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annotate liboctave/numeric/fCmplxLU.cc @ 21202:f7121e111991

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maint: indent #ifdef blocks in liboctave and src directories. * Array-C.cc, Array-b.cc, Array-ch.cc, Array-d.cc, Array-f.cc, Array-fC.cc, Array-i.cc, Array-idx-vec.cc, Array-s.cc, Array-str.cc, Array-util.cc, Array-voidp.cc, Array.cc, CColVector.cc, CDiagMatrix.cc, CMatrix.cc, CNDArray.cc, CRowVector.cc, CSparse.cc, CSparse.h, DiagArray2.cc, MArray-C.cc, MArray-d.cc, MArray-f.cc, MArray-fC.cc, MArray-i.cc, MArray-s.cc, MArray.cc, MDiagArray2.cc, MSparse-C.cc, MSparse-d.cc, MSparse.h, MatrixType.cc, PermMatrix.cc, Range.cc, Sparse-C.cc, Sparse-b.cc, Sparse-d.cc, Sparse.cc, boolMatrix.cc, boolNDArray.cc, boolSparse.cc, chMatrix.cc, chNDArray.cc, dColVector.cc, dDiagMatrix.cc, dMatrix.cc, dNDArray.cc, dRowVector.cc, dSparse.cc, dSparse.h, dim-vector.cc, fCColVector.cc, fCDiagMatrix.cc, fCMatrix.cc, fCNDArray.cc, fCRowVector.cc, fColVector.cc, fDiagMatrix.cc, fMatrix.cc, fNDArray.cc, fRowVector.cc, idx-vector.cc, int16NDArray.cc, int32NDArray.cc, int64NDArray.cc, int8NDArray.cc, intNDArray.cc, uint16NDArray.cc, uint32NDArray.cc, uint64NDArray.cc, uint8NDArray.cc, blaswrap.c, cquit.c, f77-extern.cc, f77-fcn.c, f77-fcn.h, lo-error.c, quit.cc, quit.h, CmplxAEPBAL.cc, CmplxCHOL.cc, CmplxGEPBAL.cc, CmplxHESS.cc, CmplxLU.cc, CmplxQR.cc, CmplxQRP.cc, CmplxSCHUR.cc, CmplxSVD.cc, CollocWt.cc, DASPK.cc, DASRT.cc, DASSL.cc, EIG.cc, LSODE.cc, ODES.cc, Quad.cc, base-lu.cc, base-qr.cc, dbleAEPBAL.cc, dbleCHOL.cc, dbleGEPBAL.cc, dbleHESS.cc, dbleLU.cc, dbleQR.cc, dbleQRP.cc, dbleSCHUR.cc, dbleSVD.cc, eigs-base.cc, fCmplxAEPBAL.cc, fCmplxCHOL.cc, fCmplxGEPBAL.cc, fCmplxHESS.cc, fCmplxLU.cc, fCmplxQR.cc, fCmplxQRP.cc, fCmplxSCHUR.cc, fCmplxSVD.cc, fEIG.cc, floatAEPBAL.cc, floatCHOL.cc, floatGEPBAL.cc, floatHESS.cc, floatLU.cc, floatQR.cc, floatQRP.cc, floatSCHUR.cc, floatSVD.cc, lo-mappers.cc, lo-specfun.cc, oct-convn.cc, oct-fftw.cc, oct-fftw.h, oct-norm.cc, oct-rand.cc, oct-spparms.cc, randgamma.c, randmtzig.c, randpoisson.c, sparse-chol.cc, sparse-dmsolve.cc, sparse-lu.cc, sparse-qr.cc, mx-defs.h, dir-ops.cc, file-ops.cc, file-stat.cc, lo-sysdep.cc, mach-info.cc, oct-env.cc, oct-group.cc, oct-openmp.h, oct-passwd.cc, oct-syscalls.cc, oct-time.cc, oct-uname.cc, pathlen.h, sysdir.h, syswait.h, cmd-edit.cc, cmd-hist.cc, data-conv.cc, f2c-main.c, glob-match.cc, lo-array-errwarn.cc, lo-array-gripes.cc, lo-cutils.c, lo-cutils.h, lo-ieee.cc, lo-math.h, lo-regexp.cc, lo-utils.cc, oct-base64.cc, oct-glob.cc, oct-inttypes.cc, oct-inttypes.h, oct-locbuf.cc, oct-mutex.cc, oct-refcount.h, oct-rl-edit.c, oct-rl-hist.c, oct-shlib.cc, oct-sort.cc, pathsearch.cc, singleton-cleanup.cc, sparse-sort.cc, sparse-util.cc, statdefs.h, str-vec.cc, unwind-prot.cc, url-transfer.cc, display-available.h, main-cli.cc, main-gui.cc, main.in.cc, mkoctfile.in.cc, octave-config.in.cc, shared-fcns.h: indent #ifdef blocks in liboctave and src directories.
author Rik <rik@octave.org>
date Sat, 06 Feb 2016 06:40:13 -0800
parents e2fca7d79169
children
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1 /*
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2
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3 Copyright (C) 1994-2015 John W. Eaton
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4 Copyright (C) 2009 VZLU Prague, a.s.
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5
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6 This file is part of Octave.
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7
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8 Octave is free software; you can redistribute it and/or modify it
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9 under the terms of the GNU General Public License as published by the
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10 Free Software Foundation; either version 3 of the License, or (at your
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11 option) any later version.
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12
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13 Octave is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with Octave; see the file COPYING. If not, see
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20 <http://www.gnu.org/licenses/>.
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21
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22 */
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23
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24 #ifdef HAVE_CONFIG_H
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25 # include <config.h>
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26 #endif
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27
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28 #include "fCmplxLU.h"
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29 #include "f77-fcn.h"
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30 #include "lo-error.h"
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31 #include "oct-locbuf.h"
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32 #include "fCColVector.h"
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33
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34 // Instantiate the base LU class for the types we need.
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35
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36 #include "base-lu.h"
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37 #include "base-lu.cc"
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38
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39 template class base_lu <FloatComplexMatrix>;
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40
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41 // Define the constructor for this particular derivation.
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42
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43 extern "C"
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44 {
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45 F77_RET_T
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46 F77_FUNC (cgetrf, CGETRF) (const octave_idx_type&, const octave_idx_type&,
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47 FloatComplex*, const octave_idx_type&,
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48 octave_idx_type*, octave_idx_type&);
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49
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50 #ifdef HAVE_QRUPDATE_LUU
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51 F77_RET_T
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52 F77_FUNC (clu1up, CLU1UP) (const octave_idx_type&, const octave_idx_type&,
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53 FloatComplex *, const octave_idx_type&,
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54 FloatComplex *, const octave_idx_type&,
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55 FloatComplex *, FloatComplex *);
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56
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57 F77_RET_T
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58 F77_FUNC (clup1up, CLUP1UP) (const octave_idx_type&, const octave_idx_type&,
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59 FloatComplex *, const octave_idx_type&,
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60 FloatComplex *, const octave_idx_type&,
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61 octave_idx_type *, const FloatComplex *,
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62 const FloatComplex *, FloatComplex *);
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63 #endif
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64 }
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65
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66 FloatComplexLU::FloatComplexLU (const FloatComplexMatrix& a)
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67 {
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68 octave_idx_type a_nr = a.rows ();
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69 octave_idx_type a_nc = a.cols ();
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70 octave_idx_type mn = (a_nr < a_nc ? a_nr : a_nc);
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71
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72 ipvt.resize (dim_vector (mn, 1));
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73 octave_idx_type *pipvt = ipvt.fortran_vec ();
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74
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75 a_fact = a;
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76 FloatComplex *tmp_data = a_fact.fortran_vec ();
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77
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78 octave_idx_type info = 0;
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79
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80 F77_XFCN (cgetrf, CGETRF, (a_nr, a_nc, tmp_data, a_nr, pipvt, info));
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81
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82 for (octave_idx_type i = 0; i < mn; i++)
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83 pipvt[i] -= 1;
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84 }
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85
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86 #ifdef HAVE_QRUPDATE_LUU
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87
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88 void FloatComplexLU::update (const FloatComplexColumnVector& u,
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89 const FloatComplexColumnVector& v)
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90 {
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91 if (packed ())
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92 unpack ();
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93
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94 FloatComplexMatrix& l = l_fact;
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95 FloatComplexMatrix& r = a_fact;
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96
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97 octave_idx_type m = l.rows ();
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98 octave_idx_type n = r.columns ();
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99 octave_idx_type k = l.columns ();
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100
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101 if (u.numel () == m && v.numel () == n)
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102 {
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103 FloatComplexColumnVector utmp = u;
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104 FloatComplexColumnVector vtmp = v;
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105 F77_XFCN (clu1up, CLU1UP, (m, n, l.fortran_vec (), m, r.fortran_vec (), k,
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106 utmp.fortran_vec (), vtmp.fortran_vec ()));
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107 }
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108 else
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109 (*current_liboctave_error_handler) ("luupdate: dimensions mismatch");
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110 }
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111
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112 void FloatComplexLU::update (const FloatComplexMatrix& u,
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113 const FloatComplexMatrix& v)
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114 {
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115 if (packed ())
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116 unpack ();
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117
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118 FloatComplexMatrix& l = l_fact;
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119 FloatComplexMatrix& r = a_fact;
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120
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121 octave_idx_type m = l.rows ();
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122 octave_idx_type n = r.columns ();
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123 octave_idx_type k = l.columns ();
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124
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125 if (u.rows () != m || v.rows () != n || u.cols () != v.cols ())
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126 (*current_liboctave_error_handler) ("luupdate: dimensions mismatch");
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127
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128 for (volatile octave_idx_type i = 0; i < u.cols (); i++)
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129 {
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130 FloatComplexColumnVector utmp = u.column (i);
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131 FloatComplexColumnVector vtmp = v.column (i);
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132 F77_XFCN (clu1up, CLU1UP, (m, n, l.fortran_vec (),
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133 m, r.fortran_vec (), k,
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134 utmp.fortran_vec (), vtmp.fortran_vec ()));
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135 }
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136 }
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137
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138 void FloatComplexLU::update_piv (const FloatComplexColumnVector& u,
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139 const FloatComplexColumnVector& v)
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140 {
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141 if (packed ())
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142 unpack ();
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143
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144 FloatComplexMatrix& l = l_fact;
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145 FloatComplexMatrix& r = a_fact;
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146
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147 octave_idx_type m = l.rows ();
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148 octave_idx_type n = r.columns ();
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149 octave_idx_type k = l.columns ();
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150
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151 if (u.numel () != m || v.numel () != n)
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152 (*current_liboctave_error_handler) ("luupdate: dimensions mismatch");
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153
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154 FloatComplexColumnVector utmp = u;
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155 FloatComplexColumnVector vtmp = v;
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156 OCTAVE_LOCAL_BUFFER (FloatComplex, w, m);
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157 for (octave_idx_type i = 0; i < m; i++) ipvt(i) += 1; // increment
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158 F77_XFCN (clup1up, CLUP1UP, (m, n, l.fortran_vec (),
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159 m, r.fortran_vec (), k,
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160 ipvt.fortran_vec (),
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161 utmp.data (), vtmp.data (), w));
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162 for (octave_idx_type i = 0; i < m; i++) ipvt(i) -= 1; // decrement
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163 }
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164
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165 void FloatComplexLU::update_piv (const FloatComplexMatrix& u,
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166 const FloatComplexMatrix& v)
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167 {
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168 if (packed ())
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169 unpack ();
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170
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171 FloatComplexMatrix& l = l_fact;
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172 FloatComplexMatrix& r = a_fact;
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173
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174 octave_idx_type m = l.rows ();
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175 octave_idx_type n = r.columns ();
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176 octave_idx_type k = l.columns ();
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177
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178 if (u.rows () != m || v.rows () != n || u.cols () != v.cols ())
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179 (*current_liboctave_error_handler) ("luupdate: dimensions mismatch");
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180
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181 OCTAVE_LOCAL_BUFFER (FloatComplex, w, m);
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182 for (octave_idx_type i = 0; i < m; i++) ipvt(i) += 1; // increment
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183 for (volatile octave_idx_type i = 0; i < u.cols (); i++)
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184 {
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185 FloatComplexColumnVector utmp = u.column (i);
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186 FloatComplexColumnVector vtmp = v.column (i);
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187 F77_XFCN (clup1up, CLUP1UP, (m, n, l.fortran_vec (),
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188 m, r.fortran_vec (), k,
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189 ipvt.fortran_vec (),
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190 utmp.data (), vtmp.data (), w));
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191 }
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192 for (octave_idx_type i = 0; i < m; i++) ipvt(i) -= 1; // decrement
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193 }
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194
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195 #else
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196
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197 void FloatComplexLU::update (const FloatComplexColumnVector&,
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198 const FloatComplexColumnVector&)
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199 {
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200 (*current_liboctave_error_handler)
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201 ("luupdate: support for qrupdate with LU updates "
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202 "was unavailable or disabled when liboctave was built");
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203 }
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204
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205 void FloatComplexLU::update (const FloatComplexMatrix&,
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206 const FloatComplexMatrix&)
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207 {
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208 (*current_liboctave_error_handler)
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209 ("luupdate: support for qrupdate with LU updates "
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210 "was unavailable or disabled when liboctave was built");
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211 }
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212
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213 void FloatComplexLU::update_piv (const FloatComplexColumnVector&,
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214 const FloatComplexColumnVector&)
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215 {
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216 (*current_liboctave_error_handler)
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217 ("luupdate: support for qrupdate with LU updates "
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218 "was unavailable or disabled when liboctave was built");
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219 }
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220
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221 void FloatComplexLU::update_piv (const FloatComplexMatrix&,
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222 const FloatComplexMatrix&)
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223 {
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224 (*current_liboctave_error_handler)
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225 ("luupdate: support for qrupdate with LU updates "
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226 "was unavailable or disabled when liboctave was built");
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227 }
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228
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229 #endif