D3DXDeclaratorFromFVF
Returns a declarator from a flexible vertex format (FVF) code.
HRESULT D3DXDeclaratorFromFVF(
  DWORD FVF,
  DWORD Declaration[MAX_FVF_DECL_SIZE]
);
Parameters
- FVF
- [in] Combination of Flexible Vertex Format Flags that describes the FVF from which to generate the returned declarator array.
- Declaration
- [out] A returned array describing the vertex format of the vertices in the queried mesh. The upper limit of this declarator array is MAX_FVF_DECL_SIZE, limiting the declarator to a maximum of 20 DWORDs. 
Return Values
If the function succeeds, the return value is D3D_OK.
If the function fails, the return value can be one D3DXERR_INVALIDMESH.
Requirements
  Header: Declared in D3dx8mesh.h.
  Import Library: Use D3dx8.lib.
See Also'
D3DXFVFFromDeclarator