Mercurial > octave
annotate src/ov-intx.h @ 8321:69b6127f6962
better use of templates in ov-intx.h
author | John W. Eaton <jwe@octave.org> |
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date | Thu, 13 Nov 2008 14:13:54 -0500 |
parents | cd90e2842080 |
children | ff5892c8ddd0 |
rev | line source |
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4904 | 1 /* |
2 | |
7017 | 3 Copyright (C) 2004, 2005, 2006, 2007 John W. Eaton |
4904 | 4 |
5 This file is part of Octave. | |
6 | |
7 Octave is free software; you can redistribute it and/or modify it | |
8 under the terms of the GNU General Public License as published by the | |
7016 | 9 Free Software Foundation; either version 3 of the License, or (at your |
10 option) any later version. | |
4904 | 11 |
12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 for more details. | |
16 | |
17 You should have received a copy of the GNU General Public License | |
7016 | 18 along with Octave; see the file COPYING. If not, see |
19 <http://www.gnu.org/licenses/>. | |
4904 | 20 |
21 */ | |
22 | |
23 #include <cstdlib> | |
24 | |
25 #include <iostream> | |
26 #include <string> | |
27 | |
28 #include "mx-base.h" | |
29 #include "oct-alloc.h" | |
30 #include "str-vec.h" | |
31 | |
32 #include "error.h" | |
4944 | 33 #include "oct-stream.h" |
4904 | 34 #include "ov-base.h" |
35 #include "ov-base-int.h" | |
36 #include "ov-typeinfo.h" | |
4982 | 37 #include "gripes.h" |
4904 | 38 |
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39 #include "ov-re-mat.h" |
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40 #include "ov-scalar.h" |
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41 |
4904 | 42 class |
6693 | 43 OCTINTERP_API |
4904 | 44 OCTAVE_VALUE_INT_MATRIX_T |
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45 : public octave_base_int_matrix<intNDArray<OCTAVE_INT_T> > |
4904 | 46 { |
47 public: | |
48 | |
49 OCTAVE_VALUE_INT_MATRIX_T (void) | |
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50 : octave_base_int_matrix<intNDArray<OCTAVE_INT_T> > () { } |
4904 | 51 |
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52 OCTAVE_VALUE_INT_MATRIX_T (const intNDArray<OCTAVE_INT_T>& nda) |
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53 : octave_base_int_matrix<intNDArray<OCTAVE_INT_T> > (nda) { } |
4904 | 54 |
7064 | 55 OCTAVE_VALUE_INT_MATRIX_T (const ArrayN<OCTAVE_INT_T>& nda) |
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56 : octave_base_int_matrix<intNDArray<OCTAVE_INT_T> > |
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57 (intNDArray<OCTAVE_INT_T> (nda)) { } |
7064 | 58 |
4904 | 59 ~OCTAVE_VALUE_INT_MATRIX_T (void) { } |
60 | |
5759 | 61 octave_base_value *clone (void) const |
4904 | 62 { return new OCTAVE_VALUE_INT_MATRIX_T (*this); } |
63 | |
5759 | 64 octave_base_value *empty_clone (void) const |
4904 | 65 { return new OCTAVE_VALUE_INT_MATRIX_T (); } |
66 | |
6069 | 67 bool OCTAVE_TYPE_PREDICATE_FUNCTION (void) const { return true; } |
5895 | 68 |
6223 | 69 bool is_integer_type (void) const { return true; } |
70 | |
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71 private: |
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72 |
7999 | 73 template <class IM> |
74 IM convert_gripe () const | |
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75 { |
7999 | 76 typedef typename IM::element_type dest_el_type; |
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77 typedef intNDArray<OCTAVE_INT_T>::element_type src_el_type; |
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78 dest_el_type::clear_conv_flag (); |
7999 | 79 IM retval (matrix); |
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80 if (dest_el_type::get_trunc_flag ()) |
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81 gripe_truncated_conversion (src_el_type::type_name (), |
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82 dest_el_type::type_name ()); |
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83 dest_el_type::clear_conv_flag (); |
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84 return retval; |
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85 } |
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86 |
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87 public: |
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88 |
5533 | 89 int8NDArray |
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90 int8_array_value (void) const { return convert_gripe<int8NDArray> (); } |
5533 | 91 |
92 int16NDArray | |
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93 int16_array_value (void) const { return convert_gripe<int16NDArray> (); } |
5533 | 94 |
95 int32NDArray | |
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96 int32_array_value (void) const { return convert_gripe<int32NDArray> (); } |
5533 | 97 |
98 int64NDArray | |
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99 int64_array_value (void) const { return convert_gripe<int64NDArray> (); } |
5533 | 100 |
101 uint8NDArray | |
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102 uint8_array_value (void) const { return convert_gripe<uint8NDArray> (); } |
5533 | 103 |
104 uint16NDArray | |
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105 uint16_array_value (void) const { return convert_gripe<uint16NDArray> (); } |
5533 | 106 |
107 uint32NDArray | |
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108 uint32_array_value (void) const { return convert_gripe<uint32NDArray> (); } |
5533 | 109 |
110 uint64NDArray | |
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111 uint64_array_value (void) const { return convert_gripe<uint64NDArray> (); } |
4904 | 112 |
4982 | 113 double |
114 double_value (bool = false) const | |
115 { | |
116 double retval = lo_ieee_nan_value (); | |
117 | |
118 if (numel () > 0) | |
119 { | |
5781 | 120 gripe_implicit_conversion ("Octave:array-as-scalar", |
121 type_name (), "real scalar"); | |
4982 | 122 |
7198 | 123 retval = matrix(0).double_value (); |
4982 | 124 } |
125 else | |
126 gripe_invalid_conversion (type_name (), "real scalar"); | |
127 | |
128 return retval; | |
129 | |
130 } | |
131 | |
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132 float |
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133 float_value (bool = false) const |
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134 { |
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135 float retval = lo_ieee_float_nan_value (); |
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136 |
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137 if (numel () > 0) |
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138 { |
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139 gripe_implicit_conversion ("Octave:array-as-scalar", |
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140 type_name (), "real scalar"); |
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141 |
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142 retval = matrix(0).float_value (); |
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143 } |
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144 else |
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145 gripe_invalid_conversion (type_name (), "real scalar"); |
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146 |
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147 return retval; |
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148 |
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149 } |
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150 |
4983 | 151 double scalar_value (bool = false) const { return double_value (); } |
4982 | 152 |
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153 float float_scalar_value (bool = false) const { return float_value (); } |
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154 |
6214 | 155 Matrix |
156 matrix_value (bool = false) const | |
157 { | |
158 Matrix retval; | |
159 dim_vector dv = dims (); | |
160 if (dv.length () > 2) | |
161 error ("invalid conversion of %s to Matrix", type_name().c_str ()); | |
162 else | |
163 { | |
164 retval = Matrix (dv(0), dv(1)); | |
165 double *vec = retval.fortran_vec (); | |
166 octave_idx_type nel = matrix.numel (); | |
167 for (octave_idx_type i = 0; i < nel; i++) | |
7198 | 168 vec[i] = matrix(i).double_value (); |
6214 | 169 } |
170 return retval; | |
171 } | |
172 | |
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173 FloatMatrix |
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174 float_matrix_value (bool = false) const |
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175 { |
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176 FloatMatrix retval; |
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177 dim_vector dv = dims (); |
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178 if (dv.length () > 2) |
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179 error ("invalid conversion of %s to FloatMatrix", type_name().c_str ()); |
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180 else |
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181 { |
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182 retval = FloatMatrix (dv(0), dv(1)); |
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183 float *vec = retval.fortran_vec (); |
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184 octave_idx_type nel = matrix.numel (); |
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185 for (octave_idx_type i = 0; i < nel; i++) |
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186 vec[i] = matrix(i).float_value (); |
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187 } |
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188 return retval; |
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189 } |
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190 |
6214 | 191 ComplexMatrix |
192 complex_matrix_value (bool = false) const | |
193 { | |
194 ComplexMatrix retval; | |
195 dim_vector dv = dims(); | |
196 if (dv.length () > 2) | |
197 error ("invalid conversion of %s to Matrix", type_name().c_str ()); | |
198 else | |
199 { | |
200 retval = ComplexMatrix (dv(0), dv(1)); | |
201 Complex *vec = retval.fortran_vec (); | |
202 octave_idx_type nel = matrix.numel (); | |
203 for (octave_idx_type i = 0; i < nel; i++) | |
7198 | 204 vec[i] = Complex (matrix(i).double_value ()); |
6214 | 205 } |
206 return retval; | |
207 } | |
208 | |
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209 FloatComplexMatrix |
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210 float_complex_matrix_value (bool = false) const |
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211 { |
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212 FloatComplexMatrix retval; |
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213 dim_vector dv = dims(); |
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214 if (dv.length () > 2) |
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215 error ("invalid conversion of %s to FloatMatrix", type_name().c_str ()); |
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216 else |
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217 { |
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218 retval = FloatComplexMatrix (dv(0), dv(1)); |
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219 FloatComplex *vec = retval.fortran_vec (); |
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220 octave_idx_type nel = matrix.numel (); |
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221 for (octave_idx_type i = 0; i < nel; i++) |
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222 vec[i] = FloatComplex (matrix(i).float_value ()); |
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223 } |
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224 return retval; |
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225 } |
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226 |
4915 | 227 NDArray |
228 array_value (bool = false) const | |
229 { | |
230 NDArray retval (matrix.dims ()); | |
6214 | 231 double *vec = retval.fortran_vec (); |
232 octave_idx_type nel = matrix.numel (); | |
233 for (octave_idx_type i = 0; i < nel; i++) | |
7198 | 234 vec[i] = matrix(i).double_value (); |
4963 | 235 return retval; |
236 } | |
237 | |
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238 FloatNDArray |
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239 float_array_value (bool = false) const |
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240 { |
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241 FloatNDArray retval (matrix.dims ()); |
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242 float *vec = retval.fortran_vec (); |
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243 octave_idx_type nel = matrix.numel (); |
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244 for (octave_idx_type i = 0; i < nel; i++) |
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245 vec[i] = matrix(i).float_value (); |
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246 return retval; |
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247 } |
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248 |
4963 | 249 ComplexNDArray |
250 complex_array_value (bool = false) const | |
251 { | |
252 ComplexNDArray retval (matrix.dims ()); | |
6214 | 253 Complex *vec = retval.fortran_vec (); |
254 octave_idx_type nel = matrix.numel (); | |
255 for (octave_idx_type i = 0; i < nel; i++) | |
7198 | 256 vec[i] = Complex (matrix(i).double_value ()); |
4915 | 257 return retval; |
258 } | |
259 | |
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260 FloatComplexNDArray |
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261 float_complex_array_value (bool = false) const |
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262 { |
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263 FloatComplexNDArray retval (matrix.dims ()); |
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264 FloatComplex *vec = retval.fortran_vec (); |
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265 octave_idx_type nel = matrix.numel (); |
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266 for (octave_idx_type i = 0; i < nel; i++) |
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267 vec[i] = FloatComplex (matrix(i).float_value ()); |
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268 return retval; |
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269 } |
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270 |
5898 | 271 boolNDArray |
5943 | 272 bool_array_value (bool warn = false) const |
5898 | 273 { |
274 boolNDArray retval (dims ()); | |
275 | |
276 octave_idx_type nel = numel (); | |
5943 | 277 |
278 if (warn && matrix.any_element_not_one_or_zero ()) | |
279 gripe_logical_conversion (); | |
280 | |
6214 | 281 bool *vec = retval.fortran_vec (); |
5898 | 282 for (octave_idx_type i = 0; i < nel; i++) |
7198 | 283 vec[i] = matrix(i).bool_value (); |
5898 | 284 |
285 return retval; | |
286 } | |
287 | |
5533 | 288 charNDArray |
289 char_array_value (bool = false) const | |
290 { | |
291 charNDArray retval (dims ()); | |
292 | |
293 octave_idx_type nel = numel (); | |
294 | |
6214 | 295 char *vec = retval.fortran_vec (); |
5533 | 296 for (octave_idx_type i = 0; i < nel; i++) |
7198 | 297 vec[i] = matrix(i).char_value (); |
5533 | 298 |
299 return retval; | |
300 } | |
301 | |
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302 void increment (void) |
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303 { |
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304 matrix += OCTAVE_INT_T (1); |
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305 if (OCTAVE_INT_T::get_math_trunc_flag ()) |
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306 gripe_unop_integer_math_truncated ("++", type_name (). c_str ()); |
5829 | 307 |
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308 OCTAVE_INT_T::clear_conv_flag (); |
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309 } |
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310 |
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311 void decrement (void) |
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312 { |
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313 matrix -= OCTAVE_INT_T (1); |
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314 if (OCTAVE_INT_T::get_math_trunc_flag ()) |
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315 gripe_unop_integer_math_truncated ("--", type_name (). c_str ()); |
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316 OCTAVE_INT_T::clear_conv_flag (); |
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317 } |
5829 | 318 |
4938 | 319 idx_vector index_vector (void) const { return idx_vector (matrix); } |
320 | |
4944 | 321 int write (octave_stream& os, int block_size, |
322 oct_data_conv::data_type output_type, int skip, | |
323 oct_mach_info::float_format flt_fmt) const | |
324 { return os.write (matrix, block_size, output_type, skip, flt_fmt); } | |
325 | |
5900 | 326 mxArray *as_mxArray (void) const |
327 { | |
328 mxArray *retval = new mxArray (OCTAVE_INT_MX_CLASS, dims (), mxREAL); | |
329 | |
330 OCTAVE_INT_T::val_type *pr = static_cast<OCTAVE_INT_T::val_type *> (retval->get_data ()); | |
331 | |
6686 | 332 mwSize nel = numel (); |
5900 | 333 |
334 const OCTAVE_INT_T *p = matrix.data (); | |
335 | |
6686 | 336 for (mwIndex i = 0; i < nel; i++) |
5900 | 337 pr[i] = p[i].value (); |
338 | |
339 return retval; | |
340 } | |
341 | |
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342 #define MAT_MAPPER(FCN) \ |
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343 octave_value FCN (void) const { return matrix.FCN (); } |
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344 |
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345 MAT_MAPPER (abs) |
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346 MAT_MAPPER (signum) |
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347 |
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348 #undef MAT_MAPPER |
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349 |
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350 octave_value imag (void) const |
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351 { |
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352 return intNDArray<OCTAVE_INT_T> (matrix.dims (), |
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353 static_cast<OCTAVE_INT_T>(0)); |
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354 } |
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355 |
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356 #define NO_OP_MAPPER(FCN) \ |
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357 octave_value FCN (void) const { return octave_value (matrix); } |
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358 |
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359 NO_OP_MAPPER (ceil) |
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360 NO_OP_MAPPER (conj) |
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361 NO_OP_MAPPER (fix) |
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362 NO_OP_MAPPER (floor) |
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363 NO_OP_MAPPER (real) |
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364 NO_OP_MAPPER (round) |
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365 NO_OP_MAPPER (roundb) |
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366 |
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367 #undef NO_OP_MAPPER |
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368 |
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369 #define BOOL_MAPPER(FCN, VAL) \ |
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370 octave_value FCN (void) const { return boolNDArray (matrix.dims (), VAL); } |
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371 |
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372 BOOL_MAPPER (finite, true) |
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373 BOOL_MAPPER (isinf, false) |
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374 BOOL_MAPPER (isna, false) |
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375 BOOL_MAPPER (isnan, false) |
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376 |
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377 #undef BOOL_MAPPER |
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378 |
4904 | 379 private: |
380 | |
381 DECLARE_OCTAVE_ALLOCATOR | |
382 | |
383 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA | |
384 }; | |
385 | |
386 class | |
6693 | 387 OCTINTERP_API |
4904 | 388 OCTAVE_VALUE_INT_SCALAR_T |
389 : public octave_base_int_scalar<OCTAVE_INT_T> | |
390 { | |
391 public: | |
392 | |
393 OCTAVE_VALUE_INT_SCALAR_T (void) | |
394 : octave_base_int_scalar<OCTAVE_INT_T> () { } | |
395 | |
396 OCTAVE_VALUE_INT_SCALAR_T (const OCTAVE_INT_T& nda) | |
397 : octave_base_int_scalar<OCTAVE_INT_T> (nda) { } | |
398 | |
399 ~OCTAVE_VALUE_INT_SCALAR_T (void) { } | |
400 | |
5759 | 401 octave_base_value *clone (void) const |
4904 | 402 { return new OCTAVE_VALUE_INT_SCALAR_T (*this); } |
403 | |
5759 | 404 octave_base_value *empty_clone (void) const |
4904 | 405 { return new OCTAVE_VALUE_INT_SCALAR_T (); } |
406 | |
5885 | 407 octave_value do_index_op (const octave_value_list& idx, |
408 bool resize_ok = false) | |
4983 | 409 { |
410 octave_value retval; | |
411 | |
412 if (idx.valid_scalar_indices ()) | |
413 retval = scalar; | |
414 else | |
415 { | |
5775 | 416 // FIXME -- this doesn't solve the problem of |
4983 | 417 // |
418 // a = 1; a([1,1], [1,1], [1,1]) | |
419 // | |
420 // and similar constructions. Hmm... | |
4964 | 421 |
5775 | 422 // FIXME -- using this constructor avoids narrowing the |
4983 | 423 // 1x1 matrix back to a scalar value. Need a better solution |
424 // to this problem. | |
4964 | 425 |
4983 | 426 octave_value tmp |
427 (new OCTAVE_VALUE_INT_MATRIX_T | |
428 (OCTAVE_VALUE_INT_NDARRAY_EXTRACTOR_FUNCTION ())); | |
4964 | 429 |
4983 | 430 retval = tmp.do_index_op (idx, resize_ok); |
431 } | |
4964 | 432 |
4983 | 433 return retval; |
434 } | |
4964 | 435 |
6069 | 436 bool OCTAVE_TYPE_PREDICATE_FUNCTION (void) const { return true; } |
5895 | 437 |
6223 | 438 bool is_integer_type (void) const { return true; } |
439 | |
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440 private: |
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441 |
7999 | 442 template <class IS> |
443 IS convert_gripe () const | |
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444 { |
7999 | 445 typedef IS dest_el_type; |
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446 typedef OCTAVE_INT_T src_el_type; |
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447 dest_el_type::clear_conv_flag (); |
7999 | 448 IS retval (scalar); |
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449 |
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450 if (dest_el_type::get_trunc_flag ()) |
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451 gripe_truncated_conversion (src_el_type::type_name (), |
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452 dest_el_type::type_name ()); |
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453 dest_el_type::clear_conv_flag (); |
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454 return retval; |
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455 } |
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456 |
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457 public: |
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458 |
5533 | 459 octave_int8 |
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460 int8_scalar_value (void) const { return convert_gripe<octave_int8> (); } |
5533 | 461 |
462 octave_int16 | |
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463 int16_scalar_value (void) const { return convert_gripe<octave_int16> (); } |
5533 | 464 |
465 octave_int32 | |
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466 int32_scalar_value (void) const { return convert_gripe<octave_int32> (); } |
5533 | 467 |
468 octave_int64 | |
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469 int64_scalar_value (void) const { return convert_gripe<octave_int64> (); } |
5533 | 470 |
471 octave_uint8 | |
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472 uint8_scalar_value (void) const { return convert_gripe<octave_uint8> (); } |
5533 | 473 |
474 octave_uint16 | |
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475 uint16_scalar_value (void) const { return convert_gripe<octave_uint16> (); } |
5533 | 476 |
477 octave_uint32 | |
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478 uint32_scalar_value (void) const { return convert_gripe<octave_uint32> (); } |
5533 | 479 |
480 octave_uint64 | |
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481 uint64_scalar_value (void) const { return convert_gripe<octave_uint64> (); } |
5533 | 482 |
483 int8NDArray | |
484 int8_array_value (void) const | |
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485 { return int8NDArray (dim_vector (1, 1), int8_scalar_value ()); } |
4904 | 486 |
5533 | 487 int16NDArray |
488 int16_array_value (void) const | |
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489 { return int16NDArray (dim_vector (1, 1), int16_scalar_value ()); } |
5533 | 490 |
491 int32NDArray | |
492 int32_array_value (void) const | |
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493 { return int32NDArray (dim_vector (1, 1), int32_scalar_value ()); } |
5533 | 494 |
495 int64NDArray | |
496 int64_array_value (void) const | |
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497 { return int64NDArray (dim_vector (1, 1), int64_scalar_value ()); } |
5533 | 498 |
499 uint8NDArray | |
500 uint8_array_value (void) const | |
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501 { return uint8NDArray (dim_vector (1, 1), uint8_scalar_value ()); } |
5533 | 502 |
503 uint16NDArray | |
504 uint16_array_value (void) const | |
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505 { return uint16NDArray (dim_vector (1, 1), uint16_scalar_value ()); } |
5533 | 506 |
507 uint32NDArray | |
508 uint32_array_value (void) const | |
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509 { return uint32NDArray (dim_vector (1, 1), uint32_scalar_value ()); } |
5533 | 510 |
511 uint64NDArray | |
512 uint64_array_value (void) const | |
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513 { return uint64NDArray (dim_vector (1, 1), uint64_scalar_value ()); } |
4904 | 514 |
5731 | 515 octave_value resize (const dim_vector& dv, bool fill = false) const |
4982 | 516 { |
5731 | 517 if (fill) |
518 { | |
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519 intNDArray<OCTAVE_INT_T> retval (dv, 0); |
5731 | 520 if (dv.numel()) |
521 retval(0) = scalar; | |
522 return retval; | |
523 } | |
524 else | |
525 { | |
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526 intNDArray<OCTAVE_INT_T> retval (dv); |
5731 | 527 if (dv.numel()) |
528 retval(0) = scalar; | |
529 return retval; | |
530 } | |
4982 | 531 } |
532 | |
7198 | 533 double double_value (bool = false) const { return scalar.double_value (); } |
4983 | 534 |
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535 float float_value (bool = false) const { return scalar.float_value (); } |
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536 |
7198 | 537 double scalar_value (bool = false) const { return scalar.double_value (); } |
4982 | 538 |
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539 float float_scalar_value (bool = false) const { return scalar.float_value (); } |
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540 |
6214 | 541 Matrix |
542 matrix_value (bool = false) const | |
543 { | |
544 Matrix retval (1, 1); | |
7198 | 545 retval(0,0) = scalar.double_value (); |
6214 | 546 return retval; |
547 } | |
548 | |
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549 FloatMatrix |
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550 float_matrix_value (bool = false) const |
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551 { |
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552 FloatMatrix retval (1, 1); |
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553 retval(0,0) = scalar.float_value (); |
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554 return retval; |
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555 } |
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556 |
6214 | 557 ComplexMatrix |
558 complex_matrix_value (bool = false) const | |
559 { | |
560 ComplexMatrix retval (1, 1); | |
7198 | 561 retval(0,0) = Complex (scalar.double_value ()); |
6214 | 562 return retval; |
563 } | |
564 | |
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565 FloatComplexMatrix |
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566 float_complex_matrix_value (bool = false) const |
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567 { |
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568 FloatComplexMatrix retval (1, 1); |
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569 retval(0,0) = FloatComplex (scalar.float_value ()); |
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570 return retval; |
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571 } |
6214 | 572 |
4915 | 573 NDArray |
574 array_value (bool = false) const | |
575 { | |
5533 | 576 NDArray retval (dim_vector (1, 1)); |
7198 | 577 retval(0) = scalar.double_value (); |
4963 | 578 return retval; |
579 } | |
580 | |
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581 FloatNDArray |
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582 float_array_value (bool = false) const |
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583 { |
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584 FloatNDArray retval (dim_vector (1, 1)); |
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585 retval(0) = scalar.float_value (); |
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586 return retval; |
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587 } |
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588 |
4963 | 589 ComplexNDArray |
590 complex_array_value (bool = false) const | |
591 { | |
5533 | 592 ComplexNDArray retval (dim_vector (1, 1)); |
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593 retval(0) = FloatComplex (scalar.double_value ()); |
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594 return retval; |
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595 } |
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596 |
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597 FloatComplexNDArray |
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598 float_complex_array_value (bool = false) const |
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599 { |
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600 FloatComplexNDArray retval (dim_vector (1, 1)); |
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601 retval(0) = FloatComplex (scalar.float_value ()); |
4915 | 602 return retval; |
603 } | |
604 | |
5898 | 605 boolNDArray |
5943 | 606 bool_array_value (bool warn = false) const |
5898 | 607 { |
608 boolNDArray retval (dim_vector (1, 1)); | |
5943 | 609 |
610 if (warn && scalar != 0.0 && scalar != 1.0) | |
611 gripe_logical_conversion (); | |
612 | |
7198 | 613 retval(0) = scalar.bool_value (); |
5943 | 614 |
5898 | 615 return retval; |
616 } | |
617 | |
5533 | 618 charNDArray |
619 char_array_value (bool = false) const | |
620 { | |
621 charNDArray retval (dim_vector (1, 1)); | |
7198 | 622 retval(0) = scalar.char_value (); |
5533 | 623 return retval; |
624 } | |
625 | |
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626 void increment (void) |
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627 { |
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628 scalar += OCTAVE_INT_T (1); |
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629 if (OCTAVE_INT_T::get_math_trunc_flag ()) |
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630 gripe_unop_integer_math_truncated ("++", type_name (). c_str ()); |
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631 OCTAVE_INT_T::clear_conv_flag (); |
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632 } |
5829 | 633 |
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634 void decrement (void) |
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635 { |
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636 scalar -= OCTAVE_INT_T (1); |
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637 if (OCTAVE_INT_T::get_math_trunc_flag ()) |
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638 gripe_unop_integer_math_truncated ("--", type_name (). c_str ()); |
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639 OCTAVE_INT_T::clear_conv_flag (); |
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640 } |
5829 | 641 |
4938 | 642 idx_vector index_vector (void) const { return idx_vector (scalar); } |
643 | |
4944 | 644 int write (octave_stream& os, int block_size, |
5275 | 645 oct_data_conv::data_type output_type, octave_idx_type skip, |
4944 | 646 oct_mach_info::float_format flt_fmt) const |
647 { | |
648 return os.write (OCTAVE_VALUE_INT_NDARRAY_EXTRACTOR_FUNCTION (), | |
649 block_size, output_type, skip, flt_fmt); | |
650 } | |
651 | |
5900 | 652 // Unsafe. This function exists to support the MEX interface. |
653 // You should not use it anywhere else. | |
654 void *mex_get_data (void) const { return scalar.mex_get_data (); } | |
655 | |
656 mxArray *as_mxArray (void) const | |
657 { | |
658 mxArray *retval = new mxArray (OCTAVE_INT_MX_CLASS, 1, 1, mxREAL); | |
659 | |
660 OCTAVE_INT_T::val_type *pr = static_cast<OCTAVE_INT_T::val_type *> (retval->get_data ()); | |
661 | |
662 pr[0] = scalar.value (); | |
663 | |
664 return retval; | |
665 } | |
666 | |
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667 #define SCALAR_MAPPER(FCN) \ |
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668 octave_value FCN (void) const { return scalar.FCN (); } |
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669 |
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670 SCALAR_MAPPER (abs) |
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671 SCALAR_MAPPER (signum) |
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672 |
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673 #undef SCALAR_MAPPER |
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674 |
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675 octave_value imag (void) const { return static_cast<OCTAVE_INT_T>(0); } |
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676 |
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677 #define NO_OP_MAPPER(FCN) \ |
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678 octave_value FCN (void) const { return octave_value (scalar); } |
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679 |
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680 NO_OP_MAPPER (ceil) |
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681 NO_OP_MAPPER (conj) |
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682 NO_OP_MAPPER (fix) |
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683 NO_OP_MAPPER (floor) |
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684 NO_OP_MAPPER (real) |
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685 NO_OP_MAPPER (round) |
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686 NO_OP_MAPPER (roundb) |
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687 |
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688 #undef NO_OP_MAPPER |
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689 |
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690 #define BOOL_MAPPER(FCN, VAL) octave_value FCN (void) const { return VAL; } |
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691 |
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692 BOOL_MAPPER (finite, true) |
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693 BOOL_MAPPER (isinf, false) |
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694 BOOL_MAPPER (isna, false) |
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695 BOOL_MAPPER (isnan, false) |
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696 |
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697 #undef BOOL_MAPPER |
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698 |
4904 | 699 private: |
700 | |
701 DECLARE_OCTAVE_ALLOCATOR | |
702 | |
703 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA | |
704 }; | |
705 | |
706 /* | |
707 ;;; Local Variables: *** | |
708 ;;; mode: C++ *** | |
709 ;;; End: *** | |
710 */ |