The IDirect3DLight::Initialize method is provided for compliance with the COM protocol.
HRESULT Initialize(
LPDIRECT3D lpDirect3D
);
The method returns DDERR_ALREADYINITIALIZED because the Direct3DLight object is initialized when it is created.
Windows NT: Use version 4.0 or later.
Windows: Use Windows 95 or later. Available as a redistributable for Windows 95.
Windows CE: Unsupported.
Header: Declared in ddraw.h.
Import Library: Use ddraw.lib.