Mercurial > octave
view liboctave/array/CColVector.cc @ 30564:796f54d4ddbf stable
update Octave Project Developers copyright for the new year
In files that have the "Octave Project Developers" copyright notice,
update for 2021.
In all .txi and .texi files except gpl.txi and gpl.texi in the
doc/liboctave and doc/interpreter directories, change the copyright
to "Octave Project Developers", the same as used for other source
files. Update copyright notices for 2022 (not done since 2019). For
gpl.txi and gpl.texi, change the copyright notice to be "Free Software
Foundation, Inc." and leave the date at 2007 only because this file
only contains the text of the GPL, not anything created by the Octave
Project Developers.
Add Paul Thomas to contributors.in.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Tue, 28 Dec 2021 18:22:40 -0500 |
parents | 0a5b15007766 |
children | 597f3ee61a48 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1994-2022 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // 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 // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include <istream> #include <ostream> #include "Array-util.h" #include "lo-blas-proto.h" #include "lo-error.h" #include "mx-base.h" #include "mx-inlines.cc" #include "oct-cmplx.h" // Complex Column Vector class ComplexColumnVector::ComplexColumnVector (const ColumnVector& a) : MArray<Complex> (a) { } bool ComplexColumnVector::operator == (const ComplexColumnVector& a) const { octave_idx_type len = numel (); if (len != a.numel ()) return 0; return mx_inline_equal (len, data (), a.data ()); } bool ComplexColumnVector::operator != (const ComplexColumnVector& a) const { return !(*this == a); } // destructive insert/delete/reorder operations ComplexColumnVector& ComplexColumnVector::insert (const ColumnVector& a, octave_idx_type r) { octave_idx_type a_len = a.numel (); if (r < 0 || r + a_len > numel ()) (*current_liboctave_error_handler) ("range error for insert"); if (a_len > 0) { make_unique (); for (octave_idx_type i = 0; i < a_len; i++) xelem (r+i) = a.elem (i); } return *this; } ComplexColumnVector& ComplexColumnVector::insert (const ComplexColumnVector& a, octave_idx_type r) { octave_idx_type a_len = a.numel (); if (r < 0 || r + a_len > numel ()) (*current_liboctave_error_handler) ("range error for insert"); if (a_len > 0) { make_unique (); for (octave_idx_type i = 0; i < a_len; i++) xelem (r+i) = a.elem (i); } return *this; } ComplexColumnVector& ComplexColumnVector::fill (double val) { octave_idx_type len = numel (); if (len > 0) { make_unique (); for (octave_idx_type i = 0; i < len; i++) xelem (i) = val; } return *this; } ComplexColumnVector& ComplexColumnVector::fill (const Complex& val) { octave_idx_type len = numel (); if (len > 0) { make_unique (); for (octave_idx_type i = 0; i < len; i++) xelem (i) = val; } return *this; } ComplexColumnVector& ComplexColumnVector::fill (double val, octave_idx_type r1, octave_idx_type r2) { octave_idx_type len = numel (); if (r1 < 0 || r2 < 0 || r1 >= len || r2 >= len) (*current_liboctave_error_handler) ("range error for fill"); if (r1 > r2) { std::swap (r1, r2); } if (r2 >= r1) { make_unique (); for (octave_idx_type i = r1; i <= r2; i++) xelem (i) = val; } return *this; } ComplexColumnVector& ComplexColumnVector::fill (const Complex& val, octave_idx_type r1, octave_idx_type r2) { octave_idx_type len = numel (); if (r1 < 0 || r2 < 0 || r1 >= len || r2 >= len) (*current_liboctave_error_handler) ("range error for fill"); if (r1 > r2) { std::swap (r1, r2); } if (r2 >= r1) { make_unique (); for (octave_idx_type i = r1; i <= r2; i++) xelem (i) = val; } return *this; } ComplexColumnVector ComplexColumnVector::stack (const ColumnVector& a) const { octave_idx_type len = numel (); octave_idx_type nr_insert = len; ComplexColumnVector retval (len + a.numel ()); retval.insert (*this, 0); retval.insert (a, nr_insert); return retval; } ComplexColumnVector ComplexColumnVector::stack (const ComplexColumnVector& a) const { octave_idx_type len = numel (); octave_idx_type nr_insert = len; ComplexColumnVector retval (len + a.numel ()); retval.insert (*this, 0); retval.insert (a, nr_insert); return retval; } ComplexRowVector ComplexColumnVector::hermitian (void) const { return MArray<Complex>::hermitian (std::conj); } ComplexRowVector ComplexColumnVector::transpose (void) const { return MArray<Complex>::transpose (); } ColumnVector ComplexColumnVector::abs (void) const { return do_mx_unary_map<double, Complex, std::abs> (*this); } ComplexColumnVector conj (const ComplexColumnVector& a) { return do_mx_unary_map<Complex, Complex, std::conj<double>> (a); } // resize is the destructive equivalent for this one ComplexColumnVector ComplexColumnVector::extract (octave_idx_type r1, octave_idx_type r2) const { if (r1 > r2) { std::swap (r1, r2); } octave_idx_type new_r = r2 - r1 + 1; ComplexColumnVector result (new_r); for (octave_idx_type i = 0; i < new_r; i++) result.elem (i) = elem (r1+i); return result; } ComplexColumnVector ComplexColumnVector::extract_n (octave_idx_type r1, octave_idx_type n) const { ComplexColumnVector result (n); for (octave_idx_type i = 0; i < n; i++) result.elem (i) = elem (r1+i); return result; } // column vector by column vector -> column vector operations ComplexColumnVector& ComplexColumnVector::operator += (const ColumnVector& a) { octave_idx_type len = numel (); octave_idx_type a_len = a.numel (); if (len != a_len) octave::err_nonconformant ("operator +=", len, a_len); if (len == 0) return *this; Complex *d = fortran_vec (); // Ensures only one reference to my privates! mx_inline_add2 (len, d, a.data ()); return *this; } ComplexColumnVector& ComplexColumnVector::operator -= (const ColumnVector& a) { octave_idx_type len = numel (); octave_idx_type a_len = a.numel (); if (len != a_len) octave::err_nonconformant ("operator -=", len, a_len); if (len == 0) return *this; Complex *d = fortran_vec (); // Ensures only one reference to my privates! mx_inline_sub2 (len, d, a.data ()); return *this; } // matrix by column vector -> column vector operations ComplexColumnVector operator * (const ComplexMatrix& m, const ColumnVector& a) { ComplexColumnVector tmp (a); return m * tmp; } ComplexColumnVector operator * (const ComplexMatrix& m, const ComplexColumnVector& a) { ComplexColumnVector retval; F77_INT nr = octave::to_f77_int (m.rows ()); F77_INT nc = octave::to_f77_int (m.cols ()); F77_INT a_len = octave::to_f77_int (a.numel ()); if (nc != a_len) octave::err_nonconformant ("operator *", nr, nc, a_len, 1); retval.clear (nr); if (nr != 0) { if (nc == 0) retval.fill (0.0); else { Complex *y = retval.fortran_vec (); F77_XFCN (zgemv, ZGEMV, (F77_CONST_CHAR_ARG2 ("N", 1), nr, nc, 1.0, F77_CONST_DBLE_CMPLX_ARG (m.data ()), nr, F77_CONST_DBLE_CMPLX_ARG (a.data ()), 1, 0.0, F77_DBLE_CMPLX_ARG (y), 1 F77_CHAR_ARG_LEN (1))); } } return retval; } // matrix by column vector -> column vector operations ComplexColumnVector operator * (const Matrix& m, const ComplexColumnVector& a) { ComplexMatrix tmp (m); return tmp * a; } // diagonal matrix by column vector -> column vector operations ComplexColumnVector operator * (const DiagMatrix& m, const ComplexColumnVector& a) { F77_INT nr = octave::to_f77_int (m.rows ()); F77_INT nc = octave::to_f77_int (m.cols ()); F77_INT a_len = octave::to_f77_int (a.numel ()); if (nc != a_len) octave::err_nonconformant ("operator *", nr, nc, a_len, 1); if (nc == 0 || nr == 0) return ComplexColumnVector (0); ComplexColumnVector result (nr); for (octave_idx_type i = 0; i < a_len; i++) result.elem (i) = a.elem (i) * m.elem (i, i); for (octave_idx_type i = a_len; i < nr; i++) result.elem (i) = 0.0; return result; } ComplexColumnVector operator * (const ComplexDiagMatrix& m, const ColumnVector& a) { F77_INT nr = octave::to_f77_int (m.rows ()); F77_INT nc = octave::to_f77_int (m.cols ()); F77_INT a_len = octave::to_f77_int (a.numel ()); if (nc != a_len) octave::err_nonconformant ("operator *", nr, nc, a_len, 1); if (nc == 0 || nr == 0) return ComplexColumnVector (0); ComplexColumnVector result (nr); for (octave_idx_type i = 0; i < a_len; i++) result.elem (i) = a.elem (i) * m.elem (i, i); for (octave_idx_type i = a_len; i < nr; i++) result.elem (i) = 0.0; return result; } ComplexColumnVector operator * (const ComplexDiagMatrix& m, const ComplexColumnVector& a) { F77_INT nr = octave::to_f77_int (m.rows ()); F77_INT nc = octave::to_f77_int (m.cols ()); F77_INT a_len = octave::to_f77_int (a.numel ()); if (nc != a_len) octave::err_nonconformant ("operator *", nr, nc, a_len, 1); if (nc == 0 || nr == 0) return ComplexColumnVector (0); ComplexColumnVector result (nr); for (octave_idx_type i = 0; i < a_len; i++) result.elem (i) = a.elem (i) * m.elem (i, i); for (octave_idx_type i = a_len; i < nr; i++) result.elem (i) = 0.0; return result; } // other operations Complex ComplexColumnVector::min (void) const { octave_idx_type len = numel (); if (len == 0) return 0.0; Complex res = elem (0); double absres = std::abs (res); for (octave_idx_type i = 1; i < len; i++) if (std::abs (elem (i)) < absres) { res = elem (i); absres = std::abs (res); } return res; } Complex ComplexColumnVector::max (void) const { octave_idx_type len = numel (); if (len == 0) return 0.0; Complex res = elem (0); double absres = std::abs (res); for (octave_idx_type i = 1; i < len; i++) if (std::abs (elem (i)) > absres) { res = elem (i); absres = std::abs (res); } return res; } // i/o std::ostream& operator << (std::ostream& os, const ComplexColumnVector& a) { // int field_width = os.precision () + 7; for (octave_idx_type i = 0; i < a.numel (); i++) os << /* setw (field_width) << */ a.elem (i) << "\n"; return os; } std::istream& operator >> (std::istream& is, ComplexColumnVector& a) { octave_idx_type len = a.numel (); if (len > 0) { double tmp; for (octave_idx_type i = 0; i < len; i++) { is >> tmp; if (is) a.elem (i) = tmp; else break; } } return is; }