static unsigned long
rocks_draw (Display *dpy, Window window, void *closure)
{
struct state *st = (struct state *) closure;
if (st->current_delta != st->new_delta)
{
if (st->dchange_tick++ == 5)
{
st->dchange_tick = 0;
if (st->current_delta < st->new_delta)
st->current_delta++;
else
st->current_delta--;
}
}
else
{
if (! (random() % 50))
{
st->new_delta = ((random() % 11) - 5);
if (! (random() % 10))
st->new_delta *= 5;
}
}
tick_rocks (st, st->current_delta);
return st->delay;
}
void
drawrock(Window win)
{
static int current_delta = 0; /* observer Z rotation */
static int window_tick = 50;
static int new_delta = 0;
static int dchange_tick = 0;
if (window_tick++ == 50)
window_tick = 0;
if (current_delta != new_delta) {
if (dchange_tick++ == 5) {
dchange_tick = 0;
if (current_delta < new_delta)
current_delta++;
else
current_delta--;
}
} else {
if ((LRAND() % 50) == 0) {
new_delta = ((LRAND() % 11) - 5);
if ((LRAND() % 10) == 0)
new_delta *= 5;
}
}
tick_rocks (win, current_delta);
}