675 lines
15 KiB
C++
675 lines
15 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 glue_powext
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//! @{
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template<typename T1, typename T2>
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inline
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void
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glue_powext::apply(Mat<typename T1::elem_type>& out, const Glue<T1, T2, glue_powext>& X)
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{
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arma_debug_sigprint();
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typedef typename T1::elem_type eT;
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const quasi_unwrap<T1> UA(X.A);
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const quasi_unwrap<T2> UB(X.B);
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const Mat<eT>& A = UA.M;
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const Mat<eT>& B = UB.M;
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arma_conform_assert_same_size(A, B, "element-wise pow()");
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const bool UA_bad_alias = UA.is_alias(out) && (UA.has_subview); // allow inplace operation
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const bool UB_bad_alias = UB.is_alias(out);
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if(UA_bad_alias || UB_bad_alias)
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{
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Mat<eT> tmp;
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glue_powext::apply(tmp, A, B);
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out.steal_mem(tmp);
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}
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else
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{
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glue_powext::apply(out, A, B);
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}
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}
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template<typename eT>
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inline
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void
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glue_powext::apply(Mat<eT>& out, const Mat<eT>& A, const Mat<eT>& B)
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{
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arma_debug_sigprint();
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out.set_size(A.n_rows, A.n_cols);
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const uword N = out.n_elem;
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eT* out_mem = out.memptr();
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const eT* A_mem = A.memptr();
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const eT* B_mem = B.memptr();
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if( arma_config::openmp && mp_gate<eT>::eval(N) )
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{
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#if defined(ARMA_USE_OPENMP)
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{
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const int n_threads = mp_thread_limit::get();
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#pragma omp parallel for schedule(static) num_threads(n_threads)
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for(uword i=0; i<N; ++i)
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{
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out_mem[i] = eop_aux::pow(A_mem[i], B_mem[i]);
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}
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}
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#endif
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}
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else
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{
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for(uword i=0; i<N; ++i)
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{
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out_mem[i] = eop_aux::pow(A_mem[i], B_mem[i]);
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}
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}
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}
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template<typename parent, unsigned int mode, typename T2>
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inline
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Mat<typename parent::elem_type>
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glue_powext::apply
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(
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const subview_each1<parent,mode>& X,
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const Base<typename parent::elem_type,T2>& Y
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)
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{
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arma_debug_sigprint();
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typedef typename parent::elem_type eT;
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const parent& A = X.P;
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const uword A_n_rows = A.n_rows;
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const uword A_n_cols = A.n_cols;
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Mat<eT> out(A_n_rows, A_n_cols, arma_nozeros_indicator());
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const quasi_unwrap<T2> tmp(Y.get_ref());
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const Mat<eT>& B = tmp.M;
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X.check_size(B);
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const eT* B_mem = B.memptr();
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if(mode == 0) // each column
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{
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if( arma_config::openmp && mp_gate<eT>::eval(A.n_elem) )
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{
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#if defined(ARMA_USE_OPENMP)
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{
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const int n_threads = int( (std::min)(uword(mp_thread_limit::get()), A_n_cols) );
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#pragma omp parallel for schedule(static) num_threads(n_threads)
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for(uword i=0; i < A_n_cols; ++i)
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{
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const eT* A_mem = A.colptr(i);
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eT* out_mem = out.colptr(i);
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for(uword row=0; row < A_n_rows; ++row)
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{
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out_mem[row] = eop_aux::pow(A_mem[row], B_mem[row]);
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}
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}
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}
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#endif
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}
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else
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{
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for(uword i=0; i < A_n_cols; ++i)
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{
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const eT* A_mem = A.colptr(i);
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eT* out_mem = out.colptr(i);
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for(uword row=0; row < A_n_rows; ++row)
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{
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out_mem[row] = eop_aux::pow(A_mem[row], B_mem[row]);
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}
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}
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}
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}
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if(mode == 1) // each row
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{
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if( arma_config::openmp && mp_gate<eT>::eval(A.n_elem) )
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{
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#if defined(ARMA_USE_OPENMP)
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{
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const int n_threads = int( (std::min)(uword(mp_thread_limit::get()), A_n_cols) );
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#pragma omp parallel for schedule(static) num_threads(n_threads)
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for(uword i=0; i < A_n_cols; ++i)
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{
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const eT* A_mem = A.colptr(i);
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eT* out_mem = out.colptr(i);
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const eT B_val = B_mem[i];
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for(uword row=0; row < A_n_rows; ++row)
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{
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out_mem[row] = eop_aux::pow(A_mem[row], B_val);
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}
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}
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}
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#endif
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}
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else
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{
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for(uword i=0; i < A_n_cols; ++i)
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{
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const eT* A_mem = A.colptr(i);
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eT* out_mem = out.colptr(i);
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const eT B_val = B_mem[i];
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for(uword row=0; row < A_n_rows; ++row)
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{
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out_mem[row] = eop_aux::pow(A_mem[row], B_val);
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}
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}
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}
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}
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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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void
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glue_powext::apply(Cube<typename T1::elem_type>& out, const GlueCube<T1, T2, glue_powext>& X)
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{
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arma_debug_sigprint();
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typedef typename T1::elem_type eT;
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const unwrap_cube<T1> UA(X.A);
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const unwrap_cube<T2> UB(X.B);
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const Cube<eT>& A = UA.M;
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const Cube<eT>& B = UB.M;
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arma_conform_assert_same_size(A, B, "element-wise pow()");
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if(UB.is_alias(out))
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{
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Cube<eT> tmp;
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glue_powext::apply(tmp, A, B);
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out.steal_mem(tmp);
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}
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else
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{
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glue_powext::apply(out, A, B);
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}
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}
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template<typename eT>
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inline
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void
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glue_powext::apply(Cube<eT>& out, const Cube<eT>& A, const Cube<eT>& B)
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{
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arma_debug_sigprint();
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out.set_size(A.n_rows, A.n_cols, A.n_slices);
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const uword N = out.n_elem;
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eT* out_mem = out.memptr();
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const eT* A_mem = A.memptr();
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const eT* B_mem = B.memptr();
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if( arma_config::openmp && mp_gate<eT>::eval(N) )
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{
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#if defined(ARMA_USE_OPENMP)
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{
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const int n_threads = mp_thread_limit::get();
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#pragma omp parallel for schedule(static) num_threads(n_threads)
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for(uword i=0; i<N; ++i)
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{
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out_mem[i] = eop_aux::pow(A_mem[i], B_mem[i]);
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}
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}
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#endif
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}
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else
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{
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for(uword i=0; i<N; ++i)
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{
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out_mem[i] = eop_aux::pow(A_mem[i], B_mem[i]);
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}
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}
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}
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template<typename eT, typename T2>
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inline
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Cube<eT>
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glue_powext::apply
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(
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const subview_cube_each1<eT>& X,
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const Base<eT,T2>& Y
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)
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{
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arma_debug_sigprint();
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const Cube<eT>& A = X.P;
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const uword A_n_rows = A.n_rows;
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const uword A_n_cols = A.n_cols;
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const uword A_n_slices = A.n_slices;
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Cube<eT> out(A_n_rows, A_n_cols, A_n_slices, arma_nozeros_indicator());
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const quasi_unwrap<T2> tmp(Y.get_ref());
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const Mat<eT>& B = tmp.M;
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X.check_size(B);
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const eT* B_mem = B.memptr();
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const uword B_n_elem = B.n_elem;
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if( arma_config::openmp && mp_gate<eT>::eval(A.n_elem) )
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{
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#if defined(ARMA_USE_OPENMP)
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{
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const int n_threads = int( (std::min)(uword(mp_thread_limit::get()), A_n_slices) );
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#pragma omp parallel for schedule(static) num_threads(n_threads)
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for(uword s=0; s < A_n_slices; ++s)
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{
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const eT* A_slice_mem = A.slice_memptr(s);
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eT* out_slice_mem = out.slice_memptr(s);
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for(uword i=0; i < B_n_elem; ++i)
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{
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out_slice_mem[i] = eop_aux::pow(A_slice_mem[i], B_mem[i]);
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}
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}
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}
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#endif
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}
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else
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{
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for(uword s=0; s < A_n_slices; ++s)
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{
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const eT* A_slice_mem = A.slice_memptr(s);
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eT* out_slice_mem = out.slice_memptr(s);
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for(uword i=0; i < B_n_elem; ++i)
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{
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out_slice_mem[i] = eop_aux::pow(A_slice_mem[i], B_mem[i]);
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}
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}
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}
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return out;
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}
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//
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template<typename T1, typename T2>
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inline
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void
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glue_powext_cx::apply(Mat<typename T1::elem_type>& out, const mtGlue<typename T1::elem_type, T1, T2, glue_powext_cx>& X)
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{
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arma_debug_sigprint();
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typedef typename T1::elem_type eT;
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typedef typename T1::pod_type T;
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const quasi_unwrap<T1> UA(X.A);
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const quasi_unwrap<T2> UB(X.B);
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const Mat<eT>& A = UA.M;
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const Mat< T>& B = UB.M;
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arma_conform_assert_same_size(A, B, "element-wise pow()");
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if(UA.is_alias(out) && (UA.has_subview))
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{
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Mat<eT> tmp;
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glue_powext_cx::apply(tmp, A, B);
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out.steal_mem(tmp);
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}
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else
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{
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glue_powext_cx::apply(out, A, B);
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}
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}
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template<typename T>
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inline
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void
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glue_powext_cx::apply(Mat< std::complex<T> >& out, const Mat< std::complex<T> >& A, const Mat<T>& B)
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{
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arma_debug_sigprint();
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typedef typename std::complex<T> eT;
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out.set_size(A.n_rows, A.n_cols);
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const uword N = out.n_elem;
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eT* out_mem = out.memptr();
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const eT* A_mem = A.memptr();
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const T* B_mem = B.memptr();
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if( arma_config::openmp && mp_gate<eT>::eval(N) )
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{
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#if defined(ARMA_USE_OPENMP)
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{
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const int n_threads = mp_thread_limit::get();
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#pragma omp parallel for schedule(static) num_threads(n_threads)
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for(uword i=0; i<N; ++i)
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{
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out_mem[i] = std::pow(A_mem[i], B_mem[i]);
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}
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}
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#endif
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}
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else
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{
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for(uword i=0; i<N; ++i)
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{
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out_mem[i] = std::pow(A_mem[i], B_mem[i]);
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}
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}
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}
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template<typename parent, unsigned int mode, typename T2>
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inline
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Mat<typename parent::elem_type>
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glue_powext_cx::apply
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(
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const subview_each1<parent,mode>& X,
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const Base<typename T2::elem_type,T2>& Y
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)
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{
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arma_debug_sigprint();
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typedef typename parent::elem_type eT;
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typedef typename parent::pod_type T;
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const parent& A = X.P;
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const uword A_n_rows = A.n_rows;
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const uword A_n_cols = A.n_cols;
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Mat<eT> out(A_n_rows, A_n_cols, arma_nozeros_indicator());
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const quasi_unwrap<T2> tmp(Y.get_ref());
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const Mat<T>& B = tmp.M;
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X.check_size(B);
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const T* B_mem = B.memptr();
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if(mode == 0) // each column
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{
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if( arma_config::openmp && mp_gate<eT>::eval(A.n_elem) )
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{
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#if defined(ARMA_USE_OPENMP)
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{
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const int n_threads = int( (std::min)(uword(mp_thread_limit::get()), A_n_cols) );
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#pragma omp parallel for schedule(static) num_threads(n_threads)
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for(uword i=0; i < A_n_cols; ++i)
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{
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const eT* A_mem = A.colptr(i);
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eT* out_mem = out.colptr(i);
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for(uword row=0; row < A_n_rows; ++row)
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{
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out_mem[row] = std::pow(A_mem[row], B_mem[row]);
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}
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}
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}
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#endif
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}
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else
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{
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for(uword i=0; i < A_n_cols; ++i)
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{
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const eT* A_mem = A.colptr(i);
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eT* out_mem = out.colptr(i);
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for(uword row=0; row < A_n_rows; ++row)
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{
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out_mem[row] = std::pow(A_mem[row], B_mem[row]);
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}
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}
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}
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}
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if(mode == 1) // each row
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{
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if( arma_config::openmp && mp_gate<eT>::eval(A.n_elem) )
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{
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#if defined(ARMA_USE_OPENMP)
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{
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const int n_threads = int( (std::min)(uword(mp_thread_limit::get()), A_n_cols) );
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#pragma omp parallel for schedule(static) num_threads(n_threads)
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for(uword i=0; i < A_n_cols; ++i)
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{
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const eT* A_mem = A.colptr(i);
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eT* out_mem = out.colptr(i);
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const eT B_val = B_mem[i];
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for(uword row=0; row < A_n_rows; ++row)
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{
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out_mem[row] = std::pow(A_mem[row], B_val);
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}
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}
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}
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#endif
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}
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else
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{
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for(uword i=0; i < A_n_cols; ++i)
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{
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const eT* A_mem = A.colptr(i);
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eT* out_mem = out.colptr(i);
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const eT B_val = B_mem[i];
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for(uword row=0; row < A_n_rows; ++row)
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{
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out_mem[row] = std::pow(A_mem[row], B_val);
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}
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}
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}
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}
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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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void
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glue_powext_cx::apply(Cube<typename T1::elem_type>& out, const mtGlueCube<typename T1::elem_type,T1,T2,glue_powext_cx>& X)
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{
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arma_debug_sigprint();
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typedef typename T1::elem_type eT;
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typedef typename get_pod_type<eT>::result T;
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const unwrap_cube<T1> UA(X.A);
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const unwrap_cube<T2> UB(X.B);
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const Cube<eT>& A = UA.M;
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const Cube< T>& B = UB.M;
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arma_conform_assert_same_size(A, B, "element-wise pow()");
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glue_powext_cx::apply(out, A, B);
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}
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template<typename T>
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inline
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void
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glue_powext_cx::apply(Cube< std::complex<T> >& out, const Cube< std::complex<T> >& A, const Cube<T>& B)
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{
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arma_debug_sigprint();
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typedef typename std::complex<T> eT;
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out.set_size(A.n_rows, A.n_cols, A.n_slices);
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const uword N = out.n_elem;
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eT* out_mem = out.memptr();
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const eT* A_mem = A.memptr();
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const T* B_mem = B.memptr();
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if( arma_config::openmp && mp_gate<eT>::eval(N) )
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{
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#if defined(ARMA_USE_OPENMP)
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{
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const int n_threads = mp_thread_limit::get();
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#pragma omp parallel for schedule(static) num_threads(n_threads)
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for(uword i=0; i<N; ++i)
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{
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out_mem[i] = std::pow(A_mem[i], B_mem[i]);
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}
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}
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#endif
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}
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else
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{
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for(uword i=0; i<N; ++i)
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{
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out_mem[i] = std::pow(A_mem[i], B_mem[i]);
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}
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}
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}
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template<typename T, typename T2>
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inline
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Cube< std::complex<T> >
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glue_powext_cx::apply
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(
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const subview_cube_each1< std::complex<T> >& X,
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const Base<T,T2>& Y
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)
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{
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arma_debug_sigprint();
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typedef typename std::complex<T> eT;
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const Cube<eT>& A = X.P;
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const uword A_n_rows = A.n_rows;
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const uword A_n_cols = A.n_cols;
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const uword A_n_slices = A.n_slices;
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Cube<eT> out(A_n_rows, A_n_cols, A_n_slices, arma_nozeros_indicator());
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const quasi_unwrap<T2> tmp(Y.get_ref());
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const Mat<T>& B = tmp.M;
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X.check_size(B);
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const T* B_mem = B.memptr();
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const uword B_n_elem = B.n_elem;
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if( arma_config::openmp && mp_gate<eT>::eval(A.n_elem) )
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{
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#if defined(ARMA_USE_OPENMP)
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{
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const int n_threads = int( (std::min)(uword(mp_thread_limit::get()), A_n_slices) );
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#pragma omp parallel for schedule(static) num_threads(n_threads)
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for(uword s=0; s < A_n_slices; ++s)
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{
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const eT* A_slice_mem = A.slice_memptr(s);
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eT* out_slice_mem = out.slice_memptr(s);
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for(uword i=0; i < B_n_elem; ++i)
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{
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out_slice_mem[i] = std::pow(A_slice_mem[i], B_mem[i]);
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}
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}
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}
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#endif
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}
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else
|
|
{
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for(uword s=0; s < A_n_slices; ++s)
|
|
{
|
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const eT* A_slice_mem = A.slice_memptr(s);
|
|
eT* out_slice_mem = out.slice_memptr(s);
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|
|
|
for(uword i=0; i < B_n_elem; ++i)
|
|
{
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out_slice_mem[i] = std::pow(A_slice_mem[i], B_mem[i]);
|
|
}
|
|
}
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|
}
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return out;
|
|
}
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//! @}
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