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.
19 #include "sound_manager.h"
29 #include "moving_object.h"
31 SoundManager::SoundManager()
32 : current_music(0), music_enabled(true)
36 SoundManager::~SoundManager()
43 SoundManager::play_sound(Mix_Chunk* sound)
45 if(!audio_device || !use_sound)
48 Mix_PlayChannel(-1, sound, 0);
52 SoundManager::play_sound(Mix_Chunk* sound, const MovingObject* object)
54 // TODO keep track of the object later and move the sound along with the
56 play_sound(sound, object->get_pos());
60 SoundManager::play_sound(Mix_Chunk* sound, const Vector& pos)
62 if(!audio_device || !use_sound)
65 // TODO make sure this formula is good
67 = Sector::current()->player->get_pos().x - pos.x;
68 int loud = int(255.0/float(screen->w*2) * fabsf(distance));
72 int chan = Mix_PlayChannel(-1, sound, 0);
75 Mix_SetDistance(chan, loud);
77 // very bad way to do this...
79 Mix_SetPanning(chan, 230, 24);
80 else if(distance < -100)
81 Mix_SetPanning(chan, 24, 230);
85 SoundManager::load_music(const std::string& file)
90 if(!exists_music(file))
91 st_abort("Couldn't load musicfile ", file.c_str());
93 std::map<std::string, MusicResource>::iterator i = musics.find(file);
94 assert(i != musics.end());
95 return MusicRef(& (i->second));
99 SoundManager::exists_music(const std::string& file)
104 // song already loaded?
105 std::map<std::string, MusicResource>::iterator i = musics.find(file);
106 if(i != musics.end()) {
110 Mix_Music* song = Mix_LoadMUS(file.c_str());
114 // insert into music list
115 std::pair<std::map<std::string, MusicResource>::iterator, bool> result =
117 std::make_pair<std::string, MusicResource> (file, MusicResource()));
118 MusicResource& resource = result.first->second;
119 resource.manager = this;
120 resource.music = song;
126 SoundManager::free_music(MusicResource* )
128 // TODO free music, currently we can't do this since SDL_mixer seems to have
129 // some bugs if you load/free alot of mod files.
133 SoundManager::play_music(const MusicRef& musicref, int loops)
138 if(musicref.music == 0 || current_music == musicref.music)
142 current_music->refcount--;
144 current_music = musicref.music;
145 current_music->refcount++;
148 Mix_PlayMusic(current_music->music, loops);
152 SoundManager::halt_music()
160 current_music->refcount--;
161 if(current_music->refcount == 0)
162 free_music(current_music);
168 SoundManager::enable_music(bool enable)
173 if(enable == music_enabled)
176 music_enabled = enable;
177 if(music_enabled == false) {
180 Mix_PlayMusic(current_music->music, -1);
184 SoundManager::MusicResource::~MusicResource()
186 // don't free music buggy SDL_Mixer crashs for some mod files
187 // Mix_FreeMusic(music);