Mercurial > hg > octave-lyh
annotate src/ov-range.h @ 10313:f3b65e1ae355
untabify src header files
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Thu, 11 Feb 2010 12:16:43 -0500 |
| parents | cd96d29c5efa |
| children | 1834132fb50b |
| rev | line source |
|---|---|
| 2376 | 1 /* |
| 2 | |
| 7017 | 3 Copyright (C) 1996, 1997, 1998, 2000, 2002, 2003, 2004, 2005, 2006, |
| 8920 | 4 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 #if !defined (octave_range_h) | |
| 25 #define octave_range_h 1 | |
| 26 | |
| 27 #include <cstdlib> | |
| 28 | |
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29 #include <iosfwd> |
| 2376 | 30 #include <string> |
| 31 | |
| 32 #include "Range.h" | |
| 33 | |
| 2889 | 34 #include "lo-mappers.h" |
| 2376 | 35 #include "lo-utils.h" |
| 36 #include "mx-base.h" | |
| 2477 | 37 #include "oct-alloc.h" |
| 2376 | 38 #include "str-vec.h" |
| 39 | |
| 40 #include "error.h" | |
| 5051 | 41 #include "oct-stream.h" |
| 2376 | 42 #include "ov-base.h" |
| 6127 | 43 #include "ov-re-mat.h" |
| 2376 | 44 #include "ov-typeinfo.h" |
| 45 | |
| 46 class Octave_map; | |
| 47 class octave_value_list; | |
| 48 | |
| 49 class tree_walker; | |
| 50 | |
| 51 // Range values. | |
| 52 | |
| 53 class | |
| 54 octave_range : public octave_base_value | |
| 55 { | |
| 56 public: | |
| 57 | |
| 58 octave_range (void) | |
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59 : octave_base_value (), idx_cache () { } |
| 2376 | 60 |
| 61 octave_range (double base, double limit, double inc) | |
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62 : octave_base_value (), range (base, limit, inc), idx_cache () |
| 2376 | 63 { |
| 10313 | 64 if (range.nelem () < 0) |
| 65 ::error ("invalid range"); | |
| 2376 | 66 } |
| 67 | |
| 68 octave_range (const Range& r) | |
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69 : octave_base_value (), range (r), idx_cache () |
| 2376 | 70 { |
| 10313 | 71 if (range.nelem () < 0 && range.nelem () != -2) |
| 72 ::error ("invalid range"); | |
| 2376 | 73 } |
| 74 | |
| 75 octave_range (const octave_range& r) | |
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76 : octave_base_value (), range (r.range), |
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77 idx_cache (r.idx_cache ? new idx_vector (*r.idx_cache) : 0) |
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78 { } |
| 2376 | 79 |
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80 octave_range (const Range& r, const idx_vector& cache) |
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81 : octave_base_value (), range (r), idx_cache () |
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82 { |
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83 set_idx_cache (cache); |
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84 } |
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85 |
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86 ~octave_range (void) { clear_cached_info (); } |
| 2376 | 87 |
| 5759 | 88 octave_base_value *clone (void) const { return new octave_range (*this); } |
| 6127 | 89 |
| 90 // A range is really just a special kind of real matrix object. In | |
| 91 // the places where we need to call empty_clone, it makes more sense | |
| 92 // to create an empty matrix (0x0) instead of an empty range (1x0). | |
| 93 octave_base_value *empty_clone (void) const { return new octave_matrix (); } | |
| 2376 | 94 |
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95 type_conv_info numeric_conversion_function (void) const; |
| 2410 | 96 |
| 5759 | 97 octave_base_value *try_narrowing_conversion (void); |
| 2376 | 98 |
| 4247 | 99 octave_value subsref (const std::string& type, |
| 10313 | 100 const std::list<octave_value_list>& idx); |
| 3933 | 101 |
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102 octave_value_list subsref (const std::string& type, |
| 10313 | 103 const std::list<octave_value_list>& idx, int) |
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104 { return subsref (type, idx); } |
| 4271 | 105 |
| 5885 | 106 octave_value do_index_op (const octave_value_list& idx, |
| 10313 | 107 bool resize_ok = false); |
| 2436 | 108 |
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109 idx_vector index_vector (void) const |
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110 { return idx_cache ? *idx_cache : set_idx_cache (idx_vector (range)); } |
| 2376 | 111 |
| 4563 | 112 dim_vector dims (void) const |
| 5275 | 113 { |
| 114 octave_idx_type n = range.nelem (); | |
| 4563 | 115 return dim_vector (n > 0, n); |
| 116 } | |
| 3195 | 117 |
| 5731 | 118 octave_value resize (const dim_vector& dv, bool fill = false) const; |
| 119 | |
| 4915 | 120 |
| 4792 | 121 size_t byte_size (void) const { return 3 * sizeof (double); } |
| 4791 | 122 |
| 4627 | 123 octave_value reshape (const dim_vector& new_dims) const |
| 4901 | 124 { return NDArray (array_value().reshape (new_dims)); } |
| 4627 | 125 |
| 5434 | 126 octave_value permute (const Array<int>& vec, bool inv = false) const |
| 127 { return NDArray (array_value().permute (vec, inv)); } | |
| 128 | |
| 6999 | 129 octave_value squeeze (void) const { return range; } |
| 130 | |
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131 octave_value full_value (void) const { return range.matrix_value (); } |
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132 |
| 2376 | 133 bool is_defined (void) const { return true; } |
| 134 | |
| 2974 | 135 bool is_constant (void) const { return true; } |
| 136 | |
| 2376 | 137 bool is_range (void) const { return true; } |
| 138 | |
| 4017 | 139 octave_value all (int dim = 0) const; |
| 140 | |
| 141 octave_value any (int dim = 0) const; | |
| 2376 | 142 |
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143 octave_value diag (octave_idx_type k = 0) const; |
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144 |
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145 octave_value sort (octave_idx_type dim = 0, sortmode mode = ASCENDING) const |
| 7458 | 146 { return range.sort (dim, mode); } |
| 147 | |
| 148 octave_value sort (Array<octave_idx_type>& sidx, octave_idx_type dim = 0, | |
| 10313 | 149 sortmode mode = ASCENDING) const |
| 7458 | 150 { return range.sort (sidx, dim, mode); } |
| 151 | |
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152 sortmode is_sorted (sortmode mode = UNSORTED) const |
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153 { return range.is_sorted (mode); } |
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154 |
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155 Array<octave_idx_type> sort_rows_idx (sortmode) const |
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156 { return Array<octave_idx_type> (1, 0); } |
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157 |
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158 sortmode is_sorted_rows (sortmode mode = UNSORTED) const |
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159 { return mode ? mode : ASCENDING; } |
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160 |
| 9685 | 161 builtin_type_t builtin_type (void) const { return btyp_double; } |
| 162 | |
| 2376 | 163 bool is_real_type (void) const { return true; } |
| 164 | |
| 5895 | 165 bool is_double_type (void) const { return true; } |
| 166 | |
| 7576 | 167 bool is_float_type (void) const { return true; } |
| 168 | |
| 3678 | 169 bool is_numeric_type (void) const { return true; } |
| 170 | |
| 2376 | 171 bool is_true (void) const; |
| 172 | |
| 3145 | 173 double double_value (bool = false) const; |
| 2376 | 174 |
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175 float float_value (bool = false) const; |
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176 |
| 3145 | 177 double scalar_value (bool frc_str_conv = false) const |
| 178 { return double_value (frc_str_conv); } | |
| 2916 | 179 |
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180 float float_scalar_value (bool frc_str_conv = false) const |
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181 { return float_value (frc_str_conv); } |
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182 |
| 3145 | 183 Matrix matrix_value (bool = false) const |
| 2376 | 184 { return range.matrix_value (); } |
| 185 | |
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186 FloatMatrix float_matrix_value (bool = false) const |
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187 { return range.matrix_value (); } |
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188 |
| 4668 | 189 NDArray array_value (bool = false) const |
| 190 { return range.matrix_value (); } | |
| 191 | |
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192 FloatNDArray float_array_value (bool = false) const |
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193 { return FloatMatrix (range.matrix_value ()); } |
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194 |
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195 charNDArray char_array_value (bool = false) const; |
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196 |
| 6934 | 197 // FIXME -- it would be better to have Range::intXNDArray_value |
| 198 // functions to avoid the intermediate conversion to a matrix | |
| 199 // object. | |
| 200 | |
| 6932 | 201 int8NDArray |
| 202 int8_array_value (void) const { return int8NDArray (array_value ()); } | |
| 203 | |
| 204 int16NDArray | |
| 205 int16_array_value (void) const { return int16NDArray (array_value ()); } | |
| 206 | |
| 207 int32NDArray | |
| 208 int32_array_value (void) const { return int32NDArray (array_value ()); } | |
| 209 | |
| 210 int64NDArray | |
| 211 int64_array_value (void) const { return int64NDArray (array_value ()); } | |
| 212 | |
| 213 uint8NDArray | |
| 214 uint8_array_value (void) const { return uint8NDArray (array_value ()); } | |
| 215 | |
| 216 uint16NDArray | |
| 217 uint16_array_value (void) const { return uint16NDArray (array_value ()); } | |
| 218 | |
| 219 uint32NDArray | |
| 220 uint32_array_value (void) const { return uint32NDArray (array_value ()); } | |
| 221 | |
| 222 uint64NDArray | |
| 223 uint64_array_value (void) const { return uint64NDArray (array_value ()); } | |
| 224 | |
| 6928 | 225 SparseMatrix sparse_matrix_value (bool = false) const |
| 226 { return SparseMatrix (range.matrix_value ()); } | |
| 227 | |
| 228 SparseComplexMatrix sparse_complex_matrix_value (bool = false) const | |
| 229 { return SparseComplexMatrix (sparse_matrix_value ()); } | |
| 230 | |
| 3145 | 231 Complex complex_value (bool = false) const; |
| 2376 | 232 |
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233 FloatComplex float_complex_value (bool = false) const; |
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234 |
| 5943 | 235 boolNDArray bool_array_value (bool warn = false) const |
| 236 { | |
| 237 Matrix m = range.matrix_value (); | |
| 238 | |
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239 if (m.any_element_is_nan ()) |
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240 error ("invalid conversion from NaN to logical"); |
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241 else if (warn && m.any_element_not_one_or_zero ()) |
| 5943 | 242 gripe_logical_conversion (); |
| 243 | |
| 244 return boolNDArray (m); | |
| 245 } | |
| 5898 | 246 |
| 3145 | 247 ComplexMatrix complex_matrix_value (bool = false) const |
| 3587 | 248 { return ComplexMatrix (range.matrix_value ()); } |
| 2376 | 249 |
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250 FloatComplexMatrix float_complex_matrix_value (bool = false) const |
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251 { return FloatComplexMatrix (range.matrix_value ()); } |
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252 |
| 4668 | 253 ComplexNDArray complex_array_value (bool = false) const |
| 254 { return ComplexMatrix (range.matrix_value ()); } | |
| 255 | |
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256 FloatComplexNDArray float_complex_array_value (bool = false) const |
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257 { return FloatComplexMatrix (range.matrix_value ()); } |
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258 |
| 2376 | 259 Range range_value (void) const { return range; } |
| 260 | |
| 5279 | 261 octave_value convert_to_str_internal (bool pad, bool force, char type) const; |
| 2449 | 262 |
| 3523 | 263 void print (std::ostream& os, bool pr_as_read_syntax = false) const; |
| 2901 | 264 |
| 3523 | 265 void print_raw (std::ostream& os, bool pr_as_read_syntax = false) const; |
| 2901 | 266 |
| 3523 | 267 bool print_name_tag (std::ostream& os, const std::string& name) const; |
| 2376 | 268 |
| 6974 | 269 bool save_ascii (std::ostream& os); |
| 4687 | 270 |
| 271 bool load_ascii (std::istream& is); | |
| 272 | |
| 273 bool save_binary (std::ostream& os, bool& save_as_floats); | |
| 274 | |
| 275 bool load_binary (std::istream& is, bool swap, | |
| 10313 | 276 oct_mach_info::float_format fmt); |
| 4687 | 277 |
| 278 #if defined (HAVE_HDF5) | |
| 279 bool save_hdf5 (hid_t loc_id, const char *name, bool save_as_floats); | |
| 280 | |
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281 bool load_hdf5 (hid_t loc_id, const char *name); |
| 4687 | 282 #endif |
| 283 | |
| 5051 | 284 int write (octave_stream& os, int block_size, |
| 10313 | 285 oct_data_conv::data_type output_type, int skip, |
| 286 oct_mach_info::float_format flt_fmt) const | |
| 5051 | 287 { |
| 5775 | 288 // FIXME -- could be more memory efficient by having a |
| 5051 | 289 // special case of the octave_stream::write method for ranges. |
| 290 | |
| 291 return os.write (matrix_value (), block_size, output_type, skip, | |
| 10313 | 292 flt_fmt); |
| 5051 | 293 } |
| 294 | |
| 5900 | 295 mxArray *as_mxArray (void) const; |
| 296 | |
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297 octave_value map (unary_mapper_t umap) const |
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298 { |
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299 octave_matrix m (matrix_value ()); |
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300 return m.map (umap); |
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301 } |
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302 |
| 2376 | 303 private: |
| 304 | |
| 305 Range range; | |
| 306 | |
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307 idx_vector set_idx_cache (const idx_vector& idx) const |
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308 { |
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309 delete idx_cache; |
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310 idx_cache = idx ? new idx_vector (idx) : 0; |
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311 return idx; |
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312 } |
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313 |
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314 void clear_cached_info (void) const |
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315 { |
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316 delete idx_cache; idx_cache = 0; |
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317 } |
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318 |
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319 mutable idx_vector *idx_cache; |
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320 |
| 4612 | 321 DECLARE_OCTAVE_ALLOCATOR |
| 2477 | 322 |
| 4612 | 323 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA |
| 2376 | 324 }; |
| 325 | |
| 326 #endif |