Mercurial > octave-nkf
annotate src/DLD-FUNCTIONS/cellfun.cc @ 10125:82ed1b4c3011
improve cellslices
author | Jaroslav Hajek <highegg@gmail.com> |
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date | Sun, 17 Jan 2010 22:09:05 +0100 |
parents | 9d1a14e12431 |
children | 40dfc0c99116 |
rev | line source |
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5205 | 1 /* |
2 | |
8920 | 3 Copyright (C) 2005, 2006, 2007, 2008, 2009 Mohamed Kamoun |
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4 Copyright (C) 2009 Jaroslav Hajek |
5205 | 5 |
6 This file is part of Octave. | |
7 | |
8 Octave is free software; you can redistribute it and/or modify it | |
9 under the terms of the GNU General Public License as published by the | |
7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
11 option) any later version. | |
5205 | 12 |
13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 for more details. | |
17 | |
18 You should have received a copy of the GNU General Public License | |
7016 | 19 along with Octave; see the file COPYING. If not, see |
20 <http://www.gnu.org/licenses/>. | |
5205 | 21 |
22 */ | |
23 | |
24 #ifdef HAVE_CONFIG_H | |
25 #include <config.h> | |
26 #endif | |
27 | |
28 #include <string> | |
5988 | 29 #include <vector> |
30 #include <list> | |
8994 | 31 #include <memory> |
5205 | 32 |
33 #include "lo-mappers.h" | |
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34 #include "oct-locbuf.h" |
5205 | 35 |
36 #include "Cell.h" | |
5988 | 37 #include "oct-map.h" |
5205 | 38 #include "defun-dld.h" |
39 #include "parse.h" | |
40 #include "variables.h" | |
5451 | 41 #include "ov-colon.h" |
5988 | 42 #include "unwind-prot.h" |
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43 #include "gripes.h" |
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44 #include "utils.h" |
5205 | 45 |
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46 #include "ov-scalar.h" |
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47 #include "ov-float.h" |
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48 #include "ov-complex.h" |
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49 #include "ov-flt-complex.h" |
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50 #include "ov-bool.h" |
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51 #include "ov-int8.h" |
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52 #include "ov-int16.h" |
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53 #include "ov-int32.h" |
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54 #include "ov-int64.h" |
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55 #include "ov-uint8.h" |
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56 #include "ov-uint16.h" |
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57 #include "ov-uint32.h" |
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58 #include "ov-uint64.h" |
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59 |
8994 | 60 // Rationale: |
61 // The octave_base_value::subsasgn method carries too much overhead for | |
62 // per-element assignment strategy. | |
63 // This class will optimize the most optimistic and most likely case | |
64 // when the output really is scalar by defining a hierarchy of virtual | |
65 // collectors specialized for some scalar types. | |
66 | |
67 class scalar_col_helper | |
68 { | |
69 public: | |
70 virtual bool collect (octave_idx_type i, const octave_value& val) = 0; | |
71 virtual octave_value result (void) = 0; | |
72 virtual ~scalar_col_helper (void) { } | |
73 }; | |
74 | |
75 // The default collector represents what was previously done in the main loop. | |
76 // This reuses the existing assignment machinery via octave_value::subsasgn, | |
77 // which can perform all sorts of conversions, but is relatively slow. | |
78 | |
79 class scalar_col_helper_def : public scalar_col_helper | |
80 { | |
81 std::list<octave_value_list> idx_list; | |
82 octave_value resval; | |
83 public: | |
84 scalar_col_helper_def (const octave_value& val, const dim_vector& dims) | |
85 : idx_list (1), resval (val) | |
86 { | |
87 idx_list.front ().resize (1); | |
88 if (resval.dims () != dims) | |
89 resval.resize (dims); | |
90 } | |
91 ~scalar_col_helper_def (void) { } | |
92 | |
93 bool collect (octave_idx_type i, const octave_value& val) | |
94 { | |
95 if (val.numel () == 1) | |
96 { | |
97 idx_list.front ()(0) = static_cast<double> (i + 1); | |
98 resval = resval.subsasgn ("(", idx_list, val); | |
99 } | |
100 else | |
101 error ("cellfun: expecting all values to be scalars for UniformOutput = true"); | |
102 | |
103 return true; | |
104 } | |
105 octave_value result (void) | |
106 { | |
107 return resval; | |
108 } | |
109 }; | |
110 | |
111 template <class T> | |
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112 static bool can_extract (const octave_value& val) |
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113 { return false; } |
8994 | 114 |
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115 #define DEF_CAN_EXTRACT(T, CLASS) \ |
8994 | 116 template <> \ |
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117 bool can_extract<T> (const octave_value& val) \ |
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118 { return val.type_id () == octave_ ## CLASS::static_type_id (); } |
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119 |
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120 DEF_CAN_EXTRACT (double, scalar); |
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121 DEF_CAN_EXTRACT (float, float_scalar); |
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122 DEF_CAN_EXTRACT (bool, bool); |
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123 DEF_CAN_EXTRACT (octave_int8, int8_scalar); |
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124 DEF_CAN_EXTRACT (octave_int16, int16_scalar); |
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125 DEF_CAN_EXTRACT (octave_int32, int32_scalar); |
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126 DEF_CAN_EXTRACT (octave_int64, int64_scalar); |
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127 DEF_CAN_EXTRACT (octave_uint8, uint8_scalar); |
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128 DEF_CAN_EXTRACT (octave_uint16, uint16_scalar); |
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129 DEF_CAN_EXTRACT (octave_uint32, uint32_scalar); |
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130 DEF_CAN_EXTRACT (octave_uint64, uint64_scalar); |
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131 |
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132 template <> |
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133 bool can_extract<Complex> (const octave_value& val) |
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134 { |
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135 int t = val.type_id (); |
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136 return (t == octave_complex::static_type_id () |
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137 || t == octave_scalar::static_type_id ()); |
8994 | 138 } |
139 | |
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140 template <> |
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141 bool can_extract<FloatComplex> (const octave_value& val) |
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142 { |
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143 int t = val.type_id (); |
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144 return (t == octave_float_complex::static_type_id () |
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145 || t == octave_float_scalar::static_type_id ()); |
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146 } |
8994 | 147 |
148 // This specializes for collecting elements of a single type, by accessing | |
149 // an array directly. If the scalar is not valid, it returns false. | |
150 | |
151 template <class NDA> | |
152 class scalar_col_helper_nda : public scalar_col_helper | |
153 { | |
154 NDA arrayval; | |
155 typedef typename NDA::element_type T; | |
156 public: | |
157 scalar_col_helper_nda (const octave_value& val, const dim_vector& dims) | |
158 : arrayval (dims) | |
159 { | |
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160 arrayval(0) = octave_value_extract<T> (val); |
8994 | 161 } |
162 ~scalar_col_helper_nda (void) { } | |
163 | |
164 bool collect (octave_idx_type i, const octave_value& val) | |
165 { | |
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166 bool retval = can_extract<T> (val); |
8994 | 167 if (retval) |
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168 arrayval(i) = octave_value_extract<T> (val); |
8994 | 169 return retval; |
170 } | |
171 octave_value result (void) | |
172 { | |
173 return arrayval; | |
174 } | |
175 }; | |
176 | |
177 template class scalar_col_helper_nda<NDArray>; | |
178 template class scalar_col_helper_nda<FloatNDArray>; | |
179 template class scalar_col_helper_nda<ComplexNDArray>; | |
180 template class scalar_col_helper_nda<FloatComplexNDArray>; | |
181 template class scalar_col_helper_nda<boolNDArray>; | |
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182 template class scalar_col_helper_nda<int8NDArray>; |
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183 template class scalar_col_helper_nda<int16NDArray>; |
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184 template class scalar_col_helper_nda<int32NDArray>; |
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185 template class scalar_col_helper_nda<int64NDArray>; |
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186 template class scalar_col_helper_nda<uint8NDArray>; |
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187 template class scalar_col_helper_nda<uint16NDArray>; |
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188 template class scalar_col_helper_nda<uint32NDArray>; |
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189 template class scalar_col_helper_nda<uint64NDArray>; |
8994 | 190 |
191 // the virtual constructor. | |
192 scalar_col_helper * | |
193 make_col_helper (const octave_value& val, const dim_vector& dims) | |
194 { | |
195 scalar_col_helper *retval; | |
196 | |
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197 // No need to check numel() here. |
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198 switch (val.builtin_type ()) |
8994 | 199 { |
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200 #define ARRAYCASE(BTYP, ARRAY) \ |
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201 case BTYP: \ |
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202 retval = new scalar_col_helper_nda<ARRAY> (val, dims); \ |
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203 break |
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204 |
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205 ARRAYCASE (btyp_double, NDArray); |
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206 ARRAYCASE (btyp_float, FloatNDArray); |
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207 ARRAYCASE (btyp_complex, ComplexNDArray); |
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208 ARRAYCASE (btyp_float_complex, FloatComplexNDArray); |
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209 ARRAYCASE (btyp_bool, boolNDArray); |
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210 ARRAYCASE (btyp_int8, int8NDArray); |
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211 ARRAYCASE (btyp_int16, int16NDArray); |
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212 ARRAYCASE (btyp_int32, int32NDArray); |
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213 ARRAYCASE (btyp_int64, int64NDArray); |
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214 ARRAYCASE (btyp_uint8, uint8NDArray); |
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215 ARRAYCASE (btyp_uint16, uint16NDArray); |
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216 ARRAYCASE (btyp_uint32, uint32NDArray); |
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217 ARRAYCASE (btyp_uint64, uint64NDArray); |
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218 default: |
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219 retval = new scalar_col_helper_def (val, dims); |
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220 break; |
8994 | 221 } |
222 | |
223 return retval; | |
224 } | |
225 | |
5988 | 226 DEFUN_DLD (cellfun, args, nargout, |
8715 | 227 "-*- texinfo -*-\n\ |
6854 | 228 @deftypefn {Loadable Function} {} cellfun (@var{name}, @var{c})\n\ |
229 @deftypefnx {Loadable Function} {} cellfun (\"size\", @var{c}, @var{k})\n\ | |
230 @deftypefnx {Loadable Function} {} cellfun (\"isclass\", @var{c}, @var{class})\n\ | |
231 @deftypefnx {Loadable Function} {} cellfun (@var{func}, @var{c})\n\ | |
232 @deftypefnx {Loadable Function} {} cellfun (@var{func}, @var{c}, @var{d})\n\ | |
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233 @deftypefnx {Loadable Function} {[@var{a}, @dots{}] =} cellfun (@dots{})\n\ |
6854 | 234 @deftypefnx {Loadable Function} {} cellfun (@dots{}, 'ErrorHandler', @var{errfunc})\n\ |
235 @deftypefnx {Loadable Function} {} cellfun (@dots{}, 'UniformOutput', @var{val})\n\ | |
5205 | 236 \n\ |
237 Evaluate the function named @var{name} on the elements of the cell array\n\ | |
5543 | 238 @var{c}. Elements in @var{c} are passed on to the named function\n\ |
5205 | 239 individually. The function @var{name} can be one of the functions\n\ |
240 \n\ | |
241 @table @code\n\ | |
242 @item isempty\n\ | |
5543 | 243 Return 1 for empty elements.\n\ |
5205 | 244 @item islogical\n\ |
245 Return 1 for logical elements.\n\ | |
246 @item isreal\n\ | |
247 Return 1 for real elements.\n\ | |
248 @item length\n\ | |
249 Return a vector of the lengths of cell elements.\n\ | |
5543 | 250 @item ndims\n\ |
5205 | 251 Return the number of dimensions of each element.\n\ |
252 @item prodofsize\n\ | |
253 Return the product of dimensions of each element.\n\ | |
254 @item size\n\ | |
255 Return the size along the @var{k}-th dimension.\n\ | |
256 @item isclass\n\ | |
257 Return 1 for elements of @var{class}.\n\ | |
258 @end table\n\ | |
259 \n\ | |
260 Additionally, @code{cellfun} accepts an arbitrary function @var{func}\n\ | |
261 in the form of an inline function, function handle, or the name of a\n\ | |
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262 function (in a character string). In the case of a character string\n\ |
5988 | 263 argument, the function must accept a single argument named @var{x}, and\n\ |
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264 it must return a string value. The function can take one or more arguments,\n\ |
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265 with the inputs args given by @var{c}, @var{d}, etc. Equally the function\n\ |
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266 can return one or more output arguments. For example\n\ |
5205 | 267 \n\ |
268 @example\n\ | |
269 @group\n\ | |
5988 | 270 cellfun (@@atan2, @{1, 0@}, @{0, 1@})\n\ |
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271 @result{}ans = [1.57080 0.00000]\n\ |
5988 | 272 @end group\n\ |
273 @end example\n\ | |
274 \n\ | |
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275 The number of output arguments of @code{cellfun} matches the number of output\n\ |
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276 arguments of the function. The outputs of the function will be collected into the\n\ |
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277 output arguments of @code{cellfun} like this:\n\ |
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278 \n\ |
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279 @example\n\ |
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280 @group\n\ |
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281 function [a, b] = twoouts (x)\n\ |
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282 a = x;\n\ |
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283 b = x*x;\n\ |
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284 endfunction\n\ |
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285 [aa, bb] = cellfun(@@twoouts, @{1, 2, 3@})\n\ |
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286 @result{}\n\ |
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287 aa = \n\ |
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288 1 2 3\n\ |
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289 bb =\n\ |
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290 1 4 9\n\ |
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291 @end group\n\ |
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292 @end example\n\ |
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293 Note that per default the output argument(s) are arrays of the same size as the\n\ |
5988 | 294 input arguments.\n\ |
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295 Input arguments that are singleton (1x1) cells will be automatically expanded\n\ |
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296 to the size of the other arguments.\n\ |
5988 | 297 \n\ |
8828 | 298 If the parameter 'UniformOutput' is set to true (the default), then the function\n\ |
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299 must return scalars which will be concatenated into the\n\ |
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300 return array(s). If 'UniformOutput' is false, the outputs are concatenated into\n\ |
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301 a cell array (or cell arrays). For example\n\ |
5988 | 302 \n\ |
303 @example\n\ | |
304 @group\n\ | |
6623 | 305 cellfun (\"tolower(x)\", @{\"Foo\", \"Bar\", \"FooBar\"@},\n\ |
306 \"UniformOutput\",false)\n\ | |
5205 | 307 @result{} ans = @{\"foo\", \"bar\", \"foobar\"@}\n\ |
308 @end group\n\ | |
309 @end example\n\ | |
5988 | 310 \n\ |
311 Given the parameter 'ErrorHandler', then @var{errfunc} defines a function to\n\ | |
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312 call in case @var{func} generates an error. The form of the function is\n\ |
5988 | 313 \n\ |
314 @example\n\ | |
315 function [@dots{}] = errfunc (@var{s}, @dots{})\n\ | |
316 @end example\n\ | |
317 \n\ | |
318 where there is an additional input argument to @var{errfunc} relative to\n\ | |
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319 @var{func}, given by @var{s}. This is a structure with the elements\n\ |
5988 | 320 'identifier', 'message' and 'index', giving respectively the error\n\ |
321 identifier, the error message, and the index into the input arguments\n\ | |
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322 of the element that caused the error. For example\n\ |
5988 | 323 \n\ |
324 @example\n\ | |
325 @group\n\ | |
326 function y = foo (s, x), y = NaN; endfunction\n\ | |
327 cellfun (@@factorial, @{-1,2@},'ErrorHandler',@@foo)\n\ | |
328 @result{} ans = [NaN 2]\n\ | |
329 @end group\n\ | |
330 @end example\n\ | |
331 \n\ | |
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332 @seealso{isempty, islogical, isreal, length, ndims, numel, size}\n\ |
5642 | 333 @end deftypefn") |
5205 | 334 { |
5988 | 335 octave_value_list retval; |
5205 | 336 int nargin = args.length (); |
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337 int nargout1 = (nargout < 1 ? 1 : nargout); |
5205 | 338 |
339 if (nargin < 2) | |
340 { | |
341 error ("cellfun: you must supply at least 2 arguments"); | |
5823 | 342 print_usage (); |
5205 | 343 return retval; |
344 } | |
345 | |
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346 octave_value func = args(0); |
5205 | 347 |
348 if (! args(1).is_cell ()) | |
349 { | |
5543 | 350 error ("cellfun: second argument must be a cell array"); |
5205 | 351 |
352 return retval; | |
353 } | |
354 | |
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355 if (func.is_string ()) |
5205 | 356 { |
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357 const Cell f_args = args(1).cell_value (); |
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358 |
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359 octave_idx_type k = f_args.numel (); |
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360 |
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361 std::string name = func.string_value (); |
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362 |
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363 if (name == "isempty") |
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364 { |
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365 boolNDArray result (f_args.dims ()); |
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366 for (octave_idx_type count = 0; count < k ; count++) |
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367 result(count) = f_args.elem(count).is_empty (); |
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368 retval(0) = result; |
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369 } |
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370 else if (name == "islogical") |
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371 { |
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372 boolNDArray result (f_args.dims ()); |
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373 for (octave_idx_type count= 0; count < k ; count++) |
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374 result(count) = f_args.elem(count).is_bool_type (); |
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375 retval(0) = result; |
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376 } |
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377 else if (name == "isreal") |
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378 { |
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379 boolNDArray result (f_args.dims ()); |
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380 for (octave_idx_type count= 0; count < k ; count++) |
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381 result(count) = f_args.elem(count).is_real_type (); |
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382 retval(0) = result; |
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383 } |
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384 else if (name == "length") |
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385 { |
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386 NDArray result (f_args.dims ()); |
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387 for (octave_idx_type count= 0; count < k ; count++) |
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388 result(count) = static_cast<double> (f_args.elem(count).length ()); |
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389 retval(0) = result; |
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390 } |
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391 else if (name == "ndims") |
5205 | 392 { |
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393 NDArray result (f_args.dims ()); |
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394 for (octave_idx_type count = 0; count < k ; count++) |
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395 result(count) = static_cast<double> (f_args.elem(count).ndims ()); |
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396 retval(0) = result; |
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397 } |
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398 else if (name == "prodofsize" || name == "numel") |
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399 { |
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400 NDArray result (f_args.dims ()); |
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401 for (octave_idx_type count = 0; count < k ; count++) |
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402 result(count) = static_cast<double> (f_args.elem(count).numel ()); |
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403 retval(0) = result; |
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404 } |
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405 else if (name == "size") |
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406 { |
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407 if (nargin == 3) |
5205 | 408 { |
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409 int d = args(2).nint_value () - 1; |
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410 |
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411 if (d < 0) |
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412 error ("cellfun: third argument must be a positive integer"); |
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413 |
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414 if (! error_state) |
5205 | 415 { |
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416 NDArray result (f_args.dims ()); |
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417 for (octave_idx_type count = 0; count < k ; count++) |
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418 { |
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419 dim_vector dv = f_args.elem(count).dims (); |
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420 if (d < dv.length ()) |
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421 result(count) = static_cast<double> (dv(d)); |
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422 else |
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423 result(count) = 1.0; |
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9377
diff
changeset
|
424 } |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
425 retval(0) = result; |
5205 | 426 } |
9450
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implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
427 } |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
428 else |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
429 error ("not enough arguments for `size'"); |
cf714e75c656
implement overloaded function handles
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parents:
9377
diff
changeset
|
430 } |
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implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
431 else if (name == "isclass") |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
432 { |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
433 if (nargin == 3) |
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
434 { |
cf714e75c656
implement overloaded function handles
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parents:
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diff
changeset
|
435 std::string class_name = args(2).string_value(); |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
436 boolNDArray result (f_args.dims ()); |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
437 for (octave_idx_type count = 0; count < k ; count++) |
cf714e75c656
implement overloaded function handles
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parents:
9377
diff
changeset
|
438 result(count) = (f_args.elem(count).class_name() == class_name); |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
439 |
5988 | 440 retval(0) = result; |
5205 | 441 } |
9450
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implement overloaded function handles
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parents:
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diff
changeset
|
442 else |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
443 error ("not enough arguments for `isclass'"); |
5205 | 444 } |
10033
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
445 else if (name == "subsref" && nargin == 5 && nargout == 1 |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
446 && args(2).numel () == 1 && args(2).is_cell () |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
447 && args(3).is_string () |
10043
7fbdeaa9b0e0
fix common_size optimization
Jaroslav Hajek <highegg@gmail.com>
parents:
10033
diff
changeset
|
448 && args(3).xtolower ().string_value () == "uniformoutput" |
7fbdeaa9b0e0
fix common_size optimization
Jaroslav Hajek <highegg@gmail.com>
parents:
10033
diff
changeset
|
449 && ! args(4).bool_value () && ! error_state) |
10033
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
450 { |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
451 // This optimizes the case of applying the same index expression to |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
452 // multiple values. We decode the subscript just once. uniformoutput must |
10043
7fbdeaa9b0e0
fix common_size optimization
Jaroslav Hajek <highegg@gmail.com>
parents:
10033
diff
changeset
|
453 // be set to false. |
10033
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
454 |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
455 const Cell tmpc = args(2).cell_value (); |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
456 octave_value subs = tmpc(0); |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
457 |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
458 std::string type; |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
459 std::list<octave_value_list> idx; |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
460 decode_subscripts ("subsref", subs, type, idx); |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
461 |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
462 if (! error_state) |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
463 { |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
464 Cell result (f_args.dims ()); |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
465 for (octave_idx_type count = 0; count < k && ! error_state; count++) |
10075
84b0725f4b09
return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents:
10066
diff
changeset
|
466 { |
84b0725f4b09
return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents:
10066
diff
changeset
|
467 octave_value tmp = f_args.elem (count); |
84b0725f4b09
return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents:
10066
diff
changeset
|
468 result(count) = tmp.subsref (type, idx); |
84b0725f4b09
return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents:
10066
diff
changeset
|
469 } |
10033
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
470 |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
471 retval(0) = result; |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
472 } |
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9988
diff
changeset
|
473 } |
5205 | 474 else |
9450
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
475 { |
9728
70925b11ba46
again allow the obsolete syntax for cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9684
diff
changeset
|
476 if (! valid_identifier (name)) |
70925b11ba46
again allow the obsolete syntax for cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9684
diff
changeset
|
477 { |
70925b11ba46
again allow the obsolete syntax for cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9684
diff
changeset
|
478 |
70925b11ba46
again allow the obsolete syntax for cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9684
diff
changeset
|
479 std::string fcn_name = unique_symbol_name ("__cellfun_fcn_"); |
70925b11ba46
again allow the obsolete syntax for cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9684
diff
changeset
|
480 std::string fname = "function y = "; |
70925b11ba46
again allow the obsolete syntax for cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9684
diff
changeset
|
481 fname.append (fcn_name); |
70925b11ba46
again allow the obsolete syntax for cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9684
diff
changeset
|
482 fname.append ("(x) y = "); |
70925b11ba46
again allow the obsolete syntax for cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9684
diff
changeset
|
483 octave_function *ptr_func = extract_function (args(0), "cellfun", |
70925b11ba46
again allow the obsolete syntax for cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9684
diff
changeset
|
484 fcn_name, fname, "; endfunction"); |
70925b11ba46
again allow the obsolete syntax for cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9684
diff
changeset
|
485 if (ptr_func && ! error_state) |
70925b11ba46
again allow the obsolete syntax for cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9684
diff
changeset
|
486 func = octave_value (ptr_func, true); |
70925b11ba46
again allow the obsolete syntax for cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9684
diff
changeset
|
487 } |
70925b11ba46
again allow the obsolete syntax for cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9684
diff
changeset
|
488 |
9450
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
489 func = symbol_table::find_function (name); |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
490 if (func.is_undefined ()) |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
491 error ("cellfun: invalid function name: %s", name.c_str ()); |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
492 } |
5205 | 493 } |
9450
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
494 |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
495 if (error_state || ! retval.empty ()) |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
496 return retval; |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
497 |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
498 if (func.is_function_handle () || func.is_inline_function () |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
499 || func.is_function ()) |
5205 | 500 { |
10066
2cd940306a06
make unwind_protect frames local
Jaroslav Hajek <highegg@gmail.com>
parents:
10044
diff
changeset
|
501 unwind_protect frame; |
2cd940306a06
make unwind_protect frames local
Jaroslav Hajek <highegg@gmail.com>
parents:
10044
diff
changeset
|
502 frame.protect_var (buffer_error_messages); |
5988 | 503 |
9450
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
504 bool uniform_output = true; |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
505 octave_value error_handler; |
5205 | 506 |
9465
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
507 while (nargin > 3 && args(nargin-2).is_string()) |
9450
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
508 { |
9465
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
509 std::string arg = args(nargin-2).string_value(); |
5205 | 510 |
9465
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
511 std::transform (arg.begin (), arg.end (), |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
512 arg.begin (), tolower); |
5205 | 513 |
9465
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
514 if (arg == "uniformoutput") |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
515 uniform_output = args(nargin-1).bool_value(); |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
516 else if (arg == "errorhandler") |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
517 { |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
518 if (args(nargin-1).is_function_handle () || |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
519 args(nargin-1).is_inline_function ()) |
9450
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
520 { |
9465
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
521 error_handler = args(nargin-1); |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
522 } |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
523 else if (args(nargin-1).is_string ()) |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
524 { |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
525 std::string err_name = args(nargin-1).string_value (); |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
526 error_handler = symbol_table::find_function (err_name); |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
527 if (error_handler.is_undefined ()) |
9450
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
528 { |
9465
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
529 error ("cellfun: invalid function name: %s", err_name.c_str ()); |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
530 break; |
9450
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
531 } |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
532 } |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
533 else |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
534 { |
9465
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
535 error ("invalid errorhandler value"); |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
536 break; |
9450
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
537 } |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
538 } |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
539 else |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
540 { |
9465
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
541 error ("cellfun: unrecognized parameter %s", |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
542 arg.c_str()); |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
543 break; |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
544 } |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
545 |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
546 nargin -= 2; |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
547 } |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
548 |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
549 nargin -= 1; |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
550 |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
551 octave_value_list inputlist (nargin, octave_value ()); |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
552 |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
553 OCTAVE_LOCAL_BUFFER (Cell, inputs, nargin); |
40de4692c860
auto-expanding scalar cells in cellfun
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diff
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|
554 OCTAVE_LOCAL_BUFFER (bool, mask, nargin); |
40de4692c860
auto-expanding scalar cells in cellfun
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parents:
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diff
changeset
|
555 |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
556 // This is to prevent copy-on-write. |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
557 const Cell *cinputs = inputs; |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
558 |
9684
c5ff5f858cfd
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9683
diff
changeset
|
559 octave_idx_type k = 1; |
9465
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
560 |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
561 dim_vector fdims (1, 1); |
40de4692c860
auto-expanding scalar cells in cellfun
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parents:
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diff
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|
562 |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
563 if (error_state) |
10066
2cd940306a06
make unwind_protect frames local
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
564 return octave_value_list (); |
9465
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
565 |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
566 for (int j = 0; j < nargin; j++) |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
567 { |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
568 if (! args(j+1).is_cell ()) |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
569 { |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
570 error ("cellfun: arguments must be cells"); |
10066
2cd940306a06
make unwind_protect frames local
Jaroslav Hajek <highegg@gmail.com>
parents:
10044
diff
changeset
|
571 return octave_value_list (); |
9465
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
572 } |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
573 |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
574 inputs[j] = args(j+1).cell_value (); |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
575 mask[j] = inputs[j].numel () != 1; |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
576 if (! mask[j]) |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
577 inputlist(j) = cinputs[j](0); |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
578 } |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
579 |
40de4692c860
auto-expanding scalar cells in cellfun
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parents:
9459
diff
changeset
|
580 for (int j = 0; j < nargin; j++) |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
581 { |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
582 if (mask[j]) |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
583 { |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
584 fdims = inputs[j].dims (); |
9683 | 585 k = inputs[j].numel (); |
9465
40de4692c860
auto-expanding scalar cells in cellfun
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parents:
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diff
changeset
|
586 for (int i = j+1; i < nargin; i++) |
9450
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Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
587 { |
9465
40de4692c860
auto-expanding scalar cells in cellfun
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parents:
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diff
changeset
|
588 if (mask[i] && inputs[i].dims () != fdims) |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
589 { |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
590 error ("cellfun: Dimensions mismatch."); |
10066
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make unwind_protect frames local
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parents:
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diff
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|
591 return octave_value_list (); |
9465
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auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
592 } |
9450
cf714e75c656
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parents:
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diff
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|
593 } |
9683 | 594 break; |
9450
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parents:
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diff
changeset
|
595 } |
cf714e75c656
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
596 } |
5988 | 597 |
9450
cf714e75c656
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
598 if (error_handler.is_defined ()) |
cf714e75c656
implement overloaded function handles
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parents:
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diff
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|
599 buffer_error_messages++; |
5988 | 600 |
9450
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diff
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|
601 if (uniform_output) |
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parents:
9377
diff
changeset
|
602 { |
9988
76cf4aec34e9
allow functions returning no value in cellfun
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parents:
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diff
changeset
|
603 OCTAVE_LOCAL_BUFFER (std::auto_ptr<scalar_col_helper>, retptr, nargout1); |
5988 | 604 |
9450
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
605 for (octave_idx_type count = 0; count < k ; count++) |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
606 { |
cf714e75c656
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Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
607 for (int j = 0; j < nargin; j++) |
9465
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
608 { |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9459
diff
changeset
|
609 if (mask[j]) |
40de4692c860
auto-expanding scalar cells in cellfun
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parents:
9459
diff
changeset
|
610 inputlist(j) = cinputs[j](count); |
40de4692c860
auto-expanding scalar cells in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
611 } |
5988 | 612 |
9450
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implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
613 octave_value_list tmp = func.do_multi_index_op (nargout, inputlist); |
5988 | 614 |
9450
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
615 if (error_state && error_handler.is_defined ()) |
cf714e75c656
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Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
616 { |
cf714e75c656
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Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
617 Octave_map msg; |
cf714e75c656
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parents:
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diff
changeset
|
618 msg.assign ("identifier", last_error_id ()); |
cf714e75c656
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parents:
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diff
changeset
|
619 msg.assign ("message", last_error_message ()); |
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parents:
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diff
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|
620 msg.assign ("index", octave_value(double (count + static_cast<octave_idx_type>(1)))); |
cf714e75c656
implement overloaded function handles
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parents:
9377
diff
changeset
|
621 octave_value_list errlist = inputlist; |
cf714e75c656
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diff
changeset
|
622 errlist.prepend (msg); |
cf714e75c656
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parents:
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diff
changeset
|
623 buffer_error_messages--; |
cf714e75c656
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diff
changeset
|
624 error_state = 0; |
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Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
625 tmp = error_handler.do_multi_index_op (nargout, errlist); |
cf714e75c656
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Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
626 buffer_error_messages++; |
5988 | 627 |
9450
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
628 if (error_state) |
10066
2cd940306a06
make unwind_protect frames local
Jaroslav Hajek <highegg@gmail.com>
parents:
10044
diff
changeset
|
629 return octave_value_list (); |
9450
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implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
630 } |
5988 | 631 |
9459
cb0b21f34abc
avoid double error messages in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9450
diff
changeset
|
632 if (error_state) |
10066
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make unwind_protect frames local
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parents:
10044
diff
changeset
|
633 return octave_value_list (); |
9459
cb0b21f34abc
avoid double error messages in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9450
diff
changeset
|
634 |
9988
76cf4aec34e9
allow functions returning no value in cellfun
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parents:
9740
diff
changeset
|
635 if (tmp.length () < nargout1) |
9450
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implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
636 { |
9988
76cf4aec34e9
allow functions returning no value in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9740
diff
changeset
|
637 if (tmp.length () < nargout) |
76cf4aec34e9
allow functions returning no value in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9740
diff
changeset
|
638 { |
76cf4aec34e9
allow functions returning no value in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9740
diff
changeset
|
639 error ("cellfun: too many output arguments"); |
10066
2cd940306a06
make unwind_protect frames local
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parents:
10044
diff
changeset
|
640 return octave_value_list (); |
9988
76cf4aec34e9
allow functions returning no value in cellfun
Jaroslav Hajek <highegg@gmail.com>
parents:
9740
diff
changeset
|
641 } |
76cf4aec34e9
allow functions returning no value in cellfun
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parents:
9740
diff
changeset
|
642 else |
76cf4aec34e9
allow functions returning no value in cellfun
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parents:
9740
diff
changeset
|
643 nargout1 = 0; |
9450
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parents:
9377
diff
changeset
|
644 } |
5988 | 645 |
9450
cf714e75c656
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parents:
9377
diff
changeset
|
646 if (count == 0) |
cf714e75c656
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Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
647 { |
9988
76cf4aec34e9
allow functions returning no value in cellfun
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parents:
9740
diff
changeset
|
648 for (int j = 0; j < nargout1; j++) |
9450
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parents:
9377
diff
changeset
|
649 { |
cf714e75c656
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parents:
9377
diff
changeset
|
650 octave_value val = tmp(j); |
5988 | 651 |
9450
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parents:
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diff
changeset
|
652 if (val.numel () == 1) |
9465
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auto-expanding scalar cells in cellfun
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diff
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|
653 retptr[j].reset (make_col_helper (val, fdims)); |
9450
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parents:
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diff
changeset
|
654 else |
cf714e75c656
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parents:
9377
diff
changeset
|
655 { |
cf714e75c656
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Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
656 error ("cellfun: expecting all values to be scalars for UniformOutput = true"); |
cf714e75c656
implement overloaded function handles
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parents:
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diff
changeset
|
657 break; |
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parents:
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diff
changeset
|
658 } |
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parents:
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diff
changeset
|
659 } |
cf714e75c656
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parents:
9377
diff
changeset
|
660 } |
cf714e75c656
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parents:
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diff
changeset
|
661 else |
cf714e75c656
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Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
662 { |
9988
76cf4aec34e9
allow functions returning no value in cellfun
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parents:
9740
diff
changeset
|
663 for (int j = 0; j < nargout1; j++) |
9450
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parents:
9377
diff
changeset
|
664 { |
cf714e75c656
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Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
665 octave_value val = tmp(j); |
5989 | 666 |
9450
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parents:
9377
diff
changeset
|
667 if (! retptr[j]->collect (count, val)) |
cf714e75c656
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Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
668 { |
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parents:
9377
diff
changeset
|
669 // FIXME: A more elaborate structure would allow again a virtual |
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parents:
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diff
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|
670 // constructor here. |
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parents:
9377
diff
changeset
|
671 retptr[j].reset (new scalar_col_helper_def (retptr[j]->result (), |
9465
40de4692c860
auto-expanding scalar cells in cellfun
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diff
changeset
|
672 fdims)); |
9450
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9377
diff
changeset
|
673 retptr[j]->collect (count, val); |
8994 | 674 } |
9450
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parents:
9377
diff
changeset
|
675 } |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
676 } |
5988 | 677 |
9450
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Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
678 if (error_state) |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
679 break; |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
680 } |
8994 | 681 |
9988
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allow functions returning no value in cellfun
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parents:
9740
diff
changeset
|
682 retval.resize (nargout1); |
76cf4aec34e9
allow functions returning no value in cellfun
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9740
diff
changeset
|
683 for (int j = 0; j < nargout1; j++) |
9450
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9377
diff
changeset
|
684 { |
cf714e75c656
implement overloaded function handles
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parents:
9377
diff
changeset
|
685 if (retptr[j].get ()) |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
686 retval(j) = retptr[j]->result (); |
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implement overloaded function handles
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parents:
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diff
changeset
|
687 else |
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Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
688 retval(j) = Matrix (); |
cf714e75c656
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parents:
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diff
changeset
|
689 } |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
690 } |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
691 else |
cf714e75c656
implement overloaded function handles
Jaroslav Hajek <highegg@gmail.com>
parents:
9377
diff
changeset
|
692 { |
9988
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693 OCTAVE_LOCAL_BUFFER (Cell, results, nargout1); |
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|
694 for (int j = 0; j < nargout1; j++) |
9465
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|
695 results[j].resize (fdims); |
5988 | 696 |
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|
697 for (octave_idx_type count = 0; count < k ; count++) |
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diff
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|
698 { |
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diff
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|
699 for (int j = 0; j < nargin; j++) |
9465
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diff
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|
700 { |
40de4692c860
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diff
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|
701 if (mask[j]) |
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diff
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|
702 inputlist(j) = cinputs[j](count); |
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|
703 } |
5988 | 704 |
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|
705 octave_value_list tmp = func.do_multi_index_op (nargout, inputlist); |
5988 | 706 |
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diff
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|
707 if (error_state && error_handler.is_defined ()) |
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diff
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|
708 { |
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diff
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|
709 Octave_map msg; |
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|
710 msg.assign ("identifier", last_error_id ()); |
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diff
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|
711 msg.assign ("message", last_error_message ()); |
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diff
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|
712 msg.assign ("index", octave_value(double (count + static_cast<octave_idx_type>(1)))); |
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diff
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|
713 octave_value_list errlist = inputlist; |
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diff
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|
714 errlist.prepend (msg); |
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diff
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|
715 buffer_error_messages--; |
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diff
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|
716 error_state = 0; |
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|
717 tmp = error_handler.do_multi_index_op (nargout, errlist); |
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diff
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|
718 buffer_error_messages++; |
5988 | 719 |
9450
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diff
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|
720 if (error_state) |
10066
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make unwind_protect frames local
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diff
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|
721 return octave_value_list (); |
9450
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diff
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|
722 } |
5988 | 723 |
9459
cb0b21f34abc
avoid double error messages in cellfun
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diff
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|
724 if (error_state) |
10066
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|
725 return octave_value_list (); |
9459
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diff
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|
726 |
9988
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|
727 if (tmp.length () < nargout1) |
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|
728 { |
9988
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diff
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|
729 if (tmp.length () < nargout) |
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diff
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|
730 { |
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|
731 error ("cellfun: too many output arguments"); |
10066
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diff
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|
732 return octave_value_list (); |
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|
733 } |
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|
734 else |
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|
735 nargout1 = 0; |
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|
736 } |
5988 | 737 |
738 | |
9988
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|
739 for (int j = 0; j < nargout1; j++) |
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|
740 results[j](count) = tmp(j); |
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|
741 } |
5988 | 742 |
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|
743 retval.resize(nargout1); |
76cf4aec34e9
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|
744 for (int j = 0; j < nargout1; j++) |
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|
745 retval(j) = results[j]; |
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|
746 } |
5205 | 747 } |
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diff
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|
748 else |
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diff
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|
749 error ("cellfun: first argument must be a string or function handle"); |
5205 | 750 |
751 return retval; | |
752 } | |
753 | |
5988 | 754 /* |
755 | |
8373
63fe023d7898
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diff
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|
756 %% Test function to check the "Errorhandler" option |
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|
757 %!function [z] = cellfunerror (S, varargin) |
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|
758 %! z = S; |
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Added more tests for cellfun.
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|
759 %! endfunction |
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Added more tests for cellfun.
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|
760 |
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|
761 %% First input argument can be a string, an inline function, |
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|
762 %% a function_handle or an anonymous function |
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Added more tests for cellfun.
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diff
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|
763 %!test |
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|
764 %! A = cellfun ("islogical", {true, 0.1, false, i*2}); |
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|
765 %! assert (A, [true, false, true, false]); |
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diff
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|
766 %!test |
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|
767 %! A = cellfun (inline ("islogical (x)", "x"), {true, 0.1, false, i*2}); |
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|
768 %! assert (A, [true, false, true, false]); |
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diff
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|
769 %!test |
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Thomas Treichl <Thomas.Treichl@gmx.net>
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|
770 %! A = cellfun (@islogical, {true, 0.1, false, i*2}); |
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|
771 %! assert (A, [true, false, true, false]); |
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diff
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|
772 %!test |
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Thomas Treichl <Thomas.Treichl@gmx.net>
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changeset
|
773 %! A = cellfun (@(x) islogical(x), {true, 0.1, false, i*2}); |
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|
774 %! assert (A, [true, false, true, false]); |
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diff
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|
775 |
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diff
changeset
|
776 %% First input argument can be the special string "isreal", |
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|
777 %% "isempty", "islogical", "length", "ndims" or "prodofsize" |
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diff
changeset
|
778 %!test |
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changeset
|
779 %! A = cellfun ("isreal", {true, 0.1, false, i*2, [], "abc"}); |
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|
780 %! assert (A, [true, true, true, false, true, false]); |
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diff
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|
781 %!test |
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changeset
|
782 %! A = cellfun ("isempty", {true, 0.1, false, i*2, [], "abc"}); |
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|
783 %! assert (A, [false, false, false, false, true, false]); |
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diff
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|
784 %!test |
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changeset
|
785 %! A = cellfun ("islogical", {true, 0.1, false, i*2, [], "abc"}); |
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|
786 %! assert (A, [true, false, true, false, false, false]); |
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|
787 %!test |
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changeset
|
788 %! A = cellfun ("length", {true, 0.1, false, i*2, [], "abc"}); |
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|
789 %! assert (A, [1, 1, 1, 1, 0, 3]); |
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|
790 %!test |
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changeset
|
791 %! A = cellfun ("ndims", {[1, 2; 3, 4]; (cell (1,2,3,4))}); |
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|
792 %! assert (A, [2; 4]); |
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|
793 %!test |
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|
794 %! A = cellfun ("prodofsize", {[1, 2; 3, 4], (cell (1,2,3,4))}); |
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|
795 %! assert (A, [4, 24]); |
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|
796 |
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changeset
|
797 %% Number of input and output arguments may not be limited to one |
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|
798 %!test |
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|
799 %! A = cellfun (@(x,y,z) x + y + z, {1, 1, 1}, {2, 2, 2}, {3, 4, 5}); |
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|
800 %! assert (A, [6, 7, 8]); |
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|
801 %!test |
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changeset
|
802 %! A = cellfun (@(x,y,z) x + y + z, {1, 1, 1}, {2, 2, 2}, {3, 4, 5}, \ |
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|
803 %! "UniformOutput", false); |
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|
804 %! assert (A, {6, 7, 8}); |
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|
805 %!test %% Two input arguments of different types |
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|
806 %! A = cellfun (@(x,y) islogical (x) && ischar (y), {false, true}, {"a", 3}); |
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|
807 %! assert (A, [true, false]); |
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changeset
|
808 %!test %% Pass another variable to the anonymous function |
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|
809 %! y = true; A = cellfun (@(x) islogical (x) && y, {false, 0.3}); |
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|
810 %! assert (A, [true, false]); |
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changeset
|
811 %!test %% Three ouptut arguments of different type |
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|
812 %! [A, B, C] = cellfun (@find, {10, 11; 0, 12}, "UniformOutput", false); |
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|
813 %! assert (isequal (A, {true, true; [], true})); |
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|
814 %! assert (isequal (B, {true, true; [], true})); |
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changeset
|
815 %! assert (isequal (C, {10, 11; [], 12})); |
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diff
changeset
|
816 |
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changeset
|
817 %% Input arguments can be of type cell array of logical |
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changeset
|
818 %!test |
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|
819 %! A = cellfun (@(x,y) x == y, {false, true}, {true, true}); |
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|
820 %! assert (A, [false, true]); |
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changeset
|
821 %!test |
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changeset
|
822 %! A = cellfun (@(x,y) x == y, {false; true}, {true; true}, \ |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
823 %! "UniformOutput", true); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
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diff
changeset
|
824 %! assert (A, [false; true]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
825 %!test |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
826 %! A = cellfun (@(x) x, {false, true; false, true}, "UniformOutput", false); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
827 %! assert (A, {false, true; false, true}); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
828 %!test %% Three ouptut arguments of same type |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
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diff
changeset
|
829 %! [A, B, C] = cellfun (@find, {true, false; false, true}, \ |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
830 %! "UniformOutput", false); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
831 %! assert (isequal (A, {true, []; [], true})); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
832 %! assert (isequal (B, {true, []; [], true})); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
833 %! assert (isequal (C, {true, []; [], true})); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
834 %!test |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
835 %! A = cellfun (@(x,y) cell2str (x,y), {true}, {true}, \ |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
836 %! "ErrorHandler", @cellfunerror); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
837 %! assert (isfield (A, "identifier"), true); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
838 %! assert (isfield (A, "message"), true); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
839 %! assert (isfield (A, "index"), true); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
840 %! assert (isempty (A.message), false); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
841 %! assert (A.index, 1); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
842 %!test %% Overwriting setting of "UniformOutput" true |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
843 %! A = cellfun (@(x,y) cell2str (x,y), {true}, {true}, \ |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
844 %! "UniformOutput", true, "ErrorHandler", @cellfunerror); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
845 %! assert (isfield (A, "identifier"), true); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
846 %! assert (isfield (A, "message"), true); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
847 %! assert (isfield (A, "index"), true); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
848 %! assert (isempty (A.message), false); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
849 %! assert (A.index, 1); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
850 |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
851 %% Input arguments can be of type cell array of numeric |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
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diff
changeset
|
852 %!test |
9622 | 853 %! A = cellfun (@(x,y) x>y, {1.1, 4.2}, {3.1, 2+3*i}); |
8373
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
854 %! assert (A, [false, true]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
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diff
changeset
|
855 %!test |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
856 %! A = cellfun (@(x,y) x>y, {1.1, 4.2; 2, 4}, {3.1, 2; 2, 4+2*i}, \ |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
857 %! "UniformOutput", true); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
858 %! assert (A, [false, true; false, false]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
859 %!test |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
860 %! A = cellfun (@(x,y) x:y, {1.1, 4}, {3.1, 6}, "UniformOutput", false); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
861 %! assert (isequal (A{1}, [1.1, 2.1, 3.1])); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
862 %! assert (isequal (A{2}, [4, 5, 6])); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
863 %!test %% Three ouptut arguments of different type |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
864 %! [A, B, C] = cellfun (@find, {10, 11; 0, 12}, "UniformOutput", false); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
865 %! assert (isequal (A, {true, true; [], true})); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
866 %! assert (isequal (B, {true, true; [], true})); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
867 %! assert (isequal (C, {10, 11; [], 12})); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
868 %!test |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
869 %! A = cellfun (@(x,y) cell2str(x,y), {1.1, 4}, {3.1, 6}, \ |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
870 %! "ErrorHandler", @cellfunerror); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
871 %! B = isfield (A(1), "message") && isfield (A(1), "index"); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
872 %! assert ([(isfield (A(1), "identifier")), (isfield (A(2), "identifier"))], [true, true]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
873 %! assert ([(isfield (A(1), "message")), (isfield (A(2), "message"))], [true, true]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
874 %! assert ([(isfield (A(1), "index")), (isfield (A(2), "index"))], [true, true]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
875 %! assert ([(isempty (A(1).message)), (isempty (A(2).message))], [false, false]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
876 %! assert ([A(1).index, A(2).index], [1, 2]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
877 %!test %% Overwriting setting of "UniformOutput" true |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
878 %! A = cellfun (@(x,y) cell2str(x,y), {1.1, 4}, {3.1, 6}, \ |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
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diff
changeset
|
879 %! "UniformOutput", true, "ErrorHandler", @cellfunerror); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
880 %! B = isfield (A(1), "message") && isfield (A(1), "index"); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
881 %! assert ([(isfield (A(1), "identifier")), (isfield (A(2), "identifier"))], [true, true]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
882 %! assert ([(isfield (A(1), "message")), (isfield (A(2), "message"))], [true, true]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
883 %! assert ([(isfield (A(1), "index")), (isfield (A(2), "index"))], [true, true]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
884 %! assert ([(isempty (A(1).message)), (isempty (A(2).message))], [false, false]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
885 %! assert ([A(1).index, A(2).index], [1, 2]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
886 |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
887 %% Input arguments can be of type cell arrays of character or strings |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
888 %!error %% "UniformOutput" false should be used |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
889 %! A = cellfun (@(x,y) x>y, {"ad", "c", "ghi"}, {"cc", "d", "fgh"}); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
890 %!test |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
891 %! A = cellfun (@(x,y) x>y, {"a"; "f"}, {"c"; "d"}, "UniformOutput", true); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
892 %! assert (A, [false; true]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
893 %!test |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
894 %! A = cellfun (@(x,y) x:y, {"a", "d"}, {"c", "f"}, "UniformOutput", false); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
895 %! assert (A, {"abc", "def"}); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
896 %!test |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
897 %! A = cellfun (@(x,y) cell2str(x,y), {"a", "d"}, {"c", "f"}, \ |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
898 %! "ErrorHandler", @cellfunerror); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
899 %! assert ([(isfield (A(1), "identifier")), (isfield (A(2), "identifier"))], [true, true]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
900 %! assert ([(isfield (A(1), "message")), (isfield (A(2), "message"))], [true, true]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
901 %! assert ([(isfield (A(1), "index")), (isfield (A(2), "index"))], [true, true]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
902 %! assert ([(isempty (A(1).message)), (isempty (A(2).message))], [false, false]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
903 %! assert ([A(1).index, A(2).index], [1, 2]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
904 %!test %% Overwriting setting of "UniformOutput" true |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
905 %! A = cellfun (@(x,y) cell2str(x,y), {"a", "d"}, {"c", "f"}, \ |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
906 %! "UniformOutput", true, "ErrorHandler", @cellfunerror); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
907 %! assert ([(isfield (A(1), "identifier")), (isfield (A(2), "identifier"))], [true, true]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
908 %! assert ([(isfield (A(1), "message")), (isfield (A(2), "message"))], [true, true]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
909 %! assert ([(isfield (A(1), "index")), (isfield (A(2), "index"))], [true, true]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
910 %! assert ([(isempty (A(1).message)), (isempty (A(2).message))], [false, false]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
911 %! assert ([A(1).index, A(2).index], [1, 2]); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
912 |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
913 %% Structures cannot be handled by cellfun |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
914 %!error |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
915 %! vst1.a = 1.1; vst1.b = 4.2; vst2.a = 3.1; vst2.b = 2; |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
916 %! A = cellfun (@(x,y) (x.a < y.a) && (x.b > y.b), vst1, vst2); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
917 |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
918 %% Input arguments can be of type cell array of cell arrays |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
919 %!test |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
920 %! A = cellfun (@(x,y) x{1} < y{1}, {{1.1}, {4.2}}, {{3.1}, {2}}); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
921 %! assert (A, [1, 0], 1e-16); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
922 %!test |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
923 %! A = cellfun (@(x,y) x{1} < y{1}, {{1.1}; {4.2}}, {{3.1}; {2}}, \ |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
924 %! "UniformOutput", true); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
925 %! assert (A, [1; 0], 1e-16); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
926 %!test |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
927 %! A = cellfun (@(x,y) x{1} < y{1}, {{1.1}, {4.2}}, {{3.1}, {2}}, \ |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
928 %! "UniformOutput", false); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
929 %! assert (A, {true, false}); |
63fe023d7898
Added more tests for cellfun.
Thomas Treichl <Thomas.Treichl@gmx.net>
parents:
8347
diff
changeset
|
930 %!test |
63fe023d7898
Added more tests for cellfun.
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931 %! A = cellfun (@(x,y) mat2str(x,y), {{1.1}, {4.2}}, {{3.1}, {2}}, \ |
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932 %! "ErrorHandler", @cellfunerror); |
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933 %! assert ([(isfield (A(1), "identifier")), (isfield (A(2), "identifier"))], [true, true]); |
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934 %! assert ([(isfield (A(1), "message")), (isfield (A(2), "message"))], [true, true]); |
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935 %! assert ([(isfield (A(1), "index")), (isfield (A(2), "index"))], [true, true]); |
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936 %! assert ([(isempty (A(1).message)), (isempty (A(2).message))], [false, false]); |
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937 %! assert ([A(1).index, A(2).index], [1, 2]); |
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938 %!test %% Overwriting setting of "UniformOutput" true |
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939 %! A = cellfun (@(x,y) mat2str(x,y), {{1.1}, {4.2}}, {{3.1}, {2}}, \ |
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940 %! "UniformOutput", true, "ErrorHandler", @cellfunerror); |
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941 %! assert ([(isfield (A(1), "identifier")), (isfield (A(2), "identifier"))], [true, true]); |
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942 %! assert ([(isfield (A(1), "message")), (isfield (A(2), "message"))], [true, true]); |
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943 %! assert ([(isfield (A(1), "index")), (isfield (A(2), "index"))], [true, true]); |
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944 %! assert ([(isempty (A(1).message)), (isempty (A(2).message))], [false, false]); |
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945 %! assert ([A(1).index, A(2).index], [1, 2]); |
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946 |
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947 %% Input arguments can be of type cell array of structure arrays |
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948 %!test |
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949 %! a = struct ("a", 1, "b", 2); b = struct ("a", 1, "b", 3); |
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950 %! A = cellfun (@(x,y) (x.a == y.a) && (x.b < y.b), {a}, {b}); |
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951 %! assert (A, true); |
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952 %!test |
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953 %! a = struct ("a", 1, "b", 2); b = struct ("a", 1, "b", 3); |
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954 %! A = cellfun (@(x,y) (x.a == y.a) && (x.b < y.b) , {a}, {b}, \ |
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955 %! "UniformOutput", true); |
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956 %! assert (A, true); |
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957 %!test |
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958 %! a = struct ("a", 1, "b", 2); b = struct ("a", 1, "b", 3); |
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959 %! A = cellfun (@(x,y) (x.a == y.a) && (x.b < y.b) , {a}, {b}, \ |
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960 %! "UniformOutput", false); |
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961 %! assert (A, {true}); |
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962 %!test |
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963 %! a = struct ("a", 1, "b", 2); b = struct ("a", 1, "b", 3); |
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964 %! A = cellfun (@(x,y) cell2str (x.a, y.a), {a}, {b}, \ |
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965 %! "ErrorHandler", @cellfunerror); |
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966 %! assert (isfield (A, "identifier"), true); |
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967 %! assert (isfield (A, "message"), true); |
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968 %! assert (isfield (A, "index"), true); |
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969 %! assert (isempty (A.message), false); |
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970 %! assert (A.index, 1); |
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971 %!test %% Overwriting setting of "UniformOutput" true |
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972 %! a = struct ("a", 1, "b", 2); b = struct ("a", 1, "b", 3); |
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973 %! A = cellfun (@(x,y) cell2str (x.a, y.a), {a}, {b}, \ |
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974 %! "UniformOutput", true, "ErrorHandler", @cellfunerror); |
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975 %! assert (isfield (A, "identifier"), true); |
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976 %! assert (isfield (A, "message"), true); |
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977 %! assert (isfield (A, "index"), true); |
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978 %! assert (isempty (A.message), false); |
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979 %! assert (A.index, 1); |
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980 |
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981 %% A lot of other tests |
5988 | 982 %!error(cellfun(1)) |
983 %!error(cellfun('isclass',1)) | |
984 %!error(cellfun('size',1)) | |
985 %!error(cellfun(@sin,{[]},'BadParam',false)) | |
986 %!error(cellfun(@sin,{[]},'UniformOuput')) | |
987 %!error(cellfun(@sin,{[]},'ErrorHandler')) | |
988 %!assert(cellfun(@sin,{0,1}),sin([0,1])) | |
989 %!assert(cellfun(inline('sin(x)'),{0,1}),sin([0,1])) | |
990 %!assert(cellfun('sin',{0,1}),sin([0,1])) | |
991 %!assert(cellfun('isempty',{1,[]}),[false,true]) | |
992 %!assert(cellfun('islogical',{false,pi}),[true,false]) | |
993 %!assert(cellfun('isreal',{1i,1}),[false,true]) | |
994 %!assert(cellfun('length',{zeros(2,2),1}),[2,1]) | |
995 %!assert(cellfun('prodofsize',{zeros(2,2),1}),[4,1]) | |
996 %!assert(cellfun('ndims',{zeros([2,2,2]),1}),[3,2]) | |
997 %!assert(cellfun('isclass',{zeros([2,2,2]),'test'},'double'),[true,false]) | |
998 %!assert(cellfun('size',{zeros([1,2,3]),1},1),[1,1]) | |
999 %!assert(cellfun('size',{zeros([1,2,3]),1},2),[2,1]) | |
1000 %!assert(cellfun('size',{zeros([1,2,3]),1},3),[3,1]) | |
1001 %!assert(cellfun(@atan2,{1,1},{1,2}),[atan2(1,1),atan2(1,2)]) | |
1002 %!assert(cellfun(@atan2,{1,1},{1,2},'UniformOutput',false),{atan2(1,1),atan2(1,2)}) | |
6422 | 1003 %!assert(cellfun(@sin,{1,2;3,4}),sin([1,2;3,4])) |
1004 %!assert(cellfun(@atan2,{1,1;1,1},{1,2;1,2}),atan2([1,1;1,1],[1,2;1,2])) | |
5988 | 1005 %!error(cellfun(@factorial,{-1,3})) |
1006 %!assert(cellfun(@factorial,{-1,3},'ErrorHandler',@(x,y) NaN),[NaN,6]) | |
1007 %!test | |
6704 | 1008 %! [a,b,c]=cellfun(@fileparts,{fullfile("a","b","c.d"),fullfile("e","f","g.h")},'UniformOutput',false); |
1009 %! assert(a,{fullfile("a","b"),fullfile("e","f")}) | |
5988 | 1010 %! assert(b,{'c','g'}) |
1011 %! assert(c,{'.d','.h'}) | |
1012 | |
1013 */ | |
1014 | |
9678
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1015 static void |
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1016 do_num2cell_helper (const dim_vector& dv, |
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1017 const Array<int>& dimv, |
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1018 dim_vector& celldv, dim_vector& arraydv, |
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1019 Array<int>& perm) |
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1020 { |
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1021 int dvl = dimv.length (); |
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1022 int maxd = dv.length (); |
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1023 celldv = dv; |
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1024 for (int i = 0; i < dvl; i++) |
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1025 maxd = std::max (maxd, dimv(i)); |
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1026 if (maxd > dv.length ()) |
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1027 celldv.resize (maxd, 1); |
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1028 arraydv = celldv; |
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1029 |
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1030 OCTAVE_LOCAL_BUFFER_INIT (bool, sing, maxd, false); |
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1031 |
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1032 perm.clear (maxd); |
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1033 for (int i = 0; i < dvl; i++) |
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1034 { |
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1035 int k = dimv(i) - 1; |
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1036 if (k < 0) |
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1037 { |
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1038 error ("num2cell: dimension indices must be positive"); |
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1039 return; |
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1040 } |
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1041 else if (i > 0 && k < dimv(i-1) - 1) |
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1042 { |
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1043 error ("num2cell: dimension indices must be strictly increasing"); |
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1044 return; |
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1045 } |
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1046 |
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1047 sing[k] = true; |
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1048 perm(i) = k; |
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1049 } |
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1050 |
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1051 for (int k = 0, i = dvl; k < maxd; k++) |
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1052 if (! sing[k]) |
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1053 perm(i++) = k; |
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1054 |
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1055 for (int i = 0; i < maxd; i++) |
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1056 if (sing[i]) |
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1057 celldv(i) = 1; |
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1058 else |
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1059 arraydv(i) = 1; |
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1060 } |
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1061 |
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1062 template<class NDA> |
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1063 static Cell |
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1064 do_num2cell (const NDA& array, const Array<int>& dimv) |
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1065 { |
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1066 if (dimv.is_empty ()) |
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1067 { |
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1068 Cell retval (array.dims ()); |
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1069 octave_idx_type nel = array.numel (); |
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1070 for (octave_idx_type i = 0; i < nel; i++) |
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1071 retval.xelem (i) = array(i); |
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1072 |
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1073 return retval; |
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1074 } |
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1075 else |
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1076 { |
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1077 dim_vector celldv, arraydv; |
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1078 Array<int> perm; |
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1079 do_num2cell_helper (array.dims (), dimv, celldv, arraydv, perm); |
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1080 if (error_state) |
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1081 return Cell (); |
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1082 |
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1083 NDA parray = array.permute (perm); |
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1084 |
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1085 octave_idx_type nela = arraydv.numel (), nelc = celldv.numel (); |
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1086 parray = parray.reshape (dim_vector (nela, nelc)); |
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1087 |
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1088 Cell retval (celldv); |
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1089 for (octave_idx_type i = 0; i < nelc; i++) |
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1090 { |
9731 | 1091 retval.xelem (i) = NDA (parray.column (i).reshape (arraydv)); |
9678
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1092 } |
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1093 |
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1094 return retval; |
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1095 } |
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1096 } |
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1097 |
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1098 |
5451 | 1099 DEFUN_DLD (num2cell, args, , |
1100 "-*- texinfo -*-\n\ | |
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1101 @deftypefn {Loadable Function} {@var{c} =} num2cell (@var{m})\n\ |
8095
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1102 @deftypefnx {Loadable Function} {@var{c} =} num2cell (@var{m}, @var{dim})\n\ |
9307
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1103 Convert the matrix @var{m} to a cell array. If @var{dim} is defined, the\n\ |
5451 | 1104 value @var{c} is of dimension 1 in this dimension and the elements of\n\ |
10122
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1105 @var{m} are placed into @var{c} in slices. For example:\n\ |
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1106 \n\ |
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1107 @example\n\ |
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1108 @group\n\ |
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1109 num2cell([1,2;3,4])\n\ |
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1110 @result{} ans =\n\ |
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1111 @{\n\ |
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1112 [1,1] = 1\n\ |
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1113 [2,1] = 3\n\ |
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1114 [1,2] = 2\n\ |
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1115 [2,2] = 4\n\ |
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1116 @}\n\ |
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1117 num2cell([1,2;3,4],1)\n\ |
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1118 @result{} ans =\n\ |
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1119 @{\n\ |
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1120 [1,1] =\n\ |
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1121 1\n\ |
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1122 3\n\ |
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1123 [1,2] =\n\ |
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1124 2\n\ |
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1125 4\n\ |
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1126 @}\n\ |
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1127 @end group\n\ |
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1128 @end example\n\ |
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1129 \n\ |
5642 | 1130 @seealso{mat2cell}\n\ |
1131 @end deftypefn") | |
5451 | 1132 { |
1133 int nargin = args.length(); | |
1134 octave_value retval; | |
1135 | |
1136 if (nargin < 1 || nargin > 2) | |
5823 | 1137 print_usage (); |
5451 | 1138 else |
1139 { | |
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1140 octave_value array = args(0); |
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1141 Array<int> dimv; |
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1142 if (nargin > 1) |
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1143 dimv = args (1).int_vector_value (true); |
5451 | 1144 |
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1145 if (error_state) |
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1146 ; |
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1147 else if (array.is_bool_type ()) |
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1148 retval = do_num2cell (array.bool_array_value (), dimv); |
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1149 else if (array.is_char_matrix ()) |
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1150 retval = do_num2cell (array.char_array_value (), dimv); |
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1151 else if (array.is_numeric_type ()) |
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1152 { |
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1153 if (array.is_integer_type ()) |
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1154 { |
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1155 if (array.is_int8_type ()) |
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1156 retval = do_num2cell (array.int8_array_value (), dimv); |
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1157 else if (array.is_int16_type ()) |
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1158 retval = do_num2cell (array.int16_array_value (), dimv); |
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1159 else if (array.is_int32_type ()) |
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1160 retval = do_num2cell (array.int32_array_value (), dimv); |
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1161 else if (array.is_int64_type ()) |
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1162 retval = do_num2cell (array.int64_array_value (), dimv); |
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1163 else if (array.is_uint8_type ()) |
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1164 retval = do_num2cell (array.uint8_array_value (), dimv); |
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1165 else if (array.is_uint16_type ()) |
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1166 retval = do_num2cell (array.uint16_array_value (), dimv); |
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1167 else if (array.is_uint32_type ()) |
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1168 retval = do_num2cell (array.uint32_array_value (), dimv); |
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1169 else if (array.is_uint64_type ()) |
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1170 retval = do_num2cell (array.uint64_array_value (), dimv); |
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1171 } |
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1172 else if (array.is_complex_type ()) |
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1173 { |
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1174 if (array.is_single_type ()) |
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1175 retval = do_num2cell (array.float_complex_array_value (), dimv); |
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1176 else |
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1177 retval = do_num2cell (array.complex_array_value (), dimv); |
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1178 } |
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1179 else |
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1180 { |
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1181 if (array.is_single_type ()) |
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|
1182 retval = do_num2cell (array.float_array_value (), dimv); |
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1183 else |
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1184 retval = do_num2cell (array.array_value (), dimv); |
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1185 } |
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1186 } |
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1187 else if (array.is_cell () || array.is_map ()) |
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1188 { |
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1189 dim_vector celldv, arraydv; |
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1190 Array<int> perm; |
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1191 do_num2cell_helper (array.dims (), dimv, celldv, arraydv, perm); |
5451 | 1192 |
9678
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1193 if (! error_state) |
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1194 { |
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1195 // FIXME: this operation may be rather inefficient. |
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1196 octave_value parray = array.permute (perm); |
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1197 |
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1198 octave_idx_type nela = arraydv.numel (), nelc = celldv.numel (); |
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1199 parray = parray.reshape (dim_vector (nela, nelc)); |
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1200 |
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1201 Cell retcell (celldv); |
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1202 octave_value_list idx (2); |
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1203 idx(0) = octave_value::magic_colon_t; |
5451 | 1204 |
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1205 for (octave_idx_type i = 0; i < nelc; i++) |
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1206 { |
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1207 idx(1) = i + 1; |
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1208 octave_value tmp = parray.do_index_op (idx); |
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1209 retcell(i) = tmp.reshape (arraydv); |
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1210 } |
5451 | 1211 |
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1212 retval = retcell; |
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1213 } |
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1214 } |
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1215 else |
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1216 gripe_wrong_type_arg ("num2cell", array); |
5451 | 1217 } |
1218 | |
1219 return retval; | |
1220 } | |
1221 | |
5988 | 1222 /* |
1223 | |
1224 %!assert(num2cell([1,2;3,4]),{1,2;3,4}) | |
1225 %!assert(num2cell([1,2;3,4],1),{[1;3],[2;4]}) | |
1226 %!assert(num2cell([1,2;3,4],2),{[1,2];[3,4]}) | |
1227 | |
1228 */ | |
1229 | |
5784 | 1230 DEFUN_DLD (mat2cell, args, , |
1231 "-*- texinfo -*-\n\ | |
1232 @deftypefn {Loadable Function} {@var{b} =} mat2cell (@var{a}, @var{m}, @var{n})\n\ | |
1233 @deftypefnx {Loadable Function} {@var{b} =} mat2cell (@var{a}, @var{d1}, @var{d2}, @dots{})\n\ | |
1234 @deftypefnx {Loadable Function} {@var{b} =} mat2cell (@var{a}, @var{r})\n\ | |
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1235 Convert the matrix @var{a} to a cell array. If @var{a} is 2-D, then\n\ |
5784 | 1236 it is required that @code{sum (@var{m}) == size (@var{a}, 1)} and\n\ |
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1237 @code{sum (@var{n}) == size (@var{a}, 2)}. Similarly, if @var{a} is\n\ |
5784 | 1238 a multi-dimensional and the number of dimensional arguments is equal\n\ |
1239 to the dimensions of @var{a}, then it is required that @code{sum (@var{di})\n\ | |
1240 == size (@var{a}, i)}.\n\ | |
1241 \n\ | |
1242 Given a single dimensional argument @var{r}, the other dimensional\n\ | |
1243 arguments are assumed to equal @code{size (@var{a},@var{i})}.\n\ | |
1244 \n\ | |
1245 An example of the use of mat2cell is\n\ | |
1246 \n\ | |
1247 @example\n\ | |
1248 mat2cell (reshape(1:16,4,4),[3,1],[3,1])\n\ | |
1249 @result{} @{\n\ | |
1250 [1,1] =\n\ | |
1251 \n\ | |
1252 1 5 9\n\ | |
1253 2 6 10\n\ | |
1254 3 7 11\n\ | |
1255 \n\ | |
1256 [2,1] =\n\ | |
1257 \n\ | |
1258 4 8 12\n\ | |
1259 \n\ | |
1260 [1,2] =\n\ | |
1261 \n\ | |
1262 13\n\ | |
1263 14\n\ | |
1264 15\n\ | |
1265 \n\ | |
1266 [2,2] = 16\n\ | |
1267 @}\n\ | |
1268 @end example\n\ | |
5829 | 1269 @seealso{num2cell, cell2mat}\n\ |
5784 | 1270 @end deftypefn") |
1271 { | |
1272 int nargin = args.length(); | |
1273 octave_value retval; | |
1274 | |
1275 if (nargin < 2) | |
7038 | 1276 print_usage (); |
5784 | 1277 else |
1278 { | |
1279 dim_vector dv = args(0).dims(); | |
1280 dim_vector new_dv; | |
1281 new_dv.resize(dv.length()); | |
1282 | |
1283 if (nargin > 2) | |
1284 { | |
1285 octave_idx_type nmax = -1; | |
1286 | |
1287 if (nargin - 1 != dv.length()) | |
1288 error ("mat2cell: Incorrect number of dimensions"); | |
1289 else | |
1290 { | |
1291 for (octave_idx_type j = 0; j < dv.length(); j++) | |
1292 { | |
1293 ColumnVector d = ColumnVector (args(j+1).vector_value | |
1294 (false, true)); | |
1295 | |
1296 if (d.length() < 1) | |
1297 { | |
1298 error ("mat2cell: dimension can not be empty"); | |
1299 break; | |
1300 } | |
1301 else | |
1302 { | |
1303 if (nmax < d.length()) | |
1304 nmax = d.length(); | |
1305 | |
1306 for (octave_idx_type i = 1; i < d.length(); i++) | |
1307 { | |
1308 OCTAVE_QUIT; | |
1309 | |
1310 if (d(i) >= 0) | |
1311 d(i) += d(i-1); | |
1312 else | |
1313 { | |
1314 error ("mat2cell: invalid dimensional argument"); | |
1315 break; | |
1316 } | |
1317 } | |
1318 | |
1319 if (d(0) < 0) | |
1320 error ("mat2cell: invalid dimensional argument"); | |
1321 | |
1322 if (d(d.length() - 1) != dv(j)) | |
1323 error ("mat2cell: inconsistent dimensions"); | |
1324 | |
1325 if (error_state) | |
1326 break; | |
1327 | |
1328 new_dv(j) = d.length(); | |
1329 } | |
1330 } | |
1331 } | |
1332 | |
1333 if (! error_state) | |
1334 { | |
1335 // Construct a matrix with the index values | |
1336 Matrix dimargs(nmax, new_dv.length()); | |
1337 for (octave_idx_type j = 0; j < new_dv.length(); j++) | |
1338 { | |
1339 OCTAVE_QUIT; | |
1340 | |
1341 ColumnVector d = ColumnVector (args(j+1).vector_value | |
1342 (false, true)); | |
1343 | |
1344 dimargs(0,j) = d(0); | |
1345 for (octave_idx_type i = 1; i < d.length(); i++) | |
1346 dimargs(i,j) = dimargs(i-1,j) + d(i); | |
1347 } | |
1348 | |
1349 | |
1350 octave_value_list lst (new_dv.length(), octave_value()); | |
1351 Cell ret (new_dv); | |
1352 octave_idx_type nel = new_dv.numel(); | |
1353 octave_idx_type ntot = 1; | |
1354 | |
1355 for (int j = 0; j < new_dv.length()-1; j++) | |
1356 ntot *= new_dv(j); | |
1357 | |
1358 for (octave_idx_type i = 0; i < nel; i++) | |
1359 { | |
1360 octave_idx_type n = ntot; | |
1361 octave_idx_type ii = i; | |
1362 for (octave_idx_type j = new_dv.length() - 1; j >= 0; j--) | |
1363 { | |
1364 OCTAVE_QUIT; | |
1365 | |
1366 octave_idx_type idx = ii / n; | |
1367 lst (j) = Range((idx == 0 ? 1. : dimargs(idx-1,j)+1.), | |
1368 dimargs(idx,j)); | |
1369 ii = ii % n; | |
1370 if (j != 0) | |
1371 n /= new_dv(j-1); | |
1372 } | |
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1373 ret(i) = octave_value(args(0)).do_index_op(lst, 0); |
5784 | 1374 if (error_state) |
1375 break; | |
1376 } | |
1377 | |
1378 if (!error_state) | |
1379 retval = ret; | |
1380 } | |
1381 } | |
1382 else | |
1383 { | |
1384 ColumnVector d = ColumnVector (args(1).vector_value | |
1385 (false, true)); | |
1386 | |
1387 double sumd = 0.; | |
1388 for (octave_idx_type i = 0; i < d.length(); i++) | |
1389 { | |
1390 OCTAVE_QUIT; | |
1391 | |
1392 if (d(i) >= 0) | |
1393 sumd += d(i); | |
1394 else | |
1395 { | |
1396 error ("mat2cell: invalid dimensional argument"); | |
1397 break; | |
1398 } | |
1399 } | |
1400 | |
1401 if (sumd != dv(0)) | |
1402 error ("mat2cell: inconsistent dimensions"); | |
1403 | |
1404 new_dv(0) = d.length(); | |
1405 for (octave_idx_type i = 1; i < dv.length(); i++) | |
1406 new_dv(i) = 1; | |
1407 | |
1408 if (! error_state) | |
1409 { | |
1410 octave_value_list lst (new_dv.length(), octave_value()); | |
1411 Cell ret (new_dv); | |
1412 | |
1413 for (octave_idx_type i = 1; i < new_dv.length(); i++) | |
1414 lst (i) = Range (1., static_cast<double>(dv(i))); | |
1415 | |
1416 double idx = 0.; | |
1417 for (octave_idx_type i = 0; i < new_dv(0); i++) | |
1418 { | |
1419 OCTAVE_QUIT; | |
1420 | |
1421 lst(0) = Range(idx + 1., idx + d(i)); | |
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1422 ret(i) = octave_value(args(0)).do_index_op(lst, 0); |
5784 | 1423 idx += d(i); |
1424 if (error_state) | |
1425 break; | |
1426 } | |
1427 | |
1428 if (!error_state) | |
1429 retval = ret; | |
1430 } | |
1431 } | |
1432 } | |
1433 | |
1434 return retval; | |
1435 } | |
1436 | |
1437 /* | |
1438 | |
1439 %!test | |
1440 %! x = reshape(1:20,5,4); | |
1441 %! c = mat2cell(x,[3,2],[3,1]); | |
1442 %! assert(c,{[1,6,11;2,7,12;3,8,13],[16;17;18];[4,9,14;5,10,15],[19;20]}) | |
1443 | |
1444 %!test | |
1445 %! x = 'abcdefghij'; | |
1446 %! c = mat2cell(x,1,[0,4,2,0,4,0]); | |
1447 %! empty1by0str = resize('',1,0); | |
1448 %! assert(c,{empty1by0str,'abcd','ef',empty1by0str,'ghij',empty1by0str}) | |
1449 | |
1450 */ | |
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1451 |
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1452 // FIXME: it would be nice to allow ranges being handled without a conversion. |
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1453 template <class NDA> |
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1454 static Cell |
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1455 do_cellslices_nda (const NDA& array, |
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1456 const Array<octave_idx_type>& lb, |
10125 | 1457 const Array<octave_idx_type>& ub, |
1458 int dim = -1) | |
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1459 { |
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1460 octave_idx_type n = lb.length (); |
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1461 Cell retval (1, n); |
10125 | 1462 if (array.is_vector () && (dim == -1 |
1463 || (dim == 0 && array.columns () == 1) | |
1464 || (dim == 1 && array.rows () == 1))) | |
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1465 { |
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1466 for (octave_idx_type i = 0; i < n && ! error_state; i++) |
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1467 retval(i) = array.index (idx_vector (lb(i) - 1, ub(i))); |
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1468 } |
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1469 else |
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1470 { |
10125 | 1471 const dim_vector dv = array.dims (); |
1472 int ndims = dv.length (); | |
1473 if (dim < 0) | |
1474 dim = dv.first_non_singleton (); | |
1475 ndims = std::max (ndims, dim + 1); | |
1476 | |
1477 Array<idx_vector> idx (ndims, idx_vector::colon); | |
1478 | |
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1479 for (octave_idx_type i = 0; i < n && ! error_state; i++) |
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1480 { |
10125 | 1481 idx(dim) = idx_vector (lb(i) - 1, ub(i)); |
1482 retval(i) = array.index (idx); | |
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1483 } |
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1484 } |
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1485 |
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1486 return retval; |
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1487 } |
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1488 |
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1489 DEFUN_DLD (cellslices, args, , |
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1490 "-*- texinfo -*-\n\ |
10125 | 1491 @deftypefn {Loadable Function} {@var{sl} =} cellslices (@var{x}, @var{lb}, @var{ub}, @var{dim})\n\ |
1492 Given an array @var{x}, this function produces a cell array of slices from the array\n\ | |
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1493 determined by the index vectors @var{lb}, @var{ub}, for lower and upper bounds, respectively.\n\ |
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1494 In other words, it is equivalent to the following code:\n\ |
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1495 \n\ |
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1496 @example\n\ |
9064
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1497 @group\n\ |
8985
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1498 n = length (lb);\n\ |
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1499 sl = cell (1, n);\n\ |
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1500 for i = 1:length (lb)\n\ |
10125 | 1501 sl@{i@} = x(:,@dots{},lb(i):ub(i),@dots{},:);\n\ |
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1502 endfor\n\ |
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1503 @end group\n\ |
8985
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1504 @end example\n\ |
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1505 \n\ |
10125 | 1506 The position of the index is determined by @var{dim}. If not specified, slicing\n\ |
1507 is done along the first non-singleton dimension.\n\ | |
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1508 @end deftypefn") |
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1509 { |
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1510 octave_value retval; |
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1511 int nargin = args.length (); |
10125 | 1512 if (nargin == 3 || nargin == 4) |
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1513 { |
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1514 octave_value x = args(0); |
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1515 Array<octave_idx_type> lb = args(1).octave_idx_type_vector_value (); |
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1516 Array<octave_idx_type> ub = args(2).octave_idx_type_vector_value (); |
10125 | 1517 int dim = -1; |
1518 if (nargin == 4) | |
1519 { | |
1520 dim = args(3).int_value () - 1; | |
1521 if (dim < 0) | |
1522 error ("cellslices: dim must be a valid dimension"); | |
1523 } | |
1524 | |
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1525 if (! error_state) |
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1526 { |
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1527 if (lb.length () != ub.length ()) |
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1528 error ("cellslices: the lengths of lb and ub must match"); |
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1529 else |
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1530 { |
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1531 Cell retcell; |
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1532 if (! x.is_sparse_type () && x.is_matrix_type ()) |
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1533 { |
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1534 // specialize for some dense arrays. |
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1535 if (x.is_bool_type ()) |
10125 | 1536 retcell = do_cellslices_nda (x.bool_array_value (), lb, ub, dim); |
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1537 else if (x.is_char_matrix ()) |
10125 | 1538 retcell = do_cellslices_nda (x.char_array_value (), lb, ub, dim); |
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1539 else if (x.is_integer_type ()) |
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1540 { |
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1541 if (x.is_int8_type ()) |
10125 | 1542 retcell = do_cellslices_nda (x.int8_array_value (), lb, ub, dim); |
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1543 else if (x.is_int16_type ()) |
10125 | 1544 retcell = do_cellslices_nda (x.int16_array_value (), lb, ub, dim); |
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1545 else if (x.is_int32_type ()) |
10125 | 1546 retcell = do_cellslices_nda (x.int32_array_value (), lb, ub, dim); |
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1547 else if (x.is_int64_type ()) |
10125 | 1548 retcell = do_cellslices_nda (x.int64_array_value (), lb, ub, dim); |
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1549 else if (x.is_uint8_type ()) |
10125 | 1550 retcell = do_cellslices_nda (x.uint8_array_value (), lb, ub, dim); |
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1551 else if (x.is_uint16_type ()) |
10125 | 1552 retcell = do_cellslices_nda (x.uint16_array_value (), lb, ub, dim); |
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1553 else if (x.is_uint32_type ()) |
10125 | 1554 retcell = do_cellslices_nda (x.uint32_array_value (), lb, ub, dim); |
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1555 else if (x.is_uint64_type ()) |
10125 | 1556 retcell = do_cellslices_nda (x.uint64_array_value (), lb, ub, dim); |
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1557 } |
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1558 else if (x.is_complex_type ()) |
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1559 { |
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1560 if (x.is_single_type ()) |
10125 | 1561 retcell = do_cellslices_nda (x.float_complex_array_value (), lb, ub, dim); |
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1562 else |
10125 | 1563 retcell = do_cellslices_nda (x.complex_array_value (), lb, ub, dim); |
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1564 } |
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1565 else |
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1566 { |
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1567 if (x.is_single_type ()) |
10125 | 1568 retcell = do_cellslices_nda (x.float_array_value (), lb, ub, dim); |
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1569 else |
10125 | 1570 retcell = do_cellslices_nda (x.array_value (), lb, ub, dim); |
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1571 } |
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1572 } |
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1573 else |
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1574 { |
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1575 // generic code. |
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1576 octave_idx_type n = lb.length (); |
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1577 retcell = Cell (1, n); |
10125 | 1578 const dim_vector dv = x.dims (); |
1579 int ndims = dv.length (); | |
1580 if (dim < 0) | |
1581 dim = dv.first_non_singleton (); | |
1582 ndims = std::max (ndims, dim + 1); | |
1583 octave_value_list idx (ndims, octave_value::magic_colon_t); | |
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1584 for (octave_idx_type i = 0; i < n && ! error_state; i++) |
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1585 { |
10125 | 1586 idx(dim) = Range (lb(i), ub(i)); |
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1587 retcell(i) = x.do_index_op (idx); |
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1588 } |
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1589 } |
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1590 if (! error_state) |
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1591 retval = retcell; |
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1592 } |
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1593 } |
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1594 } |
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1595 else |
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1596 print_usage (); |
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1597 |
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1598 return retval; |
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1599 } |
10122
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1600 |
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|
1601 /* |
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1602 %!test |
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1603 %! m = [1, 2, 3, 4; 5, 6, 7, 8; 9, 10, 11, 12]; |
10125 | 1604 %! c = cellslices (m, [1, 2], [2, 3], 2); |
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1605 %! assert (c, {[1, 2; 5, 6; 9, 10], [2, 3; 6, 7; 10, 11]}); |
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1606 */ |
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1607 |
5205 | 1608 /* |
1609 ;;; Local Variables: *** | |
1610 ;;; mode: C++ *** | |
1611 ;;; End: *** | |
1612 */ |