Drawing circles with polygons

This entry includes maths formulæ which may be rendered incorrectly by your feed reader. You may prefer reading it on the web . Fig. 1 First: Star Castle video game draws circles as regular polygons. Second: Dishonored draws a round finial with straight edges (screenshot thanks to Raphael Colantonio ). (Click to open the image). Some systems do not provide a circle primitive; in those cases,…