3 // SuperTux - A Jump'n Run
4 // Copyright (C) 2004 Matthias Braun <matze@braunis.de
6 // This program is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU General Public License
8 // as published by the Free Software Foundation; either version 2
9 // of the License, or (at your option) any later version.
11 // This program is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License
17 // along with this program; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
27 #include "app/globals.h"
29 #include "utils/lispreader.h"
34 #include "background.h"
35 #include "particlesystem.h"
38 #include "audio/sound_manager.h"
40 #include "resources.h"
41 #include "interactive_object.h"
44 Sector* Sector::_current = 0;
47 : gravity(10), player(0), solids(0), background(0), camera(0),
48 currentmusic(LEVEL_MUSIC)
50 song_title = "Mortimers_chipdisko.mod";
51 player = new Player();
57 for(GameObjects::iterator i = gameobjects.begin(); i != gameobjects.end();
61 for(SpawnPoints::iterator i = spawnpoints.begin(); i != spawnpoints.end();
70 Sector::parse(LispReader& lispreader)
74 for(lisp_object_t* cur = lispreader.get_lisp(); !lisp_nil_p(cur);
75 cur = lisp_cdr(cur)) {
76 std::string token = lisp_symbol(lisp_car(lisp_car(cur)));
77 // FIXME: doesn't handle empty data
78 lisp_object_t* data = lisp_car(lisp_cdr(lisp_car(cur)));
79 LispReader reader(lisp_cdr(lisp_car(cur)));
82 name = lisp_string(data);
83 } else if(token == "gravity") {
84 gravity = lisp_real(data);
85 } else if(token == "music") {
86 song_title = lisp_string(data);
88 } else if(token == "camera") {
90 std::cerr << "Warning: More than 1 camera defined in sector.\n";
93 camera = new Camera(this);
96 } else if(token == "background") {
97 background = new Background(reader);
98 add_object(background);
99 } else if(token == "playerspawn") {
100 SpawnPoint* sp = new SpawnPoint;
101 reader.read_string("name", sp->name);
102 reader.read_float("x", sp->pos.x);
103 reader.read_float("y", sp->pos.y);
104 spawnpoints.push_back(sp);
105 } else if(token == "tilemap") {
106 TileMap* tilemap = new TileMap(reader);
109 if(tilemap->is_solid()) {
111 std::cerr << "Warning multiple solid tilemaps in sector.\n";
116 } else if(badguykind_from_string(token) != BAD_INVALID) {
117 add_object(new BadGuy(badguykind_from_string(token), reader));
118 } else if(token == "trampoline") {
119 add_object(new Trampoline(reader));
120 } else if(token == "flying-platform") {
121 add_object(new FlyingPlatform(reader));
122 } else if(token == "particles-snow") {
123 SnowParticleSystem* partsys = new SnowParticleSystem();
124 partsys->parse(reader);
126 } else if(token == "particles-clouds") {
127 CloudParticleSystem* partsys = new CloudParticleSystem();
128 partsys->parse(reader);
130 } else if(token == "door") {
131 add_object(new Door(reader));
133 std::cerr << "Unknown object type '" << token << "'.\n";
138 std::cerr << "sector '" << name << "' does not contain a camera.\n";
139 camera = new Camera(this);
143 throw std::runtime_error("sector does not contain a solid tile layer.");
147 Sector::parse_old_format(LispReader& reader)
152 reader.read_float("gravity", gravity);
154 std::string backgroundimage;
155 reader.read_string("background", backgroundimage);
157 reader.read_float("bkgd_speed", bgspeed);
160 Color bkgd_top, bkgd_bottom;
161 int r = 0, g = 0, b = 128;
162 reader.read_int("bkgd_red_top", r);
163 reader.read_int("bkgd_green_top", g);
164 reader.read_int("bkgd_blue_top", b);
169 reader.read_int("bkgd_red_bottom", r);
170 reader.read_int("bkgd_green_bottom", g);
171 reader.read_int("bkgd_blue_bottom", b);
173 bkgd_bottom.green = g;
174 bkgd_bottom.blue = b;
176 if(backgroundimage != "") {
177 background = new Background;
178 background->set_image(backgroundimage, bgspeed);
179 add_object(background);
181 background = new Background;
182 background->set_gradient(bkgd_top, bkgd_bottom);
183 add_object(background);
186 std::string particlesystem;
187 reader.read_string("particle_system", particlesystem);
188 if(particlesystem == "clouds")
189 add_object(new CloudParticleSystem());
190 else if(particlesystem == "snow")
191 add_object(new SnowParticleSystem());
193 Vector startpos(100, 170);
194 reader.read_float("start_pos_x", startpos.x);
195 reader.read_float("start_pos_y", startpos.y);
197 SpawnPoint* spawn = new SpawnPoint;
198 spawn->pos = startpos;
199 spawn->name = "main";
200 spawnpoints.push_back(spawn);
202 song_title = "Mortimers_chipdisko.mod";
203 reader.read_string("music", song_title);
206 int width, height = 15;
207 reader.read_int("width", width);
208 reader.read_int("height", height);
210 std::vector<unsigned int> tiles;
211 if(reader.read_int_vector("interactive-tm", tiles)
212 || reader.read_int_vector("tilemap", tiles)) {
213 TileMap* tilemap = new TileMap();
214 tilemap->set(width, height, tiles, LAYER_TILES, true);
219 if(reader.read_int_vector("background-tm", tiles)) {
220 TileMap* tilemap = new TileMap();
221 tilemap->set(width, height, tiles, LAYER_BACKGROUNDTILES, false);
225 if(reader.read_int_vector("foreground-tm", tiles)) {
226 TileMap* tilemap = new TileMap();
227 tilemap->set(width, height, tiles, LAYER_FOREGROUNDTILES, false);
231 // TODO read resetpoints
235 lisp_object_t* cur = 0;
236 if(reader.read_lisp("objects", cur)) {
237 while(!lisp_nil_p(cur)) {
238 lisp_object_t* data = lisp_car(cur);
239 std::string object_type = lisp_symbol(lisp_car(data));
241 LispReader reader(lisp_cdr(data));
243 if(object_type == "trampoline") {
244 add_object(new Trampoline(reader));
246 else if(object_type == "flying-platform") {
247 add_object(new FlyingPlatform(reader));
250 BadGuyKind kind = badguykind_from_string(object_type);
251 add_object(new BadGuy(kind, reader));
260 camera = new Camera(this);
265 Sector::write(LispWriter& writer)
267 writer.write_string("name", name);
268 writer.write_float("gravity", gravity);
269 writer.write_string("music", song_title);
272 for(SpawnPoints::iterator i = spawnpoints.begin(); i != spawnpoints.end();
274 SpawnPoint* spawn = *i;
275 writer.start_list("playerspawn");
276 writer.write_string("name", spawn->name);
277 writer.write_float("x", spawn->pos.x);
278 writer.write_float("y", spawn->pos.y);
279 writer.end_list("playerspawn");
283 for(GameObjects::iterator i = gameobjects.begin();
284 i != gameobjects.end(); ++i) {
285 Serializable* serializable = dynamic_cast<Serializable*> (*i);
287 serializable->write(writer);
292 Sector::do_vertical_flip()
294 for(GameObjects::iterator i = gameobjects_new.begin(); i != gameobjects_new.end(); ++i)
296 TileMap* tilemap = dynamic_cast<TileMap*> (*i);
299 tilemap->do_vertical_flip();
302 BadGuy* badguy = dynamic_cast<BadGuy*> (*i);
304 badguy->start_position.y = solids->get_height()*32 - badguy->start_position.y - 32;
305 Trampoline* trampoline = dynamic_cast<Trampoline*> (*i);
307 trampoline->base.y = solids->get_height()*32 - trampoline->base.y - 32;
308 FlyingPlatform* flying_platform = dynamic_cast<FlyingPlatform*> (*i);
310 flying_platform->base.y = solids->get_height()*32 - flying_platform->base.y - 32;
311 Door* door = dynamic_cast<Door*> (*i);
313 door->set_area(door->get_area().x, solids->get_height()*32 - door->get_area().y - 32);
316 for(SpawnPoints::iterator i = spawnpoints.begin(); i != spawnpoints.end();
318 SpawnPoint* spawn = *i;
319 spawn->pos.y = solids->get_height()*32 - spawn->pos.y - 32;
324 Sector::add_object(GameObject* object)
326 gameobjects_new.push_back(object);
330 Sector::activate(const std::string& spawnpoint)
334 // Apply bonuses from former levels
335 switch (player_status.bonus)
337 case PlayerStatus::NO_BONUS:
340 case PlayerStatus::FLOWER_BONUS:
341 player->got_power = Player::FIRE_POWER; // FIXME: add ice power to here
344 case PlayerStatus::GROWUP_BONUS:
350 for(SpawnPoints::iterator i = spawnpoints.begin(); i != spawnpoints.end();
352 if((*i)->name == spawnpoint) {
358 std::cerr << "Spawnpoint '" << spawnpoint << "' not found.\n";
360 player->move(sp->pos);
363 camera->reset(Vector(player->base.x, player->base.y));
367 Sector::action(float elapsed_time)
369 player->check_bounds(camera);
371 /* update objects (don't use iterators here, because the list might change
372 * during the iteration)
374 for(size_t i = 0; i < gameobjects.size(); ++i)
375 if(gameobjects[i]->is_valid())
376 gameobjects[i]->action(elapsed_time);
378 /* Handle all possible collisions. */
381 update_game_objects();
385 Sector::update_game_objects()
387 /** cleanup marked objects */
388 for(std::vector<GameObject*>::iterator i = gameobjects.begin();
389 i != gameobjects.end(); /* nothing */) {
390 if((*i)->is_valid() == false) {
391 BadGuy* badguy = dynamic_cast<BadGuy*> (*i);
393 badguys.erase(std::remove(badguys.begin(), badguys.end(), badguy),
396 Bullet* bullet = dynamic_cast<Bullet*> (*i);
399 std::remove(bullets.begin(), bullets.end(), bullet),
402 InteractiveObject* interactive_object =
403 dynamic_cast<InteractiveObject*> (*i);
404 if(interactive_object) {
405 interactive_objects.erase(
406 std::remove(interactive_objects.begin(), interactive_objects.end(),
407 interactive_object), interactive_objects.end());
409 Upgrade* upgrade = dynamic_cast<Upgrade*> (*i);
412 std::remove(upgrades.begin(), upgrades.end(), upgrade),
415 Trampoline* trampoline = dynamic_cast<Trampoline*> (*i);
418 std::remove(trampolines.begin(), trampolines.end(), trampoline),
421 FlyingPlatform* flying_platform= dynamic_cast<FlyingPlatform*> (*i);
422 if(flying_platform) {
423 flying_platforms.erase(
424 std::remove(flying_platforms.begin(), flying_platforms.end(), flying_platform),
425 flying_platforms.end());
427 SmokeCloud* smoke_cloud = dynamic_cast<SmokeCloud*> (*i);
430 std::remove(smoke_clouds.begin(), smoke_clouds.end(), smoke_cloud),
435 i = gameobjects.erase(i);
441 /* add newly created objects */
442 for(std::vector<GameObject*>::iterator i = gameobjects_new.begin();
443 i != gameobjects_new.end(); ++i)
445 BadGuy* badguy = dynamic_cast<BadGuy*> (*i);
447 badguys.push_back(badguy);
448 Bullet* bullet = dynamic_cast<Bullet*> (*i);
450 bullets.push_back(bullet);
451 Upgrade* upgrade = dynamic_cast<Upgrade*> (*i);
453 upgrades.push_back(upgrade);
454 Trampoline* trampoline = dynamic_cast<Trampoline*> (*i);
456 trampolines.push_back(trampoline);
457 FlyingPlatform* flying_platform = dynamic_cast<FlyingPlatform*> (*i);
459 flying_platforms.push_back(flying_platform);
460 InteractiveObject* interactive_object
461 = dynamic_cast<InteractiveObject*> (*i);
462 if(interactive_object)
463 interactive_objects.push_back(interactive_object);
464 SmokeCloud* smoke_cloud = dynamic_cast<SmokeCloud*> (*i);
466 smoke_clouds.push_back(smoke_cloud);
469 gameobjects.push_back(*i);
471 gameobjects_new.clear();
475 Sector::draw(DrawingContext& context)
477 context.push_transform();
478 context.set_translation(camera->get_translation());
480 for(GameObjects::iterator i = gameobjects.begin();
481 i != gameobjects.end(); ++i) {
482 if( (*i)->is_valid() )
486 context.pop_transform();
490 Sector::collision_handler()
492 // CO_BULLET & CO_BADGUY check
493 for(unsigned int i = 0; i < bullets.size(); ++i)
495 for (BadGuys::iterator j = badguys.begin(); j != badguys.end(); ++j)
497 if((*j)->dying != DYING_NOT)
500 if(rectcollision(bullets[i]->base, (*j)->base))
502 // We have detected a collision and now call the
503 // collision functions of the collided objects.
504 (*j)->collision(bullets[i], CO_BULLET, COLLISION_NORMAL);
505 bullets[i]->collision(CO_BADGUY);
506 break; // bullet is invalid now, so break
511 /* CO_BADGUY & CO_BADGUY check */
512 for (BadGuys::iterator i = badguys.begin(); i != badguys.end(); ++i)
514 if((*i)->dying != DYING_NOT)
517 BadGuys::iterator j = i;
519 for (; j != badguys.end(); ++j)
521 if(j == i || (*j)->dying != DYING_NOT)
524 if(rectcollision((*i)->base, (*j)->base))
526 // We have detected a collision and now call the
527 // collision functions of the collided objects.
528 (*j)->collision(*i, CO_BADGUY);
529 (*i)->collision(*j, CO_BADGUY);
533 if(player->dying != DYING_NOT) return;
535 // CO_BADGUY & CO_PLAYER check
536 for (BadGuys::iterator i = badguys.begin(); i != badguys.end(); ++i)
538 if((*i)->dying != DYING_NOT)
541 if(rectcollision_offset((*i)->base, player->base, 0, 0))
543 // We have detected a collision and now call the collision
544 // functions of the collided objects.
545 if (player->previous_base.y < player->base.y &&
546 player->previous_base.y + player->previous_base.height
547 < (*i)->base.y + (*i)->base.height/2
548 && !player->invincible_timer.started())
550 (*i)->collision(player, CO_PLAYER, COLLISION_SQUISH);
554 player->collision(*i, CO_BADGUY);
555 (*i)->collision(player, CO_PLAYER, COLLISION_NORMAL);
560 // CO_UPGRADE & CO_PLAYER check
561 for(unsigned int i = 0; i < upgrades.size(); ++i)
563 if(rectcollision(upgrades[i]->base, player->base))
565 // We have detected a collision and now call the collision
566 // functions of the collided objects.
567 upgrades[i]->collision(player, CO_PLAYER, COLLISION_NORMAL);
571 // CO_TRAMPOLINE & (CO_PLAYER or CO_BADGUY)
572 for (Trampolines::iterator i = trampolines.begin(); i != trampolines.end(); ++i)
574 if (rectcollision((*i)->base, player->base))
576 if (player->previous_base.y < player->base.y &&
577 player->previous_base.y + player->previous_base.height
578 < (*i)->base.y + (*i)->base.height/2)
580 (*i)->collision(player, CO_PLAYER, COLLISION_SQUISH);
582 else if (player->previous_base.y <= player->base.y)
584 player->collision(*i, CO_TRAMPOLINE);
585 (*i)->collision(player, CO_PLAYER, COLLISION_NORMAL);
590 // CO_FLYING_PLATFORM & (CO_PLAYER or CO_BADGUY)
591 for (FlyingPlatforms::iterator i = flying_platforms.begin(); i != flying_platforms.end(); ++i)
593 if (rectcollision((*i)->base, player->base))
595 if (player->previous_base.y < player->base.y &&
596 player->previous_base.y + player->previous_base.height
597 < (*i)->base.y + (*i)->base.height/2)
599 (*i)->collision(player, CO_PLAYER, COLLISION_SQUISH);
600 player->collision(*i, CO_FLYING_PLATFORM);
602 /* else if (player->previous_base.y <= player->base.y)
610 Sector::add_score(const Vector& pos, int s)
612 player_status.score += s;
614 add_object(new FloatingScore(pos, s));
618 Sector::add_bouncy_distro(const Vector& pos)
620 add_object(new BouncyDistro(pos));
624 Sector::add_broken_brick(const Vector& pos, Tile* tile)
626 add_broken_brick_piece(pos, Vector(-1, -4), tile);
627 add_broken_brick_piece(pos + Vector(0, 16), Vector(-1.5, -3), tile);
629 add_broken_brick_piece(pos + Vector(16, 0), Vector(1, -4), tile);
630 add_broken_brick_piece(pos + Vector(16, 16), Vector(1.5, -3), tile);
634 Sector::add_broken_brick_piece(const Vector& pos, const Vector& movement,
637 add_object(new BrokenBrick(tile, pos, movement));
641 Sector::add_bouncy_brick(const Vector& pos)
643 add_object(new BouncyBrick(pos));
647 Sector::add_bad_guy(float x, float y, BadGuyKind kind)
649 BadGuy* badguy = new BadGuy(kind, x, y);
655 Sector::add_upgrade(const Vector& pos, Direction dir, UpgradeKind kind)
657 add_object(new Upgrade(pos, dir, kind));
661 Sector::add_bullet(const Vector& pos, float xm, Direction dir)
663 if(player->got_power == Player::FIRE_POWER)
665 if(bullets.size() > MAX_FIRE_BULLETS-1)
668 else if(player->got_power == Player::ICE_POWER)
670 if(bullets.size() > MAX_ICE_BULLETS-1)
674 Bullet* new_bullet = 0;
675 if(player->got_power == Player::FIRE_POWER)
676 new_bullet = new Bullet(pos, xm, dir, FIRE_BULLET);
677 else if(player->got_power == Player::ICE_POWER)
678 new_bullet = new Bullet(pos, xm, dir, ICE_BULLET);
680 throw std::runtime_error("wrong bullet type.");
681 add_object(new_bullet);
683 SoundManager::get()->play_sound(IDToSound(SND_SHOOT));
689 Sector::add_smoke_cloud(const Vector& pos)
691 add_object(new SmokeCloud(pos));
697 Sector::trybreakbrick(const Vector& pos, bool small)
699 Tile* tile = solids->get_tile_at(pos);
703 sprintf(errmsg, "Invalid tile at %i,%i", (int)((pos.x+1)/32*32), (int)((pos.y+1)/32*32));
704 throw SuperTuxException(errmsg, __FILE__, __LINE__);
707 if (tile->attributes & Tile::BRICK)
711 /* Get a distro from it: */
713 Vector(((int)(pos.x + 1) / 32) * 32, (int)(pos.y / 32) * 32));
715 // TODO: don't handle this in a global way but per-tile...
716 if (!counting_distros)
718 counting_distros = true;
726 if (distro_counter <= 0)
728 counting_distros = false;
729 solids->change_at(pos, tile->next_tile);
732 SoundManager::get()->play_sound(IDToSound(SND_DISTRO));
733 player_status.score = player_status.score + SCORE_DISTRO;
734 player_status.distros++;
740 solids->change_at(pos, tile->next_tile);
742 /* Replace it with broken bits: */
743 add_broken_brick(Vector(
744 ((int)(pos.x + 1) / 32) * 32,
745 (int)(pos.y / 32) * 32), tile);
747 /* Get some score: */
748 SoundManager::get()->play_sound(IDToSound(SND_BRICK));
749 player_status.score = player_status.score + SCORE_BRICK;
760 Sector::tryemptybox(const Vector& pos, Direction col_side)
762 Tile* tile = solids->get_tile_at(pos);
766 sprintf(errmsg, "Invalid tile at %i,%i", (int)((pos.x+1)/32*32), (int)((pos.y+1)/32*32));
767 throw SuperTuxException(errmsg, __FILE__, __LINE__);
771 if (!(tile->attributes & Tile::FULLBOX))
774 // according to the collision side, set the upgrade direction
780 int posx = ((int)(pos.x+1) / 32) * 32;
781 int posy = (int)(pos.y/32) * 32 - 32;
784 case 1: // Box with a distro!
785 add_bouncy_distro(Vector(posx, posy));
786 SoundManager::get()->play_sound(IDToSound(SND_DISTRO));
787 player_status.score = player_status.score + SCORE_DISTRO;
788 player_status.distros++;
791 case 2: // Add a fire flower upgrade!
792 if (player->size == SMALL) /* Tux is small, add mints! */
793 add_upgrade(Vector(posx, posy), col_side, UPGRADE_GROWUP);
794 else /* Tux is big, add a fireflower: */
795 add_upgrade(Vector(posx, posy), col_side, UPGRADE_FIREFLOWER);
796 SoundManager::get()->play_sound(IDToSound(SND_UPGRADE));
799 case 5: // Add an ice flower upgrade!
800 if (player->size == SMALL) /* Tux is small, add mints! */
801 add_upgrade(Vector(posx, posy), col_side, UPGRADE_GROWUP);
802 else /* Tux is big, add an iceflower: */
803 add_upgrade(Vector(posx, posy), col_side, UPGRADE_ICEFLOWER);
804 SoundManager::get()->play_sound(IDToSound(SND_UPGRADE));
807 case 3: // Add a golden herring
808 add_upgrade(Vector(posx, posy), col_side, UPGRADE_STAR);
811 case 4: // Add a 1up extra
812 add_upgrade(Vector(posx, posy), col_side, UPGRADE_1UP);
819 solids->change_at(pos, tile->next_tile);
822 /* Try to grab a distro: */
824 Sector::trygrabdistro(const Vector& pos, int bounciness)
826 Tile* tile = solids->get_tile_at(pos);
830 sprintf(errmsg, "Invalid tile at %i,%i", (int)((pos.x+1)/32*32), (int)((pos.y+1)/32*32));
831 throw SuperTuxException(errmsg, __FILE__, __LINE__); */
833 //Bad tiles (i.e. tiles that are not defined in supertux.stgt but appear in the map) are changed to ID 0 (blank tile)
834 std::cout << "Warning: Undefined tile at " <<(int)pos.x/32 << "/" << (int)pos.y/32 << " (ID: " << (int)solids->get_tile_id_at(pos).id << ")" << std::endl;
835 solids->change_at(pos,0);
836 tile = solids->get_tile_at(pos);
840 if (!(tile->attributes & Tile::COIN))
843 solids->change_at(pos, tile->next_tile);
844 SoundManager::get()->play_sound(IDToSound(SND_DISTRO));
846 if (bounciness == BOUNCE)
848 add_bouncy_distro(Vector(((int)(pos.x + 1) / 32) * 32,
849 (int)(pos.y / 32) * 32));
852 player_status.score = player_status.score + SCORE_DISTRO;
853 player_status.distros++;
857 /* Try to bump a bad guy from below: */
859 Sector::trybumpbadguy(const Vector& pos)
862 for (BadGuys::iterator i = badguys.begin(); i != badguys.end(); ++i)
864 if ((*i)->base.x >= pos.x - 32 && (*i)->base.x <= pos.x + 32 &&
865 (*i)->base.y >= pos.y - 16 && (*i)->base.y <= pos.y + 16)
867 (*i)->collision(player, CO_PLAYER, COLLISION_BUMP);
872 for (unsigned int i = 0; i < upgrades.size(); i++)
874 if (upgrades[i]->base.height == 32 &&
875 upgrades[i]->base.x >= pos.x - 32 && upgrades[i]->base.x <= pos.x + 32 &&
876 upgrades[i]->base.y >= pos.y - 16 && upgrades[i]->base.y <= pos.y + 16)
878 upgrades[i]->collision(player, CO_PLAYER, COLLISION_BUMP);
889 level_song = SoundManager::get()->load_music(datadir + "/music/" + song_title);
891 song_path = (char *) malloc(sizeof(char) * datadir.length() +
892 strlen(song_title.c_str()) + 8 + 5);
893 song_subtitle = strdup(song_title.c_str());
894 strcpy(strstr(song_subtitle, "."), "\0");
895 sprintf(song_path, "%s/music/%s-fast%s", datadir.c_str(),
896 song_subtitle, strstr(song_title.c_str(), "."));
897 if(!SoundManager::get()->exists_music(song_path)) {
898 level_song_fast = level_song;
900 level_song_fast = SoundManager::get()->load_music(song_path);
907 Sector::play_music(int type)
910 switch(currentmusic) {
912 SoundManager::get()->play_music(level_song_fast);
915 SoundManager::get()->play_music(level_song);
918 SoundManager::get()->play_music(herring_song);
921 SoundManager::get()->halt_music();
927 Sector::get_music_type()