Add Darwin's Paradox fixes & cheats
This commit is contained in:
321
DarwinsParadox/dllmain.cpp
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321
DarwinsParadox/dllmain.cpp
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#include "CommonHeaders.h"
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#include "UEngine.hpp"
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#include "UETools.hpp"
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#include "UEvars.hpp"
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#include "Logger.hpp"
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#include "SDK/Basic.hpp"
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#include "SDK/Engine_classes.hpp"
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#include "SDK/DarwinParadox_classes.hpp"
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using namespace SDK;
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// Constants
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const std::string PLUGIN_NAME = "DarwinsParadox";
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const std::string PLUGIN_LOG = PLUGIN_NAME + ".log";
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constexpr ULONGLONG DEFAULT_DELAY_BETWEEN_TICK = 500; // Used for retrieving Game resolution
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// Logger
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std::shared_ptr<spdlog::logger> logger;
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// Screen informations
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static int screenWidth = GetSystemMetrics(SM_CXSCREEN);
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static int screenHeight = GetSystemMetrics(SM_CYSCREEN);
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static float g_AspectRatio = (float)screenWidth / screenHeight;
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// Plugin states
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static bool AOBScanDone = false;
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static bool g_Console = false;
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static bool g_fix_enabled = false;
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static bool g_fov_fix_enabled = false;
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static bool g_ultrawide_fix_enabled = false;
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static bool g_DOF_fix_enabled = false;
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static bool g_CA_fix_enabled = false;
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static bool g_Vignetting_fix_enabled = false;
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static bool g_Fog_fix_enabled = false;
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static bool g_TimeDilation_fix_enabled = false;
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static bool g_Stealth_fix_enabled = false;
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static int g_AdditionalFOVValue = 0;
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static float g_WorldTimeDilationValue = 1.f;
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static bool user_inputs_logged = false;
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// Shared values
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static float g_FOV_In = 80.f;
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static float g_CompensatedFOV = 80.f;
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static float g_FOV_Out = 80.f;
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// AOB Scan pointers
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static uint8_t* DOFaddress = nullptr;
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static uint8_t* CAaddress = nullptr;
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static uint8_t* Vignettingaddress = nullptr;
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static uint8_t* Fogaddress = nullptr;
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static uint8_t* CameraComponentaddress = nullptr;
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static uint8_t* WorldTimedilationaddress = nullptr;
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static uint8_t* Timedilationaddress = nullptr;
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// Hooking
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static SafetyHookMid FOVHook{};
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static SafetyHookMid PEHook{};
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static SafetyHookMid WorldTimeDilationHook{};
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static SafetyHookMid TimeDilationHook{};
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// Prototypes
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static void FOVFixEnabled();
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static void UltraWideFixEnabled();
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static void DOFFixEnabled();
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static void CAFixEnabled();
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static void VignettingFixEnabled();
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static void FogFixEnabled();
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static void EnableConsole();
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static void EnableCheats(Cheat cheat);
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static void ProcessEvent();
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extern "C" __declspec(dllexport) void SetFixEnabled(bool enabled, bool init) {
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g_fix_enabled = enabled;
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if (!AOBScanDone) { // Unreal Engine 5.4.4
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logger->info("--------------- AOB scan started ---------------");
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constexpr auto CameraComponentStringObfuscated = make_obfuscated<0xF3>("EB ?? F3 0F ?? ?? ?? ?? ?? ?? F3 0F ?? ?? ?? 8B 83");
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constexpr auto DOFStringObfuscated = make_obfuscated<0xC1>("8B ?? ?? 48 ?? ?? E8 ?? ?? ?? ?? 0F ?? ?? 48 6B ?? ?? 48 8D");
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constexpr auto CAStringObfuscated = make_obfuscated<0x39>("7F ?? 44 89 ?? ?? ?? ?? ?? 43 8B ?? ?? 39 05 ?? ?? ?? ?? 0F 8F");
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constexpr auto VignettingStringObfuscated = make_obfuscated<0xEB>("8B ?? 83 ?? ?? 7D ?? 44 89 ?? ?? ?? ?? ?? EB");
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constexpr auto FogStringObfuscated = make_obfuscated<0x75>("74 ?? 48 8B ?? ?? ?? ?? ?? 83 ?? ?? ?? 75 ?? 40 ?? ?? EB ?? 40 ?? ?? 48 8B");
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constexpr auto WorldTimeDilationStringObfuscated = make_obfuscated<0x59>("F3 0F 10 ?? ?? ?? ?? ?? F3 0F 59 ?? ?? ?? ?? ?? F3 0F 59 ?? ?? ?? ?? ?? C3");
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constexpr auto TimeDilationStringObfuscated = make_obfuscated<0x44>("F3 0F ?? ?? ?? EB ?? F3 0F ?? ?? ?? ?? ?? ?? 48 8B ?? ?? 4C ?? ?? F3 0F ?? ?? 44");
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using AOBScan::Make;
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using OffsetScan::Make;
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// Prepare all data for scanning
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std::vector<AOBScanEntry> signatures = {
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Make(&CameraComponentaddress, CameraComponentStringObfuscated, "Camera component"),
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Make(&DOFaddress, DOFStringObfuscated, "DOF"),
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Make(&CAaddress, CAStringObfuscated, "Chromatic aberrations"),
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Make(&Vignettingaddress, VignettingStringObfuscated, "Vignetting"),
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Make(&Fogaddress, FogStringObfuscated, "Fog"),
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Make(&WorldTimedilationaddress, WorldTimeDilationStringObfuscated, "World time dilation"),
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Make(&Timedilationaddress, TimeDilationStringObfuscated, "Actor time dilation"),
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};
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// Scan all signature in a batch
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Memory::AOBScanBatch(signatures, logger);
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if (CameraComponentaddress && DOFaddress && CAaddress && Vignettingaddress &&
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Fogaddress && WorldTimedilationaddress && Timedilationaddress)
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logger->info("All AOB signatures found. Ready to patch...");
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if (!GObjectsaddress || !AppendStringaddress || !ProcessEventaddress) {
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logger->info("------------ UEngine offsets search ------------");
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uint8_t* baseModule = reinterpret_cast<uint8_t*>(GetModuleHandleA(nullptr)); // Get game base address
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constexpr auto GObjetcsStringObfuscated = make_obfuscated<0x8D>("48 8B ?? ?? ?? ?? ?? 48 8B ?? ?? 48 8D ?? ?? EB ?? 33");
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constexpr auto AppendStringStringObfuscated = make_obfuscated<0x80>("48 89 ?? ?? ?? 48 89 ?? ?? ?? 57 48 83 ?? ?? 80 3D ?? ?? ?? ?? ?? 48 ?? F2 8B ?? 48 ?? ?? 74 ?? 4C 8D ?? ?? ?? ?? ?? EB ?? 48 8D ?? ?? ?? ?? ?? E8 ?? ?? ?? ?? 4C");
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constexpr auto ProcessEventStringObfuscated = make_obfuscated<0x56>("40 ?? 56 57 41 ?? 41 ?? 41 ?? 41 ?? 48 81 ?? ?? ?? ?? ?? 48 8D ?? ?? ?? 48 89 ?? ?? ?? ?? ?? 48 8B ?? ?? ?? ?? ?? 48 ?? ?? 48 89 ?? ?? ?? ?? ?? 4D");
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// Prepare all data for scanning
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std::vector<OffsetScanEntry> UEoffsetsScans = {
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Make(&GObjectsaddress, GObjetcsStringObfuscated, "GObjects", OffsetCalcType::GetOffsetFromOpcode, &Offsets::GObjects, 0x3),
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Make(&AppendStringaddress, AppendStringStringObfuscated, "AppendString", OffsetCalcType::UE_CalculateOffset, &Offsets::AppendString),
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Make(&ProcessEventaddress, ProcessEventStringObfuscated, "ProcessEvent", OffsetCalcType::UE_CalculateOffset, &Offsets::ProcessEvent)
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};
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// Retrieve all Unreal Engine offsets in a batch
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Memory::OffsetScanBatch(UEoffsetsScans, baseModule, logger, "");
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}
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logger->info("-------------- Fixes initialisation -------------");
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AOBScanDone = true;
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}
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if (!init && CameraComponentaddress) FOVFixEnabled();
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if (!init && CameraComponentaddress) UltraWideFixEnabled();
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if (!init && DOFaddress) DOFFixEnabled();
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if (!init && CAaddress) CAFixEnabled();
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if (!init && Vignettingaddress) VignettingFixEnabled();
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if (!init && Fogaddress) FogFixEnabled();
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if (!init && WorldTimedilationaddress) {
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EnableCheats(Cheat::TimeDilation);
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EnableCheats(Cheat::Stealth);
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}
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ProcessEvent();
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}
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// Setters for Reshade addon call
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extern "C" __declspec(dllexport) void SetFixesEnabled(GameFixes fix, bool enabled) { // Set each fix individually
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if (fix == GameFixes::DevConsole) { g_Console = enabled; EnableConsole(); }
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if (fix == GameFixes::FOV) { g_fov_fix_enabled = enabled; FOVFixEnabled(); }
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if (fix == GameFixes::UltraWide) { g_ultrawide_fix_enabled = enabled; UltraWideFixEnabled(); }
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if (fix == GameFixes::DOF) { g_DOF_fix_enabled = enabled; DOFFixEnabled(); }
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if (fix == GameFixes::ChromaticAberrations) { g_CA_fix_enabled = enabled; CAFixEnabled(); }
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if (fix == GameFixes::Vignetting) { g_Vignetting_fix_enabled = enabled; VignettingFixEnabled(); }
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if (fix == GameFixes::Fog) { g_Fog_fix_enabled = enabled; FogFixEnabled(); }
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if (fix == GameFixes::TimeDilation) { g_TimeDilation_fix_enabled = enabled; EnableCheats(Cheat::TimeDilation); }
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if (fix == GameFixes::Stealth) { g_Stealth_fix_enabled = enabled; EnableCheats(Cheat::Stealth); }
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}
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extern "C" __declspec(dllexport) void SetValues(GameSetting setting, float value) {
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if (setting == GameSetting::FOV) g_AdditionalFOVValue = (int)(value);
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if (setting == GameSetting::WorldTimeDilation) g_WorldTimeDilationValue = value;
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}
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// Getters for Reshade addon call
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extern "C" __declspec(dllexport) void GetGameInfos(GameInfos* infos) {
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if (!infos) return;
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infos->FOVIn = g_FOV_In;
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infos->CompensatedFOV = g_CompensatedFOV;
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infos->FOVOut = g_FOV_Out;
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infos->consoleEnabled = g_Console_Enabled;
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infos->screenWidth = screenWidth;
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infos->screenHeight = screenHeight;
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infos->aspectRatio = (float)screenWidth / screenHeight;
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}
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// Code injection functions
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static ULONGLONG lastScanTick = 0; // Last time tick was called
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static void ProcessEvent() {
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if (!PEHook && ProcessEventaddress) {
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PEHook = safetyhook::create_mid(ProcessEventaddress + 0xc,
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[](SafetyHookContext& ctx) {
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UObject* object = (UObject*)ctx.rcx;
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UFunction* func = (UFunction*)ctx.rdx;
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ULONGLONG now = GetTickCount64();
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if (now - lastScanTick >= DEFAULT_DELAY_BETWEEN_TICK) { // Get game resolution every 500 ms, (like when alt-tabbing or changing settings)
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lastScanTick = now;
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GetResolution(screenWidth, screenHeight, g_AspectRatio);
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}
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});
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}
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}
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static void FOVFixEnabled() {
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if (g_fix_enabled && g_fov_fix_enabled && CameraComponentaddress) {
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if (!FOVHook) { // Hook only once
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FOVHook = safetyhook::create_mid(CameraComponentaddress + 0xa,
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[](SafetyHookContext& ctx) {
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UWorld* world = UWorld::GetWorld();
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// Game default FOV is locked to 60, we need to unlock it before applying our fix
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if (world && world->PersistentLevel) {
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UZGameplayStatics::UnlockFOV(world);
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if (UZGameplayStatics::IsInCinematicMode(world)) return;
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}
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g_FOV_In = ctx.xmm0.f32[0];
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ctx.xmm0.f32[0] += (g_fix_enabled && g_fov_fix_enabled ? g_AdditionalFOVValue : 0);
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g_FOV_Out = ctx.xmm0.f32[0];
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});
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}
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else FOVHook.enable();
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}
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if (!(g_fix_enabled && g_fov_fix_enabled) && CameraComponentaddress)
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if (FOVHook) FOVHook.disable();
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logger->info("FOV fix {}", g_fix_enabled && g_fov_fix_enabled ? "enabled" : "disabled");
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}
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// Cheats
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static void EnableCheats(Cheat cheat) {
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if (WorldTimedilationaddress && !WorldTimeDilationHook) {
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WorldTimeDilationHook = safetyhook::create_mid(WorldTimedilationaddress + 0x10,
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[](SafetyHookContext& ctx) {
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// From AWorldSettings retrieved from world->K2_GetWorldSettings()
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ctx.xmm0.f32[0] *= g_TimeDilation_fix_enabled ? g_WorldTimeDilationValue : 1.f;
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});
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}
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if (Timedilationaddress && !TimeDilationHook) {
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TimeDilationHook = safetyhook::create_mid(Timedilationaddress,
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[](SafetyHookContext& ctx) {
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if (!ctx.rbx) return;
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UObject* object = (UObject*)ctx.rbx;
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if (!object || !object->Class) return;
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if (object->IsA(AZCharacter::StaticClass())) {
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AZCharacter* character = static_cast<AZCharacter*>(object);
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if (g_Stealth_fix_enabled) {
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if (character->SensingComponent) {
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//character->SensingComponent->SetEnabled(false);
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character->SensingComponent->ResetSensing();
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character->SensingComponent->SetSensingLOD(ESensingLOD::None);
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}
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}
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else if (character->SensingComponent) character->SensingComponent->SetSensingLOD(ESensingLOD::Light);
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}
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});
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}
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if (cheat == Cheat::TimeDilation) logger->info("Time dilation cheat {}", g_TimeDilation_fix_enabled ? "enabled" : "disabled");
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if (cheat == Cheat::Stealth) logger->info("Stealth cheat {}", g_Stealth_fix_enabled ? "enabled" : "disabled");
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}
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// Memory patch fixes
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static void UltraWideFixEnabled() {
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if (g_fix_enabled && g_ultrawide_fix_enabled && CameraComponentaddress)
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Memory::PatchBytes(CameraComponentaddress + 0x18, "\x31\xC9\x90\x90\x90\x90\x90", 7); // bConstrainAspectRatio = 0
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if (!(g_fix_enabled && g_ultrawide_fix_enabled) && CameraComponentaddress)
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Memory::RestoreBytes(CameraComponentaddress + 0x18);
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logger->info("Ultrawide fix {}", g_fix_enabled && g_ultrawide_fix_enabled ? "enabled" : "disabled");
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}
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static void DOFFixEnabled() {
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if (g_fix_enabled && g_DOF_fix_enabled && DOFaddress) {
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Memory::PatchBytes(DOFaddress, "\x31\xFF\x90", 3); // xor edi,edi r.DepthOfFieldQuality = 0
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logger->info("Depth of field fix enabled");
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}
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if (!(g_fix_enabled && g_DOF_fix_enabled) && DOFaddress) {
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Memory::RestoreBytes(DOFaddress);
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logger->info("Depth of field fix disabled");
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}
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}
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static void CAFixEnabled() {
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if (g_fix_enabled && g_CA_fix_enabled && CAaddress) {
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Memory::PatchBytes(CAaddress, "\x90\x90", 2); // NOP x 2 r.SceneColorFringeQuality = 0
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logger->info("Chromatics aberrations fix enabled");
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}
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if (!(g_fix_enabled && g_CA_fix_enabled) && CAaddress) {
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Memory::RestoreBytes(CAaddress);
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logger->info("Chromatics aberrations fix disabled");
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}
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}
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static void VignettingFixEnabled() {
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if (g_fix_enabled && g_Vignetting_fix_enabled && Vignettingaddress) {
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Memory::PatchBytes(Vignettingaddress, "\x31\xC9", 2); // xor ecx,ecx r.Tonemapper.Quality=0
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logger->info("Vignetting fix enabled");
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}
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if (!(g_fix_enabled && g_Vignetting_fix_enabled) && Vignettingaddress) {
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Memory::RestoreBytes(Vignettingaddress);
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logger->info("Vignetting fix disabled");
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}
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}
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static void FogFixEnabled() {
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if (g_fix_enabled && g_Fog_fix_enabled && Fogaddress) {
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Memory::PatchBytes(Fogaddress, "\xEB", 1); // jmp -> r.Fog 0
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logger->info("Fog fix enabled");
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}
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if (!(g_fix_enabled && g_Fog_fix_enabled) && Fogaddress) {
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Memory::RestoreBytes(Fogaddress);
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logger->info("Fog fix disabled");
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}
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}
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// UE Console creation
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static void EnableConsole() {
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if (g_Console_Enabled || !g_Console || !GObjectsaddress || !AppendStringaddress || !ProcessEventaddress) {
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if (!g_Console && !user_inputs_logged) {
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logger->info("------------------ User inputs ------------------");
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user_inputs_logged = true;
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}
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return;
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}
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logger->info("-------------- Console re-enabling --------------");
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ReactivateDevConsole(logger);
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}
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// Standard dll entry
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BOOL APIENTRY DllMain(HMODULE hModule, DWORD reason, LPVOID) {
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if (reason == DLL_PROCESS_ATTACH) {
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logger = InitializeLogger("Darwin's Paradox", PLUGIN_LOG);
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logger->info("Plugin {} loaded.", PLUGIN_NAME);
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}
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else if (reason == DLL_PROCESS_DETACH) {
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logger->info("Plugin {} unloaded.", PLUGIN_NAME);
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spdlog::drop_all();
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}
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return TRUE;
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}
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Block a user