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annotate liboctave/fMatrix.h @ 10301:9e0ec19df4bc

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commit accidentally omitted parts of previous change
author John W. Eaton <jwe@octave.org>
date Wed, 10 Feb 2010 13:57:23 -0500
parents 4c0cdbe0acca
children cbc402e64d83
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1 /*
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2
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3 Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2002, 2003,
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4 2004, 2005, 2006, 2007, 2008, 2009 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 3 of the License, or (at your
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11 option) any 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, see
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20 <http://www.gnu.org/licenses/>.
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21
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22 */
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23
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24 #if !defined (octave_FloatMatrix_int_h)
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25 #define octave_FloatMatrix_int_h 1
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26
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27 #include "MArray2.h"
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28 #include "MDiagArray2.h"
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29 #include "MatrixType.h"
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30
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31 #include "mx-defs.h"
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32 #include "mx-op-decl.h"
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33 #include "DET.h"
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34
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35 class
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36 OCTAVE_API
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37 FloatMatrix : public MArray2<float>
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38 {
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39 public:
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40
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41 typedef FloatColumnVector column_vector_type;
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42 typedef FloatRowVector row_vector_type;
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43
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44 typedef void (*solve_singularity_handler) (float rcon);
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45
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46 FloatMatrix (void) : MArray2<float> () { }
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47
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48 FloatMatrix (octave_idx_type r, octave_idx_type c) : MArray2<float> (r, c) { }
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49
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50 FloatMatrix (octave_idx_type r, octave_idx_type c, float val) : MArray2<float> (r, c, val) { }
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51
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52 FloatMatrix (const dim_vector& dv) : MArray2<float> (dv) { }
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53
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54 FloatMatrix (const dim_vector& dv, float val) : MArray2<float> (dv, val) { }
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55
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56 FloatMatrix (const FloatMatrix& a) : MArray2<float> (a) { }
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57
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58 template <class U>
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59 FloatMatrix (const MArray2<U>& a) : MArray2<float> (a) { }
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60
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61 template <class U>
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62 FloatMatrix (const Array2<U>& a) : MArray2<float> (a) { }
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63
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64 template <class U>
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65 FloatMatrix (const Array<U>& a) : MArray2<float> (a) { }
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66
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67 explicit FloatMatrix (const FloatRowVector& rv);
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68
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69 explicit FloatMatrix (const FloatColumnVector& cv);
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70
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71 explicit FloatMatrix (const FloatDiagMatrix& a);
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72
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73 explicit FloatMatrix (const PermMatrix& a);
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74
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75 explicit FloatMatrix (const boolMatrix& a);
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76
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77 explicit FloatMatrix (const charMatrix& a);
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78
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79
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80 FloatMatrix& operator = (const FloatMatrix& a)
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81 {
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82 MArray2<float>::operator = (a);
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83 return *this;
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84 }
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85
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86 bool operator == (const FloatMatrix& a) const;
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87 bool operator != (const FloatMatrix& a) const;
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88
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89 bool is_symmetric (void) const;
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90
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91 // destructive insert/delete/reorder operations
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92
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93 FloatMatrix& insert (const FloatMatrix& a, octave_idx_type r, octave_idx_type c);
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94 FloatMatrix& insert (const FloatRowVector& a, octave_idx_type r, octave_idx_type c);
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95 FloatMatrix& insert (const FloatColumnVector& a, octave_idx_type r, octave_idx_type c);
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96 FloatMatrix& insert (const FloatDiagMatrix& a, octave_idx_type r, octave_idx_type c);
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97
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98 FloatMatrix& fill (float val);
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99 FloatMatrix& fill (float val, octave_idx_type r1, octave_idx_type c1, octave_idx_type r2, octave_idx_type c2);
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100
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101 FloatMatrix append (const FloatMatrix& a) const;
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102 FloatMatrix append (const FloatRowVector& a) const;
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103 FloatMatrix append (const FloatColumnVector& a) const;
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104 FloatMatrix append (const FloatDiagMatrix& a) const;
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105
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106 FloatMatrix stack (const FloatMatrix& a) const;
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107 FloatMatrix stack (const FloatRowVector& a) const;
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108 FloatMatrix stack (const FloatColumnVector& a) const;
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109 FloatMatrix stack (const FloatDiagMatrix& a) const;
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110
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111 friend OCTAVE_API FloatMatrix real (const FloatComplexMatrix& a);
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112 friend OCTAVE_API FloatMatrix imag (const FloatComplexMatrix& a);
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113
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114 friend class FloatComplexMatrix;
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115
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116 FloatMatrix transpose (void) const { return MArray2<float>::transpose (); }
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117
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118 // resize is the destructive equivalent for this one
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119
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120 FloatMatrix extract (octave_idx_type r1, octave_idx_type c1, octave_idx_type r2, octave_idx_type c2) const;
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121
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122 FloatMatrix extract_n (octave_idx_type r1, octave_idx_type c1, octave_idx_type nr, octave_idx_type nc) const;
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123
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124 // extract row or column i.
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125
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126 FloatRowVector row (octave_idx_type i) const;
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127
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128 FloatColumnVector column (octave_idx_type i) const;
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129
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130 private:
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131 FloatMatrix tinverse (MatrixType &mattype, octave_idx_type& info, float& rcon,
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132 int force, int calc_cond) const;
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133
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134 FloatMatrix finverse (MatrixType &mattype, octave_idx_type& info, float& rcon,
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135 int force, int calc_cond) const;
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136
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137 public:
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138 FloatMatrix inverse (void) const;
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139 FloatMatrix inverse (octave_idx_type& info) const;
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140 FloatMatrix inverse (octave_idx_type& info, float& rcon, int force = 0,
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141 int calc_cond = 1) const;
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142
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143 FloatMatrix inverse (MatrixType &mattype) const;
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144 FloatMatrix inverse (MatrixType &mattype, octave_idx_type& info) const;
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145 FloatMatrix inverse (MatrixType &mattype, octave_idx_type& info, float& rcon,
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146 int force = 0, int calc_cond = 1) const;
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147
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148 FloatMatrix pseudo_inverse (float tol = 0.0) const;
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149
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150 FloatComplexMatrix fourier (void) const;
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151 FloatComplexMatrix ifourier (void) const;
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152
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153 FloatComplexMatrix fourier2d (void) const;
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154 FloatComplexMatrix ifourier2d (void) const;
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155
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156 FloatDET determinant (void) const;
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157 FloatDET determinant (octave_idx_type& info) const;
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158 FloatDET determinant (octave_idx_type& info, float& rcon, int calc_cond = 1) const;
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159 FloatDET determinant (MatrixType &mattype, octave_idx_type& info,
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160 float& rcon, int calc_cond = 1) const;
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161
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162 float rcond (void) const;
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163 float rcond (MatrixType &mattype) const;
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164
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165 private:
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166 // Upper triangular matrix solvers
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167 FloatMatrix utsolve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info,
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168 float& rcon, solve_singularity_handler sing_handler,
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169 bool calc_cond = false, blas_trans_type transt = blas_no_trans) const;
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170
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171 // Lower triangular matrix solvers
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172 FloatMatrix ltsolve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info,
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173 float& rcon, solve_singularity_handler sing_handler,
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174 bool calc_cond = false, blas_trans_type transt = blas_no_trans) const;
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175
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176 // Full matrix solvers (lu/cholesky)
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177 FloatMatrix fsolve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info,
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178 float& rcon, solve_singularity_handler sing_handler,
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179 bool calc_cond = false) const;
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180
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181 public:
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182 // Generic interface to solver with no probing of type
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183 FloatMatrix solve (MatrixType &typ, const FloatMatrix& b) const;
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184 FloatMatrix solve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info) const;
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185 FloatMatrix solve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info,
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186 float& rcon) const;
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187 FloatMatrix solve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info,
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188 float& rcon, solve_singularity_handler sing_handler,
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189 bool singular_fallback = true, blas_trans_type transt = blas_no_trans) const;
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190
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191 FloatComplexMatrix solve (MatrixType &typ, const FloatComplexMatrix& b) const;
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192 FloatComplexMatrix solve (MatrixType &typ, const FloatComplexMatrix& b,
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193 octave_idx_type& info) const;
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194 FloatComplexMatrix solve (MatrixType &typ, const FloatComplexMatrix& b,
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195 octave_idx_type& info, float& rcon) const;
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196 FloatComplexMatrix solve (MatrixType &typ, const FloatComplexMatrix& b,
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197 octave_idx_type& info, float& rcon,
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198 solve_singularity_handler sing_handler,
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199 bool singular_fallback = true,
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200 blas_trans_type transt = blas_no_trans) const;
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201
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202 FloatColumnVector solve (MatrixType &typ, const FloatColumnVector& b) const;
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203 FloatColumnVector solve (MatrixType &typ, const FloatColumnVector& b,
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204 octave_idx_type& info) const;
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205 FloatColumnVector solve (MatrixType &typ, const FloatColumnVector& b,
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206 octave_idx_type& info, float& rcon) const;
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207 FloatColumnVector solve (MatrixType &typ, const FloatColumnVector& b,
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208 octave_idx_type& info, float& rcon,
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209 solve_singularity_handler sing_handler,
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210 blas_trans_type transt = blas_no_trans) const;
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211
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212 FloatComplexColumnVector solve (MatrixType &typ,
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213 const FloatComplexColumnVector& b) const;
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214 FloatComplexColumnVector solve (MatrixType &typ, const FloatComplexColumnVector& b,
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215 octave_idx_type& info) const;
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216 FloatComplexColumnVector solve (MatrixType &typ, const FloatComplexColumnVector& b,
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217 octave_idx_type& info, float& rcon) const;
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218 FloatComplexColumnVector solve (MatrixType &typ, const FloatComplexColumnVector& b,
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219 octave_idx_type& info, float& rcon,
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220 solve_singularity_handler sing_handler, blas_trans_type transt = blas_no_trans) const;
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221
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222 // Generic interface to solver with probing of type
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223 FloatMatrix solve (const FloatMatrix& b) const;
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224 FloatMatrix solve (const FloatMatrix& b, octave_idx_type& info) const;
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225 FloatMatrix solve (const FloatMatrix& b, octave_idx_type& info, float& rcon) const;
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226 FloatMatrix solve (const FloatMatrix& b, octave_idx_type& info, float& rcon,
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227 solve_singularity_handler sing_handler,
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228 blas_trans_type transt = blas_no_trans) const;
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229
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230 FloatComplexMatrix solve (const FloatComplexMatrix& b) const;
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231 FloatComplexMatrix solve (const FloatComplexMatrix& b, octave_idx_type& info) const;
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232 FloatComplexMatrix solve (const FloatComplexMatrix& b, octave_idx_type& info, float& rcon) const;
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233 FloatComplexMatrix solve (const FloatComplexMatrix& b, octave_idx_type& info, float& rcon,
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234 solve_singularity_handler sing_handler,
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235 blas_trans_type transt = blas_no_trans) const;
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236
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237 FloatColumnVector solve (const FloatColumnVector& b) const;
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238 FloatColumnVector solve (const FloatColumnVector& b, octave_idx_type& info) const;
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239 FloatColumnVector solve (const FloatColumnVector& b, octave_idx_type& info, float& rcon) const;
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240 FloatColumnVector solve (const FloatColumnVector& b, octave_idx_type& info, float& rcon,
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241 solve_singularity_handler sing_handler,
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242 blas_trans_type transt = blas_no_trans) const;
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243
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244 FloatComplexColumnVector solve (const FloatComplexColumnVector& b) const;
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245 FloatComplexColumnVector solve (const FloatComplexColumnVector& b, octave_idx_type& info) const;
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246 FloatComplexColumnVector solve (const FloatComplexColumnVector& b, octave_idx_type& info,
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247 float& rcon) const;
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248 FloatComplexColumnVector solve (const FloatComplexColumnVector& b, octave_idx_type& info,
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249 float& rcon, solve_singularity_handler sing_handler,
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250 blas_trans_type transt = blas_no_trans) const;
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251
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252 // Singular solvers
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253 FloatMatrix lssolve (const FloatMatrix& b) const;
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254 FloatMatrix lssolve (const FloatMatrix& b, octave_idx_type& info) const;
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255 FloatMatrix lssolve (const FloatMatrix& b, octave_idx_type& info,
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256 octave_idx_type& rank) const;
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257 FloatMatrix lssolve (const FloatMatrix& b, octave_idx_type& info,
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258 octave_idx_type& rank, float& rcon) const;
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259
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260 FloatComplexMatrix lssolve (const FloatComplexMatrix& b) const;
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261 FloatComplexMatrix lssolve (const FloatComplexMatrix& b, octave_idx_type& info) const;
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262 FloatComplexMatrix lssolve (const FloatComplexMatrix& b, octave_idx_type& info,
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263 octave_idx_type& rank) const;
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264 FloatComplexMatrix lssolve (const FloatComplexMatrix& b, octave_idx_type& info,
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265 octave_idx_type& rank, float &rcon) const;
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266
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267 FloatColumnVector lssolve (const FloatColumnVector& b) const;
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268 FloatColumnVector lssolve (const FloatColumnVector& b, octave_idx_type& info) const;
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269 FloatColumnVector lssolve (const FloatColumnVector& b, octave_idx_type& info,
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270 octave_idx_type& rank) const;
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271 FloatColumnVector lssolve (const FloatColumnVector& b, octave_idx_type& info,
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272 octave_idx_type& rank, float& rcon) const;
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273
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274 FloatComplexColumnVector lssolve (const FloatComplexColumnVector& b) const;
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275 FloatComplexColumnVector lssolve (const FloatComplexColumnVector& b,
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276 octave_idx_type& info) const;
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277 FloatComplexColumnVector lssolve (const FloatComplexColumnVector& b,
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278 octave_idx_type& info,
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279 octave_idx_type& rank) const;
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280 FloatComplexColumnVector lssolve (const FloatComplexColumnVector& b,
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281 octave_idx_type& info,
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282 octave_idx_type& rank, float& rcon) const;
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283
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284 FloatMatrix& operator += (const FloatDiagMatrix& a);
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285 FloatMatrix& operator -= (const FloatDiagMatrix& a);
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286
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287 // unary operations
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288
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289 boolMatrix operator ! (void) const;
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290
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291 // other operations
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292
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293 bool any_element_is_negative (bool = false) const;
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294 bool any_element_is_nan (void) const;
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295 bool any_element_is_inf_or_nan (void) const;
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296 bool any_element_not_one_or_zero (void) const;
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297 bool all_elements_are_int_or_inf_or_nan (void) const;
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298 bool all_integers (float& max_val, float& min_val) const;
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299 bool too_large_for_float (void) const;
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300
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301 boolMatrix all (int dim = -1) const;
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302 boolMatrix any (int dim = -1) const;
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303
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304 FloatMatrix cumprod (int dim = -1) const;
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305 FloatMatrix cumsum (int dim = -1) const;
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306 FloatMatrix prod (int dim = -1) const;
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307 FloatMatrix sum (int dim = -1) const;
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308 FloatMatrix sumsq (int dim = -1) const;
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309 FloatMatrix abs (void) const;
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310
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311 FloatMatrix diag (octave_idx_type k = 0) const;
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312
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313 FloatColumnVector row_min (void) const;
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314 FloatColumnVector row_max (void) const;
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315
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316 FloatColumnVector row_min (Array<octave_idx_type>& index) const;
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317 FloatColumnVector row_max (Array<octave_idx_type>& index) const;
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318
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319 FloatRowVector column_min (void) const;
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320 FloatRowVector column_max (void) const;
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321
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322 FloatRowVector column_min (Array<octave_idx_type>& index) const;
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323 FloatRowVector column_max (Array<octave_idx_type>& index) const;
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324
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325 // i/o
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326
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327 friend OCTAVE_API std::ostream& operator << (std::ostream& os, const FloatMatrix& a);
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328 friend OCTAVE_API std::istream& operator >> (std::istream& is, FloatMatrix& a);
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329
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330 static float resize_fill_value (void) { return 0; }
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331
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332 private:
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333
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334 FloatMatrix (float *d, octave_idx_type r, octave_idx_type c) : MArray2<float> (d, r, c) { }
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335 };
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336
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337 // Publish externally used friend functions.
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338
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339 extern OCTAVE_API FloatMatrix real (const FloatComplexMatrix& a);
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340 extern OCTAVE_API FloatMatrix imag (const FloatComplexMatrix& a);
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341
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342 // column vector by row vector -> matrix operations
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343
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344 extern OCTAVE_API FloatMatrix operator * (const FloatColumnVector& a, const FloatRowVector& b);
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345
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346 // Other functions.
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347
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348 extern OCTAVE_API FloatMatrix Givens (float, float);
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349
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350 extern OCTAVE_API FloatMatrix Sylvester (const FloatMatrix&, const FloatMatrix&, const FloatMatrix&);
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351
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352 extern OCTAVE_API FloatMatrix xgemm (const FloatMatrix& a, const FloatMatrix& b,
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353 blas_trans_type transa = blas_no_trans,
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354 blas_trans_type transb = blas_no_trans);
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355
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356 extern OCTAVE_API FloatMatrix operator * (const FloatMatrix& a, const FloatMatrix& b);
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357
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358 extern OCTAVE_API FloatMatrix min (float d, const FloatMatrix& m);
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359 extern OCTAVE_API FloatMatrix min (const FloatMatrix& m, float d);
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360 extern OCTAVE_API FloatMatrix min (const FloatMatrix& a, const FloatMatrix& b);
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361
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362 extern OCTAVE_API FloatMatrix max (float d, const FloatMatrix& m);
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363 extern OCTAVE_API FloatMatrix max (const FloatMatrix& m, float d);
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364 extern OCTAVE_API FloatMatrix max (const FloatMatrix& a, const FloatMatrix& b);
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365
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366 extern OCTAVE_API FloatMatrix linspace (const FloatColumnVector& x1,
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367 const FloatColumnVector& x2,
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368 octave_idx_type n);
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369
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370
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371 MS_CMP_OP_DECLS (FloatMatrix, float, OCTAVE_API)
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372 MS_BOOL_OP_DECLS (FloatMatrix, float, OCTAVE_API)
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373
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374 SM_CMP_OP_DECLS (float, FloatMatrix, OCTAVE_API)
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375 SM_BOOL_OP_DECLS (float, FloatMatrix, OCTAVE_API)
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376
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377 MM_CMP_OP_DECLS (FloatMatrix, FloatMatrix, OCTAVE_API)
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378 MM_BOOL_OP_DECLS (FloatMatrix, FloatMatrix, OCTAVE_API)
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379
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380 MARRAY_FORWARD_DEFS (MArray2, FloatMatrix, float)
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381
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382 template <class T>
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383 void read_int (std::istream& is, bool swap_bytes, T& val);
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384
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385 #endif