Cross Reference: /inkscape/src/2geom/bezier-curve.h

Lines Matching defs:derivative

118         if(deg == 1 && order() > 1) return OptRect(bounds_local(Geom::derivative(inner[X]), i),
119                                                    bounds_local(Geom::derivative(inner[Y]), i));
151     virtual Curve *derivative() const {
152         return new BezierCurve(Geom::derivative(inner[X]), Geom::derivative(inner[Y]));
273     virtual Curve *derivative() const;
310 Curve *BezierCurveN<degree>::derivative() const {
311     return new BezierCurveN<degree-1>(Geom::derivative(inner[X]), Geom::derivative(inner[Y]));
319 template <> Curve *BezierCurveN<1>::derivative() const;