107 lines
3.0 KiB
C++
107 lines
3.0 KiB
C++
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//=====================================================
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// File : tiny_blitz_interface.hh
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// Author : L. Plagne <laurent.plagne@edf.fr)>
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// Copyright (C) EDF R&D, lun sep 30 14:23:30 CEST 2002
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//=====================================================
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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//
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#ifndef TINY_BLITZ_INTERFACE_HH
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#define TINY_BLITZ_INTERFACE_HH
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#include "blitz/array.h"
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#include "blitz/tiny.h"
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#include "blitz/tinymat.h"
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#include "blitz/tinyvec.h"
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#include <blitz/tinyvec-et.h>
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#include <vector>
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BZ_USING_NAMESPACE(blitz)
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template<class real, int SIZE>
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class tiny_blitz_interface
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{
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public :
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typedef real real_type ;
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typedef std::vector<real> stl_vector;
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typedef std::vector<stl_vector > stl_matrix;
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typedef TinyVector<real,SIZE> gene_vector;
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typedef TinyMatrix<real,SIZE,SIZE> gene_matrix;
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static inline std::string name() { return "tiny_blitz"; }
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static void free_matrix(gene_matrix & A, int N){}
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static void free_vector(gene_vector & B){}
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static inline void matrix_from_stl(gene_matrix & A, stl_matrix & A_stl){
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for (int j=0; j<A_stl.size() ; j++)
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for (int i=0; i<A_stl[j].size() ; i++)
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A(i,j)=A_stl[j][i];
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}
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static inline void vector_from_stl(gene_vector & B, stl_vector & B_stl){
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for (int i=0; i<B_stl.size() ; i++)
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B(i) = B_stl[i];
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}
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static inline void vector_to_stl(gene_vector & B, stl_vector & B_stl){
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for (int i=0; i<B_stl.size() ; i++)
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B_stl[i] = B(i);
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}
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static inline void matrix_to_stl(gene_matrix & A, stl_matrix & A_stl){
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int N = A_stl.size();
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for (int j=0;j<N;j++)
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{
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A_stl[j].resize(N);
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for (int i=0;i<N;i++)
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A_stl[j][i] = A(i,j);
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}
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}
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static inline void copy_matrix(const gene_matrix & source, gene_matrix & cible, int N){
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for (int j=0;j<N;j++)
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for (int i=0;i<N;i++)
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cible(i,j) = source(i,j);
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}
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static inline void copy_vector(const gene_vector & source, gene_vector & cible, int N){
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for (int i=0;i<N;i++){
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cible(i) = source(i);
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}
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}
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static inline void matrix_matrix_product(const gene_matrix & A, const gene_matrix & B, gene_matrix & X, int N){
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X = product(A,B);
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}
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static inline void matrix_vector_product(gene_matrix & A, gene_vector & B, gene_vector & X, int N){
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X = product(A,B);
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}
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static inline void axpy(const real coef, const gene_vector & X, gene_vector & Y, int N){
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Y += coef * X;
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}
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};
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#endif
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