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SilentPatch/SilentPatchVC/SilentPatchVC.cpp
Silent 39c141eb56
VC: Correct the duration of the outro splash to 2.5 seconds and fix flicker 
The original code hints at 1.5s, but that makes it hard
to read the splash before it vanishes

+ Update the DrawBackfaces list
2024-05-24 10:06:21 +02:00

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#include "StdAfx.h"
#include "Maths.h"
#include "Timer.h"
#include "Common.h"
#include "Common_ddraw.h"
#include "Desktop.h"
#include "EntityVC.h"
#include "ModelInfoVC.h"
#include "VehicleVC.h"
#include "SVF.h"
#include "RWUtils.hpp"
#include "TheFLAUtils.h"
#include "ParseUtils.hpp"
#include "Random.h"
#include <array>
#include <memory>
#include <Shlwapi.h>
#include <time.h>
#include "Utils/ModuleList.hpp"
#include "Utils/Patterns.h"
#include "Utils/ScopedUnprotect.hpp"
#include "Utils/HookEach.hpp"
#include "Utils/DelimStringReader.h"
#include "debugmenu_public.h"
#pragma comment(lib, "shlwapi.lib")
EXTERN_C IMAGE_DOS_HEADER __ImageBase;
// ============= Mod compatibility stuff =============
namespace ModCompat
{
namespace Utils
{
template<typename AT>
HMODULE GetModuleHandleFromAddress( AT address )
{
HMODULE result = nullptr;
GetModuleHandleEx( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT|GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, LPCTSTR(address), &result );
return result;
}
}
}
struct RsGlobalType
{
const char* AppName;
unsigned int unkWidth, unkHeight;
signed int MaximumWidth;
signed int MaximumHeight;
unsigned int frameLimit;
BOOL quit;
void* ps;
void* keyboard;
void* mouse;
void* pad;
};
DebugMenuAPI gDebugMenuAPI;
static RsGlobalType* RsGlobal;
static const void* SubtitlesShadowFix_JumpBack;
void* (*GetModelInfo)(const char*, int*);
// This is actually CBaseModelInfo, but we currently don't have it defined
CVehicleModelInfo**& ms_modelInfoPtrs = *hook::get_pattern<CVehicleModelInfo**>("8B 15 ? ? ? ? 8D 04 24", 2);
int32_t& numModelInfos = *hook::get_pattern<int32_t>("81 FD ? ? ? ? 7C B7", 2);
inline float GetWidthMult()
{
static const float& ResolutionWidthMult = **AddressByVersion<float**>(0x5FA15E, 0x5FA17E, 0x5F9DBE);
return ResolutionWidthMult;
}
inline float GetHeightMult()
{
static const float& ResolutionHeightMult = **AddressByVersion<float**>(0x5FA148, 0x5FA168, 0x5F9DA8);
return ResolutionHeightMult;
}
static bool bGameInFocus = true;
static LRESULT (CALLBACK **OldWndProc)(HWND, UINT, WPARAM, LPARAM);
LRESULT CALLBACK CustomWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
switch ( uMsg )
{
case WM_KILLFOCUS:
bGameInFocus = false;
break;
case WM_SETFOCUS:
bGameInFocus = true;
break;
}
return (*OldWndProc)(hwnd, uMsg, wParam, lParam);
}
static auto* const pCustomWndProc = CustomWndProc;
static void (* const RsMouseSetPos)(RwV2d*) = AddressByVersion<void(*)(RwV2d*)>(0x6030C0, 0x6030A0, 0x602CE0);
static void (*orgConstructRenderList)();
void ResetMousePos()
{
if ( bGameInFocus )
{
RwV2d vecPos = { RsGlobal->MaximumWidth * 0.5f, RsGlobal->MaximumHeight * 0.5f };
RsMouseSetPos(&vecPos);
}
orgConstructRenderList();
}
void __stdcall Recalculate(float& fX, float& fY, signed int nShadow)
{
fX = nShadow * GetWidthMult() * RsGlobal->MaximumWidth;
fY = nShadow * GetHeightMult() * RsGlobal->MaximumHeight;
}
namespace PrintStringShadows
{
template<uintptr_t addr>
static const float** margin = reinterpret_cast<const float**>(Memory::DynBaseAddress(addr));
static void PrintString_Internal(void (*printFn)(float,float,const wchar_t*), float fX, float fY, float fMarginX, float fMarginY, const wchar_t* pText)
{
printFn(fX - fMarginX + (fMarginX * GetWidthMult() * RsGlobal->MaximumWidth), fY - fMarginY + (fMarginY * GetHeightMult() * RsGlobal->MaximumHeight), pText);
}
template<uintptr_t pFltX, uintptr_t pFltY>
struct XY
{
static inline void (*orgPrintString)(float,float,const wchar_t*);
static void PrintString(float fX, float fY, const wchar_t* pText)
{
PrintString_Internal(orgPrintString, fX, fY, **margin<pFltX>, **margin<pFltY>, pText);
}
static void Hook(uintptr_t addr)
{
Memory::DynBase::InterceptCall(addr, orgPrintString, PrintString);
}
};
template<uintptr_t pFltX, uintptr_t pFltY>
struct XYMinus
{
static inline void (*orgPrintString)(float,float,const wchar_t*);
static void PrintString(float fX, float fY, const wchar_t* pText)
{
PrintString_Internal(orgPrintString, fX, fY, -(**margin<pFltX>), -(**margin<pFltY>), pText);
}
static void Hook(uintptr_t addr)
{
Memory::DynBase::InterceptCall(addr, orgPrintString, PrintString);
}
};
template<uintptr_t pFltX>
struct X
{
static inline void (*orgPrintString)(float,float,const wchar_t*);
static void PrintString(float fX, float fY, const wchar_t* pText)
{
PrintString_Internal(orgPrintString, fX, fY, **margin<pFltX>, 0.0f, pText);
}
static void Hook(uintptr_t addr)
{
Memory::DynBase::InterceptCall(addr, orgPrintString, PrintString);
}
};
template<uintptr_t pFltY>
struct Y
{
static inline void (*orgPrintString)(float,float,const wchar_t*);
static void PrintString(float fX, float fY, const wchar_t* pText)
{
PrintString_Internal(orgPrintString, fX, fY, 0.0f, **margin<pFltY>, pText);
}
static void Hook(uintptr_t addr)
{
Memory::DynBase::InterceptCall(addr, orgPrintString, PrintString);
}
};
}
float FixedRefValue()
{
return 1.0f;
}
void __declspec(naked) SubtitlesShadowFix()
{
_asm
{
mov [esp], eax
fild [esp]
push eax
lea eax, [esp+20h-18h]
push eax
lea eax, [esp+24h-14h]
push eax
call Recalculate
jmp SubtitlesShadowFix_JumpBack
}
}
void __declspec(naked) CreateInstance_BikeFix()
{
_asm
{
push eax
mov ecx, ebp
call CVehicleModelInfo::GetExtrasFrame
retn
}
}
extern char** ppUserFilesDir = AddressByVersion<char**>(0x6022AA, 0x60228A, 0x601ECA);
static LARGE_INTEGER FrameTime;
__declspec(safebuffers) int32_t GetTimeSinceLastFrame()
{
LARGE_INTEGER curTime;
QueryPerformanceCounter(&curTime);
return int32_t(curTime.QuadPart - FrameTime.QuadPart);
}
static int (*RsEventHandler)(int, void*);
int NewFrameRender(int nEvent, void* pParam)
{
QueryPerformanceCounter(&FrameTime);
return RsEventHandler(nEvent, pParam);
}
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_VC(unsigned int nTimer, int nScaleFactor, float fScaleCoef)
{
return nTimer - static_cast<unsigned int>(nScaleFactor * fScaleCoef);
}
void __declspec(naked) AutoPilotTimerFix_VC()
{
_asm {
push dword ptr[esp + 0xC]
push dword ptr[ebx + 0x10]
push eax
call AutoPilotTimerCalculation_VC
add esp, 0xC
mov [ebx + 0xC], eax
add esp, 0x30
pop ebp
pop ebx
retn 4
}
}
namespace ZeroAmmoFix
{
template<std::size_t Index>
static void (__fastcall *orgGiveWeapon)(void* ped, void*, unsigned int weapon, unsigned int ammo, bool flag);
template<std::size_t Index>
static void __fastcall GiveWeapon_SP(void* ped, void*, unsigned int weapon, unsigned int ammo, bool flag)
{
orgGiveWeapon<Index>(ped, nullptr, weapon, std::max(1u, ammo), flag);
}
HOOK_EACH_FUNC(GiveWeapon, orgGiveWeapon, GiveWeapon_SP);
}
// ============= Credits! =============
namespace Credits
{
static void (*PrintCreditText)(float scaleX, float scaleY, const wchar_t* text, unsigned int& pos, float timeOffset);
static void (*PrintCreditText_Hooked)(float scaleX, float scaleY, const wchar_t* text, unsigned int& pos, float timeOffset);
static void PrintCreditSpace( float scale, unsigned int& pos )
{
pos += static_cast<unsigned int>( scale * 25.0f );
}
constexpr wchar_t xvChar(const wchar_t ch)
{
constexpr uint8_t xv = SILENTPATCH_REVISION_ID;
return ch ^ xv;
}
constexpr wchar_t operator "" _xv(const char ch)
{
return xvChar(ch);
}
static void PrintSPCredits( float scaleX, float scaleY, const wchar_t* text, unsigned int& pos, float timeOffset )
{
// Original text we intercepted
PrintCreditText_Hooked( scaleX, scaleY, text, pos, timeOffset );
PrintCreditSpace( 1.5f, pos );
{
wchar_t spText[] = { 'A'_xv, 'N'_xv, 'D'_xv, '\0'_xv };
for ( auto& ch : spText ) ch = xvChar(ch);
PrintCreditText( 1.1f, 0.8f, spText, pos, timeOffset );
}
PrintCreditSpace( 1.5f, pos );
{
wchar_t spText[] = { 'A'_xv, 'D'_xv, 'R'_xv, 'I'_xv, 'A'_xv, 'N'_xv, ' '_xv, '\''_xv, 'S'_xv, 'I'_xv, 'L'_xv, 'E'_xv, 'N'_xv, 'T'_xv, '\''_xv, ' '_xv,
'Z'_xv, 'D'_xv, 'A'_xv, 'N'_xv, 'O'_xv, 'W'_xv, 'I'_xv, 'C'_xv, 'Z'_xv, '\0'_xv };
for ( auto& ch : spText ) ch = xvChar(ch);
PrintCreditText( 1.1f, 1.1f, spText, pos, timeOffset );
}
}
}
// ============= Keyboard latency input fix =============
namespace KeyboardInputFix
{
static void* NewKeyState;
static void* OldKeyState;
static void* TempKeyState;
static constexpr size_t objSize = 0x270;
static void (__fastcall *orgClearSimButtonPressCheckers)(void*);
void __fastcall ClearSimButtonPressCheckers(void* pThis)
{
memcpy( OldKeyState, NewKeyState, objSize );
memcpy( NewKeyState, TempKeyState, objSize );
orgClearSimButtonPressCheckers(pThis);
}
}
namespace Localization
{
static int8_t forcedUnits = -1; // 0 - metric, 1 - imperial
bool IsMetric_LocaleBased()
{
if ( forcedUnits != -1 ) return forcedUnits == 0;
unsigned int LCData;
if ( GetLocaleInfo( LOCALE_USER_DEFAULT, LOCALE_IMEASURE|LOCALE_RETURN_NUMBER, reinterpret_cast<LPTSTR>(&LCData), sizeof(LCData) / sizeof(TCHAR) ) != 0 )
{
return LCData == 0;
}
// If fails, default to metric. Hopefully never fails though
return true;
}
static void (__thiscall* orgUpdateCompareFlag_IsMetric)(void* pThis, uint8_t flag);
void __fastcall UpdateCompareFlag_IsMetric(void* pThis, void*, uint8_t)
{
std::invoke( orgUpdateCompareFlag_IsMetric, pThis, IsMetric_LocaleBased() );
}
uint32_t PrefsLanguage_IsMetric()
{
return IsMetric_LocaleBased();
}
}
// ============= Corrected FBI Washington sirens sound =============
namespace SirenSwitchingFix
{
void __declspec(naked) IsFBIRanchOrFBICar()
{
_asm
{
mov dword ptr [esi+1Ch], 1Ch
// al = 0 - high pitched siren
// al = 1 - normal siren
cmp dword ptr [ebp+14h], 90 // fbiranch
je IsFBIRanchOrFBICar_HighPitchSiren
cmp dword ptr [ebp+14h], 17 // fbicar
setne al
retn
IsFBIRanchOrFBICar_HighPitchSiren:
xor al, al
retn
}
}
}
// ============= Corrected siren corona placement for FBI cars and Vice Cheetah =============
namespace FBISirenCoronaFix
{
bool overridePosition;
CVector vecOverridePosition;
// True - don't display siren
// False - display siren
bool SetUpFBISiren( const CVehicle* vehicle )
{
SVF::Feature foundFeature = SVF::Feature::NO_FEATURE;
SVF::ForAllModelFeatures( vehicle->GetModelIndex(), [&]( SVF::Feature f ) {
if ( f >= SVF::Feature::FBI_RANCHER_SIREN && f <= SVF::Feature::VICE_CHEETAH_SIREN )
{
foundFeature = f;
return false;
}
return true;
} );
if ( foundFeature != SVF::Feature::NO_FEATURE )
{
if ( foundFeature != SVF::Feature::VICE_CHEETAH_SIREN )
{
constexpr CVector FBICAR_SIREN_POS(0.4f, 0.8f, 0.25f);
constexpr CVector FBIRANCH_SIREN_POS(0.5f, 1.12f, 0.5f);
overridePosition = true;
vecOverridePosition = foundFeature == SVF::Feature::FBI_WASHINGTON_SIREN ? FBICAR_SIREN_POS : FBIRANCH_SIREN_POS;
}
else
{
overridePosition = false;
}
return false;
}
return true;
}
CVector& __fastcall SetUpVector( CVector& out, void*, float X, float Y, float Z )
{
if ( overridePosition )
{
out = vecOverridePosition;
}
else
{
out = CVector(X, Y, Z);
}
return out;
}
}
// ============= Fixed vehicles exploding twice if the driver leaves the car while it's exploding =============
namespace RemoveDriverStatusFix
{
__declspec(naked) void RemoveDriver_SetStatus()
{
// if (m_nStatus != STATUS_WRECKED)
// m_nStatus = STATUS_ABANDONED;
_asm
{
mov cl, [ebx+50h]
mov al, cl
and cl, 0F8h
cmp cl, 28h
je DontSetStatus
and al, 7
or al, 20h
DontSetStatus:
retn
}
}
}
// ============= Apply the environment mapping on extra components =============
namespace EnvMapsOnExtras
{
static void RemoveSpecularityFromAtomic(RpAtomic* atomic)
{
RpGeometry* geometry = RpAtomicGetGeometry(atomic);
if (geometry != nullptr)
{
RpGeometryForAllMaterials(geometry, [](RpMaterial* material)
{
bool bRemoveSpecularity = false;
// Only remove specularity from the body materials, keep glass intact.
// This is only done on a best-effort basis, as mods can fine-tune it better
// and just remove the model from the exceptions list
RwTexture* texture = RpMaterialGetTexture(material);
if (texture != nullptr)
{
if (strstr(RwTextureGetName(texture), "glass") == nullptr && strstr(RwTextureGetMaskName(texture), "glass") == nullptr)
{
bRemoveSpecularity = true;
}
}
if (bRemoveSpecularity)
{
RpMaterialGetSurfaceProperties(material)->specular = 0.0f;
}
return material;
});
}
}
static RpClump* (*orgRpClumpForAllAtomics)(RpClump* clump, RpAtomicCallBack callback, void* data);
static RpClump* RpClumpForAllAtomics_ExtraComps(CVehicleModelInfo* modelInfo, RpAtomicCallBack callback, void* data)
{
RpClump* result = orgRpClumpForAllAtomics(modelInfo->m_clump, callback, data);
const int32_t modelID = std::distance(ms_modelInfoPtrs, std::find(ms_modelInfoPtrs, ms_modelInfoPtrs+numModelInfos, modelInfo));
const bool bRemoveSpecularity = ExtraCompSpecularity::SpecularityExcluded(modelID);
for (int32_t i = 0; i < modelInfo->m_numComps; i++)
{
if (bRemoveSpecularity)
{
RemoveSpecularityFromAtomic(modelInfo->m_comps[i]);
}
callback(modelInfo->m_comps[i], data);
CVehicleModelInfo::AttachCarPipeToRwObject(reinterpret_cast<RwObject*>(modelInfo->m_comps[i]));
}
return result;
}
}
// ============= Null terminate read lines in CPlane::LoadPath =============
namespace NullTerminatedLines
{
static void* orgSscanf_LoadPath;
__declspec(naked) static void sscanf1_LoadPath_Terminate()
{
_asm
{
mov eax, [esp+4]
mov byte ptr [eax+ecx], 0
jmp [orgSscanf_LoadPath]
}
}
}
// ============= Don't reset mouse sensitivity on New Game =============
namespace MouseSensNewGame
{
static float DefaultHorizontalAccel;
static float* fMouseAccelHorzntl;
static void (*orgSetDirMyDocuments)();
static void SetDirMyDocuments_ResetMouse()
{
orgSetDirMyDocuments();
*fMouseAccelHorzntl = DefaultHorizontalAccel;
}
}
// ============= Fixed pickup effects colors =============
namespace PickupEffectsFixes
{
__declspec(naked) static void PickUpEffects_BigDollarColor()
{
_asm
{
mov byte ptr [esp+184h-170h], 0
mov dword ptr [esp+184h-174h], 37
retn
}
}
__declspec(naked) static void PickUpEffects_Minigun2Glow()
{
_asm
{
cmp ecx, 294 // minigun2
jnz NotMinigun2
mov byte ptr [esp+184h-170h], 0
xor eax, eax
jmp Return
NotMinigun2:
lea eax, [ecx+1]
Return:
mov ebx, ecx
retn
}
}
__declspec(naked) static void PickUpEffects_GiveUsAnObject()
{
_asm
{
jnz GiveUsAnObject_NotEqual
mov si, [eax+58h]
retn
GiveUsAnObject_NotEqual:
mov si, -1
retn
}
}
}
// ============= Fixed IS_PLAYER_TARGETTING_CHAR incorrectly detecting targetting in Classic controls =============
// ============= when the player is not aiming =============
// ============= By Wesser =============
namespace IsPlayerTargettingCharFix
{
static bool* bUseMouse3rdPerson;
static void* TheCamera;
static bool (__fastcall* Using1stPersonWeaponMode)();
__declspec(naked) static void IsPlayerTargettingChar_ExtraChecks()
{
// After this extra block of code, there is a jz Return, so set ZF to 0 here if this path is to be entered
_asm
{
test bl, bl
jnz ReturnToUpdateCompareFlag
mov eax, [bUseMouse3rdPerson]
cmp byte ptr [eax], 0
jne CmpAndReturn
mov ecx, [TheCamera]
call [Using1stPersonWeaponMode]
test al, al
jz ReturnToUpdateCompareFlag
CmpAndReturn:
cmp byte ptr [esp+11Ch-10Ch], 0
retn
ReturnToUpdateCompareFlag:
xor al, al
retn
}
}
}
// ============= Resetting stats and variables on New Game =============
namespace VariableResets
{
static auto TimerInitialise = reinterpret_cast<void(*)()>(hook::get_pattern("83 E4 F8 68 ? ? ? ? E8", -6));
using VarVariant = std::variant< bool*, int* >;
std::vector<VarVariant> GameVariablesToReset;
static void ReInitOurVariables()
{
for ( const auto& var : GameVariablesToReset )
{
std::visit( []( auto&& v ) {
*v = {};
}, var );
}
// Functions that should have been called by the game but aren't...
TimerInitialise();
}
template<std::size_t Index>
static void (*orgReInitGameObjectVariables)();
template<std::size_t Index>
void ReInitGameObjectVariables()
{
// First reinit "our" variables in case stock ones rely on those during resetting
ReInitOurVariables();
orgReInitGameObjectVariables<Index>();
}
HOOK_EACH_FUNC(ReInitGameObjectVariables, orgReInitGameObjectVariables, ReInitGameObjectVariables);
static void (*orgGameInitialise)(const char*);
void GameInitialise(const char* path)
{
ReInitOurVariables();
orgGameInitialise(path);
}
}
// ============= Disabled backface culling on detached car parts, peds and specific models =============
namespace SelectableBackfaceCulling
{
void ReadDrawBackfacesExclusions(const wchar_t* pPath)
{
constexpr size_t SCRATCH_PAD_SIZE = 32767;
WideDelimStringReader reader(SCRATCH_PAD_SIZE);
GetPrivateProfileSectionW(L"DrawBackfaces", reader.GetBuffer(), reader.GetSize(), pPath);
while (const wchar_t* str = reader.GetString())
{
auto modelID = ParseUtils::TryParseInt(str);
if (modelID)
SVF::RegisterFeature(*modelID, SVF::Feature::DRAW_BACKFACES);
else
SVF::RegisterFeature(ParseUtils::ParseString(str), SVF::Feature::DRAW_BACKFACES);
}
}
// Only the parts of CObject we need
struct Object
{
std::byte __pad[364];
uint8_t m_objectCreatedBy;
bool bObjectFlag0 : 1;
bool bObjectFlag1 : 1;
bool bObjectFlag2 : 1;
bool bObjectFlag3 : 1;
bool bObjectFlag4 : 1;
bool bObjectFlag5 : 1;
bool m_bIsExploded : 1;
bool bUseVehicleColours : 1;
std::byte __pad2[22];
FLAUtils::int16 m_wCarPartModelIndex;
};
static void* EntityRender_Prologue_JumpBack;
__declspec(naked) static void __fastcall EntityRender_Original(CEntity*)
{
_asm
{
push ebx
mov ebx, ecx
cmp dword ptr [ebx+4Ch], 0
jmp [EntityRender_Prologue_JumpBack]
}
}
static bool ShouldDisableBackfaceCulling(const CEntity* entity)
{
const uint8_t entityType = entity->m_nType;
// Vehicles disable BFC elsewhere already
if (entityType == 2)
{
return false;
}
// Always disable BFC on peds
if (entityType == 3)
{
return true;
}
// For objects, do extra checks
if (entityType == 4)
{
const Object* object = reinterpret_cast<const Object*>(entity);
if (object->m_wCarPartModelIndex.Get() != -1 && object->m_objectCreatedBy == TEMP_OBJECT && object->bUseVehicleColours)
{
return true;
}
}
// For everything else, check the exclusion list
return SVF::ModelHasFeature(entity->m_modelIndex.Get(), SVF::Feature::DRAW_BACKFACES);
}
// If CEntity::Render is re-routed by another mod, we overwrite this later
static void (__fastcall *orgEntityRender)(CEntity* obj) = &EntityRender_Original;
static void __fastcall EntityRender_BackfaceCulling(CEntity* obj)
{
RwScopedRenderState<rwRENDERSTATECULLMODE> cullState;
if (ShouldDisableBackfaceCulling(obj))
{
RwRenderStateSet(rwRENDERSTATECULLMODE, reinterpret_cast<void*>(rwCULLMODECULLNONE));
}
orgEntityRender(obj);
}
}
// ============= Fix the construction site LOD losing its HQ model and showing at all times =============
namespace ConstructionSiteLODFix
{
static bool bActivateConstructionSiteFix = false;
static int32_t MI_BLDNGST2MESH, MI_BLDNGST2MESHDAM;
static CSimpleModelInfo* Bldngst2mesh_ModelInfo;
static CSimpleModelInfo* Bldngst2meshDam_ModelInfo;
static CSimpleModelInfo* LODngst2mesh_ModelInfo;
void MatchModelIndices()
{
CSimpleModelInfo* Bldngst2mesh = reinterpret_cast<CSimpleModelInfo*>(GetModelInfo("bldngst2mesh", &MI_BLDNGST2MESH));
CSimpleModelInfo* Bldngst2meshDam = reinterpret_cast<CSimpleModelInfo*>(GetModelInfo("bldngst2meshdam", &MI_BLDNGST2MESHDAM));
CSimpleModelInfo* LODngst2mesh = reinterpret_cast<CSimpleModelInfo*>(GetModelInfo("LODngst2mesh", nullptr));
CSimpleModelInfo* LODngst2meshDam = reinterpret_cast<CSimpleModelInfo*>(GetModelInfo("LODngst2meshdam", nullptr));
const bool bHasBldngst2mesh = Bldngst2mesh != nullptr;
const bool bHasBldngst2meshDam = Bldngst2meshDam != nullptr;
const bool bHasLODngst2mesh = LODngst2mesh != nullptr;
const bool bHasLODngst2meshDam = LODngst2meshDam != nullptr;
// LODngst2meshdam doesn't exist in the vanilla game, so if it exists - a mod to fix this issue via
// the map modifications has been installed.
bActivateConstructionSiteFix = bHasBldngst2mesh && bHasBldngst2meshDam && bHasLODngst2mesh && !bHasLODngst2meshDam;
Bldngst2mesh_ModelInfo = Bldngst2mesh;
Bldngst2meshDam_ModelInfo = Bldngst2meshDam;
LODngst2mesh_ModelInfo = LODngst2mesh;
}
static void FixConstructionSiteModel(int oldModelID, int newModelID)
{
if (!bActivateConstructionSiteFix)
{
return;
}
if (oldModelID == MI_BLDNGST2MESH && newModelID == MI_BLDNGST2MESHDAM)
{
LODngst2mesh_ModelInfo->m_atomics[2] = Bldngst2meshDam_ModelInfo;
}
else if (oldModelID == MI_BLDNGST2MESHDAM && newModelID == MI_BLDNGST2MESH)
{
LODngst2mesh_ModelInfo->m_atomics[2] = Bldngst2mesh_ModelInfo;
}
}
template<std::size_t Index>
static void (__fastcall *orgReplaceWithNewModel)(CEntity* building, void*, int newModelID);
template<std::size_t Index>
static void __fastcall ReplaceWithNewModel_ConstructionSiteFix(CEntity* building, void*, int newModelID)
{
const int oldModelID = building->m_modelIndex.Get();
orgReplaceWithNewModel<Index>(building, nullptr, newModelID);
FixConstructionSiteModel(oldModelID, newModelID);
}
HOOK_EACH_FUNC(ReplaceWithNewModel, orgReplaceWithNewModel, ReplaceWithNewModel_ConstructionSiteFix);
}
namespace ModelIndicesReadyHook
{
static void (*orgInitialiseObjectData)(const char*);
static void InitialiseObjectData_ReadySVF(const char* path)
{
orgInitialiseObjectData(path);
SVF::MarkModelNamesReady();
ConstructionSiteLODFix::MatchModelIndices();
// This is a bit dirty, but whatever
// Tooled Up in North Point Mall needs a "draw last" flag, or else our BFC changes break it very badly
// AmmuNation and other stores already have that flag, this one does not
void* model = GetModelInfo("mall_hardware", nullptr);
if (model != nullptr)
{
uint16_t* flags = reinterpret_cast<uint16_t*>(static_cast<char*>(model) + 0x42);
*flags |= 0x40;
}
}
}
// ============= Fix the outro splash flickering for a frame when fading in =============
namespace OutroSplashFix
{
struct RGBA
{
uint8_t r, g, b, a;
};
static RGBA* (__thiscall *orgRGBASet)(RGBA*, uint8_t, uint8_t, uint8_t, uint8_t);
static RGBA* __fastcall RGBASet_Clamp(RGBA* rgba, void*, int r, int g, int b, int a)
{
return orgRGBASet(rgba, static_cast<uint8_t>(r), static_cast<uint8_t>(g), static_cast<uint8_t>(b), static_cast<uint8_t>(std::clamp(a, 0, 255)));
}
}
void InjectDelayedPatches_VC_Common( bool bHasDebugMenu, const wchar_t* wcModulePath )
{
using namespace Memory;
using namespace hook::txn;
const ModuleList moduleList;
const HMODULE skygfxModule = moduleList.Get(L"skygfx");
if (skygfxModule != nullptr)
{
auto attachCarPipe = reinterpret_cast<void(*)(RwObject*)>(GetProcAddress(skygfxModule, "AttachCarPipeToRwObject"));
if (attachCarPipe != nullptr)
{
CVehicleModelInfo::AttachCarPipeToRwObject = attachCarPipe;
}
}
// Locale based metric/imperial system INI/debug menu
{
using namespace Localization;
forcedUnits = static_cast<int8_t>(GetPrivateProfileIntW(L"SilentPatch", L"Units", -1, wcModulePath));
if ( bHasDebugMenu )
{
static const char * const str[] = { "Default", "Metric", "Imperial" };
DebugMenuEntry *e = DebugMenuAddVar( "SilentPatch", "Forced units", &forcedUnits, nullptr, 1, -1, 1, str );
DebugMenuEntrySetWrap(e, true);
}
}
// Corrected siren corona placement for emergency vehicles
if ( GetPrivateProfileIntW(L"SilentPatch", L"EnableVehicleCoronaFixes", -1, wcModulePath) == 1 )
{
// Other mods might be touching it, so only patch specific vehicles if their code has not been touched at all
try
{
auto firetruck1 = pattern("8D 8C 24 24 09 00 00 FF 35 ? ? ? ? FF 35 ? ? ? ? FF 35").get_one();
auto firetruck2 = pattern("8D 8C 24 30 09 00 00 FF 35 ? ? ? ? FF 35 ? ? ? ? FF 35").get_one();
static const CVector FIRETRUCK_SIREN_POS(0.95f, 3.2f, 1.4f);
static const float FIRETRUCK_SIREN_MINUS_X = -FIRETRUCK_SIREN_POS.x;
Patch( firetruck1.get<float*>( 7 + 2 ), &FIRETRUCK_SIREN_POS.z );
Patch( firetruck1.get<float*>( 7 + 2 + (6*1) ), &FIRETRUCK_SIREN_POS.y );
Patch( firetruck1.get<float*>( 7 + 2 + (6*2) ), &FIRETRUCK_SIREN_POS.x );
Patch( firetruck2.get<float*>( 7 + 2 ), &FIRETRUCK_SIREN_POS.z );
Patch( firetruck2.get<float*>( 7 + 2 + (6*1) ), &FIRETRUCK_SIREN_POS.y );
Patch( firetruck2.get<float*>( 7 + 2 + (6*2) ), &FIRETRUCK_SIREN_MINUS_X );
}
TXN_CATCH();
try
{
auto ambulan1 = pattern("8D 8C 24 0C 09 00 00 FF 35 ? ? ? ? FF 35 ? ? ? ? FF 35").get_one();
auto ambulan2 = pattern("8D 8C 24 18 09 00 00 FF 35 ? ? ? ? FF 35 ? ? ? ? FF 35").get_one();
static const CVector AMBULANCE_SIREN_POS(0.7f, 0.65f, 1.55f);
static const float AMBULANCE_SIREN_MINUS_X = -AMBULANCE_SIREN_POS.x;
Patch( ambulan1.get<float*>( 7 + 2 ), &AMBULANCE_SIREN_POS.z );
Patch( ambulan1.get<float*>( 7 + 2 + (6*1) ), &AMBULANCE_SIREN_POS.y );
Patch( ambulan1.get<float*>( 7 + 2 + (6*2) ), &AMBULANCE_SIREN_POS.x );
Patch( ambulan2.get<float*>( 7 + 2 ), &AMBULANCE_SIREN_POS.z );
Patch( ambulan2.get<float*>( 7 + 2 + (6*1) ), &AMBULANCE_SIREN_POS.y );
Patch( ambulan2.get<float*>( 7 + 2 + (6*2) ), &AMBULANCE_SIREN_MINUS_X );
}
TXN_CATCH();
try
{
auto police1 = pattern("8D 8C 24 DC 08 00 00 FF 35 ? ? ? ? FF 35 ? ? ? ? FF 35").get_one();
auto police2 = pattern("8D 8C 24 E8 08 00 00 FF 35 ? ? ? ? FF 35 ? ? ? ? FF 35").get_one();
static const CVector POLICE_SIREN_POS(0.55f, -0.4f, 0.95f);
static const float POLICE_SIREN_MINUS_X = -POLICE_SIREN_POS.x;
Patch( police1.get<float*>( 7 + 2 ), &POLICE_SIREN_POS.z );
Patch( police1.get<float*>( 7 + 2 + (6*1) ), &POLICE_SIREN_POS.y );
Patch( police1.get<float*>( 7 + 2 + (6*2) ), &POLICE_SIREN_POS.x );
Patch( police2.get<float*>( 7 + 2 ), &POLICE_SIREN_POS.z );
Patch( police2.get<float*>( 7 + 2 + (6*1) ), &POLICE_SIREN_POS.y );
Patch( police2.get<float*>( 7 + 2 + (6*2) ), &POLICE_SIREN_MINUS_X );
}
TXN_CATCH();
try
{
auto enforcer1 = pattern("8D 8C 24 F4 08 00 00 FF 35 ? ? ? ? FF 35 ? ? ? ? FF 35").get_one();
auto enforcer2 = pattern("8D 8C 24 00 09 00 00 FF 35 ? ? ? ? FF 35 ? ? ? ? FF 35").get_one();
static const CVector ENFORCER_SIREN_POS(0.6f, 1.05f, 1.4f);
static const float ENFORCER_SIREN_MINUS_X = -ENFORCER_SIREN_POS.x;
Patch( enforcer1.get<float*>( 7 + 2 ), &ENFORCER_SIREN_POS.z );
Patch( enforcer1.get<float*>( 7 + 2 + (6*1) ), &ENFORCER_SIREN_POS.y );
Patch( enforcer1.get<float*>( 7 + 2 + (6*2) ), &ENFORCER_SIREN_POS.x );
Patch( enforcer2.get<float*>( 7 + 2 ), &ENFORCER_SIREN_POS.z );
Patch( enforcer2.get<float*>( 7 + 2 + (6*1) ), &ENFORCER_SIREN_POS.y );
Patch( enforcer2.get<float*>( 7 + 2 + (6*2) ), &ENFORCER_SIREN_MINUS_X );
}
TXN_CATCH();
{
try
{
auto chopper1 = pattern("C7 44 24 44 00 00 E0 40 50 C7 44 24 4C 00 00 00 00").get_one(); // Front light
constexpr CVector CHOPPER_SEARCH_LIGHT_POS(0.0f, 3.0f, -1.0f); // Same as in III Aircraft (not implemented there yet!)
Patch( chopper1.get<float>( 4 ), CHOPPER_SEARCH_LIGHT_POS.y );
Patch( chopper1.get<float>( 9 + 4 ), CHOPPER_SEARCH_LIGHT_POS.z );
}
TXN_CATCH();
try
{
auto chopper2 = pattern("C7 44 24 6C 00 00 10 C1 8D 44 24 5C C7 44 24 70 00 00 00 00").get_one(); // Tail light
constexpr CVector CHOPPER_RED_LIGHT_POS(0.0f, -7.5f, 2.5f); // Same as in III Aircraft
Patch( chopper2.get<float>( 4 ), CHOPPER_RED_LIGHT_POS.y );
Patch( chopper2.get<float>( 12 + 4 ), CHOPPER_RED_LIGHT_POS.z );
}
TXN_CATCH();
}
try
{
using namespace FBISirenCoronaFix;
auto viceCheetah = pattern("8D 8C 24 CC 09 00 00 FF 35 ? ? ? ? FF 35 ? ? ? ? FF 35 ? ? ? ? E8").get_one(); // Siren pos
try
{
auto hasFBISiren = pattern("83 E9 04 0F 84 87 0A 00 00 83 E9 10").get_one(); // Predicate for showing FBI/Vice Squad siren
Patch<uint8_t>( hasFBISiren.get<void>(), 0x55 ); // push ebp
InjectHook( hasFBISiren.get<void>( 1 ), SetUpFBISiren, HookType::Call );
Patch( hasFBISiren.get<void>( 1 + 5 ), { 0x83, 0xC4, 0x04, 0x84, 0xC0, 0x90 } ); // add esp, 4 / test al, al / nop
InjectHook( viceCheetah.get<void>( 0x19 ), SetUpVector );
}
TXN_CATCH();
static const float VICE_CHEETAH_SIREN_POS_Z = 0.25f;
Patch( viceCheetah.get<float*>( 7 + 2 ), &VICE_CHEETAH_SIREN_POS_Z );
}
TXN_CATCH();
}
bool HasModelInfo = false;
// Register CBaseModelInfo::GetModelInfo for SVF so we can resolve model names
try
{
using namespace ModelIndicesReadyHook;
auto initialiseObjectData = get_pattern("E8 ? ? ? ? 59 E8 ? ? ? ? E8 ? ? ? ? 31 DB");
auto getModelInfo = (void*(*)(const char*, int*))get_pattern("57 31 FF 55 8B 6C 24 14", -6);
GetModelInfo = getModelInfo;
InterceptCall(initialiseObjectData, orgInitialiseObjectData, InitialiseObjectData_ReadySVF);
SVF::RegisterGetModelInfoCB(getModelInfo);
HasModelInfo = true;
}
TXN_CATCH();
// Fix the construction site LOD losing its HQ model and showing at all times
if (HasModelInfo) try
{
using namespace ConstructionSiteLODFix;
std::array<void*, 3> replaceWithNewModel = {
get_pattern("E8 ? ? ? ? C7 85 ? ? ? ? 00 00 00 00 83 8D ? ? ? ? FF"),
get_pattern("DD D8 E8 ? ? ? ? 56", 2),
get_pattern("E8 ? ? ? ? FF 44 24 0C 83 C5 0C"),
};
HookEach_ReplaceWithNewModel(replaceWithNewModel, InterceptCall);
}
TXN_CATCH();
FLAUtils::Init(moduleList);
}
void InjectDelayedPatches_VC_Common()
{
std::unique_ptr<ScopedUnprotect::Unprotect> Protect = ScopedUnprotect::UnprotectSectionOrFullModule( GetModuleHandle( nullptr ), ".text" );
// Obtain a path to the ASI
wchar_t wcModulePath[MAX_PATH];
GetModuleFileNameW(reinterpret_cast<HMODULE>(&__ImageBase), wcModulePath, _countof(wcModulePath) - 3); // Minus max required space for extension
PathRenameExtensionW(wcModulePath, L".ini");
const bool hasDebugMenu = DebugMenuLoad();
SelectableBackfaceCulling::ReadDrawBackfacesExclusions(wcModulePath);
InjectDelayedPatches_VC_Common( hasDebugMenu, wcModulePath );
Common::Patches::III_VC_DelayedCommon( hasDebugMenu, wcModulePath );
}
void Patch_VC_10(uint32_t width, uint32_t height)
{
using namespace Memory::DynBase;
RsGlobal = *(RsGlobalType**)DynBaseAddress(0x602D32);
SubtitlesShadowFix_JumpBack = (void*)DynBaseAddress(0x551701);
InjectHook(0x5433BD, FixedRefValue);
InjectHook(0x5516FC, SubtitlesShadowFix, HookType::Jump);
Patch<BYTE>(0x5517C4, 0xD9);
Patch<BYTE>(0x5517DF, 0xD9);
Patch<BYTE>(0x551832, 0xD9);
Patch<BYTE>(0x551848, 0xD9);
Patch<BYTE>(0x5517E2, 0x34-0x14);
Patch<BYTE>(0x55184B, 0x34-0x14);
Patch<BYTE>(0x5517C7, 0x28-0x18);
Patch<BYTE>(0x551835, 0x24-0x18);
Patch<BYTE>(0x5516FB, 0x90);
{
using namespace PrintStringShadows;
XY<0x5FA1F6, 0x5FA1D5>::Hook(0x5FA1FD);
XYMinus<0x544727, 0x544727>::Hook(0x54474D);
}
// Mouse fucking fix!
Patch<DWORD>(0x601740, 0xC3C030);
// (Hopefully) more precise frame limiter
ReadCall( 0x6004A2, RsEventHandler );
InjectHook(0x6004A2, NewFrameRender);
InjectHook(0x600449, GetTimeSinceLastFrame);
// RsMouseSetPos call (SA style fix)
ReadCall( 0x4A5E45, orgConstructRenderList );
InjectHook(0x4A5E45, ResetMousePos);
// New wndproc
OldWndProc = *(LRESULT (CALLBACK***)(HWND, UINT, WPARAM, LPARAM))DynBaseAddress(0x601727);
Patch(0x601727, &pCustomWndProc);
// Y axis sensitivity fix
// By ThirteenAG
float* sens = *(float**)DynBaseAddress(0x4796E5);
Patch<const void*>(0x479410 + 0x2E0 + 0x2, sens);
Patch<const void*>(0x47A20E + 0x27D + 0x2, sens);
Patch<const void*>(0x47AE27 + 0x1CC + 0x2, sens);
Patch<const void*>(0x47BE8F + 0x22E + 0x2, sens);
Patch<const void*>(0x481AB3 + 0x4FE + 0x2, sens);
// Don't lock mouse Y axis during fadeins
Patch<BYTE>(0x47C11E, 0xEB);
Patch<BYTE>(0x47CD94, 0xEB);
Nop(0x47C15A, 2);
// Scan for A/B drives looking for audio files
Patch<DWORD>(0x5D7941, 'A');
Patch<DWORD>(0x5D7B04, 'A');
// ~x~ as cyan blip
// Shared with GInput
Patch<BYTE>(0x550481, 0);
Patch<BYTE>(0x550488, 255);
Patch<BYTE>(0x55048F, 255);
Patch<BYTE>(0x5505FF, 0);
Patch<BYTE>(0x550603, 255);
Patch<BYTE>(0x550607, 255);
// Corrected crime codes
Patch<DWORD>(0x5FDDDB, 0xC5);
// Fixed ammo for melee weapons in cheats
Patch<BYTE>(0x4AED14+1, 1); // katana
Patch<BYTE>(0x4AEB74+1, 1); // chainsaw
// Fixed crash related to autopilot timing calculations
InjectHook(0x418FAE, AutoPilotTimerFix_VC, HookType::Jump);
Common::Patches::DDraw_VC_10( width, height, aNoDesktopMode );
}
void Patch_VC_11(uint32_t width, uint32_t height)
{
using namespace Memory::DynBase;
RsGlobal = *(RsGlobalType**)DynBaseAddress(0x602D12);
SubtitlesShadowFix_JumpBack = (void*)DynBaseAddress(0x551721);
InjectHook(0x5433DD, FixedRefValue);
InjectHook(0x55171C, SubtitlesShadowFix, HookType::Jump);
Patch<BYTE>(0x5517E4, 0xD9);
Patch<BYTE>(0x5517FF, 0xD9);
Patch<BYTE>(0x551852, 0xD9);
Patch<BYTE>(0x551868, 0xD9);
Patch<BYTE>(0x551802, 0x34-0x14);
Patch<BYTE>(0x55186B, 0x34-0x14);
Patch<BYTE>(0x5517E7, 0x28-0x18);
Patch<BYTE>(0x551855, 0x24-0x18);
Patch<BYTE>(0x55171B, 0x90);
{
using namespace PrintStringShadows;
XY<0x5FA216, 0x5FA1F5>::Hook(0x5FA21D);
XYMinus<0x544747, 0x544747>::Hook(0x54476D);
}
// Mouse fucking fix!
Patch<DWORD>(0x601770, 0xC3C030);
// (Hopefully) more precise frame limiter
ReadCall( 0x6004C2, RsEventHandler );
InjectHook(0x6004C2, NewFrameRender);
InjectHook(0x600469, GetTimeSinceLastFrame);
// RsMouseSetPos call (SA style fix)
ReadCall( 0x4A5E65, orgConstructRenderList );
InjectHook(0x4A5E65, ResetMousePos);
// New wndproc
OldWndProc = *(LRESULT (CALLBACK***)(HWND, UINT, WPARAM, LPARAM))DynBaseAddress(0x601757);
Patch(0x601757, &pCustomWndProc);
// Y axis sensitivity fix
// By ThirteenAG
float* sens = *(float**)DynBaseAddress(0x4796E5);
Patch<const void*>(0x479410 + 0x2E0 + 0x2, sens);
Patch<const void*>(0x47A20E + 0x27D + 0x2, sens);
Patch<const void*>(0x47AE27 + 0x1CC + 0x2, sens);
Patch<const void*>(0x47BE8F + 0x22E + 0x2, sens);
Patch<const void*>(0x481AB3 + 0x4FE + 0x2, sens);
// Don't lock mouse Y axis during fadeins
Patch<BYTE>(0x47C11E, 0xEB);
Patch<BYTE>(0x47CD94, 0xEB);
Nop(0x47C15A, 2);
// Scan for A/B drives looking for audio files
Patch<DWORD>(0x5D7961, 'A');
Patch<DWORD>(0x5D7B24, 'A');
// ~x~ as cyan blip
// Shared with GInput
Patch<BYTE>(0x5504A1, 0);
Patch<BYTE>(0x5504A8, 255);
Patch<BYTE>(0x5504AF, 255);
Patch<BYTE>(0x55061F, 0);
Patch<BYTE>(0x550623, 255);
Patch<BYTE>(0x550627, 255);
// Corrected crime codes
Patch<DWORD>(0x5FDDFB, 0xC5);
// Fixed ammo for melee weapons in cheats
Patch<BYTE>(0x4AED34+1, 1); // katana
Patch<BYTE>(0x4AEB94+1, 1); // chainsaw
// Fixed crash related to autopilot timing calculations
InjectHook(0x418FAE, AutoPilotTimerFix_VC, HookType::Jump);
Common::Patches::DDraw_VC_11( width, height, aNoDesktopMode );
}
void Patch_VC_Steam(uint32_t width, uint32_t height)
{
using namespace Memory::DynBase;
RsGlobal = *(RsGlobalType**)DynBaseAddress(0x602952);
SubtitlesShadowFix_JumpBack = (void*)DynBaseAddress(0x5515F1);
InjectHook(0x5432AD, FixedRefValue);
InjectHook(0x5515EC, SubtitlesShadowFix, HookType::Jump);
Patch<BYTE>(0x5516B4, 0xD9);
Patch<BYTE>(0x5516CF, 0xD9);
Patch<BYTE>(0x551722, 0xD9);
Patch<BYTE>(0x551738, 0xD9);
Patch<BYTE>(0x5516D2, 0x34-0x14);
Patch<BYTE>(0x55173B, 0x34-0x14);
Patch<BYTE>(0x5516B7, 0x28-0x18);
Patch<BYTE>(0x551725, 0x24-0x18);
Patch<BYTE>(0x5515EB, 0x90);
{
using namespace PrintStringShadows;
XY<0x5F9E56, 0x5F9E35>::Hook(0x5F9E5D);
XYMinus<0x544617, 0x544617>::Hook(0x54463D);
}
// Mouse fucking fix!
Patch<DWORD>(0x6013B0, 0xC3C030);
// (Hopefully) more precise frame limiter
ReadCall( 0x600102, RsEventHandler );
InjectHook(0x600102, NewFrameRender);
InjectHook(0x6000A9, GetTimeSinceLastFrame);
// RsMouseSetPos call (SA style fix)
ReadCall( 0x4A5D15, orgConstructRenderList );
InjectHook(0x4A5D15, ResetMousePos);
// New wndproc
OldWndProc = *(LRESULT (CALLBACK***)(HWND, UINT, WPARAM, LPARAM))DynBaseAddress(0x601397);
Patch(0x601397, &pCustomWndProc);
// Y axis sensitivity fix
// By ThirteenAG
float* sens = *(float**)DynBaseAddress(0x4795C5);
Patch<const void*>(0x4792F0 + 0x2E0 + 0x2, sens);
Patch<const void*>(0x47A0EE + 0x27D + 0x2, sens);
Patch<const void*>(0x47AD07 + 0x1CC + 0x2, sens);
Patch<const void*>(0x47BD6F + 0x22E + 0x2, sens);
Patch<const void*>(0x481993 + 0x4FE + 0x2, sens);
// Don't lock mouse Y axis during fadeins
Patch<BYTE>(0x47BFFE, 0xEB);
Patch<BYTE>(0x47CC74, 0xEB);
Nop(0x47C03A, 2);
// Scan for A/B drives looking for audio files
Patch<DWORD>(0x5D7764, 'A');
// ~x~ as cyan blip
// Shared with GInput
Patch<BYTE>(0x550371, 0);
Patch<BYTE>(0x550378, 255);
Patch<BYTE>(0x55037F, 255);
Patch<BYTE>(0x5504EF, 0);
Patch<BYTE>(0x5504F3, 255);
Patch<BYTE>(0x5504F7, 255);
// Corrected crime codes
Patch<DWORD>(0x5FDA3B, 0xC5);
// Fixed ammo for melee weapons in cheats
Patch<BYTE>(0x4AEA44+1, 1); // katana
Patch<BYTE>(0x4AEBE4+1, 1); // chainsaw
// Fixed crash related to autopilot timing calculations
InjectHook(0x418FAE, AutoPilotTimerFix_VC, HookType::Jump);
Common::Patches::DDraw_VC_Steam( width, height, aNoDesktopMode );
}
void Patch_VC_JP()
{
using namespace Memory::DynBase;
// Y axis sensitivity fix
// By ThirteenAG
Patch<DWORD>(0x4797E7 + 0x2E0 + 0x2, 0x94ABD8);
Patch<DWORD>(0x47A5E5 + 0x27D + 0x2, 0x94ABD8);
Patch<DWORD>(0x47B1FE + 0x1CC + 0x2, 0x94ABD8);
Patch<DWORD>(0x47C266 + 0x22E + 0x2, 0x94ABD8);
Patch<DWORD>(0x481E8A + 0x4FE + 0x2, 0x94ABD8);
}
void Patch_VC_Common()
{
using namespace Memory;
using namespace hook::txn;
// New timers fix
try
{
auto hookPoint = pattern( "83 E4 F8 89 44 24 08 C7 44 24 0C 00 00 00 00 DF 6C 24 08" ).get_one();
auto jmpPoint = get_pattern( "DD D8 E9 31 FF FF FF" );
InjectHook( hookPoint.get<void>( 0x21 ), CTimer::Update_SilentPatch, HookType::Call );
InjectHook( hookPoint.get<void>( 0x21 + 5 ), jmpPoint, HookType::Jump );
}
TXN_CATCH();
// Alt+F4
try
{
auto addr = pattern( "59 59 31 C0 83 C4 70 5D 5F 5E 5B C2 10 00" ).count(2);
auto dest = get_pattern( "53 55 56 FF B4 24 90 00 00 00 FF 15" );
addr.for_each_result( [&]( pattern_match match ) {
InjectHook( match.get<void>( 2 ), dest, HookType::Jump );
});
}
TXN_CATCH();
// Proper panels damage
try
{
auto addr = pattern( "C6 41 09 03 C6 41 0A 03 C6 41 0B 03" ).get_one();
// or dword ptr[ecx+14], 3300000h
// nop
Patch( addr.get<void>( 0x18 ), { 0x81, 0x49, 0x14, 0x00, 0x00, 0x30, 0x03 } );
Nop( addr.get<void>( 0x18 + 7 ), 13 );
Nop( addr.get<void>( 0x33 ), 7 );
}
TXN_CATCH();
// Proper metric-imperial conversion constants
try
{
static const float METERS_TO_MILES = 0.0006213711922f;
auto addr = pattern( "75 ? D9 05 ? ? ? ? D8 0D ? ? ? ? 6A 00 6A 00 D9 9C 24" ).count(6);
auto sum = get_pattern( "D9 9C 24 A8 00 00 00 8D 84 24 A8 00 00 00 50", -6 + 2 );
addr.for_each_result( [&]( pattern_match match ) {
Patch<const void*>( match.get<void>( 0x8 + 2 ), &METERS_TO_MILES );
});
Patch<const void*>( sum, &METERS_TO_MILES );
}
TXN_CATCH();
// Improved pathfinding in PickNextNodeAccordingStrategy - PickNextNodeToChaseCar with XYZ coords
try
{
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 9C 24 BC 00 00 00 66 8B B3 A6 01 00 00 66 85 F6", -0xA );
InjectHook( funcAddr - 5, PickNextNodeToChaseCarXYZ, HookType::Jump ); // For plugin-sdk
// push PickNextNodeToChaseCarZ instead of 0.0f
// mov ecx, [PickNextNodeToChaseCarZ]
// mov [esp+0B8h+var_2C], ecx
Patch( funcAddr + 0x5D, { 0x8B, 0x0D } );
Patch<const void*>( funcAddr + 0x5D + 2, &PickNextNodeToChaseCarZ );
Patch( funcAddr + 0x5D + 6, { 0x89, 0x8C, 0x24, 0x8C, 0x00, 0x00, 0x00 } );
// lea eax, [ecx+edx*4] -> lea eax, [edx+edx*4]
Patch<uint8_t>( funcAddr + 0x6E + 2, 0x92 );
// lea eax, [esp+20h+var_10]
// 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 edx
// nop...
Patch<uint8_t>( addr.get<void>( 0x3E ), 0x52 );
Nop( addr.get<void>( 0x3E + 1 ), 6 );
InjectHook( addr.get<void>( 0x46 ), PickNextNodeToChaseCarXYZ );
Patch<uint8_t>( addr.get<void>( 0x4B + 2 ), 0xC );
}
TXN_CATCH();
// No censorships
try
{
auto addr = get_pattern( "8B 43 50 85 C0 8B 53 50 74 2B 83 E8 01" );
Patch( addr, { 0x83, 0xC4, 0x08, 0x5B, 0xC3 } ); // add esp, 8 \ pop ebx \ retn
}
TXN_CATCH();
// 014C cargen counter fix (by spaceeinstein)
try
{
auto do_processing = pattern( "0F B7 43 28 83 F8 FF 7D 04 66 FF 4B 28" ).get_one();
Patch<uint8_t>( do_processing.get<uint8_t*>(1), 0xBF ); // movzx eax, word ptr [ebx+28h] -> movsx eax, word ptr [ebx+28h]
Patch<uint8_t>( do_processing.get<uint8_t*>(7), 0x74 ); // jge -> jz
}
TXN_CATCH();
// Fixed ammo from SCM
try
{
using namespace ZeroAmmoFix;
std::array<void*, 2> give_weapon = {
get_pattern( "6B C0 2E 6A 01 56 8B 3C", 0x15 ),
get_pattern( "89 F9 6A 01 55 50 E8", 6 ),
};
HookEach_GiveWeapon(give_weapon, InterceptCall);
}
TXN_CATCH();
// Extras working correctly on bikes
try
{
auto createInstance = get_pattern( "89 C1 8B 41 04" );
InjectHook( createInstance, CreateInstance_BikeFix, HookType::Call );
}
TXN_CATCH();
// Credits =)
try
{
auto renderCredits = pattern( "8D 44 24 28 83 C4 14 50 FF 35 ? ? ? ? E8 ? ? ? ? 8D 44 24 1C 59 59 50 FF 35 ? ? ? ? E8 ? ? ? ? 59 59" ).get_one();
ReadCall( renderCredits.get<void>( -50 ), Credits::PrintCreditText );
ReadCall( renderCredits.get<void>( -5 ), Credits::PrintCreditText_Hooked );
InjectHook( renderCredits.get<void>( -5 ), Credits::PrintSPCredits );
}
TXN_CATCH();
// Decreased keyboard input latency
try
{
using namespace KeyboardInputFix;
auto updatePads = pattern( "66 8B 42 1A" ).get_one();
void* jmpDest = get_pattern( "66 A3 ? ? ? ? 5F", 6 );
void* simButtonCheckers = get_pattern( "56 57 B3 01", 0x16 );
NewKeyState = *updatePads.get<void*>( 0x27 + 1 );
OldKeyState = *updatePads.get<void*>( 4 + 1 );
TempKeyState = *updatePads.get<void*>( 0x270 + 1 );
ReadCall( simButtonCheckers, orgClearSimButtonPressCheckers );
InjectHook( simButtonCheckers, ClearSimButtonPressCheckers );
InjectHook( updatePads.get<void>( 9 ), jmpDest, HookType::Jump );
}
TXN_CATCH();
// Locale based metric/imperial system
try
{
using namespace Localization;
void* updateCompareFlag = get_pattern( "89 D9 6A 00 E8 ? ? ? ? 30 C0 83 C4 70 5D 5F 5E 5B C2 04 00", 4 );
auto constructStatLine = pattern( "85 C0 74 11 83 E8 01 83 F8 03" ).get_one();
ReadCall( updateCompareFlag, orgUpdateCompareFlag_IsMetric );
InjectHook( updateCompareFlag, UpdateCompareFlag_IsMetric );
// Stats
Nop( constructStatLine.get<void>( -11 ), 1 );
InjectHook( constructStatLine.get<void>( -11 + 1 ), PrefsLanguage_IsMetric, HookType::Call );
Nop( constructStatLine.get<void>( -2 ), 2 );
}
TXN_CATCH();
// Corrected FBI Washington sirens sound
// Primary siren lower pitched like in FBI Rancher and secondary siren higher pitched
try
{
using namespace SirenSwitchingFix;
// Other mods might be touching it, so only patch specific vehicles if their code has not been touched at all
auto sirenPitch = pattern( "83 F8 17 74 32" ).get_one();
InjectHook( sirenPitch.get<void>( 5 ), IsFBIRanchOrFBICar, HookType::Call );
Patch( sirenPitch.get<void>( 5 + 5 ), { 0x84, 0xC0 } ); // test al, al
Nop( sirenPitch.get<void>( 5 + 5 + 2 ), 4 );
// Pitch shift FBI Washington primary siren
try
{
struct tVehicleSampleData {
int m_nAccelerationSampleIndex;
char m_bEngineSoundType;
int m_nHornSample;
int m_nHornFrequency;
char m_nSirenOrAlarmSample;
int m_nSirenOrAlarmFrequency;
char m_bDoorType;
};
tVehicleSampleData* dataTable = *get_pattern<tVehicleSampleData*>( "8B 04 95 ? ? ? ? 89 43 1C", 3 );
// Only pitch shift if table hasn't been relocated elsewhere
if ( GetModuleHandle( nullptr ) == ModCompat::Utils::GetModuleHandleFromAddress(dataTable) )
{
// fbicar frequency = fbiranch frequency
dataTable[17].m_nSirenOrAlarmFrequency = dataTable[90].m_nSirenOrAlarmFrequency;
}
}
TXN_CATCH();
}
TXN_CATCH();
// Allow extra6 to be picked with component rule 4 (any)
try
{
void* extraMult6 = get_pattern( "D8 0D ? ? ? ? D9 7C 24 04 8B 44 24 04 80 4C 24 05 0C D9 6C 24 04 89 44 24 04 DB 5C 24 08 D9 6C 24 04 8B 44 24 08 83 C4 10 5D", 2 );
static const float MULT_6 = 6.0f;
Patch( extraMult6, &MULT_6 );
}
TXN_CATCH();
// Make drive-by one shot sounds owned by the driver instead of the car
// Fixes incorrect weapon sound being used for drive-by
try
{
auto getDriverOneShot = pattern( "FF 35 ? ? ? ? 6A 37 50 E8 ? ? ? ? 83 7E 08 00" ).get_one();
// nop
// mov ecx, ebx
// call CVehicle::GetOneShotOwnerID
Patch( getDriverOneShot.get<void>( -8 ), { 0x90, 0x89, 0xD9 } );
InjectHook( getDriverOneShot.get<void>( -5 ), &CVehicle::GetOneShotOwnerID_SilentPatch, HookType::Call );
}
TXN_CATCH();
// Fixed vehicles exploding twice if the driver leaves the car while it's exploding
try
{
using namespace RemoveDriverStatusFix;
auto removeDriver = pattern("8A 43 50 24 07 0C 20 88 43 50 E8").get_one();
auto processCommands1 = get_pattern("88 42 50 8B 33");
auto processCommands2 = get_pattern("88 42 50 8B AE");
auto removeThisPed = get_pattern("88 42 50 8B 85");
auto pedSetOutCar = get_pattern("0C 20 88 47 50 8B 85", 2);
Nop(removeDriver.get<void>(), 2);
InjectHook(removeDriver.get<void>(2), RemoveDriver_SetStatus, HookType::Call);
// CVehicle::RemoveDriver already sets the status to STATUS_ABANDONED, these are redundant
Nop(processCommands1, 3);
Nop(processCommands2, 3);
Nop(removeThisPed, 3);
Nop(pedSetOutCar, 3);
}
TXN_CATCH();
// Apply the environment mapping on extra components
try
{
using namespace EnvMapsOnExtras;
auto forAllAtomics = pattern("50 E8 ? ? ? ? 66 8B 4B 44").get_one();
// push eax -> push ebx
Patch<uint8_t>(forAllAtomics.get<void>(), 0x53);
InterceptCall(forAllAtomics.get<void>(1), orgRpClumpForAllAtomics, RpClumpForAllAtomics_ExtraComps);
}
TXN_CATCH();
// Fix probabilities in CVehicle::InflictDamage incorrectly assuming a random range from 0 to 100.000
try
{
auto probability = get_pattern("66 81 7B 5A ? ? 73 50", 4);
Patch<uint16_t>(probability, 35000u / 2u);
}
TXN_CATCH();
// Null terminate read lines in CPlane::LoadPath
try
{
using namespace NullTerminatedLines;
auto loadPath = get_pattern("DD D8 45 E8", 3);
InterceptCall(loadPath, orgSscanf_LoadPath, sscanf1_LoadPath_Terminate);
}
TXN_CATCH();
// Don't reset mouse sensitivity on New Game
try
{
using namespace MouseSensNewGame;
auto cameraInit = pattern("C7 85 14 09 00 00 00 00 00 00 C7 05 ? ? ? ? ? ? ? ? C7 05").get_one();
auto setDirMyDocuments = get_pattern("89 CD E8 ? ? ? ? 68", 2);
DefaultHorizontalAccel = *cameraInit.get<float>(20 + 2 + 4);
fMouseAccelHorzntl = *cameraInit.get<float*>(20 + 2);
Nop(cameraInit.get<void>(20), 10);
InterceptCall(setDirMyDocuments, orgSetDirMyDocuments, SetDirMyDocuments_ResetMouse);
}
TXN_CATCH();
// Fixed pickup effects
try
{
using namespace PickupEffectsFixes;
// Give money pickups color ID 37, like most other "generic" pickups
// Coincidentally, it's also the most likely color to be "randomly" assigned to them now
auto bigDollarColor = get_pattern("C6 44 24 ? 00 E9 ? ? ? ? 8D 80 00 00 00 00 0F B7 1D ? ? ? ? 39 CB 75 0C");
// Remove the glow from minigun2
auto minigun2Glow = get_pattern("8D 41 01 89 CB");
// Don't spawn the grenade together with the detonator in the pickup
// FLA might be altering this due to the usage of 16-bit IDs? Just in case allow for graceful failure
try
{
auto pickupExtraObject = pattern("75 04 66 8B 70 58").get_one();
Nop(pickupExtraObject.get<void>(), 1);
InjectHook(pickupExtraObject.get<void>(1), &PickUpEffects_GiveUsAnObject, HookType::Call);
}
TXN_CATCH();
InjectHook(bigDollarColor, &PickUpEffects_BigDollarColor, HookType::Call);
InjectHook(minigun2Glow, &PickUpEffects_Minigun2Glow, HookType::Call);
}
TXN_CATCH();
// Fixed the muzzle flash facing the wrong direction
// By Wesser
try
{
auto fireInstantHit = pattern("D9 44 24 50 D8 44 24 44").get_one();
// Replace fld [esp].vecSource with fldz, as vecEnd is already absolute
Patch(fireInstantHit.get<void>(), { 0xD9, 0xEE, 0x90, 0x90 });
Patch(fireInstantHit.get<void>(15), { 0xD9, 0xEE, 0x90, 0x90 });
Patch(fireInstantHit.get<void>(30), { 0xD9, 0xEE, 0x90, 0x90 });
}
TXN_CATCH();
// Fixed IS_PLAYER_TARGETTING_CHAR incorrectly detecting targetting in Classic controls
// when the player is not aiming
// By Wesser
try
{
using namespace IsPlayerTargettingCharFix;
auto isPlayerTargettingChar = pattern("83 7C 24 ? ? A3 ? ? ? ? 0F 84").get_one();
auto using1stPersonWeaponMode = static_cast<decltype(Using1stPersonWeaponMode)>(get_pattern("66 83 F8 07 74 18", -7));
bool* useMouse3rdPerson = *get_pattern<bool*>("80 3D ? ? ? ? ? 75 09 66 C7 05 ? ? ? ? ? ? 8B 35", 2);
void* theCamera = *get_pattern<void*>("B9 ? ? ? ? 31 DB E8", 1);
Using1stPersonWeaponMode = using1stPersonWeaponMode;
bUseMouse3rdPerson = useMouse3rdPerson;
TheCamera = theCamera;
// Move mov ds:dword_784030, eax one instruction earlier so we don't need
// to include it in the patched routine
memmove(isPlayerTargettingChar.get<void>(), isPlayerTargettingChar.get<void>(5), 5);
InjectHook(isPlayerTargettingChar.get<void>(5), IsPlayerTargettingChar_ExtraChecks, HookType::Call);
}
TXN_CATCH();
// Use PS2 randomness for Rosenberg audio to hopefully bring the odds closer to PS2
// The functionality was never broken on PC - but the random distribution seemingly made it looks as if it was
try
{
using namespace ConsoleRandomness;
auto busted_audio_rand = get_pattern("80 BB 48 01 00 00 00 0F 85 ? ? ? ? E8 ? ? ? ? 25 FF FF 00 00", 13);
InjectHook(busted_audio_rand, rand15);
}
TXN_CATCH();
// Reset variables on New Game
try
{
using namespace VariableResets;
auto game_initialise = get_pattern("6A 00 E8 ? ? ? ? 83 C4 0C 68 ? ? ? ? E8 ? ? ? ? 59 C3", 15);
std::array<void*, 2> reinit_game_object_variables = {
get_pattern("74 05 E8 ? ? ? ? E8 ? ? ? ? 80 3D", 7),
get_pattern("C6 05 ? ? ? ? ? E8 ? ? ? ? C7 05", 7)
};
InterceptCall(game_initialise, orgGameInitialise, GameInitialise);
HookEach_ReInitGameObjectVariables(reinit_game_object_variables, InterceptCall);
// Variables to reset
GameVariablesToReset.emplace_back(*get_pattern<bool*>("7D 09 80 3D ? ? ? ? ? 74 32", 2 + 2)); // Free resprays
GameVariablesToReset.emplace_back(*get_pattern<int*>("7D 78 A1 ? ? ? ? 05", 2 + 1)); // LastTimeAmbulanceCreated
GameVariablesToReset.emplace_back(*get_pattern<int*>("A1 ? ? ? ? 05 ? ? ? ? 39 05 ? ? ? ? 0F 86 ? ? ? ? 8B 15", 1)); // LastTimeFireTruckCreated
}
TXN_CATCH();
// Ped speech fix
// Based off Sergenaur's fix
try
{
// Remove the artificial 6s delay between any ped speech samples
auto delay_check = get_pattern("80 BE ? ? ? ? ? 0F 85 ? ? ? ? B9", 7);
auto comment_delay_id1 = get_pattern("0F B7 C2 DD D8 C1 E0 04");
auto comment_delay_id2 = pattern("0F B7 95 DA 05 00 00 D9 6C 24 04").get_one();
Nop(delay_check, 6);
// movzx eax, dx -> movzx eax, bx
Patch(comment_delay_id1, { 0x0F, 0xB7, 0xC3 });
// movzx edx, word ptr [ebp+5DAh] -> movzx edx, bx \ nop
Patch(comment_delay_id2.get<void>(), { 0x0F, 0xB7, 0xD3 });
Nop(comment_delay_id2.get<void>(3), 4);
}
TXN_CATCH();
// Disabled backface culling on detached car parts, peds and specific models
try
{
using namespace SelectableBackfaceCulling;
auto entity_render = pattern("56 75 06 5E 5B C3").get_one();
EntityRender_Prologue_JumpBack = entity_render.get<void>();
// Check if CEntity::Render is already re-routed by something else
if (*entity_render.get<uint8_t>(-7) == 0xE9)
{
ReadCall(entity_render.get<void>(-7), orgEntityRender);
}
InjectHook(entity_render.get<void>(-7), EntityRender_BackfaceCulling, HookType::Jump);
}
TXN_CATCH();
// Correct the duration of the outro splash to 2.5 seconds
// The outro splash displays for 150 ticks from the moment it fully fades in, with the tick cpimt supposedly incrementing every 10ms
// However, since the game is locked to 30FPS, the tick count actually increments every 33.3ms, so the splash takes around 5s
// Correct the "tick rate" to 33ms and the "tick count" to 75, so it is more or less 2.5s at 30FPS,
// and similarly long when running at 60FPS or uncapped. The original code hints at 1.5s,
// but that makes it hard to read the splash before it vanishes
//
// Also fix the splash flickering for a frame when fading in
try
{
using namespace OutroSplashFix;
auto outro_tick_rate = get_pattern("83 F8 0A 76 10", 2);
auto outro_tick_count = get_pattern("81 3D ? ? ? ? 96 00 00 00", 6);
auto splash_rgba = get_pattern("E8 ? ? ? ? DB 05 ? ? ? ? 8D 54 24 2C");
auto alpha_clamp = get_pattern("8A 83 ? ? ? ? 8D 4C 24 2C");
// Ideally, we want (time - lastTime) >= 33, but we can express the same with > 32
Patch<uint8_t>(outro_tick_rate, 32);
Patch<uint32_t>(outro_tick_count, 75);
InterceptCall(splash_rgba, orgRGBASet, RGBASet_Clamp);
// al -> eax
Patch<uint8_t>(alpha_clamp, 0x8B);
}
TXN_CATCH();
}
BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
{
UNREFERENCED_PARAMETER(hinstDLL);
UNREFERENCED_PARAMETER(lpvReserved);
if ( fdwReason == DLL_PROCESS_ATTACH )
{
const auto [width, height] = GetDesktopResolution();
sprintf_s(aNoDesktopMode, "Cannot find %ux%ux32 video mode", width, height);
// This scope is mandatory so Protect goes out of scope before rwcseg gets fixed
{
std::unique_ptr<ScopedUnprotect::Unprotect> Protect = ScopedUnprotect::UnprotectSectionOrFullModule( GetModuleHandle( nullptr ), ".text" );
const int8_t version = Memory::GetVersion().version;
if ( version == 0 ) Patch_VC_10(width, height);
else if ( version == 1 ) Patch_VC_11(width, height);
else if ( version == 2 ) Patch_VC_Steam(width, height);
// Y axis sensitivity only
else if (*(DWORD*)0x601048 == 0x5E5F5D60) Patch_VC_JP();
Patch_VC_Common();
Common::Patches::III_VC_Common();
Common::Patches::DDraw_Common();
Common::Patches::III_VC_SetDelayedPatchesFunc( InjectDelayedPatches_VC_Common );
}
Common::Patches::FixRwcseg_Patterns();
}
return TRUE;
}
extern "C" __declspec(dllexport)
uint32_t GetBuildNumber()
{
return (SILENTPATCH_REVISION_ID << 8) | SILENTPATCH_BUILD_ID;
}
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