private void LoadX3DAudio()
{
_hModule = Win32.NativeMethods.LoadLibrary("X3DAudio1_7.dll");
if (_hModule == IntPtr.Zero)
{
_hModule = Win32.NativeMethods.LoadLibrary("X3DAudio2_8.dll");
}
if (_hModule == IntPtr.Zero)
{
_hModule = Win32.NativeMethods.LoadLibrary("XAudio2_8.dll");
}
if (_hModule == IntPtr.Zero)
{
_hModule = Win32.NativeMethods.LoadLibrary("XAudio2_9.dll");
}
if (_hModule == IntPtr.Zero)
{
throw new NotSupportedException("No supported X3DAudio version could be found.");
}
_initializeDelegate = GetUnmanagedProc <X3DAudioInitializeDelegate>(_hModule, "X3DAudioInitialize");
_calculateDelegate = GetUnmanagedProc <X3DAudioCalculateDelegate>(_hModule, "X3DAudioCalculate");
if (_initializeDelegate == null || _calculateDelegate == null)
{
_initializeDelegate = null;
_calculateDelegate = null;
Win32.NativeMethods.FreeLibrary(_hModule);
throw new Exception("Could not load X3DAudio functions.");
}
}
/// <summary>
/// Disposes the <see cref="X3DAudioCore" /> instance.
/// </summary>
public void Dispose()
{
_calculateDelegate = null;
_initializeDelegate = null;
if (_hModule != IntPtr.Zero)
{
Win32.NativeMethods.FreeLibrary(_hModule);
_hModule = IntPtr.Zero;
}
}