Mercurial > octave
annotate liboctave/array/dNDArray.cc @ 23577:80c42f4cca13
maint: Deprecate is_empty and replace with isempty.
* ov.h (is_empty): Use OCTAVE_DEPRECATED macro around function.
* ov.h (isempty): New function.
* Array.h (is_empty): Use OCTAVE_DEPRECATED macro around function.
* Array.h (isempty): New function.
* Range.h (is_empty): Use OCTAVE_DEPRECATED macro around function.
* Range.h (isempty): New function.
* Sparse.h (is_empty): Use OCTAVE_DEPRECATED macro around function.
* Sparse.h (isempty): New function.
* Backend.cc, BaseControl.cc, Canvas.cc, Figure.cc, gl-select.cc,
__magick_read__.cc, __qp__.cc, cellfun.cc, daspk.cc, dasrt.cc, dassl.cc,
data.cc, debug.cc, det.cc, eig.cc, error.cc, fft.cc, filter.cc, find.cc,
ft-text-renderer.cc, gl-render.cc, gl2ps-print.cc, graphics.cc, graphics.in.h,
hess.cc, inv.cc, lsode.cc, lu.cc, max.cc, mex.cc, mxarray.in.h, oct-handle.h,
oct-lvalue.cc, oct-map.cc, oct-map.h, oct-stream.cc, pinv.cc, pr-output.cc,
quadcc.cc, qz.cc, strfind.cc, strfns.cc, sylvester.cc, time.cc, toplev.cc,
tril.cc, urlwrite.cc, utils.cc, utils.h, xnorm.cc, __delaunayn__.cc,
__glpk__.cc, __init_fltk__.cc, __init_gnuplot__.cc, __ode15__.cc,
__voronoi__.cc, chol.cc, convhulln.cc, ov-base-diag.cc, ov-base-mat.cc,
ov-base-sparse.cc, ov-base.cc, ov-base.h, ov-bool-mat.cc, ov-bool-sparse.cc,
ov-cell.cc, ov-class.cc, ov-classdef.cc, ov-cx-sparse.cc, ov-fcn-inline.cc,
ov-flt-re-mat.cc, ov-intx.h, ov-java.cc, ov-perm.cc, ov-range.cc, ov-re-mat.cc,
ov-re-sparse.cc, ov-str-mat.cc, ov-struct.cc, ov-usr-fcn.cc, ov.cc, ov.h,
bp-table.cc, oct-parse.in.yy, pt-eval.cc, pt-tm-const.cc, pt-tm-const.h,
Array.cc, Range.cc, Range.h, Sparse.cc, Sparse.h, chNDArray.cc, dNDArray.cc,
fNDArray.cc, DASPK.cc, DASRT.cc, DASSL.cc, LSODE.cc, bsxfun-defs.cc,
eigs-base.cc, oct-convn.cc, qr.cc:
Replace instances of is_empty with isempty.
| author | Rik <rik@octave.org> |
|---|---|
| date | Sun, 11 Jun 2017 22:14:09 -0700 |
| parents | 7049da1648c0 |
| children | 336f89b6208b |
| rev | line source |
|---|---|
| 4511 | 1 /* |
| 2 | |
|
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3 Copyright (C) 1996-2017 John W. Eaton |
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4 Copyright (C) 2009 VZLU Prague, a.s. |
| 4511 | 5 |
| 6 This file is part of Octave. | |
| 7 | |
| 8 Octave is free software; you can redistribute it and/or modify it | |
|
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9 under the terms of the GNU General Public License as published by |
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10 the Free Software Foundation; either version 3 of the License, or |
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11 (at your option) any later version. |
| 4511 | 12 |
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13 Octave is distributed in the hope that it will be useful, but |
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14 WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 GNU General Public License for more details. |
| 4511 | 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/>. | |
| 4511 | 21 |
| 22 */ | |
| 23 | |
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24 #if defined (HAVE_CONFIG_H) |
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25 # include "config.h" |
| 4511 | 26 #endif |
| 27 | |
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28 #include <iostream> |
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29 #include <limits> |
| 4634 | 30 |
| 4588 | 31 #include "Array-util.h" |
| 4513 | 32 #include "dNDArray.h" |
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33 #include "f77-fcn.h" |
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34 #include "functor.h" |
| 4513 | 35 #include "lo-error.h" |
| 4511 | 36 #include "lo-ieee.h" |
| 4634 | 37 #include "lo-mappers.h" |
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38 #include "mx-base.h" |
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39 #include "mx-op-defs.h" |
| 4773 | 40 #include "oct-fftw.h" |
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41 #include "oct-locbuf.h" |
| 4773 | 42 |
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43 #include "bsxfun-defs.cc" |
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44 |
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45 NDArray::NDArray (const Array<octave_idx_type>& a, bool zero_based, |
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46 bool negative_to_nan) |
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47 { |
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48 const octave_idx_type *pa = a.fortran_vec (); |
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49 resize (a.dims ()); |
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50 double *ptmp = fortran_vec (); |
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51 if (negative_to_nan) |
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52 { |
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53 double nan_val = lo_ieee_nan_value (); |
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54 |
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55 if (zero_based) |
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56 for (octave_idx_type i = 0; i < a.numel (); i++) |
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57 { |
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58 double val = static_cast<double> |
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59 (pa[i] + static_cast<octave_idx_type> (1)); |
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60 if (val <= 0) |
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61 ptmp[i] = nan_val; |
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62 else |
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63 ptmp[i] = val; |
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64 } |
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65 else |
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66 for (octave_idx_type i = 0; i < a.numel (); i++) |
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67 { |
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68 double val = static_cast<double> (pa[i]); |
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69 if (val <= 0) |
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70 ptmp[i] = nan_val; |
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71 else |
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72 ptmp[i] = val; |
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73 } |
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74 } |
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75 else |
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76 { |
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77 if (zero_based) |
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78 for (octave_idx_type i = 0; i < a.numel (); i++) |
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79 ptmp[i] = static_cast<double> |
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80 (pa[i] + static_cast<octave_idx_type> (1)); |
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81 else |
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82 for (octave_idx_type i = 0; i < a.numel (); i++) |
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83 ptmp[i] = static_cast<double> (pa[i]); |
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84 } |
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85 } |
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86 |
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87 NDArray::NDArray (const charNDArray& a) |
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88 : MArray<double> (a.dims ()) |
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89 { |
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90 octave_idx_type n = a.numel (); |
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91 for (octave_idx_type i = 0; i < n; i++) |
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92 xelem (i) = static_cast<unsigned char> (a(i)); |
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93 } |
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94 |
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95 #if defined (HAVE_FFTW) |
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96 |
| 4773 | 97 ComplexNDArray |
| 98 NDArray::fourier (int dim) const | |
| 99 { | |
| 100 dim_vector dv = dims (); | |
| 101 | |
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102 if (dim > dv.ndims () || dim < 0) |
| 4773 | 103 return ComplexNDArray (); |
| 104 | |
| 5275 | 105 octave_idx_type stride = 1; |
| 106 octave_idx_type n = dv(dim); | |
| 4773 | 107 |
| 108 for (int i = 0; i < dim; i++) | |
| 109 stride *= dv(i); | |
| 110 | |
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111 octave_idx_type howmany = numel () / dv(dim); |
| 4773 | 112 howmany = (stride == 1 ? howmany : (howmany > stride ? stride : howmany)); |
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113 octave_idx_type nloop = (stride == 1 ? 1 : numel () / dv(dim) / stride); |
| 5275 | 114 octave_idx_type dist = (stride == 1 ? n : 1); |
| 4773 | 115 |
| 116 const double *in (fortran_vec ()); | |
| 117 ComplexNDArray retval (dv); | |
| 118 Complex *out (retval.fortran_vec ()); | |
| 119 | |
| 120 // Need to be careful here about the distance between fft's | |
| 5275 | 121 for (octave_idx_type k = 0; k < nloop; k++) |
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122 octave::fftw::fft (in + k * stride * n, out + k * stride * n, |
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123 n, howmany, stride, dist); |
| 4773 | 124 |
| 125 return retval; | |
| 126 } | |
| 127 | |
| 128 ComplexNDArray | |
| 4816 | 129 NDArray::ifourier (int dim) const |
| 4773 | 130 { |
| 131 dim_vector dv = dims (); | |
| 132 | |
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133 if (dim > dv.ndims () || dim < 0) |
| 4773 | 134 return ComplexNDArray (); |
| 135 | |
| 5275 | 136 octave_idx_type stride = 1; |
| 137 octave_idx_type n = dv(dim); | |
| 4773 | 138 |
| 139 for (int i = 0; i < dim; i++) | |
| 140 stride *= dv(i); | |
| 141 | |
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142 octave_idx_type howmany = numel () / dv(dim); |
| 4773 | 143 howmany = (stride == 1 ? howmany : (howmany > stride ? stride : howmany)); |
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144 octave_idx_type nloop = (stride == 1 ? 1 : numel () / dv(dim) / stride); |
| 5275 | 145 octave_idx_type dist = (stride == 1 ? n : 1); |
| 4773 | 146 |
| 147 ComplexNDArray retval (*this); | |
| 148 Complex *out (retval.fortran_vec ()); | |
| 149 | |
| 150 // Need to be careful here about the distance between fft's | |
| 5275 | 151 for (octave_idx_type k = 0; k < nloop; k++) |
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152 octave::fftw::ifft (out + k * stride * n, out + k * stride * n, |
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153 n, howmany, stride, dist); |
| 4773 | 154 |
| 155 return retval; | |
| 156 } | |
| 157 | |
| 158 ComplexNDArray | |
| 159 NDArray::fourier2d (void) const | |
| 160 { | |
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161 dim_vector dv = dims (); |
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162 if (dv.ndims () < 2) |
| 4773 | 163 return ComplexNDArray (); |
| 164 | |
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165 dim_vector dv2 (dv(0), dv(1)); |
| 4773 | 166 const double *in = fortran_vec (); |
| 167 ComplexNDArray retval (dv); | |
| 168 Complex *out = retval.fortran_vec (); | |
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169 octave_idx_type howmany = numel () / dv(0) / dv(1); |
| 5275 | 170 octave_idx_type dist = dv(0) * dv(1); |
| 4773 | 171 |
| 5275 | 172 for (octave_idx_type i=0; i < howmany; i++) |
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173 octave::fftw::fftNd (in + i*dist, out + i*dist, 2, dv2); |
| 4773 | 174 |
| 175 return retval; | |
| 176 } | |
| 177 | |
| 178 ComplexNDArray | |
| 179 NDArray::ifourier2d (void) const | |
| 180 { | |
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181 dim_vector dv = dims (); |
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182 if (dv.ndims () < 2) |
| 4773 | 183 return ComplexNDArray (); |
| 184 | |
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185 dim_vector dv2 (dv(0), dv(1)); |
| 4773 | 186 ComplexNDArray retval (*this); |
| 187 Complex *out = retval.fortran_vec (); | |
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188 octave_idx_type howmany = numel () / dv(0) / dv(1); |
| 5275 | 189 octave_idx_type dist = dv(0) * dv(1); |
| 4773 | 190 |
| 5275 | 191 for (octave_idx_type i=0; i < howmany; i++) |
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192 octave::fftw::ifftNd (out + i*dist, out + i*dist, 2, dv2); |
| 4773 | 193 |
| 194 return retval; | |
| 195 } | |
| 196 | |
| 197 ComplexNDArray | |
| 198 NDArray::fourierNd (void) const | |
| 199 { | |
| 200 dim_vector dv = dims (); | |
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201 int rank = dv.ndims (); |
| 4773 | 202 |
| 203 const double *in (fortran_vec ()); | |
| 204 ComplexNDArray retval (dv); | |
| 205 Complex *out (retval.fortran_vec ()); | |
| 206 | |
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207 octave::fftw::fftNd (in, out, rank, dv); |
| 4773 | 208 |
| 209 return retval; | |
| 210 } | |
| 211 | |
| 212 ComplexNDArray | |
| 213 NDArray::ifourierNd (void) const | |
| 214 { | |
| 215 dim_vector dv = dims (); | |
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216 int rank = dv.ndims (); |
| 4773 | 217 |
| 218 ComplexNDArray tmp (*this); | |
| 219 Complex *in (tmp.fortran_vec ()); | |
| 220 ComplexNDArray retval (dv); | |
| 221 Complex *out (retval.fortran_vec ()); | |
| 222 | |
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223 octave::fftw::ifftNd (in, out, rank, dv); |
| 4773 | 224 |
| 225 return retval; | |
| 226 } | |
| 227 | |
| 228 #else | |
| 229 | |
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230 #include "lo-fftpack-proto.h" |
| 4773 | 231 |
| 232 ComplexNDArray | |
| 233 NDArray::fourier (int dim) const | |
| 234 { | |
| 235 dim_vector dv = dims (); | |
| 236 | |
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237 if (dim > dv.ndims () || dim < 0) |
| 4773 | 238 return ComplexNDArray (); |
| 239 | |
| 240 ComplexNDArray retval (dv); | |
| 5275 | 241 octave_idx_type npts = dv(dim); |
| 242 octave_idx_type nn = 4*npts+15; | |
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243 Array<Complex> wsave (dim_vector (nn, 1)); |
| 4773 | 244 Complex *pwsave = wsave.fortran_vec (); |
| 245 | |
| 246 OCTAVE_LOCAL_BUFFER (Complex, tmp, npts); | |
| 247 | |
| 5275 | 248 octave_idx_type stride = 1; |
| 4773 | 249 |
| 250 for (int i = 0; i < dim; i++) | |
| 251 stride *= dv(i); | |
| 252 | |
| 5275 | 253 octave_idx_type howmany = numel () / npts; |
| 4773 | 254 howmany = (stride == 1 ? howmany : (howmany > stride ? stride : howmany)); |
| 5275 | 255 octave_idx_type nloop = (stride == 1 ? 1 : numel () / npts / stride); |
| 256 octave_idx_type dist = (stride == 1 ? npts : 1); | |
| 4773 | 257 |
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258 F77_FUNC (zffti, ZFFTI) (npts, F77_DBLE_CMPLX_ARG (pwsave)); |
| 4773 | 259 |
| 5275 | 260 for (octave_idx_type k = 0; k < nloop; k++) |
| 4773 | 261 { |
| 5275 | 262 for (octave_idx_type j = 0; j < howmany; j++) |
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263 { |
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264 octave_quit (); |
| 4773 | 265 |
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266 for (octave_idx_type i = 0; i < npts; i++) |
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267 tmp[i] = elem ((i + k*npts)*stride + j*dist); |
| 4773 | 268 |
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269 F77_FUNC (zfftf, ZFFTF) (npts, F77_DBLE_CMPLX_ARG (tmp), |
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270 F77_DBLE_CMPLX_ARG (pwsave)); |
| 4773 | 271 |
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272 for (octave_idx_type i = 0; i < npts; i++) |
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273 retval((i + k*npts)*stride + j*dist) = tmp[i]; |
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274 } |
| 4773 | 275 } |
| 276 | |
| 277 return retval; | |
| 278 } | |
| 279 | |
| 280 ComplexNDArray | |
| 281 NDArray::ifourier (int dim) const | |
| 282 { | |
| 283 dim_vector dv = dims (); | |
| 284 | |
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285 if (dim > dv.ndims () || dim < 0) |
| 4773 | 286 return ComplexNDArray (); |
| 287 | |
| 288 ComplexNDArray retval (dv); | |
| 5275 | 289 octave_idx_type npts = dv(dim); |
| 290 octave_idx_type nn = 4*npts+15; | |
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291 Array<Complex> wsave (dim_vector (nn, 1)); |
| 4773 | 292 Complex *pwsave = wsave.fortran_vec (); |
| 293 | |
| 294 OCTAVE_LOCAL_BUFFER (Complex, tmp, npts); | |
| 295 | |
| 5275 | 296 octave_idx_type stride = 1; |
| 4773 | 297 |
| 298 for (int i = 0; i < dim; i++) | |
| 299 stride *= dv(i); | |
| 300 | |
| 5275 | 301 octave_idx_type howmany = numel () / npts; |
| 4773 | 302 howmany = (stride == 1 ? howmany : (howmany > stride ? stride : howmany)); |
| 5275 | 303 octave_idx_type nloop = (stride == 1 ? 1 : numel () / npts / stride); |
| 304 octave_idx_type dist = (stride == 1 ? npts : 1); | |
| 4773 | 305 |
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306 F77_FUNC (zffti, ZFFTI) (npts, F77_DBLE_CMPLX_ARG (pwsave)); |
| 4773 | 307 |
| 5275 | 308 for (octave_idx_type k = 0; k < nloop; k++) |
| 4773 | 309 { |
| 5275 | 310 for (octave_idx_type j = 0; j < howmany; j++) |
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311 { |
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312 octave_quit (); |
| 4773 | 313 |
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314 for (octave_idx_type i = 0; i < npts; i++) |
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315 tmp[i] = elem ((i + k*npts)*stride + j*dist); |
| 4773 | 316 |
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317 F77_FUNC (zfftb, ZFFTB) (npts, F77_DBLE_CMPLX_ARG (tmp), |
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318 F77_DBLE_CMPLX_ARG (pwsave)); |
| 4773 | 319 |
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320 for (octave_idx_type i = 0; i < npts; i++) |
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321 retval((i + k*npts)*stride + j*dist) = tmp[i] / |
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322 static_cast<double> (npts); |
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323 } |
| 4773 | 324 } |
| 325 | |
| 326 return retval; | |
| 327 } | |
| 328 | |
| 329 ComplexNDArray | |
| 330 NDArray::fourier2d (void) const | |
| 331 { | |
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332 dim_vector dv = dims (); |
| 4773 | 333 dim_vector dv2 (dv(0), dv(1)); |
| 334 int rank = 2; | |
| 335 ComplexNDArray retval (*this); | |
| 5275 | 336 octave_idx_type stride = 1; |
| 4773 | 337 |
| 338 for (int i = 0; i < rank; i++) | |
| 339 { | |
| 5275 | 340 octave_idx_type npts = dv2(i); |
| 341 octave_idx_type nn = 4*npts+15; | |
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342 Array<Complex> wsave (dim_vector (nn, 1)); |
| 4773 | 343 Complex *pwsave = wsave.fortran_vec (); |
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344 Array<Complex> row (dim_vector (npts, 1)); |
| 4773 | 345 Complex *prow = row.fortran_vec (); |
| 346 | |
| 5275 | 347 octave_idx_type howmany = numel () / npts; |
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348 howmany = (stride == 1 ? howmany |
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349 : (howmany > stride ? stride : howmany)); |
| 5275 | 350 octave_idx_type nloop = (stride == 1 ? 1 : numel () / npts / stride); |
| 351 octave_idx_type dist = (stride == 1 ? npts : 1); | |
| 4773 | 352 |
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353 F77_FUNC (zffti, ZFFTI) (npts, F77_DBLE_CMPLX_ARG (pwsave)); |
| 4773 | 354 |
| 5275 | 355 for (octave_idx_type k = 0; k < nloop; k++) |
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356 { |
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357 for (octave_idx_type j = 0; j < howmany; j++) |
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358 { |
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359 octave_quit (); |
| 4773 | 360 |
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361 for (octave_idx_type l = 0; l < npts; l++) |
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362 prow[l] = retval((l + k*npts)*stride + j*dist); |
| 4773 | 363 |
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364 F77_FUNC (zfftf, ZFFTF) (npts, F77_DBLE_CMPLX_ARG (prow), |
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365 F77_DBLE_CMPLX_ARG (pwsave)); |
| 4773 | 366 |
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367 for (octave_idx_type l = 0; l < npts; l++) |
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368 retval((l + k*npts)*stride + j*dist) = prow[l]; |
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369 } |
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370 } |
| 4773 | 371 |
| 372 stride *= dv2(i); | |
| 373 } | |
| 374 | |
| 375 return retval; | |
| 376 } | |
| 377 | |
| 378 ComplexNDArray | |
| 379 NDArray::ifourier2d (void) const | |
| 380 { | |
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381 dim_vector dv = dims (); |
| 4773 | 382 dim_vector dv2 (dv(0), dv(1)); |
| 383 int rank = 2; | |
| 384 ComplexNDArray retval (*this); | |
| 5275 | 385 octave_idx_type stride = 1; |
| 4773 | 386 |
| 387 for (int i = 0; i < rank; i++) | |
| 388 { | |
| 5275 | 389 octave_idx_type npts = dv2(i); |
| 390 octave_idx_type nn = 4*npts+15; | |
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391 Array<Complex> wsave (dim_vector (nn, 1)); |
| 4773 | 392 Complex *pwsave = wsave.fortran_vec (); |
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393 Array<Complex> row (dim_vector (npts, 1)); |
| 4773 | 394 Complex *prow = row.fortran_vec (); |
| 395 | |
| 5275 | 396 octave_idx_type howmany = numel () / npts; |
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397 howmany = (stride == 1 ? howmany |
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398 : (howmany > stride ? stride : howmany)); |
| 5275 | 399 octave_idx_type nloop = (stride == 1 ? 1 : numel () / npts / stride); |
| 400 octave_idx_type dist = (stride == 1 ? npts : 1); | |
| 4773 | 401 |
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402 F77_FUNC (zffti, ZFFTI) (npts, F77_DBLE_CMPLX_ARG (pwsave)); |
| 4773 | 403 |
| 5275 | 404 for (octave_idx_type k = 0; k < nloop; k++) |
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405 { |
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406 for (octave_idx_type j = 0; j < howmany; j++) |
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407 { |
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408 octave_quit (); |
| 4773 | 409 |
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410 for (octave_idx_type l = 0; l < npts; l++) |
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411 prow[l] = retval((l + k*npts)*stride + j*dist); |
| 4773 | 412 |
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413 F77_FUNC (zfftb, ZFFTB) (npts, F77_DBLE_CMPLX_ARG (prow), |
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414 F77_DBLE_CMPLX_ARG (pwsave)); |
| 4773 | 415 |
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416 for (octave_idx_type l = 0; l < npts; l++) |
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417 retval((l + k*npts)*stride + j*dist) = |
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418 prow[l] / static_cast<double> (npts); |
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419 } |
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420 } |
| 4773 | 421 |
| 422 stride *= dv2(i); | |
| 423 } | |
| 424 | |
| 425 return retval; | |
| 426 } | |
| 427 | |
| 428 ComplexNDArray | |
| 429 NDArray::fourierNd (void) const | |
| 430 { | |
| 431 dim_vector dv = dims (); | |
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432 int rank = dv.ndims (); |
| 4773 | 433 ComplexNDArray retval (*this); |
| 5275 | 434 octave_idx_type stride = 1; |
| 4773 | 435 |
| 436 for (int i = 0; i < rank; i++) | |
| 437 { | |
| 5275 | 438 octave_idx_type npts = dv(i); |
| 439 octave_idx_type nn = 4*npts+15; | |
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440 Array<Complex> wsave (dim_vector (nn, 1)); |
| 4773 | 441 Complex *pwsave = wsave.fortran_vec (); |
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442 Array<Complex> row (dim_vector (npts, 1)); |
| 4773 | 443 Complex *prow = row.fortran_vec (); |
| 444 | |
| 5275 | 445 octave_idx_type howmany = numel () / npts; |
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446 howmany = (stride == 1 ? howmany |
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447 : (howmany > stride ? stride : howmany)); |
| 5275 | 448 octave_idx_type nloop = (stride == 1 ? 1 : numel () / npts / stride); |
| 449 octave_idx_type dist = (stride == 1 ? npts : 1); | |
| 4773 | 450 |
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451 F77_FUNC (zffti, ZFFTI) (npts, F77_DBLE_CMPLX_ARG (pwsave)); |
| 4773 | 452 |
| 5275 | 453 for (octave_idx_type k = 0; k < nloop; k++) |
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454 { |
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455 for (octave_idx_type j = 0; j < howmany; j++) |
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456 { |
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457 octave_quit (); |
| 4773 | 458 |
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459 for (octave_idx_type l = 0; l < npts; l++) |
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460 prow[l] = retval((l + k*npts)*stride + j*dist); |
| 4773 | 461 |
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462 F77_FUNC (zfftf, ZFFTF) (npts, F77_DBLE_CMPLX_ARG (prow), |
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463 F77_DBLE_CMPLX_ARG (pwsave)); |
| 4773 | 464 |
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465 for (octave_idx_type l = 0; l < npts; l++) |
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466 retval((l + k*npts)*stride + j*dist) = prow[l]; |
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467 } |
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468 } |
| 4773 | 469 |
| 470 stride *= dv(i); | |
| 471 } | |
| 472 | |
| 473 return retval; | |
| 474 } | |
| 475 | |
| 476 ComplexNDArray | |
| 477 NDArray::ifourierNd (void) const | |
| 478 { | |
| 479 dim_vector dv = dims (); | |
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480 int rank = dv.ndims (); |
| 4773 | 481 ComplexNDArray retval (*this); |
| 5275 | 482 octave_idx_type stride = 1; |
| 4773 | 483 |
| 484 for (int i = 0; i < rank; i++) | |
| 485 { | |
| 5275 | 486 octave_idx_type npts = dv(i); |
| 487 octave_idx_type nn = 4*npts+15; | |
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488 Array<Complex> wsave (dim_vector (nn, 1)); |
| 4773 | 489 Complex *pwsave = wsave.fortran_vec (); |
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490 Array<Complex> row (dim_vector (npts, 1)); |
| 4773 | 491 Complex *prow = row.fortran_vec (); |
| 492 | |
| 5275 | 493 octave_idx_type howmany = numel () / npts; |
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494 howmany = (stride == 1 ? howmany |
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495 : (howmany > stride ? stride : howmany)); |
| 5275 | 496 octave_idx_type nloop = (stride == 1 ? 1 : numel () / npts / stride); |
| 497 octave_idx_type dist = (stride == 1 ? npts : 1); | |
| 4773 | 498 |
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499 F77_FUNC (zffti, ZFFTI) (npts, F77_DBLE_CMPLX_ARG (pwsave)); |
| 4773 | 500 |
| 5275 | 501 for (octave_idx_type k = 0; k < nloop; k++) |
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502 { |
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503 for (octave_idx_type j = 0; j < howmany; j++) |
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504 { |
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505 octave_quit (); |
| 4773 | 506 |
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507 for (octave_idx_type l = 0; l < npts; l++) |
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508 prow[l] = retval((l + k*npts)*stride + j*dist); |
| 4773 | 509 |
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510 F77_FUNC (zfftb, ZFFTB) (npts, F77_DBLE_CMPLX_ARG (prow), |
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511 F77_DBLE_CMPLX_ARG (pwsave)); |
| 4773 | 512 |
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513 for (octave_idx_type l = 0; l < npts; l++) |
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514 retval((l + k*npts)*stride + j*dist) = |
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515 prow[l] / static_cast<double> (npts); |
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516 } |
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517 } |
| 4773 | 518 |
| 519 stride *= dv(i); | |
| 520 } | |
| 521 | |
| 522 return retval; | |
| 523 } | |
| 524 | |
| 525 #endif | |
| 526 | |
| 4543 | 527 // unary operations |
| 528 | |
| 529 boolNDArray | |
| 530 NDArray::operator ! (void) const | |
| 531 { | |
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532 if (any_element_is_nan ()) |
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533 octave::err_nan_to_logical_conversion (); |
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534 |
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535 return do_mx_unary_op<bool, double> (*this, mx_inline_not); |
| 4543 | 536 } |
| 537 | |
| 4634 | 538 bool |
| 539 NDArray::any_element_is_negative (bool neg_zero) const | |
| 540 { | |
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541 return (neg_zero ? test_all (octave::math::negative_sign) |
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542 : do_mx_check<double> (*this, mx_inline_any_negative)); |
| 4634 | 543 } |
| 544 | |
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545 bool |
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546 NDArray::any_element_is_positive (bool neg_zero) const |
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547 { |
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548 return (neg_zero ? test_all (octave::math::positive_sign) |
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549 : do_mx_check<double> (*this, mx_inline_any_positive)); |
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550 } |
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551 |
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552 bool |
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553 NDArray::any_element_is_nan (void) const |
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554 { |
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555 return do_mx_check<double> (*this, mx_inline_any_nan); |
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556 } |
| 4634 | 557 |
| 558 bool | |
| 559 NDArray::any_element_is_inf_or_nan (void) const | |
| 560 { | |
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561 return ! do_mx_check<double> (*this, mx_inline_all_finite); |
| 4634 | 562 } |
| 563 | |
| 564 bool | |
| 5943 | 565 NDArray::any_element_not_one_or_zero (void) const |
| 566 { | |
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567 return ! test_all (xis_one_or_zero); |
| 5943 | 568 } |
| 569 | |
| 570 bool | |
| 6989 | 571 NDArray::all_elements_are_zero (void) const |
| 572 { | |
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573 return test_all (xis_zero); |
| 6989 | 574 } |
| 575 | |
| 576 bool | |
| 4634 | 577 NDArray::all_elements_are_int_or_inf_or_nan (void) const |
| 578 { | |
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579 return test_all (xis_int_or_inf_or_nan); |
| 4634 | 580 } |
| 581 | |
| 582 // Return nonzero if any element of M is not an integer. Also extract | |
| 583 // the largest and smallest values and return them in MAX_VAL and MIN_VAL. | |
| 584 | |
| 585 bool | |
| 586 NDArray::all_integers (double& max_val, double& min_val) const | |
| 587 { | |
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588 octave_idx_type nel = numel (); |
| 4634 | 589 |
| 590 if (nel > 0) | |
| 591 { | |
| 592 max_val = elem (0); | |
| 593 min_val = elem (0); | |
| 594 } | |
| 595 else | |
| 596 return false; | |
| 597 | |
| 5275 | 598 for (octave_idx_type i = 0; i < nel; i++) |
| 4634 | 599 { |
| 600 double val = elem (i); | |
| 601 | |
| 602 if (val > max_val) | |
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603 max_val = val; |
| 4634 | 604 |
| 605 if (val < min_val) | |
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606 min_val = val; |
| 4634 | 607 |
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608 if (! octave::math::isinteger (val)) |
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609 return false; |
| 4634 | 610 } |
| 611 | |
| 612 return true; | |
| 613 } | |
| 614 | |
| 615 bool | |
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616 NDArray::all_integers (void) const |
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617 { |
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618 return test_all (octave::math::isinteger); |
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619 } |
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620 |
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621 bool |
| 4634 | 622 NDArray::too_large_for_float (void) const |
| 623 { | |
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624 return test_any (xtoo_large_for_float); |
| 4634 | 625 } |
| 626 | |
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627 // FIXME: this is not quite the right thing. |
| 4513 | 628 |
| 4556 | 629 boolNDArray |
| 4513 | 630 NDArray::all (int dim) const |
| 631 { | |
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632 return do_mx_red_op<bool, double> (*this, dim, mx_inline_all); |
| 4513 | 633 } |
| 634 | |
| 4556 | 635 boolNDArray |
| 4513 | 636 NDArray::any (int dim) const |
| 637 { | |
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638 return do_mx_red_op<bool, double> (*this, dim, mx_inline_any); |
| 4569 | 639 } |
| 640 | |
| 4584 | 641 NDArray |
| 4569 | 642 NDArray::cumprod (int dim) const |
| 643 { | |
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644 return do_mx_cum_op<double, double> (*this, dim, mx_inline_cumprod); |
| 4569 | 645 } |
| 646 | |
| 4584 | 647 NDArray |
| 4569 | 648 NDArray::cumsum (int dim) const |
| 649 { | |
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|
650 return do_mx_cum_op<double, double> (*this, dim, mx_inline_cumsum); |
| 4513 | 651 } |
| 652 | |
| 4569 | 653 NDArray |
| 654 NDArray::prod (int dim) const | |
| 655 { | |
|
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simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
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|
656 return do_mx_red_op<double, double> (*this, dim, mx_inline_prod); |
|
8736
53b4fdeacc2e
improve reduction functions
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parents:
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diff
changeset
|
657 } |
|
53b4fdeacc2e
improve reduction functions
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parents:
8650
diff
changeset
|
658 |
|
53b4fdeacc2e
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parents:
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diff
changeset
|
659 NDArray |
|
53b4fdeacc2e
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parents:
8650
diff
changeset
|
660 NDArray::sum (int dim) const |
|
53b4fdeacc2e
improve reduction functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8650
diff
changeset
|
661 { |
|
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simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
changeset
|
662 return do_mx_red_op<double, double> (*this, dim, mx_inline_sum); |
| 4569 | 663 } |
| 664 | |
| 665 NDArray | |
|
9721
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improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents:
9601
diff
changeset
|
666 NDArray::xsum (int dim) const |
|
192d94cff6c1
improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
667 { |
|
10362
b47ab50a6aa8
simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
changeset
|
668 return do_mx_red_op<double, double> (*this, dim, mx_inline_xsum); |
|
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192d94cff6c1
improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
669 } |
|
192d94cff6c1
improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents:
9601
diff
changeset
|
670 |
|
192d94cff6c1
improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents:
9601
diff
changeset
|
671 NDArray |
| 4569 | 672 NDArray::sumsq (int dim) const |
| 673 { | |
|
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simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
changeset
|
674 return do_mx_red_op<double, double> (*this, dim, mx_inline_sumsq); |
| 4569 | 675 } |
| 676 | |
| 4844 | 677 NDArray |
| 678 NDArray::max (int dim) const | |
| 679 { | |
|
10362
b47ab50a6aa8
simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
changeset
|
680 return do_mx_minmax_op<double> (*this, dim, mx_inline_max); |
| 4844 | 681 } |
| 682 | |
| 683 NDArray | |
|
9732
b4fdfee405b5
remove ArrayN<T> + fix nonhom. diag-scalar ops
Jaroslav Hajek <highegg@gmail.com>
parents:
9721
diff
changeset
|
684 NDArray::max (Array<octave_idx_type>& idx_arg, int dim) const |
| 4844 | 685 { |
|
10362
b47ab50a6aa8
simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
changeset
|
686 return do_mx_minmax_op<double> (*this, idx_arg, dim, mx_inline_max); |
| 4844 | 687 } |
| 688 | |
| 689 NDArray | |
| 690 NDArray::min (int dim) const | |
| 691 { | |
|
10362
b47ab50a6aa8
simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
changeset
|
692 return do_mx_minmax_op<double> (*this, dim, mx_inline_min); |
| 4844 | 693 } |
| 694 | |
| 695 NDArray | |
|
9732
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Jaroslav Hajek <highegg@gmail.com>
parents:
9721
diff
changeset
|
696 NDArray::min (Array<octave_idx_type>& idx_arg, int dim) const |
| 4844 | 697 { |
|
10362
b47ab50a6aa8
simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
changeset
|
698 return do_mx_minmax_op<double> (*this, idx_arg, dim, mx_inline_min); |
| 4844 | 699 } |
| 700 | |
| 4915 | 701 NDArray |
|
8777
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
702 NDArray::cummax (int dim) const |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
703 { |
|
10362
b47ab50a6aa8
simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
changeset
|
704 return do_mx_cumminmax_op<double> (*this, dim, mx_inline_cummax); |
|
8777
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
705 } |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
706 |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
707 NDArray |
|
9732
b4fdfee405b5
remove ArrayN<T> + fix nonhom. diag-scalar ops
Jaroslav Hajek <highegg@gmail.com>
parents:
9721
diff
changeset
|
708 NDArray::cummax (Array<octave_idx_type>& idx_arg, int dim) const |
|
8777
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
709 { |
|
10362
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simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
changeset
|
710 return do_mx_cumminmax_op<double> (*this, idx_arg, dim, mx_inline_cummax); |
|
8777
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
711 } |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
712 |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
713 NDArray |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
714 NDArray::cummin (int dim) const |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
715 { |
|
10362
b47ab50a6aa8
simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
changeset
|
716 return do_mx_cumminmax_op<double> (*this, dim, mx_inline_cummin); |
|
8777
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
717 } |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
718 |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
719 NDArray |
|
9732
b4fdfee405b5
remove ArrayN<T> + fix nonhom. diag-scalar ops
Jaroslav Hajek <highegg@gmail.com>
parents:
9721
diff
changeset
|
720 NDArray::cummin (Array<octave_idx_type>& idx_arg, int dim) const |
|
8777
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
721 { |
|
10362
b47ab50a6aa8
simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
changeset
|
722 return do_mx_cumminmax_op<double> (*this, idx_arg, dim, mx_inline_cummin); |
|
8777
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
723 } |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
724 |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8774
diff
changeset
|
725 NDArray |
|
9513
9f870f73ab7d
implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents:
9469
diff
changeset
|
726 NDArray::diff (octave_idx_type order, int dim) const |
|
9f870f73ab7d
implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents:
9469
diff
changeset
|
727 { |
|
10362
b47ab50a6aa8
simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
changeset
|
728 return do_mx_diff_op<double> (*this, dim, order, mx_inline_diff); |
|
9513
9f870f73ab7d
implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents:
9469
diff
changeset
|
729 } |
|
9f870f73ab7d
implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents:
9469
diff
changeset
|
730 |
|
9f870f73ab7d
implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents:
9469
diff
changeset
|
731 NDArray |
| 5275 | 732 NDArray::concat (const NDArray& rb, const Array<octave_idx_type>& ra_idx) |
| 4758 | 733 { |
| 5073 | 734 if (rb.numel () > 0) |
| 735 insert (rb, ra_idx); | |
| 736 return *this; | |
| 737 } | |
| 738 | |
| 739 ComplexNDArray | |
| 5275 | 740 NDArray::concat (const ComplexNDArray& rb, const Array<octave_idx_type>& ra_idx) |
| 5073 | 741 { |
| 742 ComplexNDArray retval (*this); | |
| 4940 | 743 if (rb.numel () > 0) |
| 4915 | 744 retval.insert (rb, ra_idx); |
| 745 return retval; | |
| 4758 | 746 } |
| 747 | |
| 5073 | 748 charNDArray |
| 5275 | 749 NDArray::concat (const charNDArray& rb, const Array<octave_idx_type>& ra_idx) |
| 5073 | 750 { |
| 751 charNDArray retval (dims ()); | |
| 5275 | 752 octave_idx_type nel = numel (); |
| 5073 | 753 |
| 5275 | 754 for (octave_idx_type i = 0; i < nel; i++) |
| 5073 | 755 { |
| 756 double d = elem (i); | |
| 757 | |
|
21782
2aef506f3fec
use namespace for lo-mappers.h functions
John W. Eaton <jwe@octave.org>
parents:
21724
diff
changeset
|
758 if (octave::math::isnan (d)) |
|
21136
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
21100
diff
changeset
|
759 (*current_liboctave_error_handler) |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
21100
diff
changeset
|
760 ("invalid conversion from NaN to character"); |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
21100
diff
changeset
|
761 |
|
21782
2aef506f3fec
use namespace for lo-mappers.h functions
John W. Eaton <jwe@octave.org>
parents:
21724
diff
changeset
|
762 octave_idx_type ival = octave::math::nint_big (d); |
| 5073 | 763 |
|
21136
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
21100
diff
changeset
|
764 if (ival < 0 || ival > std::numeric_limits<unsigned char>::max ()) |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
21100
diff
changeset
|
765 // FIXME: is there something better to do? Should we warn the user? |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
21100
diff
changeset
|
766 ival = 0; |
| 5073 | 767 |
|
21136
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
21100
diff
changeset
|
768 retval.elem (i) = static_cast<char>(ival); |
| 5073 | 769 } |
| 770 | |
|
23577
80c42f4cca13
maint: Deprecate is_empty and replace with isempty.
Rik <rik@octave.org>
parents:
23564
diff
changeset
|
771 if (rb.isempty ()) |
| 5073 | 772 return retval; |
| 773 | |
| 774 retval.insert (rb, ra_idx); | |
| 775 return retval; | |
| 776 } | |
| 777 | |
| 4634 | 778 NDArray |
| 779 real (const ComplexNDArray& a) | |
| 780 { | |
|
10362
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simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
changeset
|
781 return do_mx_unary_op<double, Complex> (a, mx_inline_real); |
| 4634 | 782 } |
| 783 | |
| 784 NDArray | |
| 785 imag (const ComplexNDArray& a) | |
| 786 { | |
|
10362
b47ab50a6aa8
simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
changeset
|
787 return do_mx_unary_op<double, Complex> (a, mx_inline_imag); |
| 4634 | 788 } |
| 789 | |
| 4915 | 790 NDArray& |
| 5275 | 791 NDArray::insert (const NDArray& a, octave_idx_type r, octave_idx_type c) |
| 4915 | 792 { |
| 793 Array<double>::insert (a, r, c); | |
| 794 return *this; | |
| 795 } | |
| 796 | |
| 797 NDArray& | |
| 5275 | 798 NDArray::insert (const NDArray& a, const Array<octave_idx_type>& ra_idx) |
| 4915 | 799 { |
| 800 Array<double>::insert (a, ra_idx); | |
| 801 return *this; | |
| 802 } | |
| 803 | |
| 4634 | 804 NDArray |
| 4569 | 805 NDArray::abs (void) const |
| 806 { | |
|
10362
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simplify appliers in mx-inlines.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10352
diff
changeset
|
807 return do_mx_unary_map<double, double, std::abs> (*this); |
| 4569 | 808 } |
| 809 | |
|
8998
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
810 boolNDArray |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
811 NDArray::isnan (void) const |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
812 { |
|
21782
2aef506f3fec
use namespace for lo-mappers.h functions
John W. Eaton <jwe@octave.org>
parents:
21724
diff
changeset
|
813 return do_mx_unary_map<bool, double, octave::math::isnan> (*this); |
|
8998
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
814 } |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
815 |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
816 boolNDArray |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
817 NDArray::isinf (void) const |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
818 { |
|
21782
2aef506f3fec
use namespace for lo-mappers.h functions
John W. Eaton <jwe@octave.org>
parents:
21724
diff
changeset
|
819 return do_mx_unary_map<bool, double, octave::math::isinf> (*this); |
|
8998
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
820 } |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
821 |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
822 boolNDArray |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
823 NDArray::isfinite (void) const |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
824 { |
|
23564
7049da1648c0
Deprecate octave::math::finite in favor of octave::math::isfinite.
Rik <rik@octave.org>
parents:
23461
diff
changeset
|
825 return do_mx_unary_map<bool, double, octave::math::isfinite> (*this); |
|
8998
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
826 } |
|
a48fba01e4ac
optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents:
8981
diff
changeset
|
827 |
| 4532 | 828 void |
| 5275 | 829 NDArray::increment_index (Array<octave_idx_type>& ra_idx, |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10158
diff
changeset
|
830 const dim_vector& dimensions, |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10158
diff
changeset
|
831 int start_dimension) |
| 4532 | 832 { |
| 833 ::increment_index (ra_idx, dimensions, start_dimension); | |
| 834 } | |
| 835 | |
| 5275 | 836 octave_idx_type |
| 837 NDArray::compute_index (Array<octave_idx_type>& ra_idx, | |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10158
diff
changeset
|
838 const dim_vector& dimensions) |
| 4556 | 839 { |
| 840 return ::compute_index (ra_idx, dimensions); | |
| 841 } | |
| 842 | |
|
7503
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
843 NDArray |
|
7620
36594d5bbe13
Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents:
7600
diff
changeset
|
844 NDArray::diag (octave_idx_type k) const |
|
36594d5bbe13
Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents:
7600
diff
changeset
|
845 { |
|
10350
12884915a8e4
merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents:
10329
diff
changeset
|
846 return MArray<double>::diag (k); |
|
7620
36594d5bbe13
Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents:
7600
diff
changeset
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847 } |
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36594d5bbe13
Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents:
7600
diff
changeset
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848 |
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14557
e8e86ae3abbc
make diag (x, m, n) return a proper diagonal matrix object (bug #36099)
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
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849 NDArray |
|
e8e86ae3abbc
make diag (x, m, n) return a proper diagonal matrix object (bug #36099)
John W. Eaton <jwe@octave.org>
parents:
14138
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changeset
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850 NDArray::diag (octave_idx_type m, octave_idx_type n) const |
|
e8e86ae3abbc
make diag (x, m, n) return a proper diagonal matrix object (bug #36099)
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
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851 { |
|
e8e86ae3abbc
make diag (x, m, n) return a proper diagonal matrix object (bug #36099)
John W. Eaton <jwe@octave.org>
parents:
14138
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changeset
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852 return MArray<double>::diag (m, n); |
|
e8e86ae3abbc
make diag (x, m, n) return a proper diagonal matrix object (bug #36099)
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
853 } |
|
e8e86ae3abbc
make diag (x, m, n) return a proper diagonal matrix object (bug #36099)
John W. Eaton <jwe@octave.org>
parents:
14138
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changeset
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854 |
| 4687 | 855 // This contains no information on the array structure !!! |
| 856 std::ostream& | |
| 857 operator << (std::ostream& os, const NDArray& a) | |
| 858 { | |
|
20228
00cf2847355d
Deprecate Array::nelem() and Range::nelem() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
parents:
20218
diff
changeset
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859 octave_idx_type nel = a.numel (); |
| 4687 | 860 |
| 5275 | 861 for (octave_idx_type i = 0; i < nel; i++) |
| 4687 | 862 { |
| 863 os << " "; | |
| 864 octave_write_double (os, a.elem (i)); | |
| 865 os << "\n"; | |
| 866 } | |
| 867 return os; | |
| 868 } | |
| 869 | |
| 870 std::istream& | |
| 871 operator >> (std::istream& is, NDArray& a) | |
| 872 { | |
|
20228
00cf2847355d
Deprecate Array::nelem() and Range::nelem() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
parents:
20218
diff
changeset
|
873 octave_idx_type nel = a.numel (); |
| 4687 | 874 |
|
8999
dc07bc4157b8
allow empty matrices in stream input operators
Jaroslav Hajek <highegg@gmail.com>
parents:
8998
diff
changeset
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875 if (nel > 0) |
| 4687 | 876 { |
| 877 double tmp; | |
| 5275 | 878 for (octave_idx_type i = 0; i < nel; i++) |
|
17769
49a5a4be04a1
maint: Use GNU style coding conventions for code in liboctave/
Rik <rik@octave.org>
parents:
17744
diff
changeset
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879 { |
|
49a5a4be04a1
maint: Use GNU style coding conventions for code in liboctave/
Rik <rik@octave.org>
parents:
17744
diff
changeset
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880 tmp = octave_read_value<double> (is); |
|
49a5a4be04a1
maint: Use GNU style coding conventions for code in liboctave/
Rik <rik@octave.org>
parents:
17744
diff
changeset
|
881 if (is) |
|
49a5a4be04a1
maint: Use GNU style coding conventions for code in liboctave/
Rik <rik@octave.org>
parents:
17744
diff
changeset
|
882 a.elem (i) = tmp; |
|
49a5a4be04a1
maint: Use GNU style coding conventions for code in liboctave/
Rik <rik@octave.org>
parents:
17744
diff
changeset
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883 else |
|
21169
40051830f89b
maint: Replace more instances of goto in liboctave with other constructs.
Rik <rik@octave.org>
parents:
21136
diff
changeset
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884 return is; |
|
17769
49a5a4be04a1
maint: Use GNU style coding conventions for code in liboctave/
Rik <rik@octave.org>
parents:
17744
diff
changeset
|
885 } |
| 4687 | 886 } |
| 887 | |
| 888 return is; | |
| 889 } | |
| 890 | |
|
10329
83fa590b8a09
simplify min/max definitions in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents:
10314
diff
changeset
|
891 MINMAX_FCNS (NDArray, double) |
| 4844 | 892 |
|
9578
7dafdb8b062f
refactor comparison ops implementations
Jaroslav Hajek <highegg@gmail.com>
parents:
9553
diff
changeset
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893 NDS_CMP_OPS (NDArray, double) |
|
9550
3d6a9aea2aea
refactor binary & bool ops in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents:
9523
diff
changeset
|
894 NDS_BOOL_OPS (NDArray, double) |
| 4543 | 895 |
|
9578
7dafdb8b062f
refactor comparison ops implementations
Jaroslav Hajek <highegg@gmail.com>
parents:
9553
diff
changeset
|
896 SND_CMP_OPS (double, NDArray) |
|
9550
3d6a9aea2aea
refactor binary & bool ops in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents:
9523
diff
changeset
|
897 SND_BOOL_OPS (double, NDArray) |
| 4543 | 898 |
|
9578
7dafdb8b062f
refactor comparison ops implementations
Jaroslav Hajek <highegg@gmail.com>
parents:
9553
diff
changeset
|
899 NDND_CMP_OPS (NDArray, NDArray) |
|
9550
3d6a9aea2aea
refactor binary & bool ops in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents:
9523
diff
changeset
|
900 NDND_BOOL_OPS (NDArray, NDArray) |
| 4543 | 901 |
|
9743
26abff55f6fe
optimize bsxfun for common built-in operations
Jaroslav Hajek <highegg@gmail.com>
parents:
9732
diff
changeset
|
902 BSXFUN_STDOP_DEFS_MXLOOP (NDArray) |
|
26abff55f6fe
optimize bsxfun for common built-in operations
Jaroslav Hajek <highegg@gmail.com>
parents:
9732
diff
changeset
|
903 BSXFUN_STDREL_DEFS_MXLOOP (NDArray) |
|
26abff55f6fe
optimize bsxfun for common built-in operations
Jaroslav Hajek <highegg@gmail.com>
parents:
9732
diff
changeset
|
904 |
|
9827
c15a5ed0da58
optimize bsxfun (@power, ...)
Jaroslav Hajek <highegg@gmail.com>
parents:
9812
diff
changeset
|
905 BSXFUN_OP_DEF_MXLOOP (pow, NDArray, mx_inline_pow) |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11523
diff
changeset
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906 BSXFUN_OP2_DEF_MXLOOP (pow, ComplexNDArray, ComplexNDArray, |
|
9827
c15a5ed0da58
optimize bsxfun (@power, ...)
Jaroslav Hajek <highegg@gmail.com>
parents:
9812
diff
changeset
|
907 NDArray, mx_inline_pow) |
|
13005
4061106b1c4b
Enable automatic bsxfun for power operators
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
11586
diff
changeset
|
908 BSXFUN_OP2_DEF_MXLOOP (pow, ComplexNDArray, NDArray, |
|
4061106b1c4b
Enable automatic bsxfun for power operators
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
11586
diff
changeset
|
909 ComplexNDArray, mx_inline_pow) |