Same as previous commit, but for 'segment tangent' instead of 'bline tangent'. Selec...
[synfig.git] / synfig-core / trunk / src / synfig / valuenode_segcalctangent.cpp
index ab3f454..8d57261 100644 (file)
@@ -82,7 +82,7 @@ ValueNode_SegCalcTangent::operator()(Time t)const
        Segment segment((*segment_)(t).get(Segment()));
 
        etl::hermite<Vector> curve(segment.p1,segment.p2,segment.t1,segment.t2);
-       etl::derivative< etl::hermite<Vector> > deriv(curve);
+       etl::derivative< etl::hermite<Vector> > deriv(curve, 0.0001);
 
        return deriv((*amount_)(t).get(Real()))*(0.5);
 }