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Fix "Disable Boost Filter" code not affecting certain parts of the game. #1468

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Merged
merged 2 commits into from
Mar 24, 2025
Merged

Fix "Disable Boost Filter" code not affecting certain parts of the game. #1468

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78f791e
hook different part of the code to affect Eggmanland too
DeaTh-G Mar 24, 2025
d7342fd
Update UnleashedRecomp/patches/misc_patches.cpp
DeaTh-G Mar 24, 2025
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16 changes: 11 additions & 5 deletions UnleashedRecomp/patches/misc_patches.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -157,12 +157,18 @@ PPC_FUNC(sub_824C1E60)
__imp__sub_824C1E60(ctx, base);
}

// Remove boost filter
void DisableBoostFilterMidAsmHook(PPCRegister& r11)
// This function is called in various places but primarily for the boost filter
// when the second argument (r4) is set to "boost". Whilst boosting the third argument (f1)
// will go up to 1.0f and then down to 0.0f as the player lets off of the boost button.
// To avoid the boost filter from kicking in at all if the function is called with "boost"
// we set the third argument to zero no matter what (if the code is on).
PPC_FUNC_IMPL(__imp__sub_82B4DB48);
PPC_FUNC(sub_82B4DB48)
{
if (Config::DisableBoostFilter)
if (Config::DisableBoostFilter && strcmp((const char*)(base + ctx.r4.u32), "boost") == 0)
{
if (r11.u32 == 1)
r11.u32 = 0;
ctx.f1.f64 = 0.0;
}

__imp__sub_82B4DB48(ctx, base);
}
5 changes: 0 additions & 5 deletions UnleashedRecompLib/config/SWA.toml
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Expand Up @@ -1101,11 +1101,6 @@ name = "ObjGrindDashPanelAllocMidAsmHook"
address = 0x82614948
registers = ["r3"]

[[midasm_hook]]
name = "DisableBoostFilterMidAsmHook"
address = 0x82B48C9C
registers = ["r11"]

[[midasm_hook]]
name = "UseAlternateTitleMidAsmHook"
address = 0x82580F44
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