Mercurial > octave-nkf
annotate src/ov-scalar.h @ 14348:95c43fc8dbe1 stable rc-3-6-1-0
3.6.1 release candidate 0
* configure.ac (AC_INIT): Version is now 3.6.1-rc0.
(OCTAVE_RELEASE_DATE): Now 2012-02-07.
* liboctave/Makefile.am: Bump liboctave revision version.
* src/Makefile.am: Bump liboctave revision version.
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Thu, 09 Feb 2012 11:25:04 -0500 |
| parents | 72c96de7a403 |
| children | e8e86ae3abbc |
| rev | line source |
|---|---|
| 2376 | 1 /* |
| 2 | |
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3 Copyright (C) 1996-2012 John W. Eaton |
| 2376 | 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. | |
| 2376 | 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/>. | |
| 2376 | 20 |
| 21 */ | |
| 22 | |
| 23 #if !defined (octave_scalar_h) | |
| 24 #define octave_scalar_h 1 | |
| 25 | |
| 26 #include <cstdlib> | |
| 27 | |
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28 #include <iosfwd> |
| 2376 | 29 #include <string> |
| 30 | |
| 5110 | 31 #include "lo-ieee.h" |
| 2889 | 32 #include "lo-mappers.h" |
| 2376 | 33 #include "lo-utils.h" |
| 34 #include "mx-base.h" | |
| 2477 | 35 #include "oct-alloc.h" |
| 2376 | 36 #include "str-vec.h" |
| 37 | |
| 5943 | 38 #include "gripes.h" |
| 2376 | 39 #include "ov-base.h" |
| 4749 | 40 #include "ov-re-mat.h" |
| 3223 | 41 #include "ov-base-scalar.h" |
| 2376 | 42 #include "ov-typeinfo.h" |
| 43 | |
| 44 class octave_value_list; | |
| 45 | |
| 46 class tree_walker; | |
| 47 | |
| 48 // Real scalar values. | |
| 49 | |
| 50 class | |
| 6153 | 51 OCTINTERP_API |
| 3223 | 52 octave_scalar : public octave_base_scalar<double> |
| 2376 | 53 { |
| 54 public: | |
| 55 | |
| 56 octave_scalar (void) | |
| 3223 | 57 : octave_base_scalar<double> (0.0) { } |
| 2376 | 58 |
| 59 octave_scalar (double d) | |
| 3223 | 60 : octave_base_scalar<double> (d) { } |
| 2376 | 61 |
| 62 octave_scalar (const octave_scalar& s) | |
| 3223 | 63 : octave_base_scalar<double> (s) { } |
| 2376 | 64 |
| 65 ~octave_scalar (void) { } | |
| 66 | |
| 5759 | 67 octave_base_value *clone (void) const { return new octave_scalar (*this); } |
| 4749 | 68 |
| 69 // We return an octave_matrix here instead of an octave_scalar so | |
| 70 // that in expressions like A(2,2,2) = 2 (for A previously | |
| 71 // undefined), A will be empty instead of a 1x1 object. | |
| 5759 | 72 octave_base_value *empty_clone (void) const { return new octave_matrix (); } |
| 2376 | 73 |
| 5885 | 74 octave_value do_index_op (const octave_value_list& idx, |
| 10313 | 75 bool resize_ok = false); |
| 2376 | 76 |
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77 type_conv_info numeric_demotion_function (void) const; |
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78 |
| 2376 | 79 idx_vector index_vector (void) const { return idx_vector (scalar); } |
| 80 | |
| 5110 | 81 octave_value any (int = 0) const |
| 82 { return (scalar != 0 && ! lo_ieee_isnan (scalar)); } | |
| 83 | |
| 9685 | 84 builtin_type_t builtin_type (void) const { return btyp_double; } |
| 85 | |
| 2376 | 86 bool is_real_scalar (void) const { return true; } |
| 87 | |
| 88 bool is_real_type (void) const { return true; } | |
| 89 | |
| 5895 | 90 bool is_double_type (void) const { return true; } |
| 91 | |
| 7576 | 92 bool is_float_type (void) const { return true; } |
| 93 | |
| 5533 | 94 int8NDArray |
| 95 int8_array_value (void) const | |
| 96 { return int8NDArray (dim_vector (1, 1), scalar); } | |
| 97 | |
| 98 int16NDArray | |
| 99 int16_array_value (void) const | |
| 100 { return int16NDArray (dim_vector (1, 1), scalar); } | |
| 101 | |
| 102 int32NDArray | |
| 103 int32_array_value (void) const | |
| 104 { return int32NDArray (dim_vector (1, 1), scalar); } | |
| 105 | |
| 106 int64NDArray | |
| 107 int64_array_value (void) const | |
| 108 { return int64NDArray (dim_vector (1, 1), scalar); } | |
| 109 | |
| 110 uint8NDArray | |
| 111 uint8_array_value (void) const | |
| 112 { return uint8NDArray (dim_vector (1, 1), scalar); } | |
| 113 | |
| 114 uint16NDArray | |
| 115 uint16_array_value (void) const | |
| 116 { return uint16NDArray (dim_vector (1, 1), scalar); } | |
| 117 | |
| 118 uint32NDArray | |
| 119 uint32_array_value (void) const | |
| 120 { return uint32NDArray (dim_vector (1, 1), scalar); } | |
| 121 | |
| 122 uint64NDArray | |
| 123 uint64_array_value (void) const | |
| 124 { return uint64NDArray (dim_vector (1, 1), scalar); } | |
| 125 | |
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126 #define DEFINE_INT_SCALAR_VALUE(TYPE) \ |
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127 octave_ ## TYPE \ |
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128 TYPE ## _scalar_value (void) const \ |
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129 { return octave_ ## TYPE (scalar); } |
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130 |
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131 DEFINE_INT_SCALAR_VALUE (int8) |
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132 DEFINE_INT_SCALAR_VALUE (int16) |
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133 DEFINE_INT_SCALAR_VALUE (int32) |
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134 DEFINE_INT_SCALAR_VALUE (int64) |
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135 DEFINE_INT_SCALAR_VALUE (uint8) |
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136 DEFINE_INT_SCALAR_VALUE (uint16) |
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137 DEFINE_INT_SCALAR_VALUE (uint32) |
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138 DEFINE_INT_SCALAR_VALUE (uint64) |
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139 |
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140 #undef DEFINE_INT_SCALAR_VALUE |
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141 |
| 2376 | 142 double double_value (bool = false) const { return scalar; } |
| 143 | |
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144 float float_value (bool = false) const { return static_cast<float> (scalar); } |
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145 |
| 2916 | 146 double scalar_value (bool = false) const { return scalar; } |
| 147 | |
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148 float float_scalar_value (bool = false) const { return static_cast<float> (scalar); } |
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149 |
| 3145 | 150 Matrix matrix_value (bool = false) const |
| 151 { return Matrix (1, 1, scalar); } | |
| 2376 | 152 |
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153 FloatMatrix float_matrix_value (bool = false) const |
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154 { return FloatMatrix (1, 1, scalar); } |
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155 |
| 4569 | 156 NDArray array_value (bool = false) const |
| 4630 | 157 { return NDArray (dim_vector (1, 1), scalar); } |
| 4505 | 158 |
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159 FloatNDArray float_array_value (bool = false) const |
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160 { return FloatNDArray (dim_vector (1, 1), scalar); } |
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161 |
| 5989 | 162 SparseMatrix sparse_matrix_value (bool = false) const |
| 163 { return SparseMatrix (Matrix (1, 1, scalar)); } | |
| 164 | |
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165 // FIXME Need SparseComplexMatrix (Matrix) constructor!!! |
| 5989 | 166 SparseComplexMatrix sparse_complex_matrix_value (bool = false) const |
| 167 { return SparseComplexMatrix (sparse_matrix_value ()); } | |
| 168 | |
| 5731 | 169 octave_value resize (const dim_vector& dv, bool fill = false) const; |
| 4915 | 170 |
| 2376 | 171 Complex complex_value (bool = false) const { return scalar; } |
| 172 | |
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173 FloatComplex float_complex_value (bool = false) const { return scalar; } |
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174 |
| 2376 | 175 ComplexMatrix complex_matrix_value (bool = false) const |
| 176 { return ComplexMatrix (1, 1, Complex (scalar)); } | |
| 177 | |
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178 FloatComplexMatrix float_complex_matrix_value (bool = false) const |
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179 { return FloatComplexMatrix (1, 1, FloatComplex (scalar)); } |
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180 |
| 4569 | 181 ComplexNDArray complex_array_value (bool = false) const |
| 4630 | 182 { return ComplexNDArray (dim_vector (1, 1), Complex (scalar)); } |
| 4569 | 183 |
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184 FloatComplexNDArray float_complex_array_value (bool = false) const |
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185 { return FloatComplexNDArray (dim_vector (1, 1), FloatComplex (scalar)); } |
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186 |
| 5533 | 187 charNDArray |
| 188 char_array_value (bool = false) const | |
| 189 { | |
| 190 charNDArray retval (dim_vector (1, 1)); | |
| 191 retval(0) = static_cast<char> (scalar); | |
| 192 return retval; | |
| 193 } | |
| 194 | |
| 5943 | 195 bool bool_value (bool warn = false) const |
| 196 { | |
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197 if (xisnan (scalar)) |
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198 gripe_nan_to_logical_conversion (); |
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199 else if (warn && scalar != 0 && scalar != 1) |
| 5943 | 200 gripe_logical_conversion (); |
| 201 | |
| 202 return scalar; | |
| 203 } | |
| 5533 | 204 |
| 5943 | 205 boolNDArray bool_array_value (bool warn = false) const |
| 206 { | |
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207 if (xisnan (scalar)) |
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208 gripe_nan_to_logical_conversion (); |
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209 else if (warn && scalar != 0 && scalar != 1) |
| 5943 | 210 gripe_logical_conversion (); |
| 211 | |
| 212 return boolNDArray (dim_vector (1, 1), scalar); | |
| 213 } | |
| 5533 | 214 |
| 5279 | 215 octave_value convert_to_str_internal (bool pad, bool force, char type) const; |
| 3223 | 216 |
| 2376 | 217 void increment (void) { ++scalar; } |
| 218 | |
| 219 void decrement (void) { --scalar; } | |
| 220 | |
| 6974 | 221 bool save_ascii (std::ostream& os); |
| 4687 | 222 |
| 223 bool load_ascii (std::istream& is); | |
| 224 | |
| 225 bool save_binary (std::ostream& os, bool& save_as_floats); | |
| 226 | |
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227 bool load_binary (std::istream& is, bool swap, |
| 10313 | 228 oct_mach_info::float_format fmt); |
| 4687 | 229 |
| 230 #if defined (HAVE_HDF5) | |
| 231 bool save_hdf5 (hid_t loc_id, const char *name, bool save_as_floats); | |
| 232 | |
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233 bool load_hdf5 (hid_t loc_id, const char *name); |
| 4687 | 234 #endif |
| 235 | |
| 4944 | 236 int write (octave_stream& os, int block_size, |
| 10313 | 237 oct_data_conv::data_type output_type, int skip, |
| 238 oct_mach_info::float_format flt_fmt) const | |
| 4944 | 239 { |
| 240 return os.write (array_value (), block_size, output_type, | |
| 10313 | 241 skip, flt_fmt); |
| 4944 | 242 } |
| 243 | |
| 5900 | 244 mxArray *as_mxArray (void) const; |
| 245 | |
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246 octave_value map (unary_mapper_t umap) const; |
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247 |
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248 bool fast_elem_insert_self (void *where, builtin_type_t btyp) const; |
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249 |
| 2376 | 250 private: |
| 251 | |
| 4612 | 252 DECLARE_OCTAVE_ALLOCATOR |
| 2477 | 253 |
| 4612 | 254 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA |
| 2376 | 255 }; |
| 256 | |
| 257 #endif |