Gregory's ServerLate-night debugging of comments (the code works!) and I repeatedly confused myself by forgetting that for old-school 2D graphics algos, Y is usually DOWN, not up.
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Top-level
 Late-night debugging of comments (the code works!) and I repeatedly confused myself by forgetting that for old-school 2D graphics algos, Y is usually DOWN, not up. 1 comment
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Here's the final algorithm(s) written up, including source code!
https://cohost.org/tomforsyth/post/648716-how-to-draw-ugly-lin