Mercurial > octave-nkf
view libinterp/corefcn/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 | 6a71e5030df5 |
line wrap: on
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/* Copyright (C) 1993-2013 John W. Eaton Copyright (C) 2008 Jaroslav Hajek Copyright (C) 2009-2010 VZLU Prague 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 "CMatrix.h" #include "dMatrix.h" #include "CNDArray.h" #include "dNDArray.h" #include "fCMatrix.h" #include "fMatrix.h" #include "fCNDArray.h" #include "fNDArray.h" #include "oct-cmplx.h" #include "dDiagMatrix.h" #include "fDiagMatrix.h" #include "CDiagMatrix.h" #include "fCDiagMatrix.h" #include "quit.h" #include "error.h" #include "xdiv.h" static inline bool result_ok (octave_idx_type info) { assert (info != -1); return (info != -2); } static void solve_singularity_warning (double rcond) { warning_with_id ("Octave:singular-matrix-div", "matrix singular to machine precision, rcond = %g", rcond); } template <class T1, class T2> bool mx_leftdiv_conform (const T1& a, const T2& b, blas_trans_type blas_trans) { octave_idx_type a_nr = blas_trans == blas_no_trans ? a.rows () : a.cols (); octave_idx_type b_nr = b.rows (); if (a_nr != b_nr) { octave_idx_type a_nc = blas_trans == blas_no_trans ? a.cols () : a.rows (); 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&, blas_trans_type) INSTANTIATE_MX_LEFTDIV_CONFORM (Matrix, Matrix); INSTANTIATE_MX_LEFTDIV_CONFORM (Matrix, ComplexMatrix); INSTANTIATE_MX_LEFTDIV_CONFORM (ComplexMatrix, Matrix); INSTANTIATE_MX_LEFTDIV_CONFORM (ComplexMatrix, ComplexMatrix); 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 (Matrix, Matrix); INSTANTIATE_MX_DIV_CONFORM (Matrix, ComplexMatrix); INSTANTIATE_MX_DIV_CONFORM (ComplexMatrix, Matrix); INSTANTIATE_MX_DIV_CONFORM (ComplexMatrix, ComplexMatrix); // Right division functions. // // op2 / op1: m cm // +-- +---+----+ // matrix | 1 | 3 | // +---+----+ // complex_matrix | 2 | 4 | // +---+----+ // -*- 1 -*- Matrix xdiv (const Matrix& a, const Matrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return Matrix (); octave_idx_type info; double rcond = 0.0; Matrix result = b.solve (typ, a.transpose (), info, rcond, solve_singularity_warning, true, blas_trans); return result.transpose (); } // -*- 2 -*- ComplexMatrix xdiv (const Matrix& a, const ComplexMatrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return ComplexMatrix (); octave_idx_type info; double rcond = 0.0; ComplexMatrix result = b.solve (typ, a.transpose (), info, rcond, solve_singularity_warning, true, blas_trans); return result.transpose (); } // -*- 3 -*- ComplexMatrix xdiv (const ComplexMatrix& a, const Matrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return ComplexMatrix (); octave_idx_type info; double rcond = 0.0; ComplexMatrix result = b.solve (typ, a.transpose (), info, rcond, solve_singularity_warning, true, blas_trans); return result.transpose (); } // -*- 4 -*- ComplexMatrix xdiv (const ComplexMatrix& a, const ComplexMatrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return ComplexMatrix (); octave_idx_type info; double rcond = 0.0; ComplexMatrix result = b.solve (typ, a.transpose (), info, rcond, solve_singularity_warning, true, blas_trans); return result.transpose (); } // Funny element by element division operations. // // op2 \ op1: s cs // +-- +---+----+ // matrix | 1 | 3 | // +---+----+ // complex_matrix | 2 | 4 | // +---+----+ Matrix x_el_div (double a, const Matrix& b) { octave_idx_type nr = b.rows (); octave_idx_type nc = b.columns (); Matrix result (nr, nc); for (octave_idx_type j = 0; j < nc; j++) for (octave_idx_type i = 0; i < nr; i++) { octave_quit (); result (i, j) = a / b (i, j); } return result; } ComplexMatrix x_el_div (double a, const ComplexMatrix& b) { octave_idx_type nr = b.rows (); octave_idx_type nc = b.columns (); ComplexMatrix result (nr, nc); for (octave_idx_type j = 0; j < nc; j++) for (octave_idx_type i = 0; i < nr; i++) { octave_quit (); result (i, j) = a / b (i, j); } return result; } ComplexMatrix x_el_div (const Complex a, const Matrix& b) { octave_idx_type nr = b.rows (); octave_idx_type nc = b.columns (); ComplexMatrix result (nr, nc); for (octave_idx_type j = 0; j < nc; j++) for (octave_idx_type i = 0; i < nr; i++) { octave_quit (); result (i, j) = a / b (i, j); } return result; } ComplexMatrix x_el_div (const Complex a, const ComplexMatrix& b) { octave_idx_type nr = b.rows (); octave_idx_type nc = b.columns (); ComplexMatrix result (nr, nc); for (octave_idx_type j = 0; j < nc; j++) for (octave_idx_type i = 0; i < nr; i++) { octave_quit (); result (i, j) = a / b (i, j); } return result; } // Funny element by element division operations. // // op2 \ op1: s cs // +-- +---+----+ // N-d array | 1 | 3 | // +---+----+ // complex N-d array | 2 | 4 | // +---+----+ NDArray x_el_div (double a, const NDArray& b) { NDArray result (b.dims ()); for (octave_idx_type i = 0; i < b.length (); i++) { octave_quit (); result (i) = a / b (i); } return result; } ComplexNDArray x_el_div (double a, const ComplexNDArray& b) { ComplexNDArray result (b.dims ()); for (octave_idx_type i = 0; i < b.length (); i++) { octave_quit (); result (i) = a / b (i); } return result; } ComplexNDArray x_el_div (const Complex a, const NDArray& b) { ComplexNDArray result (b.dims ()); for (octave_idx_type i = 0; i < b.length (); i++) { octave_quit (); result (i) = a / b (i); } return result; } ComplexNDArray x_el_div (const Complex a, const ComplexNDArray& b) { ComplexNDArray result (b.dims ()); for (octave_idx_type i = 0; i < b.length (); i++) { octave_quit (); result (i) = a / b (i); } return result; } // Left division functions. // // op2 \ op1: m cm // +-- +---+----+ // matrix | 1 | 3 | // +---+----+ // complex_matrix | 2 | 4 | // +---+----+ // -*- 1 -*- Matrix xleftdiv (const Matrix& a, const Matrix& b, MatrixType &typ, blas_trans_type transt) { if (! mx_leftdiv_conform (a, b, transt)) return Matrix (); octave_idx_type info; double rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning, true, transt); } // -*- 2 -*- ComplexMatrix xleftdiv (const Matrix& a, const ComplexMatrix& b, MatrixType &typ, blas_trans_type transt) { if (! mx_leftdiv_conform (a, b, transt)) return ComplexMatrix (); octave_idx_type info; double rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning, true, transt); } // -*- 3 -*- ComplexMatrix xleftdiv (const ComplexMatrix& a, const Matrix& b, MatrixType &typ, blas_trans_type transt) { if (! mx_leftdiv_conform (a, b, transt)) return ComplexMatrix (); octave_idx_type info; double rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning, true, transt); } // -*- 4 -*- ComplexMatrix xleftdiv (const ComplexMatrix& a, const ComplexMatrix& b, MatrixType &typ, blas_trans_type transt) { if (! mx_leftdiv_conform (a, b, transt)) return ComplexMatrix (); octave_idx_type info; double rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning, true, transt); } static void solve_singularity_warning (float rcond) { warning ("matrix singular to machine precision, rcond = %g", rcond); warning ("attempting to find minimum norm solution"); } INSTANTIATE_MX_LEFTDIV_CONFORM (FloatMatrix, FloatMatrix); INSTANTIATE_MX_LEFTDIV_CONFORM (FloatMatrix, FloatComplexMatrix); INSTANTIATE_MX_LEFTDIV_CONFORM (FloatComplexMatrix, FloatMatrix); INSTANTIATE_MX_LEFTDIV_CONFORM (FloatComplexMatrix, FloatComplexMatrix); INSTANTIATE_MX_DIV_CONFORM (FloatMatrix, FloatMatrix); INSTANTIATE_MX_DIV_CONFORM (FloatMatrix, FloatComplexMatrix); INSTANTIATE_MX_DIV_CONFORM (FloatComplexMatrix, FloatMatrix); INSTANTIATE_MX_DIV_CONFORM (FloatComplexMatrix, FloatComplexMatrix); // Right division functions. // // op2 / op1: m cm // +-- +---+----+ // matrix | 1 | 3 | // +---+----+ // complex_matrix | 2 | 4 | // +---+----+ // -*- 1 -*- FloatMatrix xdiv (const FloatMatrix& a, const FloatMatrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return FloatMatrix (); octave_idx_type info; float rcond = 0.0; FloatMatrix result = b.solve (typ, a.transpose (), info, rcond, solve_singularity_warning, true, blas_trans); return result.transpose (); } // -*- 2 -*- FloatComplexMatrix xdiv (const FloatMatrix& a, const FloatComplexMatrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return FloatComplexMatrix (); octave_idx_type info; float rcond = 0.0; FloatComplexMatrix result = b.solve (typ, a.transpose (), info, rcond, solve_singularity_warning, true, blas_trans); return result.transpose (); } // -*- 3 -*- FloatComplexMatrix xdiv (const FloatComplexMatrix& a, const FloatMatrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return FloatComplexMatrix (); octave_idx_type info; float rcond = 0.0; FloatComplexMatrix result = b.solve (typ, a.transpose (), info, rcond, solve_singularity_warning, true, blas_trans); return result.transpose (); } // -*- 4 -*- FloatComplexMatrix xdiv (const FloatComplexMatrix& a, const FloatComplexMatrix& b, MatrixType &typ) { if (! mx_div_conform (a, b)) return FloatComplexMatrix (); octave_idx_type info; float rcond = 0.0; FloatComplexMatrix result = b.solve (typ, a.transpose (), info, rcond, solve_singularity_warning, true, blas_trans); return result.transpose (); } // Funny element by element division operations. // // op2 \ op1: s cs // +-- +---+----+ // matrix | 1 | 3 | // +---+----+ // complex_matrix | 2 | 4 | // +---+----+ FloatMatrix x_el_div (float a, const FloatMatrix& b) { octave_idx_type nr = b.rows (); octave_idx_type nc = b.columns (); FloatMatrix result (nr, nc); for (octave_idx_type j = 0; j < nc; j++) for (octave_idx_type i = 0; i < nr; i++) { octave_quit (); result (i, j) = a / b (i, j); } return result; } FloatComplexMatrix x_el_div (float a, const FloatComplexMatrix& b) { octave_idx_type nr = b.rows (); octave_idx_type nc = b.columns (); FloatComplexMatrix result (nr, nc); for (octave_idx_type j = 0; j < nc; j++) for (octave_idx_type i = 0; i < nr; i++) { octave_quit (); result (i, j) = a / b (i, j); } return result; } FloatComplexMatrix x_el_div (const FloatComplex a, const FloatMatrix& b) { octave_idx_type nr = b.rows (); octave_idx_type nc = b.columns (); FloatComplexMatrix result (nr, nc); for (octave_idx_type j = 0; j < nc; j++) for (octave_idx_type i = 0; i < nr; i++) { octave_quit (); result (i, j) = a / b (i, j); } return result; } FloatComplexMatrix x_el_div (const FloatComplex a, const FloatComplexMatrix& b) { octave_idx_type nr = b.rows (); octave_idx_type nc = b.columns (); FloatComplexMatrix result (nr, nc); for (octave_idx_type j = 0; j < nc; j++) for (octave_idx_type i = 0; i < nr; i++) { octave_quit (); result (i, j) = a / b (i, j); } return result; } // Funny element by element division operations. // // op2 \ op1: s cs // +-- +---+----+ // N-d array | 1 | 3 | // +---+----+ // complex N-d array | 2 | 4 | // +---+----+ FloatNDArray x_el_div (float a, const FloatNDArray& b) { FloatNDArray result (b.dims ()); for (octave_idx_type i = 0; i < b.length (); i++) { octave_quit (); result (i) = a / b (i); } return result; } FloatComplexNDArray x_el_div (float a, const FloatComplexNDArray& b) { FloatComplexNDArray result (b.dims ()); for (octave_idx_type i = 0; i < b.length (); i++) { octave_quit (); result (i) = a / b (i); } return result; } FloatComplexNDArray x_el_div (const FloatComplex a, const FloatNDArray& b) { FloatComplexNDArray result (b.dims ()); for (octave_idx_type i = 0; i < b.length (); i++) { octave_quit (); result (i) = a / b (i); } return result; } FloatComplexNDArray x_el_div (const FloatComplex a, const FloatComplexNDArray& b) { FloatComplexNDArray result (b.dims ()); for (octave_idx_type i = 0; i < b.length (); i++) { octave_quit (); result (i) = a / b (i); } return result; } // Left division functions. // // op2 \ op1: m cm // +-- +---+----+ // matrix | 1 | 3 | // +---+----+ // complex_matrix | 2 | 4 | // +---+----+ // -*- 1 -*- FloatMatrix xleftdiv (const FloatMatrix& a, const FloatMatrix& b, MatrixType &typ, blas_trans_type transt) { if (! mx_leftdiv_conform (a, b, transt)) return FloatMatrix (); octave_idx_type info; float rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning, true, transt); } // -*- 2 -*- FloatComplexMatrix xleftdiv (const FloatMatrix& a, const FloatComplexMatrix& b, MatrixType &typ, blas_trans_type transt) { if (! mx_leftdiv_conform (a, b, transt)) return FloatComplexMatrix (); octave_idx_type info; float rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning, true, transt); } // -*- 3 -*- FloatComplexMatrix xleftdiv (const FloatComplexMatrix& a, const FloatMatrix& b, MatrixType &typ, blas_trans_type transt) { if (! mx_leftdiv_conform (a, b, transt)) return FloatComplexMatrix (); octave_idx_type info; float rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning, true, transt); } // -*- 4 -*- FloatComplexMatrix xleftdiv (const FloatComplexMatrix& a, const FloatComplexMatrix& b, MatrixType &typ, blas_trans_type transt) { if (! mx_leftdiv_conform (a, b, transt)) return FloatComplexMatrix (); octave_idx_type info; float rcond = 0.0; return a.solve (typ, b, info, rcond, solve_singularity_warning, true, transt); } // Diagonal matrix division. template <class MT, class DMT> MT mdm_div_impl (const MT& a, const DMT& d) { if (! mx_div_conform (a, d)) return MT (); octave_idx_type m = a.rows (), n = d.rows (), l = d.length (); MT x (m, n); typedef typename DMT::element_type S; typedef typename MT::element_type T; const T *aa = a.data (); const S *dd = d.data (); T *xx = x.fortran_vec (); for (octave_idx_type j = 0; j < l; j++) { const S del = dd[j]; if (del != S ()) for (octave_idx_type i = 0; i < m; i++) xx[i] = aa[i] / del; else for (octave_idx_type i = 0; i < m; i++) xx[i] = T (); aa += m; xx += m; } for (octave_idx_type i = l*m; i < n*m; i++) xx[i] = T (); return x; } // Right division functions. // // op2 / op1: dm cdm // +-- +---+----+ // matrix | 1 | | // +---+----+ // complex_matrix | 2 | 3 | // +---+----+ // -*- 1 -*- Matrix xdiv (const Matrix& a, const DiagMatrix& b) { return mdm_div_impl (a, b); } // -*- 2 -*- ComplexMatrix xdiv (const ComplexMatrix& a, const DiagMatrix& b) { return mdm_div_impl (a, b); } // -*- 3 -*- ComplexMatrix xdiv (const ComplexMatrix& a, const ComplexDiagMatrix& b) { return mdm_div_impl (a, b); } // Right division functions, float type. // // op2 / op1: dm cdm // +-- +---+----+ // matrix | 1 | | // +---+----+ // complex_matrix | 2 | 3 | // +---+----+ // -*- 1 -*- FloatMatrix xdiv (const FloatMatrix& a, const FloatDiagMatrix& b) { return mdm_div_impl (a, b); } // -*- 2 -*- FloatComplexMatrix xdiv (const FloatComplexMatrix& a, const FloatDiagMatrix& b) { return mdm_div_impl (a, b); } // -*- 3 -*- FloatComplexMatrix xdiv (const FloatComplexMatrix& a, const FloatComplexDiagMatrix& b) { return mdm_div_impl (a, b); } template <class MT, class DMT> MT dmm_leftdiv_impl (const DMT& d, const MT& a) { if (! mx_leftdiv_conform (d, a, blas_no_trans)) return MT (); octave_idx_type m = d.cols (), n = a.cols (), k = a.rows (), l = d.length (); MT x (m, n); typedef typename DMT::element_type S; typedef typename MT::element_type T; const T *aa = a.data (); const S *dd = d.data (); T *xx = x.fortran_vec (); for (octave_idx_type j = 0; j < n; j++) { for (octave_idx_type i = 0; i < l; i++) xx[i] = dd[i] != S () ? aa[i] / dd[i] : T (); for (octave_idx_type i = l; i < m; i++) xx[i] = T (); aa += k; xx += m; } return x; } // Left division functions. // // op2 \ op1: m cm // +---+----+ // diag_matrix | 1 | 2 | // +---+----+ // complex_diag_matrix | | 3 | // +---+----+ // -*- 1 -*- Matrix xleftdiv (const DiagMatrix& a, const Matrix& b) { return dmm_leftdiv_impl (a, b); } // -*- 2 -*- ComplexMatrix xleftdiv (const DiagMatrix& a, const ComplexMatrix& b) { return dmm_leftdiv_impl (a, b); } // -*- 3 -*- ComplexMatrix xleftdiv (const ComplexDiagMatrix& a, const ComplexMatrix& b) { return dmm_leftdiv_impl (a, b); } // Left division functions, float type. // // op2 \ op1: m cm // +---+----+ // diag_matrix | 1 | 2 | // +---+----+ // complex_diag_matrix | | 3 | // +---+----+ // -*- 1 -*- FloatMatrix xleftdiv (const FloatDiagMatrix& a, const FloatMatrix& b) { return dmm_leftdiv_impl (a, b); } // -*- 2 -*- FloatComplexMatrix xleftdiv (const FloatDiagMatrix& a, const FloatComplexMatrix& b) { return dmm_leftdiv_impl (a, b); } // -*- 3 -*- FloatComplexMatrix xleftdiv (const FloatComplexDiagMatrix& a, const FloatComplexMatrix& b) { return dmm_leftdiv_impl (a, b); } // Diagonal by diagonal matrix division. template <class MT, class DMT> MT dmdm_div_impl (const MT& a, const DMT& d) { if (! mx_div_conform (a, d)) return MT (); octave_idx_type m = a.rows (), n = d.rows (), k = d.cols (); octave_idx_type l = std::min (m, n), lk = std::min (l, k); MT x (m, n); typedef typename DMT::element_type S; typedef typename MT::element_type T; const T *aa = a.data (); const S *dd = d.data (); T *xx = x.fortran_vec (); for (octave_idx_type i = 0; i < lk; i++) xx[i] = dd[i] != S () ? aa[i] / dd[i] : T (); for (octave_idx_type i = lk; i < l; i++) xx[i] = T (); return x; } // Right division functions. // // op2 / op1: dm cdm // +-- +---+----+ // diag_matrix | 1 | | // +---+----+ // complex_diag_matrix | 2 | 3 | // +---+----+ // -*- 1 -*- DiagMatrix xdiv (const DiagMatrix& a, const DiagMatrix& b) { return dmdm_div_impl (a, b); } // -*- 2 -*- ComplexDiagMatrix xdiv (const ComplexDiagMatrix& a, const DiagMatrix& b) { return dmdm_div_impl (a, b); } // -*- 3 -*- ComplexDiagMatrix xdiv (const ComplexDiagMatrix& a, const ComplexDiagMatrix& b) { return dmdm_div_impl (a, b); } // Right division functions, float type. // // op2 / op1: dm cdm // +-- +---+----+ // diag_matrix | 1 | | // +---+----+ // complex_diag_matrix | 2 | 3 | // +---+----+ // -*- 1 -*- FloatDiagMatrix xdiv (const FloatDiagMatrix& a, const FloatDiagMatrix& b) { return dmdm_div_impl (a, b); } // -*- 2 -*- FloatComplexDiagMatrix xdiv (const FloatComplexDiagMatrix& a, const FloatDiagMatrix& b) { return dmdm_div_impl (a, b); } // -*- 3 -*- FloatComplexDiagMatrix xdiv (const FloatComplexDiagMatrix& a, const FloatComplexDiagMatrix& b) { return dmdm_div_impl (a, b); } template <class MT, class DMT> MT dmdm_leftdiv_impl (const DMT& d, const MT& a) { if (! mx_leftdiv_conform (d, a, blas_no_trans)) return MT (); octave_idx_type m = d.cols (), n = a.cols (), k = d.rows (); octave_idx_type l = std::min (m, n), lk = std::min (l, k); MT x (m, n); typedef typename DMT::element_type S; typedef typename MT::element_type T; const T *aa = a.data (); const S *dd = d.data (); T *xx = x.fortran_vec (); for (octave_idx_type i = 0; i < lk; i++) xx[i] = dd[i] != S () ? aa[i] / dd[i] : T (); for (octave_idx_type i = lk; i < l; i++) xx[i] = T (); return x; } // Left division functions. // // op2 \ op1: dm cdm // +---+----+ // diag_matrix | 1 | 2 | // +---+----+ // complex_diag_matrix | | 3 | // +---+----+ // -*- 1 -*- DiagMatrix xleftdiv (const DiagMatrix& a, const DiagMatrix& b) { return dmdm_leftdiv_impl (a, b); } // -*- 2 -*- ComplexDiagMatrix xleftdiv (const DiagMatrix& a, const ComplexDiagMatrix& b) { return dmdm_leftdiv_impl (a, b); } // -*- 3 -*- ComplexDiagMatrix xleftdiv (const ComplexDiagMatrix& a, const ComplexDiagMatrix& b) { return dmdm_leftdiv_impl (a, b); } // Left division functions, float type. // // op2 \ op1: dm cdm // +---+----+ // diag_matrix | 1 | 2 | // +---+----+ // complex_diag_matrix | | 3 | // +---+----+ // -*- 1 -*- FloatDiagMatrix xleftdiv (const FloatDiagMatrix& a, const FloatDiagMatrix& b) { return dmdm_leftdiv_impl (a, b); } // -*- 2 -*- FloatComplexDiagMatrix xleftdiv (const FloatDiagMatrix& a, const FloatComplexDiagMatrix& b) { return dmdm_leftdiv_impl (a, b); } // -*- 3 -*- FloatComplexDiagMatrix xleftdiv (const FloatComplexDiagMatrix& a, const FloatComplexDiagMatrix& b) { return dmdm_leftdiv_impl (a, b); }