1 // SPDX-License-Identifier: Apache-2.0 2 // 3 // Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au) 4 // Copyright 2008-2016 National ICT Australia (NICTA) 5 // 6 // Licensed under the Apache License, Version 2.0 (the "License"); 7 // you may not use this file except in compliance with the License. 8 // You may obtain a copy of the License at 9 // http://www.apache.org/licenses/LICENSE-2.0 10 // 11 // Unless required by applicable law or agreed to in writing, software 12 // distributed under the License is distributed on an "AS IS" BASIS, 13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 // See the License for the specific language governing permissions and 15 // limitations under the License. 16 // ------------------------------------------------------------------------ 17 18 19 20 //! \addtogroup op_powmat 21 //! @{ 22 23 24 25 class op_powmat 26 : public traits_op_default 27 { 28 public: 29 30 template<typename T1> 31 inline static void apply(Mat<typename T1::elem_type>& out, const Op<T1,op_powmat>& expr); 32 33 template<typename T1> 34 inline static bool apply_direct(Mat<typename T1::elem_type>& out, const Base<typename T1::elem_type,T1>& X, const uword y, const bool y_neg); 35 36 template<typename eT> 37 inline static void apply_direct_positive(Mat<eT>& out, const Mat<eT>& X, const uword y); 38 }; 39 40 41 42 class op_powmat_cx 43 : public traits_op_default 44 { 45 public: 46 47 template<typename T1> 48 inline static void apply(Mat< std::complex<typename T1::pod_type> >& out, const mtOp<std::complex<typename T1::pod_type>,T1,op_powmat_cx>& expr); 49 50 template<typename T1> 51 inline static bool apply_direct(Mat< std::complex<typename T1::pod_type> >& out, const Base<typename T1::elem_type,T1>& X, const typename T1::pod_type y); 52 }; 53 54 55 56 //! @} 57