bool
should_draw_door_grid (struct pos *p, struct frame *f)
{
struct pos pl, pa, pmt, ptb;
struct anim *a = (struct anim *) f->id;
struct pos *hang_pos = &a->hang_pos;
survey (_mt, pos, f, NULL, &pmt, NULL);
survey (_tb, pos, f, NULL, &ptb, NULL);
prel (p, &pl, +0, -1);
prel (p, &pa, -1, +0);
return
(((peq (&ptb, p) || peq (&ptb, &pl)
|| peq (&ptb, &pa))
&& (peq (&pmt, p) || peq (&pmt, &pl)
|| peq (&pmt, &pa)))
|| is_kid_successfully_climbing_at_pos
(f, hang_pos, p)
|| (is_kid_turn_run (f)
&& f->dir == LEFT))
&& ! is_kid_successfully_climbing_at_pos
(f, hang_pos, &pa);
}
static void
place_in_initial_fall (struct anim *g)
{
struct coord nc;
struct pos np, pmt, pmtf, pmtb;
struct pos fall_pos;
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);
fall_pos.room = -1;
if (is_strictly_traversable (&pmt)) fall_pos = pmt;
else if (is_strictly_traversable (&pmtf)) fall_pos = pmtf;
else if (is_strictly_traversable (&pmtb)) fall_pos = pmtb;
struct frameset *frameset = get_guard_fall_frameset (g->type);
if (fall_pos.room != - 1)
place_frame (&g->f, &g->f, frameset[0].frame,
&fall_pos,
(g->f.dir == LEFT) ? PLACE_WIDTH - 12 : +6,
(g->f.dir == LEFT) ? 23 : 27);
}
bool
is_pos_seeing (struct pos *p0, struct anim *k1, enum dir dir)
{
struct coord m0, m1, mt1, mb1; struct pos p, p1, pk, pke;
con_m (p0, &m0);
coord_f cf;
if (is_kid_climb (&k1->f) || is_anim_fall (&k1->f)) {
coord2room (_mt (&k1->f, &mt1), m0.room, &mt1);
coord2room (_m (&k1->f, &m1), m0.room, &m1);
coord2room (_mbo (&k1->f, &mb1), m0.room, &mb1);
double dt, dm, db;
dt = (mt1.room == m0.room) ? dist_coord (&m0, &mt1) : INFINITY;
dm = (m1.room == m0.room) ? dist_coord (&m0, &m1) : INFINITY;
db = (mb1.room == m0.room) ? dist_coord (&m0, &mb1) : INFINITY;
if (dt <= dm && dt <= db)
cf = (dir == LEFT) ? _tr : _tl;
else if (db <= dt && db <= dm)
cf = (dir == LEFT) ? _br : _bl;
else cf = (dir == LEFT) ? _mr : _ml;
} else cf = (dir == LEFT) ? _mr : _ml;
surveyo (cf, -8, +0, pos, &k1->f, &m1, NULL, NULL);
coord2room (&m0, p0->room, &m0);
coord2room (&m1, p0->room, &m1);
pos (&m1, &p1);
if (dir == LEFT) {
if (is_opaque_at_left (p0)) return false;
if (is_opaque_at_right (&p1)) return false;
if (peqr (&p1, p0, +0, -1)) return true;
prel (p0, &pk, +0, -1);
prel (&p1, &pke, +0, +1);
} else {
if (is_opaque_at_right (p0)) return false;
if (is_opaque_at_left (&p1)) return false;
if (peqr (&p1, p0, +0, +1)) return true;
prel (p0, &pk, +0, +1);
prel (&p1, &pke, +0, -1);
}
if (peq (p0, &p1)) return true;
first_confg (&pk, &pke, opaque_cs, &p);
return p0->room == p1.room
&& m1.room == m0.room
&& p1.floor == p0->floor
&& ! (dir == LEFT && m1.x > m0.x)
&& ! (dir == RIGHT && m1.x < m0.x)
&& p.room == -1;
}
bool
should_spikes_raise_for_pos (struct pos *p, struct pos *pk)
{
struct pos pb1, pb2, np;
return peq (pk, p)
|| (peq (pk, prel (p, &pb1, -1, 0))
&& is_strictly_traversable (prel (p, &np, -1, +0)))
|| (peq (pk, prel (p, &pb2, -2, 0))
&& is_strictly_traversable (prel (p, &np, -1, +0))
&& is_strictly_traversable (prel (p, &np, -2, +0)));
}
void
draw_floor_reflex (ALLEGRO_BITMAP *bitmap, struct pos *p,
enum em em, enum vm vm)
{
ALLEGRO_BITMAP *floor_right = NULL;
switch (em) {
case DUNGEON:
switch (vm) {
case CGA: floor_right = dc_floor_right; break;
case EGA: floor_right = de_floor_right; break;
case VGA: floor_right = dv_floor_right; break;
}
break;
case PALACE:
switch (vm) {
case CGA: floor_right = pc_floor_right; break;
case EGA: floor_right = pe_floor_right; break;
case VGA: floor_right = pv_floor_right; break;
}
break;
}
if (vm == VGA) floor_right = apply_hue_palette (floor_right);
if (hgc) floor_right = apply_palette (floor_right, hgc_palette);
if (peq (p, &mouse_pos))
floor_right = apply_palette (floor_right, selection_palette);
struct pos pl; prel (p, &pl, +0, -1);
struct coord c;
int h = al_get_bitmap_height (floor_right);
draw_bitmap_regionc (floor_right, bitmap, 0, 2, 17, h - 9,
floor_reflex_coord (&pl, &c), 0);
}
void
draw_arch_bottom_fg (ALLEGRO_BITMAP *bitmap, struct pos *p,
enum em em, enum vm vm)
{
struct pos pa; prel (p, &pa, -1, +0);
draw_arch_bottom (bitmap, p, em, vm);
draw_confg_base (bitmap, &pa, em, vm);
}
void
draw_door_fg (ALLEGRO_BITMAP *bitmap, struct pos *p, struct frame *f,
enum em em, enum vm vm)
{
struct pos par, pr, pa;
draw_floor_base (bitmap, p, em, vm);
draw_door_pole (bitmap, p, em, vm);
prel (p, &pr, +0, +1);
prel (p, &pa, -1, +0);
prel (p, &par, -1, +1);
if (should_draw_door_grid (p, f)) {
struct door *d = door_at_pos (p);
draw_door_grid (bitmap, p, d->i, em, vm);
draw_confg_right (bitmap, &pa, em, vm, true);
draw_confg_base (bitmap, &par, em, vm);
draw_confg_left (bitmap, &par, em, vm, true);
draw_confg_fg (bitmap, &pr, em, vm, f);
}
}
struct pos *
get_mouse_pos (struct pos *p)
{
struct mouse_coord m;
get_mouse_coord (&m);
if (! is_valid_coord (&m.c)) {
invalid_pos (p);
return p;
}
int ry = (m.c.y - 3) % PLACE_HEIGHT;
pos_gen (&m.c, p, 0, 3);
if (edit == EDIT_NONE) {
invalid_pos (p);
return p;
}
struct pos p0;
switch (fake (p)) {
case MIRROR: case CHOPPER:
case WALL: case PILLAR: case BIG_PILLAR_TOP:
case BIG_PILLAR_BOTTOM: case ARCH_BOTTOM:
case ARCH_TOP_MID: case ARCH_TOP_SMALL:
case ARCH_TOP_LEFT: case ARCH_TOP_RIGHT: break;
default:
if (is_arch_top (prel (p, &p0, +0, -1)))
break;
if (ry >= 60) pos_gen (&m.c, p, 0, 3);
else if (ry >= 50) pos_gen (&m.c, p, 23 - 2.5 * (ry - 50), 3);
else pos_gen (&m.c, p, 23, 3);
break;
}
struct pos np; npos (p, &np);
if (! np.room) {
invalid_pos (p);
return p;
}
return p;
}
void
fight_hit (struct anim *k, struct anim *ke)
{
if (k->immortal || k->sword_immune) return;
if (k->current_lives <= 0) return;
if (is_anim_fall (&k->f) || is_kid_stairs (&k->f))
return;
place_on_the_ground (&k->f, &k->f.c);
k->xf.b = NULL;
if (! is_in_fight_mode (k)) k->current_lives = 0;
else k->current_lives--;
if (! is_guard (ke))
upgrade_skill (&ke->skill, &k->skill, k->total_lives);
int d = (k->f.dir == LEFT) ? +1 : -1;
struct pos pb;
survey (_m, pos, &k->f, NULL, &k->p, NULL);
prel (&k->p, &pb, 0, d);
if (k->current_lives <= 0 && ! is_strictly_traversable (&pb)) {
k->current_lives = 0;
k->death_reason = FIGHT_DEATH;
ke->alert_cycle = anim_cycle;
anim_die (k);
} else anim_sword_hit (k);
if (is_in_fight_mode (k)) {
backoff_from_range (ke, k, ATTACK_RANGE - 20, true, false);
get_in_range (ke, k, ATTACK_RANGE - 10, false, false);
}
k->splash = true;
if (k->id == current_kid_id) {
mr.flicker = 2;
mr.color = get_flicker_blood_color ();
play_audio (&harm_audio, NULL, k->id);
} else play_audio (&guard_hit_audio, NULL, k->id);
}
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
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;
}
void
draw_room_frame_fg (ALLEGRO_BITMAP *bitmap, enum em em, enum vm vm,
struct frame *f)
{
struct pos ptl, pbr, ptl2, pbr2;
survey (_tl, posf, f, NULL, &ptl, NULL);
survey (_br, posf, f, NULL, &pbr, NULL);
pos2room (&ptl, room_view, &ptl);
pos2room (&pbr, room_view, &pbr);
survey (_tl, pos, f, NULL, &ptl2, NULL);
survey (_br, pos, f, NULL, &pbr2, NULL);
pos2room (&ptl2, room_view, &ptl2);
pos2room (&pbr2, room_view, &pbr2);
struct coord c; frame2room (f, room_view, &c);
int w = al_get_bitmap_width (f->b);
int h = al_get_bitmap_height (f->b);
push_clipping_rectangle (bitmap, c.x, c.y, w, h);
/* FALLING LOOSE FLOOR */
struct pos ptr, ptra;
survey (_tr, posf, f, NULL, &ptr, NULL);
prel (&ptr, &ptra, -1, +0);
draw_falling_loose_floor (bitmap, &ptr, em, vm);
draw_falling_loose_floor (bitmap, &ptra, em, vm);
struct pos p = ptl;
for (p.floor = pbr.floor; p.floor >= ptl.floor; p.floor--)
for (p.place = ptl.place; p.place <= pbr.place; p.place++)
switch (fake (&p)) {
case SPIKES_FLOOR: draw_spikes_fg (bitmap, &p, em, vm); break;
case BROKEN_FLOOR: draw_broken_floor_fg (bitmap, &p, em, vm); break;
case OPENER_FLOOR: draw_opener_floor_fg (bitmap, &p, em, vm); break;
case CLOSER_FLOOR: draw_closer_floor_fg (bitmap, &p, em, vm); break;
case PILLAR: draw_pillar_fg (bitmap, &p, em, vm); break;
case BIG_PILLAR_BOTTOM:
draw_big_pillar_bottom_fg (bitmap, &p, em, vm); break;
case BIG_PILLAR_TOP:
draw_big_pillar_top_left (bitmap, &p, em, vm); break;
case ARCH_BOTTOM: draw_arch_bottom_fg (bitmap, &p, em, vm); break;
case WALL: draw_wall_fg (bitmap, &p, f, em, vm); break;
case CHOPPER: draw_chopper_fg (bitmap, &p, em, vm); break;
case MIRROR: draw_mirror_fg (bitmap, &p, f, em, vm); break;
case ARCH_TOP_MID: draw_arch_top_mid (bitmap, &p, em, vm); break;
case ARCH_TOP_SMALL: draw_arch_top_small (bitmap, &p, em, vm); break;
case ARCH_TOP_LEFT: draw_arch_top_left (bitmap, &p, em, vm); break;
case ARCH_TOP_RIGHT: draw_arch_top_right (bitmap, &p, em, vm); break;
default: break;
}
p = ptl2;
for (p.floor = pbr2.floor; p.floor >= ptl2.floor; p.floor--)
for (p.place = ptl2.place; p.place <= pbr2.place; p.place++)
switch (fake (&p)) {
case WALL: draw_wall_fg (bitmap, &p, f, em, vm); break;
case DOOR: draw_door_fg (bitmap, &p, f, em, vm); break;
case CARPET: draw_carpet_fg (bitmap, &p, f, em, vm); break;
case TCARPET: draw_carpet_fg (bitmap, &p, f, em, vm); break;
default: break;
}
pop_clipping_rectangle ();
}
void
draw_multi_rooms (void)
{
int x, y;
mr_set_origin (mr.room, mr.x, mr.y);
bool mr_full_update = has_mr_view_changed ()
|| mr.full_update;
if (mr_full_update) {
mr_busy ();
force_full_redraw = true;
}
if (anim_cycle == 0) {
generate_wall_colors_for_room (0, room0_wall_color);
}
if (em == PALACE && vm == VGA
&& (mr_full_update
|| em != mr.last.em
|| vm != mr.last.vm))
generate_wall_colors ();
if (mouse_pos.room != mr.last.mouse_pos.room
|| mouse_pos.floor != mr.last.mouse_pos.floor
|| mouse_pos.place != mr.last.mouse_pos.place) {
if (is_valid_pos (&mouse_pos))
register_changed_pos (&mouse_pos);
if (is_valid_pos (&mr.last.mouse_pos))
register_changed_pos (&mr.last.mouse_pos);
}
if (anim_cycle == 0
|| em != mr.last.em
|| vm != mr.last.vm
|| hgc != mr.last.hgc
|| hue != mr.last.hue) {
update_room0_cache (em, vm);
force_full_redraw = true;
}
size_t i;
if (anim_cycle == 0
|| mr_full_update
|| em != mr.last.em
|| vm != mr.last.vm
|| hgc != mr.last.hgc
|| hue != mr.last.hue
|| global_level.n != mr.last.level) {
update_cache (em, vm);
} else {
bool depedv =
((em == DUNGEON && vm == VGA)
|| (em == DUNGEON && vm == EGA)
|| (em == PALACE && vm == EGA));
/* optmize changed pos list */
optimize_changed_pos ();
/* update cache pos */
for (i = 0; i < changed_pos_nmemb; i++) {
update_cache_pos (&changed_pos[i], em, vm);
struct pos pl; prel (&changed_pos[i], &pl, +0, -1);
if (depedv && fake (&pl) == WALL)
update_cache_pos (&pl, em, vm);
}
/* update cache room */
for (i = 0; i < changed_room_nmemb; i++)
update_cache_room (changed_room[i], em, vm);
/* kept together so update_cache_pos and update_cache_room can
access each other's arrays */
destroy_array ((void **) &changed_pos, &changed_pos_nmemb);
destroy_array ((void **) &changed_room, &changed_room_nmemb);
}
for (y = mr.h - 1; y >= 0; y--)
for (x = 0; x < mr.w; x++) {
clear_bitmap (mr.cell[x][y].screen, (mr.flicker > 0 && mr.flicker % 2)
? mr.color : BLACK);
if (! mr.cell[x][y].room) continue;
mr.dx = x;
mr.dy = y;
draw_animated_background (mr.cell[x][y].screen,
mr.cell[x][y].room);
}
if (mr.flicker > 0) mr.flicker--;
struct mr_room_list l;
mr_get_room_list (&l);
int xm, ym;
if (! no_room_drawing)
for (i = 0; i < l.nmemb; i++) {
mr_coord (l.room[i], -1, &xm, &ym);
for (y = mr.h - 1; y >= 0; y--)
for (x = 0; x < mr.w; x++)
if (mr.cell[x][y].room == l.room[i])
draw_bitmap (mr.cell[xm][ym].cache,
mr.cell[x][y].screen, 0, 0, 0);
}
mr_destroy_room_list (&l);
for (y = mr.h - 1; y >= 0; y--)
for (x = 0; x < mr.w; x++) {
if (! mr.cell[x][y].room) continue;
mr.dx = x;
mr.dy = y;
draw_animated_foreground (mr.cell[x][y].screen, mr.cell[x][y].room);
}
mr_update_last_settings ();
}
void
update_cache_pos (struct pos *p, enum em em, enum vm vm)
{
static bool recursive = false;
int x, y;
int room_view_bkp = room_view;
struct pos pbl; prel (p, &pbl, +1, -1);
struct pos pb; prel (p, &pb, +1, +0);
struct pos pbr; prel (p, &pbr, +1, +1);
struct pos pl; prel (p, &pl, +0, -1);
struct pos pr; prel (p, &pr, +0, +1);
struct pos pa; prel (p, &pa, -1, +0);
struct pos pal; prel (p, &pal, -1, -1);
struct pos par; prel (p, &par, -1, +1);
for (y = mr.h - 1; y >= 0; y--)
for (x = 0; x < mr.w; x++)
if (p->room && mr.cell[x][y].room == p->room) {
room_view = p->room;
mr.dx = x;
mr.dy = y;
int cx, cy, cw, ch;
switch (con (p)->fg) {
default:
cx = PLACE_WIDTH * p->place;
cy = PLACE_HEIGHT * p->floor - 10;
cw = 2 * PLACE_WIDTH;
ch = PLACE_HEIGHT + 3 + 10;
break;
}
set_target_bitmap (mr.cell[x][y].cache);
al_set_clipping_rectangle (cx, cy, cw, ch);
al_clear_to_color (TRANSPARENT_COLOR);
con_caching = true;
draw_conbg (mr.cell[x][y].cache, &pbl, em, vm);
draw_conbg (mr.cell[x][y].cache, &pb, em, vm);
draw_conbg (mr.cell[x][y].cache, &pbr, em, vm);
draw_conbg (mr.cell[x][y].cache, &pl, em, vm);
draw_conbg (mr.cell[x][y].cache, p, em, vm);
draw_conbg (mr.cell[x][y].cache, &pr, em, vm);
draw_conbg (mr.cell[x][y].cache, &pal, em, vm);
draw_conbg (mr.cell[x][y].cache, &pa, em, vm);
draw_conbg (mr.cell[x][y].cache, &par, em, vm);
draw_confg_right (mr.cell[x][y].cache, &pbl, em, vm, true);
draw_confg_right (mr.cell[x][y].cache, &pb, em, vm, true);
draw_confg_right (mr.cell[x][y].cache, &pl, em, vm, false);
draw_confg (mr.cell[x][y].cache, p, em, vm, true);
draw_confg_right (mr.cell[x][y].cache, &pal, em, vm, true);
draw_confg (mr.cell[x][y].cache, &pa, em, vm, true);
draw_confg_base (mr.cell[x][y].cache, &par, em, vm);
draw_confg_left (mr.cell[x][y].cache, &par, em, vm, false);
al_reset_clipping_rectangle ();
al_hold_bitmap_drawing (false);
con_caching = false;
}
/* printf ("%i,%i,%i\n", p->room, p->floor, p->place); */
if (! recursive && p->place == -1) {
struct pos p0;
p0.room = roomd (p->room, LEFT);
p0.floor = p->floor;
p0.place = PLACES - 1;
recursive = true;
update_cache_pos (&p0, em, vm);
recursive = false;
}
if (! recursive && p->floor == -1) {
struct pos p0;
p0.room = roomd (p->room, ABOVE);
p0.floor = FLOORS - 1;
p0.place = p->place;
recursive = true;
update_cache_pos (&p0, em, vm);
recursive = false;
}
if (! recursive && p->place == PLACES - 1) {
struct pos p0;
p0.room = roomd (p->room, RIGHT);
p0.floor = p->floor;
p0.place = -1;
recursive = true;
update_cache_pos (&p0, em, vm);
recursive = false;
}
if (! recursive && p->floor == FLOORS - 1) {
struct pos p0;
p0.room = roomd (p->room, BELOW);
p0.floor = -1;
p0.place = p->place;
recursive = true;
update_cache_pos (&p0, em, vm);
recursive = false;
}
if (! recursive && p->floor == -1 && p->place == -1) {
struct pos p0;
p0.room = roomd (p->room, ABOVE);
p0.room = roomd (p0.room, LEFT);
p0.floor = FLOORS - 1;
p0.place = PLACES - 1;
recursive = true;
update_cache_pos (&p0, em, vm);
recursive = false;
}
if (! recursive && p->floor == -1 && p->place == PLACES - 1) {
struct pos p0;
p0.room = roomd (p->room, ABOVE);
p0.room = roomd (p0.room, RIGHT);
p0.floor = FLOORS - 1;
p0.place = -1;
recursive = true;
update_cache_pos (&p0, em, vm);
recursive = false;
}
if (! recursive && p->floor == FLOORS - 1 && p->place == -1) {
struct pos p0;
p0.room = roomd (p->room, LEFT);
p0.room = roomd (p0.room, BELOW);
p0.floor = -1;
p0.place = PLACES - 1;
recursive = true;
update_cache_pos (&p0, em, vm);
recursive = false;
}
if (! recursive && p->floor == FLOORS - 1 && p->place == PLACES - 1) {
struct pos p0;
p0.room = roomd (p->room, BELOW);
p0.room = roomd (p0.room, RIGHT);
p0.floor = -1;
p0.place = -1;
recursive = true;
update_cache_pos (&p0, em, vm);
recursive = false;
}
/* if (! recursive) printf ("----------------------------\n"); */
room_view = room_view_bkp;
}
bool
is_safe_to_follow (struct anim *k0, struct anim *k1, enum dir dir)
{
/* not aware of enemy position */
if (! is_valid_pos (&k0->enemy_pos)) return false;
struct pos p0, p, p1, pke, pk;
survey (_m, pos, &k0->f, NULL, &p0, NULL);
survey ((k0->f.dir == LEFT) ? _mr : _ml,
pos, &k1->f, NULL, &p1, NULL);
pos2room (&p1, p0.room, &p1);
/* not reachable, to start with */
if (p0.room != p1.room) return false;
if (p0.floor > p1.floor) return false;
/* the character went down after the enemy */
if (p0.floor != k0->enemy_pos.floor) {
/* enum dir odir = (dir == LEFT) ? RIGHT : LEFT; */
/* if (is_on_back (k0, k1) && is_seeing (k0, k1, odir) */
/* && p0.floor == p1.floor) return true; */
if (is_anim_seeing (k0, k1, LEFT)
|| is_anim_seeing (k0, k1, RIGHT)) return true;
return false;
}
/* if falling the chasing is inevitable (necessary to prevent
leave_fight_logic from forgeting enemy based on the facing
direction of the is_in_range check) */
if (is_anim_fall (&k0->f)) return true;
if (dir == LEFT) {
if (! is_safe_at_left (&p0)) return false;
if (! is_safe_at_right (&k0->enemy_pos, &k0->f)) return false;
if (peqr (&k0->enemy_pos, &p0, +0, -1)) return true;
prel (&p0, &pk, +0, -1);
prel (&k0->enemy_pos, &pke, +0, +1);
if (is_collidable_at_right (&pk, &k0->f))
return false;
} else {
if (! is_safe_at_right (&p0, &k0->f)) return false;
if (! is_safe_at_left (&k0->enemy_pos)) return false;
if (peqr (&k0->enemy_pos, &p0, +0, +1)) return true;
prel (&p0, &pk, +0, +1);
prel (&k0->enemy_pos, &pke, +0, -1);
if (is_collidable_at_right (&p0, &k0->f))
return false;
}
/* enemy went down */
if (is_traversable (&k0->enemy_pos)) {
prel (&k0->enemy_pos, &pke, +1, +0);
if (is_traversable (&pke) || fg (&pke) == SPIKES_FLOOR)
return false;
int d = (dir == LEFT) ? -1 : +1;
if (peq (&pk, &k0->enemy_pos)) return true;
prel (&k0->enemy_pos, &pke, +0, -1 * d);
} else if (peq (&p0, &k0->enemy_pos)
&& ! (is_anim_seeing (k0, k1, LEFT)
|| is_anim_seeing (k0, k1, RIGHT)))
return false;
first_confg (&pk, &pke, dangerous_cs, &p);
if (is_valid_pos (&p)) return false;
first_confg (&pk, &pke, door_cs, &p);
if (! is_valid_pos (&p)) return true;
else return door_at_pos (&p)->action == OPEN_DOOR
|| ! is_collidable_at_right (&p, &k0->f);
}
void
fight_ai (struct anim *k)
{
/* non-fightable characters don't fight */
if (! is_fightable_anim (k)) return;
/* controllables and non-fighters doesn't need AI to fight */
if (k->controllable || ! k->fight) return;
/* if forgetting about an enemy, no need to fight */
if (k->enemy_refraction > 0) return;
/* without an enemy or awareness, no need to fight */
if (k->enemy_id == -1) {
if (is_in_fight_mode (k)) leave_fight_mode (k);
return;
}
/* first thing, enter in fight mode */
if (! is_in_fight_mode (k)) {
enter_fight_mode (k);
return;
}
/* who's the enemy? */
struct anim *ke = get_anim_by_id (k->enemy_id);
/* what's the facing opposite direction? */
enum dir odir = (k->f.dir == LEFT) ? RIGHT : LEFT;
/* get positions */
struct pos p, pe;
survey (_m, pos, &k->f, NULL, &p, NULL);
survey ((k->f.dir != ke->f.dir) ? _m : _mba,
pos, &ke->f, NULL, &pe, NULL);
pos2room (&pe, p.room, &pe);
/* remember the place the enemy was last seen */
if (pe.room == p.room && pe.floor == p.floor)
k->enemy_pos = pe;
else if (pe.floor > p.floor && is_valid_pos (&k->enemy_pos)
&& ! is_strictly_traversable (&k->enemy_pos))
k->enemy_pos.place = pe.place;
if (is_valid_pos (&k->enemy_pos)
&& is_strictly_traversable (&k->enemy_pos)) {
struct pos pp;
int d = (p.place < k->enemy_pos.place) ? -1 : +1;
while (is_strictly_traversable (prel (&k->enemy_pos, &pp, +0, d)))
k->enemy_pos = pp;
}
/* prevent enemy from passing through */
if (ke->type == KID
&& is_in_range (k, ke, ATTACK_RANGE)
&& ! is_in_fight_mode (ke)
&& ! ke->immortal
&& ! (is_kid_climb (&ke->f) && ke->i <= 7)
&& ke->f.dir != k->f.dir
&& ke->current_lives > 0
&& ke->has_sword
&& ! is_kid_fall (&ke->f)
&& ! is_kid_hang (&ke->f)
&& ! is_kid_jump_air (&ke->f)
&& ! is_kid_run_jump_air (&ke->f)
&& is_safe_to_attack (ke)) {
place_on_the_ground (&ke->f, &ke->f.c);
kid_take_sword (ke);
ke->auto_taken_sword = true;
}
/* prevent enemy from hiding near */
if (ke->type == KID
&& is_in_range (k, ke, INVERSION_RANGE)
&& ! is_in_fight_mode (ke)
&& ke->current_lives > 0) {
if (is_safe_to_walkb (k)) fight_walkb (k);
else if (is_safe_to_turn (k)) fight_turn (k);
return;
}
/* if the enemy is on the back, turn */
if (is_on_back (k, ke) && is_anim_seeing (k, ke, odir)
&& p.floor == pe.floor
&& ! is_in_range (k, ke, INVERSION_RANGE)) {
if (is_safe_to_turn (k)) fight_turn (k);
else if (is_safe_to_walkb (k)) fight_walkb (k);
return;
}
/* if too near to a wall, back off to have room for an attack */
if (fight_crel (k, +0, +1) == WALL
&& is_safe_to_walkb (k)) {
fight_walkb (k);
return;
}
/* /\* if the enemy can be followed in the opposite direction, turn *\/ */
/* if (! is_safe_to_follow (k, ke, k->f.dir) */
/* && is_safe_to_follow (k, ke, odir)) { */
/* fight_turn (k); */
/* return; */
/* } */
/* if the enemy is trying to bypass, attack him */
if (! is_in_fight_mode (ke)
&& ! ke->has_sword
&& ! is_kid_stairs (&ke->f)
&& ke->f.dir != k->f.dir
&& ke->current_lives > 0
&& ! is_on_back (k, ke)
&& ((is_kid_run (&ke->f)
&& is_in_range (k, ke, 3 * PLACE_WIDTH - 4))
|| (is_kid_run_jump (&ke->f)
&& is_in_range (k, ke, 4 * PLACE_WIDTH - 4))
|| (is_kid_jump_air (&ke->f) && ke->i < 9
&& is_in_range (k, ke, 4 * PLACE_WIDTH)))) {
if (is_safe_to_attack (k)) fight_attack (k);
else if (is_safe_to_walkb (k)) fight_walkb (k);
return;
}
/* stays at least in the fight range. Advance, unless the enemy is
not running towards you */
if (! is_in_range (k, ke, FIGHT_RANGE + 10)
&& ! is_kid_stairs (&ke->f)
&& (ke->f.dir == k->f.dir
|| p.room != pe.room
|| p.floor != pe.floor
|| ! (is_kid_run (&ke->f)
|| is_kid_run_jump (&ke->f)
|| is_kid_jump (&ke->f)))
&& is_safe_to_follow (k, ke, k->f.dir)) {
fight_walkf (k);
return;
}
/* if the enemy is not targeting you, do nothing more */
if (ke->enemy_id != -1 && ke->enemy_id != k->id) return;
/* in fight range, if the enemy is not attacking, go towards attack
range (with probability, unless the enemy is not in fight mode,
then go immediately) */
if (is_in_range (k, ke, FIGHT_RANGE + 10)
&& ! is_in_range (k, ke, ATTACK_RANGE)
&& ! is_kid_stairs (&ke->f)
&& is_safe_to_follow (k, ke, k->f.dir)
&& (prandom (99) <= k->skill.advance_prob
|| ! is_in_fight_mode (ke))
&& ! is_attacking (ke)
&& (! is_in_fight_mode (ke)
|| is_walking (ke)
|| ke->i >= 6 + prandom (24))) {
fight_walkf (k);
return;
}
/* in attack range, if being attacked, defend yourself (with
probability) and counter attack (with probability handled
elsewhere) */
if (is_in_range (k, ke, ATTACK_RANGE + 16)
&& ! is_on_back (k, ke)
&& (is_attacking (ke) && ke->i == 0)
&& (prandom (99) <= k->skill.defense_prob
|| k->refraction > 0)
&& ke->current_lives > 0) {
fight_defense (k);
fight_attack (k);
return;
}
/* if attacking, counter defend
(with probability handled elsewhere) */
if (is_in_range (k, ke, ATTACK_RANGE + 16)
&& is_attacking (k)) {
fight_defense (k);
fight_attack (k);
return;
}
/* in attack range, if not being attacked, attack (with probability,
unless the enemy is not in fight mode, then attack immediately) */
if (is_in_range (k, ke, ATTACK_RANGE)
&& ! is_attacking (ke)
&& ! is_on_back (k, ke)
&& ! is_kid_stairs (&ke->f)
&& ! ((is_kid_climb (&ke->f)
|| is_kid_successfully_climbing (&ke->f))
&& ke->i >= 1)
&& ke->current_lives > 0
&& (prandom (99) <= k->skill.attack_prob
|| ! is_in_fight_mode (ke))) {
if (is_safe_to_attack (k)) fight_attack (k);
else if (is_safe_to_walkb (k)) fight_walkb (k);
return;
}
/* in hit range, back off (with probability) */
if (is_in_range (k, ke, HIT_RANGE - 10)
&& is_safe_to_walkb (k)
&& ! k->refraction
&& ! is_walkingb (ke)
&& prandom (99) <= k->skill.return_prob) {
fight_walkb (k);
return;
}
}
bool
peqr (struct pos *p0, struct pos *p1, int floor, int place)
{
struct pos np;
return peq (p0, prel (p1, &np, floor, place));
}
static bool
flow (struct anim *k)
{
struct pos np;
if (k->oaction != kid_hang_free)
k->i = 5, k->j = -1, k->wait = 3, k->reverse = true;
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 back */
if (k->i >= 7
&& hang_back && is_hangable_pos (&k->hang_pos, back_dir)) {
play_audio (&hang_on_fall_audio, NULL, k->id);
kid_turn (k);
return false;
}
/* climb */
if ((k->i < 5 || k->j > -1
|| k->hang_caller != kid_unclimb)
&& k->key.up
&& ! ((k->key.left || k->key.right)
&& k->hang_caller == kid_unclimb)
&& ! k->hang_limit) {
kid_climb (k);
return false;
}
/* release */
if ((! k->key.shift || k->hang_limit
|| get_hanged_con (&k->hang_pos, k->f.dir) == NO_FLOOR)
&& (k->i < 5 || k->j > -1)) {
int dir = (k->f.dir == LEFT) ? -1 : +1;
k->hang_limit = false;
if (! is_strictly_traversable (&k->hang_pos)
&& k->i >= 4) {
place_frame (&k->f, &k->f, kid_vjump_frameset[13].frame,
&k->hang_pos, (k->f.dir == LEFT) ? +7 : PLACE_WIDTH + 9, -8);
kid_vjump (k);
return false;
}
if (! is_strictly_traversable (prel (&k->hang_pos, &np, +0, dir))
&& k->i <= 4) {
place_frame (&k->f, &k->f, kid_vjump_frameset[13].frame,
&k->hang_pos, (k->f.dir == LEFT) ? +7 : PLACE_WIDTH + 5, -8);
kid_vjump (k);
return false;
}
if (is_strictly_traversable (&k->hang_pos)
&& k->i >= 4) {
place_frame (&k->f, &k->f, kid_fall_frameset[0].frame,
&k->hang_pos, (k->f.dir == LEFT) ? +10 : +22, +4);
kid_fall (k);
return false;
}
if (is_strictly_traversable (prel (&k->hang_pos, &np, +0, dir))
&& k->i <= 4) {
place_frame (&k->f, &k->f, kid_fall_frameset[0].frame,
&k->hang_pos, (k->f.dir == LEFT)
? -10 : PLACE_WIDTH + 10, +12);
kid_fall (k);
return false;
}
}
if (k->reverse && k->i > 0) {
if (k->i == 4 && k->j++ > 0) k->hang_limit = true;
k->i--;
} else if (k->reverse && k->i == 0) {
if (k->wait == 0) {
k->reverse = false; k->i++;
} else k->wait--;
} else if (! k->reverse
&& ((k->j == 0 && k->i < 12)
|| (k->j > 0 && k->i < 9))) k->i++;
else if (! k->reverse
&& ((k->j == 0 && k->i == 12)
|| (k->j > 0 && k->i == 9))) {
k->reverse = true; k->i--;
}
k->fo.b = kid_hang_frameset[k->i].frame;
k->fo.dx = (k->reverse) ? -kid_hang_frameset[k->i + 1].dx
: kid_hang_frameset[k->i].dx;
k->fo.dy = (k->reverse) ? -kid_hang_frameset[k->i + 1].dy
: kid_hang_frameset[k->i].dy;
if (k->f.b == kid_hang_13) k->fo.dx = +0, k->fo.dy = +1;
if (k->reverse && k->j == 0 && k->i == 0
&& k->wait < 3) k->fo.dy = 0;
return true;
}
void
compute_loose_floor_fall (struct loose_floor *l)
{
int speed = 3 * ++l->i;
if (speed > 29) speed = 29;
struct frame nf;
struct frame_offset fo;
fo.b = l->f.b;
fo.dx = 0;
fo.dy = speed;
next_frame (&l->f, &nf, &fo);
struct coord mbo_f, mbo_nf;
struct pos fpmbo_f, nfpmbo_f, fpmbo_nf, nfpmbo_nf;
enum confg fcmbo_f;
fcmbo_f = survey (_mbo, posf, &l->f, &mbo_f, &fpmbo_f, &nfpmbo_f)->fg;
survey (_mbo, posf, &nf, &mbo_nf, &fpmbo_nf, &nfpmbo_nf);
struct pos p;
/* hit kid */
int i;
for (i = 0; i < anima_nmemb; i++) {
struct coord kmt, ambo_f, ambo_nf; struct pos np, kpmt;
struct anim *a = &anima[i];
if (is_anim_dead (&a->f)
|| a->immortal
|| a->loose_floor_immune)
continue;
survey (_mt, pos, &a->f, &kmt, &kpmt, &np);
coord2room (&mbo_f, kpmt.room, &ambo_f);
coord2room (&mbo_nf, kpmt.room, &ambo_nf);
if (peq (&nfpmbo_f, &kpmt)
&& ambo_f.y <= kmt.y
&& ambo_nf.y >= kmt.y
&& ! a->hit_by_loose_floor
&& ! is_kid_hang_or_climb (&a->f)
&& ! is_kid_fall (&a->f)) {
a->hit_by_loose_floor = true;
a->splash = true;
a->current_lives--;
a->uncouch_slowly = true;
/* ensure kid doesn't couch in thin air (might occur when hit
while jumping, for example) */
place_on_the_ground (&a->f, &a->f.c);
play_sample (hit_wall_sample, kpmt.room);
alert_guards (&kpmt);
if (a->id == current_kid_id) {
video_effect.color = get_flicker_blood_color ();
start_video_effect (VIDEO_FLICKERING, SECS_TO_VCYCLES (0.1));
}
if (a->current_lives <= 0) {
a->p = kpmt;
anim_die_suddenly (a);
a->death_reason = LOOSE_FLOOR_DEATH;
}
else if (a->type == KID) kid_couch (a);
}
}
/* fall */
if (is_strictly_traversable (&fpmbo_f)
|| peq (&fpmbo_f, &fpmbo_nf)) {
/* the floor hit a rigid structure */
if (is_rigid_con (&fpmbo_nf)) prel (&fpmbo_nf, &p, -1, 0);
/* the floor continue to fall */
else {
l->f = nf;
if (is_strictly_traversable (&fpmbo_nf)) l->p = fpmbo_nf;
must_sort = true;
return;
}
/* the floor hit the ground */
} else {
struct loose_floor *m;
p = fpmbo_f;
switch (fcmbo_f) {
case LOOSE_FLOOR: /* loose floor isn't ground */
m = loose_floor_at_pos (&fpmbo_f);
if (m) m->p.room = -1;
must_remove = true;
l->f = nf;
l->f.b = get_correct_falling_loose_floor_bitmap (dv_broken_floor);
l->p = fpmbo_f;
l->i = 0;
con (&fpmbo_f)->fg = NO_FLOOR;
must_sort = true;
play_sample (broken_floor_sample, p.room);
alert_guards (&p);
return;
case OPENER_FLOOR: break_opener_floor (&fpmbo_f); break;
case CLOSER_FLOOR: break_closer_floor (&fpmbo_f); break;
case SPIKES_FLOOR: break_spikes_floor (&fpmbo_f); break;
case LEVEL_DOOR: break_level_door (&fpmbo_f); break;
default: break;
}
}
/* reach here only if the floor hit a rigid structure or the
ground */
if (con (&p)->fg != LEVEL_DOOR) con (&p)->fg = BROKEN_FLOOR;
shake_loose_floor_row (&p);
l->p.room = -1;
must_remove = true;
must_sort = true;
play_sample (broken_floor_sample, p.room);
alert_guards (&p);
}
void
update_cache_pos (struct pos *p, enum changed_pos_reason reason,
enum em em, enum vm vm)
{
static bool recursive = false, recursive_01 = false;
int x, y;
struct pos p0; p0 = *p;
struct pos pbl; prel (p, &pbl, +1, -1);
struct pos pb; prel (p, &pb, +1, +0);
struct pos pbr; prel (p, &pbr, +1, +1);
struct pos pl; prel (p, &pl, +0, -1);
struct pos pr; prel (p, &pr, +0, +1);
struct pos par; prel (p, &par, -1, +1);
/* if (! recursive) */
/* printf ("%i,%i,%i,%i\n", p->room, p->floor, p->place, reason); */
for (y = mr.h - 1; y >= 0; y--)
for (x = 0; x < mr.w; x++)
if (p->room && mr.cell[x][y].room == p->room) {
room_view = p->room;
mr.dx = x;
mr.dy = y;
con_caching = true;
struct rect r;
struct door *d;
switch (reason) {
case CHPOS_NONE: break;
case CHPOS_UNHIDE_FLOOR:
case CHPOS_MOUSE_SELECT:
case CHPOS_MOUSE_DESELECT:
case CHPOS_CLOSE_LEVEL_DOOR:
case CHPOS_CARPET_DESIGN:
case CHPOS_WALL:
draw_conbg (mr.cell[x][y].cache, p, em, vm, true);
break;
case CHPOS_SHAKE_LOOSE_FLOOR:
case CHPOS_RELEASE_LOOSE_FLOOR:
case CHPOS_PRESS_OPENER_FLOOR:
case CHPOS_UNPRESS_OPENER_FLOOR:
case CHPOS_PRESS_CLOSER_FLOOR:
case CHPOS_UNPRESS_CLOSER_FLOOR:
new_rect (&r, p->room,
PLACE_WIDTH * p->place,
PLACE_HEIGHT * p->floor + 49,
58, 17);
clear_rect_to_color (mr.cell[x][y].cache, &r, TRANSPARENT_COLOR);
if (con (&pbl)->fg == LEVEL_DOOR || con (&pbl)->bg == BALCONY)
draw_conbg (mr.cell[x][y].cache, &pbl, em, vm, true);
if (con (&pb)->fg == LEVEL_DOOR || con (&pb)->bg == BALCONY)
draw_conbg (mr.cell[x][y].cache, &pb, em, vm, true);
if (con (&pbr)->fg == LEVEL_DOOR || con (&pbr)->bg == BALCONY)
draw_conbg (mr.cell[x][y].cache, &pbr, em, vm, true);
draw_confg_top (mr.cell[x][y].cache, &pb, em, vm, true);
draw_conbg (mr.cell[x][y].cache, &pl, em, vm, true);
draw_conbg (mr.cell[x][y].cache, p, em, vm, true);
break;
case CHPOS_LOOSE_FLOOR_FALL:
case CHPOS_CHAIN_RELEASE_LOOSE_FLOOR:
new_rect (&r, p->room,
PLACE_WIDTH * p->place,
PLACE_HEIGHT * p->floor + 49,
58, 17);
clear_rect_to_color (mr.cell[x][y].cache, &r, TRANSPARENT_COLOR);
if (con (&pbl)->fg == LEVEL_DOOR || con (&pbl)->bg == BALCONY)
draw_conbg (mr.cell[x][y].cache, &pbl, em, vm, true);
if (con (&pb)->fg == LEVEL_DOOR || con (&pb)->bg == BALCONY)
draw_conbg (mr.cell[x][y].cache, &pb, em, vm, true);
if (con (&pbr)->fg == LEVEL_DOOR || con (&pbr)->bg == BALCONY)
draw_conbg (mr.cell[x][y].cache, &pbr, em, vm, true);
draw_confg_top (mr.cell[x][y].cache, &pbl, em, vm, true);
draw_confg_top (mr.cell[x][y].cache, &pb, em, vm, true);
draw_conbg (mr.cell[x][y].cache, &pl, em, vm, true);
draw_conbg (mr.cell[x][y].cache, p, em, vm, true);
draw_confg_base (mr.cell[x][y].cache, &pr, em, vm);
draw_confg_left (mr.cell[x][y].cache, &pr, em, vm, true);
break;
case CHPOS_BREAK_LOOSE_FLOOR:
case CHPOS_BREAK_OPENER_FLOOR:
case CHPOS_BREAK_CLOSER_FLOOR:
case CHPOS_BREAK_LEVEL_DOOR:
new_rect (&r, p->room,
PLACE_WIDTH * p->place,
PLACE_HEIGHT * p->floor + 35,
57, 31);
clear_rect_to_color (mr.cell[x][y].cache, &r, TRANSPARENT_COLOR);
if (con (&pbl)->fg == LEVEL_DOOR || con (&pbl)->bg == BALCONY)
draw_conbg (mr.cell[x][y].cache, &pbl, em, vm, true);
if (con (&pb)->fg == LEVEL_DOOR || con (&pb)->bg == BALCONY)
draw_conbg (mr.cell[x][y].cache, &pb, em, vm, true);
if (con (&pbr)->fg == LEVEL_DOOR || con (&pbr)->bg == BALCONY)
draw_conbg (mr.cell[x][y].cache, &pbr, em, vm, true);
draw_confg_top (mr.cell[x][y].cache, &pb, em, vm, true);
draw_conbg (mr.cell[x][y].cache, &pl, em, vm, true);
draw_conbg (mr.cell[x][y].cache, p, em, vm, true);
break;
case CHPOS_OPEN_DOOR:
case CHPOS_CLOSE_DOOR:
case CHPOS_ABRUPTLY_CLOSE_DOOR:
d = door_at_pos (p);
int ch = 18 + d->i + 1;
new_rect (&r, p->room,
PLACE_WIDTH * (p->place + 1),
PLACE_HEIGHT * p->floor - 6,
24, ch);
clear_rect_to_color (mr.cell[x][y].cache, &r, TRANSPARENT_COLOR);
draw_conbg (mr.cell[x][y].cache, p, em, vm, true);
if (ch > PLACE_HEIGHT - 3)
draw_confg_top (mr.cell[x][y].cache, &pb, em, vm, true);
break;
case CHPOS_OPEN_LEVEL_DOOR:
new_rect (&r, p->room,
PLACE_WIDTH * p->place + 7,
PLACE_HEIGHT * p->floor - 1,
48, 51);
clear_rect_to_color (mr.cell[x][y].cache, &r, TRANSPARENT_COLOR);
draw_conbg (mr.cell[x][y].cache, p, em, vm, true);
break;
case CHPOS_SPIKES:
new_rect (&r, p->room,
PLACE_WIDTH * p->place + 7,
PLACE_HEIGHT * p->floor + 34,
40, 24);
clear_rect_to_color (mr.cell[x][y].cache, &r, TRANSPARENT_COLOR);
draw_conbg (mr.cell[x][y].cache, &pl, em, vm, true);
draw_conbg (mr.cell[x][y].cache, p, em, vm, true);
break;
case CHPOS_CHOPPER:
new_rect (&r, p->room,
PLACE_WIDTH * p->place,
PLACE_HEIGHT * p->floor + 3,
27, 60);
clear_rect_to_color (mr.cell[x][y].cache, &r, TRANSPARENT_COLOR);
draw_conbg (mr.cell[x][y].cache, &pl, em, vm, true);
draw_conbg (mr.cell[x][y].cache, p, em, vm, true);
break;
default:
new_rect (&r, p->room,
PLACE_WIDTH * p->place - 1,
PLACE_HEIGHT * p->floor - 17,
2 * PLACE_WIDTH + 1, PLACE_HEIGHT + 3 + 17);
clear_rect_to_color (mr.cell[x][y].cache, &r, TRANSPARENT_COLOR);
for (p0.floor = p->floor + 1; p0.floor >= p->floor - 1; p0.floor--)
for (p0.place = p->place - 2; p0.place <= p->place + 1; p0.place++)
draw_conbg (mr.cell[x][y].cache, &p0, em, vm, true);
break;
}
con_caching = false;
goto end;
}
end:;
/* if (is_room_visible (p->room)) printf ("%i,%i,%i\n", p->room, p->floor, p->place); */
bool depedv =
((em == DUNGEON && vm == VGA)
|| (em == DUNGEON && vm == EGA)
|| (em == PALACE && vm == EGA));
if (! recursive_01 && depedv && con (&pl)->fg == WALL) {
recursive_01 = true;
update_cache_pos (&pl, CHPOS_WALL, em, vm);
recursive_01 = false;
}
if (! recursive && p->place == -1) {
p0.room = roomd (&global_level, p->room, LEFT);
p0.floor = p->floor;
p0.place = PLACES - 1;
recursive = true;
update_cache_pos (&p0, reason, em, vm);
recursive = false;
}
if (! recursive && p->floor == -1) {
p0.room = roomd (&global_level, p->room, ABOVE);
p0.floor = FLOORS - 1;
p0.place = p->place;
recursive = true;
update_cache_pos (&p0, reason, em, vm);
recursive = false;
}
if (! recursive && p->floor == 0) {
p0.room = roomd (&global_level, p->room, ABOVE);
p0.floor = FLOORS;
p0.place = p->place;
recursive = true;
update_cache_pos (&p0, reason, em, vm);
recursive = false;
}
if (! recursive && p->place == PLACES - 1) {
p0.room = roomd (&global_level, p->room, RIGHT);
p0.floor = p->floor;
p0.place = -1;
recursive = true;
update_cache_pos (&p0, reason, em, vm);
recursive = false;
}
if (! recursive && p->floor == FLOORS - 1) {
p0.room = roomd (&global_level, p->room, BELOW);
p0.floor = -1;
p0.place = p->place;
recursive = true;
update_cache_pos (&p0, reason, em, vm);
recursive = false;
}
if (! recursive && p->floor == -1 && p->place == -1) {
p0.room = roomd (&global_level, p->room, ABOVE);
p0.room = roomd (&global_level, p0.room, LEFT);
p0.floor = FLOORS - 1;
p0.place = PLACES - 1;
recursive = true;
update_cache_pos (&p0, reason, em, vm);
recursive = false;
}
if (! recursive && p->floor == 0 && p->place == PLACES - 1) {
p0.room = roomd (&global_level, p->room, ABOVE);
p0.room = roomd (&global_level, p0.room, RIGHT);
p0.floor = FLOORS;
p0.place = -1;
recursive = true;
update_cache_pos (&p0, reason, em, vm);
recursive = false;
}
if (! recursive && p->floor == -1 && p->place == PLACES - 1) {
p0.room = roomd (&global_level, p->room, ABOVE);
p0.room = roomd (&global_level, p0.room, RIGHT);
p0.floor = FLOORS - 1;
p0.place = -1;
recursive = true;
update_cache_pos (&p0, reason, em, vm);
recursive = false;
}
if (! recursive && p->floor == FLOORS - 1 && p->place == -1) {
p0.room = roomd (&global_level, p->room, LEFT);
p0.room = roomd (&global_level, p0.room, BELOW);
p0.floor = -1;
p0.place = PLACES - 1;
recursive = true;
update_cache_pos (&p0, reason, em, vm);
recursive = false;
}
if (! recursive && p->floor == FLOORS - 1 && p->place == PLACES - 1) {
p0.room = roomd (&global_level, p->room, BELOW);
p0.room = roomd (&global_level, p0.room, RIGHT);
p0.floor = -1;
p0.place = -1;
recursive = true;
update_cache_pos (&p0, reason, em, vm);
recursive = false;
}
/* if (is_room_visible (p->room) && ! recursive) printf ("----------------------------\n"); */
}
void
draw_pressed_closer_floor_right (ALLEGRO_BITMAP *bitmap, struct pos *p,
enum em em, enum vm vm)
{
ALLEGRO_BITMAP *floor_right = NULL,
*pressed_closer_floor_right = NULL;
switch (em) {
case DUNGEON:
switch (vm) {
case CGA:
floor_right = dc_floor_right;
pressed_closer_floor_right = dc_pressed_closer_floor_right;
break;
case EGA:
floor_right = de_floor_right;
pressed_closer_floor_right = de_pressed_closer_floor_right;
break;
case VGA:
floor_right = dv_floor_right;
pressed_closer_floor_right = dv_pressed_closer_floor_right;
break;
}
break;
case PALACE:
switch (vm) {
case CGA:
floor_right = pc_floor_right;
pressed_closer_floor_right = pc_pressed_closer_floor_right;
break;
case EGA:
floor_right = pe_floor_right;
pressed_closer_floor_right = pe_pressed_closer_floor_right;
break;
case VGA:
floor_right = pv_floor_right;
pressed_closer_floor_right = pv_pressed_closer_floor_right;
break;
}
break;
}
if (vm == VGA) {
floor_right = apply_hue_palette (floor_right);
pressed_closer_floor_right = apply_hue_palette (pressed_closer_floor_right);
}
if (hgc) {
floor_right = apply_palette (floor_right, hgc_palette);
pressed_closer_floor_right = apply_palette (pressed_closer_floor_right, hgc_palette);
}
if (peq (p, &mouse_pos)) {
floor_right = apply_palette (floor_right, selection_palette);
pressed_closer_floor_right = apply_palette (pressed_closer_floor_right, selection_palette);
}
struct coord c; struct pos np;
draw_bitmapc (floor_right, bitmap,
pressed_closer_floor_right_coord (p, &c), 0);
if (! is_strictly_traversable (prel (p, &np, 0, +1)))
draw_bitmapc (pressed_closer_floor_right, bitmap,
floor_right_coord (p, &c), 0);
}
void
draw_room_anim_fg_sub (ALLEGRO_BITMAP *bitmap,
enum em em, enum vm vm, struct anim *a)
{
struct pos pm, ptl, ptr, ptl2, ptr2;
struct frame *f = &a->f;
struct coord c; frame2room (f, room_view, &c);
int w = al_get_bitmap_width (f->b);
int h = al_get_bitmap_height (f->b);
survey (_m, posf, f, NULL, &pm, NULL);
survey (_tl, posf, f, NULL, &ptl, NULL);
survey (_tr, posf, f, NULL, &ptr, NULL);
pos2room (&pm, room_view, &pm);
pos2room (&ptl, room_view, &ptl);
pos2room (&ptr, room_view, &ptr);
survey (_tl, pos, f, NULL, &ptl2, NULL);
survey (_tr, pos, f, NULL, &ptr2, NULL);
pos2room (&ptl2, room_view, &ptl2);
pos2room (&ptr2, room_view, &ptr2);
push_clipping_rectangle (bitmap, c.x, c.y, w, h);
/* SWORD */
if (fake (&pm) == CARPET
&& a->f.dir == RIGHT
&& a->xf.b) {
struct coord c2;
int w2 = al_get_bitmap_width (a->xf.b);
int h2 = al_get_bitmap_height (a->xf.b);
xframe_coord (&a->f, &a->xf, &c2);
ignore_clipping_rectangle_intersection = true;
push_clipping_rectangle (bitmap, c2.x, c2.y, w2, h2);
push_drawn_rectangle (bitmap);
draw_confg_right (bitmap, &pm, em, vm);
redraw_drawn_rectangle (pop_drawn_rectangle (), &pm, em, vm);
pop_clipping_rectangle ();
ignore_clipping_rectangle_intersection = false;
}
/* CLIMBING STAIRS */
if (is_kid_stairs (f)) draw_level_door_fg (bitmap, &a->p, f, em, vm);
/* FALLING */
if (is_anim_fall (f)) {
push_clipping_rectangle (bitmap,
PLACE_WIDTH * ptr2.place,
PLACE_HEIGHT * ptr2.floor + 56,
PLACE_WIDTH + 12,
PLACE_HEIGHT - 53);
push_drawn_rectangle (bitmap);
if (! is_strictly_traversable_fake (&ptr2))
draw_confg (bitmap, &ptr2, em, vm);
if (! is_strictly_traversable_fake (&ptr))
draw_confg (bitmap, &ptr, em, vm);
redraw_drawn_rectangle (pop_drawn_rectangle (), &ptr2, em, vm);
pop_clipping_rectangle ();
}
/* VERTICAL JUMP */
if (is_kid_vjump_touching_above (f)) {
push_clipping_rectangle (bitmap,
PLACE_WIDTH * ptl2.place,
PLACE_HEIGHT * ptl2.floor + 56,
2 * PLACE_WIDTH,
PLACE_HEIGHT - 56 + 3);
push_drawn_rectangle (bitmap);
draw_confg (bitmap, &ptl2, em, vm);
draw_confg (bitmap, &ptr, em, vm);
redraw_drawn_rectangle (pop_drawn_rectangle (), &ptl2, em, vm);
pop_clipping_rectangle ();
}
/* HANGING */
if (is_kid_hang (f)) {
struct pos p; get_hanged_pos (&a->hang_pos, f->dir, &p);
struct pos pb; prel (&p, &pb, +0, f->dir == LEFT ? +1 : -1);
pos2room (&p, room_view, &p);
pos2room (&pb, room_view, &pb);
if (f->dir == RIGHT) {
push_clipping_rectangle (bitmap,
PLACE_WIDTH * p.place,
PLACE_HEIGHT * p.floor + 56,
PLACE_WIDTH,
PLACE_HEIGHT - 53);
push_drawn_rectangle (bitmap);
draw_confg (bitmap, &p, em, vm);
redraw_drawn_rectangle (pop_drawn_rectangle (), &p, em, vm);
} else {
push_clipping_rectangle (bitmap,
PLACE_WIDTH * pb.place,
PLACE_HEIGHT * pb.floor + 56,
PLACE_WIDTH,
PLACE_HEIGHT - 53);
push_drawn_rectangle (bitmap);
draw_confg (bitmap, &pb, em, vm);
redraw_drawn_rectangle (pop_drawn_rectangle (), &pb, em, vm);
}
pop_clipping_rectangle ();
}
/* CLIMBING FLOOR */
if (is_kid_climb (f)) {
struct pos p; get_hanged_pos (&a->hang_pos, f->dir, &p);
struct pos pb; prel (&p, &pb, +0, f->dir == LEFT ? +1 : -1);
pos2room (&p, room_view, &p);
pos2room (&pb, room_view, &pb);
if (f->dir == RIGHT) {
int dy, w;
if (f->b == kid_climb_00
|| f->b == kid_climb_01
|| f->b == kid_climb_02
|| f->b == kid_climb_08
|| f->b == kid_climb_09) {
dy = 55;
w = 18;
} else if (f->b == kid_climb_05
|| f->b == kid_climb_06) {
dy = 53;
w = 22;
} else if (f->b == kid_climb_03
|| f->b == kid_climb_07
|| f->b == kid_climb_04) {
dy = 53;
w = 21;
}
push_clipping_rectangle (bitmap,
PLACE_WIDTH * p.place,
PLACE_HEIGHT * p.floor + dy,
w,
PLACE_HEIGHT - dy + 3);
push_drawn_rectangle (bitmap);
draw_confg (bitmap, &p, em, vm);
redraw_drawn_rectangle (pop_drawn_rectangle (), &p, em, vm);
} else {
push_clipping_rectangle (bitmap,
PLACE_WIDTH * pb.place,
PLACE_HEIGHT * pb.floor + 54,
PLACE_WIDTH,
PLACE_HEIGHT - 54 + 3);
push_drawn_rectangle (bitmap);
draw_confg (bitmap, &pb, em, vm);
redraw_drawn_rectangle (pop_drawn_rectangle (), &pb, em, vm);
}
pop_clipping_rectangle ();
}
pop_clipping_rectangle ();
draw_room_frame_fg (bitmap, em, vm, f);
/* xframe */
if (a->xf.b) {
struct frame xf; xframe_frame (&a->f, &a->xf, &xf);
draw_room_frame_fg (bitmap, em, vm, &xf);
}
/* splash */
if (a->splash) {
struct frame sf; splash_frame (&a->f, &sf);
draw_room_frame_fg (bitmap, em, vm, &sf);
}
}
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;
}