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Fix Rooftop Run barrels rolling backwards at HFR (#368)

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Hyper 2025-02-11 15:15:43 +00:00 • committed by GitHub
parent a07610fb7a
commit e86922b2b2
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2 changed files with 17 additions and 0 deletions
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11
UnleashedRecomp/patches/fps_patches.cpp
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@ -28,6 +28,17 @@ void HighFrameRateDeltaTimeFixMidAsmHook(PPCRegister& f1)
f1.f64 = threshold; f1.f64 = threshold;
} }
// This hook expects the vector register to store delta time at the first index.
void HighFrameRateDeltaTimeFixVectorMidAsmHook(PPCVRegister& v62)
{
// Having 60 FPS threshold ensures we still retain
// the original game behavior when locked to 30/60 FPS.
constexpr double threshold = 1.0 / 60.0;
if (v62.f32[3] < threshold)
v62.f32[3] = threshold;
}
void CameraDeltaTimeFixMidAsmHook(PPCRegister& dest, PPCRegister& src) void CameraDeltaTimeFixMidAsmHook(PPCRegister& dest, PPCRegister& src)
{ {
dest.f64 = src.f64 / 30.0; dest.f64 = src.f64 / 30.0;

6
UnleashedRecompLib/config/SWA.toml
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@ -973,3 +973,9 @@ registers = ["r30", "f30"]
name = "SparkleLocusMidAsmHook" name = "SparkleLocusMidAsmHook"
address = 0x82E96804 address = 0x82E96804
jump_address_on_true = 0x82E96808 jump_address_on_true = 0x82E96808
# Rooftop Run barrel fix (works at up to ~400 FPS)
[[midasm_hook]]
name = "HighFrameRateDeltaTimeFixVectorMidAsmHook"
address = 0x827673CC
registers = ["v62"]