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Henrik RydgårdandClaude Opus 5.5
9dd9076f38
With vertices far apart in the 4096 pixel screen space the cross product overflowed 32 bits, flipping its sign, so both windings of a large triangle were dropped (gpu/probe exp132: the PSP draws it). Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
To get to 100% compatibility, we will need a software renderer as there are games out there that do tricks that can't really be faked in a sensible way. Useful for homebrew too that mix sw and accel rendering.