circles

Project Treewars: Going in Circles

It’s been quite a while since I actually worked on TreeWars. Various things have distracted me, including some other programming projects. But I actually made some progress way back in July, before I shelved the project temporarily. So, let’s talk about circles.OpenGL gives us a few different ways to draw things, which I’ve talked about before. When we were using the fixed-pipeline functions (glBegin(), glEnd(), etc), I could draw a circle the same way I drew it in SDL: draw a bunch of same-sized rectangles, shifting the coordinates around a central point so that they overlap.
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