Mercurial > octave
view liboctave/array/MDiagArray2.cc @ 31606:dfa5d9c3ae72
maint: merge stable to default
author | Rik <rik@octave.org> |
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date | Thu, 01 Dec 2022 14:28:07 -0800 |
parents | 796f54d4ddbf |
children | 597f3ee61a48 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1996-2022 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/>. // //////////////////////////////////////////////////////////////////////// // This file should not include config.h. It is only included in other // C++ source files that should have included config.h before including // this file. #include "MDiagArray2.h" #include "Array-util.h" #include "lo-error.h" template <typename T> bool MDiagArray2<T>::is_multiple_of_identity (T val) const { bool retval = this->rows () == this->cols (); if (retval) { octave_idx_type len = this->length (); octave_idx_type i = 0; for (; i < len; i++) if (DiagArray2<T>::elem (i, i) != val) break; retval = i == len; } return retval; } // Two dimensional diagonal array with math ops. // Element by element MDiagArray2 by MDiagArray2 ops. // Element by element MDiagArray2 by scalar ops. #define MARRAY_DAS_OP(OP, FN) \ template <typename T> \ MDiagArray2<T> \ operator OP (const MDiagArray2<T>& a, const T& s) \ { \ return MDiagArray2<T> (do_ms_binary_op<T, T, T> (a, s, FN), \ a.m_d1, a.m_d2); \ } MARRAY_DAS_OP (*, mx_inline_mul) MARRAY_DAS_OP (/, mx_inline_div) // Element by element scalar by MDiagArray2 ops. template <typename T> MDiagArray2<T> operator * (const T& s, const MDiagArray2<T>& a) { return MDiagArray2<T> (do_sm_binary_op<T, T, T> (s, a, mx_inline_mul), a.m_d1, a.m_d2); } // Element by element MDiagArray2 by MDiagArray2 ops. #define MARRAY_DADA_OP(FCN, OP, FN) \ template <typename T> \ MDiagArray2<T> \ FCN (const MDiagArray2<T>& a, const MDiagArray2<T>& b) \ { \ if (a.m_d1 != b.m_d1 || a.m_d2 != b.m_d2) \ octave::err_nonconformant (#FCN, a.m_d1, a.m_d2, b.m_d1, b.m_d2); \ \ return MDiagArray2<T> (do_mm_binary_op<T, T, T> (a, b, FN, FN, FN, #FCN), \ a.m_d1, a.m_d2); \ } MARRAY_DADA_OP (operator +, +, mx_inline_add) MARRAY_DADA_OP (operator -, -, mx_inline_sub) MARRAY_DADA_OP (product, *, mx_inline_mul) // Unary MDiagArray2 ops. template <typename T> MDiagArray2<T> operator + (const MDiagArray2<T>& a) { return a; } template <typename T> MDiagArray2<T> operator - (const MDiagArray2<T>& a) { return MDiagArray2<T> (do_mx_unary_op<T, T> (a, mx_inline_uminus), a.m_d1, a.m_d2); }