Mercurial > octave-nkf
view libinterp/corefcn/sparse-xdiv.cc @ 17787:175b392e91fe
Use GNU style coding conventions for code in libinterp/
* libinterp/corefcn/Cell.h, libinterp/corefcn/__contourc__.cc,
libinterp/corefcn/__dispatch__.cc, libinterp/corefcn/__lin_interpn__.cc,
libinterp/corefcn/__pchip_deriv__.cc, libinterp/corefcn/__qp__.cc,
libinterp/corefcn/balance.cc, libinterp/corefcn/besselj.cc,
libinterp/corefcn/betainc.cc, libinterp/corefcn/bitfcns.cc,
libinterp/corefcn/bsxfun.cc, libinterp/corefcn/c-file-ptr-stream.cc,
libinterp/corefcn/c-file-ptr-stream.h, libinterp/corefcn/cellfun.cc,
libinterp/corefcn/colloc.cc, libinterp/corefcn/comment-list.h,
libinterp/corefcn/conv2.cc, libinterp/corefcn/daspk.cc,
libinterp/corefcn/dasrt.cc, libinterp/corefcn/dassl.cc,
libinterp/corefcn/data.cc, libinterp/corefcn/debug.cc,
libinterp/corefcn/defaults.cc, libinterp/corefcn/defaults.in.h,
libinterp/corefcn/defun-int.h, libinterp/corefcn/defun.cc,
libinterp/corefcn/det.cc, libinterp/corefcn/dirfns.cc,
libinterp/corefcn/display.cc, libinterp/corefcn/dlmread.cc,
libinterp/corefcn/dot.cc, libinterp/corefcn/dynamic-ld.cc,
libinterp/corefcn/dynamic-ld.h, libinterp/corefcn/eig.cc,
libinterp/corefcn/ellipj.cc, libinterp/corefcn/error.cc,
libinterp/corefcn/error.h, libinterp/corefcn/event-queue.h,
libinterp/corefcn/fft.cc, libinterp/corefcn/fft2.cc, libinterp/corefcn/fftn.cc,
libinterp/corefcn/file-io.cc, libinterp/corefcn/filter.cc,
libinterp/corefcn/find.cc, libinterp/corefcn/gammainc.cc,
libinterp/corefcn/gcd.cc, libinterp/corefcn/getgrent.cc,
libinterp/corefcn/getpwent.cc, libinterp/corefcn/getrusage.cc,
libinterp/corefcn/givens.cc, libinterp/corefcn/gl-render.cc,
libinterp/corefcn/gl2ps-renderer.cc, libinterp/corefcn/gl2ps-renderer.h,
libinterp/corefcn/graphics.cc, libinterp/corefcn/graphics.in.h,
libinterp/corefcn/gripes.cc, libinterp/corefcn/gripes.h,
libinterp/corefcn/help.cc, libinterp/corefcn/hess.cc,
libinterp/corefcn/hex2num.cc, libinterp/corefcn/input.cc,
libinterp/corefcn/input.h, libinterp/corefcn/inv.cc,
libinterp/corefcn/jit-ir.h, libinterp/corefcn/jit-typeinfo.cc,
libinterp/corefcn/jit-typeinfo.h, libinterp/corefcn/jit-util.h,
libinterp/corefcn/kron.cc, libinterp/corefcn/load-path.cc,
libinterp/corefcn/load-path.h, libinterp/corefcn/load-save.cc,
libinterp/corefcn/load-save.h, libinterp/corefcn/lookup.cc,
libinterp/corefcn/ls-ascii-helper.cc, libinterp/corefcn/ls-hdf5.cc,
libinterp/corefcn/ls-hdf5.h, libinterp/corefcn/ls-mat-ascii.cc,
libinterp/corefcn/ls-mat-ascii.h, libinterp/corefcn/ls-mat4.cc,
libinterp/corefcn/ls-mat5.cc, libinterp/corefcn/ls-mat5.h,
libinterp/corefcn/ls-oct-ascii.cc, libinterp/corefcn/lsode.cc,
libinterp/corefcn/lu.cc, libinterp/corefcn/luinc.cc,
libinterp/corefcn/mappers.cc, libinterp/corefcn/matrix_type.cc,
libinterp/corefcn/max.cc, libinterp/corefcn/md5sum.cc,
libinterp/corefcn/mex.cc, libinterp/corefcn/mexproto.h,
libinterp/corefcn/mgorth.cc, libinterp/corefcn/mxarray.in.h,
libinterp/corefcn/nproc.cc, libinterp/corefcn/oct-hist.cc,
libinterp/corefcn/oct-lvalue.h, libinterp/corefcn/oct-map.cc,
libinterp/corefcn/oct-map.h, libinterp/corefcn/oct-obj.h,
libinterp/corefcn/oct-prcstrm.h, libinterp/corefcn/oct-stdstrm.h,
libinterp/corefcn/oct-stream.cc, libinterp/corefcn/oct-stream.h,
libinterp/corefcn/octave-link.cc, libinterp/corefcn/octave-link.h,
libinterp/corefcn/pager.cc, libinterp/corefcn/pinv.cc,
libinterp/corefcn/pr-output.cc, libinterp/corefcn/procstream.h,
libinterp/corefcn/profiler.cc, libinterp/corefcn/pt-jit.cc,
libinterp/corefcn/pt-jit.h, libinterp/corefcn/quad.cc,
libinterp/corefcn/quadcc.cc, libinterp/corefcn/qz.cc,
libinterp/corefcn/rand.cc, libinterp/corefcn/rcond.cc,
libinterp/corefcn/regexp.cc, libinterp/corefcn/schur.cc,
libinterp/corefcn/sighandlers.cc, libinterp/corefcn/sighandlers.h,
libinterp/corefcn/sparse-xdiv.cc, libinterp/corefcn/sparse-xdiv.h,
libinterp/corefcn/sparse-xpow.cc, libinterp/corefcn/sparse.cc,
libinterp/corefcn/spparms.cc, libinterp/corefcn/sqrtm.cc,
libinterp/corefcn/str2double.cc, libinterp/corefcn/strfind.cc,
libinterp/corefcn/strfns.cc, libinterp/corefcn/sub2ind.cc,
libinterp/corefcn/svd.cc, libinterp/corefcn/syl.cc,
libinterp/corefcn/symtab.cc, libinterp/corefcn/symtab.h,
libinterp/corefcn/syscalls.cc, libinterp/corefcn/sysdep.cc,
libinterp/corefcn/sysdep.h, libinterp/corefcn/time.cc,
libinterp/corefcn/toplev.cc, libinterp/corefcn/toplev.h,
libinterp/corefcn/tril.cc, libinterp/corefcn/txt-eng-ft.cc,
libinterp/corefcn/txt-eng-ft.h, libinterp/corefcn/txt-eng.h,
libinterp/corefcn/typecast.cc, libinterp/corefcn/urlwrite.cc,
libinterp/corefcn/utils.cc, libinterp/corefcn/variables.cc,
libinterp/corefcn/variables.h, libinterp/corefcn/xdiv.cc,
libinterp/corefcn/xdiv.h, libinterp/corefcn/xnorm.h, libinterp/corefcn/xpow.cc,
libinterp/corefcn/xpow.h, libinterp/corefcn/zfstream.cc,
libinterp/corefcn/zfstream.h, libinterp/dldfcn/__delaunayn__.cc,
libinterp/dldfcn/__dsearchn__.cc, libinterp/dldfcn/__eigs__.cc,
libinterp/dldfcn/__fltk_uigetfile__.cc, libinterp/dldfcn/__glpk__.cc,
libinterp/dldfcn/__init_fltk__.cc, libinterp/dldfcn/__init_gnuplot__.cc,
libinterp/dldfcn/__magick_read__.cc, libinterp/dldfcn/__voronoi__.cc,
libinterp/dldfcn/amd.cc, libinterp/dldfcn/ccolamd.cc, libinterp/dldfcn/chol.cc,
libinterp/dldfcn/colamd.cc, libinterp/dldfcn/convhulln.cc,
libinterp/dldfcn/dmperm.cc, libinterp/dldfcn/fftw.cc, libinterp/dldfcn/qr.cc,
libinterp/dldfcn/symbfact.cc, libinterp/dldfcn/symrcm.cc,
libinterp/dldfcn/tsearch.cc, libinterp/octave-value/ov-base-diag.cc,
libinterp/octave-value/ov-base-diag.h, libinterp/octave-value/ov-base-int.cc,
libinterp/octave-value/ov-base-int.h, libinterp/octave-value/ov-base-mat.h,
libinterp/octave-value/ov-base-scalar.cc,
libinterp/octave-value/ov-base-scalar.h,
libinterp/octave-value/ov-base-sparse.cc,
libinterp/octave-value/ov-base-sparse.h, libinterp/octave-value/ov-base.cc,
libinterp/octave-value/ov-base.h, libinterp/octave-value/ov-bool-mat.cc,
libinterp/octave-value/ov-bool-mat.h, libinterp/octave-value/ov-bool-sparse.cc,
libinterp/octave-value/ov-bool-sparse.h, libinterp/octave-value/ov-bool.cc,
libinterp/octave-value/ov-bool.h, libinterp/octave-value/ov-builtin.cc,
libinterp/octave-value/ov-builtin.h, libinterp/octave-value/ov-cell.cc,
libinterp/octave-value/ov-cell.h, libinterp/octave-value/ov-ch-mat.cc,
libinterp/octave-value/ov-ch-mat.h, libinterp/octave-value/ov-class.cc,
libinterp/octave-value/ov-class.h, libinterp/octave-value/ov-colon.h,
libinterp/octave-value/ov-complex.cc, libinterp/octave-value/ov-complex.h,
libinterp/octave-value/ov-cx-diag.cc, libinterp/octave-value/ov-cx-diag.h,
libinterp/octave-value/ov-cx-mat.cc, libinterp/octave-value/ov-cx-mat.h,
libinterp/octave-value/ov-cx-sparse.cc, libinterp/octave-value/ov-cx-sparse.h,
libinterp/octave-value/ov-dld-fcn.h, libinterp/octave-value/ov-fcn-handle.cc,
libinterp/octave-value/ov-fcn-handle.h,
libinterp/octave-value/ov-fcn-inline.cc,
libinterp/octave-value/ov-fcn-inline.h, libinterp/octave-value/ov-fcn.h,
libinterp/octave-value/ov-float.cc, libinterp/octave-value/ov-float.h,
libinterp/octave-value/ov-flt-complex.cc,
libinterp/octave-value/ov-flt-complex.h,
libinterp/octave-value/ov-flt-cx-diag.cc,
libinterp/octave-value/ov-flt-cx-diag.h,
libinterp/octave-value/ov-flt-cx-mat.cc,
libinterp/octave-value/ov-flt-cx-mat.h,
libinterp/octave-value/ov-flt-re-diag.cc,
libinterp/octave-value/ov-flt-re-diag.h,
libinterp/octave-value/ov-flt-re-mat.cc,
libinterp/octave-value/ov-flt-re-mat.h, libinterp/octave-value/ov-int16.cc,
libinterp/octave-value/ov-int32.cc, libinterp/octave-value/ov-int64.cc,
libinterp/octave-value/ov-int8.cc, libinterp/octave-value/ov-intx.h,
libinterp/octave-value/ov-java.cc, libinterp/octave-value/ov-lazy-idx.h,
libinterp/octave-value/ov-mex-fcn.cc, libinterp/octave-value/ov-mex-fcn.h,
libinterp/octave-value/ov-null-mat.cc, libinterp/octave-value/ov-null-mat.h,
libinterp/octave-value/ov-oncleanup.cc, libinterp/octave-value/ov-perm.cc,
libinterp/octave-value/ov-perm.h, libinterp/octave-value/ov-range.cc,
libinterp/octave-value/ov-range.h, libinterp/octave-value/ov-re-diag.cc,
libinterp/octave-value/ov-re-diag.h, libinterp/octave-value/ov-re-mat.cc,
libinterp/octave-value/ov-re-mat.h, libinterp/octave-value/ov-re-sparse.cc,
libinterp/octave-value/ov-re-sparse.h, libinterp/octave-value/ov-scalar.cc,
libinterp/octave-value/ov-scalar.h, libinterp/octave-value/ov-str-mat.cc,
libinterp/octave-value/ov-str-mat.h, libinterp/octave-value/ov-struct.cc,
libinterp/octave-value/ov-struct.h, libinterp/octave-value/ov-type-conv.h,
libinterp/octave-value/ov-typeinfo.cc, libinterp/octave-value/ov-typeinfo.h,
libinterp/octave-value/ov-uint16.cc, libinterp/octave-value/ov-uint32.cc,
libinterp/octave-value/ov-uint64.cc, libinterp/octave-value/ov-uint8.cc,
libinterp/octave-value/ov-usr-fcn.cc, libinterp/octave-value/ov-usr-fcn.h,
libinterp/octave-value/ov.cc, libinterp/octave-value/ov.h, libinterp/octave.cc,
libinterp/operators/op-b-bm.cc, libinterp/operators/op-b-sbm.cc,
libinterp/operators/op-bm-b.cc, libinterp/operators/op-bm-bm.cc,
libinterp/operators/op-cdm-cdm.cc, libinterp/operators/op-chm.cc,
libinterp/operators/op-class.cc, libinterp/operators/op-cm-cm.cc,
libinterp/operators/op-cm-cs.cc, libinterp/operators/op-cm-s.cc,
libinterp/operators/op-cm-scm.cc, libinterp/operators/op-cm-sm.cc,
libinterp/operators/op-cs-cm.cc, libinterp/operators/op-cs-cs.cc,
libinterp/operators/op-cs-scm.cc, libinterp/operators/op-cs-sm.cc,
libinterp/operators/op-dm-dm.cc, libinterp/operators/op-dm-scm.cc,
libinterp/operators/op-double-conv.cc, libinterp/operators/op-fcdm-fcdm.cc,
libinterp/operators/op-fcm-fcm.cc, libinterp/operators/op-fcm-fcs.cc,
libinterp/operators/op-fcm-fm.cc, libinterp/operators/op-fcm-fs.cc,
libinterp/operators/op-fcs-fcm.cc, libinterp/operators/op-fcs-fcs.cc,
libinterp/operators/op-fcs-fm.cc, libinterp/operators/op-fcs-fs.cc,
libinterp/operators/op-fdm-fdm.cc, libinterp/operators/op-float-conv.cc,
libinterp/operators/op-fm-fcm.cc, libinterp/operators/op-fm-fcs.cc,
libinterp/operators/op-fm-fm.cc, libinterp/operators/op-fm-fs.cc,
libinterp/operators/op-fs-fcm.cc, libinterp/operators/op-fs-fcs.cc,
libinterp/operators/op-fs-fm.cc, libinterp/operators/op-fs-fs.cc,
libinterp/operators/op-m-cm.cc, libinterp/operators/op-m-cs.cc,
libinterp/operators/op-m-m.cc, libinterp/operators/op-m-s.cc,
libinterp/operators/op-m-scm.cc, libinterp/operators/op-m-sm.cc,
libinterp/operators/op-pm-scm.cc, libinterp/operators/op-range.cc,
libinterp/operators/op-s-cm.cc, libinterp/operators/op-s-cs.cc,
libinterp/operators/op-s-scm.cc, libinterp/operators/op-sbm-b.cc,
libinterp/operators/op-sbm-bm.cc, libinterp/operators/op-sbm-sbm.cc,
libinterp/operators/op-scm-cm.cc, libinterp/operators/op-scm-cs.cc,
libinterp/operators/op-scm-m.cc, libinterp/operators/op-scm-s.cc,
libinterp/operators/op-scm-scm.cc, libinterp/operators/op-scm-sm.cc,
libinterp/operators/op-sm-cm.cc, libinterp/operators/op-sm-m.cc,
libinterp/operators/op-sm-s.cc, libinterp/operators/op-sm-scm.cc,
libinterp/operators/op-sm-sm.cc, libinterp/operators/op-str-m.cc,
libinterp/operators/op-str-s.cc, libinterp/operators/op-str-str.cc,
libinterp/operators/ops.h, libinterp/parse-tree/lex.h,
libinterp/parse-tree/parse.h, libinterp/parse-tree/pt-arg-list.cc,
libinterp/parse-tree/pt-arg-list.h, libinterp/parse-tree/pt-assign.cc,
libinterp/parse-tree/pt-assign.h, libinterp/parse-tree/pt-binop.cc,
libinterp/parse-tree/pt-binop.h, libinterp/parse-tree/pt-bp.h,
libinterp/parse-tree/pt-cbinop.cc, libinterp/parse-tree/pt-check.cc,
libinterp/parse-tree/pt-colon.cc, libinterp/parse-tree/pt-colon.h,
libinterp/parse-tree/pt-const.cc, libinterp/parse-tree/pt-decl.cc,
libinterp/parse-tree/pt-decl.h, libinterp/parse-tree/pt-eval.cc,
libinterp/parse-tree/pt-except.h, libinterp/parse-tree/pt-exp.h,
libinterp/parse-tree/pt-fcn-handle.cc, libinterp/parse-tree/pt-id.cc,
libinterp/parse-tree/pt-id.h, libinterp/parse-tree/pt-idx.cc,
libinterp/parse-tree/pt-idx.h, libinterp/parse-tree/pt-loop.h,
libinterp/parse-tree/pt-mat.cc, libinterp/parse-tree/pt-misc.cc,
libinterp/parse-tree/pt-misc.h, libinterp/parse-tree/pt-pr-code.cc,
libinterp/parse-tree/pt-select.h, libinterp/parse-tree/pt-stmt.h,
libinterp/parse-tree/token.h, libinterp/version.cc:
Use GNU style coding conventions for code in libinterp/
author | Rik <rik@octave.org> |
---|---|
date | Mon, 28 Oct 2013 19:51:46 -0700 |
parents | d63878346099 |
children | 6113e0c6920b |
line wrap: on
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/* Copyright (C) 2004-2013 David Bateman Copyright (C) 1998-2004 Andy Adler This file is part of Octave. Octave is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Octave is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ #ifdef HAVE_CONFIG_H #include <config.h> #endif #include <cassert> #include "Array-util.h" #include "oct-cmplx.h" #include "quit.h" #include "error.h" #include "lo-ieee.h" #include "dSparse.h" #include "dDiagMatrix.h" #include "CSparse.h" #include "CDiagMatrix.h" #include "oct-spparms.h" #include "sparse-xdiv.h" static void solve_singularity_warning (double rcond) { warning ("matrix singular to machine precision, rcond = %g", rcond); warning ("attempting to find minimum norm solution"); } template <class T1, class T2> bool mx_leftdiv_conform (const T1& a, const T2& b) { octave_idx_type a_nr = a.rows (); octave_idx_type b_nr = b.rows (); if (a_nr != b_nr) { octave_idx_type a_nc = a.cols (); octave_idx_type b_nc = b.cols (); gripe_nonconformant ("operator \\", a_nr, a_nc, b_nr, b_nc); return false; } return true; } #define INSTANTIATE_MX_LEFTDIV_CONFORM(T1, T2) \ template bool mx_leftdiv_conform (const T1&, const T2&) INSTANTIATE_MX_LEFTDIV_CONFORM (SparseMatrix, SparseMatrix); INSTANTIATE_MX_LEFTDIV_CONFORM (SparseMatrix, SparseComplexMatrix); INSTANTIATE_MX_LEFTDIV_CONFORM (SparseComplexMatrix, SparseMatrix); INSTANTIATE_MX_LEFTDIV_CONFORM (SparseComplexMatrix, SparseComplexMatrix); INSTANTIATE_MX_LEFTDIV_CONFORM (SparseMatrix, Matrix); INSTANTIATE_MX_LEFTDIV_CONFORM (SparseMatrix, ComplexMatrix); INSTANTIATE_MX_LEFTDIV_CONFORM (SparseComplexMatrix, Matrix); INSTANTIATE_MX_LEFTDIV_CONFORM (SparseComplexMatrix, ComplexMatrix); INSTANTIATE_MX_LEFTDIV_CONFORM (DiagMatrix, SparseMatrix); INSTANTIATE_MX_LEFTDIV_CONFORM (DiagMatrix, SparseComplexMatrix); INSTANTIATE_MX_LEFTDIV_CONFORM (ComplexDiagMatrix, SparseMatrix); INSTANTIATE_MX_LEFTDIV_CONFORM (ComplexDiagMatrix, SparseComplexMatrix); template <class T1, class T2> bool mx_div_conform (const T1& a, const T2& b) { octave_idx_type a_nc = a.cols (); octave_idx_type b_nc = b.cols (); if (a_nc != b_nc) { octave_idx_type a_nr = a.rows (); octave_idx_type b_nr = b.rows (); gripe_nonconformant ("operator /", a_nr, a_nc, b_nr, b_nc); return false; } return true; } #define INSTANTIATE_MX_DIV_CONFORM(T1, T2) \ template bool mx_div_conform (const T1&, const T2&) INSTANTIATE_MX_DIV_CONFORM (SparseMatrix, SparseMatrix); INSTANTIATE_MX_DIV_CONFORM (SparseMatrix, SparseComplexMatrix); INSTANTIATE_MX_DIV_CONFORM (SparseComplexMatrix, SparseMatrix); INSTANTIATE_MX_DIV_CONFORM (SparseComplexMatrix, SparseComplexMatrix); INSTANTIATE_MX_DIV_CONFORM (Matrix, SparseMatrix); INSTANTIATE_MX_DIV_CONFORM (Matrix, SparseComplexMatrix); INSTANTIATE_MX_DIV_CONFORM (ComplexMatrix, SparseMatrix); INSTANTIATE_MX_DIV_CONFORM (ComplexMatrix, SparseComplexMatrix); INSTANTIATE_MX_DIV_CONFORM (SparseMatrix, DiagMatrix); INSTANTIATE_MX_DIV_CONFORM (SparseMatrix, ComplexDiagMatrix); INSTANTIATE_MX_DIV_CONFORM (SparseComplexMatrix, DiagMatrix); INSTANTIATE_MX_DIV_CONFORM (SparseComplexMatrix, ComplexDiagMatrix); // Right division functions. X / Y = X * inv (Y) = (inv (Y') * X')' // // Y / X: m cm sm scm // +-- +---+----+----+----+ // sparse matrix | 1 | 3 | 5 | 7 | // +---+----+----+----+ // sparse complex_matrix | 2 | 4 | 6 | 8 | // +---+----+----+----+ // diagonal matrix | 9 | 11 | // +----+----+ // complex diag. matrix | 10 | 12 | // +----+----+ // -*- 1 -*- Matrix xdiv (const Matrix& a, const SparseMatrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return Matrix (); Matrix atmp = a.transpose (); SparseMatrix btmp = b.transpose (); MatrixType btyp = typ.transpose (); octave_idx_type info; double rcond = 0.0; Matrix result = btmp.solve (btyp, atmp, info, rcond, solve_singularity_warning); typ = btyp.transpose (); return result.transpose (); } // -*- 2 -*- ComplexMatrix xdiv (const Matrix& a, const SparseComplexMatrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return ComplexMatrix (); Matrix atmp = a.transpose (); SparseComplexMatrix btmp = b.hermitian (); MatrixType btyp = typ.transpose (); octave_idx_type info; double rcond = 0.0; ComplexMatrix result = btmp.solve (btyp, atmp, info, rcond, solve_singularity_warning); typ = btyp.transpose (); return result.hermitian (); } // -*- 3 -*- ComplexMatrix xdiv (const ComplexMatrix& a, const SparseMatrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return ComplexMatrix (); ComplexMatrix atmp = a.hermitian (); SparseMatrix btmp = b.transpose (); MatrixType btyp = typ.transpose (); octave_idx_type info; double rcond = 0.0; ComplexMatrix result = btmp.solve (btyp, atmp, info, rcond, solve_singularity_warning); typ = btyp.transpose (); return result.hermitian (); } // -*- 4 -*- ComplexMatrix xdiv (const ComplexMatrix& a, const SparseComplexMatrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return ComplexMatrix (); ComplexMatrix atmp = a.hermitian (); SparseComplexMatrix btmp = b.hermitian (); MatrixType btyp = typ.transpose (); octave_idx_type info; double rcond = 0.0; ComplexMatrix result = btmp.solve (btyp, atmp, info, rcond, solve_singularity_warning); typ = btyp.transpose (); return result.hermitian (); } // -*- 5 -*- SparseMatrix xdiv (const SparseMatrix& a, const SparseMatrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return SparseMatrix (); SparseMatrix atmp = a.transpose (); SparseMatrix btmp = b.transpose (); MatrixType btyp = typ.transpose (); octave_idx_type info; double rcond = 0.0; SparseMatrix result = btmp.solve (btyp, atmp, info, rcond, solve_singularity_warning); typ = btyp.transpose (); return result.transpose (); } // -*- 6 -*- SparseComplexMatrix xdiv (const SparseMatrix& a, const SparseComplexMatrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return SparseComplexMatrix (); SparseMatrix atmp = a.transpose (); SparseComplexMatrix btmp = b.hermitian (); MatrixType btyp = typ.transpose (); octave_idx_type info; double rcond = 0.0; SparseComplexMatrix result = btmp.solve (btyp, atmp, info, rcond, solve_singularity_warning); typ = btyp.transpose (); return result.hermitian (); } // -*- 7 -*- SparseComplexMatrix xdiv (const SparseComplexMatrix& a, const SparseMatrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return SparseComplexMatrix (); SparseComplexMatrix atmp = a.hermitian (); SparseMatrix btmp = b.transpose (); MatrixType btyp = typ.transpose (); octave_idx_type info; double rcond = 0.0; SparseComplexMatrix result = btmp.solve (btyp, atmp, info, rcond, solve_singularity_warning); typ = btyp.transpose (); return result.hermitian (); } // -*- 8 -*- SparseComplexMatrix xdiv (const SparseComplexMatrix& a, const SparseComplexMatrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return SparseComplexMatrix (); SparseComplexMatrix atmp = a.hermitian (); SparseComplexMatrix btmp = b.hermitian (); MatrixType btyp = typ.transpose (); octave_idx_type info; double rcond = 0.0; SparseComplexMatrix result = btmp.solve (btyp, atmp, info, rcond, solve_singularity_warning); typ = btyp.transpose (); return result.hermitian (); } template <typename RT, typename SM, typename DM> RT do_rightdiv_sm_dm (const SM& a, const DM& d) { const octave_idx_type d_nr = d.rows (); const octave_idx_type a_nr = a.rows (); const octave_idx_type a_nc = a.cols (); using std::min; const octave_idx_type nc = min (d_nr, a_nc); if ( ! mx_div_conform (a, d)) return RT (); const octave_idx_type nz = a.nnz (); RT r (a_nr, nc, nz); typedef typename DM::element_type DM_elt_type; const DM_elt_type zero = DM_elt_type (); octave_idx_type k_result = 0; for (octave_idx_type j = 0; j < nc; ++j) { octave_quit (); const DM_elt_type s = d.dgelem (j); const octave_idx_type colend = a.cidx (j+1); r.xcidx (j) = k_result; if (s != zero) for (octave_idx_type k = a.cidx (j); k < colend; ++k) { r.xdata (k_result) = a.data (k) / s; r.xridx (k_result) = a.ridx (k); ++k_result; } } r.xcidx (nc) = k_result; r.maybe_compress (true); return r; } // -*- 9 -*- SparseMatrix xdiv (const SparseMatrix& a, const DiagMatrix& b, MatrixType &) { return do_rightdiv_sm_dm<SparseMatrix> (a, b); } // -*- 10 -*- SparseComplexMatrix xdiv (const SparseMatrix& a, const ComplexDiagMatrix& b, MatrixType &) { return do_rightdiv_sm_dm<SparseComplexMatrix> (a, b); } // -*- 11 -*- SparseComplexMatrix xdiv (const SparseComplexMatrix& a, const DiagMatrix& b, MatrixType &) { return do_rightdiv_sm_dm<SparseComplexMatrix> (a, b); } // -*- 12 -*- SparseComplexMatrix xdiv (const SparseComplexMatrix& a, const ComplexDiagMatrix& b, MatrixType &) { return do_rightdiv_sm_dm<SparseComplexMatrix> (a, b); } // Funny element by element division operations. // // op2 \ op1: s cs // +-- +---+----+ // matrix | 1 | 3 | // +---+----+ // complex_matrix | 2 | 4 | // +---+----+ Matrix x_el_div (double a, const SparseMatrix& b) { octave_idx_type nr = b.rows (); octave_idx_type nc = b.cols (); Matrix result; if (a == 0.) result = Matrix (nr, nc, octave_NaN); else if (a > 0.) result = Matrix (nr, nc, octave_Inf); else result = Matrix (nr, nc, -octave_Inf); for (octave_idx_type j = 0; j < nc; j++) for (octave_idx_type i = b.cidx (j); i < b.cidx (j+1); i++) { octave_quit (); result.elem (b.ridx (i), j) = a / b.data (i); } return result; } ComplexMatrix x_el_div (double a, const SparseComplexMatrix& b) { octave_idx_type nr = b.rows (); octave_idx_type nc = b.cols (); ComplexMatrix result (nr, nc, Complex (octave_NaN, octave_NaN)); for (octave_idx_type j = 0; j < nc; j++) for (octave_idx_type i = b.cidx (j); i < b.cidx (j+1); i++) { octave_quit (); result.elem (b.ridx (i), j) = a / b.data (i); } return result; } ComplexMatrix x_el_div (const Complex a, const SparseMatrix& b) { octave_idx_type nr = b.rows (); octave_idx_type nc = b.cols (); ComplexMatrix result (nr, nc, (a / 0.0)); for (octave_idx_type j = 0; j < nc; j++) for (octave_idx_type i = b.cidx (j); i < b.cidx (j+1); i++) { octave_quit (); result.elem (b.ridx (i), j) = a / b.data (i); } return result; } ComplexMatrix x_el_div (const Complex a, const SparseComplexMatrix& b) { octave_idx_type nr = b.rows (); octave_idx_type nc = b.cols (); ComplexMatrix result (nr, nc, (a / 0.0)); for (octave_idx_type j = 0; j < nc; j++) for (octave_idx_type i = b.cidx (j); i < b.cidx (j+1); i++) { octave_quit (); result.elem (b.ridx (i), j) = a / b.data (i); } return result; } // Left division functions. X \ Y = inv (X) * Y // // Y \ X : sm scm dm dcm // +-- +---+----+ // matrix | 1 | 5 | // +---+----+ // complex_matrix | 2 | 6 | // +---+----+----+----+ // sparse matrix | 3 | 7 | 9 | 11 | // +---+----+----+----+ // sparse complex_matrix | 4 | 8 | 10 | 12 | // +---+----+----+----+ // -*- 1 -*- Matrix xleftdiv (const SparseMatrix& a, const Matrix& b, MatrixType &typ) { if (! mx_leftdiv_conform (a, b)) return Matrix (); octave_idx_type info; double rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning); } // -*- 2 -*- ComplexMatrix xleftdiv (const SparseMatrix& a, const ComplexMatrix& b, MatrixType &typ) { if (! mx_leftdiv_conform (a, b)) return ComplexMatrix (); octave_idx_type info; double rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning); } // -*- 3 -*- SparseMatrix xleftdiv (const SparseMatrix& a, const SparseMatrix& b, MatrixType &typ) { if (! mx_leftdiv_conform (a, b)) return SparseMatrix (); octave_idx_type info; double rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning); } // -*- 4 -*- SparseComplexMatrix xleftdiv (const SparseMatrix& a, const SparseComplexMatrix& b, MatrixType &typ) { if (! mx_leftdiv_conform (a, b)) return SparseComplexMatrix (); octave_idx_type info; double rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning); } // -*- 5 -*- ComplexMatrix xleftdiv (const SparseComplexMatrix& a, const Matrix& b, MatrixType &typ) { if (! mx_leftdiv_conform (a, b)) return ComplexMatrix (); octave_idx_type info; double rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning); } // -*- 6 -*- ComplexMatrix xleftdiv (const SparseComplexMatrix& a, const ComplexMatrix& b, MatrixType &typ) { if (! mx_leftdiv_conform (a, b)) return ComplexMatrix (); octave_idx_type info; double rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning); } // -*- 7 -*- SparseComplexMatrix xleftdiv (const SparseComplexMatrix& a, const SparseMatrix& b, MatrixType &typ) { if (! mx_leftdiv_conform (a, b)) return SparseComplexMatrix (); octave_idx_type info; double rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning); } // -*- 8 -*- SparseComplexMatrix xleftdiv (const SparseComplexMatrix& a, const SparseComplexMatrix& b, MatrixType &typ) { if (! mx_leftdiv_conform (a, b)) return SparseComplexMatrix (); octave_idx_type info; double rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning); } template <typename RT, typename DM, typename SM> RT do_leftdiv_dm_sm (const DM& d, const SM& a) { const octave_idx_type a_nr = a.rows (); const octave_idx_type a_nc = a.cols (); const octave_idx_type d_nc = d.cols (); using std::min; const octave_idx_type nr = min (d_nc, a_nr); if ( ! mx_leftdiv_conform (d, a)) return RT (); const octave_idx_type nz = a.nnz (); RT r (nr, a_nc, nz); typedef typename DM::element_type DM_elt_type; const DM_elt_type zero = DM_elt_type (); octave_idx_type k_result = 0; for (octave_idx_type j = 0; j < a_nc; ++j) { octave_quit (); const octave_idx_type colend = a.cidx (j+1); r.xcidx (j) = k_result; for (octave_idx_type k = a.cidx (j); k < colend; ++k) { const octave_idx_type i = a.ridx (k); if (i < nr) { const DM_elt_type s = d.dgelem (i); if (s != zero) { r.xdata (k_result) = a.data (k) / s; r.xridx (k_result) = i; ++k_result; } } } } r.xcidx (a_nc) = k_result; r.maybe_compress (true); return r; } // -*- 9 -*- SparseMatrix xleftdiv (const DiagMatrix& d, const SparseMatrix& a, MatrixType&) { return do_leftdiv_dm_sm<SparseMatrix> (d, a); } // -*- 10 -*- SparseComplexMatrix xleftdiv (const DiagMatrix& d, const SparseComplexMatrix& a, MatrixType&) { return do_leftdiv_dm_sm<SparseComplexMatrix> (d, a); } // -*- 11 -*- SparseComplexMatrix xleftdiv (const ComplexDiagMatrix& d, const SparseMatrix& a, MatrixType&) { return do_leftdiv_dm_sm<SparseComplexMatrix> (d, a); } // -*- 12 -*- SparseComplexMatrix xleftdiv (const ComplexDiagMatrix& d, const SparseComplexMatrix& a, MatrixType&) { return do_leftdiv_dm_sm<SparseComplexMatrix> (d, a); }