Mercurial > hg > octave-lojdl
annotate src/ov-base-mat.h @ 9358:d4b1314a7c31
mex.cc (mxArray_octave_value::get_data): avoid enumerating types that can be handled as foreign
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Wed, 17 Jun 2009 21:11:41 -0400 |
| parents | 16a5f9e1fdb3 |
| children | 1beb23d2b892 |
| rev | line source |
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| 3219 | 1 /* |
| 2 | |
| 8920 | 3 Copyright (C) 1998, 2000, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 |
| 7017 | 4 John W. Eaton |
| 3219 | 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. | |
| 3219 | 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/>. | |
| 3219 | 21 |
| 22 */ | |
| 23 | |
| 24 #if !defined (octave_base_matrix_h) | |
| 25 #define octave_base_matrix_h 1 | |
| 26 | |
| 27 #include <cstdlib> | |
| 28 | |
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29 #include <iosfwd> |
| 3219 | 30 #include <string> |
| 31 | |
| 32 #include "mx-base.h" | |
| 33 #include "str-vec.h" | |
| 6376 | 34 #include "MatrixType.h" |
| 3219 | 35 |
| 36 #include "error.h" | |
| 4649 | 37 #include "oct-obj.h" |
| 3219 | 38 #include "ov-base.h" |
| 39 #include "ov-typeinfo.h" | |
| 40 | |
| 41 class Octave_map; | |
| 42 | |
| 43 class tree_walker; | |
| 44 | |
| 45 // Real matrix values. | |
| 46 | |
| 3223 | 47 template <class MT> |
| 48 class | |
| 3219 | 49 octave_base_matrix : public octave_base_value |
| 50 { | |
| 51 public: | |
| 52 | |
| 53 octave_base_matrix (void) | |
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54 : octave_base_value (), typ (), idx_cache () { } |
| 3219 | 55 |
| 6376 | 56 octave_base_matrix (const MT& m, const MatrixType& t = MatrixType ()) |
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57 : octave_base_value (), matrix (m), |
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58 typ (t.is_known () ? new MatrixType(t) : 0), idx_cache () |
| 4676 | 59 { |
| 60 if (matrix.ndims () == 0) | |
| 61 matrix.resize (dim_vector (0, 0)); | |
| 62 } | |
| 3219 | 63 |
| 64 octave_base_matrix (const octave_base_matrix& m) | |
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65 : octave_base_value (), matrix (m.matrix), |
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66 typ (m.typ ? new MatrixType (*m.typ) : 0), |
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67 idx_cache (m.idx_cache ? new idx_vector (*m.idx_cache) : 0) |
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68 { } |
| 3219 | 69 |
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70 ~octave_base_matrix (void) { clear_cached_info (); } |
| 3219 | 71 |
| 5759 | 72 octave_base_value *clone (void) const { return new octave_base_matrix (*this); } |
| 73 octave_base_value *empty_clone (void) const { return new octave_base_matrix (); } | |
| 3933 | 74 |
| 4901 | 75 size_t byte_size (void) const { return matrix.byte_size (); } |
| 76 | |
| 5147 | 77 octave_value squeeze (void) const { return MT (matrix.squeeze ()); } |
| 4532 | 78 |
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79 octave_value full_value (void) const { return matrix; } |
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80 |
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81 void maybe_economize (void) { matrix.maybe_economize (); } |
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82 |
| 4247 | 83 octave_value subsref (const std::string& type, |
| 4219 | 84 const std::list<octave_value_list>& idx); |
| 3219 | 85 |
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86 octave_value_list subsref (const std::string& type, |
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87 const std::list<octave_value_list>& idx, int) |
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88 { return subsref (type, idx); } |
| 4271 | 89 |
| 4247 | 90 octave_value subsasgn (const std::string& type, |
| 4219 | 91 const std::list<octave_value_list>& idx, |
| 3933 | 92 const octave_value& rhs); |
| 93 | |
| 5885 | 94 octave_value do_index_op (const octave_value_list& idx, |
| 95 bool resize_ok = false); | |
| 3220 | 96 |
| 3928 | 97 void assign (const octave_value_list& idx, const MT& rhs); |
| 98 | |
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99 void assign (const octave_value_list& idx, typename MT::element_type rhs); |
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100 |
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101 void delete_elements (const octave_value_list& idx); |
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102 |
| 4513 | 103 dim_vector dims (void) const { return matrix.dims (); } |
| 104 | |
| 8994 | 105 octave_idx_type numel (void) const { return matrix.numel (); } |
| 106 | |
| 5602 | 107 octave_idx_type nnz (void) const { return matrix.nnz (); } |
| 108 | |
| 4567 | 109 octave_value reshape (const dim_vector& new_dims) const |
| 110 { return MT (matrix.reshape (new_dims)); } | |
| 111 | |
| 4593 | 112 octave_value permute (const Array<int>& vec, bool inv = false) const |
| 113 { return MT (matrix.permute (vec, inv)); } | |
| 114 | |
| 5731 | 115 octave_value resize (const dim_vector& dv, bool fill = false) const; |
| 4915 | 116 |
| 4017 | 117 octave_value all (int dim = 0) const { return matrix.all (dim); } |
| 118 octave_value any (int dim = 0) const { return matrix.any (dim); } | |
| 3221 | 119 |
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120 MatrixType matrix_type (void) const { return typ ? *typ : MatrixType (); } |
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121 MatrixType matrix_type (const MatrixType& _typ) const; |
| 5785 | 122 |
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123 octave_value diag (octave_idx_type k = 0) const |
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124 { return octave_value (matrix.diag (k)); } |
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125 |
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126 octave_value sort (octave_idx_type dim = 0, sortmode mode = ASCENDING) const |
| 7433 | 127 { return octave_value (matrix.sort (dim, mode)); } |
| 128 octave_value sort (Array<octave_idx_type> &sidx, octave_idx_type dim = 0, | |
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129 sortmode mode = ASCENDING) const |
| 7433 | 130 { return octave_value (matrix.sort (sidx, dim, mode)); } |
| 131 | |
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132 sortmode is_sorted (sortmode mode = UNSORTED) const |
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133 { return matrix.is_sorted (mode); } |
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134 |
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135 Array<octave_idx_type> sort_rows_idx (sortmode mode = ASCENDING) const |
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136 { return matrix.sort_rows_idx (mode); } |
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137 |
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138 sortmode is_sorted_rows (sortmode mode = UNSORTED) const |
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139 { return matrix.is_sorted_rows (mode); } |
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140 |
| 3221 | 141 bool is_matrix_type (void) const { return true; } |
| 142 | |
| 143 bool is_numeric_type (void) const { return true; } | |
| 144 | |
| 3219 | 145 bool is_defined (void) const { return true; } |
| 146 | |
| 147 bool is_constant (void) const { return true; } | |
| 148 | |
| 3220 | 149 bool is_true (void) const; |
| 150 | |
| 4604 | 151 bool print_as_scalar (void) const; |
| 3219 | 152 |
| 3523 | 153 void print (std::ostream& os, bool pr_as_read_syntax = false) const; |
| 3219 | 154 |
| 3933 | 155 void print_info (std::ostream& os, const std::string& prefix) const; |
| 156 | |
| 3219 | 157 protected: |
| 158 | |
| 159 MT matrix; | |
| 5785 | 160 |
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161 idx_vector set_idx_cache (const idx_vector& idx) const |
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162 { |
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163 delete idx_cache; |
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164 idx_cache = idx ? new idx_vector (idx) : 0; |
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165 return idx; |
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166 } |
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167 |
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168 void clear_cached_info (void) const |
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169 { |
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170 delete typ; typ = 0; |
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171 delete idx_cache; idx_cache = 0; |
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172 } |
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173 |
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174 mutable MatrixType *typ; |
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175 mutable idx_vector *idx_cache; |
| 3219 | 176 }; |
| 177 | |
| 178 #endif | |
| 179 | |
| 180 /* | |
| 181 ;;; Local Variables: *** | |
| 182 ;;; mode: C++ *** | |
| 183 ;;; End: *** | |
| 184 */ |