Mercurial > hg > octave-lyh
annotate liboctave/CNDArray.cc @ 9721:192d94cff6c1
improve sum & implement the 'extra' option, refactor some code
| author | Jaroslav Hajek <highegg@gmail.com> |
|---|---|
| date | Tue, 13 Oct 2009 12:22:50 +0200 |
| parents | 66970dd627f6 |
| children | b4fdfee405b5 |
| rev | line source |
|---|---|
| 4514 | 1 // N-D Array manipulations. |
| 2 /* | |
| 3 | |
| 8920 | 4 Copyright (C) 1996, 1997, 2003, 2004, 2005, 2006, 2007, 2008, |
| 5 2009 John W. Eaton | |
|
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6 Copyright (C) 2009 VZLU Prague, a.s. |
| 4514 | 7 |
| 8 This file is part of Octave. | |
| 9 | |
| 10 Octave is free software; you can redistribute it and/or modify it | |
| 11 under the terms of the GNU General Public License as published by the | |
| 7016 | 12 Free Software Foundation; either version 3 of the License, or (at your |
| 13 option) any later version. | |
| 4514 | 14 |
| 15 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 16 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 17 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 18 for more details. | |
| 19 | |
| 20 You should have received a copy of the GNU General Public License | |
| 7016 | 21 along with Octave; see the file COPYING. If not, see |
| 22 <http://www.gnu.org/licenses/>. | |
| 4514 | 23 |
| 24 */ | |
| 25 | |
| 26 #ifdef HAVE_CONFIG_H | |
| 27 #include <config.h> | |
| 28 #endif | |
| 29 | |
| 4687 | 30 #include <cfloat> |
| 5164 | 31 |
| 4780 | 32 #include <vector> |
| 4687 | 33 |
| 4588 | 34 #include "Array-util.h" |
| 4514 | 35 #include "CNDArray.h" |
| 4773 | 36 #include "f77-fcn.h" |
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37 #include "functor.h" |
| 4514 | 38 #include "lo-ieee.h" |
| 4687 | 39 #include "lo-mappers.h" |
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40 #include "MArray-defs.h" |
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41 #include "mx-base.h" |
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42 #include "mx-op-defs.h" |
| 4780 | 43 #include "oct-fftw.h" |
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44 #include "oct-locbuf.h" |
| 4773 | 45 |
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46 ComplexNDArray::ComplexNDArray (const charNDArray& a) |
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47 : MArrayN<Complex> (a.dims ()) |
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48 { |
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49 octave_idx_type n = a.numel (); |
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50 for (octave_idx_type i = 0; i < n; i++) |
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51 xelem (i) = static_cast<unsigned char> (a(i)); |
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52 } |
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53 |
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54 #if defined (HAVE_FFTW) |
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55 |
| 4773 | 56 ComplexNDArray |
| 57 ComplexNDArray::fourier (int dim) const | |
| 58 { | |
| 59 dim_vector dv = dims (); | |
| 60 | |
| 61 if (dim > dv.length () || dim < 0) | |
| 62 return ComplexNDArray (); | |
| 63 | |
| 5275 | 64 octave_idx_type stride = 1; |
| 65 octave_idx_type n = dv(dim); | |
| 4773 | 66 |
| 67 for (int i = 0; i < dim; i++) | |
| 68 stride *= dv(i); | |
| 69 | |
| 5275 | 70 octave_idx_type howmany = numel () / dv (dim); |
| 4773 | 71 howmany = (stride == 1 ? howmany : (howmany > stride ? stride : howmany)); |
| 5275 | 72 octave_idx_type nloop = (stride == 1 ? 1 : numel () / dv (dim) / stride); |
| 73 octave_idx_type dist = (stride == 1 ? n : 1); | |
| 4773 | 74 |
| 75 const Complex *in (fortran_vec ()); | |
| 76 ComplexNDArray retval (dv); | |
| 77 Complex *out (retval.fortran_vec ()); | |
| 78 | |
| 79 // Need to be careful here about the distance between fft's | |
| 5275 | 80 for (octave_idx_type k = 0; k < nloop; k++) |
| 4773 | 81 octave_fftw::fft (in + k * stride * n, out + k * stride * n, |
| 82 n, howmany, stride, dist); | |
| 83 | |
| 84 return retval; | |
| 85 } | |
| 86 | |
| 87 ComplexNDArray | |
| 4816 | 88 ComplexNDArray::ifourier (int dim) const |
| 4773 | 89 { |
| 90 dim_vector dv = dims (); | |
| 91 | |
| 92 if (dim > dv.length () || dim < 0) | |
| 93 return ComplexNDArray (); | |
| 94 | |
| 5275 | 95 octave_idx_type stride = 1; |
| 96 octave_idx_type n = dv(dim); | |
| 4773 | 97 |
| 98 for (int i = 0; i < dim; i++) | |
| 99 stride *= dv(i); | |
| 100 | |
| 5275 | 101 octave_idx_type howmany = numel () / dv (dim); |
| 4773 | 102 howmany = (stride == 1 ? howmany : (howmany > stride ? stride : howmany)); |
| 5275 | 103 octave_idx_type nloop = (stride == 1 ? 1 : numel () / dv (dim) / stride); |
| 104 octave_idx_type dist = (stride == 1 ? n : 1); | |
| 4773 | 105 |
| 106 const Complex *in (fortran_vec ()); | |
| 107 ComplexNDArray retval (dv); | |
| 108 Complex *out (retval.fortran_vec ()); | |
| 109 | |
| 110 // Need to be careful here about the distance between fft's | |
| 5275 | 111 for (octave_idx_type k = 0; k < nloop; k++) |
| 4773 | 112 octave_fftw::ifft (in + k * stride * n, out + k * stride * n, |
| 113 n, howmany, stride, dist); | |
| 114 | |
| 115 return retval; | |
| 116 } | |
| 117 | |
| 118 ComplexNDArray | |
| 119 ComplexNDArray::fourier2d (void) const | |
| 120 { | |
| 121 dim_vector dv = dims(); | |
| 122 if (dv.length () < 2) | |
| 123 return ComplexNDArray (); | |
| 124 | |
| 125 dim_vector dv2(dv(0), dv(1)); | |
| 126 const Complex *in = fortran_vec (); | |
| 127 ComplexNDArray retval (dv); | |
| 128 Complex *out = retval.fortran_vec (); | |
| 5275 | 129 octave_idx_type howmany = numel() / dv(0) / dv(1); |
| 130 octave_idx_type dist = dv(0) * dv(1); | |
| 4773 | 131 |
| 5275 | 132 for (octave_idx_type i=0; i < howmany; i++) |
| 4773 | 133 octave_fftw::fftNd (in + i*dist, out + i*dist, 2, dv2); |
| 134 | |
| 135 return retval; | |
| 136 } | |
| 137 | |
| 138 ComplexNDArray | |
| 139 ComplexNDArray::ifourier2d (void) const | |
| 140 { | |
| 141 dim_vector dv = dims(); | |
| 142 if (dv.length () < 2) | |
| 143 return ComplexNDArray (); | |
| 144 | |
| 145 dim_vector dv2(dv(0), dv(1)); | |
| 146 const Complex *in = fortran_vec (); | |
| 147 ComplexNDArray retval (dv); | |
| 148 Complex *out = retval.fortran_vec (); | |
| 5275 | 149 octave_idx_type howmany = numel() / dv(0) / dv(1); |
| 150 octave_idx_type dist = dv(0) * dv(1); | |
| 4773 | 151 |
| 5275 | 152 for (octave_idx_type i=0; i < howmany; i++) |
| 4773 | 153 octave_fftw::ifftNd (in + i*dist, out + i*dist, 2, dv2); |
| 154 | |
| 155 return retval; | |
| 156 } | |
| 157 | |
| 158 ComplexNDArray | |
| 159 ComplexNDArray::fourierNd (void) const | |
| 160 { | |
| 161 dim_vector dv = dims (); | |
| 162 int rank = dv.length (); | |
| 163 | |
| 164 const Complex *in (fortran_vec ()); | |
| 165 ComplexNDArray retval (dv); | |
| 166 Complex *out (retval.fortran_vec ()); | |
| 167 | |
| 168 octave_fftw::fftNd (in, out, rank, dv); | |
| 169 | |
| 170 return retval; | |
| 171 } | |
| 172 | |
| 173 ComplexNDArray | |
| 174 ComplexNDArray::ifourierNd (void) const | |
| 175 { | |
| 176 dim_vector dv = dims (); | |
| 177 int rank = dv.length (); | |
| 178 | |
| 179 const Complex *in (fortran_vec ()); | |
| 180 ComplexNDArray retval (dv); | |
| 181 Complex *out (retval.fortran_vec ()); | |
| 182 | |
| 183 octave_fftw::ifftNd (in, out, rank, dv); | |
| 184 | |
| 185 return retval; | |
| 186 } | |
| 187 | |
| 188 #else | |
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189 |
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190 extern "C" |
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191 { |
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192 // Note that the original complex fft routines were not written for |
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193 // double complex arguments. They have been modified by adding an |
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194 // implicit double precision (a-h,o-z) statement at the beginning of |
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195 // each subroutine. |
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196 |
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197 F77_RET_T |
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198 F77_FUNC (zffti, ZFFTI) (const octave_idx_type&, Complex*); |
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199 |
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200 F77_RET_T |
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201 F77_FUNC (zfftf, ZFFTF) (const octave_idx_type&, Complex*, Complex*); |
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202 |
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203 F77_RET_T |
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204 F77_FUNC (zfftb, ZFFTB) (const octave_idx_type&, Complex*, Complex*); |
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205 } |
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206 |
| 4773 | 207 ComplexNDArray |
| 208 ComplexNDArray::fourier (int dim) const | |
| 209 { | |
| 210 dim_vector dv = dims (); | |
| 211 | |
| 212 if (dim > dv.length () || dim < 0) | |
| 213 return ComplexNDArray (); | |
| 214 | |
| 215 ComplexNDArray retval (dv); | |
| 5275 | 216 octave_idx_type npts = dv(dim); |
| 217 octave_idx_type nn = 4*npts+15; | |
| 4773 | 218 Array<Complex> wsave (nn); |
| 219 Complex *pwsave = wsave.fortran_vec (); | |
| 220 | |
| 221 OCTAVE_LOCAL_BUFFER (Complex, tmp, npts); | |
| 222 | |
| 5275 | 223 octave_idx_type stride = 1; |
| 4773 | 224 |
| 225 for (int i = 0; i < dim; i++) | |
| 226 stride *= dv(i); | |
| 227 | |
| 5275 | 228 octave_idx_type howmany = numel () / npts; |
| 4773 | 229 howmany = (stride == 1 ? howmany : (howmany > stride ? stride : howmany)); |
| 5275 | 230 octave_idx_type nloop = (stride == 1 ? 1 : numel () / npts / stride); |
| 231 octave_idx_type dist = (stride == 1 ? npts : 1); | |
| 4773 | 232 |
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233 F77_FUNC (zffti, ZFFTI) (npts, pwsave); |
| 4773 | 234 |
| 5275 | 235 for (octave_idx_type k = 0; k < nloop; k++) |
| 4773 | 236 { |
| 5275 | 237 for (octave_idx_type j = 0; j < howmany; j++) |
| 4773 | 238 { |
| 239 OCTAVE_QUIT; | |
| 240 | |
| 5275 | 241 for (octave_idx_type i = 0; i < npts; i++) |
| 4773 | 242 tmp[i] = elem((i + k*npts)*stride + j*dist); |
| 243 | |
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244 F77_FUNC (zfftf, ZFFTF) (npts, tmp, pwsave); |
| 4773 | 245 |
| 5275 | 246 for (octave_idx_type i = 0; i < npts; i++) |
| 4773 | 247 retval ((i + k*npts)*stride + j*dist) = tmp[i]; |
| 248 } | |
| 249 } | |
| 250 | |
| 251 return retval; | |
| 252 } | |
| 253 | |
| 254 ComplexNDArray | |
| 255 ComplexNDArray::ifourier (int dim) const | |
| 256 { | |
| 257 dim_vector dv = dims (); | |
| 258 | |
| 259 if (dim > dv.length () || dim < 0) | |
| 260 return ComplexNDArray (); | |
| 261 | |
| 262 ComplexNDArray retval (dv); | |
| 5275 | 263 octave_idx_type npts = dv(dim); |
| 264 octave_idx_type nn = 4*npts+15; | |
| 4773 | 265 Array<Complex> wsave (nn); |
| 266 Complex *pwsave = wsave.fortran_vec (); | |
| 267 | |
| 268 OCTAVE_LOCAL_BUFFER (Complex, tmp, npts); | |
| 269 | |
| 5275 | 270 octave_idx_type stride = 1; |
| 4773 | 271 |
| 272 for (int i = 0; i < dim; i++) | |
| 273 stride *= dv(i); | |
| 274 | |
| 5275 | 275 octave_idx_type howmany = numel () / npts; |
| 4773 | 276 howmany = (stride == 1 ? howmany : (howmany > stride ? stride : howmany)); |
| 5275 | 277 octave_idx_type nloop = (stride == 1 ? 1 : numel () / npts / stride); |
| 278 octave_idx_type dist = (stride == 1 ? npts : 1); | |
| 4773 | 279 |
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280 F77_FUNC (zffti, ZFFTI) (npts, pwsave); |
| 4773 | 281 |
| 5275 | 282 for (octave_idx_type k = 0; k < nloop; k++) |
| 4773 | 283 { |
| 5275 | 284 for (octave_idx_type j = 0; j < howmany; j++) |
| 4773 | 285 { |
| 286 OCTAVE_QUIT; | |
| 287 | |
| 5275 | 288 for (octave_idx_type i = 0; i < npts; i++) |
| 4773 | 289 tmp[i] = elem((i + k*npts)*stride + j*dist); |
| 290 | |
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291 F77_FUNC (zfftb, ZFFTB) (npts, tmp, pwsave); |
| 4773 | 292 |
| 5275 | 293 for (octave_idx_type i = 0; i < npts; i++) |
| 4773 | 294 retval ((i + k*npts)*stride + j*dist) = tmp[i] / |
| 295 static_cast<double> (npts); | |
| 296 } | |
| 297 } | |
| 298 | |
| 299 return retval; | |
| 300 } | |
| 301 | |
| 302 ComplexNDArray | |
| 303 ComplexNDArray::fourier2d (void) const | |
| 304 { | |
| 305 dim_vector dv = dims (); | |
| 306 dim_vector dv2 (dv(0), dv(1)); | |
| 307 int rank = 2; | |
| 308 ComplexNDArray retval (*this); | |
| 5275 | 309 octave_idx_type stride = 1; |
| 4773 | 310 |
| 311 for (int i = 0; i < rank; i++) | |
| 312 { | |
| 5275 | 313 octave_idx_type npts = dv2(i); |
| 314 octave_idx_type nn = 4*npts+15; | |
| 4773 | 315 Array<Complex> wsave (nn); |
| 316 Complex *pwsave = wsave.fortran_vec (); | |
| 317 Array<Complex> row (npts); | |
| 318 Complex *prow = row.fortran_vec (); | |
| 319 | |
| 5275 | 320 octave_idx_type howmany = numel () / npts; |
| 4773 | 321 howmany = (stride == 1 ? howmany : |
| 322 (howmany > stride ? stride : howmany)); | |
| 5275 | 323 octave_idx_type nloop = (stride == 1 ? 1 : numel () / npts / stride); |
| 324 octave_idx_type dist = (stride == 1 ? npts : 1); | |
| 4773 | 325 |
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326 F77_FUNC (zffti, ZFFTI) (npts, pwsave); |
| 4773 | 327 |
| 5275 | 328 for (octave_idx_type k = 0; k < nloop; k++) |
| 4773 | 329 { |
| 5275 | 330 for (octave_idx_type j = 0; j < howmany; j++) |
| 4773 | 331 { |
| 332 OCTAVE_QUIT; | |
| 333 | |
| 5275 | 334 for (octave_idx_type l = 0; l < npts; l++) |
| 4773 | 335 prow[l] = retval ((l + k*npts)*stride + j*dist); |
| 336 | |
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337 F77_FUNC (zfftf, ZFFTF) (npts, prow, pwsave); |
| 4773 | 338 |
| 5275 | 339 for (octave_idx_type l = 0; l < npts; l++) |
| 4773 | 340 retval ((l + k*npts)*stride + j*dist) = prow[l]; |
| 341 } | |
| 342 } | |
| 343 | |
| 344 stride *= dv2(i); | |
| 345 } | |
| 346 | |
| 347 return retval; | |
| 348 } | |
| 349 | |
| 350 ComplexNDArray | |
| 351 ComplexNDArray::ifourier2d (void) const | |
| 352 { | |
| 353 dim_vector dv = dims(); | |
| 354 dim_vector dv2 (dv(0), dv(1)); | |
| 355 int rank = 2; | |
| 356 ComplexNDArray retval (*this); | |
| 5275 | 357 octave_idx_type stride = 1; |
| 4773 | 358 |
| 359 for (int i = 0; i < rank; i++) | |
| 360 { | |
| 5275 | 361 octave_idx_type npts = dv2(i); |
| 362 octave_idx_type nn = 4*npts+15; | |
| 4773 | 363 Array<Complex> wsave (nn); |
| 364 Complex *pwsave = wsave.fortran_vec (); | |
| 365 Array<Complex> row (npts); | |
| 366 Complex *prow = row.fortran_vec (); | |
| 367 | |
| 5275 | 368 octave_idx_type howmany = numel () / npts; |
| 4773 | 369 howmany = (stride == 1 ? howmany : |
| 370 (howmany > stride ? stride : howmany)); | |
| 5275 | 371 octave_idx_type nloop = (stride == 1 ? 1 : numel () / npts / stride); |
| 372 octave_idx_type dist = (stride == 1 ? npts : 1); | |
| 4773 | 373 |
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374 F77_FUNC (zffti, ZFFTI) (npts, pwsave); |
| 4773 | 375 |
| 5275 | 376 for (octave_idx_type k = 0; k < nloop; k++) |
| 4773 | 377 { |
| 5275 | 378 for (octave_idx_type j = 0; j < howmany; j++) |
| 4773 | 379 { |
| 380 OCTAVE_QUIT; | |
| 381 | |
| 5275 | 382 for (octave_idx_type l = 0; l < npts; l++) |
| 4773 | 383 prow[l] = retval ((l + k*npts)*stride + j*dist); |
| 384 | |
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385 F77_FUNC (zfftb, ZFFTB) (npts, prow, pwsave); |
| 4773 | 386 |
| 5275 | 387 for (octave_idx_type l = 0; l < npts; l++) |
| 4773 | 388 retval ((l + k*npts)*stride + j*dist) = prow[l] / |
| 389 static_cast<double> (npts); | |
| 390 } | |
| 391 } | |
| 392 | |
| 393 stride *= dv2(i); | |
| 394 } | |
| 395 | |
| 396 return retval; | |
| 397 } | |
| 398 | |
| 399 ComplexNDArray | |
| 400 ComplexNDArray::fourierNd (void) const | |
| 401 { | |
| 402 dim_vector dv = dims (); | |
| 403 int rank = dv.length (); | |
| 404 ComplexNDArray retval (*this); | |
| 5275 | 405 octave_idx_type stride = 1; |
| 4773 | 406 |
| 407 for (int i = 0; i < rank; i++) | |
| 408 { | |
| 5275 | 409 octave_idx_type npts = dv(i); |
| 410 octave_idx_type nn = 4*npts+15; | |
| 4773 | 411 Array<Complex> wsave (nn); |
| 412 Complex *pwsave = wsave.fortran_vec (); | |
| 413 Array<Complex> row (npts); | |
| 414 Complex *prow = row.fortran_vec (); | |
| 415 | |
| 5275 | 416 octave_idx_type howmany = numel () / npts; |
| 4773 | 417 howmany = (stride == 1 ? howmany : |
| 418 (howmany > stride ? stride : howmany)); | |
| 5275 | 419 octave_idx_type nloop = (stride == 1 ? 1 : numel () / npts / stride); |
| 420 octave_idx_type dist = (stride == 1 ? npts : 1); | |
| 4773 | 421 |
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422 F77_FUNC (zffti, ZFFTI) (npts, pwsave); |
| 4773 | 423 |
| 5275 | 424 for (octave_idx_type k = 0; k < nloop; k++) |
| 4773 | 425 { |
| 5275 | 426 for (octave_idx_type j = 0; j < howmany; j++) |
| 4773 | 427 { |
| 428 OCTAVE_QUIT; | |
| 429 | |
| 5275 | 430 for (octave_idx_type l = 0; l < npts; l++) |
| 4773 | 431 prow[l] = retval ((l + k*npts)*stride + j*dist); |
| 432 | |
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433 F77_FUNC (zfftf, ZFFTF) (npts, prow, pwsave); |
| 4773 | 434 |
| 5275 | 435 for (octave_idx_type l = 0; l < npts; l++) |
| 4773 | 436 retval ((l + k*npts)*stride + j*dist) = prow[l]; |
| 437 } | |
| 438 } | |
| 439 | |
| 440 stride *= dv(i); | |
| 441 } | |
| 442 | |
| 443 return retval; | |
| 444 } | |
| 445 | |
| 446 ComplexNDArray | |
| 447 ComplexNDArray::ifourierNd (void) const | |
| 448 { | |
| 449 dim_vector dv = dims (); | |
| 450 int rank = dv.length (); | |
| 451 ComplexNDArray retval (*this); | |
| 5275 | 452 octave_idx_type stride = 1; |
| 4773 | 453 |
| 454 for (int i = 0; i < rank; i++) | |
| 455 { | |
| 5275 | 456 octave_idx_type npts = dv(i); |
| 457 octave_idx_type nn = 4*npts+15; | |
| 4773 | 458 Array<Complex> wsave (nn); |
| 459 Complex *pwsave = wsave.fortran_vec (); | |
| 460 Array<Complex> row (npts); | |
| 461 Complex *prow = row.fortran_vec (); | |
| 462 | |
| 5275 | 463 octave_idx_type howmany = numel () / npts; |
| 4773 | 464 howmany = (stride == 1 ? howmany : |
| 465 (howmany > stride ? stride : howmany)); | |
| 5275 | 466 octave_idx_type nloop = (stride == 1 ? 1 : numel () / npts / stride); |
| 467 octave_idx_type dist = (stride == 1 ? npts : 1); | |
| 4773 | 468 |
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469 F77_FUNC (zffti, ZFFTI) (npts, pwsave); |
| 4773 | 470 |
| 5275 | 471 for (octave_idx_type k = 0; k < nloop; k++) |
| 4773 | 472 { |
| 5275 | 473 for (octave_idx_type j = 0; j < howmany; j++) |
| 4773 | 474 { |
| 475 OCTAVE_QUIT; | |
| 476 | |
| 5275 | 477 for (octave_idx_type l = 0; l < npts; l++) |
| 4773 | 478 prow[l] = retval ((l + k*npts)*stride + j*dist); |
| 479 | |
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480 F77_FUNC (zfftb, ZFFTB) (npts, prow, pwsave); |
| 4773 | 481 |
| 5275 | 482 for (octave_idx_type l = 0; l < npts; l++) |
| 4773 | 483 retval ((l + k*npts)*stride + j*dist) = prow[l] / |
| 484 static_cast<double> (npts); | |
| 485 } | |
| 486 } | |
| 487 | |
| 488 stride *= dv(i); | |
| 489 } | |
| 490 | |
| 491 return retval; | |
| 492 } | |
| 493 | |
| 494 #endif | |
| 495 | |
| 4543 | 496 // unary operations |
| 497 | |
| 498 boolNDArray | |
| 499 ComplexNDArray::operator ! (void) const | |
| 500 { | |
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501 return do_mx_unary_op<boolNDArray, ComplexNDArray> (*this, mx_inline_not); |
| 4543 | 502 } |
| 503 | |
| 5775 | 504 // FIXME -- this is not quite the right thing. |
| 4514 | 505 |
| 4687 | 506 bool |
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507 ComplexNDArray::any_element_is_nan (void) const |
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508 { |
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509 octave_idx_type nel = nelem (); |
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510 |
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511 for (octave_idx_type i = 0; i < nel; i++) |
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512 { |
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513 Complex val = elem (i); |
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514 if (xisnan (val)) |
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515 return true; |
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516 } |
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517 return false; |
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518 } |
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519 |
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520 bool |
| 4687 | 521 ComplexNDArray::any_element_is_inf_or_nan (void) const |
| 522 { | |
| 5275 | 523 octave_idx_type nel = nelem (); |
| 4687 | 524 |
| 5275 | 525 for (octave_idx_type i = 0; i < nel; i++) |
| 4687 | 526 { |
| 527 Complex val = elem (i); | |
| 528 if (xisinf (val) || xisnan (val)) | |
| 529 return true; | |
| 530 } | |
| 531 return false; | |
| 532 } | |
| 533 | |
| 534 // Return true if no elements have imaginary components. | |
| 535 | |
| 536 bool | |
| 537 ComplexNDArray::all_elements_are_real (void) const | |
| 538 { | |
| 5275 | 539 octave_idx_type nel = nelem (); |
| 4687 | 540 |
| 5275 | 541 for (octave_idx_type i = 0; i < nel; i++) |
| 4687 | 542 { |
| 5260 | 543 double ip = std::imag (elem (i)); |
| 4687 | 544 |
| 545 if (ip != 0.0 || lo_ieee_signbit (ip)) | |
| 546 return false; | |
| 547 } | |
| 548 | |
| 549 return true; | |
| 550 } | |
| 551 | |
| 552 // Return nonzero if any element of CM has a non-integer real or | |
| 553 // imaginary part. Also extract the largest and smallest (real or | |
| 554 // imaginary) values and return them in MAX_VAL and MIN_VAL. | |
| 555 | |
| 556 bool | |
| 557 ComplexNDArray::all_integers (double& max_val, double& min_val) const | |
| 558 { | |
| 5275 | 559 octave_idx_type nel = nelem (); |
| 4687 | 560 |
| 561 if (nel > 0) | |
| 562 { | |
| 563 Complex val = elem (0); | |
| 564 | |
| 5260 | 565 double r_val = std::real (val); |
| 566 double i_val = std::imag (val); | |
| 4687 | 567 |
| 568 max_val = r_val; | |
| 569 min_val = r_val; | |
| 570 | |
| 571 if (i_val > max_val) | |
| 572 max_val = i_val; | |
| 573 | |
| 574 if (i_val < max_val) | |
| 575 min_val = i_val; | |
| 576 } | |
| 577 else | |
| 578 return false; | |
| 579 | |
| 5275 | 580 for (octave_idx_type i = 0; i < nel; i++) |
| 4687 | 581 { |
| 582 Complex val = elem (i); | |
| 583 | |
| 5260 | 584 double r_val = std::real (val); |
| 585 double i_val = std::imag (val); | |
| 4687 | 586 |
| 587 if (r_val > max_val) | |
| 588 max_val = r_val; | |
| 589 | |
| 590 if (i_val > max_val) | |
| 591 max_val = i_val; | |
| 592 | |
| 593 if (r_val < min_val) | |
| 594 min_val = r_val; | |
| 595 | |
| 596 if (i_val < min_val) | |
| 597 min_val = i_val; | |
| 598 | |
| 599 if (D_NINT (r_val) != r_val || D_NINT (i_val) != i_val) | |
| 600 return false; | |
| 601 } | |
| 602 | |
| 603 return true; | |
| 604 } | |
| 605 | |
| 606 bool | |
| 607 ComplexNDArray::too_large_for_float (void) const | |
| 608 { | |
| 5275 | 609 octave_idx_type nel = nelem (); |
| 4687 | 610 |
| 5275 | 611 for (octave_idx_type i = 0; i < nel; i++) |
| 4687 | 612 { |
| 613 Complex val = elem (i); | |
| 614 | |
| 5260 | 615 double r_val = std::real (val); |
| 616 double i_val = std::imag (val); | |
| 4687 | 617 |
| 5389 | 618 if ((! (xisnan (r_val) || xisinf (r_val)) |
| 5387 | 619 && fabs (r_val) > FLT_MAX) |
| 5389 | 620 || (! (xisnan (i_val) || xisinf (i_val)) |
| 5387 | 621 && fabs (i_val) > FLT_MAX)) |
| 4687 | 622 return true; |
| 623 } | |
| 624 | |
| 625 return false; | |
| 626 } | |
| 627 | |
| 4556 | 628 boolNDArray |
| 4514 | 629 ComplexNDArray::all (int dim) const |
| 630 { | |
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631 return do_mx_red_op<boolNDArray, Complex> (*this, dim, mx_inline_all); |
| 4514 | 632 } |
| 633 | |
| 4556 | 634 boolNDArray |
| 4514 | 635 ComplexNDArray::any (int dim) const |
| 636 { | |
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637 return do_mx_red_op<boolNDArray, Complex> (*this, dim, mx_inline_any); |
| 4569 | 638 } |
| 639 | |
| 4584 | 640 ComplexNDArray |
| 4569 | 641 ComplexNDArray::cumprod (int dim) const |
| 642 { | |
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643 return do_mx_cum_op<ComplexNDArray, Complex> (*this, dim, mx_inline_cumprod); |
| 4569 | 644 } |
| 645 | |
| 4584 | 646 ComplexNDArray |
| 4569 | 647 ComplexNDArray::cumsum (int dim) const |
| 648 { | |
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649 return do_mx_cum_op<ComplexNDArray, Complex> (*this, dim, mx_inline_cumsum); |
| 4569 | 650 } |
| 651 | |
| 652 ComplexNDArray | |
| 653 ComplexNDArray::prod (int dim) const | |
| 654 { | |
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655 return do_mx_red_op<ComplexNDArray, Complex> (*this, dim, mx_inline_prod); |
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656 } |
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657 |
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658 ComplexNDArray |
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659 ComplexNDArray::sum (int dim) const |
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660 { |
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661 return do_mx_red_op<ComplexNDArray, Complex> (*this, dim, mx_inline_sum); |
| 4569 | 662 } |
| 663 | |
| 664 ComplexNDArray | |
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665 ComplexNDArray::xsum (int dim) const |
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666 { |
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667 return do_mx_red_op<ComplexNDArray, Complex> (*this, dim, mx_inline_xsum); |
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668 } |
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669 |
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670 ComplexNDArray |
| 4569 | 671 ComplexNDArray::sumsq (int dim) const |
| 672 { | |
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673 return do_mx_red_op<NDArray, Complex> (*this, dim, mx_inline_sumsq); |
| 4569 | 674 } |
| 675 | |
| 4915 | 676 ComplexNDArray |
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677 ComplexNDArray::diff (octave_idx_type order, int dim) const |
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678 { |
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679 return do_mx_diff_op<ComplexNDArray> (*this, dim, order, mx_inline_diff); |
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680 } |
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681 |
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682 ComplexNDArray |
| 5275 | 683 ComplexNDArray::concat (const ComplexNDArray& rb, const Array<octave_idx_type>& ra_idx) |
| 4915 | 684 { |
| 4940 | 685 if (rb.numel () > 0) |
| 5073 | 686 insert (rb, ra_idx); |
| 687 return *this; | |
| 4915 | 688 } |
| 689 | |
| 690 ComplexNDArray | |
| 5275 | 691 ComplexNDArray::concat (const NDArray& rb, const Array<octave_idx_type>& ra_idx) |
| 4758 | 692 { |
| 4915 | 693 ComplexNDArray tmp (rb); |
| 4940 | 694 if (rb.numel () > 0) |
| 5073 | 695 insert (tmp, ra_idx); |
| 696 return *this; | |
| 4915 | 697 } |
| 698 | |
| 699 ComplexNDArray | |
| 5275 | 700 concat (NDArray& ra, ComplexNDArray& rb, const Array<octave_idx_type>& ra_idx) |
| 4915 | 701 { |
| 702 ComplexNDArray retval (ra); | |
| 4940 | 703 if (rb.numel () > 0) |
| 4915 | 704 retval.insert (rb, ra_idx); |
| 705 return retval; | |
| 4758 | 706 } |
| 707 | |
| 4844 | 708 static const Complex Complex_NaN_result (octave_NaN, octave_NaN); |
| 709 | |
| 710 ComplexNDArray | |
| 711 ComplexNDArray::max (int dim) const | |
| 712 { | |
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713 return do_mx_minmax_op<ComplexNDArray> (*this, dim, mx_inline_max); |
| 4844 | 714 } |
| 715 | |
| 716 ComplexNDArray | |
| 5275 | 717 ComplexNDArray::max (ArrayN<octave_idx_type>& idx_arg, int dim) const |
| 4844 | 718 { |
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719 return do_mx_minmax_op<ComplexNDArray> (*this, idx_arg, dim, mx_inline_max); |
| 4844 | 720 } |
| 721 | |
| 722 ComplexNDArray | |
| 723 ComplexNDArray::min (int dim) const | |
| 724 { | |
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725 return do_mx_minmax_op<ComplexNDArray> (*this, dim, mx_inline_min); |
| 4844 | 726 } |
| 727 | |
| 728 ComplexNDArray | |
| 5275 | 729 ComplexNDArray::min (ArrayN<octave_idx_type>& idx_arg, int dim) const |
| 4844 | 730 { |
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731 return do_mx_minmax_op<ComplexNDArray> (*this, idx_arg, dim, mx_inline_min); |
| 4844 | 732 } |
| 733 | |
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734 ComplexNDArray |
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735 ComplexNDArray::cummax (int dim) const |
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736 { |
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737 return do_mx_cumminmax_op<ComplexNDArray> (*this, dim, mx_inline_cummax); |
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738 } |
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739 |
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740 ComplexNDArray |
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741 ComplexNDArray::cummax (ArrayN<octave_idx_type>& idx_arg, int dim) const |
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Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
742 { |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
743 return do_mx_cumminmax_op<ComplexNDArray> (*this, idx_arg, dim, mx_inline_cummax); |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
744 } |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
745 |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
746 ComplexNDArray |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
747 ComplexNDArray::cummin (int dim) const |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
748 { |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
749 return do_mx_cumminmax_op<ComplexNDArray> (*this, dim, mx_inline_cummin); |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
750 } |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
751 |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
752 ComplexNDArray |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
753 ComplexNDArray::cummin (ArrayN<octave_idx_type>& idx_arg, int dim) const |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
754 { |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
755 return do_mx_cumminmax_op<ComplexNDArray> (*this, idx_arg, dim, mx_inline_cummin); |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
756 } |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
757 |
| 4634 | 758 NDArray |
| 4569 | 759 ComplexNDArray::abs (void) const |
| 760 { | |
|
8650
a1ae2aae903e
abs,real,imag,conj: use code from mx-inlines rather than the generic map
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
761 return NDArray (mx_inline_cabs_dup (data (), length ()), |
|
a1ae2aae903e
abs,real,imag,conj: use code from mx-inlines rather than the generic map
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
762 dims ()); |
|
a1ae2aae903e
abs,real,imag,conj: use code from mx-inlines rather than the generic map
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
763 } |
| 4634 | 764 |
|
8998
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
765 boolNDArray |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
766 ComplexNDArray::isnan (void) const |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
767 { |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
768 return ArrayN<bool> (fastmap<bool> (xisnan)); |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
769 } |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
770 |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
771 boolNDArray |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
772 ComplexNDArray::isinf (void) const |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
773 { |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
774 return ArrayN<bool> (fastmap<bool> (xisinf)); |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
775 } |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
776 |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
777 boolNDArray |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
778 ComplexNDArray::isfinite (void) const |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
779 { |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
780 return ArrayN<bool> (fastmap<bool> (xfinite)); |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
781 } |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
782 |
|
8650
a1ae2aae903e
abs,real,imag,conj: use code from mx-inlines rather than the generic map
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
783 ComplexNDArray |
|
a1ae2aae903e
abs,real,imag,conj: use code from mx-inlines rather than the generic map
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
784 conj (const ComplexNDArray& a) |
|
a1ae2aae903e
abs,real,imag,conj: use code from mx-inlines rather than the generic map
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
785 { |
|
a1ae2aae903e
abs,real,imag,conj: use code from mx-inlines rather than the generic map
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
786 return ComplexNDArray (mx_inline_conj_dup (a.data (), a.length ()), |
|
a1ae2aae903e
abs,real,imag,conj: use code from mx-inlines rather than the generic map
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
787 a.dims ()); |
| 4514 | 788 } |
| 789 | |
| 4765 | 790 ComplexNDArray& |
| 5275 | 791 ComplexNDArray::insert (const NDArray& a, octave_idx_type r, octave_idx_type c) |
| 4765 | 792 { |
| 793 dim_vector a_dv = a.dims (); | |
| 794 | |
| 795 int n = a_dv.length (); | |
| 796 | |
| 797 if (n == dimensions.length ()) | |
| 798 { | |
| 5275 | 799 Array<octave_idx_type> a_ra_idx (a_dv.length (), 0); |
| 4765 | 800 |
| 801 a_ra_idx.elem (0) = r; | |
| 802 a_ra_idx.elem (1) = c; | |
| 803 | |
| 804 for (int i = 0; i < n; i++) | |
| 805 { | |
| 806 if (a_ra_idx (i) < 0 || (a_ra_idx (i) + a_dv (i)) > dimensions (i)) | |
| 807 { | |
| 808 (*current_liboctave_error_handler) | |
| 809 ("Array<T>::insert: range error for insert"); | |
| 810 return *this; | |
| 811 } | |
| 812 } | |
| 813 | |
| 814 a_ra_idx.elem (0) = 0; | |
| 815 a_ra_idx.elem (1) = 0; | |
| 816 | |
| 5275 | 817 octave_idx_type n_elt = a.numel (); |
| 4765 | 818 |
| 819 // IS make_unique () NECCESSARY HERE?? | |
| 820 | |
| 5275 | 821 for (octave_idx_type i = 0; i < n_elt; i++) |
| 4765 | 822 { |
| 5275 | 823 Array<octave_idx_type> ra_idx = a_ra_idx; |
| 4765 | 824 |
| 825 ra_idx.elem (0) = a_ra_idx (0) + r; | |
| 826 ra_idx.elem (1) = a_ra_idx (1) + c; | |
| 827 | |
| 828 elem (ra_idx) = a.elem (a_ra_idx); | |
| 829 | |
| 830 increment_index (a_ra_idx, a_dv); | |
| 831 } | |
| 832 } | |
| 833 else | |
| 834 (*current_liboctave_error_handler) | |
| 835 ("Array<T>::insert: invalid indexing operation"); | |
| 836 | |
| 837 return *this; | |
| 838 } | |
| 839 | |
| 840 ComplexNDArray& | |
| 5275 | 841 ComplexNDArray::insert (const ComplexNDArray& a, octave_idx_type r, octave_idx_type c) |
| 4765 | 842 { |
| 843 Array<Complex>::insert (a, r, c); | |
| 844 return *this; | |
| 845 } | |
| 846 | |
| 4915 | 847 ComplexNDArray& |
| 5275 | 848 ComplexNDArray::insert (const ComplexNDArray& a, const Array<octave_idx_type>& ra_idx) |
| 4915 | 849 { |
| 850 Array<Complex>::insert (a, ra_idx); | |
| 851 return *this; | |
| 852 } | |
| 853 | |
| 4514 | 854 ComplexMatrix |
| 855 ComplexNDArray::matrix_value (void) const | |
| 856 { | |
| 857 ComplexMatrix retval; | |
| 858 | |
|
8981
ed5055b0a476
fix & simplify ndarray->matrix conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8956
diff
changeset
|
859 if (ndims () == 2) |
|
ed5055b0a476
fix & simplify ndarray->matrix conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8956
diff
changeset
|
860 retval = ComplexMatrix (Array2<Complex> (*this)); |
|
ed5055b0a476
fix & simplify ndarray->matrix conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8956
diff
changeset
|
861 else |
|
ed5055b0a476
fix & simplify ndarray->matrix conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8956
diff
changeset
|
862 (*current_liboctave_error_handler) |
|
ed5055b0a476
fix & simplify ndarray->matrix conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8956
diff
changeset
|
863 ("invalid conversion of ComplexNDArray to ComplexMatrix"); |
| 4514 | 864 |
| 865 return retval; | |
| 866 } | |
| 867 | |
| 4532 | 868 void |
| 5275 | 869 ComplexNDArray::increment_index (Array<octave_idx_type>& ra_idx, |
| 4532 | 870 const dim_vector& dimensions, |
| 871 int start_dimension) | |
| 872 { | |
| 873 ::increment_index (ra_idx, dimensions, start_dimension); | |
| 874 } | |
| 875 | |
| 5275 | 876 octave_idx_type |
| 877 ComplexNDArray::compute_index (Array<octave_idx_type>& ra_idx, | |
| 4556 | 878 const dim_vector& dimensions) |
| 879 { | |
| 880 return ::compute_index (ra_idx, dimensions); | |
| 881 } | |
| 882 | |
|
7620
36594d5bbe13
Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents:
7600
diff
changeset
|
883 ComplexNDArray |
|
36594d5bbe13
Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents:
7600
diff
changeset
|
884 ComplexNDArray::diag (octave_idx_type k) const |
|
36594d5bbe13
Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents:
7600
diff
changeset
|
885 { |
|
36594d5bbe13
Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents:
7600
diff
changeset
|
886 return MArrayN<Complex>::diag (k); |
|
36594d5bbe13
Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents:
7600
diff
changeset
|
887 } |
|
36594d5bbe13
Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents:
7600
diff
changeset
|
888 |
|
7503
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
889 NDArray |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
890 ComplexNDArray::map (dmapper fcn) const |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
891 { |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
892 return MArrayN<Complex>::map<double> (func_ptr (fcn)); |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
893 } |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
894 |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
895 ComplexNDArray |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
896 ComplexNDArray::map (cmapper fcn) const |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
897 { |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
898 return MArrayN<Complex>::map<Complex> (func_ptr (fcn)); |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
899 } |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
900 |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
901 boolNDArray |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
902 ComplexNDArray::map (bmapper fcn) const |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
903 { |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
904 return MArrayN<Complex>::map<bool> (func_ptr (fcn)); |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
905 } |
| 4687 | 906 |
| 907 // This contains no information on the array structure !!! | |
| 908 std::ostream& | |
| 909 operator << (std::ostream& os, const ComplexNDArray& a) | |
| 910 { | |
| 5275 | 911 octave_idx_type nel = a.nelem (); |
| 4687 | 912 |
| 5275 | 913 for (octave_idx_type i = 0; i < nel; i++) |
| 4687 | 914 { |
| 915 os << " "; | |
| 916 octave_write_complex (os, a.elem (i)); | |
| 917 os << "\n"; | |
| 918 } | |
| 919 return os; | |
| 920 } | |
| 921 | |
| 922 std::istream& | |
| 923 operator >> (std::istream& is, ComplexNDArray& a) | |
| 924 { | |
| 5275 | 925 octave_idx_type nel = a.nelem (); |
| 4687 | 926 |
|
8999
dc07bc4157b8
allow empty matrices in stream input operators
Jaroslav Hajek <highegg@gmail.com>
parents:
8998
diff
changeset
|
927 if (nel > 0) |
| 4687 | 928 { |
| 929 Complex tmp; | |
| 5275 | 930 for (octave_idx_type i = 0; i < nel; i++) |
| 4687 | 931 { |
|
9469
c6edba80dfae
sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents:
9227
diff
changeset
|
932 tmp = octave_read_value<Complex> (is); |
| 4687 | 933 if (is) |
| 934 a.elem (i) = tmp; | |
| 935 else | |
| 936 goto done; | |
| 937 } | |
| 938 } | |
| 939 | |
| 940 done: | |
| 941 | |
| 942 return is; | |
| 943 } | |
| 944 | |
| 5775 | 945 // FIXME -- it would be nice to share code among the min/max |
| 4844 | 946 // functions below. |
| 947 | |
| 948 #define EMPTY_RETURN_CHECK(T) \ | |
| 949 if (nel == 0) \ | |
| 950 return T (dv); | |
| 951 | |
| 952 ComplexNDArray | |
| 953 min (const Complex& c, const ComplexNDArray& m) | |
| 954 { | |
| 955 dim_vector dv = m.dims (); | |
| 956 int nel = dv.numel (); | |
| 957 | |
| 958 EMPTY_RETURN_CHECK (ComplexNDArray); | |
| 959 | |
| 960 ComplexNDArray result (dv); | |
| 961 | |
| 962 for (int i = 0; i < nel; i++) | |
| 963 { | |
| 964 OCTAVE_QUIT; | |
| 965 result (i) = xmin (c, m (i)); | |
| 966 } | |
| 967 | |
| 968 return result; | |
| 969 } | |
| 970 | |
| 971 ComplexNDArray | |
| 972 min (const ComplexNDArray& m, const Complex& c) | |
| 973 { | |
| 974 dim_vector dv = m.dims (); | |
| 975 int nel = dv.numel (); | |
| 976 | |
| 977 EMPTY_RETURN_CHECK (ComplexNDArray); | |
| 978 | |
| 979 ComplexNDArray result (dv); | |
| 980 | |
| 981 for (int i = 0; i < nel; i++) | |
| 982 { | |
| 983 OCTAVE_QUIT; | |
| 984 result (i) = xmin (c, m (i)); | |
| 985 } | |
| 986 | |
| 987 return result; | |
| 988 } | |
| 989 | |
| 990 ComplexNDArray | |
| 991 min (const ComplexNDArray& a, const ComplexNDArray& b) | |
| 992 { | |
| 993 dim_vector dv = a.dims (); | |
| 994 int nel = dv.numel (); | |
| 995 | |
| 996 if (dv != b.dims ()) | |
| 997 { | |
| 998 (*current_liboctave_error_handler) | |
| 999 ("two-arg min expecting args of same size"); | |
| 1000 return ComplexNDArray (); | |
| 1001 } | |
| 1002 | |
| 1003 EMPTY_RETURN_CHECK (ComplexNDArray); | |
| 1004 | |
| 1005 ComplexNDArray result (dv); | |
| 1006 | |
| 1007 for (int i = 0; i < nel; i++) | |
| 1008 { | |
| 1009 OCTAVE_QUIT; | |
| 1010 result (i) = xmin (a (i), b (i)); | |
| 1011 } | |
| 1012 | |
| 1013 return result; | |
| 1014 } | |
| 1015 | |
| 1016 ComplexNDArray | |
| 1017 max (const Complex& c, const ComplexNDArray& m) | |
| 1018 { | |
| 1019 dim_vector dv = m.dims (); | |
| 1020 int nel = dv.numel (); | |
| 1021 | |
| 1022 EMPTY_RETURN_CHECK (ComplexNDArray); | |
| 1023 | |
| 1024 ComplexNDArray result (dv); | |
| 1025 | |
| 1026 for (int i = 0; i < nel; i++) | |
| 1027 { | |
| 1028 OCTAVE_QUIT; | |
| 1029 result (i) = xmax (c, m (i)); | |
| 1030 } | |
| 1031 | |
| 1032 return result; | |
| 1033 } | |
| 1034 | |
| 1035 ComplexNDArray | |
| 1036 max (const ComplexNDArray& m, const Complex& c) | |
| 1037 { | |
| 1038 dim_vector dv = m.dims (); | |
| 1039 int nel = dv.numel (); | |
| 1040 | |
| 1041 EMPTY_RETURN_CHECK (ComplexNDArray); | |
| 1042 | |
| 1043 ComplexNDArray result (dv); | |
| 1044 | |
| 1045 for (int i = 0; i < nel; i++) | |
| 1046 { | |
| 1047 OCTAVE_QUIT; | |
| 1048 result (i) = xmax (c, m (i)); | |
| 1049 } | |
| 1050 | |
| 1051 return result; | |
| 1052 } | |
| 1053 | |
| 1054 ComplexNDArray | |
| 1055 max (const ComplexNDArray& a, const ComplexNDArray& b) | |
| 1056 { | |
| 1057 dim_vector dv = a.dims (); | |
| 1058 int nel = dv.numel (); | |
| 1059 | |
| 1060 if (dv != b.dims ()) | |
| 1061 { | |
| 1062 (*current_liboctave_error_handler) | |
| 1063 ("two-arg max expecting args of same size"); | |
| 1064 return ComplexNDArray (); | |
| 1065 } | |
| 1066 | |
| 1067 EMPTY_RETURN_CHECK (ComplexNDArray); | |
| 1068 | |
| 1069 ComplexNDArray result (dv); | |
| 1070 | |
| 1071 for (int i = 0; i < nel; i++) | |
| 1072 { | |
| 1073 OCTAVE_QUIT; | |
| 1074 result (i) = xmax (a (i), b (i)); | |
| 1075 } | |
| 1076 | |
| 1077 return result; | |
| 1078 } | |
| 1079 | |
|
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1080 NDS_CMP_OPS (ComplexNDArray, Complex) |
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1081 NDS_BOOL_OPS (ComplexNDArray, Complex) |
| 4543 | 1082 |
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1083 SND_CMP_OPS (Complex, ComplexNDArray) |
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1084 SND_BOOL_OPS (Complex, ComplexNDArray) |
| 4543 | 1085 |
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1086 NDND_CMP_OPS (ComplexNDArray, ComplexNDArray) |
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1087 NDND_BOOL_OPS (ComplexNDArray, ComplexNDArray) |
| 4543 | 1088 |
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1089 ComplexNDArray& operator *= (ComplexNDArray& a, double s) |
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1090 { |
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1091 if (a.is_shared ()) |
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1092 a = a * s; |
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1093 else |
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1094 do_ms_inplace_op<ComplexNDArray, double> (a, s, mx_inline_mul2); |
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1095 return a; |
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1096 } |
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1097 |
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1098 ComplexNDArray& operator /= (ComplexNDArray& a, double s) |
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1099 { |
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1100 if (a.is_shared ()) |
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1101 return a = a / s; |
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1102 else |
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1103 do_ms_inplace_op<ComplexNDArray, double> (a, s, mx_inline_div2); |
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1104 return a; |
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1105 } |
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1106 |
| 4514 | 1107 /* |
| 1108 ;;; Local Variables: *** | |
| 1109 ;;; mode: C++ *** | |
| 1110 ;;; End: *** | |
| 1111 */ |