How to deal with segmented circles and arcs

[jimhami42]

There’s a thread about this with some more information:

How many points for a smooth curve?

If you’ve ever 3D printed some sort of circular shape, you will notice the faceted look you get if not enough points are used. A larger radius will require more points than a smaller radius, but how do you determine how many are good enough? The answer is pretty straightforward, but the calculations may be beyond some users. In order to facilitate this, I’ve created a simple plugin that will tell you how many segments you need to specify for either a full circle or an arc, given the radius, the …