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  • 1 (2023-11-21 (Tue) 07:14:22)

[[Rasterize]]

- Midpoint circle algorithm
--  https://en.wikipedia.org/wiki/Midpoint_circle_algorithm

- 三角関数を使わずに円を描く
--  https://qiita.com/nak435/items/5f55993f1842f8495dbf
---   https://github.com/adafruit/Adafruit-GFX-Library/blob/master/Adafruit_GFX.cpp