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SA: Fix nitrous recharging faster when reversing the car

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By Wesser
This commit is contained in:
Silent 2024-10-23 23:59:45 +02:00
parent 1c4a08ea92
commit 3218612792
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GPG Key ID: AE53149BB0C45AF1
1 changed files with 67 additions and 0 deletions
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67
SilentPatchSA/SilentPatchSA.cpp
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@ -3142,6 +3142,50 @@ namespace TextRectPaddingScalingFixes
}
// ============= Fix nitrous recharging faster when reversing the car =============
// By Wesser
namespace NitrousReverseRechargeFix
{
void __declspec(naked) NitrousControl_DontRechargeWhenReversing()
{
// x = 1.0f; \ if m_fGasPedal >= 0.0f x -= m_fGasPedal;
_asm
{
fld [esi+49Ch]
fldz
fcomp st(1)
fnstsw ax
test ah, 41h
jnz BiggerOrEqual
fstp st
retn
BiggerOrEqual:
fsubp st(1), st
retn
}
}
void __declspec(naked) NitrousControl_DontRechargeWhenReversing_NewBinaries()
{
_asm
{
fld [esi+49Ch]
fldz
fcomp st(1)
fnstsw ax
test ah, 41h
jnz BiggerOrEqual
fstp st
fldz
BiggerOrEqual:
retn
}
}
}
// ============= LS-RP Mode stuff =============
namespace LSRPMode
{
@ -6235,6 +6279,16 @@ void Patch_SA_10(HINSTANCE hInstance)
}
// Fix nitrous recharging faster when reversing the car
// By Wesser
{
using namespace NitrousReverseRechargeFix;
Nop(0x6A407B, 1);
InjectHook(0x6A407B + 1, &NitrousControl_DontRechargeWhenReversing, HookType::Call);
}
#if FULL_PRECISION_D3D
// Test - full precision D3D device
Patch<uint8_t>( 0x7F672B+1, *(uint8_t*)(0x7F672B+1) | D3DCREATE_FPU_PRESERVE );
@ -8443,6 +8497,19 @@ void Patch_SA_NewBinaries_Common(HINSTANCE hInstance)
InterceptCall(processCurrentString, orgProcessCurrentString, ProcessCurrentString_Scale_NewBinaries<paddingYSizes.size()>);
}
TXN_CATCH();
// Fix nitrous recharging faster when reversing the car
// By Wesser
try
{
using namespace NitrousReverseRechargeFix;
auto getGasPedal = pattern("D9 86 9C 04 00 00 D9 E8 D9 C0").get_one();
Nop(getGasPedal.get<void>(), 1);
InjectHook(getGasPedal.get<void>(1), &NitrousControl_DontRechargeWhenReversing_NewBinaries, HookType::Call);
}
TXN_CATCH();
}