static bool
flow (struct anim *k)
{
struct coord nc; struct pos np, pm, ptf;
if (k->oaction != kid_jump)
k->i = -1, k->misstep = k->hang = false;
bool hang_front = ((k->f.dir == LEFT) ? k->key.left : k->key.right)
&& ! k->key.up && k->key.shift;
bool hang_back = ((k->f.dir == LEFT) ? k->key.right : k->key.left)
&& ! k->key.up && k->key.shift;
int back_dir = (k->f.dir == LEFT) ? RIGHT : LEFT;
/* hang front */
survey (_m, pos, &k->f, &nc, &pm, &np);
survey (_tf, pos, &k->f, &nc, &ptf, &np);
if (k->i >= 8 && k->i <= 10 && hang_front
&& (is_hangable_pos (&pm, k->f.dir)
|| is_hangable_pos (&ptf, k->f.dir))) {
if (is_hangable_pos (&pm, k->f.dir)) k->hang_pos = pm;
else if (is_hangable_pos (&ptf, k->f.dir)) k->hang_pos = ptf;
pos2room (&k->hang_pos, k->f.c.room, &k->hang_pos);
k->hang = true;
play_sample (hang_on_fall_sample, k->f.c.room);
kid_hang (k);
return false;
}
/* hang back */
survey (_tf, pos, &k->f, &nc, &ptf, &np);
if (k->i >= 8 && k->i <= 10
&& hang_back && is_hangable_pos (&ptf, back_dir)) {
k->hang_pos = ptf;
pos2room (&k->hang_pos, k->f.c.room, &k->hang_pos);
k->hang = true;
play_sample (hang_on_fall_sample, k->f.c.room);
kid_turn (k);
return false;
}
if (k->i == 17) {
kid_normal (k);
return false;
}
select_frame (k, kid_jump_frameset, k->i + 1);
if (k->f.b == kid_stabilize_frameset[0].frame) k->fo.dx = +2;
if (k->f.b == kid_stabilize_frameset[1].frame) k->fo.dx = +6;
if (k->f.b == kid_stabilize_frameset[2].frame) k->fo.dx = +4;
if (k->f.b == kid_stabilize_frameset[3].frame) k->fo.dx = +0;
return true;
}
static bool
flow (struct anim *k)
{
if (k->oaction != kid_stabilize) {
k->i = -1, k->misstep = false;
if (k->oaction == kid_stabilize_collision) {
k->i = 0; k->collision = true;
} else k->collision = false;
if (k->oaction == kid_turn) k->collision = true;
}
if (! k->turn)
k->turn = ((k->f.dir == RIGHT) && k->key.left)
|| ((k->f.dir == LEFT) && k->key.right);
bool run = (((k->f.dir == RIGHT) && k->key.right)
|| ((k->f.dir == LEFT) && k->key.left))
&& ! k->key.shift;
bool jump = ((k->f.dir == RIGHT) && k->key.right && k->key.up)
|| ((k->f.dir == LEFT) && k->key.left && k->key.up);
bool couch = k->key.down;
int dc = dist_collision (&k->f, false, &k->ci);
int df = dist_fall (&k->f, false);
if (k->i >= 0 && ! k->collision) {
if (couch) {
kid_couch (k);
return false;
} else if (jump) {
kid_jump (k);
return false;
} else if (k->turn) {
kid_turn (k);
k->turn = false;
return false;
} else if (run && dc > PLACE_WIDTH && df > PLACE_WIDTH) {
kid_start_run (k);
return false;
}
}
if (k->i == 3) {
kid_normal (k);
k->turn = false;
return false;
}
select_frame (k, kid_stabilize_frameset, k->i + 1);
if (k->f.b == kid_stop_run_frameset[3].frame) k->fo.dx = -5;
return true;
}
static bool
flow (struct anim *k)
{
if (k->oaction != kid_misstep) k->i = -1, k->misstep = true;
if (k->i == 10) {
place_frame (&k->f, &k->f, kid_normal_00, &k->p,
(k->f.dir == LEFT) ? +11 : PLACE_WIDTH + 7, 15);
kid_normal (k);
return false;
}
select_frame (k, kid_misstep_frameset, k->i + 1);
return true;
}
static bool
flow (struct anim *k)
{
if (k->oaction != kid_keep_sword) k->i = -1, k->wait = 1;
if (k->i < 8) k->i++;
else if (k->i == 8 && k->wait > 0) k->wait--;
else if (k->i == 8 && k->wait == 0) k->i++, k->wait = 2;
else if (k->i == 9 && k->wait > 0) k->wait--;
else {
if (k->keep_sword_fast) {
kid_normal (k);
k->keep_sword_fast = false;
return false;
} else {
/* kid turn will invert kid's direction */
k->f.dir = (k->f.dir == RIGHT) ? LEFT : RIGHT;
kid_turn (k);
return false;
}
}
if (k->keep_sword_fast && k->i % 2 == 0) k->i++, k->wait = 0;
k->j = 24 + k->i;
select_frame (k, kid_keep_sword_frameset, k->i);
if (k->i < 4)
select_xframe (&k->xf, sword_frameset, k->j);
if (k->i == 8 && k->wait < 1) k->fo.dx = 0;
if (k->i == 9 && k->wait < 2) k->fo.dx = 0;
if (k->keep_sword_fast && k->i % 2)
k->fo.dx += kid_keep_sword_frameset[k->i - 1].dx;
if (k->f.b == kid_sword_normal_00) k->fo.dx = +8;
return true;
}
static bool
flow (struct anim *k)
{
struct pos p;
if (k->oaction != kid_drink)
k->i = -1, k->wait = 4, k->reverse = false;
if (k->i < 14 && ! k->reverse) k->i++;
else if (k->wait > 0) k->wait--;
else if (k->i == 14 && k->wait == 0) k->reverse = true, k->i = 10;
else if (k->i == 10 && k->reverse) k->i = 7;
else {
kid_normal (k);
invalid_pos (&k->item_pos);
return false;
}
if (k->i == 14 && k->wait == 1)
switch (k->item) {
case EMPTY_POTION: break;
case SMALL_LIFE_POTION: increase_kid_current_lives (k); break;
case BIG_LIFE_POTION: increase_kid_total_lives (k); break;
case SMALL_POISON_POTION:
if (k->immortal
|| k->poison_immune) break;
k->current_lives--;
k->splash = true;
if (k->current_lives == 0) k->death_reason = POTION_DEATH;
play_sample (harm_sample, NULL, k->id);
if (k->id == current_kid_id) {
mr.flicker = 2;
mr.color = get_flicker_blood_color ();
}
break;
case BIG_POISON_POTION:
if (k->immortal
|| k->poison_immune) break;
k->current_lives = 0;
k->splash = true;
k->death_reason = POTION_DEATH;
play_sample (harm_sample, NULL, k->id);
if (k->id == current_kid_id) {
mr.flicker = 2;
mr.color = get_flicker_blood_color ();
}
break;
case FLOAT_POTION: float_kid (k); break;
case FLIP_POTION:
if (screen_flags) screen_flags = 0;
else {
switch (prandom_pos (&k->item_pos, 2)) {
case 0: screen_flags ^= ALLEGRO_FLIP_VERTICAL; break;
case 1: screen_flags ^= ALLEGRO_FLIP_HORIZONTAL; break;
case 2: screen_flags ^= ALLEGRO_FLIP_VERTICAL | ALLEGRO_FLIP_HORIZONTAL; break;
}
}
break;
case ACTIVATION_POTION: p.room = 8, p.floor = p.place = 0;
activate_con (&p); break;
default: break;
}
select_frame (k, kid_drink_frameset, k->i);
if (k->i == 14 && k->wait < 4) k->fo.dx = 0;
if (k->i == 10 && k->reverse) k->fo.dx = -2, k->fo.dy = +1;
if (k->i == 7 && k->reverse) k->fo.dx = +1;
return true;
}
static bool
flow (struct anim *k)
{
struct coord nc; struct pos np, ptf, pbf;
enum confg ctf;
if (k->oaction != kid_couch) {
k->i = -1; k->fall = k->collision = k->misstep = false;
k->wait = 0;
}
if (k->uncouch_slowly) {
k->wait = 36;
k->uncouch_slowly = false;
}
if (k->oaction == kid_climb)
k->i = 10;
if (k->oaction == kid_couch_collision)
k->collision = true, k->inertia = k->cinertia = 0;
if (k->oaction == kid_fall) {
k->fall = true; k->inertia = k->cinertia = 0;
}
/* if (k->i > 2 && k->hit_by_loose_floor) */
/* k->i = -1; */
/* unclimb */
int dir = (k->f.dir == LEFT) ? +1 : -1;
ctf = survey (_tf, pos, &k->f, &nc, &ptf, &np)->fg;
survey (_bf, pos, &k->f, &nc, &pbf, &np);
struct pos ph; prel (&pbf, &ph, +1, dir);
if (k->i == -1
&& ! k->collision
&& ! k->fall
&& ! k->hit_by_loose_floor
&& k->item_pos.room == -1
&& is_hangable_pos (&ph, k->f.dir)
&& dist_next_place (&k->f, _tf, pos, 0, true) <= 27
&& ! (ctf == DOOR && k->f.dir == LEFT
&& door_at_pos (&ptf)->i > DOOR_CLIMB_LIMIT)) {
pos2room (&ph, k->f.c.room, &k->hang_pos);
kid_unclimb (k);
return false;
}
if (k->i == 12) {
k->hit_by_loose_floor = false;
kid_normal (k);
return false;
}
if (k->i == 2 && k->item_pos.room != -1
&& ! k->collision && ! k->fall) {
if (is_potion (&k->item_pos)) kid_drink (k);
else if (is_sword (&k->item_pos)) kid_raise_sword (k);
else {
k->item_pos.room = -1; goto no_item;
}
return false;
}
no_item:
if (k->i == 2 && k->key.down
&& k->cinertia == 0
&& k->wait-- <= 0
&& ((k->f.dir == LEFT && k->key.left)
|| (k->f.dir == RIGHT && k->key.right))) {
k->i = 0;
select_frame (k, kid_couch_frameset, 0);
return true;
}
if (k->i != 2 || (! k->key.down && k->wait-- <= 0))
k->i++;
if (k->i == 1 && k->wait > 0 &&
((k->fall == true && k->hurt)
|| k->hit_by_loose_floor))
k->i = 2;
select_frame (k, kid_couch_frameset, k->i);
if (k->oaction == kid_climb) k->fo.dx += 7;
if (k->i > 0 && k->i < 3) k->fo.dx -= k->cinertia;
if (k->cinertia > 0) k->cinertia--;
return true;
}