Mercurial > octave
view liboctave/numeric/qrp.cc @ 23696:08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
* octave-gui.cc, dynamic-ld.h, ft-text-renderer.cc, gl-render.cc,
gl-render.h, gl2ps-print.cc, input.cc, input.h, interpreter.cc,
load-path.cc, load-path.h, oct-stream.cc, sighandlers.cc, symtab.cc,
symtab.h, __ode15__.cc, gzip.cc, octave.cc, lex.ll, oct-parse.in.yy,
parse.h, pt-arg-list.cc, pt-arg-list.h, pt-array-list.h,
pt-classdef.h, pt-decl.h, pt-eval.cc, pt-eval.h, pt-exp.h,
pt-fcn-handle.cc, pt-idx.cc, pt-misc.h, pt-select.h, pt-stmt.h,
pt-tm-const.cc, pt-tm-const.h, pt.cc, aepbalance.cc, chol.cc,
gepbalance.cc, gsvd.cc, hess.cc, lo-mappers.h, lo-specfun.cc, lu.cc,
qr.cc, qrp.cc, schur.cc, sparse-chol.cc, sparse-lu.cc, sparse-qr.cc,
svd.cc, child-list.cc, dir-ops.cc, file-ops.cc, file-stat.cc,
file-stat.h, lo-sysdep.cc, oct-env.cc, oct-syscalls.cc, cmd-edit.cc,
cmd-hist.cc, oct-glob.cc, oct-locbuf.cc, oct-mutex.cc, oct-mutex.h,
oct-shlib.cc, oct-shlib.h, pathsearch.cc, url-transfer.cc,
url-transfer.h: Remove octave:: namespace tag from symbols used
inside octave namespace.
* oct-conf-post.in.h (OCTAVE_USE_DEPRECATED_FUNCTIONS): Don't define.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Mon, 26 Jun 2017 09:05:37 -0400 |
parents | d691ed308237 |
children | 194eb4bd202b |
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/* Copyright (C) 1994-2017 John W. Eatonn Copyright (C) 2009 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/>. */ #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include <cassert> #include <algorithm> #include "Array.h" #include "CMatrix.h" #include "MArray.h" #include "dMatrix.h" #include "dRowVector.h" #include "fCMatrix.h" #include "fMatrix.h" #include "fRowVector.h" #include "lo-lapack-proto.h" #include "oct-locbuf.h" #include "qrp.h" namespace octave { namespace math { // Specialization. template <> void qrp<Matrix>::init (const Matrix& a, type qr_type) { assert (qr_type != qr<Matrix>::raw); F77_INT m = to_f77_int (a.rows ()); F77_INT n = to_f77_int (a.cols ()); F77_INT min_mn = (m < n ? m : n); OCTAVE_LOCAL_BUFFER (double, tau, min_mn); F77_INT info = 0; Matrix afact = a; if (m > n && qr_type == qr<Matrix>::std) afact.resize (m, m); MArray<F77_INT> jpvt (dim_vector (n, 1), 0); if (m > 0) { // workspace query. double rlwork; F77_XFCN (dgeqp3, DGEQP3, (m, n, afact.fortran_vec (), m, jpvt.fortran_vec (), tau, &rlwork, -1, info)); // allocate buffer and do the job. F77_INT lwork = static_cast<F77_INT> (rlwork); lwork = std::max (lwork, static_cast<F77_INT> (1)); OCTAVE_LOCAL_BUFFER (double, work, lwork); F77_XFCN (dgeqp3, DGEQP3, (m, n, afact.fortran_vec (), m, jpvt.fortran_vec (), tau, work, lwork, info)); } else { for (F77_INT i = 0; i < n; i++) jpvt(i) = i+1; } // Form Permutation matrix (if economy is requested, return the // indices only!) jpvt -= static_cast<F77_INT> (1); p = PermMatrix (jpvt, true); form (n, afact, tau, qr_type); } template <> qrp<Matrix>::qrp (const Matrix& a, type qr_type) : qr<Matrix> (), p () { init (a, qr_type); } template <> RowVector qrp<Matrix>::Pvec (void) const { Array<double> pa (p.col_perm_vec ()); RowVector pv (MArray<double> (pa) + 1.0); return pv; } template <> void qrp<FloatMatrix>::init (const FloatMatrix& a, type qr_type) { assert (qr_type != qr<FloatMatrix>::raw); F77_INT m = to_f77_int (a.rows ()); F77_INT n = to_f77_int (a.cols ()); F77_INT min_mn = (m < n ? m : n); OCTAVE_LOCAL_BUFFER (float, tau, min_mn); F77_INT info = 0; FloatMatrix afact = a; if (m > n && qr_type == qr<FloatMatrix>::std) afact.resize (m, m); MArray<F77_INT> jpvt (dim_vector (n, 1), 0); if (m > 0) { // workspace query. float rlwork; F77_XFCN (sgeqp3, SGEQP3, (m, n, afact.fortran_vec (), m, jpvt.fortran_vec (), tau, &rlwork, -1, info)); // allocate buffer and do the job. F77_INT lwork = static_cast<F77_INT> (rlwork); lwork = std::max (lwork, static_cast<F77_INT> (1)); OCTAVE_LOCAL_BUFFER (float, work, lwork); F77_XFCN (sgeqp3, SGEQP3, (m, n, afact.fortran_vec (), m, jpvt.fortran_vec (), tau, work, lwork, info)); } else { for (F77_INT i = 0; i < n; i++) jpvt(i) = i+1; } // Form Permutation matrix (if economy is requested, return the // indices only!) jpvt -= static_cast<F77_INT> (1); p = PermMatrix (jpvt, true); form (n, afact, tau, qr_type); } template <> qrp<FloatMatrix>::qrp (const FloatMatrix& a, type qr_type) : qr<FloatMatrix> (), p () { init (a, qr_type); } template <> FloatRowVector qrp<FloatMatrix>::Pvec (void) const { Array<float> pa (p.col_perm_vec ()); FloatRowVector pv (MArray<float> (pa) + 1.0f); return pv; } template <> void qrp<ComplexMatrix>::init (const ComplexMatrix& a, type qr_type) { assert (qr_type != qr<ComplexMatrix>::raw); F77_INT m = to_f77_int (a.rows ()); F77_INT n = to_f77_int (a.cols ()); F77_INT min_mn = (m < n ? m : n); OCTAVE_LOCAL_BUFFER (Complex, tau, min_mn); F77_INT info = 0; ComplexMatrix afact = a; if (m > n && qr_type == qr<ComplexMatrix>::std) afact.resize (m, m); MArray<F77_INT> jpvt (dim_vector (n, 1), 0); if (m > 0) { OCTAVE_LOCAL_BUFFER (double, rwork, 2*n); // workspace query. Complex clwork; F77_XFCN (zgeqp3, ZGEQP3, (m, n, F77_DBLE_CMPLX_ARG (afact.fortran_vec ()), m, jpvt.fortran_vec (), F77_DBLE_CMPLX_ARG (tau), F77_DBLE_CMPLX_ARG (&clwork), -1, rwork, info)); // allocate buffer and do the job. F77_INT lwork = static_cast<F77_INT> (clwork.real ()); lwork = std::max (lwork, static_cast<F77_INT> (1)); OCTAVE_LOCAL_BUFFER (Complex, work, lwork); F77_XFCN (zgeqp3, ZGEQP3, (m, n, F77_DBLE_CMPLX_ARG (afact.fortran_vec ()), m, jpvt.fortran_vec (), F77_DBLE_CMPLX_ARG (tau), F77_DBLE_CMPLX_ARG (work), lwork, rwork, info)); } else { for (F77_INT i = 0; i < n; i++) jpvt(i) = i+1; } // Form Permutation matrix (if economy is requested, return the // indices only!) jpvt -= static_cast<F77_INT> (1); p = PermMatrix (jpvt, true); form (n, afact, tau, qr_type); } template <> qrp<ComplexMatrix>::qrp (const ComplexMatrix& a, type qr_type) : qr<ComplexMatrix> (), p () { init (a, qr_type); } template <> RowVector qrp<ComplexMatrix>::Pvec (void) const { Array<double> pa (p.col_perm_vec ()); RowVector pv (MArray<double> (pa) + 1.0); return pv; } template <> void qrp<FloatComplexMatrix>::init (const FloatComplexMatrix& a, type qr_type) { assert (qr_type != qr<FloatComplexMatrix>::raw); F77_INT m = to_f77_int (a.rows ()); F77_INT n = to_f77_int (a.cols ()); F77_INT min_mn = (m < n ? m : n); OCTAVE_LOCAL_BUFFER (FloatComplex, tau, min_mn); F77_INT info = 0; FloatComplexMatrix afact = a; if (m > n && qr_type == qr<FloatComplexMatrix>::std) afact.resize (m, m); MArray<F77_INT> jpvt (dim_vector (n, 1), 0); if (m > 0) { OCTAVE_LOCAL_BUFFER (float, rwork, 2*n); // workspace query. FloatComplex clwork; F77_XFCN (cgeqp3, CGEQP3, (m, n, F77_CMPLX_ARG (afact.fortran_vec ()), m, jpvt.fortran_vec (), F77_CMPLX_ARG (tau), F77_CMPLX_ARG (&clwork), -1, rwork, info)); // allocate buffer and do the job. F77_INT lwork = static_cast<F77_INT> (clwork.real ()); lwork = std::max (lwork, static_cast<F77_INT> (1)); OCTAVE_LOCAL_BUFFER (FloatComplex, work, lwork); F77_XFCN (cgeqp3, CGEQP3, (m, n, F77_CMPLX_ARG (afact.fortran_vec ()), m, jpvt.fortran_vec (), F77_CMPLX_ARG (tau), F77_CMPLX_ARG (work), lwork, rwork, info)); } else { for (F77_INT i = 0; i < n; i++) jpvt(i) = i+1; } // Form Permutation matrix (if economy is requested, return the // indices only!) jpvt -= static_cast<F77_INT> (1); p = PermMatrix (jpvt, true); form (n, afact, tau, qr_type); } template <> qrp<FloatComplexMatrix>::qrp (const FloatComplexMatrix& a, type qr_type) : qr<FloatComplexMatrix> (), p () { init (a, qr_type); } template <> FloatRowVector qrp<FloatComplexMatrix>::Pvec (void) const { Array<float> pa (p.col_perm_vec ()); FloatRowVector pv (MArray<float> (pa) + 1.0f); return pv; } } }