//===================================================== // File : ublas_interface.hh // Author : L. Plagne <laurent.plagne@edf.fr)> // Copyright (C) EDF R&D, lun sep 30 14:23:27 CEST 2002 //===================================================== // // This program is free software; you can redistribute it and/or // modify it under the terms of the GNU General Public License // as published by the Free Software Foundation; either version 2 // of the License, or (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. // #ifndef UBLAS_INTERFACE_HH #define UBLAS_INTERFACE_HH
staticinlinevoid matrix_to_stl(gene_matrix & A, stl_matrix & A_stl){ int N=A_stl.size(); for (int j=0;j<N;j++)
{
A_stl[j].resize(N); for (int i=0;i<N;i++)
A_stl[j][i]=A(i,j);
}
}
staticinlinevoid copy_vector(const gene_vector & source, gene_vector & cible, int N){ for (int i=0;i<N;i++){
cible(i) = source(i);
}
}
staticinlinevoid copy_matrix(const gene_matrix & source, gene_matrix & cible, int N){ for (int i=0;i<N;i++){ for (int j=0;j<N;j++){
cible(i,j) = source(i,j);
}
}
}
staticinlinevoid matrix_vector_product_slow(gene_matrix & A, gene_vector & B, gene_vector & X, int N){
X = prod(A,B);
}
staticinlinevoid matrix_matrix_product_slow(gene_matrix & A, gene_matrix & B, gene_matrix & X, int N){
X = prod(A,B);
}
staticinlinevoid axpy_slow(const real coef, const gene_vector & X, gene_vector & Y, int N){
Y+=coef*X;
}
// alias free assignments
staticinlinevoid matrix_vector_product(gene_matrix & A, gene_vector & B, gene_vector & X, int N){
X.assign(prod(A,B));
}
staticinlinevoid atv_product(gene_matrix & A, gene_vector & B, gene_vector & X, int N){
X.assign(prod(trans(A),B));
}
staticinlinevoid matrix_matrix_product(gene_matrix & A, gene_matrix & B, gene_matrix & X, int N){
X.assign(prod(A,B));
}
staticinlinevoid axpy(const real coef, const gene_vector & X, gene_vector & Y, int N){
Y.plus_assign(coef*X);
}
staticinlinevoid axpby(real a, const gene_vector & X, real b, gene_vector & Y, int N){
Y = a*X + b*Y;
}
staticinlinevoid ata_product(gene_matrix & A, gene_matrix & X, int N){ // X = prod(trans(A),A);
X.assign(prod(trans(A),A));
}
staticinlinevoid aat_product(gene_matrix & A, gene_matrix & X, int N){ // X = prod(A,trans(A));
X.assign(prod(A,trans(A)));
}
staticinlinevoid trisolve_lower(const gene_matrix & L, const gene_vector& B, gene_vector & X, int N){
X = solve(L, B, ublas::lower_tag ());
}
};
#endif
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