/// <summary>
/// Get a the underlying buffer as any compatible COM interface (similar to QueryInterface)
/// </summary>
/// <param name="iid">Specifies the interface ID of the interface pointer to query the buffer for.</param>
/// <param name="buffer">Returns the COM interface pointer retrieved.</param>
/// <returns>
/// Returns a Result indicating success or failure. In the case of failure, use
/// Wrap.GetLastError to get more information.
/// </returns>
public OVRTypes.Result GetBufferDX(Guid iid, out IntPtr buffer)
{
buffer = IntPtr.Zero;
return(OVR.GetMirrorTextureBufferDX(Session, MirrorTexturePtr, iid, ref buffer));
}