hrydgard · HackerTrans

2 hours agodiscuss

Maybe a cache coherency issue, where data written by the CPU is not visible to the GPU, without some kind of explicit cache line invalidation, maybe on both sides? Caveat, I don't know much about the memory system on the XBox but this is a typical issue with homebrew code on consoles.

hrydgard

16 days agodiscuss

Or you just go ahead and forget that big endian ever existed. It's not coming back.

hrydgard

7 months agodiscuss

Well, it is what is done on several tiler architectures, and it generally works just fine. Normally your computations of the position aren't really intertwined with the computation of the other outputs, so dead code elimination does a good job.

hrydgard

10 months agodiscuss

BC1-3 are like that, but BC7 is far, far more complex. The search space is huge.

hrydgard

5 years agodiscuss

Nothing wrong with just following a bunch of recipes. If you do it enough you'll start to internalize common things and techniques, also play around with modifying them and substituting similar ingredients.

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