static Stencil round_filled_polygon (Array<Offset> points, Real blotdiameter);
static Stencil frame (Box b, Real thick, Real blot);
static Stencil slur (Bezier controls, Real cthick, Real thick);
static Stencil round_filled_polygon (Array<Offset> points, Real blotdiameter);
static Stencil frame (Box b, Real thick, Real blot);
static Stencil slur (Bezier controls, Real cthick, Real thick);