// Hashset reject func to throw away old arbiters.
static int
contactSetReject(void *ptr, void *data)
{
cpArbiter *arb = (cpArbiter *)ptr;
cpSpace *space = (cpSpace *)data;
if((space->stamp - arb->stamp) > cp_contact_persistence){
cpArbiterFree(arb);
return 0;
}
return 1;
}
// Hashset filter func to throw away old arbiters.
static int
contactSetFilter(cpArbiter *arb, cpSpace *space)
{
int ticks = space->stamp - arb->stamp;
// was used last frame, but not this one
if(ticks == 1){
arb->handler->separate(arb, space, arb->handler->data);
arb->stamp = -1; // mark it as a new pair again.
}
if(ticks >= cp_contact_persistence){
cpArbiterFree(arb);
return 0;
}
return 1;
}
static void arbiterFreeWrap(cpArbiter *ptr, void *unused){ cpArbiterFree(ptr);}
