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Figure 1.1: Parameters of a "circle" roundover Figure 1.2 ... and "corners" makes a curve that is tangent to all segment midpoints but deviates from the corners. Default: "edges" Example 2: Closing ...

This algorithm has quadratic run time so it can be slow with large profiles. The "tangent" method generally produces good results when connecting a discrete polygon to a convex, finely sampled curve.