static void
rock_reset (struct state *st, struct rock *rock)
{
rock->real_size = MAX_SIZE;
rock->r = (SIN_RESOLUTION * 0.7) + (random () % (30 * SIN_RESOLUTION));
rock->theta = random () % SIN_RESOLUTION;
rock->depth = MAX_DEPTH * DEPTH_SCALE;
rock->color = random() % st->ncolors;
rock_compute (st, rock);
rock_draw (st, rock, True);
}
static void
rock_tick ( Window win, arock *arocks, int d)
{
rockstruct *rp = &rocks[screen];
if (arocks->depth > 0) {
rock_draw(win, arocks, False);
arocks->depth -= rp->speed;
if (rp->rotate_p)
arocks->theta = (arocks->theta + d) % RESOLUTION;
while (arocks->theta < 0)
arocks->theta += RESOLUTION;
if (arocks->depth < (MIN_DEPTH * DEPTH_SCALE))
arocks->depth = 0;
else {
rock_compute(arocks);
rock_draw(win, arocks, True);
}
} else if ((LRAND() % 40) == 0)
rock_reset(win, arocks);
}
static void
rock_reset( Window win, arock *arocks)
{
arocks->real_size = MAX_WIDTH;
arocks->r = (int)((RESOLUTION * 0.7) + (LRAND() % (30 * RESOLUTION)));
arocks->theta = LRAND() % RESOLUTION;
arocks->depth = MAX_DEPTH * DEPTH_SCALE;
if (!mono && Scr[screen].npixels > 2)
arocks->color = Scr[screen].pixels[LRAND() % Scr[screen].npixels];
else
arocks->color = WhitePixel(dsp, screen);
rock_compute(arocks);
rock_draw(win, arocks, True);
}
static void
rock_tick (struct state *st, struct rock *rock, int d)
{
if (rock->depth > 0)
{
rock_draw (st, rock, False);
rock->depth -= st->speed;
if (st->rotate_p)
{
rock->theta = (rock->theta + d) % SIN_RESOLUTION;
}
while (rock->theta < 0)
rock->theta += SIN_RESOLUTION;
if (rock->depth < (MIN_DEPTH * DEPTH_SCALE))
rock->depth = 0;
else
{
rock_compute (st, rock);
rock_draw (st, rock, True);
}
}
else if ((random () % 40) == 0)
rock_reset (st, rock);
}