PFNGLUPDATEOBJECTBUFFERATIPROCDart typedef
        PFNGLUPDATEOBJECTBUFFERATIPROCDart =
     void Function(int buffer, int offset, int size, Pointer<NativeType>  pointer, int preserve)
    
    
    
Implementation
typedef PFNGLUPDATEOBJECTBUFFERATIPROCDart =
    void Function(
      int buffer,
      int offset,
      int size,
      Pointer<NativeType> pointer,
      int preserve,
    );