RMUL2025/lib/eigen/bench/btl/libs/BLAS/c_interface_base.h

62 lines
1.6 KiB
C++

#ifndef BTL_C_INTERFACE_BASE_H
#define BTL_C_INTERFACE_BASE_H
#include "utilities.h"
#include <vector>
template <class real>
class c_interface_base {
public:
typedef real real_type;
typedef std::vector<real> stl_vector;
typedef std::vector<stl_vector> stl_matrix;
typedef real* gene_matrix;
typedef real* gene_vector;
static void free_matrix(gene_matrix& A, int /*N*/) { delete[] A; }
static void free_vector(gene_vector& B) { delete[] B; }
static inline void matrix_from_stl(gene_matrix& A, stl_matrix& A_stl) {
int N = A_stl.size();
A = new real[N * N];
for (int j = 0; j < N; j++)
for (int i = 0; i < N; i++) A[i + N * j] = A_stl[j][i];
}
static inline void vector_from_stl(gene_vector& B, stl_vector& B_stl) {
int N = B_stl.size();
B = new real[N];
for (int i = 0; i < N; i++) B[i] = B_stl[i];
}
static inline void vector_to_stl(gene_vector& B, stl_vector& B_stl) {
int N = B_stl.size();
for (int i = 0; i < N; i++) B_stl[i] = B[i];
}
static inline void 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 + N * j];
}
}
static inline void copy_vector(const gene_vector& source, gene_vector& cible, int N) {
for (int i = 0; i < N; i++) cible[i] = source[i];
}
static inline void copy_matrix(const gene_matrix& source, gene_matrix& cible, int N) {
for (int j = 0; j < N; j++) {
for (int i = 0; i < N; i++) {
cible[i + N * j] = source[i + N * j];
}
}
}
};
#endif