 | 584 for (octave_idx_type i = 0; i < nel; i++) |
4243 | 585 { |
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586 const string_vector s = strvec_queue.front (); |
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587 strvec_queue.pop (); |
7285 | 588 |
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589 octave_idx_type s_len = s.numel (); |
4358 | 590 |
7285 | 591 if (s_len) |
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592 { |
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593 for (octave_idx_type j = 0; j < s_len; j++) |
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594 { |
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595 std::string t = s[j]; |
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596 int t_len = t.length (); |
5715 | 597 |
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598 if (pad && max_len > t_len) |
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599 t += std::string (max_len - t_len, ' '); |
5715 | 600 |
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601 retval[k++] = t; |
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602 } |
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603 } |
7285 | 604 else if (pad) |
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605 retval[k++] = std::string (max_len, ' '); |
7285 | 606 else |
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607 retval[k++] = ""; |
4243 | 608 } |
609 | |
610 return retval; | |
611 } | |
612 | |
8732 | 613 Array<std::string> |
614 octave_cell::cellstr_value (void) const | |
615 { | |
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616 Array<std::string> retval; |
8732 | 617 |
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618 if (! is_cellstr ()) |
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619 error ("invalid conversion from cell array to array of strings"); |
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620 |
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621 if (cellstr_cache->is_empty ()) |
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622 *cellstr_cache = matrix.cellstr_value (); |
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623 |
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624 return *cellstr_cache; |
8732 | 625 |
626 return retval; | |
627 } | |
628 | |
4604 | 629 bool |
630 octave_cell::print_as_scalar (void) const | |
631 { | |
11474 | 632 return true; |
4604 | 633 } |
634 | |
3933 | 635 void |
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636 octave_cell::print (std::ostream& os, bool) |
3933 | 637 { |
638 print_raw (os); | |
639 } | |
640 | |
641 void | |
642 octave_cell::print_raw (std::ostream& os, bool) const | |
643 { | |
4587 | 644 int nd = matrix.ndims (); |
4513 | 645 |
4587 | 646 if (nd == 2) |
4513 | 647 { |
5275 | 648 octave_idx_type nr = rows (); |
649 octave_idx_type nc = columns (); | |
4513 | 650 |
651 if (nr > 0 && nc > 0) | |
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652 { |
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653 indent (os); |
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654 os << "{"; |
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655 newline (os); |
4513 | 656 |
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657 increment_indent_level (); |
4513 | 658 |
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659 for (octave_idx_type j = 0; j < nc; j++) |
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660 { |
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661 for (octave_idx_type i = 0; i < nr; i++) |
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662 { |
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663 octave_quit (); |
4513 | 664 |
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665 std::ostringstream buf; |
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666 buf << "[" << i+1 << "," << j+1 << "]"; |
3933 | 667 |
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668 octave_value val = matrix(i,j); |
4513 | 669 |
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670 val.print_with_name (os, buf.str ()); |
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671 } |
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672 } |
4513 | 673 |
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674 decrement_indent_level (); |
4513 | 675 |
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676 indent (os); |
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677 os << "}"; |
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678 newline (os); |
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679 } |
4513 | 680 else |
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681 { |
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682 indent (os); |
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683 os << "{}"; |
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684 if (Vprint_empty_dimensions) |
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685 os << "(" << nr << "x" << nc << ")"; |
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|
686 newline (os); |
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687 } |
4513 | 688 } |
689 else | |
3933 | 690 { |
691 indent (os); | |
4513 | 692 dim_vector dv = matrix.dims (); |
4587 | 693 os << "{" << dv.str () << " Cell Array}"; |
3933 | 694 newline (os); |
695 } | |
696 } | |
697 | |
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Fix initial newline for disp() of cells (bug #50683).
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698 bool |
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Fix initial newline for disp() of cells (bug #50683).
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699 octave_cell::print_name_tag (std::ostream& os, const std::string& name) const |
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Fix initial newline for disp() of cells (bug #50683).
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700 { |
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701 bool retval = false; |
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702 |
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Rik <rik@octave.org>
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|
703 indent (os); |
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Fix initial newline for disp() of cells (bug #50683).
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diff
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|
704 |
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Fix initial newline for disp() of cells (bug #50683).
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|
705 if (is_empty () || ndims () > 2) |
0f18524973eb
Fix initial newline for disp() of cells (bug #50683).
Rik <rik@octave.org>
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|
706 os << name << " = "; |
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Fix initial newline for disp() of cells (bug #50683).
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|
707 else |
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Fix initial newline for disp() of cells (bug #50683).
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|
708 { |
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Fix initial newline for disp() of cells (bug #50683).
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|
709 os << name << " ="; |
0f18524973eb
Fix initial newline for disp() of cells (bug #50683).
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|
710 newline (os); |
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Fix initial newline for disp() of cells (bug #50683).
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changeset
|
711 retval = true; |
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|
712 } |
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|
713 |
0f18524973eb
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changeset
|
714 return retval; |
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diff
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|
715 } |
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Fix initial newline for disp() of cells (bug #50683).
Rik <rik@octave.org>
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|
716 |
17870 | 717 void |
718 octave_cell::short_disp (std::ostream& os) const | |
17866
ea0ecbe2eaf5
display matrix values in GUI workspace viewer (bug #40499)
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17787
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|
719 { |
17874
28e9562d708b
Fix display of '{}' for empty cells in GUI Variable window.
Rik <rik@octave.org>
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diff
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|
720 os << (matrix.is_empty () ? "{}" : "..."); |
17866
ea0ecbe2eaf5
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John W. Eaton <jwe@octave.org>
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|
721 } |
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display matrix values in GUI workspace viewer (bug #40499)
John W. Eaton <jwe@octave.org>
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722 |
4687 | 723 #define CELL_ELT_TAG "<cell-element>" |
724 | |
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strip trailing whitespace from source files
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parents:
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|
725 bool |
6974 | 726 octave_cell::save_ascii (std::ostream& os) |
4687 | 727 { |
21660
53728df3e4c9
maint: for clarity, call ndims() rather than length() on dimension vectors.
Rik <rik@octave.org>
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diff
changeset
|
728 dim_vector dv = dims (); |
53728df3e4c9
maint: for clarity, call ndims() rather than length() on dimension vectors.
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parents:
21301
diff
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|
729 if (dv.ndims () > 2) |
4687 | 730 { |
21660
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maint: for clarity, call ndims() rather than length() on dimension vectors.
Rik <rik@octave.org>
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|
731 os << "# ndims: " << dv.ndims () << "\n"; |
11586
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strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
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|
732 |
21660
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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|
733 for (int i = 0; i < dv.ndims (); i++) |
53728df3e4c9
maint: for clarity, call ndims() rather than length() on dimension vectors.
Rik <rik@octave.org>
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diff
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|
734 os << " " << dv(i); |
4687 | 735 os << "\n"; |
736 | |
737 Cell tmp = cell_value (); | |
11586
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strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
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diff
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|
738 |
21660
53728df3e4c9
maint: for clarity, call ndims() rather than length() on dimension vectors.
Rik <rik@octave.org>
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21301
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|
739 for (octave_idx_type i = 0; i < dv.numel (); i++) |
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740 { |
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741 octave_value o_val = tmp.elem (i); |
4687 | 742 |
23350
0f18524973eb
Fix initial newline for disp() of cells (bug #50683).
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|
743 // Recurse to save sub-value. |
20447
c6224b4e7774
maint: Rename instances of LS_ASCII to LS_TEXT for clarity.
Rik <rik@octave.org>
parents:
20232
diff
changeset
|
744 bool b = save_text_data (os, o_val, CELL_ELT_TAG, false, 0); |
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|
745 |
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|
746 if (! b) |
18384
bd9d34f28b0f
Use std::ostream::fail instead of unsafe implicit bool conversion (bug #41335)
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parents:
17874
diff
changeset
|
747 return ! os.fail (); |
10315
57a59eae83cc
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|
748 } |
4687 | 749 } |
750 else | |
751 { | |
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John W. Eaton <jwe@octave.org>
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|
752 // 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>
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20447
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changeset
|
753 // compatibility. Makes load_ascii much more complex!! |
4687 | 754 os << "# rows: " << rows () << "\n" |
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|
755 << "# columns: " << columns () << "\n"; |
4687 | 756 |
757 Cell tmp = cell_value (); | |
11586
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|
758 |
5275 | 759 for (octave_idx_type j = 0; j < tmp.cols (); j++) |
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|
760 { |
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761 for (octave_idx_type i = 0; i < tmp.rows (); i++) |
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|
762 { |
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|
763 octave_value o_val = tmp.elem (i, j); |
4687 | 764 |
23350
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Fix initial newline for disp() of cells (bug #50683).
Rik <rik@octave.org>
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diff
changeset
|
765 // Recurse to save sub-value. |
20447
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maint: Rename instances of LS_ASCII to LS_TEXT for clarity.
Rik <rik@octave.org>
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diff
changeset
|
766 bool b = save_text_data (os, o_val, CELL_ELT_TAG, false, 0); |
11586
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|
767 |
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|
768 if (! b) |
18384
bd9d34f28b0f
Use std::ostream::fail instead of unsafe implicit bool conversion (bug #41335)
Mike Miller <mtmiller@ieee.org>
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diff
changeset
|
769 return ! os.fail (); |
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|
770 } |
11586
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|
771 |
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57a59eae83cc
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|
772 os << "\n"; |
57a59eae83cc
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|
773 } |
4687 | 774 } |
775 | |
776 return true; | |
777 } | |
778 | |
11586
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strip trailing whitespace from source files
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11523
diff
changeset
|
779 bool |
4687 | 780 octave_cell::load_ascii (std::istream& is) |
781 { | |
8815
af907aeedbf4
cache cellstr_value in ov-cell
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parents:
8733
diff
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|
782 clear_cellstr_cache (); |
af907aeedbf4
cache cellstr_value in ov-cell
Jaroslav Hajek <highegg@gmail.com>
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|
783 |
5099 | 784 string_vector keywords(2); |
4687 | 785 |
5099 | 786 keywords[0] = "ndims"; |
787 keywords[1] = "rows"; | |
788 | |
789 std::string kw; | |
5275 | 790 octave_idx_type val = 0; |
5099 | 791 |
20962
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maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
792 if (! extract_keyword (is, keywords, kw, val, true)) |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
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changeset
|
793 error ("load: failed to extract number of rows and columns"); |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
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20940
diff
changeset
|
794 |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
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diff
changeset
|
795 if (kw == "ndims") |
4687 | 796 { |
20962
3aa293be0e8d
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Rik <rik@octave.org>
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20940
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changeset
|
797 int mdims = static_cast<int> (val); |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
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parents:
20940
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changeset
|
798 |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
799 if (mdims < 0) |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
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20962
diff
changeset
|
800 error ("load: failed to extract number of rows and columns"); |
4687 | 801 |
20979
0963ed389012
maint: invert if/else/error instances.
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20962
diff
changeset
|
802 dim_vector dv; |
0963ed389012
maint: invert if/else/error instances.
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parents:
20962
diff
changeset
|
803 dv.resize (mdims); |
20962
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maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
804 |
20979
0963ed389012
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John W. Eaton <jwe@octave.org>
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20962
diff
changeset
|
805 for (int i = 0; i < mdims; i++) |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
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diff
changeset
|
806 is >> dv(i); |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
807 |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
808 Cell tmp(dv); |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
809 |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
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diff
changeset
|
810 for (octave_idx_type i = 0; i < dv.numel (); i++) |
0963ed389012
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parents:
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diff
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|
811 { |
0963ed389012
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20962
diff
changeset
|
812 octave_value t2; |
0963ed389012
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John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
813 bool dummy; |
5099 | 814 |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
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diff
changeset
|
815 // recurse to read cell elements |
21017
93748bcaec17
maint: Replace emtpy 'std::string ()' calls with "".
Rik <rik@octave.org>
parents:
20990
diff
changeset
|
816 std::string nm = read_text_data (is, "", |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
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20962
diff
changeset
|
817 dummy, t2, i); |
0963ed389012
maint: invert if/else/error instances.
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diff
changeset
|
818 |
0963ed389012
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parents:
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diff
changeset
|
819 if (nm != CELL_ELT_TAG) |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
820 error ("load: cell array element had unexpected name"); |
4687 | 821 |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
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20940
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changeset
|
822 if (is) |
20979
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
823 tmp.elem (i) = t2; |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
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diff
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|
824 } |
20979
0963ed389012
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John W. Eaton <jwe@octave.org>
parents:
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diff
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|
825 |
0963ed389012
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John W. Eaton <jwe@octave.org>
parents:
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changeset
|
826 if (! is) |
0963ed389012
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
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diff
changeset
|
827 error ("load: failed to load matrix constant"); |
0963ed389012
maint: invert if/else/error instances.
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diff
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|
828 |
0963ed389012
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parents:
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diff
changeset
|
829 matrix = tmp; |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
parents:
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diff
changeset
|
830 } |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
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changeset
|
831 else if (kw == "rows") |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
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20940
diff
changeset
|
832 { |
3aa293be0e8d
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20940
diff
changeset
|
833 octave_idx_type nr = val; |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
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20940
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changeset
|
834 octave_idx_type nc = 0; |
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
Rik <rik@octave.org>
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diff
changeset
|
835 |
20979
0963ed389012
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
836 if (nr < 0 || ! extract_keyword (is, "columns", nc) || nc < 0) |
0963ed389012
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John W. Eaton <jwe@octave.org>
parents:
20962
diff
changeset
|
837 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>
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diff
changeset
|
838 |
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|
839 if (nr > 0 && nc > 0) |
20962
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|
840 { |
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|
841 Cell tmp (nr, nc); |
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|
842 |
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diff
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|
843 for (octave_idx_type j = 0; j < nc; j++) |
20962
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|
844 { |
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|
845 for (octave_idx_type i = 0; i < nr; i++) |
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846 { |
20979
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|
847 octave_value t2; |
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|
848 bool dummy; |
20962
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changeset
|
849 |
20979
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|
850 // 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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|
851 std::string nm = read_text_data (is, "", |
20979
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maint: invert if/else/error instances.
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changeset
|
852 dummy, t2, i); |
20962
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maint: Invert simple conditionals in if/else/error paradigm.
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diff
changeset
|
853 |
20979
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diff
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|
854 if (nm != CELL_ELT_TAG) |
0963ed389012
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|
855 error ("load: cell array element had unexpected name"); |
0963ed389012
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|
856 |
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|
857 if (is) |
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changeset
|
858 tmp.elem (i, j) = t2; |
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|
859 } |
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diff
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|
860 } |
4687 | 861 |
20979
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|
862 if (! is) |
0963ed389012
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diff
changeset
|
863 error ("load: failed to load cell element"); |
0963ed389012
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diff
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|
864 |
0963ed389012
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|
865 matrix = tmp; |
10315
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|
866 } |
20979
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diff
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|
867 else if (nr == 0 || nc == 0) |
0963ed389012
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diff
changeset
|
868 matrix = Cell (nr, nc); |
4687 | 869 else |
20979
0963ed389012
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|
870 panic_impossible (); |
4687 | 871 } |
872 else | |
20962
3aa293be0e8d
maint: Invert simple conditionals in if/else/error paradigm.
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diff
changeset
|
873 panic_impossible (); |
4687 | 874 |
20879
5357423bca0a
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Andreas Weber <andy.weber.aw@gmail.com>
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diff
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|
875 return true; |
4687 | 876 } |
877 | |
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|
878 bool |
4687 | 879 octave_cell::save_binary (std::ostream& os, bool& save_as_floats) |
880 { | |
21660
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|
881 dim_vector dv = dims (); |
53728df3e4c9
maint: for clarity, call ndims() rather than length() on dimension vectors.
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|
882 if (dv.ndims () < 1) |
4687 | 883 return false; |
884 | |
885 // Use negative value for ndims | |
21660
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|
886 int32_t di = - dv.ndims (); |
5760 | 887 os.write (reinterpret_cast<char *> (&di), 4); |
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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|
888 for (int i = 0; i < dv.ndims (); i++) |
4687 | 889 { |
21660
53728df3e4c9
maint: for clarity, call ndims() rather than length() on dimension vectors.
Rik <rik@octave.org>
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|
890 di = dv(i); |
5760 | 891 os.write (reinterpret_cast<char *> (&di), 4); |
4687 | 892 } |
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|
893 |
4687 | 894 Cell tmp = cell_value (); |
11586
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|
895 |
21660
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diff
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|
896 for (octave_idx_type i = 0; i < dv.numel (); i++) |
4687 | 897 { |
898 octave_value o_val = tmp.elem (i); | |
899 | |
23350
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Fix initial newline for disp() of cells (bug #50683).
Rik <rik@octave.org>
parents:
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diff
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|
900 // Recurse to save sub-value. |
11586
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diff
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|
901 bool b = save_binary_data (os, o_val, CELL_ELT_TAG, "", 0, |
10315
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|
902 save_as_floats); |
11586
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|
903 |
4687 | 904 if (! b) |
10315
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|
905 return false; |
4687 | 906 } |
11586
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|
907 |
4687 | 908 return true; |
909 } | |
910 | |
11586
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|
911 bool |
4687 | 912 octave_cell::load_binary (std::istream& is, bool swap, |
21739
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|
913 octave::mach_info::float_format fmt) |
4687 | 914 { |
8815
af907aeedbf4
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diff
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|
915 clear_cellstr_cache (); |
af907aeedbf4
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|
916 |
5828 | 917 int32_t mdims; |
5760 | 918 if (! is.read (reinterpret_cast<char *> (&mdims), 4)) |
4687 | 919 return false; |
920 if (swap) | |
4944 | 921 swap_bytes<4> (&mdims); |
4687 | 922 if (mdims >= 0) |
923 return false; | |
924 | |
925 mdims = -mdims; | |
5828 | 926 int32_t di; |
4687 | 927 dim_vector dv; |
928 dv.resize (mdims); | |
929 | |
930 for (int i = 0; i < mdims; i++) | |
931 { | |
5760 | 932 if (! is.read (reinterpret_cast<char *> (&di), 4)) |
10315
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parents:
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|
933 return false; |
4687 | 934 if (swap) |
10315
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diff
changeset
|
935 swap_bytes<4> (&di); |
4687 | 936 dv(i) = di; |
937 } | |
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|
938 |
5157 | 939 // Convert an array with a single dimension to be a row vector. |
940 // Octave should never write files like this, other software | |
941 // might. | |
942 | |
943 if (mdims == 1) | |
944 { | |
945 mdims = 2; | |
946 dv.resize (mdims); | |
947 dv(1) = dv(0); | |
948 dv(0) = 1; | |
949 } | |
950 | |
5275 | 951 octave_idx_type nel = dv.numel (); |
4687 | 952 Cell tmp(dv); |
953 | |
5275 | 954 for (octave_idx_type i = 0; i < nel; i++) |
4687 | 955 { |
956 octave_value t2; | |
957 bool dummy; | |
958 std::string doc; | |
959 | |
960 // recurse to read cell elements | |
21017
93748bcaec17
maint: Replace emtpy 'std::string ()' calls with "".
Rik <rik@octave.org>
parents:
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diff
changeset
|
961 std::string nm = read_binary_data (is, swap, fmt, "", |
10315
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parents:
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diff
changeset
|
962 dummy, t2, doc); |
4687 | 963 |
20979
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parents:
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|
964 if (nm != CELL_ELT_TAG) |
20879
5357423bca0a
Code Sprint 2015: remove return/break/goto after error
Andreas Weber <andy.weber.aw@gmail.com>
parents:
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diff
changeset
|
965 error ("load: cell array element had unexpected name"); |
20979
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changeset
|
966 |
0963ed389012
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changeset
|
967 if (is) |
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diff
changeset
|
968 tmp.elem (i) = t2; |
4687 | 969 } |
970 | |
20979
0963ed389012
maint: invert if/else/error instances.
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parents:
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diff
changeset
|
971 if (! is) |
20879
5357423bca0a
Code Sprint 2015: remove return/break/goto after error
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parents:
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diff
changeset
|
972 error ("load: failed to load matrix constant"); |
4687 | 973 |
20979
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parents:
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diff
changeset
|
974 matrix = tmp; |
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parents:
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diff
changeset
|
975 |
20879
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Andreas Weber <andy.weber.aw@gmail.com>
parents:
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diff
changeset
|
976 return true; |
4687 | 977 } |
978 | |
8815
af907aeedbf4
cache cellstr_value in ov-cell
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diff
changeset
|
979 void * |
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changeset
|
980 octave_cell::mex_get_data (void) const |
af907aeedbf4
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diff
changeset
|
981 { |
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changeset
|
982 clear_cellstr_cache (); |
af907aeedbf4
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parents:
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|
983 return matrix.mex_get_data (); |
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diff
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|
984 } |
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diff
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|
985 |
19863
09ed6f7538dd
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John W. Eaton <jwe@octave.org> and Mike Miller <mtmiller@ieee.org>
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19697
diff
changeset
|
986 bool |
22407
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maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
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diff
changeset
|
987 octave_cell::save_hdf5 (octave_hdf5_id loc_id, const char *name, |
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parents:
22323
diff
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|
988 bool save_as_floats) |
19863
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avoid needing to include hdf5 in public header files (bug #44370, #43180)
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19697
diff
changeset
|
989 { |
4687 | 990 #if defined (HAVE_HDF5) |
4815 | 991 |
4814 | 992 dim_vector dv = dims (); |
4837 | 993 int empty = save_hdf5_empty (loc_id, name, dv); |
994 if (empty) | |
995 return (empty > 0); | |
996 | |
21660
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maint: for clarity, call ndims() rather than length() on dimension vectors.
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|
997 hsize_t rank = dv.ndims (); |
18100
6a71e5030df5
Follow coding convention of defining and initializing only 1 variable per line in liboctinterp.
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parents:
17874
diff
changeset
|
998 hid_t space_hid, data_hid, size_hid; |
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Follow coding convention of defining and initializing only 1 variable per line in liboctinterp.
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17874
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|
999 space_hid = data_hid = size_hid = -1; |
4687 | 1000 |
21211
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21200
diff
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|
1001 #if defined (HAVE_HDF5_18) |
22407
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parents:
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|
1002 data_hid = H5Gcreate (loc_id, name, octave_H5P_DEFAULT, octave_H5P_DEFAULT, |
34ce5be04942
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|
1003 octave_H5P_DEFAULT); |
9892
ac69e6f4b33d
Add HDF5-1.8 compatibility while maintaining compatibility with HDF5-1.6 versions
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parents:
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diff
changeset
|
1004 #else |
4687 | 1005 data_hid = H5Gcreate (loc_id, name, 0); |
9892
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Add HDF5-1.8 compatibility while maintaining compatibility with HDF5-1.6 versions
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changeset
|
1006 #endif |
4815 | 1007 |
1008 if (data_hid < 0) | |
1009 return false; | |
4687 | 1010 |
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|
1011 // Have to save cell array shape, since can't have a |
4814 | 1012 // dataset of groups.... |
4815 | 1013 |
1014 space_hid = H5Screate_simple (1, &rank, 0); | |
1015 | |
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|
1016 if (space_hid < 0) |
4687 | 1017 { |
1018 H5Gclose (data_hid); | |
1019 return false; | |
1020 } | |
1021 | |
5351 | 1022 OCTAVE_LOCAL_BUFFER (octave_idx_type, hdims, rank); |
4814 | 1023 |
1024 // Octave uses column-major, while HDF5 uses row-major ordering | |
4933 | 1025 for (hsize_t i = 0; i < rank; i++) |
4815 | 1026 hdims[i] = dv(rank-i-1); |
4814 | 1027 |
21211
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|
1028 #if defined (HAVE_HDF5_18) |
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1029 size_hid = H5Dcreate (data_hid, "dims", H5T_NATIVE_IDX, space_hid, |
21022
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1030 octave_H5P_DEFAULT, octave_H5P_DEFAULT, octave_H5P_DEFAULT); |
9892
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|
1031 #else |
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1032 size_hid = H5Dcreate (data_hid, "dims", H5T_NATIVE_IDX, space_hid, |
21022
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1033 octave_H5P_DEFAULT); |
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|
1034 #endif |
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|
1035 if (size_hid < 0) |
4687 | 1036 { |
1037 H5Sclose (space_hid); | |
1038 H5Gclose (data_hid); | |
1039 return false; | |
1040 } | |
1041 | |
21022
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1042 if (H5Dwrite (size_hid, H5T_NATIVE_IDX, octave_H5S_ALL, octave_H5S_ALL, |
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1043 octave_H5P_DEFAULT, hdims) < 0) |
4687 | 1044 { |
1045 H5Dclose (size_hid); | |
1046 H5Sclose (space_hid); | |
1047 H5Gclose (data_hid); | |
1048 return false; | |
1049 } | |
4815 | 1050 |
4687 | 1051 H5Dclose (size_hid); |
1052 H5Sclose (space_hid); | |
1053 | |
4815 | 1054 // Recursively add each element of the cell to this group. |
1055 | |
4687 | 1056 Cell tmp = cell_value (); |
5850 | 1057 |
1058 octave_idx_type nel = dv.numel (); | |
1059 | |
1060 for (octave_idx_type i = 0; i < nel; i++) | |
4687 | 1061 { |
5765 | 1062 std::ostringstream buf; |
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1063 int digits = static_cast<int> (std::floor (::log10 (static_cast<double> |
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1064 (nel)) + 1.0)); |
5850 | 1065 buf << "_" << std::setw (digits) << std::setfill ('0') << i; |
5765 | 1066 std::string s = buf.str (); |
4687 | 1067 |
5850 | 1068 if (! add_hdf5_data (data_hid, tmp.elem (i), s.c_str (), "", false, |
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1069 save_as_floats)) |
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1070 { |
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1071 H5Gclose (data_hid); |
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1072 return false; |
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1073 } |
4687 | 1074 } |
1075 | |
1076 H5Gclose (data_hid); | |
4815 | 1077 |
4687 | 1078 return true; |
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1079 |
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1080 #else |
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1081 octave_unused_parameter (loc_id); |
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1082 octave_unused_parameter (name); |
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1083 octave_unused_parameter (save_as_floats); |
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1084 |
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1085 warn_save ("hdf5"); |
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1086 |
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1087 return false; |
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1088 #endif |
4687 | 1089 } |
1090 | |
1091 bool | |
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1092 octave_cell::load_hdf5 (octave_hdf5_id loc_id, const char *name) |
4687 | 1093 { |
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1094 bool retval = false; |
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1095 |
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1096 #if defined (HAVE_HDF5) |
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1097 |
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1098 clear_cellstr_cache (); |
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1099 |
4837 | 1100 dim_vector dv; |
1101 int empty = load_hdf5_empty (loc_id, name, dv); | |
1102 if (empty > 0) | |
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1103 matrix.resize (dv); |
4837 | 1104 if (empty) |
1105 return (empty > 0); | |
1106 | |
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1107 #if defined (HAVE_HDF5_18) |
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1108 hid_t group_id = H5Gopen (loc_id, name, octave_H5P_DEFAULT); |
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1109 #else |
4687 | 1110 hid_t group_id = H5Gopen (loc_id, name); |
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1111 #endif |
4687 | 1112 |
1113 if (group_id < 0) | |
1114 return false; | |
1115 | |
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1116 #if defined (HAVE_HDF5_18) |
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1117 hid_t data_hid = H5Dopen (group_id, "dims", octave_H5P_DEFAULT); |
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1118 #else |
4814 | 1119 hid_t data_hid = H5Dopen (group_id, "dims"); |
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1120 #endif |
4687 | 1121 hid_t space_hid = H5Dget_space (data_hid); |
1122 hsize_t rank = H5Sget_simple_extent_ndims (space_hid); | |
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1123 if (rank != 1) |
4687 | 1124 { |
4837 | 1125 H5Dclose (data_hid); |
1126 H5Gclose (group_id); | |
4687 | 1127 return false; |
1128 } | |
1129 | |
4814 | 1130 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); |
1131 OCTAVE_LOCAL_BUFFER (hsize_t, maxdims, rank); | |
4815 | 1132 |
4814 | 1133 H5Sget_simple_extent_dims (space_hid, hdims, maxdims); |
4687 | 1134 |
4815 | 1135 // Octave uses column-major, while HDF5 uses row-major ordering. |
1136 | |
4814 | 1137 dv.resize (hdims[0]); |
4815 | 1138 |
5351 | 1139 OCTAVE_LOCAL_BUFFER (octave_idx_type, tmp, hdims[0]); |
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1140 |
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1141 if (H5Dread (data_hid, H5T_NATIVE_IDX, octave_H5S_ALL, octave_H5S_ALL, |
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1142 octave_H5P_DEFAULT, tmp) < 0) |
4687 | 1143 { |
4837 | 1144 H5Dclose (data_hid); |
1145 H5Gclose (group_id); | |
4687 | 1146 return false; |
1147 } | |
4815 | 1148 |
4687 | 1149 H5Dclose (data_hid); |
1150 H5Gclose (group_id); | |
1151 | |
4815 | 1152 for (hsize_t i = 0, j = hdims[0] - 1; i < hdims[0]; i++, j--) |
4814 | 1153 dv(j) = tmp[i]; |
1154 | |
4687 | 1155 hdf5_callback_data dsub; |
1156 | |
1157 herr_t retval2 = -1; | |
4815 | 1158 |
4814 | 1159 Cell m (dv); |
4815 | 1160 |
4687 | 1161 int current_item = 0; |
4815 | 1162 |
4696 | 1163 hsize_t num_obj = 0; |
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1164 #if defined (HAVE_HDF5_18) |
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1165 group_id = H5Gopen (loc_id, name, octave_H5P_DEFAULT); |
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1166 #else |
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1167 group_id = H5Gopen (loc_id, name); |
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1168 #endif |
5060 | 1169 H5Gget_num_objs (group_id, &num_obj); |
1170 H5Gclose (group_id); | |
4696 | 1171 |
5275 | 1172 for (octave_idx_type i = 0; i < dv.numel (); i++) |
4687 | 1173 { |
4696 | 1174 |
4814 | 1175 if (current_item >= static_cast<int> (num_obj)) |
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1176 retval2 = -1; |
4814 | 1177 else |
22028
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1178 retval2 = hdf5_h5g_iterate (loc_id, name, ¤t_item,&dsub); |
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1179 |
4687 | 1180 if (retval2 <= 0) |
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1181 break; |
4814 | 1182 |
1183 octave_value ov = dsub.tc; | |
1184 m.elem (i) = ov; | |
1185 | |
4687 | 1186 } |
1187 | |
1188 if (retval2 >= 0) | |
1189 { | |
1190 matrix = m; | |
1191 retval = true; | |
1192 } | |
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1193 |
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1194 #else |
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1195 octave_unused_parameter (loc_id); |
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1196 octave_unused_parameter (name); |
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1197 |
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1198 warn_load ("hdf5"); |
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1199 #endif |
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1200 |
4687 | 1201 return retval; |
1202 } | |
4815 | 1203 |
3354 | 1204 DEFUN (iscell, args, , |
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1205 doc: /* -*- texinfo -*- |
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1206 @deftypefn {} {} iscell (@var{x}) |
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1207 Return true if @var{x} is a cell array object. |
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1208 @seealso{ismatrix, isstruct, iscellstr, isa} |
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1209 @end deftypefn */) |
3354 | 1210 { |
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1211 if (args.length () != 1) |
5823 | 1212 print_usage (); |
3354 | 1213 |
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1214 return ovl (args(0).is_cell ()); |
3354 | 1215 } |
1216 | |
1217 DEFUN (cell, args, , | |
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1218 doc: /* -*- texinfo -*- |
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1219 @deftypefn {} {} cell (@var{n}) |
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1220 @deftypefnx {} {} cell (@var{m}, @var{n}) |
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1221 @deftypefnx {} {} cell (@var{m}, @var{n}, @var{k}, @dots{}) |
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1222 @deftypefnx {} {} cell ([@var{m} @var{n} @dots{}]) |
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1223 Create a new cell array object. |
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1224 |
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1225 If invoked with a single scalar integer argument, return a square |
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1226 @nospell{NxN} cell array. If invoked with two or more scalar integer |
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1227 arguments, or a vector of integer values, return an array with the given |
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1228 dimensions. |
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1229 @seealso{cellstr, mat2cell, num2cell, struct2cell} |
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1230 @end deftypefn */) |
3354 | 1231 { |
1232 int nargin = args.length (); | |
1233 | |
4563 | 1234 dim_vector dims; |
1235 | |
3354 | 1236 switch (nargin) |
1237 { | |
4563 | 1238 case 0: |
1239 dims = dim_vector (0, 0); | |
3354 | 1240 break; |
1241 | |
4563 | 1242 case 1: |
1243 get_dimensions (args(0), "cell", dims); | |
3354 | 1244 break; |
1245 | |
1246 default: | |
4563 | 1247 { |
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1248 dims.resize (nargin); |
4563 | 1249 |
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1250 for (int i = 0; i < nargin; i++) |
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1251 dims(i) = (args(i).is_empty () |
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1252 ? 0 : args(i).xidx_type_value ("cell: dimension must be a scalar integer")); |
4563 | 1253 } |
3354 | 1254 break; |
1255 } | |
1256 | |
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1257 dims.chop_trailing_singletons (); |
4563 | 1258 |
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1259 check_dimensions (dims, "cell"); |
4563 | 1260 |
22200
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1261 return ovl (Cell (dims)); |
3354 | 1262 } |
1263 | |
23467
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1264 /* |
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1265 ## This might work on some system someday, but for now, who has a system |
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1266 ## where a 16 yottabyte array can be allocated? See bug #50934. |
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1267 %!error <out of memory> cell (1e24, 1); |
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1268 */ |
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1269 |
4610 | 1270 DEFUN (iscellstr, args, , |
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1271 doc: /* -*- texinfo -*- |
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1272 @deftypefn {} {} iscellstr (@var{cell}) |
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1273 Return true if every element of the cell array @var{cell} is a character |
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1274 string. |
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1275 @seealso{ischar} |
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1276 @end deftypefn */) |
4610 | 1277 { |
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1278 if (args.length () != 1) |
5823 | 1279 print_usage (); |
4610 | 1280 |
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1281 return ovl (args(0).is_cellstr ()); |
4610 | 1282 } |
1283 | |
4817 | 1284 DEFUN (cellstr, args, , |
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1285 doc: /* -*- texinfo -*- |
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1286 @deftypefn {} {@var{cstr} =} cellstr (@var{strmat}) |
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1287 Create a new cell array object from the elements of the string array |
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1288 @var{strmat}. |
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1289 |
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1290 Each row of @var{strmat} becomes an element of @var{cstr}. Any trailing |
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1291 spaces in a row are deleted before conversion. |
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1292 |
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1293 To convert back from a cellstr to a character array use @code{char}. |
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1294 @seealso{cell, char} |
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1295 @end deftypefn */) |
4817 | 1296 { |
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1297 if (args.length () != 1) |
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1298 print_usage (); |
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1299 |
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1300 octave_value_list tmp = Fiscellstr (args, 1); |
4817 | 1301 |
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1302 if (tmp(0).is_true ()) |
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1303 return ovl (args(0)); |
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1304 else |
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1305 { |
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1306 string_vector s = args(0).xstring_vector_value ("cellstr: argument STRING must be a 2-D character array"); |
4817 | 1307 |
21017
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|
1308 return ovl (s.is_empty () ? Cell (octave_value ("")) |
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1309 : Cell (s, true)); |
4817 | 1310 } |
1311 } | |
1312 | |
4762 | 1313 DEFUN (struct2cell, args, , |
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1314 doc: /* -*- texinfo -*- |
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1315 @deftypefn {} {@var{c} =} struct2cell (@var{s}) |
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1316 Create a new cell array from the objects stored in the struct object. |
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1317 |
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1318 If @var{f} is the number of fields in the structure, the resulting cell |
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1319 array will have a dimension vector corresponding to |
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1320 @code{[@var{f} size(@var{s})]}. For example: |
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1321 |
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1322 @example |
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1323 @group |
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1324 s = struct ("name", @{"Peter", "Hannah", "Robert"@}, |
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1325 "age", @{23, 16, 3@}); |
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1326 c = struct2cell (s) |
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1327 @result{} c = @{2x1x3 Cell Array@} |
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1328 c(1,1,:)(:) |
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1329 @result{} |
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1330 @{ |
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1331 [1,1] = Peter |
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1332 [2,1] = Hannah |
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1333 [3,1] = Robert |
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1334 @} |
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1335 c(2,1,:)(:) |
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1336 @result{} |
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1337 @{ |
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1338 [1,1] = 23 |
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1339 [2,1] = 16 |
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1340 [3,1] = 3 |
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1341 @} |
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1342 @end group |
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1343 @end example |
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1344 |
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1345 @seealso{cell2struct, fieldnames} |
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1346 @end deftypefn */) |
4762 | 1347 { |
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1348 if (args.length () != 1) |
5823 | 1349 print_usage (); |
4764 | 1350 |
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1351 const octave_map m = args(0).xmap_value ("struct2cell: argument S must be a structure"); |
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1352 |
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1353 const dim_vector m_dv = m.dims (); |
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1354 |
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1355 octave_idx_type num_fields = m.nfields (); |
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1356 |
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1357 // The resulting dim_vector should have dimensions: |
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1358 // [numel(fields) size(struct)] |
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1359 // except if the struct is a column vector. |
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1360 |
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1361 dim_vector result_dv; |
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1362 if (m_dv(m_dv.ndims () - 1) == 1) |
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1363 result_dv.resize (m_dv.ndims ()); |
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1364 else |
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1365 result_dv.resize (m_dv.ndims () + 1); // Add 1 for the fields. |
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1366 |
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1367 result_dv(0) = num_fields; |
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1368 |
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1369 for (int i = 1; i < result_dv.ndims (); i++) |
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1370 result_dv(i) = m_dv(i-1); |
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1371 |
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1372 NoAlias<Cell> c (result_dv); |
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1373 |
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1374 octave_idx_type n_elts = m.numel (); |
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1375 |
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1376 // Fill c in one sweep. Note that thanks to octave_map structure, |
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1377 // we don't need a key lookup at all. |
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1378 for (octave_idx_type j = 0; j < n_elts; j++) |
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1379 for (octave_idx_type i = 0; i < num_fields; i++) |
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1380 c(i,j) = m.contents(i)(j); |
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1381 |
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1382 return ovl (c); |
4762 | 1383 } |
1384 | |
10122
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1385 /* |
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1386 %!test |
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1387 %! keys = cellstr (char (floor (rand (11,10)*24+65)))'; |
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1388 %! vals = cellfun (@(x) mat2cell (rand (19,1), ones (19,1), 1), ... |
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1389 %! mat2cell ([1:11]', ones (11,1), 1), "uniformoutput", false)'; |
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1390 %! s = struct ([keys; vals]{:}); |
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1391 %! t = cell2struct ([vals{:}], keys, 2); |
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1392 %! assert (s, t); |
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1393 %! assert (struct2cell (s), [vals{:}]'); |
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1394 %! assert (fieldnames (s), keys'); |
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1395 */ |
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1396 |
5900 | 1397 mxArray * |
1398 octave_cell::as_mxArray (void) const | |
1399 { | |
1400 mxArray *retval = new mxArray (dims ()); | |
1401 | |
1402 mxArray **elts = static_cast<mxArray **> (retval->get_data ()); | |
1403 | |
6686 | 1404 mwSize nel = numel (); |
5900 | 1405 |
1406 const octave_value *p = matrix.data (); | |
1407 | |
6686 | 1408 for (mwIndex i = 0; i < nel; i++) |
5900 | 1409 elts[i] = new mxArray (p[i]); |
1410 | |
1411 return retval; | |
1412 } | |
1413 | |
9813
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1414 octave_value |
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1415 octave_cell::map (unary_mapper_t umap) const |
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1416 { |
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1417 switch (umap) |
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1418 { |
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1419 #define FORWARD_MAPPER(UMAP) \ |
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1420 case umap_ ## UMAP: \ |
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1421 return matrix.UMAP () |
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1422 |
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1423 FORWARD_MAPPER (xisalnum); |
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1424 FORWARD_MAPPER (xisalpha); |
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1425 FORWARD_MAPPER (xisascii); |
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1426 FORWARD_MAPPER (xiscntrl); |
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1427 FORWARD_MAPPER (xisdigit); |
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1428 FORWARD_MAPPER (xisgraph); |
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1429 FORWARD_MAPPER (xislower); |
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1430 FORWARD_MAPPER (xisprint); |
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1431 FORWARD_MAPPER (xispunct); |
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1432 FORWARD_MAPPER (xisspace); |
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1433 FORWARD_MAPPER (xisupper); |
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1434 FORWARD_MAPPER (xisxdigit); |
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1435 FORWARD_MAPPER (xtoascii); |
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1436 FORWARD_MAPPER (xtolower); |
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1437 FORWARD_MAPPER (xtoupper); |
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1438 |
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1439 default: |
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1440 return octave_base_value::map (umap); |
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1441 } |
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1442 } |