private void ShutdownDirectSound()
{
// Release the listener interface.
_Listener?.Dispose();
_Listener = null;
// Release the 3D Secondary Sound Buffer.
_3DSecondarySoundBuffer?.Dispose();
_3DSecondarySoundBuffer = null;
// Release the primary sound buffer pointer.
_PrimaryBuffer?.Dispose();
_PrimaryBuffer = null;
// Release the direct sound interface pointer.
_DirectSound?.Dispose();
_DirectSound = null;
}
public static void setOrientation(SoundListener3D l,
double x1, double y1, double z1, double x2, double y2, double z2)
{
Vector3 front = new Vector3((float)x1, (float)y1, (float)z1);
Vector3 top = new Vector3((float)x2, (float)y2, (float)z2);
if (l == null)
{
DSBListener.FrontOrientation = front;
DSBListener.TopOrientation = top;
}
else
{
l.FrontOrientation = front;
l.TopOrientation = top;
}
}
public static void setListener(double X1, double Y1, double Z1,
double X2, double Y2, double Z2)
{
//if this is the first time calling this method,
//instantiate the listener,
//else just reset its position
if (DSBListener == null)
{
SoundBufferDescription BufferDesc = new SoundBufferDescription();
BufferDesc.Flags = SharpDX.DirectSound.BufferFlags.PrimaryBuffer
| SharpDX.DirectSound.BufferFlags.Control3D;
primaryBuffer = new PrimarySoundBuffer(objDS, BufferDesc);
//Finally, instantiate the listener using the PrimaryBuffer object
DSBListener = new SoundListener3D(primaryBuffer);
DSBListener.RolloffFactor = 1.0f; //Apply rolloff
//according to realism.
DSBListener.DistanceFactor = 0.3048f;
}
//To set orientation, a listener3DOrientation object must be passed which contains values for front.x,y,z, Etc.
DSBListener.Position = Get3DVector(0.0, 0.0, 0.0);
setOrientation(DSBListener,
X1, Y1, Z1, X2, Y2, Z2);
}
// Private Methods.
private bool InitializeDirectSound(IntPtr windowHandler)
{
try
{
// Initialize the direct sound interface pointer for the default sound device.
_DirectSound = new DirectSound();
try
{
_DirectSound.SetCooperativeLevel(windowHandler, CooperativeLevel.Priority);
}
catch
{
return(false);
}
// Setup the primary buffer description.
SoundBufferDescription primaryBufferDesc = new SoundBufferDescription()
{
Flags = BufferFlags.PrimaryBuffer | BufferFlags.ControlVolume | BufferFlags.Control3D,
AlgorithmFor3D = Guid.Empty
};
// Get control of the primary sound buffer on the default sound device.
_PrimaryBuffer = new PrimarySoundBuffer(_DirectSound, primaryBufferDesc);
_Listener = new SoundListener3D(_PrimaryBuffer);
_Listener.Deferred = false;
_Listener.Position = new Vector3(0.0f, 0.0f, 0.0f);
}
catch (Exception)
{
return(false);
}
return(true);
}
