Mercurial > jwe > octave
annotate liboctave/numeric/SparseCmplxCHOL.cc @ 21136:7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Remove statements after call to handler that are no longer reachable.
Place input validation first and immediately call handler if necessary.
Change if/error_handler/else to if/error_handler and re-indent code.
* Array-util.cc, Array.cc, CColVector.cc, CDiagMatrix.cc, CMatrix.cc,
CNDArray.cc, CRowVector.cc, CSparse.cc, DiagArray2.cc, MArray.cc,
PermMatrix.cc, Sparse.cc, Sparse.h, chMatrix.cc, chNDArray.cc, dColVector.cc,
dDiagMatrix.cc, dMatrix.cc, dNDArray.cc, dRowVector.cc, dSparse.cc,
fCColVector.cc, fCDiagMatrix.cc, fCMatrix.cc, fCNDArray.cc, fCRowVector.cc,
fColVector.cc, fDiagMatrix.cc, fMatrix.cc, fNDArray.cc, fRowVector.cc,
idx-vector.cc, CmplxAEPBAL.cc, CmplxCHOL.cc, CmplxGEPBAL.cc, CmplxHESS.cc,
CmplxLU.cc, CmplxQR.cc, CmplxSCHUR.cc, CmplxSVD.cc, DASPK.cc, EIG.cc, LSODE.cc,
Quad.cc, SparseCmplxCHOL.cc, SparseCmplxLU.cc, SparseCmplxQR.cc, SparseQR.cc,
SparsedbleCHOL.cc, SparsedbleLU.cc, base-lu.cc, bsxfun-defs.cc, dbleAEPBAL.cc,
dbleCHOL.cc, dbleGEPBAL.cc, dbleHESS.cc, dbleLU.cc, dbleQR.cc, dbleSCHUR.cc,
dbleSVD.cc, eigs-base.cc, fCmplxAEPBAL.cc, fCmplxCHOL.cc, fCmplxLU.cc,
fCmplxQR.cc, fCmplxSCHUR.cc, fEIG.cc, floatAEPBAL.cc, floatCHOL.cc,
floatGEPBAL.cc, floatHESS.cc, floatLU.cc, floatQR.cc, floatSCHUR.cc,
floatSVD.cc, lo-specfun.cc, oct-fftw.cc, oct-rand.cc, oct-spparms.cc,
sparse-base-chol.cc, sparse-dmsolve.cc, file-ops.cc, lo-sysdep.cc,
mach-info.cc, oct-env.cc, oct-syscalls.cc, cmd-edit.cc, cmd-hist.cc,
data-conv.cc, lo-ieee.cc, lo-regexp.cc, oct-base64.cc, oct-shlib.cc,
pathsearch.cc, singleton-cleanup.cc, sparse-util.cc, unwind-prot.cc:
Remove statements after call to handler that are no longer reachable.
Place input validation first and immediately call handler if necessary.
Change if/error_handler/else to if/error_handler and re-indent code.
| author | Rik <rik@octave.org> |
|---|---|
| date | Sat, 23 Jan 2016 13:52:03 -0800 |
| parents | 4197fc428c7d |
| children |
| rev | line source |
|---|---|
| 5506 | 1 /* |
| 2 | |
|
19697
4197fc428c7d
maint: Update copyright notices for 2015.
John W. Eaton <jwe@octave.org>
parents:
17783
diff
changeset
|
3 Copyright (C) 2005-2015 David Bateman |
| 11523 | 4 Copyright (C) 1998-2005 Andy Adler |
| 7016 | 5 |
| 6 This file is part of Octave. | |
| 5506 | 7 |
| 8 Octave is free software; you can redistribute it and/or modify it | |
| 9 under the terms of the GNU General Public License as published by the | |
| 7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
| 11 option) any later version. | |
| 5506 | 12 |
| 13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 16 for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
| 7016 | 19 along with Octave; see the file COPYING. If not, see |
| 20 <http://www.gnu.org/licenses/>. | |
| 5506 | 21 |
| 22 */ | |
| 23 | |
| 24 #ifdef HAVE_CONFIG_H | |
| 25 #include <config.h> | |
| 26 #endif | |
| 27 | |
| 28 #include "SparseCmplxCHOL.h" | |
| 29 | |
| 30 // Instantiate the base CHOL class for the type we need | |
| 31 #define OCTAVE_CHOLMOD_TYPE CHOLMOD_COMPLEX | |
| 32 #include "sparse-base-chol.h" | |
| 33 #include "sparse-base-chol.cc" | |
| 34 template class sparse_base_chol <SparseComplexMatrix, Complex, SparseMatrix>; | |
| 35 | |
| 36 // Compute the inverse of a matrix using the Cholesky factorization. | |
| 37 SparseComplexMatrix | |
| 38 chol2inv (const SparseComplexMatrix& r) | |
| 39 { | |
| 40 octave_idx_type r_nr = r.rows (); | |
| 41 octave_idx_type r_nc = r.cols (); | |
| 42 | |
|
21136
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
43 if (r_nr != r_nc) |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
44 (*current_liboctave_error_handler) ("U must be a square matrix"); |
| 5506 | 45 |
|
21136
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
46 SparseComplexMatrix retval; |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
47 MatrixType mattype (r); |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
48 int typ = mattype.type (false); |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
49 double rcond; |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
50 octave_idx_type info; |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
51 SparseComplexMatrix rinv; |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
52 |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
53 if (typ == MatrixType::Upper) |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
54 { |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
55 rinv = r.inverse (mattype, info, rcond, true, false); |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
56 retval = rinv.transpose () * rinv; |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
57 } |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
58 else if (typ == MatrixType::Lower) |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
59 { |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
60 rinv = r.transpose ().inverse (mattype, info, rcond, true, false); |
|
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
61 retval = rinv.transpose () * rinv; |
| 5506 | 62 } |
| 63 else | |
|
21136
7cac4e7458f2
maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents:
19697
diff
changeset
|
64 (*current_liboctave_error_handler) ("U must be a triangular matrix"); |
| 5506 | 65 |
| 66 return retval; | |
| 67 } |