IDirect3DViewport2

type IDirect3DViewport2 = interface(IUnknown)

  function Initialize();

  function GetViewport();

  function SetViewport();

  function TransformVertices();

  function LightElements();

  function SetBackground();

  function GetBackground();

  function SetBackgroundDepth();

  function GetBackgroundDepth();

  function Clear();

  function AddLight();

  function DeleteLight();

  function NextLight();

  function GetViewport2();

  function SetViewport2();

end;

IDirect3DViewport2

IInterface