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annotate liboctave/fMatrix.h @ 8650:a1ae2aae903e

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abs,real,imag,conj: use code from mx-inlines rather than the generic map
author Jaroslav Hajek <highegg@gmail.com>
date Mon, 02 Feb 2009 15:35:32 +0100
parents c187f0e3a7ee
children b756ce0002db
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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 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-defs.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 void (*solve_singularity_handler) (float rcon);
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42
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43 FloatMatrix (void) : MArray2<float> () { }
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44
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45 FloatMatrix (octave_idx_type r, octave_idx_type c) : MArray2<float> (r, c) { }
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46
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47 FloatMatrix (octave_idx_type r, octave_idx_type c, float val) : MArray2<float> (r, c, val) { }
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48
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49 FloatMatrix (const dim_vector& dv) : MArray2<float> (dv) { }
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50
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51 FloatMatrix (const dim_vector& dv, float val) : MArray2<float> (dv, val) { }
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52
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53 FloatMatrix (const FloatMatrix& a) : MArray2<float> (a) { }
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54
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55 template <class U>
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56 FloatMatrix (const MArray2<U>& a) : MArray2<float> (a) { }
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57
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58 template <class U>
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59 FloatMatrix (const Array2<U>& a) : MArray2<float> (a) { }
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60
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61 explicit FloatMatrix (const FloatRowVector& rv);
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62
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63 explicit FloatMatrix (const FloatColumnVector& cv);
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64
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65 explicit FloatMatrix (const FloatDiagMatrix& a);
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66
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67 explicit FloatMatrix (const PermMatrix& a);
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68
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69 explicit FloatMatrix (const boolMatrix& a);
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70
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71 explicit FloatMatrix (const charMatrix& a);
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72
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73
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74 FloatMatrix& operator = (const FloatMatrix& a)
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75 {
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76 MArray2<float>::operator = (a);
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77 return *this;
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78 }
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79
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80 bool operator == (const FloatMatrix& a) const;
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81 bool operator != (const FloatMatrix& a) const;
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82
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83 bool is_symmetric (void) const;
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84
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85 // destructive insert/delete/reorder operations
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86
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87 FloatMatrix& insert (const FloatMatrix& a, octave_idx_type r, octave_idx_type c);
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88 FloatMatrix& insert (const FloatRowVector& a, octave_idx_type r, octave_idx_type c);
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89 FloatMatrix& insert (const FloatColumnVector& a, octave_idx_type r, octave_idx_type c);
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90 FloatMatrix& insert (const FloatDiagMatrix& a, octave_idx_type r, octave_idx_type c);
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91
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92 FloatMatrix& fill (float val);
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93 FloatMatrix& fill (float val, octave_idx_type r1, octave_idx_type c1, octave_idx_type r2, octave_idx_type c2);
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94
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95 FloatMatrix append (const FloatMatrix& a) const;
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96 FloatMatrix append (const FloatRowVector& a) const;
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97 FloatMatrix append (const FloatColumnVector& a) const;
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98 FloatMatrix append (const FloatDiagMatrix& a) const;
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99
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100 FloatMatrix stack (const FloatMatrix& a) const;
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101 FloatMatrix stack (const FloatRowVector& a) const;
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102 FloatMatrix stack (const FloatColumnVector& a) const;
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103 FloatMatrix stack (const FloatDiagMatrix& a) const;
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104
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105 friend OCTAVE_API FloatMatrix real (const FloatComplexMatrix& a);
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106 friend OCTAVE_API FloatMatrix imag (const FloatComplexMatrix& a);
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107
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108 friend class FloatComplexMatrix;
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109
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110 FloatMatrix transpose (void) const { return MArray2<float>::transpose (); }
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111
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112 // resize is the destructive equivalent for this one
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113
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114 FloatMatrix extract (octave_idx_type r1, octave_idx_type c1, octave_idx_type r2, octave_idx_type c2) const;
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115
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116 FloatMatrix extract_n (octave_idx_type r1, octave_idx_type c1, octave_idx_type nr, octave_idx_type nc) const;
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117
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118 // extract row or column i.
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119
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120 FloatRowVector row (octave_idx_type i) const;
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121
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122 FloatColumnVector column (octave_idx_type i) const;
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123
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124 private:
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125 FloatMatrix tinverse (MatrixType &mattype, octave_idx_type& info, float& rcon,
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126 int force, int calc_cond) const;
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127
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128 FloatMatrix finverse (MatrixType &mattype, octave_idx_type& info, float& rcon,
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129 int force, int calc_cond) const;
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130
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131 public:
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132 FloatMatrix inverse (void) const;
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133 FloatMatrix inverse (octave_idx_type& info) const;
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134 FloatMatrix inverse (octave_idx_type& info, float& rcon, int force = 0,
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135 int calc_cond = 1) const;
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136
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137 FloatMatrix inverse (MatrixType &mattype) const;
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138 FloatMatrix inverse (MatrixType &mattype, octave_idx_type& info) const;
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139 FloatMatrix inverse (MatrixType &mattype, octave_idx_type& info, float& rcon,
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140 int force = 0, int calc_cond = 1) const;
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141
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142 FloatMatrix pseudo_inverse (float tol = 0.0) const;
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143
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144 FloatComplexMatrix fourier (void) const;
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145 FloatComplexMatrix ifourier (void) const;
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146
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147 FloatComplexMatrix fourier2d (void) const;
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148 FloatComplexMatrix ifourier2d (void) const;
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149
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150 FloatDET determinant (void) const;
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151 FloatDET determinant (octave_idx_type& info) const;
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152 FloatDET determinant (octave_idx_type& info, float& rcon, int calc_cond = 1) const;
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153 FloatDET determinant (MatrixType &mattype, octave_idx_type& info,
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154 float& rcon, int calc_cond = 1) const;
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155
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156 float rcond (void) const;
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157 float rcond (MatrixType &mattype) const;
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158
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159 private:
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160 // Upper triangular matrix solvers
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161 FloatMatrix utsolve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info,
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162 float& rcon, solve_singularity_handler sing_handler,
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163 bool calc_cond = false) const;
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164
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165 // Lower triangular matrix solvers
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166 FloatMatrix ltsolve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info,
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167 float& rcon, solve_singularity_handler sing_handler,
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168 bool calc_cond = false) const;
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169
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170 // Full matrix solvers (lu/cholesky)
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171 FloatMatrix fsolve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info,
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172 float& rcon, solve_singularity_handler sing_handler,
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173 bool calc_cond = false) const;
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174
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175 public:
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176 // Generic interface to solver with no probing of type
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177 FloatMatrix solve (MatrixType &typ, const FloatMatrix& b) const;
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178 FloatMatrix solve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info) const;
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179 FloatMatrix solve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info,
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180 float& rcon) const;
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181 FloatMatrix solve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info,
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182 float& rcon, solve_singularity_handler sing_handler,
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183 bool singular_fallback = true) const;
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184
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185 FloatComplexMatrix solve (MatrixType &typ, const FloatComplexMatrix& b) const;
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186 FloatComplexMatrix solve (MatrixType &typ, const FloatComplexMatrix& b,
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187 octave_idx_type& info) const;
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188 FloatComplexMatrix solve (MatrixType &typ, const FloatComplexMatrix& b,
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189 octave_idx_type& info, float& rcon) const;
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190 FloatComplexMatrix solve (MatrixType &typ, const FloatComplexMatrix& b,
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191 octave_idx_type& info, float& rcon,
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192 solve_singularity_handler sing_handler,
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193 bool singular_fallback = true) const;
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194
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195 FloatColumnVector solve (MatrixType &typ, const FloatColumnVector& b) const;
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196 FloatColumnVector solve (MatrixType &typ, const FloatColumnVector& b,
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197 octave_idx_type& info) const;
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198 FloatColumnVector solve (MatrixType &typ, const FloatColumnVector& b,
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199 octave_idx_type& info, float& rcon) const;
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200 FloatColumnVector solve (MatrixType &typ, const FloatColumnVector& b,
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201 octave_idx_type& info, float& rcon,
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202 solve_singularity_handler sing_handler) const;
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203
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204 FloatComplexColumnVector solve (MatrixType &typ,
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205 const FloatComplexColumnVector& b) const;
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206 FloatComplexColumnVector solve (MatrixType &typ, const FloatComplexColumnVector& b,
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207 octave_idx_type& info) const;
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208 FloatComplexColumnVector solve (MatrixType &typ, const FloatComplexColumnVector& b,
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209 octave_idx_type& info, float& rcon) const;
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210 FloatComplexColumnVector solve (MatrixType &typ, const FloatComplexColumnVector& b,
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211 octave_idx_type& info, float& rcon,
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212 solve_singularity_handler sing_handler) const;
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213
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214 // Generic interface to solver with probing of type
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215 FloatMatrix solve (const FloatMatrix& b) const;
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216 FloatMatrix solve (const FloatMatrix& b, octave_idx_type& info) const;
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217 FloatMatrix solve (const FloatMatrix& b, octave_idx_type& info, float& rcon) const;
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218 FloatMatrix solve (const FloatMatrix& b, octave_idx_type& info, float& rcon,
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219 solve_singularity_handler sing_handler) const;
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220
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221 FloatComplexMatrix solve (const FloatComplexMatrix& b) const;
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222 FloatComplexMatrix solve (const FloatComplexMatrix& b, octave_idx_type& info) const;
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223 FloatComplexMatrix solve (const FloatComplexMatrix& b, octave_idx_type& info, float& rcon) const;
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224 FloatComplexMatrix solve (const FloatComplexMatrix& b, octave_idx_type& info, float& rcon,
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225 solve_singularity_handler sing_handler) const;
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226
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227 FloatColumnVector solve (const FloatColumnVector& b) const;
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228 FloatColumnVector solve (const FloatColumnVector& b, octave_idx_type& info) const;
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229 FloatColumnVector solve (const FloatColumnVector& b, octave_idx_type& info, float& rcon) const;
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230 FloatColumnVector solve (const FloatColumnVector& b, octave_idx_type& info, float& rcon,
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231 solve_singularity_handler sing_handler) const;
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232
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233 FloatComplexColumnVector solve (const FloatComplexColumnVector& b) const;
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234 FloatComplexColumnVector solve (const FloatComplexColumnVector& b, octave_idx_type& info) const;
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235 FloatComplexColumnVector solve (const FloatComplexColumnVector& b, octave_idx_type& info,
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236 float& rcon) const;
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237 FloatComplexColumnVector solve (const FloatComplexColumnVector& b, octave_idx_type& info,
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238 float& rcon,
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239 solve_singularity_handler sing_handler) const;
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240
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241 // Singular solvers
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242 FloatMatrix lssolve (const FloatMatrix& b) const;
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243 FloatMatrix lssolve (const FloatMatrix& b, octave_idx_type& info) const;
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244 FloatMatrix lssolve (const FloatMatrix& b, octave_idx_type& info,
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245 octave_idx_type& rank) const;
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246 FloatMatrix lssolve (const FloatMatrix& b, octave_idx_type& info,
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247 octave_idx_type& rank, float& rcon) const;
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248
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249 FloatComplexMatrix lssolve (const FloatComplexMatrix& b) const;
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250 FloatComplexMatrix lssolve (const FloatComplexMatrix& b, octave_idx_type& info) const;
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251 FloatComplexMatrix lssolve (const FloatComplexMatrix& b, octave_idx_type& info,
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252 octave_idx_type& rank) const;
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253 FloatComplexMatrix lssolve (const FloatComplexMatrix& b, octave_idx_type& info,
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254 octave_idx_type& rank, float &rcon) const;
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255
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256 FloatColumnVector lssolve (const FloatColumnVector& b) const;
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257 FloatColumnVector lssolve (const FloatColumnVector& b, octave_idx_type& info) const;
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258 FloatColumnVector lssolve (const FloatColumnVector& b, octave_idx_type& info,
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259 octave_idx_type& rank) const;
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260 FloatColumnVector lssolve (const FloatColumnVector& b, octave_idx_type& info,
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261 octave_idx_type& rank, float& rcon) const;
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262
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263 FloatComplexColumnVector lssolve (const FloatComplexColumnVector& b) const;
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264 FloatComplexColumnVector lssolve (const FloatComplexColumnVector& b,
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265 octave_idx_type& info) const;
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266 FloatComplexColumnVector lssolve (const FloatComplexColumnVector& b,
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267 octave_idx_type& info,
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268 octave_idx_type& rank) const;
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269 FloatComplexColumnVector lssolve (const FloatComplexColumnVector& b,
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270 octave_idx_type& info,
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271 octave_idx_type& rank, float& rcon) const;
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272
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273 FloatMatrix& operator += (const FloatDiagMatrix& a);
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274 FloatMatrix& operator -= (const FloatDiagMatrix& a);
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275
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276 // unary operations
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277
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278 boolMatrix operator ! (void) const;
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279
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280 // other operations
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281
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282 typedef float (*dmapper) (float);
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283 typedef FloatComplex (*cmapper) (const FloatComplex&);
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284 typedef bool (*bmapper) (float);
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285
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286 FloatMatrix map (dmapper fcn) const;
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287 FloatComplexMatrix map (cmapper fcn) const;
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288 boolMatrix map (bmapper fcn) const;
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289
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290 bool any_element_is_negative (bool = false) const;
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291 bool any_element_is_nan (void) const;
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292 bool any_element_is_inf_or_nan (void) const;
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293 bool any_element_not_one_or_zero (void) const;
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294 bool all_elements_are_int_or_inf_or_nan (void) const;
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295 bool all_integers (float& max_val, float& min_val) const;
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296 bool too_large_for_float (void) const;
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297
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298 boolMatrix all (int dim = -1) const;
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299 boolMatrix any (int dim = -1) const;
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300
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301 FloatMatrix cumprod (int dim = -1) const;
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302 FloatMatrix cumsum (int dim = -1) const;
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303 FloatMatrix prod (int dim = -1) const;
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304 FloatMatrix sum (int dim = -1) const;
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305 FloatMatrix sumsq (int dim = -1) const;
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306 FloatMatrix abs (void) const;
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307
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308 FloatMatrix diag (octave_idx_type k = 0) const;
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309
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310 FloatColumnVector row_min (void) const;
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311 FloatColumnVector row_max (void) const;
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312
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313 FloatColumnVector row_min (Array<octave_idx_type>& index) const;
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314 FloatColumnVector row_max (Array<octave_idx_type>& index) const;
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315
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316 FloatRowVector column_min (void) const;
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317 FloatRowVector column_max (void) const;
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318
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319 FloatRowVector column_min (Array<octave_idx_type>& index) const;
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320 FloatRowVector column_max (Array<octave_idx_type>& index) const;
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321
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322 // i/o
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323
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324 friend OCTAVE_API std::ostream& operator << (std::ostream& os, const FloatMatrix& a);
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325 friend OCTAVE_API std::istream& operator >> (std::istream& is, FloatMatrix& a);
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326
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327 static float resize_fill_value (void) { return 0; }
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328
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329 private:
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330
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331 FloatMatrix (float *d, octave_idx_type r, octave_idx_type c) : MArray2<float> (d, r, c) { }
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332 };
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333
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334 // Publish externally used friend functions.
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335
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336 extern OCTAVE_API FloatMatrix real (const FloatComplexMatrix& a);
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337 extern OCTAVE_API FloatMatrix imag (const FloatComplexMatrix& a);
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338
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339 // column vector by row vector -> matrix operations
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340
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341 extern OCTAVE_API FloatMatrix operator * (const FloatColumnVector& a, const FloatRowVector& b);
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342
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343 // Other functions.
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344
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345 extern OCTAVE_API FloatMatrix Givens (float, float);
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346
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347 extern OCTAVE_API FloatMatrix Sylvester (const FloatMatrix&, const FloatMatrix&, const FloatMatrix&);
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348
7804
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349 extern OCTAVE_API FloatMatrix xgemm (bool transa, const FloatMatrix& a, bool transb, const FloatMatrix& b);
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350
7789
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351 extern OCTAVE_API FloatMatrix operator * (const FloatMatrix& a, const FloatMatrix& b);
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352
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353 extern OCTAVE_API FloatMatrix min (float d, const FloatMatrix& m);
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354 extern OCTAVE_API FloatMatrix min (const FloatMatrix& m, float d);
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355 extern OCTAVE_API FloatMatrix min (const FloatMatrix& a, const FloatMatrix& b);
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356
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357 extern OCTAVE_API FloatMatrix max (float d, const FloatMatrix& m);
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358 extern OCTAVE_API FloatMatrix max (const FloatMatrix& m, float d);
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359 extern OCTAVE_API FloatMatrix max (const FloatMatrix& a, const FloatMatrix& b);
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360
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361 MS_CMP_OP_DECLS (FloatMatrix, float, OCTAVE_API)
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362 MS_BOOL_OP_DECLS (FloatMatrix, float, OCTAVE_API)
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363
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364 SM_CMP_OP_DECLS (float, FloatMatrix, OCTAVE_API)
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365 SM_BOOL_OP_DECLS (float, FloatMatrix, OCTAVE_API)
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366
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367 MM_CMP_OP_DECLS (FloatMatrix, FloatMatrix, OCTAVE_API)
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368 MM_BOOL_OP_DECLS (FloatMatrix, FloatMatrix, OCTAVE_API)
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369
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370 MARRAY_FORWARD_DEFS (MArray2, FloatMatrix, float)
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371
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372 template <class T>
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373 void read_int (std::istream& is, bool swap_bytes, T& val);
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374
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375 #endif
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376
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377 /*
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378 ;;; Local Variables: ***
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379 ;;; mode: C++ ***
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380 ;;; End: ***
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381 */