Mercurial > octave-nkf
annotate src/xpow.cc @ 10160:cd96d29c5efa
remove Emacs local-variable settings from source files in src directory
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Wed, 20 Jan 2010 20:39:26 -0500 |
| parents | 1b883ce66707 |
| children | 57a59eae83cc |
| rev | line source |
|---|---|
| 1 | 1 /* |
| 2 | |
| 7017 | 3 Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 2000, 2002, 2003, |
| 8920 | 4 2004, 2005, 2006, 2007, 2008 John W. Eaton |
| 1 | 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. | |
| 1 | 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/>. | |
| 1 | 21 |
| 22 */ | |
| 23 | |
| 240 | 24 #ifdef HAVE_CONFIG_H |
| 1192 | 25 #include <config.h> |
| 1 | 26 #endif |
| 27 | |
| 1343 | 28 #include <cassert> |
| 1580 | 29 #include <climits> |
| 1343 | 30 |
| 4669 | 31 #include "Array-util.h" |
| 1352 | 32 #include "CColVector.h" |
| 453 | 33 #include "CDiagMatrix.h" |
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34 #include "fCDiagMatrix.h" |
| 1352 | 35 #include "CMatrix.h" |
| 453 | 36 #include "EIG.h" |
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37 #include "fEIG.h" |
| 1352 | 38 #include "dDiagMatrix.h" |
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39 #include "fDiagMatrix.h" |
| 1352 | 40 #include "dMatrix.h" |
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41 #include "PermMatrix.h" |
| 3585 | 42 #include "mx-cm-cdm.h" |
| 1651 | 43 #include "oct-cmplx.h" |
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44 #include "Range.h" |
| 4153 | 45 #include "quit.h" |
| 1352 | 46 |
| 47 #include "error.h" | |
| 4055 | 48 #include "oct-obj.h" |
| 1567 | 49 #include "utils.h" |
| 1352 | 50 #include "xpow.h" |
| 1 | 51 |
| 5275 | 52 #ifdef _OPENMP |
| 53 #include <omp.h> | |
| 54 #endif | |
| 55 | |
| 1567 | 56 static inline int |
| 57 xisint (double x) | |
| 58 { | |
| 59 return (D_NINT (x) == x | |
| 60 && ((x >= 0 && x < INT_MAX) | |
| 61 || (x <= 0 && x > INT_MIN))); | |
| 62 } | |
| 63 | |
| 767 | 64 // Safer pow functions. |
| 65 // | |
| 66 // op2 \ op1: s m cs cm | |
| 67 // +-- +---+---+----+----+ | |
| 68 // scalar | | 1 | 5 | 7 | 11 | | |
| 69 // +---+---+----+----+ | |
| 2365 | 70 // matrix | 2 | * | 8 | * | |
| 767 | 71 // +---+---+----+----+ |
| 72 // complex_scalar | 3 | 6 | 9 | 12 | | |
| 73 // +---+---+----+----+ | |
| 2365 | 74 // complex_matrix | 4 | * | 10 | * | |
| 767 | 75 // +---+---+----+----+ |
| 1 | 76 |
| 767 | 77 // -*- 1 -*- |
| 2086 | 78 octave_value |
| 1 | 79 xpow (double a, double b) |
| 80 { | |
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81 double retval; |
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82 |
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83 if (a < 0.0 && ! xisint (b)) |
| 1 | 84 { |
| 5260 | 85 Complex atmp (a); |
| 4682 | 86 |
| 5260 | 87 return std::pow (atmp, b); |
| 1 | 88 } |
| 89 else | |
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90 retval = std::pow (a, b); |
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91 |
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92 return retval; |
| 1 | 93 } |
| 94 | |
| 767 | 95 // -*- 2 -*- |
| 2086 | 96 octave_value |
| 164 | 97 xpow (double a, const Matrix& b) |
| 1 | 98 { |
| 2086 | 99 octave_value retval; |
| 1 | 100 |
| 5275 | 101 octave_idx_type nr = b.rows (); |
| 102 octave_idx_type nc = b.cols (); | |
| 1 | 103 |
| 104 if (nr == 0 || nc == 0 || nr != nc) | |
| 105 error ("for x^A, A must be square"); | |
| 106 else | |
| 107 { | |
| 108 EIG b_eig (b); | |
| 109 | |
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110 if (! error_state) |
| 1 | 111 { |
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112 ComplexColumnVector lambda (b_eig.eigenvalues ()); |
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113 ComplexMatrix Q (b_eig.eigenvectors ()); |
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114 |
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115 for (octave_idx_type i = 0; i < nr; i++) |
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116 { |
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117 Complex elt = lambda(i); |
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118 if (std::imag (elt) == 0.0) |
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119 lambda(i) = std::pow (a, std::real (elt)); |
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120 else |
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121 lambda(i) = std::pow (a, elt); |
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122 } |
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123 ComplexDiagMatrix D (lambda); |
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124 |
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125 retval = ComplexMatrix (Q * D * Q.inverse ()); |
| 1 | 126 } |
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127 else |
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128 error ("xpow: matrix diagonalization failed"); |
| 1 | 129 } |
| 130 | |
| 131 return retval; | |
| 132 } | |
| 133 | |
| 767 | 134 // -*- 3 -*- |
| 2086 | 135 octave_value |
| 164 | 136 xpow (double a, const Complex& b) |
| 1 | 137 { |
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138 Complex result = std::pow (a, b); |
| 1567 | 139 return result; |
| 1 | 140 } |
| 141 | |
| 767 | 142 // -*- 4 -*- |
| 2086 | 143 octave_value |
| 164 | 144 xpow (double a, const ComplexMatrix& b) |
| 1 | 145 { |
| 2086 | 146 octave_value retval; |
| 1 | 147 |
| 5275 | 148 octave_idx_type nr = b.rows (); |
| 149 octave_idx_type nc = b.cols (); | |
| 1 | 150 |
| 151 if (nr == 0 || nc == 0 || nr != nc) | |
| 2365 | 152 error ("for x^A, A must be square"); |
| 1 | 153 else |
| 154 { | |
| 155 EIG b_eig (b); | |
| 156 | |
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157 if (! error_state) |
| 1 | 158 { |
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159 ComplexColumnVector lambda (b_eig.eigenvalues ()); |
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160 ComplexMatrix Q (b_eig.eigenvectors ()); |
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161 |
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162 for (octave_idx_type i = 0; i < nr; i++) |
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163 { |
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164 Complex elt = lambda(i); |
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165 if (std::imag (elt) == 0.0) |
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166 lambda(i) = std::pow (a, std::real (elt)); |
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167 else |
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168 lambda(i) = std::pow (a, elt); |
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169 } |
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170 ComplexDiagMatrix D (lambda); |
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171 |
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172 retval = ComplexMatrix (Q * D * Q.inverse ()); |
| 1 | 173 } |
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174 else |
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175 error ("xpow: matrix diagonalization failed"); |
| 1 | 176 } |
| 177 | |
| 178 return retval; | |
| 179 } | |
| 180 | |
| 767 | 181 // -*- 5 -*- |
| 2086 | 182 octave_value |
| 164 | 183 xpow (const Matrix& a, double b) |
| 1 | 184 { |
| 2086 | 185 octave_value retval; |
| 1 | 186 |
| 5275 | 187 octave_idx_type nr = a.rows (); |
| 188 octave_idx_type nc = a.cols (); | |
| 1 | 189 |
| 190 if (nr == 0 || nc == 0 || nr != nc) | |
| 2365 | 191 error ("for A^b, A must be square"); |
| 1567 | 192 else |
| 1 | 193 { |
| 2800 | 194 if (static_cast<int> (b) == b) |
| 1 | 195 { |
| 2804 | 196 int btmp = static_cast<int> (b); |
| 1567 | 197 if (btmp == 0) |
| 198 { | |
| 199 retval = DiagMatrix (nr, nr, 1.0); | |
| 200 } | |
| 201 else | |
| 202 { | |
| 203 // Too much copying? | |
| 5775 | 204 // FIXME -- we shouldn't do this if the exponent is |
| 1567 | 205 // large... |
| 206 | |
| 207 Matrix atmp; | |
| 208 if (btmp < 0) | |
| 209 { | |
| 210 btmp = -btmp; | |
| 1655 | 211 |
| 5275 | 212 octave_idx_type info; |
| 1655 | 213 double rcond = 0.0; |
| 6207 | 214 MatrixType mattype (a); |
| 1655 | 215 |
| 6207 | 216 atmp = a.inverse (mattype, info, rcond, 1); |
| 1655 | 217 |
| 218 if (info == -1) | |
| 219 warning ("inverse: matrix singular to machine\ | |
| 220 precision, rcond = %g", rcond); | |
| 1567 | 221 } |
| 222 else | |
| 223 atmp = a; | |
| 224 | |
| 225 Matrix result (atmp); | |
| 3178 | 226 |
| 227 btmp--; | |
| 228 | |
| 229 while (btmp > 0) | |
| 230 { | |
| 231 if (btmp & 1) | |
| 232 result = result * atmp; | |
| 233 | |
| 234 btmp >>= 1; | |
| 235 | |
| 236 if (btmp > 0) | |
| 237 atmp = atmp * atmp; | |
| 238 } | |
| 1567 | 239 |
| 240 retval = result; | |
| 241 } | |
| 1 | 242 } |
| 243 else | |
| 244 { | |
| 1567 | 245 EIG a_eig (a); |
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246 |
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247 if (! error_state) |
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248 { |
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249 ComplexColumnVector lambda (a_eig.eigenvalues ()); |
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250 ComplexMatrix Q (a_eig.eigenvectors ()); |
| 1567 | 251 |
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252 for (octave_idx_type i = 0; i < nr; i++) |
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253 lambda(i) = std::pow (lambda(i), b); |
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254 |
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255 ComplexDiagMatrix D (lambda); |
| 1567 | 256 |
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257 retval = ComplexMatrix (Q * D * Q.inverse ()); |
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258 } |
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259 else |
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260 error ("xpow: matrix diagonalization failed"); |
| 1567 | 261 } |
| 262 } | |
| 1358 | 263 |
| 1567 | 264 return retval; |
| 265 } | |
| 1 | 266 |
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267 // -*- 5d -*- |
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268 octave_value |
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269 xpow (const DiagMatrix& a, double b) |
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270 { |
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271 octave_value retval; |
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272 |
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273 octave_idx_type nr = a.rows (); |
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274 octave_idx_type nc = a.cols (); |
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275 |
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276 if (nr == 0 || nc == 0 || nr != nc) |
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277 error ("for A^b, A must be square"); |
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278 else |
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279 { |
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280 if (static_cast<int> (b) == b) |
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281 { |
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282 DiagMatrix r (nr, nc); |
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283 for (octave_idx_type i = 0; i < nc; i++) |
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284 r(i, i) = std::pow (a(i, i), b); |
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285 retval = r; |
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286 } |
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287 else |
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288 { |
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289 ComplexDiagMatrix r (nr, nc); |
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290 for (octave_idx_type i = 0; i < nc; i++) |
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291 r(i, i) = std::pow (static_cast<Complex> (a(i, i)), b); |
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292 retval = r; |
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293 } |
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294 } |
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295 |
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296 return retval; |
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297 } |
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298 |
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299 // -*- 5p -*- |
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300 octave_value |
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301 xpow (const PermMatrix& a, double b) |
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302 { |
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303 octave_value retval; |
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304 int btmp = static_cast<int> (b); |
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305 if (btmp == b) |
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306 return a.power (btmp); |
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307 else |
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308 return xpow (Matrix (a), b); |
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309 } |
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310 |
| 1567 | 311 // -*- 6 -*- |
| 2086 | 312 octave_value |
| 1567 | 313 xpow (const Matrix& a, const Complex& b) |
| 314 { | |
| 2086 | 315 octave_value retval; |
| 1 | 316 |
| 5275 | 317 octave_idx_type nr = a.rows (); |
| 318 octave_idx_type nc = a.cols (); | |
| 1567 | 319 |
| 320 if (nr == 0 || nc == 0 || nr != nc) | |
| 2365 | 321 error ("for A^b, A must be square"); |
| 1 | 322 else |
| 323 { | |
| 324 EIG a_eig (a); | |
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325 |
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326 if (! error_state) |
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327 { |
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328 ComplexColumnVector lambda (a_eig.eigenvalues ()); |
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329 ComplexMatrix Q (a_eig.eigenvectors ()); |
| 1 | 330 |
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331 for (octave_idx_type i = 0; i < nr; i++) |
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332 lambda(i) = std::pow (lambda(i), b); |
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333 |
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334 ComplexDiagMatrix D (lambda); |
| 1 | 335 |
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336 retval = ComplexMatrix (Q * D * Q.inverse ()); |
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337 } |
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338 else |
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339 error ("xpow: matrix diagonalization failed"); |
| 1 | 340 } |
| 341 | |
| 342 return retval; | |
| 343 } | |
| 344 | |
| 767 | 345 // -*- 7 -*- |
| 2086 | 346 octave_value |
| 164 | 347 xpow (const Complex& a, double b) |
| 1 | 348 { |
| 349 Complex result; | |
| 1567 | 350 |
| 351 if (xisint (b)) | |
| 5260 | 352 result = std::pow (a, static_cast<int> (b)); |
| 1567 | 353 else |
| 5260 | 354 result = std::pow (a, b); |
| 1567 | 355 |
| 356 return result; | |
| 1 | 357 } |
| 358 | |
| 767 | 359 // -*- 8 -*- |
| 2086 | 360 octave_value |
| 164 | 361 xpow (const Complex& a, const Matrix& b) |
| 1 | 362 { |
| 2086 | 363 octave_value retval; |
| 1 | 364 |
| 5275 | 365 octave_idx_type nr = b.rows (); |
| 366 octave_idx_type nc = b.cols (); | |
| 1 | 367 |
| 368 if (nr == 0 || nc == 0 || nr != nc) | |
| 2365 | 369 error ("for x^A, A must be square"); |
| 1 | 370 else |
| 371 { | |
| 372 EIG b_eig (b); | |
| 373 | |
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374 if (! error_state) |
| 1 | 375 { |
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376 ComplexColumnVector lambda (b_eig.eigenvalues ()); |
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377 ComplexMatrix Q (b_eig.eigenvectors ()); |
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378 |
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379 for (octave_idx_type i = 0; i < nr; i++) |
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380 { |
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381 Complex elt = lambda(i); |
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382 if (std::imag (elt) == 0.0) |
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383 lambda(i) = std::pow (a, std::real (elt)); |
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384 else |
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385 lambda(i) = std::pow (a, elt); |
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386 } |
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387 ComplexDiagMatrix D (lambda); |
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388 |
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389 retval = ComplexMatrix (Q * D * Q.inverse ()); |
| 1 | 390 } |
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391 else |
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392 error ("xpow: matrix diagonalization failed"); |
| 1 | 393 } |
| 394 | |
| 395 return retval; | |
| 396 } | |
| 397 | |
| 767 | 398 // -*- 9 -*- |
| 2086 | 399 octave_value |
| 164 | 400 xpow (const Complex& a, const Complex& b) |
| 1 | 401 { |
| 402 Complex result; | |
| 5260 | 403 result = std::pow (a, b); |
| 1567 | 404 return result; |
| 1 | 405 } |
| 406 | |
| 767 | 407 // -*- 10 -*- |
| 2086 | 408 octave_value |
| 164 | 409 xpow (const Complex& a, const ComplexMatrix& b) |
| 1 | 410 { |
| 2086 | 411 octave_value retval; |
| 1 | 412 |
| 5275 | 413 octave_idx_type nr = b.rows (); |
| 414 octave_idx_type nc = b.cols (); | |
| 1 | 415 |
| 416 if (nr == 0 || nc == 0 || nr != nc) | |
| 2365 | 417 error ("for x^A, A must be square"); |
| 1 | 418 else |
| 419 { | |
| 420 EIG b_eig (b); | |
| 421 | |
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422 if (! error_state) |
| 1 | 423 { |
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424 ComplexColumnVector lambda (b_eig.eigenvalues ()); |
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425 ComplexMatrix Q (b_eig.eigenvectors ()); |
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426 |
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427 for (octave_idx_type i = 0; i < nr; i++) |
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428 { |
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429 Complex elt = lambda(i); |
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430 if (std::imag (elt) == 0.0) |
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431 lambda(i) = std::pow (a, std::real (elt)); |
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432 else |
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433 lambda(i) = std::pow (a, elt); |
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434 } |
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435 ComplexDiagMatrix D (lambda); |
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436 |
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437 retval = ComplexMatrix (Q * D * Q.inverse ()); |
| 1 | 438 } |
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439 else |
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440 error ("xpow: matrix diagonalization failed"); |
| 1 | 441 } |
| 442 | |
| 443 return retval; | |
| 444 } | |
| 445 | |
| 767 | 446 // -*- 11 -*- |
| 2086 | 447 octave_value |
| 164 | 448 xpow (const ComplexMatrix& a, double b) |
| 1 | 449 { |
| 2086 | 450 octave_value retval; |
| 1 | 451 |
| 5275 | 452 octave_idx_type nr = a.rows (); |
| 453 octave_idx_type nc = a.cols (); | |
| 1 | 454 |
| 455 if (nr == 0 || nc == 0 || nr != nc) | |
| 2365 | 456 error ("for A^b, A must be square"); |
| 1567 | 457 else |
| 1 | 458 { |
| 2800 | 459 if (static_cast<int> (b) == b) |
| 1 | 460 { |
| 2804 | 461 int btmp = static_cast<int> (b); |
| 1567 | 462 if (btmp == 0) |
| 463 { | |
| 464 retval = DiagMatrix (nr, nr, 1.0); | |
| 465 } | |
| 466 else | |
| 467 { | |
| 468 // Too much copying? | |
| 5775 | 469 // FIXME -- we shouldn't do this if the exponent is |
| 1567 | 470 // large... |
| 471 | |
| 472 ComplexMatrix atmp; | |
| 473 if (btmp < 0) | |
| 474 { | |
| 475 btmp = -btmp; | |
| 1655 | 476 |
| 5275 | 477 octave_idx_type info; |
| 1655 | 478 double rcond = 0.0; |
| 6207 | 479 MatrixType mattype (a); |
| 1655 | 480 |
| 6207 | 481 atmp = a.inverse (mattype, info, rcond, 1); |
| 1655 | 482 |
| 483 if (info == -1) | |
| 484 warning ("inverse: matrix singular to machine\ | |
| 485 precision, rcond = %g", rcond); | |
| 1567 | 486 } |
| 487 else | |
| 488 atmp = a; | |
| 489 | |
| 490 ComplexMatrix result (atmp); | |
| 3178 | 491 |
| 492 btmp--; | |
| 493 | |
| 494 while (btmp > 0) | |
| 495 { | |
| 496 if (btmp & 1) | |
| 497 result = result * atmp; | |
| 498 | |
| 499 btmp >>= 1; | |
| 500 | |
| 501 if (btmp > 0) | |
| 502 atmp = atmp * atmp; | |
| 503 } | |
| 1567 | 504 |
| 505 retval = result; | |
| 506 } | |
| 1 | 507 } |
| 508 else | |
| 509 { | |
| 1567 | 510 EIG a_eig (a); |
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511 |
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512 if (! error_state) |
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513 { |
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514 ComplexColumnVector lambda (a_eig.eigenvalues ()); |
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515 ComplexMatrix Q (a_eig.eigenvectors ()); |
| 1567 | 516 |
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517 for (octave_idx_type i = 0; i < nr; i++) |
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518 lambda(i) = std::pow (lambda(i), b); |
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519 |
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520 ComplexDiagMatrix D (lambda); |
| 1567 | 521 |
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522 retval = ComplexMatrix (Q * D * Q.inverse ()); |
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523 } |
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524 else |
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525 error ("xpow: matrix diagonalization failed"); |
| 1567 | 526 } |
| 527 } | |
| 1358 | 528 |
| 1567 | 529 return retval; |
| 530 } | |
| 1 | 531 |
| 1567 | 532 // -*- 12 -*- |
| 2086 | 533 octave_value |
| 1567 | 534 xpow (const ComplexMatrix& a, const Complex& b) |
| 535 { | |
| 2086 | 536 octave_value retval; |
| 1 | 537 |
| 5275 | 538 octave_idx_type nr = a.rows (); |
| 539 octave_idx_type nc = a.cols (); | |
| 1567 | 540 |
| 541 if (nr == 0 || nc == 0 || nr != nc) | |
| 2365 | 542 error ("for A^b, A must be square"); |
| 1 | 543 else |
| 544 { | |
| 545 EIG a_eig (a); | |
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546 |
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547 if (! error_state) |
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548 { |
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549 ComplexColumnVector lambda (a_eig.eigenvalues ()); |
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550 ComplexMatrix Q (a_eig.eigenvectors ()); |
| 1 | 551 |
|
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552 for (octave_idx_type i = 0; i < nr; i++) |
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553 lambda(i) = std::pow (lambda(i), b); |
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554 |
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555 ComplexDiagMatrix D (lambda); |
| 1 | 556 |
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|
557 retval = ComplexMatrix (Q * D * Q.inverse ()); |
|
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7543
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|
558 } |
|
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diff
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|
559 else |
|
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|
560 error ("xpow: matrix diagonalization failed"); |
| 1 | 561 } |
| 562 | |
| 563 return retval; | |
| 564 } | |
| 565 | |
|
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|
566 // -*- 12d -*- |
|
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|
567 octave_value |
|
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|
568 xpow (const ComplexDiagMatrix& a, const Complex& b) |
|
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|
569 { |
|
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|
570 octave_value retval; |
|
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|
571 |
|
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|
572 octave_idx_type nr = a.rows (); |
|
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573 octave_idx_type nc = a.cols (); |
|
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|
574 |
|
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|
575 if (nr == 0 || nc == 0 || nr != nc) |
|
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parents:
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diff
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|
576 error ("for A^b, A must be square"); |
|
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7789
diff
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|
577 else |
|
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diff
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|
578 { |
|
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parents:
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diff
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|
579 ComplexDiagMatrix r (nr, nc); |
|
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|
580 for (octave_idx_type i = 0; i < nc; i++) |
|
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diff
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|
581 r(i, i) = std::pow (a(i, i), b); |
|
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implement scalar powers of diag matrices
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parents:
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diff
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|
582 retval = r; |
|
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parents:
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diff
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|
583 } |
|
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parents:
7789
diff
changeset
|
584 |
|
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parents:
7789
diff
changeset
|
585 return retval; |
|
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parents:
7789
diff
changeset
|
586 } |
|
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7789
diff
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|
587 |
|
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parents:
7789
diff
changeset
|
588 // mixed |
|
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parents:
7789
diff
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|
589 octave_value |
|
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parents:
7789
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|
590 xpow (const ComplexDiagMatrix& a, double b) |
|
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parents:
7789
diff
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|
591 { |
|
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parents:
7789
diff
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|
592 return xpow (a, static_cast<Complex> (b)); |
|
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parents:
7789
diff
changeset
|
593 } |
|
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parents:
7789
diff
changeset
|
594 |
|
9b20a4847056
implement scalar powers of diag matrices
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parents:
7789
diff
changeset
|
595 octave_value |
|
9b20a4847056
implement scalar powers of diag matrices
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parents:
7789
diff
changeset
|
596 xpow (const DiagMatrix& a, const Complex& b) |
|
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parents:
7789
diff
changeset
|
597 { |
|
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parents:
7789
diff
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|
598 return xpow (ComplexDiagMatrix (a), b); |
|
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parents:
7789
diff
changeset
|
599 } |
|
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parents:
7789
diff
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|
600 |
|
9b20a4847056
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parents:
7789
diff
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|
601 |
| 767 | 602 // Safer pow functions that work elementwise for matrices. |
| 603 // | |
| 604 // op2 \ op1: s m cs cm | |
| 605 // +-- +---+---+----+----+ | |
| 606 // scalar | | * | 3 | * | 9 | | |
| 607 // +---+---+----+----+ | |
| 608 // matrix | 1 | 4 | 7 | 10 | | |
| 609 // +---+---+----+----+ | |
| 610 // complex_scalar | * | 5 | * | 11 | | |
| 611 // +---+---+----+----+ | |
| 612 // complex_matrix | 2 | 6 | 8 | 12 | | |
| 613 // +---+---+----+----+ | |
| 614 // | |
| 615 // * -> not needed. | |
| 1 | 616 |
| 5775 | 617 // FIXME -- these functions need to be fixed so that things |
| 3162 | 618 // like |
| 619 // | |
| 620 // a = -1; b = [ 0, 0.5, 1 ]; r = a .^ b | |
| 621 // | |
| 622 // and | |
| 623 // | |
| 624 // a = -1; b = [ 0, 0.5, 1 ]; for i = 1:3, r(i) = a .^ b(i), end | |
| 625 // | |
| 626 // produce identical results. Also, it would be nice if -1^0.5 | |
| 627 // produced a pure imaginary result instead of a complex number with a | |
| 628 // small real part. But perhaps that's really a problem with the math | |
| 629 // library... | |
| 630 | |
| 767 | 631 // -*- 1 -*- |
| 2086 | 632 octave_value |
| 164 | 633 elem_xpow (double a, const Matrix& b) |
| 1 | 634 { |
| 2086 | 635 octave_value retval; |
| 1 | 636 |
| 5275 | 637 octave_idx_type nr = b.rows (); |
| 638 octave_idx_type nc = b.cols (); | |
| 1 | 639 |
| 3162 | 640 double d1, d2; |
| 1358 | 641 |
| 3162 | 642 if (a < 0.0 && ! b.all_integers (d1, d2)) |
| 1 | 643 { |
| 644 Complex atmp (a); | |
| 645 ComplexMatrix result (nr, nc); | |
| 5275 | 646 |
| 647 for (octave_idx_type j = 0; j < nc; j++) | |
| 648 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 649 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
650 octave_quit (); |
| 5260 | 651 result (i, j) = std::pow (atmp, b (i, j)); |
| 4153 | 652 } |
| 1 | 653 |
| 1567 | 654 retval = result; |
| 1 | 655 } |
| 656 else | |
| 657 { | |
| 658 Matrix result (nr, nc); | |
| 5275 | 659 |
| 660 for (octave_idx_type j = 0; j < nc; j++) | |
| 661 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 662 { |
|
10142
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Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
663 octave_quit (); |
| 5260 | 664 result (i, j) = std::pow (a, b (i, j)); |
| 4153 | 665 } |
| 1 | 666 |
| 1567 | 667 retval = result; |
| 1 | 668 } |
| 669 | |
| 670 return retval; | |
| 671 } | |
| 672 | |
| 767 | 673 // -*- 2 -*- |
| 2086 | 674 octave_value |
| 164 | 675 elem_xpow (double a, const ComplexMatrix& b) |
| 1 | 676 { |
| 5275 | 677 octave_idx_type nr = b.rows (); |
| 678 octave_idx_type nc = b.cols (); | |
| 1 | 679 |
| 680 ComplexMatrix result (nr, nc); | |
| 3125 | 681 Complex atmp (a); |
| 5275 | 682 |
| 683 for (octave_idx_type j = 0; j < nc; j++) | |
| 684 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 685 { |
|
10142
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Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
686 octave_quit (); |
| 5260 | 687 result (i, j) = std::pow (atmp, b (i, j)); |
| 4153 | 688 } |
| 1 | 689 |
| 1567 | 690 return result; |
| 1 | 691 } |
| 692 | |
|
9123
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parents:
9103
diff
changeset
|
693 static inline bool |
|
f39b98237d5c
use more robust and less aggressive scalar .^ range optimization
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parents:
9103
diff
changeset
|
694 same_sign (double a, double b) |
|
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use more robust and less aggressive scalar .^ range optimization
Jaroslav Hajek <highegg@gmail.com>
parents:
9103
diff
changeset
|
695 { |
|
f39b98237d5c
use more robust and less aggressive scalar .^ range optimization
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parents:
9103
diff
changeset
|
696 return (a >= 0 && b >= 0) || (a <= 0 && b <= 0); |
|
f39b98237d5c
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parents:
9103
diff
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|
697 } |
|
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use more robust and less aggressive scalar .^ range optimization
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parents:
9103
diff
changeset
|
698 |
|
9103
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Jaroslav Hajek <highegg@gmail.com>
parents:
8979
diff
changeset
|
699 octave_value |
|
10bed8fbec99
optimize scalar .^ range operation
Jaroslav Hajek <highegg@gmail.com>
parents:
8979
diff
changeset
|
700 elem_xpow (double a, const Range& r) |
|
10bed8fbec99
optimize scalar .^ range operation
Jaroslav Hajek <highegg@gmail.com>
parents:
8979
diff
changeset
|
701 { |
|
10bed8fbec99
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parents:
8979
diff
changeset
|
702 octave_value retval; |
|
10bed8fbec99
optimize scalar .^ range operation
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parents:
8979
diff
changeset
|
703 |
|
9123
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parents:
9103
diff
changeset
|
704 // Only optimize powers with ranges that are integer and monotonic in |
|
f39b98237d5c
use more robust and less aggressive scalar .^ range optimization
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parents:
9103
diff
changeset
|
705 // magnitude. |
|
f39b98237d5c
use more robust and less aggressive scalar .^ range optimization
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parents:
9103
diff
changeset
|
706 if (r.nelem () > 1 && r.all_elements_are_ints () |
|
f39b98237d5c
use more robust and less aggressive scalar .^ range optimization
Jaroslav Hajek <highegg@gmail.com>
parents:
9103
diff
changeset
|
707 && same_sign (r.base (), r.limit ())) |
|
9103
10bed8fbec99
optimize scalar .^ range operation
Jaroslav Hajek <highegg@gmail.com>
parents:
8979
diff
changeset
|
708 { |
|
9123
f39b98237d5c
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Jaroslav Hajek <highegg@gmail.com>
parents:
9103
diff
changeset
|
709 octave_idx_type n = r.nelem (); |
|
f39b98237d5c
use more robust and less aggressive scalar .^ range optimization
Jaroslav Hajek <highegg@gmail.com>
parents:
9103
diff
changeset
|
710 Matrix result (1, n); |
|
f39b98237d5c
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Jaroslav Hajek <highegg@gmail.com>
parents:
9103
diff
changeset
|
711 if (same_sign (r.base (), r.inc ())) |
|
f39b98237d5c
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parents:
9103
diff
changeset
|
712 { |
|
f39b98237d5c
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Jaroslav Hajek <highegg@gmail.com>
parents:
9103
diff
changeset
|
713 double base = std::pow (a, r.base ()); |
|
f39b98237d5c
use more robust and less aggressive scalar .^ range optimization
Jaroslav Hajek <highegg@gmail.com>
parents:
9103
diff
changeset
|
714 double inc = std::pow (a, r.inc ()); |
|
f39b98237d5c
use more robust and less aggressive scalar .^ range optimization
Jaroslav Hajek <highegg@gmail.com>
parents:
9103
diff
changeset
|
715 result(0) = base; |
|
f39b98237d5c
use more robust and less aggressive scalar .^ range optimization
Jaroslav Hajek <highegg@gmail.com>
parents:
9103
diff
changeset
|
716 for (octave_idx_type i = 1; i < n; i++) |
|
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parents:
9103
diff
changeset
|
717 result(i) = (base *= inc); |
|
f39b98237d5c
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parents:
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diff
changeset
|
718 } |
|
f39b98237d5c
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Jaroslav Hajek <highegg@gmail.com>
parents:
9103
diff
changeset
|
719 else |
|
f39b98237d5c
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parents:
9103
diff
changeset
|
720 { |
|
f39b98237d5c
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parents:
9103
diff
changeset
|
721 // Don't use Range::limit () here. |
|
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parents:
9103
diff
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|
722 double limit = std::pow (a, r.base () + (n-1) * r.inc ()); |
|
f39b98237d5c
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Jaroslav Hajek <highegg@gmail.com>
parents:
9103
diff
changeset
|
723 double inc = std::pow (a, -r.inc ()); |
|
f39b98237d5c
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parents:
9103
diff
changeset
|
724 result(n-1) = limit; |
|
f39b98237d5c
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parents:
9103
diff
changeset
|
725 for (octave_idx_type i = n-2; i >= 0; i--) |
|
f39b98237d5c
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parents:
9103
diff
changeset
|
726 result(i) = (limit *= inc); |
|
f39b98237d5c
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parents:
9103
diff
changeset
|
727 } |
|
f39b98237d5c
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Jaroslav Hajek <highegg@gmail.com>
parents:
9103
diff
changeset
|
728 |
|
f39b98237d5c
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parents:
9103
diff
changeset
|
729 retval = result; |
|
f39b98237d5c
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Jaroslav Hajek <highegg@gmail.com>
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9103
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|
730 } |
|
9103
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parents:
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diff
changeset
|
731 else |
|
9123
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9103
diff
changeset
|
732 retval = elem_xpow (a, r.matrix_value ()); |
|
9103
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diff
changeset
|
733 |
|
10bed8fbec99
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parents:
8979
diff
changeset
|
734 return retval; |
|
10bed8fbec99
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Jaroslav Hajek <highegg@gmail.com>
parents:
8979
diff
changeset
|
735 } |
|
10bed8fbec99
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parents:
8979
diff
changeset
|
736 |
| 767 | 737 // -*- 3 -*- |
| 2086 | 738 octave_value |
| 164 | 739 elem_xpow (const Matrix& a, double b) |
| 1 | 740 { |
| 2086 | 741 octave_value retval; |
| 1 | 742 |
| 5275 | 743 octave_idx_type nr = a.rows (); |
| 744 octave_idx_type nc = a.cols (); | |
| 1 | 745 |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
746 if (! xisint (b) && a.any_element_is_negative ()) |
| 1 | 747 { |
| 748 ComplexMatrix result (nr, nc); | |
| 5275 | 749 |
| 750 for (octave_idx_type j = 0; j < nc; j++) | |
| 751 for (octave_idx_type i = 0; i < nr; i++) | |
| 1 | 752 { |
|
10142
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parents:
10129
diff
changeset
|
753 octave_quit (); |
| 5665 | 754 |
| 755 Complex atmp (a (i, j)); | |
| 756 | |
| 757 result (i, j) = std::pow (atmp, b); | |
| 1 | 758 } |
| 759 | |
| 1567 | 760 retval = result; |
| 1 | 761 } |
| 762 else | |
| 763 { | |
| 764 Matrix result (nr, nc); | |
| 5275 | 765 |
| 766 for (octave_idx_type j = 0; j < nc; j++) | |
| 767 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 768 { |
|
10142
829e69ec3110
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Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
769 octave_quit (); |
| 5260 | 770 result (i, j) = std::pow (a (i, j), b); |
| 4153 | 771 } |
| 1 | 772 |
| 1567 | 773 retval = result; |
| 1 | 774 } |
| 775 | |
| 776 return retval; | |
| 777 } | |
| 778 | |
| 767 | 779 // -*- 4 -*- |
| 2086 | 780 octave_value |
| 164 | 781 elem_xpow (const Matrix& a, const Matrix& b) |
| 1 | 782 { |
| 2086 | 783 octave_value retval; |
| 1567 | 784 |
| 5275 | 785 octave_idx_type nr = a.rows (); |
| 786 octave_idx_type nc = a.cols (); | |
| 2365 | 787 |
| 5275 | 788 octave_idx_type b_nr = b.rows (); |
| 789 octave_idx_type b_nc = b.cols (); | |
| 1 | 790 |
| 2365 | 791 if (nr != b_nr || nc != b_nc) |
| 792 { | |
| 793 gripe_nonconformant ("operator .^", nr, nc, b_nr, b_nc); | |
| 794 return octave_value (); | |
| 795 } | |
| 1 | 796 |
| 797 int convert_to_complex = 0; | |
| 5275 | 798 for (octave_idx_type j = 0; j < nc; j++) |
| 799 for (octave_idx_type i = 0; i < nr; i++) | |
| 1 | 800 { |
|
10142
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|
801 octave_quit (); |
| 2305 | 802 double atmp = a (i, j); |
| 803 double btmp = b (i, j); | |
| 2800 | 804 if (atmp < 0.0 && static_cast<int> (btmp) != btmp) |
| 1 | 805 { |
| 806 convert_to_complex = 1; | |
| 807 goto done; | |
| 808 } | |
| 809 } | |
| 810 | |
| 2365 | 811 done: |
| 1 | 812 |
| 813 if (convert_to_complex) | |
| 814 { | |
| 815 ComplexMatrix complex_result (nr, nc); | |
| 816 | |
| 5275 | 817 for (octave_idx_type j = 0; j < nc; j++) |
| 818 for (octave_idx_type i = 0; i < nr; i++) | |
| 1 | 819 { |
|
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make OCTAVE_QUIT a function
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|
820 octave_quit (); |
| 5665 | 821 Complex atmp (a (i, j)); |
| 822 Complex btmp (b (i, j)); | |
| 823 complex_result (i, j) = std::pow (atmp, btmp); | |
| 1 | 824 } |
| 1567 | 825 |
| 826 retval = complex_result; | |
| 1 | 827 } |
| 828 else | |
| 829 { | |
| 830 Matrix result (nr, nc); | |
| 831 | |
| 5275 | 832 for (octave_idx_type j = 0; j < nc; j++) |
| 833 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 834 { |
|
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|
835 octave_quit (); |
| 5260 | 836 result (i, j) = std::pow (a (i, j), b (i, j)); |
| 4153 | 837 } |
| 1 | 838 |
| 1567 | 839 retval = result; |
| 1 | 840 } |
| 1567 | 841 |
| 842 return retval; | |
| 1 | 843 } |
| 844 | |
| 767 | 845 // -*- 5 -*- |
| 2086 | 846 octave_value |
| 164 | 847 elem_xpow (const Matrix& a, const Complex& b) |
| 1 | 848 { |
| 5275 | 849 octave_idx_type nr = a.rows (); |
| 850 octave_idx_type nc = a.cols (); | |
| 1 | 851 |
| 852 ComplexMatrix result (nr, nc); | |
| 5275 | 853 |
| 854 for (octave_idx_type j = 0; j < nc; j++) | |
| 855 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 856 { |
|
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diff
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|
857 octave_quit (); |
| 5260 | 858 result (i, j) = std::pow (Complex (a (i, j)), b); |
| 4153 | 859 } |
| 1 | 860 |
| 1567 | 861 return result; |
| 1 | 862 } |
| 863 | |
| 767 | 864 // -*- 6 -*- |
| 2086 | 865 octave_value |
| 164 | 866 elem_xpow (const Matrix& a, const ComplexMatrix& b) |
| 1 | 867 { |
| 5275 | 868 octave_idx_type nr = a.rows (); |
| 869 octave_idx_type nc = a.cols (); | |
| 2365 | 870 |
| 5275 | 871 octave_idx_type b_nr = b.rows (); |
| 872 octave_idx_type b_nc = b.cols (); | |
| 1 | 873 |
| 2365 | 874 if (nr != b_nr || nc != b_nc) |
| 875 { | |
| 876 gripe_nonconformant ("operator .^", nr, nc, b_nr, b_nc); | |
| 877 return octave_value (); | |
| 878 } | |
| 1 | 879 |
| 880 ComplexMatrix result (nr, nc); | |
| 5275 | 881 |
| 882 for (octave_idx_type j = 0; j < nc; j++) | |
| 883 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 884 { |
|
10142
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|
885 octave_quit (); |
| 5260 | 886 result (i, j) = std::pow (Complex (a (i, j)), b (i, j)); |
| 4153 | 887 } |
| 1 | 888 |
| 1567 | 889 return result; |
| 1 | 890 } |
| 891 | |
| 767 | 892 // -*- 7 -*- |
| 2086 | 893 octave_value |
| 164 | 894 elem_xpow (const Complex& a, const Matrix& b) |
| 1 | 895 { |
| 5275 | 896 octave_idx_type nr = b.rows (); |
| 897 octave_idx_type nc = b.cols (); | |
| 1 | 898 |
| 899 ComplexMatrix result (nr, nc); | |
| 5275 | 900 |
| 901 for (octave_idx_type j = 0; j < nc; j++) | |
| 902 for (octave_idx_type i = 0; i < nr; i++) | |
| 1567 | 903 { |
|
10142
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|
904 octave_quit (); |
| 2305 | 905 double btmp = b (i, j); |
| 1567 | 906 if (xisint (btmp)) |
| 5260 | 907 result (i, j) = std::pow (a, static_cast<int> (btmp)); |
| 1567 | 908 else |
| 5260 | 909 result (i, j) = std::pow (a, btmp); |
| 1567 | 910 } |
| 1 | 911 |
| 1567 | 912 return result; |
| 1 | 913 } |
| 914 | |
| 767 | 915 // -*- 8 -*- |
| 2086 | 916 octave_value |
| 164 | 917 elem_xpow (const Complex& a, const ComplexMatrix& b) |
| 1 | 918 { |
| 5275 | 919 octave_idx_type nr = b.rows (); |
| 920 octave_idx_type nc = b.cols (); | |
| 1 | 921 |
| 922 ComplexMatrix result (nr, nc); | |
| 5275 | 923 |
| 924 for (octave_idx_type j = 0; j < nc; j++) | |
| 925 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 926 { |
|
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|
927 octave_quit (); |
| 5260 | 928 result (i, j) = std::pow (a, b (i, j)); |
| 4153 | 929 } |
| 1 | 930 |
| 1567 | 931 return result; |
| 1 | 932 } |
| 933 | |
|
9103
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|
934 octave_value |
|
10bed8fbec99
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|
935 elem_xpow (const Complex& a, const Range& r) |
|
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|
936 { |
|
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|
937 octave_value retval; |
|
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|
938 |
|
9123
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diff
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|
939 // Only optimize powers with ranges that are integer and monotonic in |
|
f39b98237d5c
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|
940 // magnitude. |
|
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|
941 if (r.nelem () > 1 && r.all_elements_are_ints () |
|
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|
942 && same_sign (r.base (), r.limit ())) |
|
9103
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|
943 { |
|
9123
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diff
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|
944 octave_idx_type n = r.nelem (); |
|
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|
945 ComplexMatrix result (1, n); |
|
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|
946 |
|
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diff
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|
947 if (same_sign (r.base (), r.inc ())) |
|
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diff
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|
948 { |
|
f39b98237d5c
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diff
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|
949 Complex base = std::pow (a, r.base ()); |
|
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|
950 Complex inc = std::pow (a, r.inc ()); |
|
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|
951 result(0) = base; |
|
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|
952 for (octave_idx_type i = 1; i < n; i++) |
|
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|
953 result(i) = (base *= inc); |
|
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|
954 } |
|
f39b98237d5c
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diff
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|
955 else |
|
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|
956 { |
|
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diff
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|
957 // Don't use Range::limit () here. |
|
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|
958 Complex limit = std::pow (a, r.base () + (n-1) * r.inc ()); |
|
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|
959 Complex inc = std::pow (a, -r.inc ()); |
|
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|
960 result(n-1) = limit; |
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|
961 for (octave_idx_type i = n-2; i >= 0; i--) |
|
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|
962 result(i) = (limit *= inc); |
|
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|
963 } |
|
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|
964 |
|
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|
965 retval = result; |
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|
966 } |
|
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|
967 else |
|
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changeset
|
968 retval = elem_xpow (a, r.matrix_value ()); |
|
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|
969 |
|
9103
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|
970 |
|
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|
971 return retval; |
|
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|
972 } |
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|
973 |
| 767 | 974 // -*- 9 -*- |
| 2086 | 975 octave_value |
| 164 | 976 elem_xpow (const ComplexMatrix& a, double b) |
| 1 | 977 { |
| 5275 | 978 octave_idx_type nr = a.rows (); |
| 979 octave_idx_type nc = a.cols (); | |
| 1 | 980 |
| 981 ComplexMatrix result (nr, nc); | |
| 982 | |
| 1567 | 983 if (xisint (b)) |
| 984 { | |
| 5275 | 985 for (octave_idx_type j = 0; j < nc; j++) |
| 986 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 987 { |
|
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|
988 octave_quit (); |
| 5260 | 989 result (i, j) = std::pow (a (i, j), static_cast<int> (b)); |
| 4153 | 990 } |
| 1567 | 991 } |
| 992 else | |
| 993 { | |
| 5275 | 994 for (octave_idx_type j = 0; j < nc; j++) |
| 995 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 996 { |
|
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|
997 octave_quit (); |
| 5260 | 998 result (i, j) = std::pow (a (i, j), b); |
| 4153 | 999 } |
| 1567 | 1000 } |
| 1001 | |
| 1002 return result; | |
| 1 | 1003 } |
| 1004 | |
| 767 | 1005 // -*- 10 -*- |
| 2086 | 1006 octave_value |
| 164 | 1007 elem_xpow (const ComplexMatrix& a, const Matrix& b) |
| 1 | 1008 { |
| 5275 | 1009 octave_idx_type nr = a.rows (); |
| 1010 octave_idx_type nc = a.cols (); | |
| 2365 | 1011 |
| 5275 | 1012 octave_idx_type b_nr = b.rows (); |
| 1013 octave_idx_type b_nc = b.cols (); | |
| 1 | 1014 |
| 2365 | 1015 if (nr != b_nr || nc != b_nc) |
| 1016 { | |
| 1017 gripe_nonconformant ("operator .^", nr, nc, b_nr, b_nc); | |
| 1018 return octave_value (); | |
| 1019 } | |
| 1 | 1020 |
| 1021 ComplexMatrix result (nr, nc); | |
| 5275 | 1022 |
| 1023 for (octave_idx_type j = 0; j < nc; j++) | |
| 1024 for (octave_idx_type i = 0; i < nr; i++) | |
| 1567 | 1025 { |
|
10142
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Jaroslav Hajek <highegg@gmail.com>
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10129
diff
changeset
|
1026 octave_quit (); |
| 2305 | 1027 double btmp = b (i, j); |
| 1567 | 1028 if (xisint (btmp)) |
| 5260 | 1029 result (i, j) = std::pow (a (i, j), static_cast<int> (btmp)); |
| 1567 | 1030 else |
| 5260 | 1031 result (i, j) = std::pow (a (i, j), btmp); |
| 1567 | 1032 } |
| 1 | 1033 |
| 1567 | 1034 return result; |
| 1 | 1035 } |
| 1036 | |
| 767 | 1037 // -*- 11 -*- |
| 2086 | 1038 octave_value |
| 164 | 1039 elem_xpow (const ComplexMatrix& a, const Complex& b) |
| 1 | 1040 { |
| 5275 | 1041 octave_idx_type nr = a.rows (); |
| 1042 octave_idx_type nc = a.cols (); | |
| 1 | 1043 |
| 1044 ComplexMatrix result (nr, nc); | |
| 5275 | 1045 |
| 1046 for (octave_idx_type j = 0; j < nc; j++) | |
| 1047 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 1048 { |
|
10142
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Jaroslav Hajek <highegg@gmail.com>
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|
1049 octave_quit (); |
| 5260 | 1050 result (i, j) = std::pow (a (i, j), b); |
| 4153 | 1051 } |
| 1 | 1052 |
| 1567 | 1053 return result; |
| 1 | 1054 } |
| 1055 | |
| 767 | 1056 // -*- 12 -*- |
| 2086 | 1057 octave_value |
| 164 | 1058 elem_xpow (const ComplexMatrix& a, const ComplexMatrix& b) |
| 1 | 1059 { |
| 5275 | 1060 octave_idx_type nr = a.rows (); |
| 1061 octave_idx_type nc = a.cols (); | |
| 2365 | 1062 |
| 5275 | 1063 octave_idx_type b_nr = b.rows (); |
| 1064 octave_idx_type b_nc = b.cols (); | |
| 2365 | 1065 |
| 1066 if (nr != b_nr || nc != b_nc) | |
| 1067 { | |
| 1068 gripe_nonconformant ("operator .^", nr, nc, b_nr, b_nc); | |
| 1069 return octave_value (); | |
| 1070 } | |
| 1 | 1071 |
| 1072 ComplexMatrix result (nr, nc); | |
| 5275 | 1073 |
| 1074 for (octave_idx_type j = 0; j < nc; j++) | |
| 1075 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 1076 { |
|
10142
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|
1077 octave_quit (); |
| 5260 | 1078 result (i, j) = std::pow (a (i, j), b (i, j)); |
| 4153 | 1079 } |
| 1 | 1080 |
| 1567 | 1081 return result; |
| 1 | 1082 } |
| 1083 | |
| 4543 | 1084 // Safer pow functions that work elementwise for N-d arrays. |
| 1085 // | |
| 1086 // op2 \ op1: s nd cs cnd | |
| 1087 // +-- +---+---+----+----+ | |
| 1088 // scalar | | * | 3 | * | 9 | | |
| 1089 // +---+---+----+----+ | |
| 1090 // N_d | 1 | 4 | 7 | 10 | | |
| 1091 // +---+---+----+----+ | |
| 1092 // complex_scalar | * | 5 | * | 11 | | |
| 1093 // +---+---+----+----+ | |
| 1094 // complex_N_d | 2 | 6 | 8 | 12 | | |
| 1095 // +---+---+----+----+ | |
| 1096 // | |
| 1097 // * -> not needed. | |
| 1098 | |
| 5775 | 1099 // FIXME -- these functions need to be fixed so that things |
| 4543 | 1100 // like |
| 1101 // | |
| 1102 // a = -1; b = [ 0, 0.5, 1 ]; r = a .^ b | |
| 1103 // | |
| 1104 // and | |
| 1105 // | |
| 1106 // a = -1; b = [ 0, 0.5, 1 ]; for i = 1:3, r(i) = a .^ b(i), end | |
| 1107 // | |
| 1108 // produce identical results. Also, it would be nice if -1^0.5 | |
| 1109 // produced a pure imaginary result instead of a complex number with a | |
| 1110 // small real part. But perhaps that's really a problem with the math | |
| 1111 // library... | |
| 1112 | |
| 1113 // -*- 1 -*- | |
| 1114 octave_value | |
| 1115 elem_xpow (double a, const NDArray& b) | |
| 1116 { | |
| 1117 octave_value retval; | |
| 1118 | |
| 1119 double d1, d2; | |
| 1120 | |
| 1121 if (a < 0.0 && ! b.all_integers (d1, d2)) | |
| 1122 { | |
| 1123 Complex atmp (a); | |
| 1124 ComplexNDArray result (b.dims ()); | |
| 5275 | 1125 for (octave_idx_type i = 0; i < b.length (); i++) |
| 4543 | 1126 { |
|
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changeset
|
1127 octave_quit (); |
| 5260 | 1128 result(i) = std::pow (atmp, b(i)); |
| 4543 | 1129 } |
| 1130 | |
| 1131 retval = result; | |
| 1132 } | |
| 1133 else | |
| 1134 { | |
| 1135 NDArray result (b.dims ()); | |
| 5275 | 1136 for (octave_idx_type i = 0; i < b.length (); i++) |
| 4543 | 1137 { |
|
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|
1138 octave_quit (); |
| 5260 | 1139 result (i) = std::pow (a, b(i)); |
| 4543 | 1140 } |
| 1141 | |
| 1142 retval = result; | |
| 1143 } | |
| 1144 | |
| 1145 return retval; | |
| 1146 } | |
| 1147 | |
| 1148 // -*- 2 -*- | |
| 1149 octave_value | |
| 1150 elem_xpow (double a, const ComplexNDArray& b) | |
| 1151 { | |
| 1152 ComplexNDArray result (b.dims ()); | |
| 5275 | 1153 |
| 1154 for (octave_idx_type i = 0; i < b.length (); i++) | |
| 4543 | 1155 { |
|
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|
1156 octave_quit (); |
|
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|
1157 result(i) = std::pow (a, b(i)); |
| 4543 | 1158 } |
| 1159 | |
| 1160 return result; | |
| 1161 } | |
| 1162 | |
| 1163 // -*- 3 -*- | |
| 1164 octave_value | |
| 1165 elem_xpow (const NDArray& a, double b) | |
| 1166 { | |
| 1167 octave_value retval; | |
| 1168 | |
|
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|
1169 if (! xisint (b)) |
| 4543 | 1170 { |
|
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1171 if (a.any_element_is_negative ()) |
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|
1172 { |
|
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|
1173 ComplexNDArray result (a.dims ()); |
|
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|
1174 |
|
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|
1175 for (octave_idx_type i = 0; i < a.length (); i++) |
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1176 { |
|
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|
1177 octave_quit (); |
|
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|
1178 |
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|
1179 Complex atmp (a (i)); |
|
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1180 |
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1181 result(i) = std::pow (atmp, b); |
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1182 } |
|
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|
1183 |
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1184 retval = result; |
|
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1185 } |
|
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1186 else |
|
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1187 { |
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1188 NDArray result (a.dims ()); |
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1189 for (octave_idx_type i = 0; i < a.length (); i++) |
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1190 { |
|
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|
1191 octave_quit (); |
|
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1192 result(i) = std::pow (a(i), b); |
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|
1193 } |
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|
1194 |
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|
1195 retval = result; |
|
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|
1196 } |
| 4543 | 1197 } |
| 1198 else | |
| 1199 { | |
| 10129 | 1200 NoAlias<NDArray> result (a.dims ()); |
| 4543 | 1201 |
|
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1202 int ib = static_cast<int> (b); |
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1203 if (ib == 2) |
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|
1204 { |
|
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|
1205 for (octave_idx_type i = 0; i < a.length (); i++) |
| 10129 | 1206 result(i) = a(i) * a(i); |
| 1207 } | |
| 1208 else if (ib == 3) | |
| 1209 { | |
| 1210 for (octave_idx_type i = 0; i < a.length (); i++) | |
| 1211 result(i) = a(i) * a(i) * a(i); | |
|
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1212 } |
|
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1213 else if (ib == -1) |
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1214 { |
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1215 for (octave_idx_type i = 0; i < a.length (); i++) |
| 10129 | 1216 result(i) = 1.0 / a(i); |
|
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1217 } |
|
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1218 else |
|
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1219 { |
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1220 for (octave_idx_type i = 0; i < a.length (); i++) |
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1221 { |
|
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1222 octave_quit (); |
|
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1223 result(i) = std::pow (a(i), ib); |
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1224 } |
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|
1225 } |
| 4543 | 1226 |
| 1227 retval = result; | |
| 1228 } | |
| 1229 | |
| 1230 return retval; | |
| 1231 } | |
| 1232 | |
| 1233 // -*- 4 -*- | |
| 1234 octave_value | |
| 1235 elem_xpow (const NDArray& a, const NDArray& b) | |
| 1236 { | |
| 1237 octave_value retval; | |
| 1238 | |
| 1239 dim_vector a_dims = a.dims (); | |
| 1240 dim_vector b_dims = b.dims (); | |
| 1241 | |
| 1242 if (a_dims != b_dims) | |
| 1243 { | |
| 1244 gripe_nonconformant ("operator .^", a_dims, b_dims); | |
| 1245 return octave_value (); | |
| 1246 } | |
| 1247 | |
| 1248 int len = a.length (); | |
| 1249 | |
| 1250 bool convert_to_complex = false; | |
| 1251 | |
| 5275 | 1252 for (octave_idx_type i = 0; i < len; i++) |
| 4543 | 1253 { |
|
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|
1254 octave_quit (); |
| 4543 | 1255 double atmp = a(i); |
| 1256 double btmp = b(i); | |
| 1257 if (atmp < 0.0 && static_cast<int> (btmp) != btmp) | |
| 1258 { | |
| 1259 convert_to_complex = true; | |
| 1260 goto done; | |
| 1261 } | |
| 1262 } | |
| 1263 | |
| 1264 done: | |
| 1265 | |
| 1266 if (convert_to_complex) | |
| 1267 { | |
| 1268 ComplexNDArray complex_result (a_dims); | |
| 1269 | |
| 5275 | 1270 for (octave_idx_type i = 0; i < len; i++) |
| 4543 | 1271 { |
|
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|
1272 octave_quit (); |
| 5665 | 1273 Complex atmp (a(i)); |
|
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|
1274 complex_result(i) = std::pow (atmp, b(i)); |
| 4543 | 1275 } |
| 1276 | |
| 1277 retval = complex_result; | |
| 1278 } | |
| 1279 else | |
| 1280 { | |
| 1281 NDArray result (a_dims); | |
| 1282 | |
| 5275 | 1283 for (octave_idx_type i = 0; i < len; i++) |
| 4543 | 1284 { |
|
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|
1285 octave_quit (); |
| 5260 | 1286 result(i) = std::pow (a(i), b(i)); |
| 4543 | 1287 } |
| 1288 | |
| 1289 retval = result; | |
| 1290 } | |
| 1291 | |
| 1292 return retval; | |
| 1293 } | |
| 1294 | |
| 1295 // -*- 5 -*- | |
| 1296 octave_value | |
| 1297 elem_xpow (const NDArray& a, const Complex& b) | |
| 1298 { | |
| 1299 ComplexNDArray result (a.dims ()); | |
| 1300 | |
| 5275 | 1301 for (octave_idx_type i = 0; i < a.length (); i++) |
| 4543 | 1302 { |
|
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|
1303 octave_quit (); |
|
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|
1304 result(i) = std::pow (a(i), b); |
| 4543 | 1305 } |
| 1306 | |
| 1307 return result; | |
| 1308 } | |
| 1309 | |
| 1310 // -*- 6 -*- | |
| 1311 octave_value | |
| 1312 elem_xpow (const NDArray& a, const ComplexNDArray& b) | |
| 1313 { | |
| 1314 dim_vector a_dims = a.dims (); | |
| 1315 dim_vector b_dims = b.dims (); | |
| 1316 | |
| 1317 if (a_dims != b_dims) | |
| 1318 { | |
| 1319 gripe_nonconformant ("operator .^", a_dims, b_dims); | |
| 1320 return octave_value (); | |
| 1321 } | |
| 1322 | |
| 1323 ComplexNDArray result (a_dims); | |
| 5275 | 1324 |
| 1325 for (octave_idx_type i = 0; i < a.length (); i++) | |
| 4543 | 1326 { |
|
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|
1327 octave_quit (); |
|
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|
1328 result(i) = std::pow (a(i), b(i)); |
| 4543 | 1329 } |
| 1330 | |
| 1331 return result; | |
| 1332 } | |
| 1333 | |
| 1334 // -*- 7 -*- | |
| 1335 octave_value | |
| 1336 elem_xpow (const Complex& a, const NDArray& b) | |
| 1337 { | |
| 1338 ComplexNDArray result (b.dims ()); | |
| 5275 | 1339 |
| 1340 for (octave_idx_type i = 0; i < b.length (); i++) | |
| 4543 | 1341 { |
|
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|
1342 octave_quit (); |
| 4543 | 1343 double btmp = b(i); |
| 1344 if (xisint (btmp)) | |
| 5260 | 1345 result(i) = std::pow (a, static_cast<int> (btmp)); |
| 4543 | 1346 else |
| 5260 | 1347 result(i) = std::pow (a, btmp); |
| 4543 | 1348 } |
| 1349 | |
| 1350 return result; | |
| 1351 } | |
| 1352 | |
| 1353 // -*- 8 -*- | |
| 1354 octave_value | |
| 1355 elem_xpow (const Complex& a, const ComplexNDArray& b) | |
| 1356 { | |
| 1357 ComplexNDArray result (b.dims ()); | |
| 5275 | 1358 |
| 1359 for (octave_idx_type i = 0; i < b.length (); i++) | |
| 4543 | 1360 { |
|
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|
1361 octave_quit (); |
| 5260 | 1362 result(i) = std::pow (a, b(i)); |
| 4543 | 1363 } |
| 1364 | |
| 1365 return result; | |
| 1366 } | |
| 1367 | |
| 1368 // -*- 9 -*- | |
| 1369 octave_value | |
| 1370 elem_xpow (const ComplexNDArray& a, double b) | |
| 1371 { | |
| 1372 ComplexNDArray result (a.dims ()); | |
| 1373 | |
| 1374 if (xisint (b)) | |
| 1375 { | |
|
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|
1376 if (b == -1) |
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|
1377 { |
|
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|
1378 for (octave_idx_type i = 0; i < a.length (); i++) |
|
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|
1379 result.xelem (i) = 1.0 / a(i); |
|
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|
1380 } |
|
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|
1381 else |
|
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|
1382 { |
|
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|
1383 for (octave_idx_type i = 0; i < a.length (); i++) |
|
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|
1384 { |
|
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|
1385 octave_quit (); |
|
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|
1386 result(i) = std::pow (a(i), static_cast<int> (b)); |
|
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|
1387 } |
|
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|
1388 } |
| 4543 | 1389 } |
| 1390 else | |
| 1391 { | |
| 5275 | 1392 for (octave_idx_type i = 0; i < a.length (); i++) |
| 4543 | 1393 { |
|
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|
1394 octave_quit (); |
| 5260 | 1395 result(i) = std::pow (a(i), b); |
| 4543 | 1396 } |
| 1397 } | |
| 1398 | |
| 1399 return result; | |
| 1400 } | |
| 1401 | |
| 1402 // -*- 10 -*- | |
| 1403 octave_value | |
| 1404 elem_xpow (const ComplexNDArray& a, const NDArray& b) | |
| 1405 { | |
| 1406 dim_vector a_dims = a.dims (); | |
| 1407 dim_vector b_dims = b.dims (); | |
| 1408 | |
| 1409 if (a_dims != b_dims) | |
| 1410 { | |
| 1411 gripe_nonconformant ("operator .^", a_dims, b_dims); | |
| 1412 return octave_value (); | |
| 1413 } | |
| 1414 | |
| 1415 ComplexNDArray result (a_dims); | |
| 5275 | 1416 |
| 1417 for (octave_idx_type i = 0; i < a.length (); i++) | |
| 4543 | 1418 { |
|
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|
1419 octave_quit (); |
| 4543 | 1420 double btmp = b(i); |
| 1421 if (xisint (btmp)) | |
| 5260 | 1422 result(i) = std::pow (a(i), static_cast<int> (btmp)); |
| 4543 | 1423 else |
| 5260 | 1424 result(i) = std::pow (a(i), btmp); |
| 4543 | 1425 } |
| 1426 | |
| 1427 return result; | |
| 1428 } | |
| 1429 | |
| 1430 // -*- 11 -*- | |
| 1431 octave_value | |
| 1432 elem_xpow (const ComplexNDArray& a, const Complex& b) | |
| 1433 { | |
| 1434 ComplexNDArray result (a.dims ()); | |
| 5275 | 1435 |
| 1436 for (octave_idx_type i = 0; i < a.length (); i++) | |
| 4543 | 1437 { |
|
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changeset
|
1438 octave_quit (); |
| 5260 | 1439 result(i) = std::pow (a(i), b); |
| 4543 | 1440 } |
| 1441 | |
| 1442 return result; | |
| 1443 } | |
| 1444 | |
| 1445 // -*- 12 -*- | |
| 1446 octave_value | |
| 1447 elem_xpow (const ComplexNDArray& a, const ComplexNDArray& b) | |
| 1448 { | |
| 1449 dim_vector a_dims = a.dims (); | |
| 1450 dim_vector b_dims = b.dims (); | |
| 1451 | |
| 1452 if (a_dims != b_dims) | |
| 1453 { | |
| 1454 gripe_nonconformant ("operator .^", a_dims, b_dims); | |
| 1455 return octave_value (); | |
| 1456 } | |
| 1457 | |
| 1458 ComplexNDArray result (a_dims); | |
| 5275 | 1459 |
| 1460 for (octave_idx_type i = 0; i < a.length (); i++) | |
| 4543 | 1461 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
1462 octave_quit (); |
| 5260 | 1463 result(i) = std::pow (a(i), b(i)); |
| 4543 | 1464 } |
| 1465 | |
| 1466 return result; | |
| 1467 } | |
| 1468 | |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1469 static inline int |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1470 xisint (float x) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1471 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1472 return (D_NINT (x) == x |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1473 && ((x >= 0 && x < INT_MAX) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1474 || (x <= 0 && x > INT_MIN))); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1475 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1476 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1477 // Safer pow functions. |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1478 // |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1479 // op2 \ op1: s m cs cm |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1480 // +-- +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1481 // scalar | | 1 | 5 | 7 | 11 | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1482 // +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1483 // matrix | 2 | * | 8 | * | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1484 // +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1485 // complex_scalar | 3 | 6 | 9 | 12 | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1486 // +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1487 // complex_matrix | 4 | * | 10 | * | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1488 // +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1489 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1490 // -*- 1 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1491 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1492 xpow (float a, float b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1493 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1494 float retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1495 |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1496 if (a < 0.0 && ! xisint (b)) |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1497 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1498 FloatComplex atmp (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1499 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1500 return std::pow (atmp, b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1501 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1502 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1503 retval = std::pow (a, b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1504 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1505 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1506 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1507 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1508 // -*- 2 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1509 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1510 xpow (float a, const FloatMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1511 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1512 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1513 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1514 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1515 octave_idx_type nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1516 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1517 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1518 error ("for x^A, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1519 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1520 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1521 FloatEIG b_eig (b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1522 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1523 if (! error_state) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1524 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1525 FloatComplexColumnVector lambda (b_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1526 FloatComplexMatrix Q (b_eig.eigenvectors ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1527 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1528 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1529 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1530 FloatComplex elt = lambda(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1531 if (std::imag (elt) == 0.0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1532 lambda(i) = std::pow (a, std::real (elt)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1533 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1534 lambda(i) = std::pow (a, elt); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1535 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1536 FloatComplexDiagMatrix D (lambda); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1537 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1538 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1539 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1540 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1541 error ("xpow: matrix diagonalization failed"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1542 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1543 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1544 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1545 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1546 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1547 // -*- 3 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1548 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1549 xpow (float a, const FloatComplex& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1550 { |
|
10144
1b883ce66707
avoid redundant real->complex conversions in xpow
Jaroslav Hajek <highegg@gmail.com>
parents:
10142
diff
changeset
|
1551 FloatComplex result = std::pow (a, b); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1552 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1553 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1554 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1555 // -*- 4 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1556 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1557 xpow (float a, const FloatComplexMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1558 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1559 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1560 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1561 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1562 octave_idx_type nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1563 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1564 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1565 error ("for x^A, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1566 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1567 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1568 FloatEIG b_eig (b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1569 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1570 if (! error_state) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1571 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1572 FloatComplexColumnVector lambda (b_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1573 FloatComplexMatrix Q (b_eig.eigenvectors ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1574 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1575 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1576 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1577 FloatComplex elt = lambda(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1578 if (std::imag (elt) == 0.0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1579 lambda(i) = std::pow (a, std::real (elt)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1580 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1581 lambda(i) = std::pow (a, elt); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1582 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1583 FloatComplexDiagMatrix D (lambda); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1584 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1585 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1586 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1587 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1588 error ("xpow: matrix diagonalization failed"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1589 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1590 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1591 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1592 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1593 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1594 // -*- 5 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1595 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1596 xpow (const FloatMatrix& a, float b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1597 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1598 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1599 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1600 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1601 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1602 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1603 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1604 error ("for A^b, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1605 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1606 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1607 if (static_cast<int> (b) == b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1608 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1609 int btmp = static_cast<int> (b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1610 if (btmp == 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1611 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1612 retval = FloatDiagMatrix (nr, nr, 1.0); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1613 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1614 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1615 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1616 // Too much copying? |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1617 // FIXME -- we shouldn't do this if the exponent is |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1618 // large... |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1619 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1620 FloatMatrix atmp; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1621 if (btmp < 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1622 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1623 btmp = -btmp; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1624 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1625 octave_idx_type info; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1626 float rcond = 0.0; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1627 MatrixType mattype (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1628 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1629 atmp = a.inverse (mattype, info, rcond, 1); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1630 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1631 if (info == -1) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1632 warning ("inverse: matrix singular to machine\ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1633 precision, rcond = %g", rcond); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1634 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1635 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1636 atmp = a; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1637 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1638 FloatMatrix result (atmp); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1639 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1640 btmp--; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1641 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1642 while (btmp > 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1643 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1644 if (btmp & 1) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1645 result = result * atmp; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1646 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1647 btmp >>= 1; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1648 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1649 if (btmp > 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1650 atmp = atmp * atmp; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1651 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1652 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1653 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1654 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1655 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1656 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1657 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1658 FloatEIG a_eig (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1659 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1660 if (! error_state) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1661 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1662 FloatComplexColumnVector lambda (a_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1663 FloatComplexMatrix Q (a_eig.eigenvectors ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1664 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1665 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1666 lambda(i) = std::pow (lambda(i), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1667 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1668 FloatComplexDiagMatrix D (lambda); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1669 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1670 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1671 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1672 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1673 error ("xpow: matrix diagonalization failed"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1674 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1675 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1676 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1677 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1678 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1679 |
|
8382
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1680 // -*- 5d -*- |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1681 octave_value |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1682 xpow (const FloatDiagMatrix& a, float b) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1683 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1684 octave_value retval; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1685 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1686 octave_idx_type nr = a.rows (); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1687 octave_idx_type nc = a.cols (); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1688 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1689 if (nr == 0 || nc == 0 || nr != nc) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1690 error ("for A^b, A must be square"); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1691 else |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1692 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1693 if (static_cast<int> (b) == b) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1694 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1695 FloatDiagMatrix r (nr, nc); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1696 for (octave_idx_type i = 0; i < nc; i++) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1697 r(i, i) = std::pow (a(i, i), b); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1698 retval = r; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1699 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1700 else |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1701 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1702 FloatComplexDiagMatrix r (nr, nc); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1703 for (octave_idx_type i = 0; i < nc; i++) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1704 r(i, i) = std::pow (static_cast<FloatComplex> (a(i, i)), b); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1705 retval = r; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1706 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1707 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1708 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1709 return retval; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1710 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1711 |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1712 // -*- 6 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1713 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1714 xpow (const FloatMatrix& a, const FloatComplex& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1715 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1716 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1717 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1718 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1719 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1720 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1721 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1722 error ("for A^b, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1723 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1724 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1725 FloatEIG a_eig (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1726 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1727 if (! error_state) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1728 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1729 FloatComplexColumnVector lambda (a_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1730 FloatComplexMatrix Q (a_eig.eigenvectors ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1731 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1732 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1733 lambda(i) = std::pow (lambda(i), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1734 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1735 FloatComplexDiagMatrix D (lambda); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1736 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1737 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1738 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1739 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1740 error ("xpow: matrix diagonalization failed"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1741 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1742 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1743 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1744 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1745 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1746 // -*- 7 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1747 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1748 xpow (const FloatComplex& a, float b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1749 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1750 FloatComplex result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1751 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1752 if (xisint (b)) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1753 result = std::pow (a, static_cast<int> (b)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1754 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1755 result = std::pow (a, b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1756 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1757 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1758 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1759 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1760 // -*- 8 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1761 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1762 xpow (const FloatComplex& a, const FloatMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1763 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1764 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1765 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1766 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1767 octave_idx_type nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1768 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1769 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1770 error ("for x^A, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1771 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1772 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1773 FloatEIG b_eig (b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1774 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1775 if (! error_state) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1776 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1777 FloatComplexColumnVector lambda (b_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1778 FloatComplexMatrix Q (b_eig.eigenvectors ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1779 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1780 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1781 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1782 FloatComplex elt = lambda(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1783 if (std::imag (elt) == 0.0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1784 lambda(i) = std::pow (a, std::real (elt)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1785 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1786 lambda(i) = std::pow (a, elt); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1787 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1788 FloatComplexDiagMatrix D (lambda); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1789 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1790 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1791 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1792 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1793 error ("xpow: matrix diagonalization failed"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1794 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1795 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1796 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1797 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1798 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1799 // -*- 9 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1800 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1801 xpow (const FloatComplex& a, const FloatComplex& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1802 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1803 FloatComplex result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1804 result = std::pow (a, b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1805 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1806 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1807 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1808 // -*- 10 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1809 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1810 xpow (const FloatComplex& a, const FloatComplexMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1811 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1812 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1813 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1814 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1815 octave_idx_type nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1816 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1817 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1818 error ("for x^A, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1819 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1820 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1821 FloatEIG b_eig (b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1822 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1823 if (! error_state) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1824 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1825 FloatComplexColumnVector lambda (b_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1826 FloatComplexMatrix Q (b_eig.eigenvectors ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1827 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1828 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1829 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1830 FloatComplex elt = lambda(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1831 if (std::imag (elt) == 0.0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1832 lambda(i) = std::pow (a, std::real (elt)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1833 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1834 lambda(i) = std::pow (a, elt); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1835 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1836 FloatComplexDiagMatrix D (lambda); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1837 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1838 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1839 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1840 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1841 error ("xpow: matrix diagonalization failed"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1842 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1843 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1844 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1845 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1846 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1847 // -*- 11 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1848 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1849 xpow (const FloatComplexMatrix& a, float b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1850 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1851 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1852 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1853 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1854 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1855 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1856 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1857 error ("for A^b, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1858 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1859 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1860 if (static_cast<int> (b) == b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1861 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1862 int btmp = static_cast<int> (b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1863 if (btmp == 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1864 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1865 retval = FloatDiagMatrix (nr, nr, 1.0); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1866 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1867 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1868 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1869 // Too much copying? |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1870 // FIXME -- we shouldn't do this if the exponent is |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1871 // large... |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1872 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1873 FloatComplexMatrix atmp; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1874 if (btmp < 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1875 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1876 btmp = -btmp; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1877 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1878 octave_idx_type info; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1879 float rcond = 0.0; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1880 MatrixType mattype (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1881 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1882 atmp = a.inverse (mattype, info, rcond, 1); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1883 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1884 if (info == -1) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1885 warning ("inverse: matrix singular to machine\ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1886 precision, rcond = %g", rcond); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1887 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1888 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1889 atmp = a; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1890 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1891 FloatComplexMatrix result (atmp); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1892 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1893 btmp--; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1894 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1895 while (btmp > 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1896 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1897 if (btmp & 1) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1898 result = result * atmp; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1899 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1900 btmp >>= 1; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1901 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1902 if (btmp > 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1903 atmp = atmp * atmp; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1904 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1905 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1906 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1907 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1908 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1909 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1910 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1911 FloatEIG a_eig (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1912 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1913 if (! error_state) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1914 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1915 FloatComplexColumnVector lambda (a_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1916 FloatComplexMatrix Q (a_eig.eigenvectors ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1917 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1918 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1919 lambda(i) = std::pow (lambda(i), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1920 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1921 FloatComplexDiagMatrix D (lambda); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1922 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1923 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1924 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1925 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1926 error ("xpow: matrix diagonalization failed"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1927 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1928 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1929 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1930 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1931 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1932 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1933 // -*- 12 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1934 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1935 xpow (const FloatComplexMatrix& a, const FloatComplex& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1936 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1937 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1938 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1939 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1940 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1941 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1942 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1943 error ("for A^b, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1944 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1945 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1946 FloatEIG a_eig (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1947 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1948 if (! error_state) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1949 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1950 FloatComplexColumnVector lambda (a_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1951 FloatComplexMatrix Q (a_eig.eigenvectors ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1952 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1953 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1954 lambda(i) = std::pow (lambda(i), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1955 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1956 FloatComplexDiagMatrix D (lambda); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1957 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1958 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1959 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1960 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1961 error ("xpow: matrix diagonalization failed"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1962 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1963 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1964 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1965 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1966 |
|
8382
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1967 // -*- 12d -*- |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1968 octave_value |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1969 xpow (const FloatComplexDiagMatrix& a, const FloatComplex& b) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1970 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1971 octave_value retval; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1972 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1973 octave_idx_type nr = a.rows (); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1974 octave_idx_type nc = a.cols (); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1975 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1976 if (nr == 0 || nc == 0 || nr != nc) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1977 error ("for A^b, A must be square"); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1978 else |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1979 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1980 FloatComplexDiagMatrix r (nr, nc); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1981 for (octave_idx_type i = 0; i < nc; i++) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1982 r(i, i) = std::pow (a(i, i), b); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1983 retval = r; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1984 } |
|
9b20a4847056
implement scalar powers of diag matrices
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|
1985 |
|
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|
1986 return retval; |
|
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|
1987 } |
|
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|
1988 |
|
9b20a4847056
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|
1989 // mixed |
|
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|
1990 octave_value |
|
9b20a4847056
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parents:
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|
1991 xpow (const FloatComplexDiagMatrix& a, float b) |
|
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parents:
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|
1992 { |
|
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implement scalar powers of diag matrices
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|
1993 return xpow (a, static_cast<FloatComplex> (b)); |
|
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implement scalar powers of diag matrices
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parents:
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|
1994 } |
|
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|
1995 |
|
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|
1996 octave_value |
|
9b20a4847056
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|
1997 xpow (const FloatDiagMatrix& a, const FloatComplex& b) |
|
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parents:
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|
1998 { |
|
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parents:
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|
1999 return xpow (FloatComplexDiagMatrix (a), b); |
|
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implement scalar powers of diag matrices
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parents:
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|
2000 } |
|
9b20a4847056
implement scalar powers of diag matrices
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parents:
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|
2001 |
|
7789
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First attempt at single precision tyeps
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|
2002 // Safer pow functions that work elementwise for matrices. |
|
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First attempt at single precision tyeps
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|
2003 // |
|
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|
2004 // op2 \ op1: s m cs cm |
|
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First attempt at single precision tyeps
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|
2005 // +-- +---+---+----+----+ |
|
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First attempt at single precision tyeps
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|
2006 // scalar | | * | 3 | * | 9 | |
|
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First attempt at single precision tyeps
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|
2007 // +---+---+----+----+ |
|
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|
2008 // matrix | 1 | 4 | 7 | 10 | |
|
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|
2009 // +---+---+----+----+ |
|
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|
2010 // complex_scalar | * | 5 | * | 11 | |
|
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First attempt at single precision tyeps
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|
2011 // +---+---+----+----+ |
|
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parents:
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|
2012 // complex_matrix | 2 | 6 | 8 | 12 | |
|
82be108cc558
First attempt at single precision tyeps
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|
2013 // +---+---+----+----+ |
|
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First attempt at single precision tyeps
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parents:
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|
2014 // |
|
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First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2015 // * -> not needed. |
|
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First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2016 |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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changeset
|
2017 // FIXME -- these functions need to be fixed so that things |
|
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First attempt at single precision tyeps
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parents:
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|
2018 // like |
|
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First attempt at single precision tyeps
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parents:
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diff
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|
2019 // |
|
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First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2020 // a = -1; b = [ 0, 0.5, 1 ]; r = a .^ b |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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|
2021 // |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2022 // and |
|
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First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2023 // |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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|
2024 // a = -1; b = [ 0, 0.5, 1 ]; for i = 1:3, r(i) = a .^ b(i), end |
|
82be108cc558
First attempt at single precision tyeps
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|
2025 // |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
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|
2026 // produce identical results. Also, it would be nice if -1^0.5 |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2027 // produced a pure imaginary result instead of a complex number with a |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
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|
2028 // small real part. But perhaps that's really a problem with the math |
|
82be108cc558
First attempt at single precision tyeps
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|
2029 // library... |
|
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diff
changeset
|
2030 |
|
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parents:
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changeset
|
2031 // -*- 1 -*- |
|
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parents:
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|
2032 octave_value |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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changeset
|
2033 elem_xpow (float a, const FloatMatrix& b) |
|
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First attempt at single precision tyeps
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diff
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|
2034 { |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2035 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2036 |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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changeset
|
2037 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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|
2038 octave_idx_type nc = b.cols (); |
|
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First attempt at single precision tyeps
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parents:
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diff
changeset
|
2039 |
|
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
2040 float d1, d2; |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2041 |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2042 if (a < 0.0 && ! b.all_integers (d1, d2)) |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2043 { |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2044 FloatComplex atmp (a); |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2045 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2046 |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2047 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
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|
2048 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2049 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2050 octave_quit (); |
|
7789
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First attempt at single precision tyeps
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parents:
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diff
changeset
|
2051 result (i, j) = std::pow (atmp, b (i, j)); |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2052 } |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2053 |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2054 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2055 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2056 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2057 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2058 FloatMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2059 |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2060 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2061 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
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diff
changeset
|
2062 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2063 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2064 result (i, j) = std::pow (a, b (i, j)); |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2065 } |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2066 |
|
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
2067 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2068 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2069 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
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diff
changeset
|
2070 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2071 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
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diff
changeset
|
2072 |
|
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
2073 // -*- 2 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
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diff
changeset
|
2074 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2075 elem_xpow (float a, const FloatComplexMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2076 { |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2077 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2078 octave_idx_type nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2079 |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2080 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2081 FloatComplex atmp (a); |
|
82be108cc558
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parents:
7578
diff
changeset
|
2082 |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2083 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
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|
2084 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
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parents:
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diff
changeset
|
2085 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2086 octave_quit (); |
|
7789
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changeset
|
2087 result (i, j) = std::pow (atmp, b (i, j)); |
|
82be108cc558
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parents:
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|
2088 } |
|
82be108cc558
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parents:
7578
diff
changeset
|
2089 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
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diff
changeset
|
2090 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
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diff
changeset
|
2091 } |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2092 |
|
82be108cc558
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parents:
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diff
changeset
|
2093 // -*- 3 -*- |
|
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2094 octave_value |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
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changeset
|
2095 elem_xpow (const FloatMatrix& a, float b) |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2096 { |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2097 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2098 |
|
82be108cc558
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parents:
7578
diff
changeset
|
2099 octave_idx_type nr = a.rows (); |
|
82be108cc558
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|
2100 octave_idx_type nc = a.cols (); |
|
82be108cc558
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changeset
|
2101 |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2102 if (! xisint (b) && a.any_element_is_negative ()) |
|
7789
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First attempt at single precision tyeps
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7578
diff
changeset
|
2103 { |
|
82be108cc558
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parents:
7578
diff
changeset
|
2104 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
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parents:
7578
diff
changeset
|
2105 |
|
82be108cc558
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parents:
7578
diff
changeset
|
2106 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
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parents:
7578
diff
changeset
|
2107 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
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parents:
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diff
changeset
|
2108 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2109 octave_quit (); |
|
7789
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diff
changeset
|
2110 |
|
82be108cc558
First attempt at single precision tyeps
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parents:
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diff
changeset
|
2111 FloatComplex atmp (a (i, j)); |
|
82be108cc558
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changeset
|
2112 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2113 result (i, j) = std::pow (atmp, b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2114 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2115 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2116 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2117 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2118 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2119 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2120 FloatMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2121 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2122 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2123 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2124 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2125 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2126 result (i, j) = std::pow (a (i, j), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2127 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2128 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2129 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2130 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2131 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2132 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2133 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2134 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2135 // -*- 4 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2136 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2137 elem_xpow (const FloatMatrix& a, const FloatMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2138 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2139 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2140 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2141 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2142 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2143 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2144 octave_idx_type b_nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2145 octave_idx_type b_nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2146 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2147 if (nr != b_nr || nc != b_nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2148 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2149 gripe_nonconformant ("operator .^", nr, nc, b_nr, b_nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2150 return octave_value (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2151 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2152 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2153 int convert_to_complex = 0; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2154 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2155 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2156 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2157 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2158 float atmp = a (i, j); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2159 float btmp = b (i, j); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2160 if (atmp < 0.0 && static_cast<int> (btmp) != btmp) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2161 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2162 convert_to_complex = 1; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2163 goto done; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2164 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2165 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2166 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2167 done: |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2168 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2169 if (convert_to_complex) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2170 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2171 FloatComplexMatrix complex_result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2172 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2173 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2174 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2175 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2176 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2177 FloatComplex atmp (a (i, j)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2178 FloatComplex btmp (b (i, j)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2179 complex_result (i, j) = std::pow (atmp, btmp); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2180 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2181 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2182 retval = complex_result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2183 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2184 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2185 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2186 FloatMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2187 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2188 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2189 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2190 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2191 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2192 result (i, j) = std::pow (a (i, j), b (i, j)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2193 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2194 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2195 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2196 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2197 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2198 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2199 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2200 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2201 // -*- 5 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2202 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2203 elem_xpow (const FloatMatrix& a, const FloatComplex& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2204 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2205 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2206 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2207 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2208 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2209 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2210 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2211 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2212 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2213 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2214 result (i, j) = std::pow (FloatComplex (a (i, j)), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2215 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2216 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2217 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2218 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2219 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2220 // -*- 6 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2221 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2222 elem_xpow (const FloatMatrix& a, const FloatComplexMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2223 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2224 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2225 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2226 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2227 octave_idx_type b_nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2228 octave_idx_type b_nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2229 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2230 if (nr != b_nr || nc != b_nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2231 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2232 gripe_nonconformant ("operator .^", nr, nc, b_nr, b_nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2233 return octave_value (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2234 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2235 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2236 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2237 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2238 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2239 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2240 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2241 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2242 result (i, j) = std::pow (FloatComplex (a (i, j)), b (i, j)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2243 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2244 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2245 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2246 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2247 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2248 // -*- 7 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2249 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2250 elem_xpow (const FloatComplex& a, const FloatMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2251 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2252 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2253 octave_idx_type nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2254 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2255 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2256 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2257 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2258 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2259 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2260 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2261 float btmp = b (i, j); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2262 if (xisint (btmp)) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2263 result (i, j) = std::pow (a, static_cast<int> (btmp)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2264 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2265 result (i, j) = std::pow (a, btmp); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2266 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2267 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2268 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2269 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2270 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2271 // -*- 8 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2272 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2273 elem_xpow (const FloatComplex& a, const FloatComplexMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2274 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2275 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2276 octave_idx_type nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2277 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2278 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2279 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2280 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2281 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2282 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2283 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2284 result (i, j) = std::pow (a, b (i, j)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2285 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2286 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2287 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2288 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2289 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2290 // -*- 9 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2291 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2292 elem_xpow (const FloatComplexMatrix& a, float b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2293 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2294 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2295 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2296 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2297 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2298 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2299 if (xisint (b)) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2300 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2301 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2302 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2303 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2304 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2305 result (i, j) = std::pow (a (i, j), static_cast<int> (b)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2306 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2307 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2308 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2309 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2310 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2311 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2312 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2313 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2314 result (i, j) = std::pow (a (i, j), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2315 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2316 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2317 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2318 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2319 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2320 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2321 // -*- 10 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2322 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2323 elem_xpow (const FloatComplexMatrix& a, const FloatMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2324 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2325 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2326 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2327 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2328 octave_idx_type b_nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2329 octave_idx_type b_nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2330 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2331 if (nr != b_nr || nc != b_nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2332 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2333 gripe_nonconformant ("operator .^", nr, nc, b_nr, b_nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2334 return octave_value (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2335 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2336 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2337 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2338 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2339 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2340 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2341 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2342 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2343 float btmp = b (i, j); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2344 if (xisint (btmp)) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2345 result (i, j) = std::pow (a (i, j), static_cast<int> (btmp)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2346 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2347 result (i, j) = std::pow (a (i, j), btmp); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2348 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2349 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2350 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2351 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2352 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2353 // -*- 11 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2354 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2355 elem_xpow (const FloatComplexMatrix& a, const FloatComplex& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2356 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2357 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2358 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2359 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2360 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2361 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2362 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2363 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2364 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2365 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2366 result (i, j) = std::pow (a (i, j), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2367 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2368 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2369 return result; |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2370 } |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2371 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2372 // -*- 12 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2373 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2374 elem_xpow (const FloatComplexMatrix& a, const FloatComplexMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2375 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2376 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2377 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2378 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2379 octave_idx_type b_nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2380 octave_idx_type b_nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2381 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2382 if (nr != b_nr || nc != b_nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2383 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2384 gripe_nonconformant ("operator .^", nr, nc, b_nr, b_nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2385 return octave_value (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2386 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2387 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2388 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2389 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2390 for (octave_idx_type j = 0; j < nc; j++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2391 for (octave_idx_type i = 0; i < nr; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2392 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2393 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2394 result (i, j) = std::pow (a (i, j), b (i, j)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2395 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2396 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2397 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2398 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2399 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2400 // Safer pow functions that work elementwise for N-d arrays. |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2401 // |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2402 // op2 \ op1: s nd cs cnd |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2403 // +-- +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2404 // scalar | | * | 3 | * | 9 | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2405 // +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2406 // N_d | 1 | 4 | 7 | 10 | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2407 // +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2408 // complex_scalar | * | 5 | * | 11 | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2409 // +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2410 // complex_N_d | 2 | 6 | 8 | 12 | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2411 // +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2412 // |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2413 // * -> not needed. |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2414 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2415 // FIXME -- these functions need to be fixed so that things |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2416 // like |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2417 // |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2418 // a = -1; b = [ 0, 0.5, 1 ]; r = a .^ b |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2419 // |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7578
diff
changeset
|
2420 // and |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2421 // |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2422 // a = -1; b = [ 0, 0.5, 1 ]; for i = 1:3, r(i) = a .^ b(i), end |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2423 // |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2424 // produce identical results. Also, it would be nice if -1^0.5 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2425 // produced a pure imaginary result instead of a complex number with a |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2426 // small real part. But perhaps that's really a problem with the math |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2427 // library... |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2428 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2429 // -*- 1 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2430 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2431 elem_xpow (float a, const FloatNDArray& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2432 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2433 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2434 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2435 float d1, d2; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2436 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2437 if (a < 0.0 && ! b.all_integers (d1, d2)) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2438 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2439 FloatComplex atmp (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2440 FloatComplexNDArray result (b.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2441 for (octave_idx_type i = 0; i < b.length (); i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2442 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2443 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2444 result(i) = std::pow (atmp, b(i)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2445 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2446 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2447 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2448 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2449 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2450 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2451 FloatNDArray result (b.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2452 for (octave_idx_type i = 0; i < b.length (); i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2453 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2454 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2455 result (i) = std::pow (a, b(i)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2456 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2457 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2458 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2459 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2460 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2461 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2462 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2463 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2464 // -*- 2 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2465 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2466 elem_xpow (float a, const FloatComplexNDArray& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2467 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2468 FloatComplexNDArray result (b.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2469 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2470 for (octave_idx_type i = 0; i < b.length (); i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2471 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2472 octave_quit (); |
|
10144
1b883ce66707
avoid redundant real->complex conversions in xpow
Jaroslav Hajek <highegg@gmail.com>
parents:
10142
diff
changeset
|
2473 result(i) = std::pow (a, b(i)); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2474 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2475 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2476 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2477 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2478 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2479 // -*- 3 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2480 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2481 elem_xpow (const FloatNDArray& a, float b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2482 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2483 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2484 |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2485 if (! xisint (b)) |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2486 { |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2487 if (a.any_element_is_negative ()) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2488 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2489 FloatComplexNDArray result (a.dims ()); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2490 |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2491 for (octave_idx_type i = 0; i < a.length (); i++) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2492 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2493 octave_quit (); |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2494 |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2495 FloatComplex atmp (a (i)); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2496 |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2497 result(i) = std::pow (atmp, b); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2498 } |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2499 |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2500 retval = result; |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2501 } |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2502 else |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2503 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2504 FloatNDArray result (a.dims ()); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2505 for (octave_idx_type i = 0; i < a.length (); i++) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2506 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2507 octave_quit (); |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2508 result(i) = std::pow (a(i), b); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2509 } |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2510 |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2511 retval = result; |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2512 } |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2513 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2514 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2515 { |
| 10129 | 2516 NoAlias<FloatNDArray> result (a.dims ()); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2517 |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2518 int ib = static_cast<int> (b); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2519 if (ib == 2) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2520 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2521 for (octave_idx_type i = 0; i < a.length (); i++) |
| 10129 | 2522 result(i) = a(i) * a(i); |
| 2523 } | |
| 2524 else if (ib == 3) | |
| 2525 { | |
| 2526 for (octave_idx_type i = 0; i < a.length (); i++) | |
| 2527 result(i) = a(i) * a(i) * a(i); | |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2528 } |
|
8979
a7c00773a089
optimize also .^-1 case
Jaroslav Hajek <highegg@gmail.com>
parents:
8978
diff
changeset
|
2529 else if (ib == -1) |
|
a7c00773a089
optimize also .^-1 case
Jaroslav Hajek <highegg@gmail.com>
parents:
8978
diff
changeset
|
2530 { |
|
a7c00773a089
optimize also .^-1 case
Jaroslav Hajek <highegg@gmail.com>
parents:
8978
diff
changeset
|
2531 for (octave_idx_type i = 0; i < a.length (); i++) |
| 10129 | 2532 result(i) = 1.0f / a(i); |
|
8979
a7c00773a089
optimize also .^-1 case
Jaroslav Hajek <highegg@gmail.com>
parents:
8978
diff
changeset
|
2533 } |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2534 else |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2535 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2536 for (octave_idx_type i = 0; i < a.length (); i++) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2537 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2538 octave_quit (); |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2539 result(i) = std::pow (a(i), ib); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2540 } |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2541 } |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2542 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2543 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2544 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2545 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2546 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2547 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2548 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2549 // -*- 4 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2550 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2551 elem_xpow (const FloatNDArray& a, const FloatNDArray& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2552 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2553 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2554 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2555 dim_vector a_dims = a.dims (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2556 dim_vector b_dims = b.dims (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2557 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2558 if (a_dims != b_dims) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2559 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2560 gripe_nonconformant ("operator .^", a_dims, b_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2561 return octave_value (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2562 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2563 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2564 int len = a.length (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2565 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2566 bool convert_to_complex = false; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2567 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2568 for (octave_idx_type i = 0; i < len; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2569 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2570 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2571 float atmp = a(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2572 float btmp = b(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2573 if (atmp < 0.0 && static_cast<int> (btmp) != btmp) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2574 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2575 convert_to_complex = true; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2576 goto done; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2577 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2578 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2579 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2580 done: |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2581 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2582 if (convert_to_complex) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2583 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2584 FloatComplexNDArray complex_result (a_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2585 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2586 for (octave_idx_type i = 0; i < len; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2587 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2588 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2589 FloatComplex atmp (a(i)); |
|
10144
1b883ce66707
avoid redundant real->complex conversions in xpow
Jaroslav Hajek <highegg@gmail.com>
parents:
10142
diff
changeset
|
2590 complex_result(i) = std::pow (atmp, b(i)); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2591 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2592 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2593 retval = complex_result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2594 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2595 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2596 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2597 FloatNDArray result (a_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2598 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2599 for (octave_idx_type i = 0; i < len; i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2600 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2601 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2602 result(i) = std::pow (a(i), b(i)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2603 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2604 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2605 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2606 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2607 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2608 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2609 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2610 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2611 // -*- 5 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2612 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2613 elem_xpow (const FloatNDArray& a, const FloatComplex& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2614 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2615 FloatComplexNDArray result (a.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2616 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2617 for (octave_idx_type i = 0; i < a.length (); i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2618 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2619 octave_quit (); |
|
10144
1b883ce66707
avoid redundant real->complex conversions in xpow
Jaroslav Hajek <highegg@gmail.com>
parents:
10142
diff
changeset
|
2620 result(i) = std::pow (a(i), b); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2621 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2622 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2623 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2624 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2625 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2626 // -*- 6 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2627 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2628 elem_xpow (const FloatNDArray& a, const FloatComplexNDArray& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2629 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2630 dim_vector a_dims = a.dims (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2631 dim_vector b_dims = b.dims (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2632 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2633 if (a_dims != b_dims) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2634 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2635 gripe_nonconformant ("operator .^", a_dims, b_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2636 return octave_value (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2637 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2638 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2639 FloatComplexNDArray result (a_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2640 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2641 for (octave_idx_type i = 0; i < a.length (); i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2642 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2643 octave_quit (); |
|
10144
1b883ce66707
avoid redundant real->complex conversions in xpow
Jaroslav Hajek <highegg@gmail.com>
parents:
10142
diff
changeset
|
2644 result(i) = std::pow (a(i), b(i)); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2645 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2646 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2647 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2648 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2649 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2650 // -*- 7 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2651 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2652 elem_xpow (const FloatComplex& a, const FloatNDArray& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2653 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2654 FloatComplexNDArray result (b.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2655 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2656 for (octave_idx_type i = 0; i < b.length (); i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2657 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2658 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2659 float btmp = b(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2660 if (xisint (btmp)) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2661 result(i) = std::pow (a, static_cast<int> (btmp)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2662 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2663 result(i) = std::pow (a, btmp); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2664 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2665 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2666 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2667 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2668 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2669 // -*- 8 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2670 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2671 elem_xpow (const FloatComplex& a, const FloatComplexNDArray& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2672 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2673 FloatComplexNDArray result (b.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2674 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2675 for (octave_idx_type i = 0; i < b.length (); i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2676 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2677 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2678 result(i) = std::pow (a, b(i)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2679 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2680 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2681 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2682 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2683 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2684 // -*- 9 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2685 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2686 elem_xpow (const FloatComplexNDArray& a, float b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2687 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2688 FloatComplexNDArray result (a.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2689 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2690 if (xisint (b)) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2691 { |
|
8979
a7c00773a089
optimize also .^-1 case
Jaroslav Hajek <highegg@gmail.com>
parents:
8978
diff
changeset
|
2692 if (b == -1) |
|
a7c00773a089
optimize also .^-1 case
Jaroslav Hajek <highegg@gmail.com>
parents:
8978
diff
changeset
|
2693 { |
|
a7c00773a089
optimize also .^-1 case
Jaroslav Hajek <highegg@gmail.com>
parents:
8978
diff
changeset
|
2694 for (octave_idx_type i = 0; i < a.length (); i++) |
|
10144
1b883ce66707
avoid redundant real->complex conversions in xpow
Jaroslav Hajek <highegg@gmail.com>
parents:
10142
diff
changeset
|
2695 result.xelem (i) = 1.0f / a(i); |
|
8979
a7c00773a089
optimize also .^-1 case
Jaroslav Hajek <highegg@gmail.com>
parents:
8978
diff
changeset
|
2696 } |
|
a7c00773a089
optimize also .^-1 case
Jaroslav Hajek <highegg@gmail.com>
parents:
8978
diff
changeset
|
2697 else |
|
a7c00773a089
optimize also .^-1 case
Jaroslav Hajek <highegg@gmail.com>
parents:
8978
diff
changeset
|
2698 { |
|
a7c00773a089
optimize also .^-1 case
Jaroslav Hajek <highegg@gmail.com>
parents:
8978
diff
changeset
|
2699 for (octave_idx_type i = 0; i < a.length (); i++) |
|
a7c00773a089
optimize also .^-1 case
Jaroslav Hajek <highegg@gmail.com>
parents:
8978
diff
changeset
|
2700 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2701 octave_quit (); |
|
8979
a7c00773a089
optimize also .^-1 case
Jaroslav Hajek <highegg@gmail.com>
parents:
8978
diff
changeset
|
2702 result(i) = std::pow (a(i), static_cast<int> (b)); |
|
a7c00773a089
optimize also .^-1 case
Jaroslav Hajek <highegg@gmail.com>
parents:
8978
diff
changeset
|
2703 } |
|
a7c00773a089
optimize also .^-1 case
Jaroslav Hajek <highegg@gmail.com>
parents:
8978
diff
changeset
|
2704 } |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2705 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2706 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2707 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2708 for (octave_idx_type i = 0; i < a.length (); i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2709 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2710 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2711 result(i) = std::pow (a(i), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2712 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2713 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2714 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2715 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2716 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2717 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2718 // -*- 10 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2719 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2720 elem_xpow (const FloatComplexNDArray& a, const FloatNDArray& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2721 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2722 dim_vector a_dims = a.dims (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2723 dim_vector b_dims = b.dims (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2724 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2725 if (a_dims != b_dims) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2726 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2727 gripe_nonconformant ("operator .^", a_dims, b_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2728 return octave_value (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2729 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2730 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2731 FloatComplexNDArray result (a_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2732 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2733 for (octave_idx_type i = 0; i < a.length (); i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2734 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2735 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2736 float btmp = b(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2737 if (xisint (btmp)) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2738 result(i) = std::pow (a(i), static_cast<int> (btmp)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2739 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2740 result(i) = std::pow (a(i), btmp); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2741 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2742 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2743 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2744 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2745 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2746 // -*- 11 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2747 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2748 elem_xpow (const FloatComplexNDArray& a, const FloatComplex& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2749 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2750 FloatComplexNDArray result (a.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2751 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2752 for (octave_idx_type i = 0; i < a.length (); i++) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2753 { |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10129
diff
changeset
|
2754 octave_quit (); |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2755 result(i) = std::pow (a(i), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2756 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2757 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2758 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2759 } |
|
82be108cc558
First attempt at single precision tyeps
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2760 |
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2761 // -*- 12 -*- |
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2762 octave_value |
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2763 elem_xpow (const FloatComplexNDArray& a, const FloatComplexNDArray& b) |
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2764 { |
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2765 dim_vector a_dims = a.dims (); |
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2766 dim_vector b_dims = b.dims (); |
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2767 |
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2768 if (a_dims != b_dims) |
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2769 { |
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2770 gripe_nonconformant ("operator .^", a_dims, b_dims); |
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2771 return octave_value (); |
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2772 } |
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2773 |
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2774 FloatComplexNDArray result (a_dims); |
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2775 |
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2776 for (octave_idx_type i = 0; i < a.length (); i++) |
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2777 { |
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10142
829e69ec3110
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Jaroslav Hajek <highegg@gmail.com>
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2778 octave_quit (); |
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7789
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2779 result(i) = std::pow (a(i), b(i)); |
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2780 } |
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2781 |
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2782 return result; |
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2783 } |