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/* Copyright (c) 1997-2024
Ewgenij Gawrilow, Michael Joswig, and the polymake team
Technische Universität Berlin, Germany
https://polymake.org
This program 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 2, or (at your option) any
later version: http://www.gnu.org/licenses/gpl.txt.
This program 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.
--------------------------------------------------------------------------------
*/
#pragma once
#include "polymake/GenericMatrix.h"
namespace polymake { namespace common {
template <typename Scalar, typename Matrix1, typename Matrix2>
pm::LazyMatrix2<const Matrix1&, const Matrix2&, operations::mul>
hadamard_product(const GenericMatrix<Matrix1, Scalar>& mat1, const GenericMatrix<Matrix2, Scalar>& mat2)
{
if (mat1.rows() != mat2.rows() || mat1.cols() != mat2.cols())
throw std::runtime_error("hadamard_product - dimension mismatch");
return pm::LazyMatrix2<const Matrix1&, const Matrix2&, operations::mul>(mat1.top(), mat2.top());
}
}}
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