Mercurial > octave-nkf
annotate libinterp/corefcn/ls-mat4.cc @ 20587:f90c8372b7ba
eliminate many more simple uses of error_state
* Cell.cc, __ichol__.cc, __ilu__.cc, balance.cc, bsxfun.cc, colloc.cc,
det.cc, dlmread.cc, dynamic-ld.cc, eig.cc, fft.cc, fft2.cc, fftn.cc,
gcd.cc, getgrent.cc, getpwent.cc, givens.cc, hess.cc, input.cc,
levenshtein.cc, load-path.cc, lookup.cc, ls-mat-ascii.cc, ls-mat4.cc,
lsode.cc, lu.cc, max.cc, md5sum.cc, mex.cc, pager.cc, pinv.cc,
pr-output.cc, qz.cc, schur.cc, sparse.cc, sqrtm.cc, str2double.cc,
strfns.cc, sub2ind.cc, sysdep.cc, time.cc, toplev.cc, tril.cc,
tsearch.cc, typecast.cc, __init_gnuplot__.cc, __magick_read__.cc,
__osmesa_print__.cc, amd.cc, audiodevinfo.cc, dmperm.cc, fftw.cc,
symrcm.cc, ov-base-diag.cc, ov-base-sparse.cc, ov-base.cc,
ov-bool-sparse.cc, ov-builtin.cc, ov-complex.cc, ov-cx-diag.cc,
ov-cx-mat.cc, ov-cx-sparse.cc, ov-fcn-handle.cc, ov-fcn-inline.cc,
ov-float.cc, ov-flt-complex.cc, ov-flt-cx-diag.cc, ov-flt-cx-mat.cc,
ov-flt-re-diag.cc, ov-flt-re-mat.cc, ov-lazy-idx.cc, ov-mex-fcn.cc,
ov-perm.cc, ov-range.cc, ov-re-diag.cc, ov-re-mat.cc, ov-re-sparse.cc,
ov-scalar.cc, ov-str-mat.cc, op-bm-b.cc, op-bm-bm.cc, op-sbm-b.cc,
op-sbm-bm.cc, op-str-m.cc, op-str-s.cc, oct-parse.in.yy, pt-cbinop.cc,
pt-colon.cc, pt-decl.cc, pt-exp.cc, pt-id.cc, pt-misc.cc,
pt-select.cc, pt-unop.cc: Eliminate simple uses of error_state.
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Mon, 05 Oct 2015 19:29:36 -0400 |
| parents | 00cf2847355d |
| children |
| rev | line source |
|---|---|
| 4634 | 1 /* |
| 2 | |
|
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3 Copyright (C) 1996-2015 John W. Eaton |
| 4634 | 4 |
| 5 This file is part of Octave. | |
| 6 | |
| 7 Octave is free software; you can redistribute it and/or modify it | |
| 8 under the terms of the GNU General Public License as published by the | |
| 7016 | 9 Free Software Foundation; either version 3 of the License, or (at your |
| 10 option) any later version. | |
| 4634 | 11 |
| 12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
| 7016 | 18 along with Octave; see the file COPYING. If not, see |
| 19 <http://www.gnu.org/licenses/>. | |
| 4634 | 20 |
| 21 */ | |
| 22 | |
| 23 #ifdef HAVE_CONFIG_H | |
| 24 #include <config.h> | |
| 25 #endif | |
| 26 | |
| 27 #include <cfloat> | |
| 28 #include <cstring> | |
| 29 #include <cctype> | |
| 30 | |
| 31 #include <fstream> | |
| 32 #include <iomanip> | |
| 33 #include <iostream> | |
| 34 #include <string> | |
| 4726 | 35 #include <vector> |
| 4634 | 36 |
| 37 #include "byte-swap.h" | |
| 38 #include "data-conv.h" | |
| 39 #include "file-ops.h" | |
| 40 #include "glob-match.h" | |
| 41 #include "lo-mappers.h" | |
| 42 #include "mach-info.h" | |
| 43 #include "oct-env.h" | |
| 44 #include "oct-time.h" | |
| 45 #include "quit.h" | |
| 46 #include "str-vec.h" | |
|
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47 #include "oct-locbuf.h" |
| 4634 | 48 |
| 49 #include "Cell.h" | |
| 50 #include "defun.h" | |
| 51 #include "error.h" | |
| 52 #include "gripes.h" | |
| 53 #include "load-save.h" | |
| 54 #include "oct-obj.h" | |
| 55 #include "oct-map.h" | |
| 56 #include "ov-cell.h" | |
| 57 #include "pager.h" | |
| 58 #include "pt-exp.h" | |
| 59 #include "sysdep.h" | |
| 60 #include "unwind-prot.h" | |
| 61 #include "utils.h" | |
| 62 #include "variables.h" | |
| 63 #include "version.h" | |
| 64 #include "dMatrix.h" | |
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65 #include "dSparse.h" |
| 4634 | 66 |
| 67 #include "ls-mat4.h" | |
| 68 | |
| 69 // Read LEN elements of data from IS in the format specified by | |
| 70 // PRECISION, placing the result in DATA. If SWAP is TRUE, swap | |
| 71 // the bytes of each element before copying to DATA. FLT_FMT | |
| 72 // specifies the format of the data if we are reading floating point | |
| 73 // numbers. | |
| 74 | |
| 75 static void | |
| 76 read_mat_binary_data (std::istream& is, double *data, int precision, | |
|
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77 int len, bool swap, |
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78 oct_mach_info::float_format flt_fmt) |
| 4634 | 79 { |
| 80 switch (precision) | |
| 81 { | |
| 82 case 0: | |
| 83 read_doubles (is, data, LS_DOUBLE, len, swap, flt_fmt); | |
| 84 break; | |
| 85 | |
| 86 case 1: | |
| 87 read_doubles (is, data, LS_FLOAT, len, swap, flt_fmt); | |
| 88 break; | |
| 89 | |
| 90 case 2: | |
| 91 read_doubles (is, data, LS_INT, len, swap, flt_fmt); | |
| 92 break; | |
| 93 | |
| 94 case 3: | |
| 95 read_doubles (is, data, LS_SHORT, len, swap, flt_fmt); | |
| 96 break; | |
| 97 | |
| 98 case 4: | |
| 99 read_doubles (is, data, LS_U_SHORT, len, swap, flt_fmt); | |
| 100 break; | |
| 101 | |
| 102 case 5: | |
| 103 read_doubles (is, data, LS_U_CHAR, len, swap, flt_fmt); | |
| 104 break; | |
| 105 | |
| 106 default: | |
| 107 break; | |
| 108 } | |
| 109 } | |
| 110 | |
| 111 int | |
|
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112 read_mat_file_header (std::istream& is, bool& swap, int32_t& mopt, |
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113 int32_t& nr, int32_t& nc, |
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114 int32_t& imag, int32_t& len, |
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115 int quiet) |
| 4634 | 116 { |
| 117 swap = false; | |
| 118 | |
| 119 // We expect to fail here, at the beginning of a record, so not | |
| 120 // being able to read another mopt value should not result in an | |
| 121 // error. | |
| 122 | |
| 5760 | 123 is.read (reinterpret_cast<char *> (&mopt), 4); |
| 4634 | 124 if (! is) |
| 125 return 1; | |
| 126 | |
| 5760 | 127 if (! is.read (reinterpret_cast<char *> (&nr), 4)) |
| 4634 | 128 goto data_read_error; |
| 129 | |
| 5760 | 130 if (! is.read (reinterpret_cast<char *> (&nc), 4)) |
| 4634 | 131 goto data_read_error; |
| 132 | |
| 5760 | 133 if (! is.read (reinterpret_cast<char *> (&imag), 4)) |
| 4634 | 134 goto data_read_error; |
| 135 | |
| 5760 | 136 if (! is.read (reinterpret_cast<char *> (&len), 4)) |
| 4634 | 137 goto data_read_error; |
| 138 | |
| 139 // If mopt is nonzero and the byte order is swapped, mopt will be | |
| 140 // bigger than we expect, so we swap bytes. | |
| 141 // | |
| 142 // If mopt is zero, it means the file was written on a little endian | |
| 143 // machine, and we only need to swap if we are running on a big endian | |
| 144 // machine. | |
| 145 // | |
| 146 // Gag me. | |
| 147 | |
| 148 if (oct_mach_info::words_big_endian () && mopt == 0) | |
| 149 swap = true; | |
| 150 | |
| 151 // mopt is signed, therefore byte swap may result in negative value. | |
| 152 | |
| 153 if (mopt > 9999 || mopt < 0) | |
| 154 swap = true; | |
| 155 | |
| 156 if (swap) | |
| 157 { | |
| 4944 | 158 swap_bytes<4> (&mopt); |
| 159 swap_bytes<4> (&nr); | |
| 160 swap_bytes<4> (&nc); | |
| 161 swap_bytes<4> (&imag); | |
| 162 swap_bytes<4> (&len); | |
| 4634 | 163 } |
| 164 | |
| 165 if (mopt > 9999 || mopt < 0 || imag > 1 || imag < 0) | |
| 166 { | |
| 167 if (! quiet) | |
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168 error ("load: can't read binary file"); |
| 4634 | 169 return -1; |
| 170 } | |
| 171 | |
| 172 return 0; | |
| 173 | |
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174 data_read_error: |
| 4634 | 175 return -1; |
| 176 } | |
| 177 | |
| 178 // We don't just use a cast here, because we need to be able to detect | |
| 179 // possible errors. | |
| 180 | |
| 181 oct_mach_info::float_format | |
| 182 mopt_digit_to_float_format (int mach) | |
| 183 { | |
| 184 oct_mach_info::float_format flt_fmt = oct_mach_info::flt_fmt_unknown; | |
| 185 | |
| 186 switch (mach) | |
| 187 { | |
| 188 case 0: | |
| 189 flt_fmt = oct_mach_info::flt_fmt_ieee_little_endian; | |
| 190 break; | |
| 191 | |
| 192 case 1: | |
| 193 flt_fmt = oct_mach_info::flt_fmt_ieee_big_endian; | |
| 194 break; | |
| 195 | |
| 196 case 2: | |
| 197 case 3: | |
| 198 case 4: | |
| 199 default: | |
| 200 flt_fmt = oct_mach_info::flt_fmt_unknown; | |
| 201 break; | |
| 202 } | |
| 203 | |
| 204 return flt_fmt; | |
| 205 } | |
| 206 | |
| 207 int | |
| 208 float_format_to_mopt_digit (oct_mach_info::float_format flt_fmt) | |
| 209 { | |
| 210 int retval = -1; | |
| 211 | |
| 212 switch (flt_fmt) | |
| 213 { | |
| 214 case oct_mach_info::flt_fmt_ieee_little_endian: | |
| 215 retval = 0; | |
| 216 break; | |
| 217 | |
| 218 case oct_mach_info::flt_fmt_ieee_big_endian: | |
| 219 retval = 1; | |
| 220 break; | |
| 221 | |
| 222 default: | |
| 223 break; | |
| 224 } | |
| 225 | |
| 226 return retval; | |
| 227 } | |
| 228 | |
| 229 // Extract one value (scalar, matrix, string, etc.) from stream IS and | |
| 230 // place it in TC, returning the name of the variable. | |
| 231 // | |
| 232 // The data is expected to be in Matlab version 4 .mat format, though | |
| 233 // not all the features of that format are supported. | |
| 234 // | |
| 235 // FILENAME is used for error messages. | |
| 236 // | |
| 237 // This format provides no way to tag the data as global. | |
| 238 | |
| 239 std::string | |
| 240 read_mat_binary_data (std::istream& is, const std::string& filename, | |
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241 octave_value& tc) |
| 4634 | 242 { |
| 243 std::string retval; | |
| 244 | |
| 245 // These are initialized here instead of closer to where they are | |
| 246 // first used to avoid errors from gcc about goto crossing | |
| 247 // initialization of variable. | |
| 248 | |
| 249 Matrix re; | |
| 250 oct_mach_info::float_format flt_fmt = oct_mach_info::flt_fmt_unknown; | |
| 251 bool swap = false; | |
| 252 int type = 0; | |
| 253 int prec = 0; | |
| 254 int order = 0; | |
| 255 int mach = 0; | |
| 256 int dlen = 0; | |
| 257 | |
| 5828 | 258 int32_t mopt, nr, nc, imag, len; |
| 4634 | 259 |
| 260 int err = read_mat_file_header (is, swap, mopt, nr, nc, imag, len); | |
| 261 if (err) | |
| 262 { | |
| 263 if (err < 0) | |
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264 goto data_read_error; |
| 4634 | 265 else |
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266 return retval; |
| 4634 | 267 } |
| 268 | |
| 269 type = mopt % 10; // Full, sparse, etc. | |
| 270 mopt /= 10; // Eliminate first digit. | |
| 271 prec = mopt % 10; // double, float, int, etc. | |
| 272 mopt /= 10; // Eliminate second digit. | |
| 273 order = mopt % 10; // Row or column major ordering. | |
| 274 mopt /= 10; // Eliminate third digit. | |
| 275 mach = mopt % 10; // IEEE, VAX, etc. | |
| 276 | |
| 277 flt_fmt = mopt_digit_to_float_format (mach); | |
| 278 | |
| 279 if (flt_fmt == oct_mach_info::flt_fmt_unknown) | |
| 280 { | |
| 281 error ("load: unrecognized binary format!"); | |
| 282 return retval; | |
| 283 } | |
| 284 | |
| 285 if (imag && type == 1) | |
| 286 { | |
| 287 error ("load: encountered complex matrix with string flag set!"); | |
| 288 return retval; | |
| 289 } | |
| 290 | |
| 291 // LEN includes the terminating character, and the file is also | |
| 292 // supposed to include it, but apparently not all files do. Either | |
| 293 // way, I think this should work. | |
| 294 | |
| 295 { | |
| 296 OCTAVE_LOCAL_BUFFER (char, name, len+1); | |
| 297 name[len] = '\0'; | |
| 5760 | 298 if (! is.read (name, len)) |
| 4634 | 299 goto data_read_error; |
| 300 retval = name; | |
| 301 | |
| 302 dlen = nr * nc; | |
| 303 if (dlen < 0) | |
| 304 goto data_read_error; | |
| 305 | |
| 306 if (order) | |
| 307 { | |
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308 octave_idx_type tmp = nr; |
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309 nr = nc; |
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310 nc = tmp; |
| 4634 | 311 } |
| 312 | |
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313 if (type == 2) |
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314 { |
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315 if (nc == 4) |
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316 { |
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317 octave_idx_type nr_new, nc_new; |
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318 Array<Complex> data (dim_vector (1, nr - 1)); |
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319 Array<octave_idx_type> c (dim_vector (1, nr - 1)); |
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320 Array<octave_idx_type> r (dim_vector (1, nr - 1)); |
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321 OCTAVE_LOCAL_BUFFER (double, dtmp, nr); |
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322 OCTAVE_LOCAL_BUFFER (double, ctmp, nr); |
| 4634 | 323 |
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324 read_mat_binary_data (is, dtmp, prec, nr, swap, flt_fmt); |
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325 for (octave_idx_type i = 0; i < nr - 1; i++) |
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326 r.xelem (i) = dtmp[i] - 1; |
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327 nr_new = dtmp[nr - 1]; |
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328 read_mat_binary_data (is, dtmp, prec, nr, swap, flt_fmt); |
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329 for (octave_idx_type i = 0; i < nr - 1; i++) |
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330 c.xelem (i) = dtmp[i] - 1; |
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331 nc_new = dtmp[nr - 1]; |
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332 read_mat_binary_data (is, dtmp, prec, nr - 1, swap, flt_fmt); |
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333 read_mat_binary_data (is, ctmp, prec, 1, swap, flt_fmt); |
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334 read_mat_binary_data (is, ctmp, prec, nr - 1, swap, flt_fmt); |
| 4634 | 335 |
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336 for (octave_idx_type i = 0; i < nr - 1; i++) |
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337 data.xelem (i) = Complex (dtmp[i], ctmp[i]); |
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338 read_mat_binary_data (is, ctmp, prec, 1, swap, flt_fmt); |
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339 |
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340 SparseComplexMatrix smc = SparseComplexMatrix (data, r, c, |
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341 nr_new, nc_new); |
| 4634 | 342 |
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343 tc = order ? smc.transpose () : smc; |
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344 } |
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345 else |
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346 { |
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347 octave_idx_type nr_new, nc_new; |
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348 Array<double> data (dim_vector (1, nr - 1)); |
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349 Array<octave_idx_type> c (dim_vector (1, nr - 1)); |
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350 Array<octave_idx_type> r (dim_vector (1, nr - 1)); |
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351 OCTAVE_LOCAL_BUFFER (double, dtmp, nr); |
| 4634 | 352 |
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353 read_mat_binary_data (is, dtmp, prec, nr, swap, flt_fmt); |
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354 for (octave_idx_type i = 0; i < nr - 1; i++) |
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355 r.xelem (i) = dtmp[i] - 1; |
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356 nr_new = dtmp[nr - 1]; |
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357 read_mat_binary_data (is, dtmp, prec, nr, swap, flt_fmt); |
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358 for (octave_idx_type i = 0; i < nr - 1; i++) |
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359 c.xelem (i) = dtmp[i] - 1; |
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360 nc_new = dtmp[nr - 1]; |
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361 read_mat_binary_data (is, data.fortran_vec (), prec, nr - 1, |
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362 swap, flt_fmt); |
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363 read_mat_binary_data (is, dtmp, prec, 1, swap, flt_fmt); |
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364 |
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365 SparseMatrix sm = SparseMatrix (data, r, c, nr_new, nc_new); |
| 4634 | 366 |
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367 tc = order ? sm.transpose () : sm; |
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368 } |
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369 } |
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370 else |
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371 { |
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372 re.resize (nr, nc); |
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373 |
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374 read_mat_binary_data (is, re.fortran_vec (), prec, dlen, swap, flt_fmt); |
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375 |
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376 if (! is) |
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377 { |
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378 error ("load: reading matrix data for '%s'", name); |
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379 goto data_read_error; |
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380 } |
| 4634 | 381 |
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382 if (imag) |
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383 { |
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384 Matrix im (nr, nc); |
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385 |
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386 read_mat_binary_data (is, im.fortran_vec (), prec, dlen, swap, |
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387 flt_fmt); |
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388 |
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389 if (! is) |
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390 { |
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391 error ("load: reading imaginary matrix data for '%s'", name); |
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392 goto data_read_error; |
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393 } |
| 4634 | 394 |
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395 ComplexMatrix ctmp (nr, nc); |
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396 |
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397 for (octave_idx_type j = 0; j < nc; j++) |
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398 for (octave_idx_type i = 0; i < nr; i++) |
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399 ctmp (i, j) = Complex (re (i, j), im (i, j)); |
| 4634 | 400 |
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401 tc = order ? ctmp.transpose () : ctmp; |
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402 } |
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403 else |
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404 tc = order ? re.transpose () : re; |
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405 |
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406 if (type == 1) |
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407 tc = tc.convert_to_str (false, true, '\''); |
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408 } |
| 4634 | 409 |
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410 return retval; |
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411 } |
| 4634 | 412 |
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413 data_read_error: |
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414 error ("load: trouble reading binary file '%s'", filename.c_str ()); |
| 4634 | 415 return retval; |
| 416 } | |
| 417 | |
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418 // Save the data from TC along with the corresponding NAME on stream OS |
| 4634 | 419 // in the MatLab version 4 binary format. |
| 420 | |
| 421 bool | |
| 422 save_mat_binary_data (std::ostream& os, const octave_value& tc, | |
|
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423 const std::string& name) |
| 4634 | 424 { |
| 5828 | 425 int32_t mopt = 0; |
| 4634 | 426 |
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427 mopt += tc.is_sparse_type () ? 2 : tc.is_string () ? 1 : 0; |
| 4634 | 428 |
| 429 oct_mach_info::float_format flt_fmt = | |
| 430 oct_mach_info::native_float_format ();; | |
| 431 | |
| 432 mopt += 1000 * float_format_to_mopt_digit (flt_fmt); | |
| 433 | |
| 5760 | 434 os.write (reinterpret_cast<char *> (&mopt), 4); |
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435 |
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436 octave_idx_type len; |
| 5828 | 437 int32_t nr = tc.rows (); |
| 4634 | 438 |
| 5828 | 439 int32_t nc = tc.columns (); |
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440 |
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441 if (tc.is_sparse_type ()) |
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442 { |
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443 len = tc.nnz (); |
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444 uint32_t nnz = len + 1; |
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445 os.write (reinterpret_cast<char *> (&nnz), 4); |
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446 |
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447 uint32_t iscmplx = tc.is_complex_type () ? 4 : 3; |
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448 os.write (reinterpret_cast<char *> (&iscmplx), 4); |
| 4634 | 449 |
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450 uint32_t tmp = 0; |
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451 os.write (reinterpret_cast<char *> (&tmp), 4); |
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452 } |
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453 else |
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454 { |
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455 os.write (reinterpret_cast<char *> (&nr), 4); |
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456 os.write (reinterpret_cast<char *> (&nc), 4); |
| 4634 | 457 |
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458 int32_t imag = tc.is_complex_type () ? 1 : 0; |
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459 os.write (reinterpret_cast<char *> (&imag), 4); |
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460 |
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461 len = nr * nc; |
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462 } |
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463 |
| 4634 | 464 // LEN includes the terminating character, and the file is also |
| 465 // supposed to include it. | |
| 466 | |
| 5828 | 467 int32_t name_len = name.length () + 1; |
| 4634 | 468 |
| 5760 | 469 os.write (reinterpret_cast<char *> (&name_len), 4); |
| 4634 | 470 os << name << '\0'; |
| 471 | |
| 472 if (tc.is_string ()) | |
| 473 { | |
|
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474 unwind_protect frame; |
| 4634 | 475 |
| 476 charMatrix chm = tc.char_matrix_value (); | |
| 477 | |
| 5275 | 478 octave_idx_type nrow = chm.rows (); |
| 479 octave_idx_type ncol = chm.cols (); | |
|
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480 |
| 4634 | 481 OCTAVE_LOCAL_BUFFER (double, buf, ncol*nrow); |
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482 |
| 5275 | 483 for (octave_idx_type i = 0; i < nrow; i++) |
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484 { |
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485 std::string tstr = chm.row_as_string (i); |
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486 const char *s = tstr.data (); |
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487 |
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488 for (octave_idx_type j = 0; j < ncol; j++) |
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489 buf[j*nrow+i] = static_cast<double> (*s++ & 0x00FF); |
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490 } |
|
18725
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491 std::streamsize n_bytes = static_cast<std::streamsize> (nrow) * |
|
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|
492 static_cast<std::streamsize> (ncol) * |
|
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493 sizeof (double); |
|
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494 os.write (reinterpret_cast<char *> (buf), n_bytes); |
| 4634 | 495 } |
| 496 else if (tc.is_range ()) | |
| 497 { | |
| 498 Range r = tc.range_value (); | |
| 499 double base = r.base (); | |
| 500 double inc = r.inc (); | |
|
20263
00cf2847355d
Deprecate Array::nelem() and Range::nelem() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
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501 octave_idx_type nel = r.numel (); |
| 5275 | 502 for (octave_idx_type i = 0; i < nel; i++) |
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503 { |
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504 double x = base + i * inc; |
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505 os.write (reinterpret_cast<char *> (&x), 8); |
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506 } |
| 4634 | 507 } |
| 508 else if (tc.is_real_scalar ()) | |
| 509 { | |
| 510 double tmp = tc.double_value (); | |
| 5760 | 511 os.write (reinterpret_cast<char *> (&tmp), 8); |
| 4634 | 512 } |
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513 else if (tc.is_sparse_type ()) |
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514 { |
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515 double ds; |
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516 OCTAVE_LOCAL_BUFFER (double, dtmp, len); |
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517 if (tc.is_complex_matrix ()) |
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518 { |
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519 SparseComplexMatrix m = tc.sparse_complex_matrix_value (); |
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520 |
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521 for (octave_idx_type i = 0; i < len; i++) |
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522 dtmp[i] = m.ridx (i) + 1; |
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523 std::streamsize n_bytes = 8 * static_cast<std::streamsize> (len); |
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524 os.write (reinterpret_cast<const char *> (dtmp), n_bytes); |
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525 ds = nr; |
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526 os.write (reinterpret_cast<const char *> (&ds), 8); |
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527 |
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528 octave_idx_type ii = 0; |
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529 for (octave_idx_type j = 0; j < nc; j++) |
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530 for (octave_idx_type i = m.cidx (j); i < m.cidx (j+1); i++) |
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531 dtmp[ii++] = j + 1; |
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532 os.write (reinterpret_cast<const char *> (dtmp), n_bytes); |
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533 ds = nc; |
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534 os.write (reinterpret_cast<const char *> (&ds), 8); |
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535 |
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536 for (octave_idx_type i = 0; i < len; i++) |
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537 dtmp[i] = std::real (m.data (i)); |
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538 os.write (reinterpret_cast<const char *> (dtmp), n_bytes); |
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539 ds = 0.; |
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540 os.write (reinterpret_cast<const char *> (&ds), 8); |
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541 |
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542 for (octave_idx_type i = 0; i < len; i++) |
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543 dtmp[i] = std::imag (m.data (i)); |
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544 os.write (reinterpret_cast<const char *> (dtmp), n_bytes); |
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545 os.write (reinterpret_cast<const char *> (&ds), 8); |
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546 } |
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547 else |
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548 { |
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549 SparseMatrix m = tc.sparse_matrix_value (); |
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550 |
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551 for (octave_idx_type i = 0; i < len; i++) |
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552 dtmp[i] = m.ridx (i) + 1; |
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553 std::streamsize n_bytes = 8 * static_cast<std::streamsize> (len); |
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554 os.write (reinterpret_cast<const char *> (dtmp), n_bytes); |
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555 ds = nr; |
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556 os.write (reinterpret_cast<const char *> (&ds), 8); |
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557 |
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558 octave_idx_type ii = 0; |
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559 for (octave_idx_type j = 0; j < nc; j++) |
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560 for (octave_idx_type i = m.cidx (j); i < m.cidx (j+1); i++) |
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561 dtmp[ii++] = j + 1; |
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562 os.write (reinterpret_cast<const char *> (dtmp), n_bytes); |
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563 ds = nc; |
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564 os.write (reinterpret_cast<const char *> (&ds), 8); |
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565 |
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566 os.write (reinterpret_cast<const char *> (m.data ()), n_bytes); |
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567 ds = 0.; |
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568 os.write (reinterpret_cast<const char *> (&ds), 8); |
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569 } |
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570 } |
| 4634 | 571 else if (tc.is_real_matrix ()) |
| 572 { | |
| 573 Matrix m = tc.matrix_value (); | |
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574 std::streamsize n_bytes = 8 * static_cast<std::streamsize> (len); |
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575 os.write (reinterpret_cast<const char *> (m.data ()), n_bytes); |
| 4634 | 576 } |
| 577 else if (tc.is_complex_scalar ()) | |
| 578 { | |
| 579 Complex tmp = tc.complex_value (); | |
| 5760 | 580 os.write (reinterpret_cast<char *> (&tmp), 16); |
| 4634 | 581 } |
| 582 else if (tc.is_complex_matrix ()) | |
| 583 { | |
| 584 ComplexMatrix m_cmplx = tc.complex_matrix_value (); | |
| 585 Matrix m = ::real (m_cmplx); | |
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586 std::streamsize n_bytes = 8 * static_cast<std::streamsize> (len); |
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587 os.write (reinterpret_cast<const char *> (m.data ()), n_bytes); |
| 4634 | 588 m = ::imag (m_cmplx); |
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589 os.write (reinterpret_cast<const char *> (m.data ()), n_bytes); |
| 4634 | 590 } |
| 591 else | |
| 592 gripe_wrong_type_arg ("save", tc, false); | |
| 593 | |
|
18384
bd9d34f28b0f
Use std::ostream::fail instead of unsafe implicit bool conversion (bug #41335)
Mike Miller <mtmiller@ieee.org>
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594 return ! os.fail (); |
| 4634 | 595 } |