Gets the maximum face influences in a triangle mesh with the specified index buffer.
HRESULT GetMaxFaceInfluences( LPDIRECT3DINDEXBUFFER9 pIB, DWORD NumFaces, DWORD * maxFaceInfluences );
If the method succeeds, the return value is D3D_OK. If the method fails, the return value can be D3DERR_INVALIDCALL.
Header: Declared in D3dx9mesh.h.