internal SoundInstance(Sound staticSound, AudioListener listener, bool forceLoadInMemory, bool useHrtf = false, float directionalFactor = 0.0f, HrtfEnvironment environment = HrtfEnvironment.Small)
{
Listener = listener;
engine = staticSound.AudioEngine;
sound = staticSound;
spatialized = staticSound.Spatialized;
var streamed = staticSound.StreamFromDisk && !forceLoadInMemory;
if (engine.State == AudioEngineState.Invalidated)
{
return;
}
Source = AudioLayer.SourceCreate(listener.Listener, staticSound.SampleRate, streamed ? CompressedSoundSource.NumberOfBuffers : 1, staticSound.Channels == 1, spatialized, streamed, useHrtf, directionalFactor, environment);
if (Source.Ptr == IntPtr.Zero)
{
throw new Exception("Failed to create an AudioLayer Source");
}
if (streamed)
{
soundSource = new CompressedSoundSource(this, staticSound.FileProvider, staticSound.CompressedDataUrl, staticSound.NumberOfPackets, staticSound.Samples, staticSound.SampleRate, staticSound.Channels, staticSound.MaxPacketLength);
}
else
{
if (staticSound.PreloadedBuffer.Ptr == IntPtr.Zero)
{
staticSound.LoadSoundInMemory(); //this should be already loaded by the serializer, but in the case of forceLoadInMemory might not be the case yet.
}
AudioLayer.SourceSetBuffer(Source, staticSound.PreloadedBuffer);
}
ResetStateToDefault();
}
/// <summary>
/// Initializes a new instance of the <see cref="SoundInstance"/> class using a dynamic sound source.
/// </summary>
/// <param name="engine">The audio engine that will be used to play this instance</param>
/// <param name="listener">The listener of this instance</param>
/// <param name="dynamicSoundSource">The source from where the PCM data will be fetched</param>
/// <param name="sampleRate">The sample rate of this audio stream</param>
/// <param name="mono">Set to true if the souce is mono, false if stereo</param>
/// <param name="spatialized">If the SoundInstance will be used for spatialized audio set to true, if not false, if true mono must also be true</param>
/// <param name="useHrtf">If the engine should use Hrtf for spatialization</param>
/// <param name="directionalFactor"></param>
/// <param name="environment"></param>
public SoundInstance(AudioEngine engine, AudioListener listener, DynamicSoundSource dynamicSoundSource, int sampleRate, bool mono, bool spatialized = false, bool useHrtf = false, float directionalFactor = 0.0f, HrtfEnvironment environment = HrtfEnvironment.Small)
{
Listener = listener;
this.engine = engine;
this.spatialized = spatialized;
soundSource = dynamicSoundSource;
if (engine.State == AudioEngineState.Invalidated)
{
return;
}
Source = AudioLayer.SourceCreate(listener.Listener, sampleRate, dynamicSoundSource.MaxNumberOfBuffers, mono, spatialized, true, useHrtf, directionalFactor, environment);
if (Source.Ptr == IntPtr.Zero)
{
throw new Exception("Failed to create an AudioLayer Source");
}
ResetStateToDefault();
}
internal void Apply3D(AudioLayer.Source source)
{
AudioLayer.SourcePush3D(source, ref Position, ref forward, ref up, ref Velocity, ref WorldTransform);
}