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4 votes

Does premultiplied alpha give order independent transparency?

Alan, Jim Blinn's compositing article also explains why premultiplied is the correct way to do any filtering of transparent images.
Simon F's user avatar
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7 votes

Blur with alpha transparency

Two suggestions: If your data is from an image you are displaying on a standard monitor, the chances are it is (or you are implicitly assuming that it's) in sRGB format. This means that the colour c …
Simon F's user avatar
  • 4,336
1 vote

Only show opaque objects behind transparent objects

Disclaimer: I haven't actually tested this but it seems feasible. I agree with trichoplax that what you want could possibly be expressed more clearly but, assuming I've understood correctly, would th …
Simon F's user avatar
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3 votes

How does the Painter's Algorithm handle transparency?

I would like to add that Painters' algorithm can be run from front to back with transparency provided your blending operations are associative. …
Simon F's user avatar
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