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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 3 of the License, or (at your |
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10 option) any 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, see |
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19 <http://www.gnu.org/licenses/>. |
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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 #include "MDiagArray2.h" |
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27 |
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28 #include "dRowVector.h" |
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29 #include "CRowVector.h" |
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30 #include "dColVector.h" |
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31 #include "CColVector.h" |
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32 |
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33 #include "mx-defs.h" |
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34 |
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35 class |
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36 ComplexDiagMatrix : public MDiagArray2<Complex> |
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37 { |
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38 public: |
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39 |
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40 ComplexDiagMatrix (void) : MDiagArray2<Complex> () { } |
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41 |
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42 ComplexDiagMatrix (octave_idx_type r, octave_idx_type c) : MDiagArray2<Complex> (r, c) { } |
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43 |
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44 ComplexDiagMatrix (octave_idx_type r, octave_idx_type c, const Complex& val) |
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45 : MDiagArray2<Complex> (r, c, val) { } |
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46 |
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47 explicit ComplexDiagMatrix (const RowVector& a) |
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48 : MDiagArray2<Complex> (ComplexRowVector (a)) { } |
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49 |
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50 explicit ComplexDiagMatrix (const ComplexRowVector& a) |
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51 : MDiagArray2<Complex> (a) { } |
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52 |
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53 explicit ComplexDiagMatrix (const ColumnVector& a) |
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54 : MDiagArray2<Complex> (ComplexColumnVector (a)) { } |
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55 |
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56 explicit ComplexDiagMatrix (const ComplexColumnVector& a) |
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57 : MDiagArray2<Complex> (a) { } |
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58 |
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59 explicit ComplexDiagMatrix (const DiagMatrix& a); |
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60 |
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61 ComplexDiagMatrix (const MDiagArray2<Complex>& a) |
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62 : MDiagArray2<Complex> (a) { } |
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63 |
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64 ComplexDiagMatrix (const ComplexDiagMatrix& a) |
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65 : MDiagArray2<Complex> (a) { } |
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66 |
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67 ComplexDiagMatrix& operator = (const ComplexDiagMatrix& a) |
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68 { |
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69 MDiagArray2<Complex>::operator = (a); |
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70 return *this; |
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71 } |
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72 |
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73 bool operator == (const ComplexDiagMatrix& a) const; |
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74 bool operator != (const ComplexDiagMatrix& a) const; |
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75 |
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76 ComplexDiagMatrix& fill (double val); |
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77 ComplexDiagMatrix& fill (const Complex& val); |
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78 ComplexDiagMatrix& fill (double val, octave_idx_type beg, octave_idx_type end); |
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79 ComplexDiagMatrix& fill (const Complex& val, octave_idx_type beg, octave_idx_type end); |
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80 ComplexDiagMatrix& fill (const ColumnVector& a); |
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81 ComplexDiagMatrix& fill (const ComplexColumnVector& a); |
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82 ComplexDiagMatrix& fill (const RowVector& a); |
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83 ComplexDiagMatrix& fill (const ComplexRowVector& a); |
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84 ComplexDiagMatrix& fill (const ColumnVector& a, octave_idx_type beg); |
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85 ComplexDiagMatrix& fill (const ComplexColumnVector& a, octave_idx_type beg); |
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86 ComplexDiagMatrix& fill (const RowVector& a, octave_idx_type beg); |
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87 ComplexDiagMatrix& fill (const ComplexRowVector& a, octave_idx_type beg); |
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88 |
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89 ComplexDiagMatrix hermitian (void) const; // complex conjugate transpose |
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90 ComplexDiagMatrix transpose (void) const; |
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91 |
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92 friend ComplexDiagMatrix conj (const ComplexDiagMatrix& a); |
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93 |
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94 // resize is the destructive analog for this one |
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95 |
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96 ComplexMatrix extract (octave_idx_type r1, octave_idx_type c1, octave_idx_type r2, octave_idx_type c2) const; |
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97 |
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98 // extract row or column i |
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99 |
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100 ComplexRowVector row (octave_idx_type i) const; |
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101 ComplexRowVector row (char *s) const; |
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102 |
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103 ComplexColumnVector column (octave_idx_type i) const; |
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104 ComplexColumnVector column (char *s) const; |
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105 |
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106 ComplexDiagMatrix inverse (int& info) const; |
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107 ComplexDiagMatrix inverse (void) const; |
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108 |
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109 // diagonal matrix by diagonal matrix -> diagonal matrix operations |
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110 |
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111 ComplexDiagMatrix& operator += (const DiagMatrix& a); |
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112 ComplexDiagMatrix& operator -= (const DiagMatrix& a); |
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113 |
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114 // other operations |
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115 |
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116 ComplexColumnVector diag (void) const; |
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117 ComplexColumnVector diag (octave_idx_type k) const; |
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118 |
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119 // i/o |
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120 |
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121 friend std::ostream& operator << (std::ostream& os, const ComplexDiagMatrix& a); |
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122 |
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123 private: |
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124 |
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125 ComplexDiagMatrix (Complex *d, octave_idx_type nr, octave_idx_type nc) |
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126 : MDiagArray2<Complex> (d, nr, nc) { } |
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127 }; |
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128 |
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129 // diagonal matrix by diagonal matrix -> diagonal matrix operations |
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130 |
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131 ComplexDiagMatrix |
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132 operator * (const ComplexDiagMatrix& a, const ComplexDiagMatrix& b); |
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133 |
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134 ComplexDiagMatrix |
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135 operator * (const ComplexDiagMatrix& a, const DiagMatrix& b); |
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136 |
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137 ComplexDiagMatrix |
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138 operator * (const DiagMatrix& a, const ComplexDiagMatrix& b); |
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139 |
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140 MDIAGARRAY2_FORWARD_DEFS (MDiagArray2, ComplexDiagMatrix, Complex) |
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141 |
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142 #endif |
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143 |
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144 /* |
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145 ;;; Local Variables: *** |
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146 ;;; mode: C++ *** |
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147 ;;; End: *** |
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148 */ |
