DiagonalProduct.h (988B)
1 // This file is part of Eigen, a lightweight C++ template library 2 // for linear algebra. 3 // 4 // Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr> 5 // Copyright (C) 2007-2009 Benoit Jacob <jacob.benoit.1@gmail.com> 6 // 7 // This Source Code Form is subject to the terms of the Mozilla 8 // Public License v. 2.0. If a copy of the MPL was not distributed 9 // with this file, You can obtain one at http://mozilla.org/MPL/2.0/. 10 11 #ifndef EIGEN_DIAGONALPRODUCT_H 12 #define EIGEN_DIAGONALPRODUCT_H 13 14 namespace Eigen { 15 16 /** \returns the diagonal matrix product of \c *this by the diagonal matrix \a diagonal. 17 */ 18 template<typename Derived> 19 template<typename DiagonalDerived> 20 EIGEN_DEVICE_FUNC inline const Product<Derived, DiagonalDerived, LazyProduct> 21 MatrixBase<Derived>::operator*(const DiagonalBase<DiagonalDerived> &a_diagonal) const 22 { 23 return Product<Derived, DiagonalDerived, LazyProduct>(derived(),a_diagonal.derived()); 24 } 25 26 } // end namespace Eigen 27 28 #endif // EIGEN_DIAGONALPRODUCT_H