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data member initialization fixes
author John W. Eaton <jwe@octave.org>
date Thu, 13 Jan 2011 02:37:45 -0500
parents cbc402e64d83
children fd0a3ac60b0e
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1 /*
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2
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3 Copyright (C) 1994, 1995, 1996, 1997, 2000, 2002, 2004, 2005, 2006,
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4 2007, 2008 John W. Eaton
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5
07fabd96ac6a [project @ 1994-06-06 00:58:18 by jwe]
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6 This file is part of Octave.
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7
07fabd96ac6a [project @ 1994-06-06 00:58:18 by jwe]
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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
07fabd96ac6a [project @ 1994-06-06 00:58:18 by jwe]
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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
07fabd96ac6a [project @ 1994-06-06 00:58:18 by jwe]
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22 */
07fabd96ac6a [project @ 1994-06-06 00:58:18 by jwe]
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23
07fabd96ac6a [project @ 1994-06-06 00:58:18 by jwe]
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24 #if !defined (octave_EIG_h)
07fabd96ac6a [project @ 1994-06-06 00:58:18 by jwe]
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25 #define octave_EIG_h 1
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26
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27 #include <iosfwd>
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28
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29 #include "dMatrix.h"
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30 #include "CMatrix.h"
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31 #include "CColVector.h"
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32
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33 class
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34 OCTAVE_API
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35 EIG
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36 {
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37 friend class Matrix;
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38 friend class ComplexMatrix;
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39
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40 public:
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41
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42 EIG (void) : lambda (), v () { }
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43
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44 EIG (const Matrix& a, bool calc_eigenvectors = true)
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45 : lambda (), v ()
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46 {
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47 init (a, calc_eigenvectors);
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48 }
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49
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50 EIG (const Matrix& a, octave_idx_type& info, bool calc_eigenvectors = true)
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51 : lambda (), v ()
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52 {
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53 info = init (a, calc_eigenvectors);
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54 }
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55
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56 EIG (const Matrix& a, const Matrix& b, bool calc_eigenvectors = true)
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57 : lambda (), v ()
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58 {
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59 init (a, b, calc_eigenvectors);
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60 }
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61
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62 EIG (const Matrix& a, const Matrix& b, octave_idx_type& info,
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63 bool calc_eigenvectors = true)
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64 : lambda (), v ()
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65 {
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66 info = init (a, b, calc_eigenvectors);
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67 }
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68
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69 EIG (const ComplexMatrix& a, bool calc_eigenvectors = true)
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70 : lambda (), v ()
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71 {
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72 init (a, calc_eigenvectors);
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73 }
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75 EIG (const ComplexMatrix& a, octave_idx_type& info,
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76 bool calc_eigenvectors = true)
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77 : lambda (), v ()
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78 {
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79 info = init (a, calc_eigenvectors);
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80 }
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81
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82 EIG (const ComplexMatrix& a, const ComplexMatrix& b,
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83 bool calc_eigenvectors = true)
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84 : lambda (), v ()
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85 {
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86 init (a, b, calc_eigenvectors);
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87 }
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88
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89 EIG (const ComplexMatrix& a, const ComplexMatrix& b,
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90 octave_idx_type& info, bool calc_eigenvectors = true)
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91 : lambda (), v ()
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92 {
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93 info = init (a, b, calc_eigenvectors);
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94 }
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95
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96 EIG (const EIG& a)
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97 : lambda (a.lambda), v (a.v) { }
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98
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99 EIG& operator = (const EIG& a)
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100 {
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101 if (this != &a)
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102 {
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103 lambda = a.lambda;
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104 v = a.v;
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105 }
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106 return *this;
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107 }
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108
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109 ~EIG (void) { }
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110
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111 ComplexColumnVector eigenvalues (void) const { return lambda; }
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112
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113 ComplexMatrix eigenvectors (void) const { return v; }
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114
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115 friend std::ostream& operator << (std::ostream& os, const EIG& a);
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116
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117 private:
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118
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119 ComplexColumnVector lambda;
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120 ComplexMatrix v;
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121
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122 octave_idx_type init (const Matrix& a, bool calc_eigenvectors);
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123
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124 octave_idx_type init (const Matrix& a, const Matrix& b,
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125 bool calc_eigenvectors);
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126
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127 octave_idx_type init (const ComplexMatrix& a, bool calc_eigenvectors);
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128
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129 octave_idx_type init (const ComplexMatrix& a, const ComplexMatrix& b,
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130 bool calc_eigenvectors);
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131
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132 octave_idx_type symmetric_init (const Matrix& a, bool calc_eigenvectors);
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133
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134 octave_idx_type symmetric_init (const Matrix& a, const Matrix& b,
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135 bool calc_eigenvectors);
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136
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137 octave_idx_type hermitian_init (const ComplexMatrix& a,
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138 bool calc_eigenvectors);
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139
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140 octave_idx_type hermitian_init (const ComplexMatrix& a,
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141 const ComplexMatrix& b,
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142 bool calc_eigenvectors);
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143
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144 };
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145
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146 #endif