Whenever I draw a polygon using opengl the edges look bad because straight lines look bad. I want the edges to have nice soft antialiased edges but that's not how opengl draws polygons. Multisampling AA doesn't help as much as I expect it to.
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I have no idea how to do that :/ I tried a few permutations that look reasonably correct to me but they all produce wildly wrong result after rendering, which is my quintessential computer graphics experience
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Try replacing smoothstep with this (untested):https://gist.github.com/pcwalton/3834632f696e02c72cf93adf09b7afa5 …
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Here’s the graph of error you get from smoothstep:https://twitter.com/pcwalton/status/959225099143430144 …
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