The argument N tells debug_bezier the degree of the Bézier curve. For a live example of cubic Béziers see the Desmos Graphing Calculator. Higher order Béziers such as quartic (degree 4) and quintic ...

Once again, when it comes to animating the trajectory of objects, bezier ... curve is described by a parametric equation. This might sound scary, but it simply means we use one variable (usually ...