#include <stdio.h>
#include <stdlib.h>
#include "receptor.h"
receptor *create_receptor(int x, int y, int size) {
// an IP3R is defined by its position in x and y and by its size
receptor *r = (receptor *) malloc(sizeof(receptor));
r->x = x;
r->y = y;
r->size = size;
// IP3R First Ca, IP3 and second Ca binding sites are initialized at 0 = unbound state
r->ca1 = 0;
r->ip3 = 0;
r->ca2 = 0;
return r;
}