Mercurial > hg > octave-lyh
annotate src/ov-cx-mat.cc @ 9881:b3089dba88bf
Remove HDF5 cruft for older versions of HDF5
| author | Kacper Kowalik |
|---|---|
| date | Sat, 28 Nov 2009 14:00:56 +0100 |
| parents | 8d9e4752441a |
| children | ac69e6f4b33d |
| rev | line source |
|---|---|
| 2376 | 1 /* |
| 2 | |
| 7017 | 3 Copyright (C) 1996, 1997, 1998, 2000, 2001, 2002, 2003, 2004, 2005, |
| 8920 | 4 2006, 2007, 2008, 2009 John W. Eaton |
| 2376 | 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. | |
| 2376 | 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/>. | |
| 2376 | 21 |
| 22 */ | |
| 23 | |
| 24 #ifdef HAVE_CONFIG_H | |
| 25 #include <config.h> | |
| 26 #endif | |
| 27 | |
| 3503 | 28 #include <iostream> |
| 4726 | 29 #include <vector> |
| 2901 | 30 |
| 4944 | 31 #include "data-conv.h" |
| 2376 | 32 #include "lo-ieee.h" |
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33 #include "lo-specfun.h" |
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34 #include "lo-mappers.h" |
| 2376 | 35 #include "mx-base.h" |
| 4944 | 36 #include "mach-info.h" |
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37 #include "oct-locbuf.h" |
| 2376 | 38 |
| 39 #include "gripes.h" | |
| 40 #include "oct-obj.h" | |
| 4944 | 41 #include "oct-stream.h" |
| 2410 | 42 #include "ops.h" |
| 3219 | 43 #include "ov-base.h" |
| 44 #include "ov-base-mat.h" | |
| 45 #include "ov-base-mat.cc" | |
| 2410 | 46 #include "ov-complex.h" |
| 2376 | 47 #include "ov-cx-mat.h" |
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48 #include "ov-flt-cx-mat.h" |
| 2410 | 49 #include "ov-re-mat.h" |
| 50 #include "ov-scalar.h" | |
| 2376 | 51 #include "pr-output.h" |
| 52 | |
| 4687 | 53 #include "byte-swap.h" |
| 54 #include "ls-oct-ascii.h" | |
| 55 #include "ls-hdf5.h" | |
| 56 #include "ls-utils.h" | |
| 57 | |
| 4513 | 58 template class octave_base_matrix<ComplexNDArray>; |
| 2376 | 59 |
| 3219 | 60 DEFINE_OCTAVE_ALLOCATOR (octave_complex_matrix); |
| 2477 | 61 |
| 4612 | 62 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_complex_matrix, |
| 63 "complex matrix", "double"); | |
| 2376 | 64 |
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65 static octave_base_value * |
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66 default_numeric_demotion_function (const octave_base_value& a) |
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67 { |
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68 CAST_CONV_ARG (const octave_complex_matrix&); |
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69 |
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70 return new octave_float_complex_matrix (v.float_complex_matrix_value ()); |
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71 } |
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72 |
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73 octave_base_value::type_conv_info |
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74 octave_complex_matrix::numeric_demotion_function (void) const |
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75 { |
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76 return octave_base_value::type_conv_info(default_numeric_demotion_function, |
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77 octave_float_complex_matrix::static_type_id ()); |
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78 } |
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79 |
| 5759 | 80 octave_base_value * |
| 2410 | 81 octave_complex_matrix::try_narrowing_conversion (void) |
| 82 { | |
| 5759 | 83 octave_base_value *retval = 0; |
| 2410 | 84 |
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85 if (matrix.numel () == 1) |
| 4513 | 86 { |
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87 Complex c = matrix (0); |
| 2410 | 88 |
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89 if (std::imag (c) == 0.0) |
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90 retval = new octave_scalar (std::real (c)); |
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91 else |
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92 retval = new octave_complex (c); |
| 2410 | 93 } |
| 4923 | 94 else if (matrix.all_elements_are_real ()) |
| 95 retval = new octave_matrix (::real (matrix)); | |
| 2410 | 96 |
| 97 return retval; | |
| 98 } | |
| 2376 | 99 |
| 100 double | |
| 101 octave_complex_matrix::double_value (bool force_conversion) const | |
| 102 { | |
| 4102 | 103 double retval = lo_ieee_nan_value (); |
| 2376 | 104 |
| 5781 | 105 if (! force_conversion) |
| 106 gripe_implicit_conversion ("Octave:imag-to-real", | |
| 107 "complex matrix", "real scalar"); | |
| 2376 | 108 |
| 4455 | 109 if (rows () > 0 && columns () > 0) |
| 110 { | |
| 5781 | 111 gripe_implicit_conversion ("Octave:array-as-scalar", |
| 112 "complex matrix", "real scalar"); | |
| 4455 | 113 |
| 114 retval = std::real (matrix (0, 0)); | |
| 115 } | |
| 2376 | 116 else |
| 117 gripe_invalid_conversion ("complex matrix", "real scalar"); | |
| 118 | |
| 119 return retval; | |
| 120 } | |
| 121 | |
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122 float |
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123 octave_complex_matrix::float_value (bool force_conversion) const |
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124 { |
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125 float retval = lo_ieee_float_nan_value (); |
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126 |
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127 if (! force_conversion) |
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128 gripe_implicit_conversion ("Octave:imag-to-real", |
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129 "complex matrix", "real scalar"); |
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130 |
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131 if (rows () > 0 && columns () > 0) |
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132 { |
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133 gripe_implicit_conversion ("Octave:array-as-scalar", |
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134 "complex matrix", "real scalar"); |
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135 |
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136 retval = std::real (matrix (0, 0)); |
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137 } |
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138 else |
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139 gripe_invalid_conversion ("complex matrix", "real scalar"); |
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140 |
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141 return retval; |
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142 } |
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143 |
| 2376 | 144 Matrix |
| 145 octave_complex_matrix::matrix_value (bool force_conversion) const | |
| 146 { | |
| 147 Matrix retval; | |
| 148 | |
| 5781 | 149 if (! force_conversion) |
| 150 gripe_implicit_conversion ("Octave:imag-to-real", | |
| 151 "complex matrix", "real matrix"); | |
| 2376 | 152 |
| 4513 | 153 retval = ::real (matrix.matrix_value ()); |
| 2376 | 154 |
| 155 return retval; | |
| 156 } | |
| 157 | |
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158 FloatMatrix |
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159 octave_complex_matrix::float_matrix_value (bool force_conversion) const |
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160 { |
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161 FloatMatrix retval; |
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162 |
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163 if (! force_conversion) |
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164 gripe_implicit_conversion ("Octave:imag-to-real", |
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165 "complex matrix", "real matrix"); |
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166 |
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167 retval = ::real (matrix.matrix_value ()); |
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168 |
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169 return retval; |
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170 } |
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171 |
| 2376 | 172 Complex |
| 173 octave_complex_matrix::complex_value (bool) const | |
| 174 { | |
| 4102 | 175 double tmp = lo_ieee_nan_value (); |
| 176 | |
| 177 Complex retval (tmp, tmp); | |
| 2376 | 178 |
| 4455 | 179 if (rows () > 0 && columns () > 0) |
| 180 { | |
| 5781 | 181 gripe_implicit_conversion ("Octave:array-as-scalar", |
| 182 "complex matrix", "complex scalar"); | |
| 4455 | 183 |
| 184 retval = matrix (0, 0); | |
| 185 } | |
| 2376 | 186 else |
| 187 gripe_invalid_conversion ("complex matrix", "complex scalar"); | |
| 188 | |
| 189 return retval; | |
| 190 } | |
| 191 | |
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192 FloatComplex |
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193 octave_complex_matrix::float_complex_value (bool) const |
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194 { |
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195 float tmp = lo_ieee_float_nan_value (); |
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196 |
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197 FloatComplex retval (tmp, tmp); |
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198 |
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199 if (rows () > 0 && columns () > 0) |
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200 { |
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201 gripe_implicit_conversion ("Octave:array-as-scalar", |
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202 "complex matrix", "complex scalar"); |
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203 |
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204 retval = matrix (0, 0); |
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205 } |
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206 else |
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207 gripe_invalid_conversion ("complex matrix", "complex scalar"); |
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208 |
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209 return retval; |
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210 } |
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211 |
| 2376 | 212 ComplexMatrix |
| 213 octave_complex_matrix::complex_matrix_value (bool) const | |
| 214 { | |
| 4513 | 215 return matrix.matrix_value (); |
| 2376 | 216 } |
| 217 | |
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218 FloatComplexMatrix |
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219 octave_complex_matrix::float_complex_matrix_value (bool) const |
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220 { |
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221 return FloatComplexMatrix (matrix.matrix_value ()); |
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222 } |
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223 |
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224 boolNDArray |
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225 octave_complex_matrix::bool_array_value (bool warn) const |
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226 { |
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227 if (matrix.any_element_is_nan ()) |
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228 error ("invalid conversion from NaN to logical"); |
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229 else if (warn && (! matrix.all_elements_are_real () |
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230 || real (matrix).any_element_not_one_or_zero ())) |
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231 gripe_logical_conversion (); |
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232 |
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233 return mx_el_ne (matrix, Complex (0.0)); |
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234 } |
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235 |
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236 charNDArray |
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237 octave_complex_matrix::char_array_value (bool frc_str_conv) const |
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238 { |
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239 charNDArray retval; |
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240 |
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241 if (! frc_str_conv) |
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242 gripe_implicit_conversion ("Octave:num-to-str", |
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243 "complex matrix", "string"); |
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244 else |
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245 { |
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246 retval = charNDArray (dims ()); |
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247 octave_idx_type nel = numel (); |
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248 |
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249 for (octave_idx_type i = 0; i < nel; i++) |
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250 retval.elem (i) = static_cast<char>(std::real (matrix.elem (i))); |
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251 } |
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252 |
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253 return retval; |
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254 } |
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255 |
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256 FloatComplexNDArray |
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257 octave_complex_matrix::float_complex_array_value (bool) const |
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258 { |
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259 return FloatComplexNDArray (matrix); |
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260 } |
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261 |
| 5164 | 262 SparseMatrix |
| 263 octave_complex_matrix::sparse_matrix_value (bool force_conversion) const | |
| 264 { | |
| 265 SparseMatrix retval; | |
| 266 | |
| 5781 | 267 if (! force_conversion) |
| 268 gripe_implicit_conversion ("Octave:imag-to-real", | |
| 269 "complex matrix", "real matrix"); | |
| 5164 | 270 |
| 271 retval = SparseMatrix (::real (matrix.matrix_value ())); | |
| 272 | |
| 273 return retval; | |
| 274 } | |
| 275 | |
| 276 SparseComplexMatrix | |
| 277 octave_complex_matrix::sparse_complex_matrix_value (bool) const | |
| 278 { | |
| 279 return SparseComplexMatrix (matrix.matrix_value ()); | |
| 280 } | |
| 281 | |
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282 octave_value |
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283 octave_complex_matrix::diag (octave_idx_type k) const |
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284 { |
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285 octave_value retval; |
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286 if (k == 0 && matrix.ndims () == 2 |
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287 && (matrix.rows () == 1 || matrix.columns () == 1)) |
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288 retval = ComplexDiagMatrix (DiagArray2<Complex> (matrix)); |
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289 else |
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290 retval = octave_base_matrix<ComplexNDArray>::diag (k); |
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291 |
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292 return retval; |
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293 } |
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294 |
| 4687 | 295 bool |
| 6974 | 296 octave_complex_matrix::save_ascii (std::ostream& os) |
| 4687 | 297 { |
| 298 dim_vector d = dims (); | |
| 299 if (d.length () > 2) | |
| 300 { | |
| 301 ComplexNDArray tmp = complex_array_value (); | |
| 302 | |
| 303 os << "# ndims: " << d.length () << "\n"; | |
| 304 | |
| 5275 | 305 for (int i = 0; i < d.length (); i++) |
| 4687 | 306 os << " " << d (i); |
| 307 | |
| 308 os << "\n" << tmp; | |
| 309 } | |
| 310 else | |
| 311 { | |
| 312 // Keep this case, rather than use generic code above for backward | |
| 313 // compatiability. Makes load_ascii much more complex!! | |
| 314 os << "# rows: " << rows () << "\n" | |
| 315 << "# columns: " << columns () << "\n"; | |
| 316 | |
| 5958 | 317 os << complex_matrix_value (); |
| 4687 | 318 } |
| 319 | |
| 320 return true; | |
| 321 } | |
| 322 | |
| 323 bool | |
| 324 octave_complex_matrix::load_ascii (std::istream& is) | |
| 325 { | |
| 326 bool success = true; | |
| 5099 | 327 |
| 328 string_vector keywords(2); | |
| 329 | |
| 330 keywords[0] = "ndims"; | |
| 331 keywords[1] = "rows"; | |
| 4687 | 332 |
| 5099 | 333 std::string kw; |
| 5275 | 334 octave_idx_type val = 0; |
| 5099 | 335 |
| 336 if (extract_keyword (is, keywords, kw, val, true)) | |
| 4687 | 337 { |
| 5099 | 338 if (kw == "ndims") |
| 4687 | 339 { |
| 5275 | 340 int mdims = static_cast<int> (val); |
| 4687 | 341 |
| 5099 | 342 if (mdims >= 0) |
| 4687 | 343 { |
| 5099 | 344 dim_vector dv; |
| 345 dv.resize (mdims); | |
| 4687 | 346 |
| 5099 | 347 for (int i = 0; i < mdims; i++) |
| 348 is >> dv(i); | |
| 4687 | 349 |
| 6717 | 350 if (is) |
| 351 { | |
| 352 ComplexNDArray tmp(dv); | |
| 353 | |
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354 is >> tmp; |
| 5099 | 355 |
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356 if (is) |
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357 matrix = tmp; |
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358 else |
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359 { |
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360 error ("load: failed to load matrix constant"); |
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361 success = false; |
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362 } |
| 6717 | 363 } |
| 364 else | |
| 4687 | 365 { |
| 6717 | 366 error ("load: failed to read dimensions"); |
| 4687 | 367 success = false; |
| 368 } | |
| 369 } | |
| 370 else | |
| 5099 | 371 { |
| 6717 | 372 error ("load: failed to extract number of dimensions"); |
| 5099 | 373 success = false; |
| 374 } | |
| 4687 | 375 } |
| 5099 | 376 else if (kw == "rows") |
| 4687 | 377 { |
| 5275 | 378 octave_idx_type nr = val; |
| 379 octave_idx_type nc = 0; | |
| 5099 | 380 |
| 381 if (nr >= 0 && extract_keyword (is, "columns", nc) && nc >= 0) | |
| 382 { | |
| 383 if (nr > 0 && nc > 0) | |
| 384 { | |
| 385 ComplexMatrix tmp (nr, nc); | |
| 386 is >> tmp; | |
| 6717 | 387 if (is) |
| 388 matrix = tmp; | |
| 389 else | |
| 5099 | 390 { |
| 391 error ("load: failed to load matrix constant"); | |
| 392 success = false; | |
| 393 } | |
| 394 } | |
| 395 else if (nr == 0 || nc == 0) | |
| 396 matrix = ComplexMatrix (nr, nc); | |
| 397 else | |
| 398 panic_impossible (); | |
| 399 } | |
| 400 else | |
| 401 { | |
| 402 error ("load: failed to extract number of rows and columns"); | |
| 403 success = false; | |
| 404 } | |
| 4687 | 405 } |
| 5099 | 406 else |
| 407 panic_impossible (); | |
| 408 } | |
| 409 else | |
| 410 { | |
| 411 error ("load: failed to extract number of rows and columns"); | |
| 412 success = false; | |
| 4687 | 413 } |
| 414 | |
| 415 return success; | |
| 416 } | |
| 417 | |
| 418 bool | |
| 419 octave_complex_matrix::save_binary (std::ostream& os, bool& save_as_floats) | |
| 420 { | |
| 421 dim_vector d = dims (); | |
| 422 if (d.length() < 1) | |
| 423 return false; | |
| 424 | |
| 425 // Use negative value for ndims to differentiate with old format!! | |
| 5828 | 426 int32_t tmp = - d.length(); |
| 5760 | 427 os.write (reinterpret_cast<char *> (&tmp), 4); |
| 5275 | 428 for (int i = 0; i < d.length (); i++) |
| 4687 | 429 { |
| 430 tmp = d(i); | |
| 5760 | 431 os.write (reinterpret_cast<char *> (&tmp), 4); |
| 4687 | 432 } |
| 433 | |
| 434 ComplexNDArray m = complex_array_value (); | |
| 435 save_type st = LS_DOUBLE; | |
| 436 if (save_as_floats) | |
| 437 { | |
| 438 if (m.too_large_for_float ()) | |
| 439 { | |
| 440 warning ("save: some values too large to save as floats --"); | |
| 441 warning ("save: saving as doubles instead"); | |
| 442 } | |
| 443 else | |
| 444 st = LS_FLOAT; | |
| 445 } | |
| 5775 | 446 else if (d.numel () > 4096) // FIXME -- make this configurable. |
| 4687 | 447 { |
| 448 double max_val, min_val; | |
| 449 if (m.all_integers (max_val, min_val)) | |
| 450 st = get_save_type (max_val, min_val); | |
| 451 } | |
| 452 | |
| 453 | |
| 454 const Complex *mtmp = m.data (); | |
| 5760 | 455 write_doubles (os, reinterpret_cast<const double *> (mtmp), st, 2 * d.numel ()); |
| 4687 | 456 |
| 457 return true; | |
| 458 } | |
| 459 | |
| 460 bool | |
| 461 octave_complex_matrix::load_binary (std::istream& is, bool swap, | |
| 462 oct_mach_info::float_format fmt) | |
| 463 { | |
| 464 char tmp; | |
| 5828 | 465 int32_t mdims; |
| 5760 | 466 if (! is.read (reinterpret_cast<char *> (&mdims), 4)) |
| 4687 | 467 return false; |
| 468 if (swap) | |
| 4944 | 469 swap_bytes<4> (&mdims); |
| 4687 | 470 if (mdims < 0) |
| 471 { | |
| 472 mdims = - mdims; | |
| 5828 | 473 int32_t di; |
| 4687 | 474 dim_vector dv; |
| 475 dv.resize (mdims); | |
| 476 | |
| 477 for (int i = 0; i < mdims; i++) | |
| 478 { | |
| 5760 | 479 if (! is.read (reinterpret_cast<char *> (&di), 4)) |
| 4687 | 480 return false; |
| 481 if (swap) | |
| 4944 | 482 swap_bytes<4> (&di); |
| 4687 | 483 dv(i) = di; |
| 484 } | |
| 485 | |
| 5157 | 486 // Convert an array with a single dimension to be a row vector. |
| 487 // Octave should never write files like this, other software | |
| 488 // might. | |
| 489 | |
| 490 if (mdims == 1) | |
| 491 { | |
| 492 mdims = 2; | |
| 493 dv.resize (mdims); | |
| 494 dv(1) = dv(0); | |
| 495 dv(0) = 1; | |
| 496 } | |
| 497 | |
| 5760 | 498 if (! is.read (reinterpret_cast<char *> (&tmp), 1)) |
| 4687 | 499 return false; |
| 500 | |
| 501 ComplexNDArray m(dv); | |
| 502 Complex *im = m.fortran_vec (); | |
| 5760 | 503 read_doubles (is, reinterpret_cast<double *> (im), |
| 504 static_cast<save_type> (tmp), 2 * dv.numel (), swap, fmt); | |
| 4687 | 505 if (error_state || ! is) |
| 506 return false; | |
| 507 matrix = m; | |
| 508 } | |
| 509 else | |
| 510 { | |
| 5828 | 511 int32_t nr, nc; |
| 4687 | 512 nr = mdims; |
| 5760 | 513 if (! is.read (reinterpret_cast<char *> (&nc), 4)) |
| 4687 | 514 return false; |
| 515 if (swap) | |
| 4944 | 516 swap_bytes<4> (&nc); |
| 5760 | 517 if (! is.read (reinterpret_cast<char *> (&tmp), 1)) |
| 4687 | 518 return false; |
| 519 ComplexMatrix m (nr, nc); | |
| 520 Complex *im = m.fortran_vec (); | |
| 5275 | 521 octave_idx_type len = nr * nc; |
| 5760 | 522 read_doubles (is, reinterpret_cast<double *> (im), |
| 523 static_cast<save_type> (tmp), 2*len, swap, fmt); | |
| 4687 | 524 if (error_state || ! is) |
| 525 return false; | |
| 526 matrix = m; | |
| 527 } | |
| 528 return true; | |
| 529 } | |
| 530 | |
| 531 #if defined (HAVE_HDF5) | |
| 4944 | 532 |
| 4687 | 533 bool |
| 534 octave_complex_matrix::save_hdf5 (hid_t loc_id, const char *name, | |
| 535 bool save_as_floats) | |
| 536 { | |
| 4837 | 537 dim_vector dv = dims (); |
| 538 int empty = save_hdf5_empty (loc_id, name, dv); | |
| 539 if (empty) | |
| 4805 | 540 return (empty > 0); |
| 541 | |
| 4837 | 542 int rank = dv.length (); |
| 4805 | 543 hid_t space_hid = -1, data_hid = -1, type_hid = -1; |
| 4687 | 544 bool retval = true; |
| 545 ComplexNDArray m = complex_array_value (); | |
| 546 | |
| 4805 | 547 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); |
| 548 | |
| 4687 | 549 // Octave uses column-major, while HDF5 uses row-major ordering |
| 4805 | 550 for (int i = 0; i < rank; i++) |
| 4837 | 551 hdims[i] = dv (rank-i-1); |
| 4805 | 552 |
| 4815 | 553 space_hid = H5Screate_simple (rank, hdims, 0); |
| 4687 | 554 if (space_hid < 0) return false; |
| 555 | |
| 556 hid_t save_type_hid = H5T_NATIVE_DOUBLE; | |
| 557 | |
| 558 if (save_as_floats) | |
| 559 { | |
| 560 if (m.too_large_for_float ()) | |
| 561 { | |
| 562 warning ("save: some values too large to save as floats --"); | |
| 563 warning ("save: saving as doubles instead"); | |
| 564 } | |
| 565 else | |
| 566 save_type_hid = H5T_NATIVE_FLOAT; | |
| 567 } | |
| 568 #if HAVE_HDF5_INT2FLOAT_CONVERSIONS | |
| 569 // hdf5 currently doesn't support float/integer conversions | |
| 570 else | |
| 571 { | |
| 572 double max_val, min_val; | |
| 573 | |
| 574 if (m.all_integers (max_val, min_val)) | |
| 575 save_type_hid | |
| 576 = save_type_to_hdf5 (get_save_type (max_val, min_val)); | |
| 577 } | |
| 578 #endif /* HAVE_HDF5_INT2FLOAT_CONVERSIONS */ | |
| 579 | |
| 580 type_hid = hdf5_make_complex_type (save_type_hid); | |
| 581 if (type_hid < 0) | |
| 582 { | |
| 583 H5Sclose (space_hid); | |
| 584 return false; | |
| 585 } | |
| 586 | |
| 587 data_hid = H5Dcreate (loc_id, name, type_hid, space_hid, H5P_DEFAULT); | |
| 588 if (data_hid < 0) | |
| 589 { | |
| 590 H5Sclose (space_hid); | |
| 591 H5Tclose (type_hid); | |
| 592 return false; | |
| 593 } | |
| 594 | |
| 595 hid_t complex_type_hid = hdf5_make_complex_type (H5T_NATIVE_DOUBLE); | |
| 596 if (complex_type_hid < 0) retval = false; | |
| 597 | |
| 598 if (retval) | |
| 599 { | |
| 600 Complex *mtmp = m.fortran_vec (); | |
| 601 if (H5Dwrite (data_hid, complex_type_hid, H5S_ALL, H5S_ALL, H5P_DEFAULT, | |
| 4815 | 602 mtmp) < 0) |
| 4687 | 603 { |
| 604 H5Tclose (complex_type_hid); | |
| 605 retval = false; | |
| 606 } | |
| 607 } | |
| 608 | |
| 609 H5Tclose (complex_type_hid); | |
| 610 H5Dclose (data_hid); | |
| 611 H5Tclose (type_hid); | |
| 612 H5Sclose (space_hid); | |
| 4837 | 613 |
| 4687 | 614 return retval; |
| 615 } | |
| 616 | |
| 617 bool | |
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618 octave_complex_matrix::load_hdf5 (hid_t loc_id, const char *name) |
| 4687 | 619 { |
| 4837 | 620 bool retval = false; |
| 621 | |
| 4805 | 622 dim_vector dv; |
| 623 int empty = load_hdf5_empty (loc_id, name, dv); | |
| 624 if (empty > 0) | |
| 625 matrix.resize(dv); | |
| 4837 | 626 if (empty) |
| 4805 | 627 return (empty > 0); |
| 628 | |
| 4687 | 629 hid_t data_hid = H5Dopen (loc_id, name); |
| 630 hid_t type_hid = H5Dget_type (data_hid); | |
| 631 | |
| 632 hid_t complex_type = hdf5_make_complex_type (H5T_NATIVE_DOUBLE); | |
| 633 | |
| 634 if (! hdf5_types_compatible (type_hid, complex_type)) | |
| 635 { | |
| 4837 | 636 H5Tclose (complex_type); |
| 4687 | 637 H5Dclose (data_hid); |
| 638 return false; | |
| 639 } | |
| 640 | |
| 641 hid_t space_id = H5Dget_space (data_hid); | |
| 642 | |
| 643 hsize_t rank = H5Sget_simple_extent_ndims (space_id); | |
| 644 | |
| 645 if (rank < 1) | |
| 646 { | |
| 4837 | 647 H5Tclose (complex_type); |
| 4687 | 648 H5Sclose (space_id); |
| 649 H5Dclose (data_hid); | |
| 650 return false; | |
| 651 } | |
| 652 | |
| 653 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); | |
| 654 OCTAVE_LOCAL_BUFFER (hsize_t, maxdims, rank); | |
| 655 | |
| 656 H5Sget_simple_extent_dims (space_id, hdims, maxdims); | |
| 657 | |
| 658 // Octave uses column-major, while HDF5 uses row-major ordering | |
| 659 if (rank == 1) | |
| 660 { | |
| 661 dv.resize (2); | |
| 662 dv(0) = 1; | |
| 663 dv(1) = hdims[0]; | |
| 664 } | |
| 665 else | |
| 666 { | |
| 667 dv.resize (rank); | |
| 4815 | 668 for (hsize_t i = 0, j = rank - 1; i < rank; i++, j--) |
| 4687 | 669 dv(j) = hdims[i]; |
| 670 } | |
| 671 | |
| 672 ComplexNDArray m (dv); | |
| 673 Complex *reim = m.fortran_vec (); | |
| 4815 | 674 if (H5Dread (data_hid, complex_type, H5S_ALL, H5S_ALL, H5P_DEFAULT, |
| 675 reim) >= 0) | |
| 4687 | 676 { |
| 677 retval = true; | |
| 678 matrix = m; | |
| 679 } | |
| 680 | |
| 4837 | 681 H5Tclose (complex_type); |
| 4687 | 682 H5Sclose (space_id); |
| 683 H5Dclose (data_hid); | |
| 4837 | 684 |
| 4687 | 685 return retval; |
| 686 } | |
| 4944 | 687 |
| 4687 | 688 #endif |
| 689 | |
| 4643 | 690 void |
| 691 octave_complex_matrix::print_raw (std::ostream& os, | |
| 692 bool pr_as_read_syntax) const | |
| 693 { | |
| 694 octave_print_internal (os, matrix, pr_as_read_syntax, | |
| 695 current_print_indent_level ()); | |
| 696 } | |
| 697 | |
| 5900 | 698 mxArray * |
| 699 octave_complex_matrix::as_mxArray (void) const | |
| 700 { | |
| 701 mxArray *retval = new mxArray (mxDOUBLE_CLASS, dims (), mxCOMPLEX); | |
| 702 | |
| 703 double *pr = static_cast<double *> (retval->get_data ()); | |
| 704 double *pi = static_cast<double *> (retval->get_imag_data ()); | |
| 705 | |
| 6686 | 706 mwSize nel = numel (); |
| 5900 | 707 |
| 708 const Complex *p = matrix.data (); | |
| 709 | |
| 6686 | 710 for (mwIndex i = 0; i < nel; i++) |
| 5900 | 711 { |
|
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712 pr[i] = std::real (p[i]); |
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713 pi[i] = std::imag (p[i]); |
| 5900 | 714 } |
| 715 | |
| 716 return retval; | |
| 717 } | |
| 718 | |
|
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719 octave_value |
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720 octave_complex_matrix::map (unary_mapper_t umap) const |
|
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721 { |
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722 switch (umap) |
|
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|
723 { |
|
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724 // Mappers handled specially. |
|
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725 case umap_real: |
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726 return ::real (matrix); |
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727 case umap_imag: |
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728 return ::imag (matrix); |
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729 case umap_conj: |
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730 return ::conj (matrix); |
|
7667
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|
731 |
|
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732 #define ARRAY_METHOD_MAPPER(UMAP, FCN) \ |
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733 case umap_ ## UMAP: \ |
|
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734 return octave_value (matrix.FCN ()) |
|
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735 |
|
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736 ARRAY_METHOD_MAPPER (abs, abs); |
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737 ARRAY_METHOD_MAPPER (isnan, isnan); |
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738 ARRAY_METHOD_MAPPER (isinf, isinf); |
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739 ARRAY_METHOD_MAPPER (finite, isfinite); |
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740 |
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741 #define ARRAY_MAPPER(UMAP, TYPE, FCN) \ |
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742 case umap_ ## UMAP: \ |
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743 return octave_value (matrix.map<TYPE> (FCN)) |
|
7667
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744 |
|
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745 ARRAY_MAPPER (acos, Complex, ::acos); |
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746 ARRAY_MAPPER (acosh, Complex, ::acosh); |
|
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747 ARRAY_MAPPER (angle, double, std::arg); |
|
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748 ARRAY_MAPPER (arg, double, std::arg); |
|
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|
749 ARRAY_MAPPER (asin, Complex, ::asin); |
|
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|
750 ARRAY_MAPPER (asinh, Complex, ::asinh); |
|
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|
751 ARRAY_MAPPER (atan, Complex, ::atan); |
|
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|
752 ARRAY_MAPPER (atanh, Complex, ::atanh); |
|
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753 ARRAY_MAPPER (ceil, Complex, ::ceil); |
|
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754 ARRAY_MAPPER (cos, Complex, std::cos); |
|
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755 ARRAY_MAPPER (cosh, Complex, std::cosh); |
|
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756 ARRAY_MAPPER (exp, Complex, std::exp); |
|
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757 ARRAY_MAPPER (expm1, Complex, ::expm1); |
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758 ARRAY_MAPPER (fix, Complex, ::fix); |
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759 ARRAY_MAPPER (floor, Complex, ::floor); |
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760 ARRAY_MAPPER (log, Complex, std::log); |
|
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761 ARRAY_MAPPER (log2, Complex, xlog2); |
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|
762 ARRAY_MAPPER (log10, Complex, std::log10); |
|
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|
763 ARRAY_MAPPER (log1p, Complex, ::log1p); |
|
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|
764 ARRAY_MAPPER (round, Complex, xround); |
|
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765 ARRAY_MAPPER (roundb, Complex, xroundb); |
|
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|
766 ARRAY_MAPPER (signum, Complex, ::signum); |
|
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767 ARRAY_MAPPER (sin, Complex, std::sin); |
|
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|
768 ARRAY_MAPPER (sinh, Complex, std::sinh); |
|
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769 ARRAY_MAPPER (sqrt, Complex, std::sqrt); |
|
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770 ARRAY_MAPPER (tan, Complex, std::tan); |
|
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|
771 ARRAY_MAPPER (tanh, Complex, std::tanh); |
|
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|
772 ARRAY_MAPPER (isna, bool, octave_is_NA); |
|
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|
773 |
|
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774 default: |
|
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|
775 return octave_base_value::map (umap); |
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|
776 } |
|
8998
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|
777 } |
|
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|
778 |
| 2376 | 779 /* |
| 780 ;;; Local Variables: *** | |
| 781 ;;; mode: C++ *** | |
| 782 ;;; End: *** | |
| 783 */ |