Drawing a circle by drawing circles - tiny ones, they will just look like single pixels - might be confusing to some, including me. I would suggest connecting a

Drawing a circle by drawing circles - tiny ones, they will just look like single pixels - might be confusing to some, including me. I would suggest connecting adjacent points with lines, that is conceptually not really harder than just drawing the points and it will always give you a complete curve even if a step jumps across a couple of pixels.