IDirect3DExecuteBuffer::Optimize

The IDirect3DExecuteBuffer::Optimize method is not currently supported.

HRESULT Optimize();

QuickInfo

  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.