void
guard_die_properly (struct anim *g)
{
switch (con (&g->p)->fg) {
case SPIKES_FLOOR: guard_die_spiked (g); break;
case CHOPPER: guard_die_chopped (g); break;
default: guard_die_suddenly (g); break;
}
}
static bool
physics_in (struct anim *g)
{
struct coord nc;
struct pos np, pbf, pmt, pmtf, pmtb,
npmbo, npmbo_nf;
struct frame nf;
struct frame_offset fo;
if (g->i == 0) {
next_frame (&g->f, &g->f, &g->fo);
int dirf = (g->f.dir == LEFT) ? -1 : +1;
int dirb = (g->f.dir == LEFT) ? +1 : -1;
survey (_mt, pos, &g->f, &nc, &pmt, &np);
prel (&pmt, &pmtf, +0, dirf);
prel (&pmt, &pmtb, +0, dirb);
if (! is_strictly_traversable (&pmt)
|| ! is_strictly_traversable (&pmtf)
|| ! is_strictly_traversable (&pmtb))
place_in_initial_fall (g);
}
/* fall speed */
if (g->i > 0)
g->fo.dx = -g->inertia;
if (g->i > 4) {
int speed = +21 + 3 * (g->i - 5);
g->fo.dy = (speed > 33) ? 33 : speed;
}
/* land on ground */
struct frameset *frameset = get_guard_fall_frameset (g->type);
fo.b = frameset[g->i > 2 ? 2 : g->i].frame;
fo.dx = frameset[g->i > 2 ? 2 : g->i].dx;
fo.dy = frameset[g->i > 2 ? 2 : g->i].dy;
if (g->i > 0) g->fo.dx = -g->inertia;
if (g->i > 2) {
int speed = +21 + 3 * (g->i - 5);
fo.dy = (speed > 33) ? 33 : speed;
}
fo.dy += 8;
survey (_mbo, pos, &g->f, &nc, &np, &npmbo);
next_frame (&g->f, &nf, &fo);
survey (_mbo, pos, &nf, &nc, &np, &npmbo_nf);
if (g->i > 2
&& ! is_strictly_traversable (&npmbo)
&& npmbo.floor != npmbo_nf.floor) {
g->inertia = g->cinertia = 0;
if (is_colliding (&g->f, &g->fo, +16, false, &g->ci)) {
if (g->ci.t != WALL)
g->f.c.x += (g->f.dir == LEFT) ? +16 : -16;
else
g->f.c.x += (g->f.dir == LEFT) ? +8 : -8;
}
survey (_bf, pos, &g->f, &nc, &pbf, &np);
/* pos2view (&pbf, &pbf); */
frameset = get_guard_vigilant_frameset (g->type);
g->f.b = frameset[0].frame;
place_on_the_ground (&g->f, &g->f.c);
shake_loose_floor_row (&pbf);
if (g->i >= 8 && ! g->immortal
&& ! g->fall_immune) {
g->hurt = true;
g->splash = true;
g->current_lives--;
if (g->i >= 10) g->current_lives = 0;
if (g->current_lives > 0) g->uncouch_slowly = true;
} else if (g->i > 3) {
play_sample (hit_ground_sample, g->f.c.room);
g->hurt = false;
} else g->hurt = false;
stop_sample (g->sample, scream_sample);
survey (_mt, pos, &g->f, &nc, &pmt, &np);
g->p = pmt;
if (con (&pmt)->fg == SPIKES_FLOOR
&& ! spikes_floor_at_pos (&pmt)->inactive)
guard_die_spiked (g);
else if (g->current_lives <= 0) {
play_sample (hit_ground_fatal_sample, g->f.c.room);
guard_die_suddenly (g);
g->death_reason = FALL_DEATH;
} else {
place_on_the_ground (&g->f, &g->f.c);
g->f.c.y++;
guard_vigilant (g);
}
return false;
}
return true;
}
