142 lines
4.0 KiB
C++
142 lines
4.0 KiB
C++
//=====================================================
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// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
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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 BLAZE_INTERFACE_HH
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#define BLAZE_INTERFACE_HH
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#include <blaze/Math.h>
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#include <blaze/Blaze.h>
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#include <Eigen/Core>
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// using namespace blaze;
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#include <vector>
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template<class real>
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class blaze_interface {
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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 blaze::DynamicMatrix<real,blaze::columnMajor> gene_matrix;
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typedef blaze::DynamicVector<real> gene_vector;
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static inline std::string name() { return "blaze"; }
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static void free_matrix(gene_matrix & A, int N){
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return ;
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}
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static void free_vector(gene_vector & B){
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return ;
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}
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static inline void matrix_from_stl(gene_matrix & A, stl_matrix & A_stl){
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A.resize(A_stl[0].size(), A_stl.size());
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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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}
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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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B.resize(B_stl.size());
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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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}
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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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}
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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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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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}
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static EIGEN_DONT_INLINE void matrix_matrix_product(const gene_matrix & A, const gene_matrix & B, gene_matrix & X, int N){
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X = (A*B);
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}
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static EIGEN_DONT_INLINE void transposed_matrix_matrix_product(const gene_matrix & A, const gene_matrix & B, gene_matrix & X, int N){
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X = (trans(A)*trans(B));
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}
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static EIGEN_DONT_INLINE void ata_product(const gene_matrix & A, gene_matrix & X, int N){
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X = (trans(A)*A);
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}
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static EIGEN_DONT_INLINE void aat_product(const gene_matrix & A, gene_matrix & X, int N){
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X = (A*trans(A));
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}
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static EIGEN_DONT_INLINE void matrix_vector_product(gene_matrix & A, gene_vector & B, gene_vector & X, int N){
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X = (A*B);
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}
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static EIGEN_DONT_INLINE void atv_product(gene_matrix & A, gene_vector & B, gene_vector & X, int N){
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X = (trans(A)*B);
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}
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static EIGEN_DONT_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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static EIGEN_DONT_INLINE void axpby(real a, const gene_vector & X, real b, gene_vector & Y, int N){
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Y = a*X + b*Y;
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}
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// static inline void cholesky(const gene_matrix & X, gene_matrix & C, int N){
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// C = X;
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// recursive_cholesky(C);
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// }
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// static inline void lu_decomp(const gene_matrix & X, gene_matrix & R, int N){
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// R = X;
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// std::vector<int> ipvt(N);
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// lu_factor(R, ipvt);
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// }
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// static inline void trisolve_lower(const gene_matrix & L, const gene_vector& B, gene_vector & X, int N){
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// X = lower_trisolve(L, B);
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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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cible = source;
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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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cible = source;
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}
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};
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#endif
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