211 lines
4.8 KiB
C++
211 lines
4.8 KiB
C++
// Copyright (C) 2010-2015 National ICT Australia (NICTA)
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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// -------------------------------------------------------------------
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//
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// Written by Conrad Sanderson - http://conradsanderson.id.au
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//! \addtogroup fn_join
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//! @{
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template<typename T1, typename T2>
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inline
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typename
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enable_if2
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<
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(is_arma_type<T1>::value && is_arma_type<T2>::value && is_same_type<typename T1::elem_type, typename T2::elem_type>::value),
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const Glue<T1, T2, glue_join_cols>
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>::result
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join_cols(const T1& A, const T2& B)
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{
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arma_extra_debug_sigprint();
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return Glue<T1, T2, glue_join_cols>(A, B);
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}
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template<typename T1, typename T2>
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inline
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typename
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enable_if2
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<
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(is_arma_type<T1>::value && is_arma_type<T2>::value && is_same_type<typename T1::elem_type, typename T2::elem_type>::value),
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const Glue<T1, T2, glue_join_cols>
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>::result
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join_vert(const T1& A, const T2& B)
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{
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arma_extra_debug_sigprint();
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return Glue<T1, T2, glue_join_cols>(A, B);
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}
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template<typename T1, typename T2>
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inline
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typename
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enable_if2
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<
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(is_arma_type<T1>::value && is_arma_type<T2>::value && is_same_type<typename T1::elem_type, typename T2::elem_type>::value),
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const Glue<T1, T2, glue_join_rows>
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>::result
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join_rows(const T1& A, const T2& B)
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{
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arma_extra_debug_sigprint();
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return Glue<T1, T2, glue_join_rows>(A, B);
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}
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template<typename T1, typename T2>
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inline
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typename
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enable_if2
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<
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(is_arma_type<T1>::value && is_arma_type<T2>::value && is_same_type<typename T1::elem_type, typename T2::elem_type>::value),
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const Glue<T1, T2, glue_join_rows>
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>::result
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join_horiz(const T1& A, const T2& B)
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{
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arma_extra_debug_sigprint();
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return Glue<T1, T2, glue_join_rows>(A, B);
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}
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//
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// for cubes
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template<typename T1, typename T2>
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inline
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const GlueCube<T1, T2, glue_join_slices>
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join_slices(const BaseCube<typename T1::elem_type,T1>& A, const BaseCube<typename T1::elem_type,T2>& B)
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{
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arma_extra_debug_sigprint();
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return GlueCube<T1, T2, glue_join_slices>(A.get_ref(), B.get_ref());
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}
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template<typename T1, typename T2>
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inline
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Cube<typename T1::elem_type>
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join_slices(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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typedef typename T1::elem_type eT;
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const unwrap<T1> UA(A.get_ref());
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const unwrap<T2> UB(B.get_ref());
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arma_debug_assert_same_size(UA.M.n_rows, UA.M.n_cols, UB.M.n_rows, UB.M.n_cols, "join_slices(): incompatible dimensions");
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Cube<eT> out(UA.M.n_rows, UA.M.n_cols, 2);
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arrayops::copy(out.slice_memptr(0), UA.M.memptr(), UA.M.n_elem);
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arrayops::copy(out.slice_memptr(1), UB.M.memptr(), UB.M.n_elem);
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return out;
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}
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template<typename T1, typename T2>
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inline
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Cube<typename T1::elem_type>
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join_slices(const Base<typename T1::elem_type,T1>& A, const BaseCube<typename T1::elem_type,T2>& B)
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{
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arma_extra_debug_sigprint();
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typedef typename T1::elem_type eT;
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const unwrap<T1> U(A.get_ref());
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const Cube<eT> M(const_cast<eT*>(U.M.memptr()), U.M.n_rows, U.M.n_cols, 1, false);
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return join_slices(M,B);
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}
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template<typename T1, typename T2>
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inline
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Cube<typename T1::elem_type>
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join_slices(const BaseCube<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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typedef typename T1::elem_type eT;
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const unwrap<T2> U(B.get_ref());
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const Cube<eT> M(const_cast<eT*>(U.M.memptr()), U.M.n_rows, U.M.n_cols, 1, false);
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return join_slices(A,M);
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}
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//
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// for sparse matrices
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template<typename T1, typename T2>
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inline
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const SpGlue<T1, T2, spglue_join_cols>
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join_cols(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_join_cols>(A.get_ref(), B.get_ref());
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}
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template<typename T1, typename T2>
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inline
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const SpGlue<T1, T2, spglue_join_cols>
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join_vert(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_join_cols>(A.get_ref(), B.get_ref());
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}
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template<typename T1, typename T2>
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inline
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const SpGlue<T1, T2, spglue_join_rows>
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join_rows(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_join_rows>(A.get_ref(), B.get_ref());
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}
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template<typename T1, typename T2>
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inline
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const SpGlue<T1, T2, spglue_join_rows>
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join_horiz(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_join_rows>(A.get_ref(), B.get_ref());
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}
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//! @}
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