geekammo/MicroView-Arduino-Library — pull request #21 by ben-zen (2014-09-24 04:48:59+00:00)
Title: Improved circleFill() drawing

Replaced the previous circle-filling algorithm with a modified midpoint algorithm. Draws in approximately 75% the time of the previous algorithm, and looks more like circles drawn with circle() thanks to being from basically the same algorithm.