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1 // -*- C++ -*- |
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2 /* |
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3 |
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4 Copyright (C) 1996 John W. Eaton |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software; you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation; either version 2, or (at your option) any |
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11 later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with Octave; see the file COPYING. If not, write to the Free |
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20 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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21 |
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22 */ |
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23 |
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24 #if !defined (octave_chMatrix_int_h) |
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25 #define octave_chMatrix_int_h 1 |
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26 |
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27 #if defined (__GNUG__) |
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28 #pragma interface |
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29 #endif |
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30 |
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31 // For FILE... |
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32 #include <cstdio> |
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33 |
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34 #include <string> |
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35 |
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36 #include "MArray2.h" |
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37 |
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38 #include "mx-defs.h" |
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39 |
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40 class |
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41 charMatrix : public MArray2<char> |
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42 { |
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43 friend class ComplexMatrix; |
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44 |
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45 public: |
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46 |
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47 charMatrix (void) : MArray2<char> () { } |
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48 charMatrix (int r, int c) : MArray2<char> (r, c) { } |
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49 charMatrix (int r, int c, char val) : MArray2<char> (r, c, val) { } |
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50 charMatrix (const MArray2<char>& a) : MArray2<char> (a) { } |
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51 charMatrix (const charMatrix& a) : MArray2<char> (a) { } |
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52 charMatrix (const char *s); |
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53 charMatrix (const string& s); |
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54 |
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55 charMatrix& operator = (const charMatrix& a) |
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56 { |
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57 MArray2<char>::operator = (a); |
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58 return *this; |
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59 } |
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60 |
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61 int operator == (const charMatrix& a) const; |
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62 int operator != (const charMatrix& a) const; |
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63 |
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64 // destructive insert/delete/reorder operations |
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65 |
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66 charMatrix& insert (const char *s, int r, int c); |
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67 charMatrix& insert (const charMatrix& a, int r, int c); |
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68 |
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69 string row_as_string (int r) const; |
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70 |
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71 #if 0 |
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72 Matrix& insert (const RowVector& a, int r, int c); |
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73 Matrix& insert (const ColumnVector& a, int r, int c); |
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74 Matrix& insert (const DiagMatrix& a, int r, int c); |
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75 |
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76 Matrix& fill (char val); |
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77 Matrix& fill (char val, int r1, int c1, int r2, int c2); |
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78 |
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79 Matrix append (const Matrix& a) const; |
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80 Matrix append (const RowVector& a) const; |
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81 Matrix append (const ColumnVector& a) const; |
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82 Matrix append (const DiagMatrix& a) const; |
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83 |
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84 Matrix stack (const Matrix& a) const; |
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85 Matrix stack (const RowVector& a) const; |
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86 Matrix stack (const ColumnVector& a) const; |
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87 Matrix stack (const DiagMatrix& a) const; |
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88 |
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89 Matrix transpose (void) const; |
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90 |
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91 friend Matrix real (const ComplexMatrix& a); |
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92 friend Matrix imag (const ComplexMatrix& a); |
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93 |
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94 // resize is the destructive equivalent for this one |
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95 |
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96 Matrix extract (int r1, int c1, int r2, int c2) const; |
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97 |
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98 // extract row or column i. |
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99 |
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100 RowVector row (int i) const; |
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101 RowVector row (char *s) const; |
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102 |
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103 ColumnVector column (int i) const; |
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104 ColumnVector column (char *s) const; |
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105 |
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106 Matrix inverse (void) const; |
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107 Matrix inverse (int& info) const; |
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108 Matrix inverse (int& info, double& rcond) const; |
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109 |
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110 Matrix pseudo_inverse (double tol = 0.0); |
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111 |
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112 ComplexMatrix fourier (void) const; |
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113 ComplexMatrix ifourier (void) const; |
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114 |
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115 ComplexMatrix fourier2d (void) const; |
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116 ComplexMatrix ifourier2d (void) const; |
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117 |
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118 DET determinant (void) const; |
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119 DET determinant (int& info) const; |
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120 DET determinant (int& info, double& rcond) const; |
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121 |
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122 Matrix solve (const Matrix& b) const; |
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123 Matrix solve (const Matrix& b, int& info) const; |
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124 Matrix solve (const Matrix& b, int& info, double& rcond) const; |
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125 |
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126 ComplexMatrix solve (const ComplexMatrix& b) const; |
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127 ComplexMatrix solve (const ComplexMatrix& b, int& info) const; |
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128 ComplexMatrix solve (const ComplexMatrix& b, int& info, double& rcond) const; |
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129 |
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130 ColumnVector solve (const ColumnVector& b) const; |
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131 ColumnVector solve (const ColumnVector& b, int& info) const; |
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132 ColumnVector solve (const ColumnVector& b, int& info, double& rcond) const; |
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133 |
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134 ComplexColumnVector solve (const ComplexColumnVector& b) const; |
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135 ComplexColumnVector solve (const ComplexColumnVector& b, int& info) const; |
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136 ComplexColumnVector solve (const ComplexColumnVector& b, int& info, |
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137 double& rcond) const; |
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138 |
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139 Matrix lssolve (const Matrix& b) const; |
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140 Matrix lssolve (const Matrix& b, int& info) const; |
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141 Matrix lssolve (const Matrix& b, int& info, int& rank) const; |
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142 |
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143 ComplexMatrix lssolve (const ComplexMatrix& b) const; |
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144 ComplexMatrix lssolve (const ComplexMatrix& b, int& info) const; |
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145 ComplexMatrix lssolve (const ComplexMatrix& b, int& info, |
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146 int& rank) const; |
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147 |
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148 ColumnVector lssolve (const ColumnVector& b) const; |
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149 ColumnVector lssolve (const ColumnVector& b, int& info) const; |
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150 ColumnVector lssolve (const ColumnVector& b, int& info, int& rank) const; |
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151 |
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152 ComplexColumnVector lssolve (const ComplexColumnVector& b) const; |
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153 ComplexColumnVector lssolve (const ComplexColumnVector& b, int& info) const; |
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154 ComplexColumnVector lssolve (const ComplexColumnVector& b, int& info, |
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155 int& rank) const; |
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156 |
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157 Matrix& operator += (const Matrix& a); |
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158 Matrix& operator -= (const Matrix& a); |
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159 |
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160 Matrix& operator += (const DiagMatrix& a); |
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161 Matrix& operator -= (const DiagMatrix& a); |
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162 |
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163 // unary operations |
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164 |
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165 Matrix operator ! (void) const; |
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166 |
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167 // column vector by row vector -> matrix operations |
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168 |
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169 friend Matrix operator * (const ColumnVector& a, const RowVector& a); |
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170 |
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171 // diagonal matrix by scalar -> matrix operations |
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172 |
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173 friend Matrix operator + (const DiagMatrix& a, double s); |
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174 friend Matrix operator - (const DiagMatrix& a, double s); |
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175 |
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176 // scalar by diagonal matrix -> matrix operations |
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177 |
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178 friend Matrix operator + (double s, const DiagMatrix& a); |
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179 friend Matrix operator - (double s, const DiagMatrix& a); |
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180 |
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181 // matrix by diagonal matrix -> matrix operations |
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182 |
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183 friend Matrix operator + (const Matrix& a, const DiagMatrix& b); |
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184 friend Matrix operator - (const Matrix& a, const DiagMatrix& b); |
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185 friend Matrix operator * (const Matrix& a, const DiagMatrix& b); |
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186 |
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187 // diagonal matrix by matrix -> matrix operations |
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188 |
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189 friend Matrix operator + (const DiagMatrix& a, const Matrix& b); |
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190 friend Matrix operator - (const DiagMatrix& a, const Matrix& b); |
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191 friend Matrix operator * (const DiagMatrix& a, const Matrix& b); |
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192 |
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193 // matrix by matrix -> matrix operations |
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194 |
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195 friend Matrix operator * (const Matrix& a, const Matrix& b); |
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196 |
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197 // other operations |
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198 |
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199 friend Matrix map (d_d_Mapper f, const Matrix& a); |
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200 friend Matrix map (d_c_Mapper f, const ComplexMatrix& a); |
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201 void map (d_d_Mapper f); |
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202 |
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203 Matrix all (void) const; |
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204 Matrix any (void) const; |
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205 |
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206 Matrix cumprod (void) const; |
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207 Matrix cumsum (void) const; |
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208 Matrix prod (void) const; |
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209 Matrix sum (void) const; |
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210 Matrix sumsq (void) const; |
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211 |
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212 ColumnVector diag (void) const; |
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213 ColumnVector diag (int k) const; |
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214 |
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215 ColumnVector row_min (void) const; |
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216 ColumnVector row_min_loc (void) const; |
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217 |
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218 ColumnVector row_max (void) const; |
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219 ColumnVector row_max_loc (void) const; |
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220 |
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221 RowVector column_min (void) const; |
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222 RowVector column_min_loc (void) const; |
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223 |
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224 RowVector column_max (void) const; |
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225 RowVector column_max_loc (void) const; |
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226 |
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227 // i/o |
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228 |
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229 friend ostream& operator << (ostream& os, const Matrix& a); |
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230 friend istream& operator >> (istream& is, Matrix& a); |
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231 |
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232 int read (FILE *fptr, const char *type); |
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233 int write (FILE *fptr, const char *type); |
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234 #endif |
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235 |
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236 private: |
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237 |
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238 charMatrix (char *ch, int r, int c) : MArray2<char> (ch, r, c) { } |
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239 }; |
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240 |
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241 #endif |
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242 |
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243 /* |
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244 ;;; Local Variables: *** |
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245 ;;; mode: C++ *** |
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246 ;;; page-delimiter: "^/\\*" *** |
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247 ;;; End: *** |
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248 */ |
