/// <param name="synchronise">Start music immediately, don't wait for fade</param>
public static void SetGameMusic(SafeSoundEffect music, bool loop = true, bool synchronise = false)
{
lock (lockObject)
{
SetMusic(music, 1, loop, synchronise);
}
}
private static void SetMusic(SafeSoundEffect safeMusic, int priority, bool loop, bool synchronise)
{
if (!AudioDevice.Available)
{
return;
}
SoundEffect music = safeMusic != null ? safeMusic.soundEffect : null;
if (activeMusic[priority].music == music)
{
return; // Already playing this song
}
// Get rid of music currently set at this level (possibly with a fade-out, if it is still playing)
if (activeMusic[priority].music != null)
{
if (activeMusic[priority].instance != null)
{
if (activeMusic[priority].fade == 0)
{
activeMusic[priority].instance.Dispose();
}
else
{
fadingOutMusic.Add(new FadingOutMusic {
fade = activeMusic[priority].fade, instance = activeMusic[priority].instance
});
}
}
activeMusic[priority] = default(ActiveMusic);
}
if (music == null)
{
return; // Nothing to play
}
activeMusic[priority].music = music;
activeMusic[priority].loop = loop;
activeMusic[priority].synchronise = synchronise;
if (synchronise && priority >= BestPriority)
{
DoFastFade(); // Make the most of the synced music opening
}
if (synchronise)
{
StartPlaying(priority, priority >= BestPriority ? 1f : 0f); // <- synced music starts immediately (even if it is at zero volume)
}
else if (CanStartSong(priority, sufficientFadeOutToStart))
{
StartPlaying(priority);
}
}
private static void InternalInitializeMissingSounds()
{
#if false // TODO: Add the missing sound sounds back in (need to decode through vorbisfile)
{
string nelsonPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Nelson.ogg");
if (!File.Exists(nelsonPath))
{
Debug.WriteLine("Couldn't find Nelson!");
}
else
{
var sound = new SafeSoundEffect(OggVorbis.OggVorbisDecoder.TryDecode(nelsonPath));
if (sound.soundEffect == null)
{
Debug.WriteLine("Couldn't load Nelson!");
}
else
{
lock (lockObject)
missingSoundEffect = sound;
}
}
}
{
string howardPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Howard.ogg");
if (!File.Exists(howardPath))
{
Debug.WriteLine("Couldn't find Howard!");
}
else
{
var sound = new SafeSoundEffect(OggVorbis.OggVorbisDecoder.TryDecode(howardPath));
if (sound.soundEffect == null)
{
Debug.WriteLine("Couldn't load Howard!");
}
else
{
lock (lockObject)
missingMusic = sound;
}
}
}
#endif
}
private static void AddAndStartPlaying(SafeSoundEffect sound, FadePitchPan fpp, bool loop = false, int queue = -1)
{
Debug.Assert(playingSoundCount <= playingSounds.Length);
if (playingSoundCount == playingSounds.Length)
{
Array.Resize(ref playingSounds, playingSounds.Length * 2);
}
Debug.Assert(playingSounds[playingSoundCount].sound == null); // <- got cleared properly
Debug.Assert(playingSounds[playingSoundCount].instance == null); // <- got cleared properly
Debug.Assert(playingSounds[playingSoundCount].frameCount == 0); // <- got cleared properly
// If we are about to play multiple identical sounds at about the same time, stop them from overlapping:
float quashFade = 1f;
for (int i = playingSoundCount - 1; i >= 0; i--)
{
if (playingSounds[i].frameCount >= 3)
{
break; // <- Reaching sounds that are too old
}
if (ReferenceEquals(playingSounds[i].sound, sound))
{
quashFade -= (1f - ((float)playingSounds[i].frameCount / 3f));
}
}
// TODO: The following is ugly, because it kills sequential sounds (but odds are they would be killed anyway - and because we just use `fpp.fade`, below, they'd get killed anyway)
// If a sound would be quashed completely, just don't play it -- this is required because otherwise the quashed sounds would be taking up simulated channels
if (quashFade < 0.1f)
{
while (queue != -1) // Don't leak the queue, if any
{
queue = FreeQueuedSound(queue);
}
return;
}
// TODO: This is ugly because sequential sounds will inherit this fade level
fpp.fade *= MathHelper.Clamp(quashFade, 0f, 1f);
if (loop)
{
playingSounds[playingSoundCount].instance = sound.CreateInstance();
}
else
{
playingSounds[playingSoundCount].instance = sound.SoundEffectManager_GetInstance();
}
if (playingSounds[playingSoundCount].instance == null)
{
while (queue != -1) // Don't leak the queue, if any
{
queue = FreeQueuedSound(queue);
}
return; // Failed to create sound instance... oh well.
}
Debug.Assert(playingSounds[playingSoundCount].instance.IsLooped == false); // <- instance was properly cleared
if (loop) // <- Cannot set on used instances (even to the same value)
{
playingSounds[playingSoundCount].instance.IsLooped = true;
}
playingSounds[playingSoundCount].sound = sound;
playingSounds[playingSoundCount].fpp = fpp;
playingSounds[playingSoundCount].queue = queue;
playingSounds[playingSoundCount].linkToNext = true; // <- all sounds on a given frame get linked!
playingSounds[playingSoundCount].fade = 1f; // <- NOTE: assumed by channel ducking code
playingSounds[playingSoundCount].frameCount = 0;
fpp.ApplyTo(playingSounds[playingSoundCount].instance, SafeSoundEffect.SoundEffectVolume);
playingSounds[playingSoundCount].instance.Play();
playingSoundCount++;
}
[CustomSerializer] public static void Deserialize(DeserializeContext context, BinaryReader br, SafeSoundEffect value)
{
throw new InvalidOperationException();
}
// "Ignore" serializer, as per SerializeIgnoreXNA -- we want to be able to store a ref for the definition table, but we can't deserialize a sound effect
[CustomSerializer] public static void Serialize(SerializeContext context, BinaryWriter bw, SafeSoundEffect value)
{
context.VisitObject(value); context.LeaveObject();
}