eigen/Eigen/src/Core/DiagonalProduct.h

// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
// Copyright (C) 2007-2009 Benoit Jacob <jacob.benoit.1@gmail.com>
//
// This Source Code Form is subject to the terms of the Mozilla
// Public License v. 2.0. If a copy of the MPL was not distributed
// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.

#ifndef EIGEN_DIAGONALPRODUCT_H
#define EIGEN_DIAGONALPRODUCT_H

// IWYU pragma: private
#include "./InternalHeaderCheck.h"

namespace Eigen {

/** \returns the diagonal matrix product of \c *this by the diagonal matrix \a diagonal.
 */
template <typename Derived>
template <typename DiagonalDerived>
EIGEN_DEVICE_FUNC inline const Product<Derived, DiagonalDerived, LazyProduct> MatrixBase<Derived>::operator*(
    const DiagonalBase<DiagonalDerived> &a_diagonal) const {
  return Product<Derived, DiagonalDerived, LazyProduct>(derived(), a_diagonal.derived());
}

}  // end namespace Eigen

#endif  // EIGEN_DIAGONALPRODUCT_H