Blog Posts

• 2025-01-10 From ASCII to ASIC: Porting donut.c to a tiny slice of silicon
• 2021-01-22 Fast indoor 2D localization using ceiling lights
• 2021-01-13 donut.c without a math library
• 2018-11-13 Fast line-following robots
• 2017-02-01 3D Rendering on an Arduboy
• 2015-11-09 Playing Fasttracker 2 .XM files in Javascript
• 2011-07-20 Donut math: how donut.c works
• 2011-06-26 Yahoo! Logo ASCII Animation in 462 bytes of C
• 2010-03-04 Google AI Challenge post-mortem
• 2007-08-24 Another short C program.
• 2006-09-20 Embellishing the donut: an old-school CG cliche
• 2006-09-15 Have a donut.

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Other stuff

• donut.c with only shifts and adds - a minimal hardware proof of concept donut renderer
• Web Audio .XM player - FastTracker 2 module player.
• Tron w/ AI - This is a very simplified version of the AI from the Google AI Tron challenge which you can play against. There is an easter egg.

_=0;k;main(){while(_<641){for(k=0;"##K#8(38D-##C]L5870.X7\\M_b;90\\"
"MC-M/NZGB6Q,I0VGB6a0FbN<VG.6Q\\bNb7^@`X=N@`XQaOVX:^]NX=:Z8PY]B`:>P"
"NY8^$#SM):XA"[_/6]-35>>_++%6&1;k++);putchar(k[" _/\\\n,`)('<-"]);}}