PFNGLMULTICASTCOPYIMAGESUBDATANVPROCDart typedef
        PFNGLMULTICASTCOPYIMAGESUBDATANVPROCDart =
     void Function(int srcGpu, int dstGpuMask, int srcName, int srcTarget, int srcLevel, int srcX, int srcY, int srcZ, int dstName, int dstTarget, int dstLevel, int dstX, int dstY, int dstZ, int srcWidth, int srcHeight, int srcDepth)
    
    
    
Implementation
typedef PFNGLMULTICASTCOPYIMAGESUBDATANVPROCDart =
    void Function(
      int srcGpu,
      int dstGpuMask,
      int srcName,
      int srcTarget,
      int srcLevel,
      int srcX,
      int srcY,
      int srcZ,
      int dstName,
      int dstTarget,
      int dstLevel,
      int dstX,
      int dstY,
      int dstZ,
      int srcWidth,
      int srcHeight,
      int srcDepth,
    );