PFNGLPATHGLYPHRANGENVPROCDart typedef
        PFNGLPATHGLYPHRANGENVPROCDart =
     void Function(int firstPathName, int fontTarget, Pointer<NativeType>  fontName, int fontStyle, int firstGlyph, int numGlyphs, int handleMissingGlyphs, int pathParameterTemplate, double emScale)
    
    
    
Implementation
typedef PFNGLPATHGLYPHRANGENVPROCDart =
    void Function(
      int firstPathName,
      int fontTarget,
      Pointer<NativeType> fontName,
      int fontStyle,
      int firstGlyph,
      int numGlyphs,
      int handleMissingGlyphs,
      int pathParameterTemplate,
      double emScale,
    );