HRESULT ForwardTransform ( ID3D11UnorderedAccessView* pInputBuffer, ID3D11UnorderedAccessView** ppOutputBuffer )
HRESULT InverseTransform ( ID3D11UnorderedAccessView* pInputBuffer, ID3D11UnorderedAccessView** ppOutputBuffer ) ;
-C-ENUM: D3DX11_FFT_DATA_TYPE
+ENUM: D3DX11_FFT_DATA_TYPE
D3DX11_FFT_DATA_TYPE_REAL
D3DX11_FFT_DATA_TYPE_COMPLEX ;