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DBZ BT4 2.5.4 — steadier 60 fps on Windows

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@recomp-code recomp-code released this 25 Oct 19:32
· 32 commits to main since this release

What's new

Steadier frame pacing on Windows. The game's 60 Hz tick (the PS2's vertical blank, which drives every frame) woke up to 3 ms late on Windows (0.8 ms on average), so frames arrived unevenly even at 60 fps. It now waits with Windows' high-resolution timer and a short final spin: 0.03 ms late on average and 0.4 ms at most, and the slowest frame went from 18 to 17 ms. CPU use is unchanged. The Mac already had the equivalent fix.

Online: nothing in the game state changed (tested against 2.5.3: 0 desyncs); plays with 2.4 / 2.5 players and the Mac app.

macOS: DBZ_BT4_Mac.zip is the Mac app 3.4.3 (unchanged).

You need your own ISO (SLUS-219.78, Beta 14 Rev2); nothing from the disc is included.

Build notes: patches/bt3recomp-bt4mod-vblank.patch (docs/BUILDING.md).

File SHA-256
DBZ_BT4_Windows_Recomp.zip db8579a212f91a6857cbde00ca79bea224d5326c3f48b8d05fc10b5cf63d9d9b
DBZ_BT4_Mac.zip 4275204b612dec9a8b7f1c93c06b3e0a92113714e5c099d34a829e810fa49ab7