// ofxHSpline - André Sier 2005, 2010 // hermite spline interpolation in openframeworks //———————————————————————————————————————————————————————————————— //hspline - andré sier 2005 // //using hermite splines (less elaborate than b-splines) on a bunch //of equally spaced ctrl input points (the stride parameter of the //equation) // //smooth out path making