static bool
physics_in (struct anim *k)
{
struct pos pmbo, ptf;
/* inertia */
k->inertia = 0;
k->cinertia = 4;
/* collision */
if (uncollide (&k->f, &k->fo, _bf, -4, -4, NULL, &k->ci)) {
kid_stabilize_collision (k);
return false;
}
/* fall */
survey (_mbo, pos, &k->f, NULL, &pmbo, NULL);
surveyo (_tf, -4, +0, pos, &k->f, NULL, &ptf, NULL);
if (is_strictly_traversable (&pmbo)
|| is_strictly_traversable (&ptf)) {
kid_fall (k);
return false;
}
return true;
}
static bool
physics_in (struct anim *k)
{
struct pos pbb, pmbo, pbf;
struct frame nf;
/* inertia */
if (k->i >= 8 && k->i <= 10) k->inertia = 5;
else k->inertia = 0;
/* collision */
if (is_colliding (&k->f, &k->fo, +0, false, &k->ci)) {
if (k->i < 7 || k->i > 10) kid_stabilize_collision (k);
else kid_couch_collision (k);
return false;
}
/* fall */
next_frame (&k->f, &nf, &k->fo);
survey (_bb, pos, &nf, NULL, &pbb, NULL);
survey (_mbo, pos, &nf, NULL, &pmbo, NULL);
survey (_bf, pos, &nf, NULL, &pbf, NULL);
if ((is_strictly_traversable (&pbb)
&& is_strictly_traversable (&pmbo) && k->i < 7)
|| (k->i >= 10 && k->i < 13
&& is_strictly_traversable (&pbf)
&& is_strictly_traversable (&pmbo))
|| (k->i >= 13 && is_strictly_traversable (&pmbo))) {
kid_fall (k);
return false;
}
return true;
}
static bool
physics_in (struct anim *k)
{
struct coord nc; struct pos np, pm;
enum confg cm;
/* collision */
if (is_colliding (&k->f, &k->fo, +0, false, &k->ci)
&& k->ci.t != MIRROR) {
if (k->i <= 2 && k->fall)
uncollide (&k->f, &k->fo, &k->fo, +0, false, &k->ci);
else {
kid_stabilize_collision (k);
return false;
}
} else if (is_colliding (&k->f, &k->fo, +2, false, &k->ci)
&& k->ci.t == MIRROR) {
if (k->i <= 2)
k->f.c.x += (k->f.dir == LEFT) ? +4 : -4;
else {
kid_stabilize_collision (k);
return false;
}
}
if (! k->fall && kid_door_split_collision (k)) return false;
/* fall */
cm = survey (_m, pos, &k->f, &nc, &pm, &np)->fg;
struct loose_floor *l =
loose_floor_at_pos (prel (&pm, &np, -1, +0));
if ((is_strictly_traversable (&pm)
|| (l && l->action == FALL_LOOSE_FLOOR && cm == LOOSE_FLOOR))
&& ! (k->fall && k->i == 0)) {
kid_fall (k);
return false;
}
return true;
}
static bool
physics_in (struct anim *k)
{
struct coord nc; struct pos np, ptf;
/* inertia */
k->inertia = 0;
k->cinertia = 6;
/* collision */
if (is_colliding (&k->f, &k->fo, +0, false, &k->ci)) {
kid_stabilize_collision (k);
return false;
}
/* fall */
survey (_tf, pos, &k->f, &nc, &ptf, &np);
if (is_strictly_traversable (&ptf)) {
kid_fall (k);
return false;
}
return true;
}