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PickNextNodeToChaseCarXYZ for III

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Silent 2017-09-13 22:40:30 +02:00
parent de35275f8d
commit aa08703dd7
1 changed files with 44 additions and 0 deletions
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44
SilentPatchIII/SilentPatchIII.cpp
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@ -323,6 +323,16 @@ void CarCtrlReInit_SilentPatch()
LastTimeAmbulanceCreated = 0;
}
static void (*orgPickNextNodeToChaseCar)(void*, float, float, void*);
static float PickNextNodeToChaseCarZ = 0.0f;
static void PickNextNodeToChaseCarXYZ( void* vehicle, const CVector& vec, void* chaseTarget )
{
PickNextNodeToChaseCarZ = vec.z;
orgPickNextNodeToChaseCar( vehicle, vec.x, vec.y, chaseTarget );
PickNextNodeToChaseCarZ = 0.0f;
}
static char aNoDesktopMode[64];
unsigned int __cdecl AutoPilotTimerCalculation_III(unsigned int nTimer, int nScaleFactor, float fScaleCoef)
@ -833,6 +843,40 @@ void Patch_III_Common()
Patch<const void*>( addr.get(2).get<void>( 2 ), &METERS_TO_FEET );
Patch<const void*>( addr.get(3).get<void>( 2 ), &METERS_TO_FEET );
}
// Improved pathfinding in PickNextNodeAccordingStrategy - PickNextNodeToChaseCar with XYZ coords
{
auto addr = pattern( "E8 ? ? ? ? 50 8D 44 24 10 50 E8" ).get_one();
ReadCall( addr.get<void>( 0x25 ), orgPickNextNodeToChaseCar );
const uintptr_t funcAddr = (uintptr_t)get_pattern( "8B AC 24 94 00 00 00 8B 85 2C 01 00 00", -0x7 );
// push PickNextNodeToChaseCarZ instead of 0.0f
Patch( funcAddr + 0x14F, { 0xFF, 0x35 } );
Patch<const void*>( funcAddr + 0x14F + 2, &PickNextNodeToChaseCarZ );
Nop( funcAddr + 0x14F + 6, 2 );
Nop( funcAddr + 0x15F, 4 );
// lea eax, [esp+1Ch+var_C]
// push eax
// nop...
Patch( addr.get<void>( 0x10 ), { 0x83, 0xC4, 0x04, 0x8D, 0x44, 0x24, 0x10, 0x50, 0xEB, 0x0A } );
InjectHook( addr.get<void>( 0x25 ), PickNextNodeToChaseCarXYZ );
Patch<uint8_t>( addr.get<void>( 0x2A + 2 ), 0xC );
// push ecx
// nop...
Patch<uint8_t>( addr.get<void>( 0x3E ), 0x59 );
Nop( addr.get<void>( 0x3E + 1 ), 6 );
InjectHook( addr.get<void>( 0x46 ), PickNextNodeToChaseCarXYZ );
Patch<uint8_t>( addr.get<void>( 0x4B + 2 ), 0xC );
// For NICK007J
// Uncomment this to get rid of "treadable hack" in CCarCtrl::PickNextNodeToChaseCar (to mirror VC behaviour)
//InjectHook( funcAddr + 0x2A, funcAddr + 0x182, PATCH_JUMP );
}
}
BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)