/// <summary>
/// Plays a sound. Returns an instance handle that can be passed to StopSound() to stop playback of the sound.
/// </summary>
/// <param name="sound">The sound to play.</param>
/// <param name="repeat">Whether or not the sound should repeat until stopped.</param>
/// <param name="fadeTime">The amount of time (in seconds) to fade in the sound's volume.</param>
public static SoundInstance PlaySound(Sound sound, bool repeat = false, float fadeTime = 0)
{
// Start playing the new sound:
int channel = SDL_mixer.Mix_FadeInChannel(-1, sound.Handle, repeat ? -1 : 0, GetFadeTimeMs(fadeTime));
// Silently fail when we run out of channels:
if (channel == -1)
{
return(new SoundInstance());
}
// Invalidate old sound instances using this channel:
foreach (var instanceAndChannel in SoundInstances)
{
if (instanceAndChannel.Value == channel)
{
SoundInstances.Remove(instanceAndChannel.Key);
break;
}
}
// Return a new sound instance for this channel:
SoundInstance instance = new SoundInstance();
SoundInstances[instance] = channel;
return(instance);
}
public int FadeInChannel(int MS, int Channel = -1, int Loops = 0)
{
int Result = SDL_mixer.Mix_FadeInChannel(Channel, myPtr, Loops, MS);
if (Result == -1)
{
throw new SDLErrorException(Result);
}
return(Result);
}