Arisotura

Rewriting the geometry engine pipeline

12 March 2024

The DS’s geometry engine pipelines polygon submission across multiple frames in a way our old model didn’t account for. This post walks through the timing behaviour we reverse-engineered and how the rewrite changes accuracy for a handful of commercial titles that relied on the quirk.

2 comments

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  • RSDuck12 March 2024

    This explains a bug I've been chasing for weeks, nice writeup.

  • lifehackerhansol13 March 2024

    Does this affect save states from older builds?