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1 /* |
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2 |
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3 Copyright (C) 1996, 1997 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 2, or (at your option) any |
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10 later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, write to the Free |
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19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 |
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21 */ |
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22 |
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23 #if !defined (octave_ComplexDiagMatrix_h) |
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24 #define octave_ComplexDiagMatrix_h 1 |
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25 |
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26 #if defined (__GNUG__) && defined (USE_PRAGMA_INTERFACE_IMPLEMENTATION) |
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27 #pragma interface |
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28 #endif |
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29 |
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30 #include "MDiagArray2.h" |
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31 |
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32 #include "dRowVector.h" |
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33 #include "CRowVector.h" |
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34 #include "dColVector.h" |
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35 #include "CColVector.h" |
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36 |
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37 #include "mx-defs.h" |
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38 |
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39 class |
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40 ComplexDiagMatrix : public MDiagArray2<Complex> |
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41 { |
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42 public: |
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43 |
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44 ComplexDiagMatrix (void) : MDiagArray2<Complex> () { } |
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45 |
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46 ComplexDiagMatrix (int r, int c) : MDiagArray2<Complex> (r, c) { } |
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47 |
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48 ComplexDiagMatrix (int r, int c, const Complex& val) |
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49 : MDiagArray2<Complex> (r, c, val) { } |
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50 |
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51 explicit ComplexDiagMatrix (const RowVector& a) |
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52 : MDiagArray2<Complex> (ComplexRowVector (a)) { } |
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53 |
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54 explicit ComplexDiagMatrix (const ComplexRowVector& a) |
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55 : MDiagArray2<Complex> (a) { } |
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56 |
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57 explicit ComplexDiagMatrix (const ColumnVector& a) |
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58 : MDiagArray2<Complex> (ComplexColumnVector (a)) { } |
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59 |
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60 explicit ComplexDiagMatrix (const ComplexColumnVector& a) |
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61 : MDiagArray2<Complex> (a) { } |
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62 |
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63 explicit ComplexDiagMatrix (const DiagMatrix& a); |
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64 |
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65 ComplexDiagMatrix (const MDiagArray2<Complex>& a) |
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66 : MDiagArray2<Complex> (a) { } |
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67 |
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68 ComplexDiagMatrix (const ComplexDiagMatrix& a) |
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69 : MDiagArray2<Complex> (a) { } |
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70 |
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71 ComplexDiagMatrix& operator = (const ComplexDiagMatrix& a) |
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72 { |
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73 MDiagArray2<Complex>::operator = (a); |
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74 return *this; |
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75 } |
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76 |
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77 bool operator == (const ComplexDiagMatrix& a) const; |
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78 bool operator != (const ComplexDiagMatrix& a) const; |
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79 |
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80 ComplexDiagMatrix& fill (double val); |
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81 ComplexDiagMatrix& fill (const Complex& val); |
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82 ComplexDiagMatrix& fill (double val, int beg, int end); |
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83 ComplexDiagMatrix& fill (const Complex& val, int beg, int end); |
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84 ComplexDiagMatrix& fill (const ColumnVector& a); |
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85 ComplexDiagMatrix& fill (const ComplexColumnVector& a); |
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86 ComplexDiagMatrix& fill (const RowVector& a); |
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87 ComplexDiagMatrix& fill (const ComplexRowVector& a); |
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88 ComplexDiagMatrix& fill (const ColumnVector& a, int beg); |
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89 ComplexDiagMatrix& fill (const ComplexColumnVector& a, int beg); |
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90 ComplexDiagMatrix& fill (const RowVector& a, int beg); |
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91 ComplexDiagMatrix& fill (const ComplexRowVector& a, int beg); |
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92 |
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93 ComplexDiagMatrix hermitian (void) const; // complex conjugate transpose |
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94 ComplexDiagMatrix transpose (void) const; |
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95 |
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96 friend ComplexDiagMatrix conj (const ComplexDiagMatrix& a); |
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97 |
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98 // resize is the destructive analog for this one |
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99 |
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100 ComplexMatrix extract (int r1, int c1, int r2, int c2) const; |
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101 |
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102 // extract row or column i |
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103 |
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104 ComplexRowVector row (int i) const; |
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105 ComplexRowVector row (char *s) const; |
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106 |
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107 ComplexColumnVector column (int i) const; |
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108 ComplexColumnVector column (char *s) const; |
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109 |
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110 ComplexDiagMatrix inverse (int& info) const; |
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111 ComplexDiagMatrix inverse (void) const; |
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112 |
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113 // diagonal matrix by diagonal matrix -> diagonal matrix operations |
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114 |
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115 ComplexDiagMatrix& operator += (const DiagMatrix& a); |
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116 ComplexDiagMatrix& operator -= (const DiagMatrix& a); |
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117 |
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118 // other operations |
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119 |
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120 ComplexColumnVector diag (void) const; |
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121 ComplexColumnVector diag (int k) const; |
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122 |
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123 // i/o |
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124 |
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125 friend std::ostream& operator << (std::ostream& os, const ComplexDiagMatrix& a); |
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126 |
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127 private: |
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128 |
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129 ComplexDiagMatrix (Complex *d, int nr, int nc) |
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130 : MDiagArray2<Complex> (d, nr, nc) { } |
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131 }; |
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132 |
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133 // diagonal matrix by diagonal matrix -> diagonal matrix operations |
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134 |
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135 ComplexDiagMatrix |
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136 operator * (const ComplexDiagMatrix& a, const ComplexDiagMatrix& b); |
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137 |
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138 ComplexDiagMatrix |
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139 operator * (const ComplexDiagMatrix& a, const DiagMatrix& b); |
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140 |
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141 ComplexDiagMatrix |
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142 operator * (const DiagMatrix& a, const ComplexDiagMatrix& b); |
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143 |
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144 MDIAGARRAY2_FORWARD_DEFS (MDiagArray2, ComplexDiagMatrix, Complex) |
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145 |
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146 #endif |
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147 |
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148 /* |
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149 ;;; Local Variables: *** |
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150 ;;; mode: C++ *** |
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151 ;;; End: *** |
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152 */ |
