3 ms·

I was looking for the same thing. There is a replay mechanism, so it seems to be deterministic. But with floating point physics, not across platforms. Though -f

by tikotus 3mo ago

I was looking for the same thing. There is a replay mechanism, so it seems to be deterministic. But with floating point physics, not across platforms. Though -ffast-math is unsupported according to the documentation, so maybe it is intended to be deterministic across platforms? https://box2d.org/documentation3d/recording.html https://box2d.org/documentation3d/recording.html EDIT: Clarified meaning about ffast-math

tikotus 3mo ago
Ah, found more: https://box2d.org/documentation3d/md_simulation.html#autotoc_md152 https://box2d.org/documentation3d/md_simulation.html#autotoc... "Box3D is designed to be deterministic across thread counts and platforms." This is absolutely fantastic!