IDirect3DVertexShader9::GetFunction Method

Gets a pointer to the shader data.

Syntax

HRESULT GetFunction(      

    void* pData,
    UINT* pSizeOfData
);

Parameters

pData

[in, out] Pointer to a buffer that contains the shader data. The application needs to allocate enough room for this.

pSizeOfData

[in, out] Size of the data, in bytes. To get the buffer size that is needed to retrieve the data, set pData = NULL when calling GetFunction. Then call GetFunction with the returned size, to get the buffer data.

Return Value

If the method succeeds, the return value is D3D_OK.

If the method fails, the return value can be

D3DERR_INVALIDCALL

The method call is invalid. For example, a method's parameter may have an invalid value.