/// <summary>
/// Sets up the sound system and loads in the music controls. This
/// does use the full library for Tao, but only the mixer functions
/// are used.
/// </summary>
public void Initialize()
{
// Set up the SDL sound
SdlMixer.Mix_OpenAudio(
SdlMixer.MIX_DEFAULT_FREQUENCY,
(short)SdlMixer.MIX_DEFAULT_FORMAT,
2,
1024);
// Allocate channels
SdlMixer.Mix_AllocateChannels(MaximumSoundsChunks);
// Default volumnes
int vol = Game.Config.GetInt(Constants.ConfigMusicVolume, 75);
SdlMixer.Mix_VolumeMusic(vol);
// Hook up the events
musicStopped = new SdlMixer.MusicFinishedDelegate(OnMusicEnded);
SdlMixer.Mix_HookMusicFinished(musicStopped);
channelStopped =
new SdlMixer.ChannelFinishedDelegate(OnChannelEnded);
SdlMixer.Mix_ChannelFinished(channelStopped);
}
public void AllocateChannels()
{
InitAudio();
int results = SdlMixer.Mix_AllocateChannels(16);
Assert.AreEqual(results, 16);
QuitAudio();
}
/*
* Deallocates extra channels from SDL
*/
private void deallocateChannels()
{
for (int i = numChannels; i < numChannels * 2; i++)
{
if (SdlMixer.Mix_Playing(i) == 1)
{
return;
}
}
SdlMixer.Mix_AllocateChannels(numChannels);
readyToDeallocate = false;
}
/*
* Used to add any channels not already allocated up to x
*
* @param x the highest number of channels to allow
*/
private void addChannels(int x)
{
if (x > MAXCHANNELS)
{
x = MAXCHANNELS;
}
SdlMixer.Mix_AllocateChannels(x);
for (int i = numChannels; i < x; i++)
{
openChannels.AddLast(i);
SdlMixer.Mix_Volume(i, _masterVolume);
}
numChannels = x;
readyToDeallocate = false;
}
public override void Initialize()
{
if (Sdl.SDL_InitSubSystem(Sdl.SDL_INIT_AUDIO) != 0)
{
throw new AgateLib.AgateException("Failed to initialize SDL for audio playback.");
}
if (SdlMixer.Mix_OpenAudio(
SdlMixer.MIX_DEFAULT_FREQUENCY, Sdl.AUDIO_S16, 2, 512) != 0)
{
throw new AgateLib.AgateException("Failed to initialize SDL_mixer.");
}
SdlMixer.Mix_AllocateChannels(64);
mChannelFinishedDelegate = ChannelFinished;
SdlMixer.Mix_ChannelFinished(mChannelFinishedDelegate);
Report("SDL driver instantiated for audio.");
}
/// <summary>
/// Create a new audio manager.
/// </summary>
public AudioPlayer()
{
Sdl.SDL_Init(Sdl.SDL_INIT_AUDIO);
SdlMixer.Mix_OpenAudio(SdlMixer.MIX_DEFAULT_FREQUENCY, (short)SdlMixer.MIX_DEFAULT_FORMAT, SdlMixer.MIX_DEFAULT_CHANNELS, 1024);
SdlMixer.Mix_AllocateChannels(16);
}