Mercurial > hg > octave-nkf
annotate src/xpow.cc @ 8978:0a58c4cd1405
optimize element-wise power
| author | Jaroslav Hajek <highegg@gmail.com> |
|---|---|
| date | Fri, 13 Mar 2009 22:33:26 +0100 |
| parents | 93f18f166aba |
| children | a7c00773a089 |
| 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" |
|
8382
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
34 #include "fCDiagMatrix.h" |
| 1352 | 35 #include "CMatrix.h" |
| 453 | 36 #include "EIG.h" |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
37 #include "fEIG.h" |
| 1352 | 38 #include "dDiagMatrix.h" |
|
8382
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
39 #include "fDiagMatrix.h" |
| 1352 | 40 #include "dMatrix.h" |
|
8958
6ccc12cc65ef
implement raising a permutation matrix to integer power
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
|
41 #include "PermMatrix.h" |
| 3585 | 42 #include "mx-cm-cdm.h" |
| 1651 | 43 #include "oct-cmplx.h" |
| 4153 | 44 #include "quit.h" |
| 1352 | 45 |
| 46 #include "error.h" | |
| 4055 | 47 #include "oct-obj.h" |
| 1567 | 48 #include "utils.h" |
| 1352 | 49 #include "xpow.h" |
| 1 | 50 |
| 5275 | 51 #ifdef _OPENMP |
| 52 #include <omp.h> | |
| 53 #endif | |
| 54 | |
| 1567 | 55 static inline int |
| 56 xisint (double x) | |
| 57 { | |
| 58 return (D_NINT (x) == x | |
| 59 && ((x >= 0 && x < INT_MAX) | |
| 60 || (x <= 0 && x > INT_MIN))); | |
| 61 } | |
| 62 | |
| 767 | 63 // Safer pow functions. |
| 64 // | |
| 65 // op2 \ op1: s m cs cm | |
| 66 // +-- +---+---+----+----+ | |
| 67 // scalar | | 1 | 5 | 7 | 11 | | |
| 68 // +---+---+----+----+ | |
| 2365 | 69 // matrix | 2 | * | 8 | * | |
| 767 | 70 // +---+---+----+----+ |
| 71 // complex_scalar | 3 | 6 | 9 | 12 | | |
| 72 // +---+---+----+----+ | |
| 2365 | 73 // complex_matrix | 4 | * | 10 | * | |
| 767 | 74 // +---+---+----+----+ |
| 1 | 75 |
| 767 | 76 // -*- 1 -*- |
| 2086 | 77 octave_value |
| 1 | 78 xpow (double a, double b) |
| 79 { | |
|
7543
b84c5cbc0812
print.m: handle gif and jpg devices
John W. Eaton <jwe@octave.org>
parents:
7017
diff
changeset
|
80 double retval; |
|
b84c5cbc0812
print.m: handle gif and jpg devices
John W. Eaton <jwe@octave.org>
parents:
7017
diff
changeset
|
81 |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
82 if (a < 0.0 && ! xisint (b)) |
| 1 | 83 { |
| 5260 | 84 Complex atmp (a); |
| 4682 | 85 |
| 5260 | 86 return std::pow (atmp, b); |
| 1 | 87 } |
| 88 else | |
|
7543
b84c5cbc0812
print.m: handle gif and jpg devices
John W. Eaton <jwe@octave.org>
parents:
7017
diff
changeset
|
89 retval = std::pow (a, b); |
|
b84c5cbc0812
print.m: handle gif and jpg devices
John W. Eaton <jwe@octave.org>
parents:
7017
diff
changeset
|
90 |
|
b84c5cbc0812
print.m: handle gif and jpg devices
John W. Eaton <jwe@octave.org>
parents:
7017
diff
changeset
|
91 return retval; |
| 1 | 92 } |
| 93 | |
| 767 | 94 // -*- 2 -*- |
| 2086 | 95 octave_value |
| 164 | 96 xpow (double a, const Matrix& b) |
| 1 | 97 { |
| 2086 | 98 octave_value retval; |
| 1 | 99 |
| 5275 | 100 octave_idx_type nr = b.rows (); |
| 101 octave_idx_type nc = b.cols (); | |
| 1 | 102 |
| 103 if (nr == 0 || nc == 0 || nr != nc) | |
| 104 error ("for x^A, A must be square"); | |
| 105 else | |
| 106 { | |
| 107 EIG b_eig (b); | |
| 108 | |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
109 if (! error_state) |
| 1 | 110 { |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
111 ComplexColumnVector lambda (b_eig.eigenvalues ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
112 ComplexMatrix Q (b_eig.eigenvectors ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
113 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
114 for (octave_idx_type i = 0; i < nr; i++) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
115 { |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
116 Complex elt = lambda(i); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
117 if (std::imag (elt) == 0.0) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
118 lambda(i) = std::pow (a, std::real (elt)); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
119 else |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
120 lambda(i) = std::pow (a, elt); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
121 } |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
122 ComplexDiagMatrix D (lambda); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
123 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
124 retval = ComplexMatrix (Q * D * Q.inverse ()); |
| 1 | 125 } |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
126 else |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
127 error ("xpow: matrix diagonalization failed"); |
| 1 | 128 } |
| 129 | |
| 130 return retval; | |
| 131 } | |
| 132 | |
| 767 | 133 // -*- 3 -*- |
| 2086 | 134 octave_value |
| 164 | 135 xpow (double a, const Complex& b) |
| 1 | 136 { |
| 137 Complex result; | |
| 138 Complex atmp (a); | |
| 5260 | 139 result = std::pow (atmp, b); |
| 1567 | 140 return result; |
| 1 | 141 } |
| 142 | |
| 767 | 143 // -*- 4 -*- |
| 2086 | 144 octave_value |
| 164 | 145 xpow (double a, const ComplexMatrix& b) |
| 1 | 146 { |
| 2086 | 147 octave_value retval; |
| 1 | 148 |
| 5275 | 149 octave_idx_type nr = b.rows (); |
| 150 octave_idx_type nc = b.cols (); | |
| 1 | 151 |
| 152 if (nr == 0 || nc == 0 || nr != nc) | |
| 2365 | 153 error ("for x^A, A must be square"); |
| 1 | 154 else |
| 155 { | |
| 156 EIG b_eig (b); | |
| 157 | |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
158 if (! error_state) |
| 1 | 159 { |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
160 ComplexColumnVector lambda (b_eig.eigenvalues ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
161 ComplexMatrix Q (b_eig.eigenvectors ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
162 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
163 for (octave_idx_type i = 0; i < nr; i++) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
164 { |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
165 Complex elt = lambda(i); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
166 if (std::imag (elt) == 0.0) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
167 lambda(i) = std::pow (a, std::real (elt)); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
168 else |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
169 lambda(i) = std::pow (a, elt); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
170 } |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
171 ComplexDiagMatrix D (lambda); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
172 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
173 retval = ComplexMatrix (Q * D * Q.inverse ()); |
| 1 | 174 } |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
175 else |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
176 error ("xpow: matrix diagonalization failed"); |
| 1 | 177 } |
| 178 | |
| 179 return retval; | |
| 180 } | |
| 181 | |
| 767 | 182 // -*- 5 -*- |
| 2086 | 183 octave_value |
| 164 | 184 xpow (const Matrix& a, double b) |
| 1 | 185 { |
| 2086 | 186 octave_value retval; |
| 1 | 187 |
| 5275 | 188 octave_idx_type nr = a.rows (); |
| 189 octave_idx_type nc = a.cols (); | |
| 1 | 190 |
| 191 if (nr == 0 || nc == 0 || nr != nc) | |
| 2365 | 192 error ("for A^b, A must be square"); |
| 1567 | 193 else |
| 1 | 194 { |
| 2800 | 195 if (static_cast<int> (b) == b) |
| 1 | 196 { |
| 2804 | 197 int btmp = static_cast<int> (b); |
| 1567 | 198 if (btmp == 0) |
| 199 { | |
| 200 retval = DiagMatrix (nr, nr, 1.0); | |
| 201 } | |
| 202 else | |
| 203 { | |
| 204 // Too much copying? | |
| 5775 | 205 // FIXME -- we shouldn't do this if the exponent is |
| 1567 | 206 // large... |
| 207 | |
| 208 Matrix atmp; | |
| 209 if (btmp < 0) | |
| 210 { | |
| 211 btmp = -btmp; | |
| 1655 | 212 |
| 5275 | 213 octave_idx_type info; |
| 1655 | 214 double rcond = 0.0; |
| 6207 | 215 MatrixType mattype (a); |
| 1655 | 216 |
| 6207 | 217 atmp = a.inverse (mattype, info, rcond, 1); |
| 1655 | 218 |
| 219 if (info == -1) | |
| 220 warning ("inverse: matrix singular to machine\ | |
| 221 precision, rcond = %g", rcond); | |
| 1567 | 222 } |
| 223 else | |
| 224 atmp = a; | |
| 225 | |
| 226 Matrix result (atmp); | |
| 3178 | 227 |
| 228 btmp--; | |
| 229 | |
| 230 while (btmp > 0) | |
| 231 { | |
| 232 if (btmp & 1) | |
| 233 result = result * atmp; | |
| 234 | |
| 235 btmp >>= 1; | |
| 236 | |
| 237 if (btmp > 0) | |
| 238 atmp = atmp * atmp; | |
| 239 } | |
| 1567 | 240 |
| 241 retval = result; | |
| 242 } | |
| 1 | 243 } |
| 244 else | |
| 245 { | |
| 1567 | 246 EIG a_eig (a); |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
247 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
248 if (! error_state) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
249 { |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
250 ComplexColumnVector lambda (a_eig.eigenvalues ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
251 ComplexMatrix Q (a_eig.eigenvectors ()); |
| 1567 | 252 |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
253 for (octave_idx_type i = 0; i < nr; i++) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
254 lambda(i) = std::pow (lambda(i), b); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
255 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
256 ComplexDiagMatrix D (lambda); |
| 1567 | 257 |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
258 retval = ComplexMatrix (Q * D * Q.inverse ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
259 } |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
260 else |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
261 error ("xpow: matrix diagonalization failed"); |
| 1567 | 262 } |
| 263 } | |
| 1358 | 264 |
| 1567 | 265 return retval; |
| 266 } | |
| 1 | 267 |
|
8382
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
268 // -*- 5d -*- |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
269 octave_value |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
270 xpow (const DiagMatrix& a, double b) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
271 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
272 octave_value retval; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
273 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
274 octave_idx_type nr = a.rows (); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
275 octave_idx_type nc = a.cols (); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
276 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
277 if (nr == 0 || nc == 0 || nr != nc) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
278 error ("for A^b, A must be square"); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
279 else |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
280 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
281 if (static_cast<int> (b) == b) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
282 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
283 DiagMatrix r (nr, nc); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
284 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
|
285 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
|
286 retval = r; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
287 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
288 else |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
289 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
290 ComplexDiagMatrix r (nr, nc); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
291 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
|
292 r(i, i) = std::pow (static_cast<Complex> (a(i, i)), b); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
293 retval = r; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
294 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
295 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
296 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
297 return retval; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
298 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
299 |
|
8958
6ccc12cc65ef
implement raising a permutation matrix to integer power
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
|
300 // -*- 5p -*- |
|
6ccc12cc65ef
implement raising a permutation matrix to integer power
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
|
301 octave_value |
|
6ccc12cc65ef
implement raising a permutation matrix to integer power
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
|
302 xpow (const PermMatrix& a, double b) |
|
6ccc12cc65ef
implement raising a permutation matrix to integer power
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
|
303 { |
|
6ccc12cc65ef
implement raising a permutation matrix to integer power
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
|
304 octave_value retval; |
|
6ccc12cc65ef
implement raising a permutation matrix to integer power
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
|
305 int btmp = static_cast<int> (b); |
|
6ccc12cc65ef
implement raising a permutation matrix to integer power
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
|
306 if (btmp == b) |
|
6ccc12cc65ef
implement raising a permutation matrix to integer power
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
|
307 return a.power (btmp); |
|
6ccc12cc65ef
implement raising a permutation matrix to integer power
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
|
308 else |
|
6ccc12cc65ef
implement raising a permutation matrix to integer power
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
|
309 return xpow (Matrix (a), b); |
|
6ccc12cc65ef
implement raising a permutation matrix to integer power
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
|
310 } |
|
6ccc12cc65ef
implement raising a permutation matrix to integer power
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
|
311 |
| 1567 | 312 // -*- 6 -*- |
| 2086 | 313 octave_value |
| 1567 | 314 xpow (const Matrix& a, const Complex& b) |
| 315 { | |
| 2086 | 316 octave_value retval; |
| 1 | 317 |
| 5275 | 318 octave_idx_type nr = a.rows (); |
| 319 octave_idx_type nc = a.cols (); | |
| 1567 | 320 |
| 321 if (nr == 0 || nc == 0 || nr != nc) | |
| 2365 | 322 error ("for A^b, A must be square"); |
| 1 | 323 else |
| 324 { | |
| 325 EIG a_eig (a); | |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
326 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
327 if (! error_state) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
328 { |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
329 ComplexColumnVector lambda (a_eig.eigenvalues ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
330 ComplexMatrix Q (a_eig.eigenvectors ()); |
| 1 | 331 |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
332 for (octave_idx_type i = 0; i < nr; i++) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
333 lambda(i) = std::pow (lambda(i), b); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
334 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
335 ComplexDiagMatrix D (lambda); |
| 1 | 336 |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
337 retval = ComplexMatrix (Q * D * Q.inverse ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
338 } |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
339 else |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
340 error ("xpow: matrix diagonalization failed"); |
| 1 | 341 } |
| 342 | |
| 343 return retval; | |
| 344 } | |
| 345 | |
| 767 | 346 // -*- 7 -*- |
| 2086 | 347 octave_value |
| 164 | 348 xpow (const Complex& a, double b) |
| 1 | 349 { |
| 350 Complex result; | |
| 1567 | 351 |
| 352 if (xisint (b)) | |
| 5260 | 353 result = std::pow (a, static_cast<int> (b)); |
| 1567 | 354 else |
| 5260 | 355 result = std::pow (a, b); |
| 1567 | 356 |
| 357 return result; | |
| 1 | 358 } |
| 359 | |
| 767 | 360 // -*- 8 -*- |
| 2086 | 361 octave_value |
| 164 | 362 xpow (const Complex& a, const Matrix& b) |
| 1 | 363 { |
| 2086 | 364 octave_value retval; |
| 1 | 365 |
| 5275 | 366 octave_idx_type nr = b.rows (); |
| 367 octave_idx_type nc = b.cols (); | |
| 1 | 368 |
| 369 if (nr == 0 || nc == 0 || nr != nc) | |
| 2365 | 370 error ("for x^A, A must be square"); |
| 1 | 371 else |
| 372 { | |
| 373 EIG b_eig (b); | |
| 374 | |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
375 if (! error_state) |
| 1 | 376 { |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
377 ComplexColumnVector lambda (b_eig.eigenvalues ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
378 ComplexMatrix Q (b_eig.eigenvectors ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
379 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
380 for (octave_idx_type i = 0; i < nr; i++) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
381 { |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
382 Complex elt = lambda(i); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
383 if (std::imag (elt) == 0.0) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
384 lambda(i) = std::pow (a, std::real (elt)); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
385 else |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
386 lambda(i) = std::pow (a, elt); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
387 } |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
388 ComplexDiagMatrix D (lambda); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
389 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
390 retval = ComplexMatrix (Q * D * Q.inverse ()); |
| 1 | 391 } |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
392 else |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
393 error ("xpow: matrix diagonalization failed"); |
| 1 | 394 } |
| 395 | |
| 396 return retval; | |
| 397 } | |
| 398 | |
| 767 | 399 // -*- 9 -*- |
| 2086 | 400 octave_value |
| 164 | 401 xpow (const Complex& a, const Complex& b) |
| 1 | 402 { |
| 403 Complex result; | |
| 5260 | 404 result = std::pow (a, b); |
| 1567 | 405 return result; |
| 1 | 406 } |
| 407 | |
| 767 | 408 // -*- 10 -*- |
| 2086 | 409 octave_value |
| 164 | 410 xpow (const Complex& a, const ComplexMatrix& b) |
| 1 | 411 { |
| 2086 | 412 octave_value retval; |
| 1 | 413 |
| 5275 | 414 octave_idx_type nr = b.rows (); |
| 415 octave_idx_type nc = b.cols (); | |
| 1 | 416 |
| 417 if (nr == 0 || nc == 0 || nr != nc) | |
| 2365 | 418 error ("for x^A, A must be square"); |
| 1 | 419 else |
| 420 { | |
| 421 EIG b_eig (b); | |
| 422 | |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
423 if (! error_state) |
| 1 | 424 { |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
425 ComplexColumnVector lambda (b_eig.eigenvalues ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
426 ComplexMatrix Q (b_eig.eigenvectors ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
427 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
428 for (octave_idx_type i = 0; i < nr; i++) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
429 { |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
430 Complex elt = lambda(i); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
431 if (std::imag (elt) == 0.0) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
432 lambda(i) = std::pow (a, std::real (elt)); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
433 else |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
434 lambda(i) = std::pow (a, elt); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
435 } |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
436 ComplexDiagMatrix D (lambda); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
437 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
438 retval = ComplexMatrix (Q * D * Q.inverse ()); |
| 1 | 439 } |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
440 else |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
441 error ("xpow: matrix diagonalization failed"); |
| 1 | 442 } |
| 443 | |
| 444 return retval; | |
| 445 } | |
| 446 | |
| 767 | 447 // -*- 11 -*- |
| 2086 | 448 octave_value |
| 164 | 449 xpow (const ComplexMatrix& a, double b) |
| 1 | 450 { |
| 2086 | 451 octave_value retval; |
| 1 | 452 |
| 5275 | 453 octave_idx_type nr = a.rows (); |
| 454 octave_idx_type nc = a.cols (); | |
| 1 | 455 |
| 456 if (nr == 0 || nc == 0 || nr != nc) | |
| 2365 | 457 error ("for A^b, A must be square"); |
| 1567 | 458 else |
| 1 | 459 { |
| 2800 | 460 if (static_cast<int> (b) == b) |
| 1 | 461 { |
| 2804 | 462 int btmp = static_cast<int> (b); |
| 1567 | 463 if (btmp == 0) |
| 464 { | |
| 465 retval = DiagMatrix (nr, nr, 1.0); | |
| 466 } | |
| 467 else | |
| 468 { | |
| 469 // Too much copying? | |
| 5775 | 470 // FIXME -- we shouldn't do this if the exponent is |
| 1567 | 471 // large... |
| 472 | |
| 473 ComplexMatrix atmp; | |
| 474 if (btmp < 0) | |
| 475 { | |
| 476 btmp = -btmp; | |
| 1655 | 477 |
| 5275 | 478 octave_idx_type info; |
| 1655 | 479 double rcond = 0.0; |
| 6207 | 480 MatrixType mattype (a); |
| 1655 | 481 |
| 6207 | 482 atmp = a.inverse (mattype, info, rcond, 1); |
| 1655 | 483 |
| 484 if (info == -1) | |
| 485 warning ("inverse: matrix singular to machine\ | |
| 486 precision, rcond = %g", rcond); | |
| 1567 | 487 } |
| 488 else | |
| 489 atmp = a; | |
| 490 | |
| 491 ComplexMatrix result (atmp); | |
| 3178 | 492 |
| 493 btmp--; | |
| 494 | |
| 495 while (btmp > 0) | |
| 496 { | |
| 497 if (btmp & 1) | |
| 498 result = result * atmp; | |
| 499 | |
| 500 btmp >>= 1; | |
| 501 | |
| 502 if (btmp > 0) | |
| 503 atmp = atmp * atmp; | |
| 504 } | |
| 1567 | 505 |
| 506 retval = result; | |
| 507 } | |
| 1 | 508 } |
| 509 else | |
| 510 { | |
| 1567 | 511 EIG a_eig (a); |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
512 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
513 if (! error_state) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
514 { |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
515 ComplexColumnVector lambda (a_eig.eigenvalues ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
516 ComplexMatrix Q (a_eig.eigenvectors ()); |
| 1567 | 517 |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
518 for (octave_idx_type i = 0; i < nr; i++) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
519 lambda(i) = std::pow (lambda(i), b); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
520 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
521 ComplexDiagMatrix D (lambda); |
| 1567 | 522 |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
523 retval = ComplexMatrix (Q * D * Q.inverse ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
524 } |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
525 else |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
526 error ("xpow: matrix diagonalization failed"); |
| 1567 | 527 } |
| 528 } | |
| 1358 | 529 |
| 1567 | 530 return retval; |
| 531 } | |
| 1 | 532 |
| 1567 | 533 // -*- 12 -*- |
| 2086 | 534 octave_value |
| 1567 | 535 xpow (const ComplexMatrix& a, const Complex& b) |
| 536 { | |
| 2086 | 537 octave_value retval; |
| 1 | 538 |
| 5275 | 539 octave_idx_type nr = a.rows (); |
| 540 octave_idx_type nc = a.cols (); | |
| 1567 | 541 |
| 542 if (nr == 0 || nc == 0 || nr != nc) | |
| 2365 | 543 error ("for A^b, A must be square"); |
| 1 | 544 else |
| 545 { | |
| 546 EIG a_eig (a); | |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
547 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
548 if (! error_state) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
549 { |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
550 ComplexColumnVector lambda (a_eig.eigenvalues ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
551 ComplexMatrix Q (a_eig.eigenvectors ()); |
| 1 | 552 |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
553 for (octave_idx_type i = 0; i < nr; i++) |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
554 lambda(i) = std::pow (lambda(i), b); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
555 |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
556 ComplexDiagMatrix D (lambda); |
| 1 | 557 |
|
7578
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
558 retval = ComplexMatrix (Q * D * Q.inverse ()); |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
559 } |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
560 else |
|
91f8446ce4ae
handle possible error from EIG
John W. Eaton <jwe@octave.org>
parents:
7543
diff
changeset
|
561 error ("xpow: matrix diagonalization failed"); |
| 1 | 562 } |
| 563 | |
| 564 return retval; | |
| 565 } | |
| 566 | |
|
8382
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
567 // -*- 12d -*- |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
568 octave_value |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
569 xpow (const ComplexDiagMatrix& a, const Complex& b) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
570 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
571 octave_value retval; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
572 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
573 octave_idx_type nr = a.rows (); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
574 octave_idx_type nc = a.cols (); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
575 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
576 if (nr == 0 || nc == 0 || nr != nc) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
577 error ("for A^b, A must be square"); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
578 else |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
579 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
580 ComplexDiagMatrix r (nr, nc); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
581 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
|
582 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
|
583 retval = r; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
584 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
585 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
586 return retval; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
587 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
588 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
589 // mixed |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
590 octave_value |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
591 xpow (const ComplexDiagMatrix& a, double b) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
592 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
593 return xpow (a, static_cast<Complex> (b)); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
594 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
595 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
596 octave_value |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
597 xpow (const DiagMatrix& a, const Complex& b) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
598 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
599 return xpow (ComplexDiagMatrix (a), b); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
600 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
601 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
602 |
| 767 | 603 // Safer pow functions that work elementwise for matrices. |
| 604 // | |
| 605 // op2 \ op1: s m cs cm | |
| 606 // +-- +---+---+----+----+ | |
| 607 // scalar | | * | 3 | * | 9 | | |
| 608 // +---+---+----+----+ | |
| 609 // matrix | 1 | 4 | 7 | 10 | | |
| 610 // +---+---+----+----+ | |
| 611 // complex_scalar | * | 5 | * | 11 | | |
| 612 // +---+---+----+----+ | |
| 613 // complex_matrix | 2 | 6 | 8 | 12 | | |
| 614 // +---+---+----+----+ | |
| 615 // | |
| 616 // * -> not needed. | |
| 1 | 617 |
| 5775 | 618 // FIXME -- these functions need to be fixed so that things |
| 3162 | 619 // like |
| 620 // | |
| 621 // a = -1; b = [ 0, 0.5, 1 ]; r = a .^ b | |
| 622 // | |
| 623 // and | |
| 624 // | |
| 625 // a = -1; b = [ 0, 0.5, 1 ]; for i = 1:3, r(i) = a .^ b(i), end | |
| 626 // | |
| 627 // produce identical results. Also, it would be nice if -1^0.5 | |
| 628 // produced a pure imaginary result instead of a complex number with a | |
| 629 // small real part. But perhaps that's really a problem with the math | |
| 630 // library... | |
| 631 | |
| 767 | 632 // -*- 1 -*- |
| 2086 | 633 octave_value |
| 164 | 634 elem_xpow (double a, const Matrix& b) |
| 1 | 635 { |
| 2086 | 636 octave_value retval; |
| 1 | 637 |
| 5275 | 638 octave_idx_type nr = b.rows (); |
| 639 octave_idx_type nc = b.cols (); | |
| 1 | 640 |
| 3162 | 641 double d1, d2; |
| 1358 | 642 |
| 3162 | 643 if (a < 0.0 && ! b.all_integers (d1, d2)) |
| 1 | 644 { |
| 645 Complex atmp (a); | |
| 646 ComplexMatrix result (nr, nc); | |
| 5275 | 647 |
| 648 for (octave_idx_type j = 0; j < nc; j++) | |
| 649 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 650 { |
| 651 OCTAVE_QUIT; | |
| 5260 | 652 result (i, j) = std::pow (atmp, b (i, j)); |
| 4153 | 653 } |
| 1 | 654 |
| 1567 | 655 retval = result; |
| 1 | 656 } |
| 657 else | |
| 658 { | |
| 659 Matrix result (nr, nc); | |
| 5275 | 660 |
| 661 for (octave_idx_type j = 0; j < nc; j++) | |
| 662 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 663 { |
| 664 OCTAVE_QUIT; | |
| 5260 | 665 result (i, j) = std::pow (a, b (i, j)); |
| 4153 | 666 } |
| 1 | 667 |
| 1567 | 668 retval = result; |
| 1 | 669 } |
| 670 | |
| 671 return retval; | |
| 672 } | |
| 673 | |
| 767 | 674 // -*- 2 -*- |
| 2086 | 675 octave_value |
| 164 | 676 elem_xpow (double a, const ComplexMatrix& b) |
| 1 | 677 { |
| 5275 | 678 octave_idx_type nr = b.rows (); |
| 679 octave_idx_type nc = b.cols (); | |
| 1 | 680 |
| 681 ComplexMatrix result (nr, nc); | |
| 3125 | 682 Complex atmp (a); |
| 5275 | 683 |
| 684 for (octave_idx_type j = 0; j < nc; j++) | |
| 685 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 686 { |
| 687 OCTAVE_QUIT; | |
| 5260 | 688 result (i, j) = std::pow (atmp, b (i, j)); |
| 4153 | 689 } |
| 1 | 690 |
| 1567 | 691 return result; |
| 1 | 692 } |
| 693 | |
| 767 | 694 // -*- 3 -*- |
| 2086 | 695 octave_value |
| 164 | 696 elem_xpow (const Matrix& a, double b) |
| 1 | 697 { |
| 2086 | 698 octave_value retval; |
| 1 | 699 |
| 5275 | 700 octave_idx_type nr = a.rows (); |
| 701 octave_idx_type nc = a.cols (); | |
| 1 | 702 |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
703 if (! xisint (b) && a.any_element_is_negative ()) |
| 1 | 704 { |
| 705 ComplexMatrix result (nr, nc); | |
| 5275 | 706 |
| 707 for (octave_idx_type j = 0; j < nc; j++) | |
| 708 for (octave_idx_type i = 0; i < nr; i++) | |
| 1 | 709 { |
| 5665 | 710 OCTAVE_QUIT; |
| 711 | |
| 712 Complex atmp (a (i, j)); | |
| 713 | |
| 714 result (i, j) = std::pow (atmp, b); | |
| 1 | 715 } |
| 716 | |
| 1567 | 717 retval = result; |
| 1 | 718 } |
| 719 else | |
| 720 { | |
| 721 Matrix result (nr, nc); | |
| 5275 | 722 |
| 723 for (octave_idx_type j = 0; j < nc; j++) | |
| 724 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 725 { |
| 726 OCTAVE_QUIT; | |
| 5260 | 727 result (i, j) = std::pow (a (i, j), b); |
| 4153 | 728 } |
| 1 | 729 |
| 1567 | 730 retval = result; |
| 1 | 731 } |
| 732 | |
| 733 return retval; | |
| 734 } | |
| 735 | |
| 767 | 736 // -*- 4 -*- |
| 2086 | 737 octave_value |
| 164 | 738 elem_xpow (const Matrix& a, const Matrix& b) |
| 1 | 739 { |
| 2086 | 740 octave_value retval; |
| 1567 | 741 |
| 5275 | 742 octave_idx_type nr = a.rows (); |
| 743 octave_idx_type nc = a.cols (); | |
| 2365 | 744 |
| 5275 | 745 octave_idx_type b_nr = b.rows (); |
| 746 octave_idx_type b_nc = b.cols (); | |
| 1 | 747 |
| 2365 | 748 if (nr != b_nr || nc != b_nc) |
| 749 { | |
| 750 gripe_nonconformant ("operator .^", nr, nc, b_nr, b_nc); | |
| 751 return octave_value (); | |
| 752 } | |
| 1 | 753 |
| 754 int convert_to_complex = 0; | |
| 5275 | 755 for (octave_idx_type j = 0; j < nc; j++) |
| 756 for (octave_idx_type i = 0; i < nr; i++) | |
| 1 | 757 { |
| 4153 | 758 OCTAVE_QUIT; |
| 2305 | 759 double atmp = a (i, j); |
| 760 double btmp = b (i, j); | |
| 2800 | 761 if (atmp < 0.0 && static_cast<int> (btmp) != btmp) |
| 1 | 762 { |
| 763 convert_to_complex = 1; | |
| 764 goto done; | |
| 765 } | |
| 766 } | |
| 767 | |
| 2365 | 768 done: |
| 1 | 769 |
| 770 if (convert_to_complex) | |
| 771 { | |
| 772 ComplexMatrix complex_result (nr, nc); | |
| 773 | |
| 5275 | 774 for (octave_idx_type j = 0; j < nc; j++) |
| 775 for (octave_idx_type i = 0; i < nr; i++) | |
| 1 | 776 { |
| 4153 | 777 OCTAVE_QUIT; |
| 5665 | 778 Complex atmp (a (i, j)); |
| 779 Complex btmp (b (i, j)); | |
| 780 complex_result (i, j) = std::pow (atmp, btmp); | |
| 1 | 781 } |
| 1567 | 782 |
| 783 retval = complex_result; | |
| 1 | 784 } |
| 785 else | |
| 786 { | |
| 787 Matrix result (nr, nc); | |
| 788 | |
| 5275 | 789 for (octave_idx_type j = 0; j < nc; j++) |
| 790 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 791 { |
| 792 OCTAVE_QUIT; | |
| 5260 | 793 result (i, j) = std::pow (a (i, j), b (i, j)); |
| 4153 | 794 } |
| 1 | 795 |
| 1567 | 796 retval = result; |
| 1 | 797 } |
| 1567 | 798 |
| 799 return retval; | |
| 1 | 800 } |
| 801 | |
| 767 | 802 // -*- 5 -*- |
| 2086 | 803 octave_value |
| 164 | 804 elem_xpow (const Matrix& a, const Complex& b) |
| 1 | 805 { |
| 5275 | 806 octave_idx_type nr = a.rows (); |
| 807 octave_idx_type nc = a.cols (); | |
| 1 | 808 |
| 809 ComplexMatrix result (nr, nc); | |
| 5275 | 810 |
| 811 for (octave_idx_type j = 0; j < nc; j++) | |
| 812 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 813 { |
| 814 OCTAVE_QUIT; | |
| 5260 | 815 result (i, j) = std::pow (Complex (a (i, j)), b); |
| 4153 | 816 } |
| 1 | 817 |
| 1567 | 818 return result; |
| 1 | 819 } |
| 820 | |
| 767 | 821 // -*- 6 -*- |
| 2086 | 822 octave_value |
| 164 | 823 elem_xpow (const Matrix& a, const ComplexMatrix& b) |
| 1 | 824 { |
| 5275 | 825 octave_idx_type nr = a.rows (); |
| 826 octave_idx_type nc = a.cols (); | |
| 2365 | 827 |
| 5275 | 828 octave_idx_type b_nr = b.rows (); |
| 829 octave_idx_type b_nc = b.cols (); | |
| 1 | 830 |
| 2365 | 831 if (nr != b_nr || nc != b_nc) |
| 832 { | |
| 833 gripe_nonconformant ("operator .^", nr, nc, b_nr, b_nc); | |
| 834 return octave_value (); | |
| 835 } | |
| 1 | 836 |
| 837 ComplexMatrix result (nr, nc); | |
| 5275 | 838 |
| 839 for (octave_idx_type j = 0; j < nc; j++) | |
| 840 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 841 { |
| 842 OCTAVE_QUIT; | |
| 5260 | 843 result (i, j) = std::pow (Complex (a (i, j)), b (i, j)); |
| 4153 | 844 } |
| 1 | 845 |
| 1567 | 846 return result; |
| 1 | 847 } |
| 848 | |
| 767 | 849 // -*- 7 -*- |
| 2086 | 850 octave_value |
| 164 | 851 elem_xpow (const Complex& a, const Matrix& b) |
| 1 | 852 { |
| 5275 | 853 octave_idx_type nr = b.rows (); |
| 854 octave_idx_type nc = b.cols (); | |
| 1 | 855 |
| 856 ComplexMatrix result (nr, nc); | |
| 5275 | 857 |
| 858 for (octave_idx_type j = 0; j < nc; j++) | |
| 859 for (octave_idx_type i = 0; i < nr; i++) | |
| 1567 | 860 { |
| 4153 | 861 OCTAVE_QUIT; |
| 2305 | 862 double btmp = b (i, j); |
| 1567 | 863 if (xisint (btmp)) |
| 5260 | 864 result (i, j) = std::pow (a, static_cast<int> (btmp)); |
| 1567 | 865 else |
| 5260 | 866 result (i, j) = std::pow (a, btmp); |
| 1567 | 867 } |
| 1 | 868 |
| 1567 | 869 return result; |
| 1 | 870 } |
| 871 | |
| 767 | 872 // -*- 8 -*- |
| 2086 | 873 octave_value |
| 164 | 874 elem_xpow (const Complex& a, const ComplexMatrix& b) |
| 1 | 875 { |
| 5275 | 876 octave_idx_type nr = b.rows (); |
| 877 octave_idx_type nc = b.cols (); | |
| 1 | 878 |
| 879 ComplexMatrix result (nr, nc); | |
| 5275 | 880 |
| 881 for (octave_idx_type j = 0; j < nc; j++) | |
| 882 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 883 { |
| 884 OCTAVE_QUIT; | |
| 5260 | 885 result (i, j) = std::pow (a, b (i, j)); |
| 4153 | 886 } |
| 1 | 887 |
| 1567 | 888 return result; |
| 1 | 889 } |
| 890 | |
| 767 | 891 // -*- 9 -*- |
| 2086 | 892 octave_value |
| 164 | 893 elem_xpow (const ComplexMatrix& a, double b) |
| 1 | 894 { |
| 5275 | 895 octave_idx_type nr = a.rows (); |
| 896 octave_idx_type nc = a.cols (); | |
| 1 | 897 |
| 898 ComplexMatrix result (nr, nc); | |
| 899 | |
| 1567 | 900 if (xisint (b)) |
| 901 { | |
| 5275 | 902 for (octave_idx_type j = 0; j < nc; j++) |
| 903 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 904 { |
| 905 OCTAVE_QUIT; | |
| 5260 | 906 result (i, j) = std::pow (a (i, j), static_cast<int> (b)); |
| 4153 | 907 } |
| 1567 | 908 } |
| 909 else | |
| 910 { | |
| 5275 | 911 for (octave_idx_type j = 0; j < nc; j++) |
| 912 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 913 { |
| 914 OCTAVE_QUIT; | |
| 5260 | 915 result (i, j) = std::pow (a (i, j), b); |
| 4153 | 916 } |
| 1567 | 917 } |
| 918 | |
| 919 return result; | |
| 1 | 920 } |
| 921 | |
| 767 | 922 // -*- 10 -*- |
| 2086 | 923 octave_value |
| 164 | 924 elem_xpow (const ComplexMatrix& a, const Matrix& b) |
| 1 | 925 { |
| 5275 | 926 octave_idx_type nr = a.rows (); |
| 927 octave_idx_type nc = a.cols (); | |
| 2365 | 928 |
| 5275 | 929 octave_idx_type b_nr = b.rows (); |
| 930 octave_idx_type b_nc = b.cols (); | |
| 1 | 931 |
| 2365 | 932 if (nr != b_nr || nc != b_nc) |
| 933 { | |
| 934 gripe_nonconformant ("operator .^", nr, nc, b_nr, b_nc); | |
| 935 return octave_value (); | |
| 936 } | |
| 1 | 937 |
| 938 ComplexMatrix result (nr, nc); | |
| 5275 | 939 |
| 940 for (octave_idx_type j = 0; j < nc; j++) | |
| 941 for (octave_idx_type i = 0; i < nr; i++) | |
| 1567 | 942 { |
| 4153 | 943 OCTAVE_QUIT; |
| 2305 | 944 double btmp = b (i, j); |
| 1567 | 945 if (xisint (btmp)) |
| 5260 | 946 result (i, j) = std::pow (a (i, j), static_cast<int> (btmp)); |
| 1567 | 947 else |
| 5260 | 948 result (i, j) = std::pow (a (i, j), btmp); |
| 1567 | 949 } |
| 1 | 950 |
| 1567 | 951 return result; |
| 1 | 952 } |
| 953 | |
| 767 | 954 // -*- 11 -*- |
| 2086 | 955 octave_value |
| 164 | 956 elem_xpow (const ComplexMatrix& a, const Complex& b) |
| 1 | 957 { |
| 5275 | 958 octave_idx_type nr = a.rows (); |
| 959 octave_idx_type nc = a.cols (); | |
| 1 | 960 |
| 961 ComplexMatrix result (nr, nc); | |
| 5275 | 962 |
| 963 for (octave_idx_type j = 0; j < nc; j++) | |
| 964 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 965 { |
| 966 OCTAVE_QUIT; | |
| 5260 | 967 result (i, j) = std::pow (a (i, j), b); |
| 4153 | 968 } |
| 1 | 969 |
| 1567 | 970 return result; |
| 1 | 971 } |
| 972 | |
| 767 | 973 // -*- 12 -*- |
| 2086 | 974 octave_value |
| 164 | 975 elem_xpow (const ComplexMatrix& a, const ComplexMatrix& b) |
| 1 | 976 { |
| 5275 | 977 octave_idx_type nr = a.rows (); |
| 978 octave_idx_type nc = a.cols (); | |
| 2365 | 979 |
| 5275 | 980 octave_idx_type b_nr = b.rows (); |
| 981 octave_idx_type b_nc = b.cols (); | |
| 2365 | 982 |
| 983 if (nr != b_nr || nc != b_nc) | |
| 984 { | |
| 985 gripe_nonconformant ("operator .^", nr, nc, b_nr, b_nc); | |
| 986 return octave_value (); | |
| 987 } | |
| 1 | 988 |
| 989 ComplexMatrix result (nr, nc); | |
| 5275 | 990 |
| 991 for (octave_idx_type j = 0; j < nc; j++) | |
| 992 for (octave_idx_type i = 0; i < nr; i++) | |
| 4153 | 993 { |
| 994 OCTAVE_QUIT; | |
| 5260 | 995 result (i, j) = std::pow (a (i, j), b (i, j)); |
| 4153 | 996 } |
| 1 | 997 |
| 1567 | 998 return result; |
| 1 | 999 } |
| 1000 | |
| 4543 | 1001 // Safer pow functions that work elementwise for N-d arrays. |
| 1002 // | |
| 1003 // op2 \ op1: s nd cs cnd | |
| 1004 // +-- +---+---+----+----+ | |
| 1005 // scalar | | * | 3 | * | 9 | | |
| 1006 // +---+---+----+----+ | |
| 1007 // N_d | 1 | 4 | 7 | 10 | | |
| 1008 // +---+---+----+----+ | |
| 1009 // complex_scalar | * | 5 | * | 11 | | |
| 1010 // +---+---+----+----+ | |
| 1011 // complex_N_d | 2 | 6 | 8 | 12 | | |
| 1012 // +---+---+----+----+ | |
| 1013 // | |
| 1014 // * -> not needed. | |
| 1015 | |
| 5775 | 1016 // FIXME -- these functions need to be fixed so that things |
| 4543 | 1017 // like |
| 1018 // | |
| 1019 // a = -1; b = [ 0, 0.5, 1 ]; r = a .^ b | |
| 1020 // | |
| 1021 // and | |
| 1022 // | |
| 1023 // a = -1; b = [ 0, 0.5, 1 ]; for i = 1:3, r(i) = a .^ b(i), end | |
| 1024 // | |
| 1025 // produce identical results. Also, it would be nice if -1^0.5 | |
| 1026 // produced a pure imaginary result instead of a complex number with a | |
| 1027 // small real part. But perhaps that's really a problem with the math | |
| 1028 // library... | |
| 1029 | |
| 1030 // -*- 1 -*- | |
| 1031 octave_value | |
| 1032 elem_xpow (double a, const NDArray& b) | |
| 1033 { | |
| 1034 octave_value retval; | |
| 1035 | |
| 1036 double d1, d2; | |
| 1037 | |
| 1038 if (a < 0.0 && ! b.all_integers (d1, d2)) | |
| 1039 { | |
| 1040 Complex atmp (a); | |
| 1041 ComplexNDArray result (b.dims ()); | |
| 5275 | 1042 for (octave_idx_type i = 0; i < b.length (); i++) |
| 4543 | 1043 { |
| 1044 OCTAVE_QUIT; | |
| 5260 | 1045 result(i) = std::pow (atmp, b(i)); |
| 4543 | 1046 } |
| 1047 | |
| 1048 retval = result; | |
| 1049 } | |
| 1050 else | |
| 1051 { | |
| 1052 NDArray result (b.dims ()); | |
| 5275 | 1053 for (octave_idx_type i = 0; i < b.length (); i++) |
| 4543 | 1054 { |
| 1055 OCTAVE_QUIT; | |
| 5260 | 1056 result (i) = std::pow (a, b(i)); |
| 4543 | 1057 } |
| 1058 | |
| 1059 retval = result; | |
| 1060 } | |
| 1061 | |
| 1062 return retval; | |
| 1063 } | |
| 1064 | |
| 1065 // -*- 2 -*- | |
| 1066 octave_value | |
| 1067 elem_xpow (double a, const ComplexNDArray& b) | |
| 1068 { | |
| 1069 ComplexNDArray result (b.dims ()); | |
| 1070 Complex atmp (a); | |
| 5275 | 1071 |
| 1072 for (octave_idx_type i = 0; i < b.length (); i++) | |
| 4543 | 1073 { |
| 1074 OCTAVE_QUIT; | |
| 5260 | 1075 result(i) = std::pow (atmp, b(i)); |
| 4543 | 1076 } |
| 1077 | |
| 1078 return result; | |
| 1079 } | |
| 1080 | |
| 1081 // -*- 3 -*- | |
| 1082 octave_value | |
| 1083 elem_xpow (const NDArray& a, double b) | |
| 1084 { | |
| 1085 octave_value retval; | |
| 1086 | |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1087 if (! xisint (b)) |
| 4543 | 1088 { |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1089 if (a.any_element_is_negative ()) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1090 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1091 ComplexNDArray result (a.dims ()); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1092 |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1093 for (octave_idx_type i = 0; i < a.length (); i++) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1094 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1095 OCTAVE_QUIT; |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1096 |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1097 Complex atmp (a (i)); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1098 |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1099 result(i) = std::pow (atmp, b); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1100 } |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1101 |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1102 retval = result; |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1103 } |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1104 else |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1105 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1106 NDArray result (a.dims ()); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1107 for (octave_idx_type i = 0; i < a.length (); i++) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1108 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1109 OCTAVE_QUIT; |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1110 result(i) = std::pow (a(i), b); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1111 } |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1112 |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1113 retval = result; |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1114 } |
| 4543 | 1115 } |
| 1116 else | |
| 1117 { | |
| 1118 NDArray result (a.dims ()); | |
| 1119 | |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1120 int ib = static_cast<int> (b); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1121 if (ib == 2) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1122 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1123 for (octave_idx_type i = 0; i < a.length (); i++) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1124 result.xelem (i) = a(i) * a(i); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1125 } |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1126 else |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1127 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1128 for (octave_idx_type i = 0; i < a.length (); i++) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1129 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1130 OCTAVE_QUIT; |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1131 result(i) = std::pow (a(i), ib); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1132 } |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1133 } |
| 4543 | 1134 |
| 1135 retval = result; | |
| 1136 } | |
| 1137 | |
| 1138 return retval; | |
| 1139 } | |
| 1140 | |
| 1141 // -*- 4 -*- | |
| 1142 octave_value | |
| 1143 elem_xpow (const NDArray& a, const NDArray& b) | |
| 1144 { | |
| 1145 octave_value retval; | |
| 1146 | |
| 1147 dim_vector a_dims = a.dims (); | |
| 1148 dim_vector b_dims = b.dims (); | |
| 1149 | |
| 1150 if (a_dims != b_dims) | |
| 1151 { | |
| 1152 gripe_nonconformant ("operator .^", a_dims, b_dims); | |
| 1153 return octave_value (); | |
| 1154 } | |
| 1155 | |
| 1156 int len = a.length (); | |
| 1157 | |
| 1158 bool convert_to_complex = false; | |
| 1159 | |
| 5275 | 1160 for (octave_idx_type i = 0; i < len; i++) |
| 4543 | 1161 { |
| 1162 OCTAVE_QUIT; | |
| 1163 double atmp = a(i); | |
| 1164 double btmp = b(i); | |
| 1165 if (atmp < 0.0 && static_cast<int> (btmp) != btmp) | |
| 1166 { | |
| 1167 convert_to_complex = true; | |
| 1168 goto done; | |
| 1169 } | |
| 1170 } | |
| 1171 | |
| 1172 done: | |
| 1173 | |
| 1174 if (convert_to_complex) | |
| 1175 { | |
| 1176 ComplexNDArray complex_result (a_dims); | |
| 1177 | |
| 5275 | 1178 for (octave_idx_type i = 0; i < len; i++) |
| 4543 | 1179 { |
| 1180 OCTAVE_QUIT; | |
| 5665 | 1181 Complex atmp (a(i)); |
| 1182 Complex btmp (b(i)); | |
| 1183 complex_result(i) = std::pow (atmp, btmp); | |
| 4543 | 1184 } |
| 1185 | |
| 1186 retval = complex_result; | |
| 1187 } | |
| 1188 else | |
| 1189 { | |
| 1190 NDArray result (a_dims); | |
| 1191 | |
| 5275 | 1192 for (octave_idx_type i = 0; i < len; i++) |
| 4543 | 1193 { |
| 1194 OCTAVE_QUIT; | |
| 5260 | 1195 result(i) = std::pow (a(i), b(i)); |
| 4543 | 1196 } |
| 1197 | |
| 1198 retval = result; | |
| 1199 } | |
| 1200 | |
| 1201 return retval; | |
| 1202 } | |
| 1203 | |
| 1204 // -*- 5 -*- | |
| 1205 octave_value | |
| 1206 elem_xpow (const NDArray& a, const Complex& b) | |
| 1207 { | |
| 1208 ComplexNDArray result (a.dims ()); | |
| 1209 | |
| 5275 | 1210 for (octave_idx_type i = 0; i < a.length (); i++) |
| 4543 | 1211 { |
| 1212 OCTAVE_QUIT; | |
| 5260 | 1213 result(i) = std::pow (Complex (a(i)), b); |
| 4543 | 1214 } |
| 1215 | |
| 1216 return result; | |
| 1217 } | |
| 1218 | |
| 1219 // -*- 6 -*- | |
| 1220 octave_value | |
| 1221 elem_xpow (const NDArray& a, const ComplexNDArray& b) | |
| 1222 { | |
| 1223 dim_vector a_dims = a.dims (); | |
| 1224 dim_vector b_dims = b.dims (); | |
| 1225 | |
| 1226 if (a_dims != b_dims) | |
| 1227 { | |
| 1228 gripe_nonconformant ("operator .^", a_dims, b_dims); | |
| 1229 return octave_value (); | |
| 1230 } | |
| 1231 | |
| 1232 ComplexNDArray result (a_dims); | |
| 5275 | 1233 |
| 1234 for (octave_idx_type i = 0; i < a.length (); i++) | |
| 4543 | 1235 { |
| 1236 OCTAVE_QUIT; | |
| 5260 | 1237 result(i) = std::pow (Complex (a(i)), b(i)); |
| 4543 | 1238 } |
| 1239 | |
| 1240 return result; | |
| 1241 } | |
| 1242 | |
| 1243 // -*- 7 -*- | |
| 1244 octave_value | |
| 1245 elem_xpow (const Complex& a, const NDArray& b) | |
| 1246 { | |
| 1247 ComplexNDArray result (b.dims ()); | |
| 5275 | 1248 |
| 1249 for (octave_idx_type i = 0; i < b.length (); i++) | |
| 4543 | 1250 { |
| 1251 OCTAVE_QUIT; | |
| 1252 double btmp = b(i); | |
| 1253 if (xisint (btmp)) | |
| 5260 | 1254 result(i) = std::pow (a, static_cast<int> (btmp)); |
| 4543 | 1255 else |
| 5260 | 1256 result(i) = std::pow (a, btmp); |
| 4543 | 1257 } |
| 1258 | |
| 1259 return result; | |
| 1260 } | |
| 1261 | |
| 1262 // -*- 8 -*- | |
| 1263 octave_value | |
| 1264 elem_xpow (const Complex& a, const ComplexNDArray& b) | |
| 1265 { | |
| 1266 ComplexNDArray result (b.dims ()); | |
| 5275 | 1267 |
| 1268 for (octave_idx_type i = 0; i < b.length (); i++) | |
| 4543 | 1269 { |
| 1270 OCTAVE_QUIT; | |
| 5260 | 1271 result(i) = std::pow (a, b(i)); |
| 4543 | 1272 } |
| 1273 | |
| 1274 return result; | |
| 1275 } | |
| 1276 | |
| 1277 // -*- 9 -*- | |
| 1278 octave_value | |
| 1279 elem_xpow (const ComplexNDArray& a, double b) | |
| 1280 { | |
| 1281 ComplexNDArray result (a.dims ()); | |
| 1282 | |
| 1283 if (xisint (b)) | |
| 1284 { | |
| 5275 | 1285 for (octave_idx_type i = 0; i < a.length (); i++) |
| 4543 | 1286 { |
| 1287 OCTAVE_QUIT; | |
| 5260 | 1288 result(i) = std::pow (a(i), static_cast<int> (b)); |
| 4543 | 1289 } |
| 1290 } | |
| 1291 else | |
| 1292 { | |
| 5275 | 1293 for (octave_idx_type i = 0; i < a.length (); i++) |
| 4543 | 1294 { |
| 1295 OCTAVE_QUIT; | |
| 5260 | 1296 result(i) = std::pow (a(i), b); |
| 4543 | 1297 } |
| 1298 } | |
| 1299 | |
| 1300 return result; | |
| 1301 } | |
| 1302 | |
| 1303 // -*- 10 -*- | |
| 1304 octave_value | |
| 1305 elem_xpow (const ComplexNDArray& a, const NDArray& b) | |
| 1306 { | |
| 1307 dim_vector a_dims = a.dims (); | |
| 1308 dim_vector b_dims = b.dims (); | |
| 1309 | |
| 1310 if (a_dims != b_dims) | |
| 1311 { | |
| 1312 gripe_nonconformant ("operator .^", a_dims, b_dims); | |
| 1313 return octave_value (); | |
| 1314 } | |
| 1315 | |
| 1316 ComplexNDArray result (a_dims); | |
| 5275 | 1317 |
| 1318 for (octave_idx_type i = 0; i < a.length (); i++) | |
| 4543 | 1319 { |
| 1320 OCTAVE_QUIT; | |
| 1321 double btmp = b(i); | |
| 1322 if (xisint (btmp)) | |
| 5260 | 1323 result(i) = std::pow (a(i), static_cast<int> (btmp)); |
| 4543 | 1324 else |
| 5260 | 1325 result(i) = std::pow (a(i), btmp); |
| 4543 | 1326 } |
| 1327 | |
| 1328 return result; | |
| 1329 } | |
| 1330 | |
| 1331 // -*- 11 -*- | |
| 1332 octave_value | |
| 1333 elem_xpow (const ComplexNDArray& a, const Complex& b) | |
| 1334 { | |
| 1335 ComplexNDArray result (a.dims ()); | |
| 5275 | 1336 |
| 1337 for (octave_idx_type i = 0; i < a.length (); i++) | |
| 4543 | 1338 { |
| 1339 OCTAVE_QUIT; | |
| 5260 | 1340 result(i) = std::pow (a(i), b); |
| 4543 | 1341 } |
| 1342 | |
| 1343 return result; | |
| 1344 } | |
| 1345 | |
| 1346 // -*- 12 -*- | |
| 1347 octave_value | |
| 1348 elem_xpow (const ComplexNDArray& a, const ComplexNDArray& b) | |
| 1349 { | |
| 1350 dim_vector a_dims = a.dims (); | |
| 1351 dim_vector b_dims = b.dims (); | |
| 1352 | |
| 1353 if (a_dims != b_dims) | |
| 1354 { | |
| 1355 gripe_nonconformant ("operator .^", a_dims, b_dims); | |
| 1356 return octave_value (); | |
| 1357 } | |
| 1358 | |
| 1359 ComplexNDArray result (a_dims); | |
| 5275 | 1360 |
| 1361 for (octave_idx_type i = 0; i < a.length (); i++) | |
| 4543 | 1362 { |
| 1363 OCTAVE_QUIT; | |
| 5260 | 1364 result(i) = std::pow (a(i), b(i)); |
| 4543 | 1365 } |
| 1366 | |
| 1367 return result; | |
| 1368 } | |
| 1369 | |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1370 static inline int |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1371 xisint (float x) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1372 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1373 return (D_NINT (x) == x |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1374 && ((x >= 0 && x < INT_MAX) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1375 || (x <= 0 && x > INT_MIN))); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1376 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1377 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1378 // Safer pow functions. |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1379 // |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1380 // op2 \ op1: s m cs cm |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1381 // +-- +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1382 // scalar | | 1 | 5 | 7 | 11 | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1383 // +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1384 // matrix | 2 | * | 8 | * | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1385 // +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1386 // complex_scalar | 3 | 6 | 9 | 12 | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1387 // +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1388 // complex_matrix | 4 | * | 10 | * | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1389 // +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1390 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1391 // -*- 1 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1392 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1393 xpow (float a, float b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1394 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1395 float retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1396 |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
1397 if (a < 0.0 && ! xisint (b)) |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1398 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1399 FloatComplex atmp (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1400 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1401 return std::pow (atmp, b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1402 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1403 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1404 retval = std::pow (a, b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1405 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1406 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1407 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1408 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1409 // -*- 2 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1410 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1411 xpow (float a, const FloatMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1412 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1413 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1414 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1415 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1416 octave_idx_type nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1417 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1418 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1419 error ("for x^A, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1420 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1421 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1422 FloatEIG b_eig (b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1423 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1424 if (! error_state) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1425 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1426 FloatComplexColumnVector lambda (b_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1427 FloatComplexMatrix Q (b_eig.eigenvectors ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1428 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1429 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
|
1430 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1431 FloatComplex elt = lambda(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1432 if (std::imag (elt) == 0.0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1433 lambda(i) = std::pow (a, std::real (elt)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1434 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1435 lambda(i) = std::pow (a, elt); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1436 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1437 FloatComplexDiagMatrix D (lambda); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1438 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1439 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1440 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1441 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1442 error ("xpow: matrix diagonalization failed"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1443 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1444 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1445 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1446 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1447 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1448 // -*- 3 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1449 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1450 xpow (float a, const FloatComplex& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1451 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1452 FloatComplex result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1453 FloatComplex atmp (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1454 result = std::pow (atmp, b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1455 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1456 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1457 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1458 // -*- 4 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1459 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1460 xpow (float a, const FloatComplexMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1461 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1462 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1463 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1464 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1465 octave_idx_type nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1466 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1467 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1468 error ("for x^A, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1469 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1470 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1471 FloatEIG b_eig (b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1472 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1473 if (! error_state) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1474 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1475 FloatComplexColumnVector lambda (b_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1476 FloatComplexMatrix Q (b_eig.eigenvectors ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1477 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1478 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
|
1479 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1480 FloatComplex elt = lambda(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1481 if (std::imag (elt) == 0.0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1482 lambda(i) = std::pow (a, std::real (elt)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1483 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1484 lambda(i) = std::pow (a, elt); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1485 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1486 FloatComplexDiagMatrix D (lambda); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1487 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1488 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
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 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1491 error ("xpow: matrix diagonalization failed"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1492 } |
|
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 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1495 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1496 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1497 // -*- 5 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1498 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1499 xpow (const FloatMatrix& a, float b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1500 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1501 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1502 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1503 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1504 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1505 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1506 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1507 error ("for A^b, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1508 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1509 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1510 if (static_cast<int> (b) == 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 int btmp = static_cast<int> (b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1513 if (btmp == 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1514 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1515 retval = FloatDiagMatrix (nr, nr, 1.0); |
|
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 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1518 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1519 // Too much copying? |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1520 // 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
|
1521 // large... |
|
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 FloatMatrix atmp; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1524 if (btmp < 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1525 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1526 btmp = -btmp; |
|
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 octave_idx_type info; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1529 float rcond = 0.0; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1530 MatrixType mattype (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1531 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1532 atmp = a.inverse (mattype, info, rcond, 1); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1533 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1534 if (info == -1) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1535 warning ("inverse: matrix singular to machine\ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1536 precision, rcond = %g", rcond); |
|
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 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1539 atmp = a; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1540 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1541 FloatMatrix result (atmp); |
|
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 btmp--; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1544 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1545 while (btmp > 0) |
|
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 if (btmp & 1) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1548 result = result * atmp; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1549 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1550 btmp >>= 1; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1551 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1552 if (btmp > 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1553 atmp = atmp * atmp; |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1556 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1557 } |
|
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 else |
|
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 FloatEIG a_eig (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1562 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1563 if (! error_state) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1564 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1565 FloatComplexColumnVector lambda (a_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1566 FloatComplexMatrix Q (a_eig.eigenvectors ()); |
|
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 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
|
1569 lambda(i) = std::pow (lambda(i), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1570 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1571 FloatComplexDiagMatrix D (lambda); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1572 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1573 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
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 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1576 error ("xpow: matrix diagonalization failed"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1577 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1578 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1579 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1580 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1581 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1582 |
|
8382
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1583 // -*- 5d -*- |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1584 octave_value |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1585 xpow (const FloatDiagMatrix& a, float b) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1586 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1587 octave_value retval; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1588 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1589 octave_idx_type nr = a.rows (); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1590 octave_idx_type nc = a.cols (); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1591 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1592 if (nr == 0 || nc == 0 || nr != nc) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1593 error ("for A^b, A must be square"); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1594 else |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1595 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1596 if (static_cast<int> (b) == b) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1597 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1598 FloatDiagMatrix r (nr, nc); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1599 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
|
1600 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
|
1601 retval = r; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1602 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1603 else |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1604 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1605 FloatComplexDiagMatrix r (nr, nc); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1606 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
|
1607 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
|
1608 retval = r; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1609 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1610 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1611 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1612 return retval; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1613 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1614 |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1615 // -*- 6 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1616 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1617 xpow (const FloatMatrix& a, const FloatComplex& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1618 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1619 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1620 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1621 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1622 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1623 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1624 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1625 error ("for A^b, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1626 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1627 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1628 FloatEIG a_eig (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1629 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1630 if (! error_state) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1631 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1632 FloatComplexColumnVector lambda (a_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1633 FloatComplexMatrix Q (a_eig.eigenvectors ()); |
|
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 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
|
1636 lambda(i) = std::pow (lambda(i), b); |
|
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 FloatComplexDiagMatrix D (lambda); |
|
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 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
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 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1643 error ("xpow: matrix diagonalization failed"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1644 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1645 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1646 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1647 } |
|
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 // -*- 7 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1650 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1651 xpow (const FloatComplex& a, float b) |
|
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 FloatComplex 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 if (xisint (b)) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1656 result = std::pow (a, static_cast<int> (b)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1657 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1658 result = std::pow (a, b); |
|
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 return result; |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1663 // -*- 8 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1664 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1665 xpow (const FloatComplex& a, const FloatMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1666 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1667 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1668 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1669 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1670 octave_idx_type nc = b.cols (); |
|
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 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1673 error ("for x^A, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1674 else |
|
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 FloatEIG b_eig (b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1677 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1678 if (! error_state) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1679 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1680 FloatComplexColumnVector lambda (b_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1681 FloatComplexMatrix Q (b_eig.eigenvectors ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1682 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1683 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
|
1684 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1685 FloatComplex elt = lambda(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1686 if (std::imag (elt) == 0.0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1687 lambda(i) = std::pow (a, std::real (elt)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1688 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1689 lambda(i) = std::pow (a, elt); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1690 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1691 FloatComplexDiagMatrix D (lambda); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1692 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1693 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1694 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1695 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1696 error ("xpow: matrix diagonalization failed"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1697 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1698 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1699 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1700 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1701 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1702 // -*- 9 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1703 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1704 xpow (const FloatComplex& a, const FloatComplex& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1705 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1706 FloatComplex result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1707 result = std::pow (a, b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1708 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1709 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1710 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1711 // -*- 10 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1712 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1713 xpow (const FloatComplex& a, const FloatComplexMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1714 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1715 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1716 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1717 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1718 octave_idx_type nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1719 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1720 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1721 error ("for x^A, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1722 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1723 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1724 FloatEIG b_eig (b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1725 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1726 if (! error_state) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1727 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1728 FloatComplexColumnVector lambda (b_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1729 FloatComplexMatrix Q (b_eig.eigenvectors ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1730 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1731 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
|
1732 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1733 FloatComplex elt = lambda(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1734 if (std::imag (elt) == 0.0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1735 lambda(i) = std::pow (a, std::real (elt)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1736 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1737 lambda(i) = std::pow (a, elt); |
|
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 FloatComplexDiagMatrix D (lambda); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1740 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1741 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
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 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1744 error ("xpow: matrix diagonalization failed"); |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1747 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1748 } |
|
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 // -*- 11 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1751 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1752 xpow (const FloatComplexMatrix& a, float b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1753 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1754 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1755 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1756 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1757 octave_idx_type nc = a.cols (); |
|
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 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1760 error ("for A^b, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1761 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1762 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1763 if (static_cast<int> (b) == b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1764 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1765 int btmp = static_cast<int> (b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1766 if (btmp == 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1767 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1768 retval = FloatDiagMatrix (nr, nr, 1.0); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1769 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1770 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1771 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1772 // Too much copying? |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1773 // 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
|
1774 // large... |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1775 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1776 FloatComplexMatrix atmp; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1777 if (btmp < 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1778 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1779 btmp = -btmp; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1780 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1781 octave_idx_type info; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1782 float rcond = 0.0; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1783 MatrixType mattype (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1784 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1785 atmp = a.inverse (mattype, info, rcond, 1); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1786 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1787 if (info == -1) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1788 warning ("inverse: matrix singular to machine\ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1789 precision, rcond = %g", rcond); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1790 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1791 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1792 atmp = a; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1793 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1794 FloatComplexMatrix result (atmp); |
|
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 btmp--; |
|
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 while (btmp > 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1799 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1800 if (btmp & 1) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1801 result = result * atmp; |
|
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 btmp >>= 1; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1804 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1805 if (btmp > 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1806 atmp = atmp * atmp; |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1809 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1810 } |
|
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 else |
|
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 FloatEIG a_eig (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1815 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1816 if (! error_state) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1817 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1818 FloatComplexColumnVector lambda (a_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1819 FloatComplexMatrix Q (a_eig.eigenvectors ()); |
|
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 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
|
1822 lambda(i) = std::pow (lambda(i), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1823 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1824 FloatComplexDiagMatrix D (lambda); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1825 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1826 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
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 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1829 error ("xpow: matrix diagonalization failed"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1830 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1831 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1832 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1833 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1834 } |
|
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 // -*- 12 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1837 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1838 xpow (const FloatComplexMatrix& a, const FloatComplex& b) |
|
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 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1841 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1842 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1843 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1844 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1845 if (nr == 0 || nc == 0 || nr != nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1846 error ("for A^b, A must be square"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1847 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1848 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1849 FloatEIG a_eig (a); |
|
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 if (! error_state) |
|
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 FloatComplexColumnVector lambda (a_eig.eigenvalues ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1854 FloatComplexMatrix Q (a_eig.eigenvectors ()); |
|
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 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
|
1857 lambda(i) = std::pow (lambda(i), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1858 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1859 FloatComplexDiagMatrix D (lambda); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1860 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1861 retval = FloatComplexMatrix (Q * D * Q.inverse ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1862 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1863 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1864 error ("xpow: matrix diagonalization failed"); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1865 } |
|
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 return retval; |
|
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 |
|
8382
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1870 // -*- 12d -*- |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1871 octave_value |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1872 xpow (const FloatComplexDiagMatrix& a, const FloatComplex& b) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1873 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1874 octave_value retval; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1875 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1876 octave_idx_type nr = a.rows (); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1877 octave_idx_type nc = a.cols (); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1878 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1879 if (nr == 0 || nc == 0 || nr != nc) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1880 error ("for A^b, A must be square"); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1881 else |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1882 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1883 FloatComplexDiagMatrix r (nr, nc); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1884 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
|
1885 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
|
1886 retval = r; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1887 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1888 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1889 return retval; |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1890 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1891 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1892 // mixed |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1893 octave_value |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1894 xpow (const FloatComplexDiagMatrix& a, float b) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1895 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1896 return xpow (a, static_cast<FloatComplex> (b)); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1897 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1898 |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1899 octave_value |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1900 xpow (const FloatDiagMatrix& a, const FloatComplex& b) |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1901 { |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1902 return xpow (FloatComplexDiagMatrix (a), b); |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1903 } |
|
9b20a4847056
implement scalar powers of diag matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
7789
diff
changeset
|
1904 |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1905 // Safer pow functions that work elementwise for matrices. |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1906 // |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1907 // op2 \ op1: s m cs cm |
|
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 // scalar | | * | 3 | * | 9 | |
|
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 // matrix | 1 | 4 | 7 | 10 | |
|
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 // complex_scalar | * | 5 | * | 11 | |
|
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 // complex_matrix | 2 | 6 | 8 | 12 | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1916 // +---+---+----+----+ |
|
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 // * -> not needed. |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1919 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1920 // 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
|
1921 // like |
|
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 // a = -1; b = [ 0, 0.5, 1 ]; r = a .^ b |
|
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 // and |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1926 // |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1927 // 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
|
1928 // |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1929 // 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
|
1930 // 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
|
1931 // 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
|
1932 // library... |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1933 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1934 // -*- 1 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1935 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1936 elem_xpow (float a, const FloatMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1937 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1938 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1939 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1940 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1941 octave_idx_type nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1942 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1943 float d1, d2; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1944 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1945 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
|
1946 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1947 FloatComplex atmp (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1948 FloatComplexMatrix result (nr, nc); |
|
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 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
|
1951 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
|
1952 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1953 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1954 result (i, j) = std::pow (atmp, b (i, j)); |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1957 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1958 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1959 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1960 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1961 FloatMatrix result (nr, nc); |
|
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 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
|
1964 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
|
1965 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1966 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1967 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
|
1968 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1969 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1970 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1971 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1972 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1973 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1974 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1975 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1976 // -*- 2 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1977 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1978 elem_xpow (float a, const FloatComplexMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1979 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1980 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1981 octave_idx_type nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1982 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1983 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1984 FloatComplex atmp (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1985 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1986 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
|
1987 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
|
1988 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1989 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1990 result (i, j) = std::pow (atmp, b (i, j)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1991 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1992 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1993 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1994 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1995 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1996 // -*- 3 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1997 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1998 elem_xpow (const FloatMatrix& a, float b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
1999 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2000 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2001 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2002 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2003 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2004 |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2005 if (! xisint (b) && a.any_element_is_negative ()) |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2006 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2007 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2008 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2009 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
|
2010 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
|
2011 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2012 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2013 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2014 FloatComplex atmp (a (i, j)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2015 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2016 result (i, j) = std::pow (atmp, b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2017 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2018 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2019 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2020 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2021 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2022 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2023 FloatMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2024 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2025 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
|
2026 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
|
2027 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2028 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2029 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
|
2030 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2031 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2032 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2033 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2034 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2035 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2036 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2037 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2038 // -*- 4 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2039 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2040 elem_xpow (const FloatMatrix& a, const FloatMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2041 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2042 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2043 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2044 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2045 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2046 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2047 octave_idx_type b_nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2048 octave_idx_type b_nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2049 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2050 if (nr != b_nr || nc != b_nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2051 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2052 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
|
2053 return octave_value (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2054 } |
|
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 int convert_to_complex = 0; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2057 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
|
2058 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
|
2059 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2060 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2061 float atmp = a (i, j); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2062 float btmp = b (i, j); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2063 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
|
2064 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2065 convert_to_complex = 1; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2066 goto done; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2067 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
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:
7578
diff
changeset
|
2070 done: |
|
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:
7578
diff
changeset
|
2072 if (convert_to_complex) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2073 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2074 FloatComplexMatrix complex_result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2075 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2076 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
|
2077 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
|
2078 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2079 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2080 FloatComplex atmp (a (i, j)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2081 FloatComplex btmp (b (i, j)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2082 complex_result (i, j) = std::pow (atmp, btmp); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2083 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2084 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2085 retval = complex_result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2086 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2087 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2088 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2089 FloatMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2090 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2091 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
|
2092 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
|
2093 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2094 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2095 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
|
2096 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2097 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2098 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2099 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2100 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2101 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2102 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2103 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2104 // -*- 5 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2105 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2106 elem_xpow (const FloatMatrix& a, const FloatComplex& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2107 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2108 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2109 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2110 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2111 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2112 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2113 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
|
2114 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
|
2115 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2116 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2117 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
|
2118 } |
|
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 return result; |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2123 // -*- 6 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2124 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2125 elem_xpow (const FloatMatrix& a, const FloatComplexMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2126 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2127 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2128 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2129 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2130 octave_idx_type b_nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2131 octave_idx_type b_nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2132 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2133 if (nr != b_nr || nc != b_nc) |
|
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 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
|
2136 return octave_value (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2137 } |
|
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 FloatComplexMatrix result (nr, nc); |
|
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 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
|
2142 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
|
2143 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2144 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2145 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
|
2146 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2147 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2148 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2149 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2150 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2151 // -*- 7 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2152 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2153 elem_xpow (const FloatComplex& a, const FloatMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2154 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2155 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2156 octave_idx_type nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2157 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2158 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2159 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2160 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
|
2161 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
|
2162 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2163 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2164 float btmp = b (i, j); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2165 if (xisint (btmp)) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2166 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
|
2167 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2168 result (i, j) = std::pow (a, btmp); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2169 } |
|
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 return result; |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2174 // -*- 8 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2175 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2176 elem_xpow (const FloatComplex& a, const FloatComplexMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2177 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2178 octave_idx_type nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2179 octave_idx_type nc = b.cols (); |
|
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 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2182 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2183 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
|
2184 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
|
2185 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2186 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2187 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
|
2188 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2189 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2190 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2191 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2192 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2193 // -*- 9 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2194 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2195 elem_xpow (const FloatComplexMatrix& a, float b) |
|
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 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2198 octave_idx_type nc = a.cols (); |
|
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 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2201 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2202 if (xisint (b)) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2203 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2204 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
|
2205 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
|
2206 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2207 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2208 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
|
2209 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2210 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2211 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2212 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2213 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
|
2214 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
|
2215 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2216 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2217 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
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2221 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2222 } |
|
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 // -*- 10 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2225 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2226 elem_xpow (const FloatComplexMatrix& a, const FloatMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2227 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2228 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2229 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2230 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2231 octave_idx_type b_nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2232 octave_idx_type b_nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2233 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2234 if (nr != b_nr || nc != b_nc) |
|
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 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
|
2237 return octave_value (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2238 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2239 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2240 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2241 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2242 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
|
2243 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
|
2244 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2245 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2246 float btmp = b (i, j); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2247 if (xisint (btmp)) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2248 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
|
2249 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2250 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
|
2251 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2252 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2253 return result; |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2256 // -*- 11 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2257 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2258 elem_xpow (const FloatComplexMatrix& a, const FloatComplex& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2259 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2260 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2261 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2262 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2263 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2264 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2265 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
|
2266 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
|
2267 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2268 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2269 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
|
2270 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2271 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2272 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2273 } |
|
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 // -*- 12 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2276 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2277 elem_xpow (const FloatComplexMatrix& a, const FloatComplexMatrix& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2278 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2279 octave_idx_type nr = a.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2280 octave_idx_type nc = a.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2281 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2282 octave_idx_type b_nr = b.rows (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2283 octave_idx_type b_nc = b.cols (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2284 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2285 if (nr != b_nr || nc != b_nc) |
|
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 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
|
2288 return octave_value (); |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2291 FloatComplexMatrix result (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2292 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2293 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
|
2294 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
|
2295 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2296 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2297 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
|
2298 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2299 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2300 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2301 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2302 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2303 // 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
|
2304 // |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2305 // op2 \ op1: s nd cs cnd |
|
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 // scalar | | * | 3 | * | 9 | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2308 // +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2309 // N_d | 1 | 4 | 7 | 10 | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2310 // +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2311 // complex_scalar | * | 5 | * | 11 | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2312 // +---+---+----+----+ |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2313 // complex_N_d | 2 | 6 | 8 | 12 | |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2314 // +---+---+----+----+ |
|
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 // * -> not needed. |
|
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 // 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
|
2319 // like |
|
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 // a = -1; b = [ 0, 0.5, 1 ]; r = a .^ b |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2322 // |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2323 // and |
|
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 // 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
|
2326 // |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2327 // 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
|
2328 // 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
|
2329 // 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
|
2330 // library... |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2331 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2332 // -*- 1 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2333 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2334 elem_xpow (float a, const FloatNDArray& b) |
|
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 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2337 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2338 float d1, d2; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2339 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2340 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
|
2341 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2342 FloatComplex atmp (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2343 FloatComplexNDArray result (b.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2344 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
|
2345 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2346 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2347 result(i) = std::pow (atmp, b(i)); |
|
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 retval = 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 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2353 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2354 FloatNDArray result (b.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2355 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
|
2356 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2357 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2358 result (i) = std::pow (a, b(i)); |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2361 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2362 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2363 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2364 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2365 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2366 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2367 // -*- 2 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2368 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2369 elem_xpow (float a, const FloatComplexNDArray& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2370 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2371 FloatComplexNDArray result (b.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2372 FloatComplex atmp (a); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2373 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2374 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
|
2375 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2376 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2377 result(i) = std::pow (atmp, b(i)); |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2380 return result; |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2383 // -*- 3 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2384 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2385 elem_xpow (const FloatNDArray& a, float b) |
|
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 octave_value retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2388 |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2389 if (! xisint (b)) |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2390 { |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2391 if (a.any_element_is_negative ()) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2392 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2393 FloatComplexNDArray result (a.dims ()); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2394 |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2395 for (octave_idx_type i = 0; i < a.length (); i++) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2396 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2397 OCTAVE_QUIT; |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2398 |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2399 FloatComplex atmp (a (i)); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2400 |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2401 result(i) = std::pow (atmp, b); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2402 } |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2403 |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2404 retval = result; |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2405 } |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2406 else |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2407 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2408 FloatNDArray result (a.dims ()); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2409 for (octave_idx_type i = 0; i < a.length (); i++) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2410 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2411 OCTAVE_QUIT; |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2412 result(i) = std::pow (a(i), b); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2413 } |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2414 |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2415 retval = result; |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2416 } |
|
7789
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 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2419 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2420 FloatNDArray result (a.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2421 |
|
8978
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2422 int ib = static_cast<int> (b); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2423 if (ib == 2) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2424 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2425 for (octave_idx_type i = 0; i < a.length (); i++) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2426 result.xelem (i) = a(i) * a(i); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2427 } |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2428 else |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2429 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2430 for (octave_idx_type i = 0; i < a.length (); i++) |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2431 { |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2432 OCTAVE_QUIT; |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2433 result(i) = std::pow (a(i), ib); |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2434 } |
|
0a58c4cd1405
optimize element-wise power
Jaroslav Hajek <highegg@gmail.com>
parents:
8960
diff
changeset
|
2435 } |
|
7789
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 retval = result; |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2440 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2441 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2442 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2443 // -*- 4 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2444 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2445 elem_xpow (const FloatNDArray& a, const FloatNDArray& b) |
|
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 octave_value retval; |
|
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 dim_vector a_dims = a.dims (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2450 dim_vector b_dims = b.dims (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2451 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2452 if (a_dims != b_dims) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2453 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2454 gripe_nonconformant ("operator .^", a_dims, b_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2455 return octave_value (); |
|
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 int len = a.length (); |
|
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 bool convert_to_complex = false; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2461 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2462 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
|
2463 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2464 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2465 float atmp = a(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2466 float btmp = b(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2467 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
|
2468 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2469 convert_to_complex = true; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2470 goto done; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2471 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2472 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2473 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2474 done: |
|
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 if (convert_to_complex) |
|
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 FloatComplexNDArray complex_result (a_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2479 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2480 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
|
2481 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2482 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2483 FloatComplex atmp (a(i)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2484 FloatComplex btmp (b(i)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2485 complex_result(i) = std::pow (atmp, btmp); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2486 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2487 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2488 retval = complex_result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2489 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2490 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2491 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2492 FloatNDArray result (a_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2493 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2494 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
|
2495 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2496 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2497 result(i) = std::pow (a(i), b(i)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2498 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2499 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2500 retval = result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2501 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2502 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2503 return retval; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2504 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2505 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2506 // -*- 5 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2507 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2508 elem_xpow (const FloatNDArray& a, const FloatComplex& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2509 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2510 FloatComplexNDArray result (a.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2511 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2512 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
|
2513 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2514 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2515 result(i) = std::pow (FloatComplex (a(i)), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2516 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2517 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2518 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2519 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2520 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2521 // -*- 6 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2522 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2523 elem_xpow (const FloatNDArray& a, const FloatComplexNDArray& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2524 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2525 dim_vector a_dims = a.dims (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2526 dim_vector b_dims = b.dims (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2527 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2528 if (a_dims != b_dims) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2529 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2530 gripe_nonconformant ("operator .^", a_dims, b_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2531 return octave_value (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2532 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2533 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2534 FloatComplexNDArray result (a_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2535 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2536 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
|
2537 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2538 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2539 result(i) = std::pow (FloatComplex (a(i)), b(i)); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2540 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2541 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2542 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2543 } |
|
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 // -*- 7 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2546 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2547 elem_xpow (const FloatComplex& a, const FloatNDArray& b) |
|
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 FloatComplexNDArray result (b.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2550 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2551 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
|
2552 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2553 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2554 float btmp = b(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2555 if (xisint (btmp)) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2556 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
|
2557 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2558 result(i) = std::pow (a, btmp); |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2561 return result; |
|
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 // -*- 8 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2565 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2566 elem_xpow (const FloatComplex& a, const FloatComplexNDArray& b) |
|
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 FloatComplexNDArray result (b.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2569 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2570 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
|
2571 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2572 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2573 result(i) = std::pow (a, b(i)); |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2576 return result; |
|
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 // -*- 9 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2580 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2581 elem_xpow (const FloatComplexNDArray& a, float b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2582 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2583 FloatComplexNDArray result (a.dims ()); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2584 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2585 if (xisint (b)) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2586 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2587 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
|
2588 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2589 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2590 result(i) = std::pow (a(i), static_cast<int> (b)); |
|
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 else |
|
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 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
|
2596 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2597 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2598 result(i) = std::pow (a(i), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2599 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2600 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2601 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2602 return result; |
|
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 // -*- 10 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2606 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2607 elem_xpow (const FloatComplexNDArray& a, const FloatNDArray& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2608 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2609 dim_vector a_dims = a.dims (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2610 dim_vector b_dims = b.dims (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2611 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2612 if (a_dims != b_dims) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2613 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2614 gripe_nonconformant ("operator .^", a_dims, b_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2615 return octave_value (); |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2618 FloatComplexNDArray result (a_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2619 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2620 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
|
2621 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2622 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2623 float btmp = b(i); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2624 if (xisint (btmp)) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2625 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
|
2626 else |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2627 result(i) = std::pow (a(i), btmp); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2628 } |
|
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 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2631 } |
|
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 // -*- 11 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2634 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2635 elem_xpow (const FloatComplexNDArray& a, const FloatComplex& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2636 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2637 FloatComplexNDArray result (a.dims ()); |
|
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 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
|
2640 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2641 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2642 result(i) = std::pow (a(i), b); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2643 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2644 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2645 return result; |
|
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 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2648 // -*- 12 -*- |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2649 octave_value |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2650 elem_xpow (const FloatComplexNDArray& a, const FloatComplexNDArray& b) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2651 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2652 dim_vector a_dims = a.dims (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2653 dim_vector b_dims = b.dims (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2654 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2655 if (a_dims != b_dims) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2656 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2657 gripe_nonconformant ("operator .^", a_dims, b_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2658 return octave_value (); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2659 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2660 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2661 FloatComplexNDArray result (a_dims); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2662 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2663 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
|
2664 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2665 OCTAVE_QUIT; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2666 result(i) = std::pow (a(i), b(i)); |
|
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 return result; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2670 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7578
diff
changeset
|
2671 |
| 1 | 2672 /* |
| 2673 ;;; Local Variables: *** | |
| 2674 ;;; mode: C++ *** | |
| 2675 ;;; End: *** | |
| 2676 */ |