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grid_srcplane_conversion.cpp
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Tue, Nov 19, 18:30

grid_srcplane_conversion.cpp
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#include "grid_srcplane_conversion.hpp"
#include <gradient_avx.hpp>
void grid_srcplane_conversion_CPU(double *grid_srcplane_x, double *grid_srcplane_y, const struct grid_param *frame, const struct Potential_SOA *lens, const double dlsds, int *Nlens, int nbgridcells){
//SIS
grid_srcplane_conversion_sis_CPU(grid_srcplane_x, grid_srcplane_y,frame,Nlens[0],nbgridcells,dlsds, &lens[0]);
//PIEMD8
grid_srcplane_conversion_piemd_CPU(grid_srcplane_x, grid_srcplane_y,frame,Nlens[1],nbgridcells,dlsds, &lens[1]);
//PIEMD81
}
void grid_srcplane_conversion_sis_CPU(double *grid_srcplane_x, double *grid_srcplane_y, const struct grid_param *frame, int Nlens, int nbgridcells,const double dlsds, const struct Potential_SOA *lens){
int bid=0; // index of the block (and of the set of images)
int tid=0; // index of the thread within the block
double dx,dy,x_pos,y_pos; //pixelsize
point Grad, image_point;
int grid_dim, index;
struct point true_coord, true_coord_rotation;
double R;
dx = (frame->xmax - frame->xmin)/(nbgridcells-1);
dy = (frame->ymax - frame->ymin)/(nbgridcells-1);
grid_dim = (nbgridcells);
index = bid ;
while(index < grid_dim*grid_dim){
grid_srcplane_x[index] = 0.;
grid_srcplane_y[index] = 0.;
image_point.x = frame->xmin + (index/grid_dim)*dx;
image_point.y = frame->ymin + (index % grid_dim)*dy;
Grad = module_potentialDerivatives_totalGradient_5_SOA(&image_point, lens,0, Nlens);
grid_srcplane_x[index] = image_point.x - dlsds * Grad.x; //position in srcplane
grid_srcplane_y[index] = image_point.y - dlsds * Grad.y;
bid += 1;
index = bid * 1 + tid;
}
}
//void grid_srcplane_conversion_piemd_CPU(double *grid_srcplane_x, double *grid_srcplane_y, const struct grid_param *frame, int Nlens, int nbgridcells,const double dlsds, double * lens_x, double *lens_y, double * lens_b0, double *lens_angle, double *lens_epot, double *lens_rcore, double *lens_rcut){
void grid_srcplane_conversion_piemd_CPU(double *grid_srcplane_x, double *grid_srcplane_y, const struct grid_param *frame, int Nlens, int nbgridcells,const double dlsds, const struct Potential_SOA *lens){
int bid=0; // index of the block (and of the set of images)
int tid=0; // index of the thread within the block
double dx,dy,x_pos,y_pos; //pixelsize
point Grad, image_point;
int grid_dim, index;
struct point true_coord, true_coord_rotation;
complex zis;
dx = (frame->xmax - frame->xmin)/(nbgridcells-1);
dy = (frame->ymax - frame->ymin)/(nbgridcells-1);
grid_dim = (nbgridcells);
index = bid ;
//while(index < grid_dim*grid_dim){
while(index < grid_dim*grid_dim){
image_point.x = frame->xmin + (index/grid_dim)*dx;
image_point.y = frame->ymin + (index % grid_dim)*dy;
Grad = module_potentialDerivatives_totalGradient_8_SOA(&image_point, lens,0, Nlens);
grid_srcplane_x[index] = grid_srcplane_x[index] - dlsds * Grad.x; //position in srcplane
grid_srcplane_y[index] = grid_srcplane_y[index] - dlsds * Grad.y;
bid += 1;
index = bid * 1 + tid;
}
}

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