The title of the Valve SIGGRAPH 2007 paper on signed distance fields (SDF) is important to pay attention to: "Improved Alpha-Tested Magnification of Vector Textures"...
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Yeah I mistyped: millions of thick curves, not text. zoomable, but not necessarily that smoothed. More imp to have millions of curves, and ideally on-the-fly. We currently use cpu to approximate a bezier as a few line segments (= fake geom shader), then pan/zoom in gl.
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Look at Pathfinder 3 :) I think it’s about optimal for this use case. I’ll be blogging about it soon.
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