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replace min FWHM to 0.001 for "stars"

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This commit is contained in:
Edward Emelianov 2024-02-21 11:40:53 +03:00
parent ec18c69732
commit 530fa347d2
1 changed files with 3 additions and 2 deletions
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5
draw.c
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@ -118,6 +118,7 @@ for(int y = 0; y < h; ++y){ \
for(int x = 0; x < w; ++x, ++data){ \
double rx = (double)(x-w2); \
double Intens = max * pow(1. + (rx*rx + ry2)/theta2, -beta); \
/*printf("x=%d, y=%d, rx=%g, Intens=%g", x,y,rx,Intens);*/ \
*data = (type) Intens; \
} \
}
@ -131,7 +132,7 @@ for(int y = 0; y < h; ++y){ \
* @return pattern or NULL if error
*/
il_Pattern *il_Pattern_star(int w, int h, double fwhm, double beta){
if(fwhm < 1.) return NULL;
if(fwhm < 0.001) return NULL;
il_Pattern *p = il_Pattern_new(w, h);
if(!p) return NULL;
int w2 = w/2, h2 = h/2; // center of image
@ -150,7 +151,7 @@ il_Pattern *il_Pattern_star(int w, int h, double fwhm, double beta){
* @return
*/
il_Image *il_Image_star(il_imtype_t type, int w, int h, double fwhm, double beta){
if(fwhm < 1.) return NULL;
if(fwhm < 0.001) return NULL;
il_Image *p = il_Image_new(w, h, type);
if(!p) return NULL;
int w2 = w/2, h2 = h/2;