105 lines
2.4 KiB
C++
105 lines
2.4 KiB
C++
// SPDX-License-Identifier: Apache-2.0
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//
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// Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au)
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// Copyright 2008-2016 National ICT Australia (NICTA)
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// ------------------------------------------------------------------------
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//! \addtogroup fn_kron
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//! @{
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template<typename T1, typename T2>
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arma_warn_unused
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arma_inline
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const Glue<T1,T2,glue_kron>
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kron(const Base<typename T1::elem_type,T1>& A, const Base<typename T1::elem_type,T2>& B)
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{
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arma_extra_debug_sigprint();
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return Glue<T1, T2, glue_kron>(A.get_ref(), B.get_ref());
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}
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template<typename T, typename T1, typename T2>
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arma_warn_unused
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inline
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Mat<typename eT_promoter<T1,T2>::eT>
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kron(const Base<std::complex<T>,T1>& X, const Base<T,T2>& Y)
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{
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arma_extra_debug_sigprint();
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typedef typename std::complex<T> eT1;
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promote_type<eT1,T>::check();
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const quasi_unwrap<T1> tmp1(X.get_ref());
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const quasi_unwrap<T2> tmp2(Y.get_ref());
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const Mat<eT1>& A = tmp1.M;
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const Mat<T >& B = tmp2.M;
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Mat<eT1> out;
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glue_kron::direct_kron(out, A, B);
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return out;
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}
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template<typename T, typename T1, typename T2>
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arma_warn_unused
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inline
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Mat<typename eT_promoter<T1,T2>::eT>
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kron(const Base<T,T1>& X, const Base<std::complex<T>,T2>& Y)
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{
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arma_extra_debug_sigprint();
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typedef typename std::complex<T> eT2;
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promote_type<T,eT2>::check();
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const quasi_unwrap<T1> tmp1(X.get_ref());
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const quasi_unwrap<T2> tmp2(Y.get_ref());
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const Mat<T >& A = tmp1.M;
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const Mat<eT2>& B = tmp2.M;
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Mat<eT2> out;
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glue_kron::direct_kron(out, A, B);
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return out;
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}
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template<typename T1, typename T2>
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arma_warn_unused
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arma_inline
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const SpGlue<T1, T2, spglue_kron>
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kron(const SpBase<typename T1::elem_type,T1>& A, const SpBase<typename T1::elem_type,T2>& B)
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{
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arma_extra_debug_sigprint();
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return SpGlue<T1, T2, spglue_kron>(A.get_ref(), B.get_ref());
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}
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//! @}
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