Mercurial > octave
annotate liboctave/numeric/sparse-lu.cc @ 27956:2310164737b3 stable
fix many spelling errors (bug #57613)
author | John W. Eaton <jwe@octave.org> |
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date | Fri, 17 Jan 2020 13:15:27 -0600 |
parents | 00f796120a6d |
children | c20b7290c778 |
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5164 | 1 /* |
2 | |
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3 Copyright (C) 2016-2019 John W. Eaton |
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4 Copyright (C) 2004-2019 David Bateman |
11523 | 5 Copyright (C) 1998-2004 Andy Adler |
7016 | 6 |
7 This file is part of Octave. | |
5164 | 8 |
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9 Octave is free software: you can redistribute it and/or modify it |
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10 under the terms of the GNU General Public License as published by |
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11 the Free Software Foundation, either version 3 of the License, or |
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12 (at your option) any later version. |
5164 | 13 |
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14 Octave is distributed in the hope that it will be useful, but |
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15 WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 GNU General Public License for more details. |
5164 | 18 |
19 You should have received a copy of the GNU General Public License | |
7016 | 20 along with Octave; see the file COPYING. If not, see |
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21 <https://www.gnu.org/licenses/>. |
5164 | 22 |
23 */ | |
24 | |
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25 #if defined (HAVE_CONFIG_H) |
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26 # include "config.h" |
5164 | 27 #endif |
28 | |
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29 #include "CSparse.h" |
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30 #include "PermMatrix.h" |
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31 #include "dSparse.h" |
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32 #include "lo-error.h" |
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33 #include "lo-mappers.h" |
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34 #include "oct-locbuf.h" |
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35 #include "oct-sparse.h" |
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36 #include "oct-spparms.h" |
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37 #include "sparse-lu.h" |
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38 |
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39 namespace octave |
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40 { |
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41 namespace math |
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42 { |
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43 // Wrappers for SuiteSparse (formerly UMFPACK) functions that have |
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44 // different names depending on the sparse matrix data type. |
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45 // |
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46 // All of these functions must be specialized to forward to the correct |
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47 // SuiteSparse functions. |
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48 |
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49 template <typename T> |
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50 void |
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51 umfpack_defaults (double *Control); |
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52 |
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53 template <typename T> |
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54 void |
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55 umfpack_free_numeric (void **Numeric); |
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56 |
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57 template <typename T> |
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58 void |
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59 umfpack_free_symbolic (void **Symbolic); |
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60 |
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61 template <typename T> |
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62 octave_idx_type |
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63 umfpack_get_lunz (octave_idx_type *lnz, octave_idx_type *unz, |
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64 void *Numeric); |
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65 |
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66 template <typename T> |
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67 octave_idx_type |
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68 umfpack_get_numeric (octave_idx_type *Lp, octave_idx_type *Lj, |
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69 T *Lx, // Or Lz_packed |
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70 octave_idx_type *Up, octave_idx_type *Ui, |
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71 T *Ux, // Or Uz_packed |
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72 octave_idx_type *p, octave_idx_type *q, |
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73 double *Dz_packed, octave_idx_type *do_recip, |
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74 double *Rs, void *Numeric); |
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75 |
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76 template <typename T> |
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77 octave_idx_type |
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78 umfpack_numeric (const octave_idx_type *Ap, const octave_idx_type *Ai, |
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79 const T *Ax, // Or Az_packed |
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80 void *Symbolic, void **Numeric, |
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81 const double *Control, double *Info); |
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82 |
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83 template <typename T> |
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84 octave_idx_type |
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85 umfpack_qsymbolic (octave_idx_type n_row, octave_idx_type n_col, |
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86 const octave_idx_type *Ap, const octave_idx_type *Ai, |
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87 const T *Ax, // Or Az_packed |
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88 const octave_idx_type *Qinit, void **Symbolic, |
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89 const double *Control, double *Info); |
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90 |
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91 template <typename T> |
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92 void |
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93 umfpack_report_control (const double *Control); |
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94 |
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95 template <typename T> |
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96 void |
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97 umfpack_report_info (const double *Control, const double *Info); |
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98 |
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99 template <typename T> |
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100 void |
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101 umfpack_report_matrix (octave_idx_type n_row, octave_idx_type n_col, |
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102 const octave_idx_type *Ap, |
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103 const octave_idx_type *Ai, |
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104 const T *Ax, // Or Az_packed |
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105 octave_idx_type col_form, const double *Control); |
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106 |
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107 template <typename T> |
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108 void |
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109 umfpack_report_numeric (void *Numeric, const double *Control); |
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110 |
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111 template <typename T> |
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112 void |
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113 umfpack_report_perm (octave_idx_type np, const octave_idx_type *Perm, |
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114 const double *Control); |
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115 |
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116 template <typename T> |
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117 void |
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118 umfpack_report_status (double *Control, octave_idx_type status); |
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119 |
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120 template <typename T> |
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121 void |
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122 umfpack_report_symbolic (void *Symbolic, const double *Control); |
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123 |
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124 #if defined (HAVE_UMFPACK) |
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125 |
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126 // SparseMatrix Specialization. |
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127 |
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128 template <> |
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129 inline void |
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130 umfpack_defaults<double> (double *Control) |
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131 { |
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132 UMFPACK_DNAME (defaults) (Control); |
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133 } |
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134 |
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135 template <> |
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136 inline void |
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137 umfpack_free_numeric<double> (void **Numeric) |
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138 { |
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139 UMFPACK_DNAME (free_numeric) (Numeric); |
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140 } |
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141 |
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142 template <> |
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143 inline void |
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144 umfpack_free_symbolic<double> (void **Symbolic) |
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145 { |
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146 UMFPACK_DNAME (free_symbolic) (Symbolic); |
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147 } |
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148 |
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149 template <> |
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150 inline octave_idx_type |
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151 umfpack_get_lunz<double> |
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152 (octave_idx_type *lnz, octave_idx_type *unz, void *Numeric) |
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153 { |
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154 suitesparse_integer ignore1, ignore2, ignore3; |
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155 |
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156 return UMFPACK_DNAME (get_lunz) (to_suitesparse_intptr (lnz), |
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157 to_suitesparse_intptr (unz), |
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158 &ignore1, &ignore2, &ignore3, Numeric); |
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159 } |
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160 |
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161 template <> |
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162 inline octave_idx_type |
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163 umfpack_get_numeric<double> |
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164 (octave_idx_type *Lp, octave_idx_type *Lj, double *Lx, |
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165 octave_idx_type *Up, octave_idx_type *Ui, double *Ux, |
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166 octave_idx_type *p, octave_idx_type *q, double *Dx, |
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167 octave_idx_type *do_recip, double *Rs, void *Numeric) |
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168 { |
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169 return UMFPACK_DNAME (get_numeric) (to_suitesparse_intptr (Lp), |
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170 to_suitesparse_intptr (Lj), |
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171 Lx, to_suitesparse_intptr (Up), |
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172 to_suitesparse_intptr (Ui), Ux, |
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173 to_suitesparse_intptr (p), |
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174 to_suitesparse_intptr (q), Dx, |
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175 to_suitesparse_intptr (do_recip), |
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176 Rs, Numeric); |
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177 } |
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178 |
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179 template <> |
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180 inline octave_idx_type |
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181 umfpack_numeric<double> |
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182 (const octave_idx_type *Ap, const octave_idx_type *Ai, |
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183 const double *Ax, void *Symbolic, void **Numeric, |
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184 const double *Control, double *Info) |
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185 { |
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186 return UMFPACK_DNAME (numeric) (to_suitesparse_intptr (Ap), |
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187 to_suitesparse_intptr (Ai), |
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188 Ax, Symbolic, Numeric, Control, Info); |
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189 } |
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190 |
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191 template <> |
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192 inline octave_idx_type |
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193 umfpack_qsymbolic<double> |
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194 (octave_idx_type n_row, octave_idx_type n_col, const octave_idx_type *Ap, |
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195 const octave_idx_type *Ai, const double *Ax, |
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196 const octave_idx_type *Qinit, void **Symbolic, |
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197 const double *Control, double *Info) |
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198 { |
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199 return UMFPACK_DNAME (qsymbolic) (n_row, n_col, |
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200 to_suitesparse_intptr (Ap), |
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201 to_suitesparse_intptr (Ai), Ax, |
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202 to_suitesparse_intptr (Qinit), |
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203 Symbolic, Control, Info); |
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204 } |
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205 |
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206 template <> |
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207 inline void |
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208 umfpack_report_control<double> (const double *Control) |
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209 { |
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210 UMFPACK_DNAME (report_control) (Control); |
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211 } |
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212 |
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213 template <> |
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214 inline void |
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215 umfpack_report_info<double> (const double *Control, const double *Info) |
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216 { |
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217 UMFPACK_DNAME (report_info) (Control, Info); |
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218 } |
5164 | 219 |
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220 template <> |
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221 inline void |
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222 umfpack_report_matrix<double> |
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223 (octave_idx_type n_row, octave_idx_type n_col, const octave_idx_type *Ap, |
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224 const octave_idx_type *Ai, const double *Ax, octave_idx_type col_form, |
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225 const double *Control) |
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226 { |
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227 UMFPACK_DNAME (report_matrix) (n_row, n_col, |
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228 to_suitesparse_intptr (Ap), |
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229 to_suitesparse_intptr (Ai), Ax, |
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230 col_form, Control); |
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231 } |
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232 |
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233 template <> |
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234 inline void |
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235 umfpack_report_numeric<double> (void *Numeric, const double *Control) |
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236 { |
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237 UMFPACK_DNAME (report_numeric) (Numeric, Control); |
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238 } |
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239 |
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240 template <> |
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241 inline void |
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242 umfpack_report_perm<double> |
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243 (octave_idx_type np, const octave_idx_type *Perm, const double *Control) |
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244 { |
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245 UMFPACK_DNAME (report_perm) (np, to_suitesparse_intptr (Perm), Control); |
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246 } |
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247 |
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248 template <> |
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249 inline void |
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250 umfpack_report_status<double> (double *Control, octave_idx_type status) |
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251 { |
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252 UMFPACK_DNAME (report_status) (Control, status); |
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253 } |
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254 |
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255 template <> |
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256 inline void |
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257 umfpack_report_symbolic<double> (void *Symbolic, const double *Control) |
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258 { |
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259 UMFPACK_DNAME (report_symbolic) (Symbolic, Control); |
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260 } |
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261 |
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262 // SparseComplexMatrix specialization. |
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263 |
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264 template <> |
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265 inline void |
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266 umfpack_defaults<Complex> (double *Control) |
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267 { |
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268 UMFPACK_ZNAME (defaults) (Control); |
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269 } |
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270 |
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271 template <> |
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272 inline void |
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273 umfpack_free_numeric<Complex> (void **Numeric) |
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274 { |
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275 UMFPACK_ZNAME (free_numeric) (Numeric); |
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276 } |
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277 |
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278 template <> |
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279 inline void |
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280 umfpack_free_symbolic<Complex> (void **Symbolic) |
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281 { |
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282 UMFPACK_ZNAME (free_symbolic) (Symbolic); |
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283 } |
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284 |
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285 template <> |
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286 inline octave_idx_type |
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287 umfpack_get_lunz<Complex> |
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288 (octave_idx_type *lnz, octave_idx_type *unz, void *Numeric) |
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289 { |
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290 suitesparse_integer ignore1, ignore2, ignore3; |
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291 |
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292 return UMFPACK_ZNAME (get_lunz) (to_suitesparse_intptr (lnz), |
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293 to_suitesparse_intptr (unz), |
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294 &ignore1, &ignore2, &ignore3, Numeric); |
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295 } |
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296 |
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297 template <> |
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298 inline octave_idx_type |
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299 umfpack_get_numeric<Complex> |
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300 (octave_idx_type *Lp, octave_idx_type *Lj, Complex *Lz, |
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301 octave_idx_type *Up, octave_idx_type *Ui, Complex *Uz, |
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302 octave_idx_type *p, octave_idx_type *q, double *Dz, |
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303 octave_idx_type *do_recip, double *Rs, void *Numeric) |
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304 { |
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305 return UMFPACK_ZNAME (get_numeric) (to_suitesparse_intptr (Lp), |
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306 to_suitesparse_intptr (Lj), |
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307 reinterpret_cast<double *> (Lz), |
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308 nullptr, to_suitesparse_intptr (Up), |
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309 to_suitesparse_intptr (Ui), |
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310 reinterpret_cast<double *> (Uz), |
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311 nullptr, to_suitesparse_intptr (p), |
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312 to_suitesparse_intptr (q), |
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313 reinterpret_cast<double *> (Dz), |
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314 nullptr, to_suitesparse_intptr (do_recip), |
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315 Rs, Numeric); |
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316 } |
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317 |
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318 template <> |
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319 inline octave_idx_type |
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320 umfpack_numeric<Complex> |
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321 (const octave_idx_type *Ap, const octave_idx_type *Ai, |
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322 const Complex *Az, void *Symbolic, void **Numeric, |
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323 const double *Control, double *Info) |
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324 { |
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325 return UMFPACK_ZNAME (numeric) (to_suitesparse_intptr (Ap), |
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326 to_suitesparse_intptr (Ai), |
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327 reinterpret_cast<const double *> (Az), |
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328 nullptr, Symbolic, Numeric, Control, Info); |
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329 } |
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330 |
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331 template <> |
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332 inline octave_idx_type |
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333 umfpack_qsymbolic<Complex> |
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334 (octave_idx_type n_row, octave_idx_type n_col, |
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335 const octave_idx_type *Ap, const octave_idx_type *Ai, |
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336 const Complex *Az, const octave_idx_type *Qinit, |
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337 void **Symbolic, const double *Control, double *Info) |
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338 { |
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339 return UMFPACK_ZNAME (qsymbolic) (n_row, n_col, |
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340 to_suitesparse_intptr (Ap), |
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341 to_suitesparse_intptr (Ai), |
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342 reinterpret_cast<const double *> (Az), |
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343 nullptr, to_suitesparse_intptr (Qinit), |
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344 Symbolic, Control, Info); |
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345 } |
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346 |
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347 template <> |
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348 inline void |
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349 umfpack_report_control<Complex> (const double *Control) |
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350 { |
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351 UMFPACK_ZNAME (report_control) (Control); |
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352 } |
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353 |
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354 template <> |
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355 inline void |
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356 umfpack_report_info<Complex> (const double *Control, const double *Info) |
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357 { |
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358 UMFPACK_ZNAME (report_info) (Control, Info); |
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359 } |
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360 |
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361 template <> |
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362 inline void |
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363 umfpack_report_matrix<Complex> |
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364 (octave_idx_type n_row, octave_idx_type n_col, |
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365 const octave_idx_type *Ap, const octave_idx_type *Ai, |
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366 const Complex *Az, octave_idx_type col_form, const double *Control) |
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367 { |
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368 UMFPACK_ZNAME (report_matrix) (n_row, n_col, |
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369 to_suitesparse_intptr (Ap), |
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370 to_suitesparse_intptr (Ai), |
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371 reinterpret_cast<const double *> (Az), |
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372 nullptr, col_form, Control); |
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373 } |
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374 |
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375 template <> |
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376 inline void |
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377 umfpack_report_numeric<Complex> (void *Numeric, const double *Control) |
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378 { |
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379 UMFPACK_ZNAME (report_numeric) (Numeric, Control); |
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380 } |
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381 |
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382 template <> |
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383 inline void |
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384 umfpack_report_perm<Complex> |
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385 (octave_idx_type np, const octave_idx_type *Perm, const double *Control) |
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386 { |
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387 UMFPACK_ZNAME (report_perm) (np, to_suitesparse_intptr (Perm), Control); |
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388 } |
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389 |
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390 template <> |
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391 inline void |
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392 umfpack_report_status<Complex> (double *Control, octave_idx_type status) |
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393 { |
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394 UMFPACK_ZNAME (report_status) (Control, status); |
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395 } |
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396 |
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397 template <> |
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398 inline void |
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399 umfpack_report_symbolic <Complex> (void *Symbolic, const double *Control) |
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400 { |
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401 UMFPACK_ZNAME (report_symbolic) (Symbolic, Control); |
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402 } |
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403 |
21207
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|
404 #endif |
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405 |
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406 template <typename lu_type> |
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407 sparse_lu<lu_type>::sparse_lu (const lu_type& a, const Matrix& piv_thres, |
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408 bool scale) |
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409 : Lfact (), Ufact (), Rfact (), cond (0), P (), Q () |
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410 { |
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411 #if defined (HAVE_UMFPACK) |
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412 octave_idx_type nr = a.rows (); |
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413 octave_idx_type nc = a.cols (); |
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414 |
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415 // Setup the control parameters |
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416 Matrix Control (UMFPACK_CONTROL, 1); |
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417 double *control = Control.fortran_vec (); |
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418 umfpack_defaults<lu_elt_type> (control); |
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419 |
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420 double tmp = octave_sparse_params::get_key ("spumoni"); |
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421 if (! math::isnan (tmp)) |
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422 Control (UMFPACK_PRL) = tmp; |
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423 |
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424 if (piv_thres.numel () == 2) |
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|
425 { |
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426 tmp = (piv_thres (0) > 1. ? 1. : piv_thres (0)); |
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427 if (! math::isnan (tmp)) |
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428 Control (UMFPACK_PIVOT_TOLERANCE) = tmp; |
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|
429 |
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430 tmp = (piv_thres (1) > 1. ? 1. : piv_thres (1)); |
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431 if (! math::isnan (tmp)) |
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432 Control (UMFPACK_SYM_PIVOT_TOLERANCE) = tmp; |
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433 } |
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|
434 else |
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|
435 { |
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|
436 tmp = octave_sparse_params::get_key ("piv_tol"); |
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437 if (! math::isnan (tmp)) |
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438 Control (UMFPACK_PIVOT_TOLERANCE) = tmp; |
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|
439 |
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440 tmp = octave_sparse_params::get_key ("sym_tol"); |
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441 if (! math::isnan (tmp)) |
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442 Control (UMFPACK_SYM_PIVOT_TOLERANCE) = tmp; |
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443 } |
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444 |
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445 // Set whether we are allowed to modify Q or not |
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446 tmp = octave_sparse_params::get_key ("autoamd"); |
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447 if (! math::isnan (tmp)) |
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448 Control (UMFPACK_FIXQ) = tmp; |
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449 |
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450 // Turn-off UMFPACK scaling for LU |
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451 if (scale) |
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452 Control (UMFPACK_SCALE) = UMFPACK_SCALE_SUM; |
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453 else |
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454 Control (UMFPACK_SCALE) = UMFPACK_SCALE_NONE; |
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|
455 |
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|
456 umfpack_report_control<lu_elt_type> (control); |
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457 |
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458 const octave_idx_type *Ap = a.cidx (); |
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459 const octave_idx_type *Ai = a.ridx (); |
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460 const lu_elt_type *Ax = a.data (); |
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461 |
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|
462 umfpack_report_matrix<lu_elt_type> (nr, nc, Ap, Ai, Ax, |
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463 static_cast<octave_idx_type> (1), |
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|
464 control); |
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465 |
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466 void *Symbolic; |
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467 Matrix Info (1, UMFPACK_INFO); |
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|
468 double *info = Info.fortran_vec (); |
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469 int status = umfpack_qsymbolic<lu_elt_type> (nr, nc, Ap, Ai, Ax, nullptr, |
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|
470 &Symbolic, control, info); |
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|
471 |
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472 if (status < 0) |
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|
473 { |
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|
474 umfpack_report_status<lu_elt_type> (control, status); |
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|
475 umfpack_report_info<lu_elt_type> (control, info); |
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476 |
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|
477 umfpack_free_symbolic<lu_elt_type> (&Symbolic); |
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|
478 |
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479 (*current_liboctave_error_handler) |
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480 ("sparse_lu: symbolic factorization failed"); |
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481 } |
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482 else |
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483 { |
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484 umfpack_report_symbolic<lu_elt_type> (Symbolic, control); |
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485 |
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|
486 void *Numeric; |
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487 status = umfpack_numeric<lu_elt_type> (Ap, Ai, Ax, Symbolic, |
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488 &Numeric, control, info); |
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489 umfpack_free_symbolic<lu_elt_type> (&Symbolic); |
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|
490 |
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|
491 cond = Info (UMFPACK_RCOND); |
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|
492 |
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493 if (status < 0) |
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|
494 { |
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|
495 umfpack_report_status<lu_elt_type> (control, status); |
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496 umfpack_report_info<lu_elt_type> (control, info); |
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|
497 |
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|
498 umfpack_free_numeric<lu_elt_type> (&Numeric); |
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|
499 |
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|
500 (*current_liboctave_error_handler) |
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|
501 ("sparse_lu: numeric factorization failed"); |
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|
502 } |
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|
503 else |
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|
504 { |
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505 umfpack_report_numeric<lu_elt_type> (Numeric, control); |
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|
506 |
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507 octave_idx_type lnz, unz; |
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508 status = umfpack_get_lunz<lu_elt_type> (&lnz, &unz, Numeric); |
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|
509 |
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|
510 if (status < 0) |
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|
511 { |
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|
512 umfpack_report_status<lu_elt_type> (control, status); |
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513 umfpack_report_info<lu_elt_type> (control, info); |
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|
514 |
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|
515 umfpack_free_numeric<lu_elt_type> (&Numeric); |
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changeset
|
516 |
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changeset
|
517 (*current_liboctave_error_handler) |
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|
518 ("sparse_lu: extracting LU factors failed"); |
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|
519 } |
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|
520 else |
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|
521 { |
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|
522 octave_idx_type n_inner = (nr < nc ? nr : nc); |
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|
523 |
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|
524 if (lnz < 1) |
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|
525 Lfact = lu_type (n_inner, nr, |
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|
526 static_cast<octave_idx_type> (1)); |
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|
527 else |
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|
528 Lfact = lu_type (n_inner, nr, lnz); |
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changeset
|
529 |
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|
530 octave_idx_type *Ltp = Lfact.cidx (); |
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|
531 octave_idx_type *Ltj = Lfact.ridx (); |
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|
532 lu_elt_type *Ltx = Lfact.data (); |
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diff
changeset
|
533 |
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|
534 if (unz < 1) |
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diff
changeset
|
535 Ufact = lu_type (n_inner, nc, |
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diff
changeset
|
536 static_cast<octave_idx_type> (1)); |
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|
537 else |
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diff
changeset
|
538 Ufact = lu_type (n_inner, nc, unz); |
21146
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changeset
|
539 |
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|
540 octave_idx_type *Up = Ufact.cidx (); |
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diff
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|
541 octave_idx_type *Uj = Ufact.ridx (); |
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diff
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|
542 lu_elt_type *Ux = Ufact.data (); |
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diff
changeset
|
543 |
7f3c7a8bd131
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diff
changeset
|
544 Rfact = SparseMatrix (nr, nr, nr); |
7f3c7a8bd131
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diff
changeset
|
545 for (octave_idx_type i = 0; i < nr; i++) |
7f3c7a8bd131
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diff
changeset
|
546 { |
7f3c7a8bd131
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diff
changeset
|
547 Rfact.xridx (i) = i; |
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diff
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|
548 Rfact.xcidx (i) = i; |
7f3c7a8bd131
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22323
diff
changeset
|
549 } |
7f3c7a8bd131
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diff
changeset
|
550 Rfact.xcidx (nr) = nr; |
7f3c7a8bd131
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diff
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|
551 double *Rx = Rfact.data (); |
7f3c7a8bd131
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diff
changeset
|
552 |
7f3c7a8bd131
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diff
changeset
|
553 P.resize (dim_vector (nr, 1)); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
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22323
diff
changeset
|
554 octave_idx_type *p = P.fortran_vec (); |
21146
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revamp sparse LU factorization classes
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diff
changeset
|
555 |
22329
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diff
changeset
|
556 Q.resize (dim_vector (nc, 1)); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
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22323
diff
changeset
|
557 octave_idx_type *q = Q.fortran_vec (); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
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diff
changeset
|
558 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
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diff
changeset
|
559 octave_idx_type do_recip; |
22402
4caa7b28d183
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Rik <rik@octave.org>
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22329
diff
changeset
|
560 status = umfpack_get_numeric<lu_elt_type> (Ltp, Ltj, Ltx, |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
561 Up, Uj, Ux, |
23795
980f39c3ab90
Use C++11 nullptr rather than 0 in code (bug #51565).
Rik <rik@octave.org>
parents:
23696
diff
changeset
|
562 p, q, nullptr, |
22402
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diff
changeset
|
563 &do_recip, Rx, |
4caa7b28d183
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diff
changeset
|
564 Numeric); |
22329
7f3c7a8bd131
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diff
changeset
|
565 |
7f3c7a8bd131
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parents:
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diff
changeset
|
566 umfpack_free_numeric<lu_elt_type> (&Numeric); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
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parents:
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diff
changeset
|
567 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
568 if (status < 0) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
569 { |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
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parents:
22323
diff
changeset
|
570 umfpack_report_status<lu_elt_type> (control, status); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
571 |
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572 (*current_liboctave_error_handler) |
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573 ("sparse_lu: extracting LU factors failed"); |
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574 } |
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575 else |
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576 { |
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577 Lfact = Lfact.transpose (); |
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578 |
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579 if (do_recip) |
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580 for (octave_idx_type i = 0; i < nr; i++) |
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581 Rx[i] = 1.0 / Rx[i]; |
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582 |
22402
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583 umfpack_report_matrix<lu_elt_type> (nr, n_inner, |
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584 Lfact.cidx (), |
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585 Lfact.ridx (), |
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586 Lfact.data (), |
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587 static_cast<octave_idx_type> (1), |
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|
588 control); |
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589 umfpack_report_matrix<lu_elt_type> (n_inner, nc, |
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590 Ufact.cidx (), |
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|
591 Ufact.ridx (), |
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|
592 Ufact.data (), |
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|
593 static_cast<octave_idx_type> (1), |
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|
594 control); |
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595 umfpack_report_perm<lu_elt_type> (nr, p, control); |
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596 umfpack_report_perm<lu_elt_type> (nc, q, control); |
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597 } |
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|
598 |
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599 umfpack_report_info<lu_elt_type> (control, info); |
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600 } |
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|
601 } |
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|
602 } |
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|
603 |
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|
604 #else |
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|
605 |
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|
606 octave_unused_parameter (a); |
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607 octave_unused_parameter (piv_thres); |
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|
608 octave_unused_parameter (scale); |
21691
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|
609 |
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610 (*current_liboctave_error_handler) |
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|
611 ("support for UMFPACK was unavailable or disabled when liboctave was built"); |
21177
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|
612 |
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|
613 #endif |
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|
614 } |
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|
615 |
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616 template <typename lu_type> |
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617 sparse_lu<lu_type>::sparse_lu (const lu_type& a, |
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618 const ColumnVector& Qinit, |
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619 const Matrix& piv_thres, bool scale, |
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620 bool FixedQ, double droptol, |
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621 bool milu, bool udiag) |
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622 : Lfact (), Ufact (), Rfact (), cond (0), P (), Q () |
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|
623 { |
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|
624 #if defined (HAVE_UMFPACK) |
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|
625 |
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|
626 if (milu) |
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|
627 (*current_liboctave_error_handler) |
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|
628 ("Modified incomplete LU not implemented"); |
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|
629 |
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|
630 octave_idx_type nr = a.rows (); |
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|
631 octave_idx_type nc = a.cols (); |
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|
632 |
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|
633 // Setup the control parameters |
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|
634 Matrix Control (UMFPACK_CONTROL, 1); |
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|
635 double *control = Control.fortran_vec (); |
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|
636 umfpack_defaults<lu_elt_type> (control); |
21146
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|
637 |
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|
638 double tmp = octave_sparse_params::get_key ("spumoni"); |
23696
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|
639 if (! math::isnan (tmp)) |
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|
640 Control (UMFPACK_PRL) = tmp; |
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|
641 |
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|
642 if (piv_thres.numel () == 2) |
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|
643 { |
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|
644 tmp = (piv_thres (0) > 1. ? 1. : piv_thres (0)); |
23696
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|
645 if (! math::isnan (tmp)) |
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|
646 Control (UMFPACK_PIVOT_TOLERANCE) = tmp; |
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|
647 tmp = (piv_thres (1) > 1. ? 1. : piv_thres (1)); |
23696
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|
648 if (! math::isnan (tmp)) |
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|
649 Control (UMFPACK_SYM_PIVOT_TOLERANCE) = tmp; |
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|
650 } |
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|
651 else |
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|
652 { |
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|
653 tmp = octave_sparse_params::get_key ("piv_tol"); |
23696
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|
654 if (! math::isnan (tmp)) |
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|
655 Control (UMFPACK_PIVOT_TOLERANCE) = tmp; |
21146
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|
656 |
22329
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|
657 tmp = octave_sparse_params::get_key ("sym_tol"); |
23696
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|
658 if (! math::isnan (tmp)) |
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|
659 Control (UMFPACK_SYM_PIVOT_TOLERANCE) = tmp; |
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|
660 } |
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|
661 |
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|
662 if (droptol >= 0.) |
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|
663 Control (UMFPACK_DROPTOL) = droptol; |
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|
664 |
22329
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|
665 // Set whether we are allowed to modify Q or not |
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|
666 if (FixedQ) |
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|
667 Control (UMFPACK_FIXQ) = 1.0; |
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|
668 else |
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|
669 { |
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|
670 tmp = octave_sparse_params::get_key ("autoamd"); |
23696
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diff
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|
671 if (! math::isnan (tmp)) |
22329
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|
672 Control (UMFPACK_FIXQ) = tmp; |
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|
673 } |
21146
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|
674 |
22329
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|
675 // Turn-off UMFPACK scaling for LU |
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|
676 if (scale) |
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|
677 Control (UMFPACK_SCALE) = UMFPACK_SCALE_SUM; |
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|
678 else |
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|
679 Control (UMFPACK_SCALE) = UMFPACK_SCALE_NONE; |
21146
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diff
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|
680 |
22329
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diff
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|
681 umfpack_report_control<lu_elt_type> (control); |
21146
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revamp sparse LU factorization classes
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diff
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|
682 |
22329
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|
683 const octave_idx_type *Ap = a.cidx (); |
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|
684 const octave_idx_type *Ai = a.ridx (); |
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|
685 const lu_elt_type *Ax = a.data (); |
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|
686 |
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Rik <rik@octave.org>
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|
687 umfpack_report_matrix<lu_elt_type> (nr, nc, Ap, Ai, Ax, |
4caa7b28d183
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|
688 static_cast<octave_idx_type> (1), |
4caa7b28d183
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Rik <rik@octave.org>
parents:
22329
diff
changeset
|
689 control); |
21146
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revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
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diff
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|
690 |
22329
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diff
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|
691 void *Symbolic; |
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parents:
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|
692 Matrix Info (1, UMFPACK_INFO); |
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maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
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|
693 double *info = Info.fortran_vec (); |
7f3c7a8bd131
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diff
changeset
|
694 int status; |
21146
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diff
changeset
|
695 |
27956
2310164737b3
fix many spelling errors (bug #57613)
John W. Eaton <jwe@octave.org>
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26376
diff
changeset
|
696 // Null loop so that qinit is immediately deallocated when not needed |
22329
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John W. Eaton <jwe@octave.org>
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|
697 do |
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maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
698 { |
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John W. Eaton <jwe@octave.org>
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22323
diff
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|
699 OCTAVE_LOCAL_BUFFER (octave_idx_type, qinit, nc); |
21146
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
700 |
22329
7f3c7a8bd131
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John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
701 for (octave_idx_type i = 0; i < nc; i++) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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|
702 qinit[i] = static_cast<octave_idx_type> (Qinit (i)); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
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parents:
22323
diff
changeset
|
703 |
22402
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Rik <rik@octave.org>
parents:
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diff
changeset
|
704 status = umfpack_qsymbolic<lu_elt_type> (nr, nc, Ap, Ai, Ax, |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
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diff
changeset
|
705 qinit, &Symbolic, control, |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
706 info); |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
707 } |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
708 while (0); |
21146
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
709 |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
710 if (status < 0) |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
711 { |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
712 umfpack_report_status<lu_elt_type> (control, status); |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
713 umfpack_report_info<lu_elt_type> (control, info); |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
714 |
22329
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John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
715 umfpack_free_symbolic<lu_elt_type> (&Symbolic); |
21146
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
716 |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
717 (*current_liboctave_error_handler) |
22329
7f3c7a8bd131
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John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
718 ("sparse_lu: symbolic factorization failed"); |
21146
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
719 } |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
720 else |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
721 { |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
722 umfpack_report_symbolic<lu_elt_type> (Symbolic, control); |
21146
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
723 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
724 void *Numeric; |
22402
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
725 status = umfpack_numeric<lu_elt_type> (Ap, Ai, Ax, Symbolic, |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
726 &Numeric, control, info); |
22329
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maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
727 umfpack_free_symbolic<lu_elt_type> (&Symbolic); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
728 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
729 cond = Info (UMFPACK_RCOND); |
21146
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
730 |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
731 if (status < 0) |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
732 { |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
733 umfpack_report_status<lu_elt_type> (control, status); |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
734 umfpack_report_info<lu_elt_type> (control, info); |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
735 |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
736 umfpack_free_numeric<lu_elt_type> (&Numeric); |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
737 |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
738 (*current_liboctave_error_handler) |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
739 ("sparse_lu: numeric factorization failed"); |
21146
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
740 } |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
741 else |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
742 { |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
743 umfpack_report_numeric<lu_elt_type> (Numeric, control); |
21146
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
744 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
745 octave_idx_type lnz, unz; |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
746 status = umfpack_get_lunz<lu_elt_type> (&lnz, &unz, Numeric); |
21146
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
747 |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
748 if (status < 0) |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
749 { |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
750 umfpack_report_status<lu_elt_type> (control, status); |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
751 umfpack_report_info<lu_elt_type> (control, info); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
752 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
753 umfpack_free_numeric<lu_elt_type> (&Numeric); |
21146
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
754 |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
755 (*current_liboctave_error_handler) |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
756 ("sparse_lu: extracting LU factors failed"); |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
757 } |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
758 else |
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
759 { |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
760 octave_idx_type n_inner = (nr < nc ? nr : nc); |
21146
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
761 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
762 if (lnz < 1) |
22402
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
763 Lfact = lu_type (n_inner, nr, |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
764 static_cast<octave_idx_type> (1)); |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
765 else |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
766 Lfact = lu_type (n_inner, nr, lnz); |
21146
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
767 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
768 octave_idx_type *Ltp = Lfact.cidx (); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
769 octave_idx_type *Ltj = Lfact.ridx (); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
770 lu_elt_type *Ltx = Lfact.data (); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
771 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
772 if (unz < 1) |
22402
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
773 Ufact = lu_type (n_inner, nc, |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
774 static_cast<octave_idx_type> (1)); |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
775 else |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
776 Ufact = lu_type (n_inner, nc, unz); |
21146
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
777 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
778 octave_idx_type *Up = Ufact.cidx (); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
779 octave_idx_type *Uj = Ufact.ridx (); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
780 lu_elt_type *Ux = Ufact.data (); |
21146
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
781 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
782 Rfact = SparseMatrix (nr, nr, nr); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
783 for (octave_idx_type i = 0; i < nr; i++) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
784 { |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
785 Rfact.xridx (i) = i; |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
786 Rfact.xcidx (i) = i; |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
787 } |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
788 Rfact.xcidx (nr) = nr; |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
789 double *Rx = Rfact.data (); |
21177
a10f60e13243
style fixes in liboctave/numeric directory
John W. Eaton <jwe@octave.org>
parents:
21146
diff
changeset
|
790 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
791 P.resize (dim_vector (nr, 1)); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
792 octave_idx_type *p = P.fortran_vec (); |
21691
263d18409fdf
Eliminate unused variable warnings for conditionally compiled code.
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
793 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
794 Q.resize (dim_vector (nc, 1)); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
795 octave_idx_type *q = Q.fortran_vec (); |
21177
a10f60e13243
style fixes in liboctave/numeric directory
John W. Eaton <jwe@octave.org>
parents:
21146
diff
changeset
|
796 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
797 octave_idx_type do_recip; |
22402
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
798 status = umfpack_get_numeric<lu_elt_type> (Ltp, Ltj, Ltx, |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
799 Up, Uj, Ux, |
23795
980f39c3ab90
Use C++11 nullptr rather than 0 in code (bug #51565).
Rik <rik@octave.org>
parents:
23696
diff
changeset
|
800 p, q, nullptr, |
22402
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
801 &do_recip, |
4caa7b28d183
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Rik <rik@octave.org>
parents:
22329
diff
changeset
|
802 Rx, Numeric); |
21146
ea9c05014809
revamp sparse LU factorization classes
John W. Eaton <jwe@octave.org>
parents:
21139
diff
changeset
|
803 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
804 umfpack_free_numeric<lu_elt_type> (&Numeric); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
805 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
806 if (status < 0) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
807 { |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
808 umfpack_report_status<lu_elt_type> (control, status); |
7515
f3c00dc0912b
Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
809 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
810 (*current_liboctave_error_handler) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
811 ("sparse_lu: extracting LU factors failed"); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
812 } |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
813 else |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
814 { |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
815 Lfact = Lfact.transpose (); |
7515
f3c00dc0912b
Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
816 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
817 if (do_recip) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
818 for (octave_idx_type i = 0; i < nr; i++) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
819 Rx[i] = 1.0 / Rx[i]; |
21177
a10f60e13243
style fixes in liboctave/numeric directory
John W. Eaton <jwe@octave.org>
parents:
21146
diff
changeset
|
820 |
22402
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
821 umfpack_report_matrix<lu_elt_type> (nr, n_inner, |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
822 Lfact.cidx (), |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
823 Lfact.ridx (), |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
824 Lfact.data (), |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
825 static_cast<octave_idx_type> (1), |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
826 control); |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
827 umfpack_report_matrix<lu_elt_type> (n_inner, nc, |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
828 Ufact.cidx (), |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
829 Ufact.ridx (), |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
830 Ufact.data (), |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
831 static_cast<octave_idx_type> (1), |
4caa7b28d183
maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents:
22329
diff
changeset
|
832 control); |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
833 umfpack_report_perm<lu_elt_type> (nr, p, control); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
834 umfpack_report_perm<lu_elt_type> (nc, q, control); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
835 } |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
836 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
837 umfpack_report_info<lu_elt_type> (control, info); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
838 } |
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10158
diff
changeset
|
839 } |
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10158
diff
changeset
|
840 } |
21177
a10f60e13243
style fixes in liboctave/numeric directory
John W. Eaton <jwe@octave.org>
parents:
21146
diff
changeset
|
841 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
842 if (udiag) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
843 (*current_liboctave_error_handler) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
844 ("Option udiag of incomplete LU not implemented"); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
845 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
846 #else |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
847 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
848 octave_unused_parameter (a); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
849 octave_unused_parameter (Qinit); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
850 octave_unused_parameter (piv_thres); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
851 octave_unused_parameter (scale); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
852 octave_unused_parameter (FixedQ); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
853 octave_unused_parameter (droptol); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
854 octave_unused_parameter (milu); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
855 octave_unused_parameter (udiag); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
856 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
857 (*current_liboctave_error_handler) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
858 ("support for UMFPACK was unavailable or disabled when liboctave was built"); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
859 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
860 #endif |
7515
f3c00dc0912b
Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
861 } |
f3c00dc0912b
Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
862 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
863 template <typename lu_type> |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
864 lu_type |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
865 sparse_lu<lu_type>::Y (void) const |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
866 { |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
867 octave_idx_type nr = Lfact.rows (); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
868 octave_idx_type nz = Lfact.cols (); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
869 octave_idx_type nc = Ufact.cols (); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
870 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
871 lu_type Yout (nr, nc, Lfact.nnz () + Ufact.nnz () - (nr<nz?nr:nz)); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
872 octave_idx_type ii = 0; |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
873 Yout.xcidx (0) = 0; |
7515
f3c00dc0912b
Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
874 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
875 for (octave_idx_type j = 0; j < nc; j++) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
876 { |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
877 for (octave_idx_type i = Ufact.cidx (j); i < Ufact.cidx (j + 1); i++) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
878 { |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
879 Yout.xridx (ii) = Ufact.ridx (i); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
880 Yout.xdata (ii++) = Ufact.data (i); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
881 } |
5164 | 882 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
883 if (j < nz) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
884 { |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
885 // Note the +1 skips the 1.0 on the diagonal |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
886 for (octave_idx_type i = Lfact.cidx (j) + 1; |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
887 i < Lfact.cidx (j +1); i++) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
888 { |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
889 Yout.xridx (ii) = Lfact.ridx (i); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
890 Yout.xdata (ii++) = Lfact.data (i); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
891 } |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
892 } |
5164 | 893 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
894 Yout.xcidx (j + 1) = ii; |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
895 } |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
896 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
897 return Yout; |
5164 | 898 } |
21177
a10f60e13243
style fixes in liboctave/numeric directory
John W. Eaton <jwe@octave.org>
parents:
21146
diff
changeset
|
899 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
900 template <typename lu_type> |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
901 SparseMatrix |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
902 sparse_lu<lu_type>::Pr (void) const |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
903 { |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
904 octave_idx_type nr = Lfact.rows (); |
5164 | 905 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
906 SparseMatrix Pout (nr, nr, nr); |
5164 | 907 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
908 for (octave_idx_type i = 0; i < nr; i++) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
909 { |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
910 Pout.cidx (i) = i; |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
911 Pout.ridx (P (i)) = i; |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
912 Pout.data (i) = 1; |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
913 } |
7515
f3c00dc0912b
Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
914 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
915 Pout.cidx (nr) = nr; |
7515
f3c00dc0912b
Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
916 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
917 return Pout; |
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John W. Eaton <jwe@octave.org>
parents:
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|
918 } |
7515
f3c00dc0912b
Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents:
7017
diff
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|
919 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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|
920 template <typename lu_type> |
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maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
921 ColumnVector |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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|
922 sparse_lu<lu_type>::Pr_vec (void) const |
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maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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|
923 { |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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|
924 octave_idx_type nr = Lfact.rows (); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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|
925 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
926 ColumnVector Pout (nr); |
8969
3ecbc236e2e0
Have sparse LU return permutation matrices rather than sparse matrices.
Jason Riedy <jason@acm.org>
parents:
8954
diff
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|
927 |
22329
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maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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|
928 for (octave_idx_type i = 0; i < nr; i++) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
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parents:
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|
929 Pout.xelem (i) = static_cast<double> (P(i) + 1); |
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maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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|
930 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
931 return Pout; |
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maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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|
932 } |
5164 | 933 |
22329
7f3c7a8bd131
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John W. Eaton <jwe@octave.org>
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|
934 template <typename lu_type> |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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|
935 PermMatrix |
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maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
936 sparse_lu<lu_type>::Pr_mat (void) const |
5164 | 937 { |
22329
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|
938 return PermMatrix (P, false); |
5164 | 939 } |
21177
a10f60e13243
style fixes in liboctave/numeric directory
John W. Eaton <jwe@octave.org>
parents:
21146
diff
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|
940 |
22329
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maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
941 template <typename lu_type> |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
942 SparseMatrix |
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maint: Indent namespaces in liboctave/numeric files.
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parents:
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|
943 sparse_lu<lu_type>::Pc (void) const |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
944 { |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
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parents:
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diff
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|
945 octave_idx_type nc = Ufact.cols (); |
5164 | 946 |
22329
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parents:
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|
947 SparseMatrix Pout (nc, nc, nc); |
5164 | 948 |
22329
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|
949 for (octave_idx_type i = 0; i < nc; i++) |
7f3c7a8bd131
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John W. Eaton <jwe@octave.org>
parents:
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|
950 { |
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maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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|
951 Pout.cidx (i) = i; |
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parents:
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|
952 Pout.ridx (i) = Q (i); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
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parents:
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diff
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|
953 Pout.data (i) = 1; |
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parents:
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diff
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|
954 } |
7515
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Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents:
7017
diff
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|
955 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
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parents:
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|
956 Pout.cidx (nc) = nc; |
7515
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Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents:
7017
diff
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|
957 |
22329
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maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
958 return Pout; |
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John W. Eaton <jwe@octave.org>
parents:
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diff
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|
959 } |
7515
f3c00dc0912b
Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
960 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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|
961 template <typename lu_type> |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
962 ColumnVector |
7f3c7a8bd131
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John W. Eaton <jwe@octave.org>
parents:
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|
963 sparse_lu<lu_type>::Pc_vec (void) const |
7f3c7a8bd131
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parents:
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|
964 { |
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John W. Eaton <jwe@octave.org>
parents:
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|
965 octave_idx_type nc = Ufact.cols (); |
7f3c7a8bd131
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John W. Eaton <jwe@octave.org>
parents:
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|
966 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
967 ColumnVector Pout (nc); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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changeset
|
968 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
969 for (octave_idx_type i = 0; i < nc; i++) |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
970 Pout.xelem (i) = static_cast<double> (Q(i) + 1); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
971 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
972 return Pout; |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
973 } |
7515
f3c00dc0912b
Eliminate the rest of the dispatched sparse functions
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
|
974 |
22329
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
975 template <typename lu_type> |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
976 PermMatrix |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
977 sparse_lu<lu_type>::Pc_mat (void) const |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
978 { |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
979 return PermMatrix (Q, true); |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
980 } |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
981 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
982 // Instantiations we need. |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
983 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
984 template class sparse_lu<SparseMatrix>; |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
985 |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
986 template class sparse_lu<SparseComplexMatrix>; |
7f3c7a8bd131
maint: Indent namespaces in liboctave/numeric files.
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
987 } |
8969
3ecbc236e2e0
Have sparse LU return permutation matrices rather than sparse matrices.
Jason Riedy <jason@acm.org>
parents:
8954
diff
changeset
|
988 } |