ULONG Release();
Decreases the reference count of the Direct3DRMWinDevice object by 1. This method is part of the IUnknown interface inherited by Direct3DRMWinDevice.
·Returns the new reference count of the object.
The Direct3DRMWinDevice object deallocates itself when its reference count reaches 0. Use the IDirect3DRMWinDevice::AddRef method to increase the reference count of the object by 1.