/// <summary>
/// Calculates DSP settings for the specified listener and emitter. See remarks.
/// </summary>
/// <param name="listener">The <see cref="Listener"/>.</param>
/// <param name="emitter">The <see cref="Emitter"/>.</param>
/// <param name="flags">The <see cref="CalculateFlags"/>.</param>
/// <param name="settings">The <see cref="DspSettings"/>.</param>
/// <remarks>The source and destination channel count must be set on <see cref="DspSettings" /> before calling this method.</remarks>
public void Calculate(Listener listener, Emitter emitter, CalculateFlags flags, DspSettings settings)
{
if (settings == null)
{
throw new ArgumentNullException(nameof(settings));
}
DspSettings.__Native settingsNative;
settingsNative.SrcChannelCount = settings.SourceChannelCount;
settingsNative.DstChannelCount = settings.DestinationChannelCount;
unsafe
{
fixed(void *pMatrix = settings.MatrixCoefficients)
{
fixed(void *pDelays = settings.DelayTimes)
{
settingsNative.MatrixCoefficientsPointer = (IntPtr)pMatrix;
settingsNative.DelayTimesPointer = (IntPtr)pDelays;
XAudio2Native.X3DAudioCalculate(ref _handle, listener, emitter, flags, new IntPtr(&settingsNative));
}
}
}
settings.__MarshalFrom(ref settingsNative);
}
internal IXAudio2(ProcessorSpecifier processorSpecifier, bool registerCallback)
: base(XAudio2Native.XAudio2Create(0, processorSpecifier))
{
// Register engine callback
if (registerCallback)
{
_engineCallback = new EngineCallbackImpl(this);
RegisterForCallbacks(_engineCallback);
}
}
/// <summary>
/// Create new instance of <see cref="IXAudio2"/> class.
/// </summary>
/// <param name="processorSpecifier"></param>
/// <param name="registerCallback">Whether to register for callback, uses native RegisterForCallbacks.</param>
public IXAudio2(
ProcessorSpecifier processorSpecifier = ProcessorSpecifier.UseDefaultProcessor,
bool registerCallback = true)
: base(IntPtr.Zero)
{
NativePointer = XAudio2Native.XAudio2Create(0, processorSpecifier);
// Register engine callback
if (registerCallback)
{
_engineCallback = new EngineCallbackImpl(this);
RegisterForCallbacks(_engineCallback);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="X3DAudio"/> class.
/// </summary>
/// <param name="speakers">The speakers config.</param>
/// <param name="speedOfSound">The speed of sound.</param>
public X3DAudio(Speakers speakers, float speedOfSound)
{
XAudio2Native.X3DAudioInitialize(speakers, speedOfSound, out _handle).CheckError();
}