Chris@49: // Copyright (C) 2008-2013 NICTA (www.nicta.com.au) Chris@49: // Copyright (C) 2008-2013 Conrad Sanderson Chris@49: // Chris@49: // This Source Code Form is subject to the terms of the Mozilla Public Chris@49: // License, v. 2.0. If a copy of the MPL was not distributed with this Chris@49: // file, You can obtain one at http://mozilla.org/MPL/2.0/. Chris@49: Chris@49: Chris@49: //! \addtogroup glue_times Chris@49: //! @{ Chris@49: Chris@49: Chris@49: Chris@49: //! \brief Chris@49: //! Template metaprogram depth_lhs Chris@49: //! calculates the number of Glue instances on the left hand side argument of Glue Chris@49: //! i.e. it recursively expands each Tx, until the type of Tx is not "Glue<..,.., glue_type>" (i.e the "glue_type" changes) Chris@49: Chris@49: template Chris@49: struct depth_lhs Chris@49: { Chris@49: static const uword num = 0; Chris@49: }; Chris@49: Chris@49: template Chris@49: struct depth_lhs< glue_type, Glue > Chris@49: { Chris@49: static const uword num = 1 + depth_lhs::num; Chris@49: }; Chris@49: Chris@49: Chris@49: Chris@49: template Chris@49: struct glue_times_redirect2_helper Chris@49: { Chris@49: template Chris@49: arma_hot inline static void apply(Mat& out, const Glue& X); Chris@49: }; Chris@49: Chris@49: Chris@49: template<> Chris@49: struct glue_times_redirect2_helper Chris@49: { Chris@49: template Chris@49: arma_hot inline static void apply(Mat& out, const Glue& X); Chris@49: }; Chris@49: Chris@49: Chris@49: Chris@49: template Chris@49: struct glue_times_redirect Chris@49: { Chris@49: template Chris@49: arma_hot inline static void apply(Mat& out, const Glue& X); Chris@49: }; Chris@49: Chris@49: Chris@49: template<> Chris@49: struct glue_times_redirect<2> Chris@49: { Chris@49: template Chris@49: arma_hot inline static void apply(Mat& out, const Glue& X); Chris@49: }; Chris@49: Chris@49: Chris@49: template<> Chris@49: struct glue_times_redirect<3> Chris@49: { Chris@49: template Chris@49: arma_hot inline static void apply(Mat& out, const Glue< Glue,T3,glue_times>& X); Chris@49: }; Chris@49: Chris@49: Chris@49: template<> Chris@49: struct glue_times_redirect<4> Chris@49: { Chris@49: template Chris@49: arma_hot inline static void apply(Mat& out, const Glue< Glue< Glue, T3, glue_times>, T4, glue_times>& X); Chris@49: }; Chris@49: Chris@49: Chris@49: Chris@49: //! Class which implements the immediate multiplication of two or more matrices Chris@49: class glue_times Chris@49: { Chris@49: public: Chris@49: Chris@49: Chris@49: template Chris@49: arma_hot inline static void apply(Mat& out, const Glue& X); Chris@49: Chris@49: Chris@49: template Chris@49: arma_hot inline static void apply_inplace(Mat& out, const T1& X); Chris@49: Chris@49: template Chris@49: arma_hot inline static void apply_inplace_plus(Mat& out, const Glue& X, const sword sign); Chris@49: Chris@49: template Chris@49: inline static void apply_mixed(Mat::result>& out, const Mat& X, const Mat& Y); Chris@49: Chris@49: // Chris@49: Chris@49: template Chris@49: arma_inline static uword mul_storage_cost(const TA& A, const TB& B); Chris@49: Chris@49: template Chris@49: arma_hot inline static void apply(Mat& out, const TA& A, const TB& B, const eT val); Chris@49: Chris@49: template Chris@49: arma_hot inline static void apply(Mat& out, const TA& A, const TB& B, const TC& C, const eT val); Chris@49: Chris@49: template Chris@49: arma_hot inline static void apply(Mat& out, const TA& A, const TB& B, const TC& C, const TD& D, const eT val); Chris@49: }; Chris@49: Chris@49: Chris@49: Chris@49: class glue_times_diag Chris@49: { Chris@49: public: Chris@49: Chris@49: template Chris@49: arma_hot inline static void apply(Mat& out, const Glue& X); Chris@49: Chris@49: }; Chris@49: Chris@49: Chris@49: Chris@49: //! @} Chris@49: