PFNGLGETFRAMEBUFFERPARAMETERFVAMDPROCDart typedef
        PFNGLGETFRAMEBUFFERPARAMETERFVAMDPROCDart =
     void Function(int target, int pname, int numsamples, int pixelindex, int size, Pointer<Float>  values)
    
    
    
Implementation
typedef PFNGLGETFRAMEBUFFERPARAMETERFVAMDPROCDart =
    void Function(
      int target,
      int pname,
      int numsamples,
      int pixelindex,
      int size,
      Pointer<Float> values,
    );