PFNGLPATHTEXGENNVPROC typedef
        PFNGLPATHTEXGENNVPROC =
     Void Function(Uint32 texCoordSet, Uint32 genMode, Int32 components, Pointer<Float>  coeffs)
    
    
    
Implementation
typedef PFNGLPATHTEXGENNVPROC =
    Void Function(
      Uint32 texCoordSet,
      Uint32 genMode,
      Int32 components,
      Pointer<Float> coeffs,
    );