t_handler get_handler(char c)
{
static t_handler *handlers = NULL;
if (handlers == NULL)
{
handlers = ft_memalloc(sizeof(*handlers) * 256);
if (handlers != NULL)
setup_arr(handlers);
}
return (handlers[(int)c]);
}
static void randblip (struct state *st, int doit)
{
int n;
int b = 0;
if (!doit
&& (st->blastcount-- >= 0)
&& (RAND_FLOAT > st->anychan))
{
return;
}
if (st->blastcount < 0)
{
b = 1;
n = 2;
st->blastcount = random_life_value (st);
if (RAND_FLOAT < st->instantdeathchan)
{
/* clear everything every so often to keep from getting into a
* rut */
setup_arr (st);
b = 0;
}
}
else if (RAND_FLOAT <= st->minorchan)
{
n = 2;
}
else
{
n = random () % 3 + 3;
}
while (n--)
{
int x = st->arr_width ? random () % st->arr_width : 0;
int y = st->arr_height ? random () % st->arr_height : 0;
int c;
FLOAT s;
if (b)
{
c = 0;
s = RAND_FLOAT * (st->maxdeathspeed - st->mindeathspeed) + st->mindeathspeed;
}
else
{
c = ((st->count - 1) ? random () % (st->count-1) : 0) + 1;
s = RAND_FLOAT * (st->maxlifespeed - st->minlifespeed) + st->minlifespeed;
}
newcell (st, &st->arr[y * st->arr_width + x], c, s);
}
}
static void *
petri_init (Display *dpy, Window win)
{
struct state *st = (struct state *) calloc (1, sizeof(*st));
st->dpy = dpy;
st->window = win;
st->delay = get_integer_resource (st->dpy, "delay", "Delay");
st->orthlim = 1;
setup_display (st);
setup_arr (st);
randblip (st, 1);
return st;
}
