public AudioStreamPlayer3D AddSoundInstance(Actor actor, Guid id, AudioStream audioClip, MediaStateOptions options)
{
float offset = options.Time.GetValueOrDefault();
if (options.Looping != null && options.Looping.Value && audioClip.GetLength() != 0.0f)
{
offset = offset % audioClip.GetLength();
}
if (offset < audioClip.GetLength())
{
var soundInstance = new AudioStreamPlayer3D();
actor.AddChild(soundInstance);
soundInstance.Stream = audioClip;
soundInstance.Seek(offset);
soundInstance.UnitSize = 1.0f;
soundInstance.EmissionAngleDegrees = 45.0f; //only affects multichannel sounds. Default to 50% spread, 50% stereo.
soundInstance.MaxDistance = 1000000.0f;
ApplyMediaStateOptions(actor, soundInstance, options, id, true);
if (options.paused != null && options.paused.Value == true)
{
//start as paused
soundInstance.Play();
soundInstance.StreamPaused = true;
}
else
{
//start as unpaused
_unpausedSoundInstances.Add(new SoundInstance(id, actor));
soundInstance.Play();
soundInstance.StreamPaused = false;
}
return(soundInstance);
}
return(null);
}
public bool Open()
{
bool success = false;
if (State == DoorState.Closed)
{
State = DoorState.Opening;
Vector3 openPosition = IsVertical ? new Vector3(0, 0, Level.CellSize) : new Vector3(Level.CellSize, 0, 0);
_tween.PlaybackProcessMode = Tween.TweenProcessMode.Physics;
_tween.InterpolateProperty(_mesh, "translation", _mesh.Translation, openPosition, _openCloseDuration, Tween.TransitionType.Linear, Tween.EaseType.InOut);
_tween.ResetAll();
_tween.Start();
_audioPlayer.Stream = _openSound;
_audioPlayer.Seek(0.0f);
_audioPlayer.Play();
success = true;
}
return(success);
}
public void ApplyMediaStateOptions(Actor actor, AudioStreamPlayer3D soundInstance, MediaStateOptions options, Guid id, bool startSound)
{
if (options != null)
{
//pause must happen before other sound state changes
if (options.paused != null && options.paused.Value == true)
{
if (_unpausedSoundInstances.RemoveAll(x => x.id == id) > 0)
{
soundInstance.StreamPaused = true;
}
}
if (options.Volume != null)
{
soundInstance.UnitSize = options.Volume.Value;
}
if (options.Pitch != null)
{
//convert from halftone offset (-12/0/12/24/36) to pitch multiplier (0.5/1/2/4/8).
soundInstance.PitchScale = Mathf.Pow(2.0f, (options.Pitch.Value / 12.0f));
}
if (options.Looping != null)
{
if (soundInstance.Stream is AudioStreamSample audioStreamSample)
{
audioStreamSample.LoopMode = options.Looping.Value ? AudioStreamSample.LoopModeEnum.Forward : AudioStreamSample.LoopModeEnum.Disabled;
int d = 1;
d *= audioStreamSample.Stereo ? 2 : 1;
d *= audioStreamSample.Format == AudioStreamSample.FormatEnum.Format16Bits ? 2 : 1;
audioStreamSample.LoopEnd = audioStreamSample.Data.Length / d;
}
else if (soundInstance.Stream is AudioStreamOGGVorbis audioStreamOGGVorbis)
{
//FIXME
}
}
if (options.Doppler != null)
{
soundInstance.DopplerTracking = Mathf.IsZeroApprox(options.Doppler.Value)
? AudioStreamPlayer3D.DopplerTrackingEnum.Disabled : AudioStreamPlayer3D.DopplerTrackingEnum.PhysicsStep;
}
if (options.Spread != null)
{
//Spread not support in Godot.
//soundInstance.EmissionAngleDegrees = options.Spread.Value * 90.0f;
}
if (options.RolloffStartDistance != null)
{
soundInstance.MaxDistance = options.RolloffStartDistance.Value * 1000000.0f;
}
if (options.Time != null)
{
soundInstance.Seek(options.Time.Value);
}
//unpause must happen after other sound state changes
if (!startSound)
{
if (options.paused != null && options.paused.Value == false)
{
if (!_unpausedSoundInstances.Exists(x => x.id == id))
{
soundInstance.StreamPaused = false;
_unpausedSoundInstances.Add(new SoundInstance(id, actor));
}
}
}
}
}