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.
23 #include "sound_manager.h"
30 #include "moving_object.h"
32 SoundManager::SoundManager()
33 : current_music(0), music_enabled(true)
37 SoundManager::~SoundManager()
44 SoundManager::play_sound(Mix_Chunk* sound)
46 if(!audio_device || !use_sound)
49 Mix_PlayChannel(-1, sound, 0);
53 SoundManager::play_sound(Mix_Chunk* sound, const MovingObject* object)
55 // TODO keep track of the object later and move the sound along with the
57 play_sound(sound, object->get_pos());
61 SoundManager::play_sound(Mix_Chunk* sound, const Vector& pos)
63 if(!audio_device || !use_sound)
66 // TODO make sure this formula is good
68 = Sector::current()->player->get_pos().x - pos.x;
69 int loud = int(255.0/float(screen->w*2) * fabsf(distance));
73 int chan = Mix_PlayChannel(-1, sound, 0);
76 Mix_SetDistance(chan, loud);
78 // very bad way to do this...
80 Mix_SetPanning(chan, 230, 24);
81 else if(distance < -100)
82 Mix_SetPanning(chan, 24, 230);
86 SoundManager::load_music(const std::string& file)
91 if(!exists_music(file))
92 st_abort("Couldn't load musicfile ", file.c_str());
94 std::map<std::string, MusicResource>::iterator i = musics.find(file);
95 assert(i != musics.end());
96 return MusicRef(& (i->second));
100 SoundManager::exists_music(const std::string& file)
105 // song already loaded?
106 std::map<std::string, MusicResource>::iterator i = musics.find(file);
107 if(i != musics.end()) {
111 Mix_Music* song = Mix_LoadMUS(file.c_str());
115 // insert into music list
116 std::pair<std::map<std::string, MusicResource>::iterator, bool> result =
118 std::make_pair<std::string, MusicResource> (file, MusicResource()));
119 MusicResource& resource = result.first->second;
120 resource.manager = this;
121 resource.music = song;
127 SoundManager::free_music(MusicResource* )
129 // TODO free music, currently we can't do this since SDL_mixer seems to have
130 // some bugs if you load/free alot of mod files.
134 SoundManager::play_music(const MusicRef& musicref, int loops)
139 if(musicref.music == 0 || current_music == musicref.music)
143 current_music->refcount--;
145 current_music = musicref.music;
146 current_music->refcount++;
149 Mix_PlayMusic(current_music->music, loops);
153 SoundManager::halt_music()
161 current_music->refcount--;
162 if(current_music->refcount == 0)
163 free_music(current_music);
169 SoundManager::enable_music(bool enable)
174 if(enable == music_enabled)
177 music_enabled = enable;
178 if(music_enabled == false) {
181 Mix_PlayMusic(current_music->music, -1);
185 SoundManager::MusicResource::~MusicResource()
187 // don't free music buggy SDL_Mixer crashs for some mod files
188 // Mix_FreeMusic(music);