423 lines
18 KiB
C++
423 lines
18 KiB
C++
#include "CommonHeaders.h"
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#include "GameFixes.h"
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#include "GameInformations.h"
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#include "ObfuscateString.h"
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#include "Memory.hpp"
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#include "Maths.hpp"
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#include "UEngine.hpp"
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#include "SDK/Basic.hpp"
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#include "SDK/Engine_classes.hpp"
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using namespace SDK;
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// Constants
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const std::string PLUGIN_NAME = "VoidTrain";
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const std::string PLUGIN_LOG = PLUGIN_NAME + ".log";
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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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const float baseAspect = 1.7777778; // Game base aspect ratio
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static float 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_fix_enabled = false;
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static bool g_fov_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_HUD_fix_enabled = false;
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static int g_AdditionalFOVValue = 0;
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// HUD safe zone
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static float leftOffset = 0.f;
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static float rightOffset = 0.f;
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// Shared values
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static float g_FOV_In = 90.f;
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static float g_FOV_Out = 90.f;
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static float g_CompensatedFOV = 90.f;
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static bool g_Console_Enabled = false;
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// AOB Unreal Engine offsets addresses
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static uint8_t* GObjectsaddress = nullptr;
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static uint8_t* GNamesaddress = nullptr;
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static uint8_t* AppendStringaddress = nullptr;
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static uint8_t* ProcessEventaddress = nullptr;
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// AOB Scan pointers
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static uint8_t* FOVaddress = nullptr;
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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* VolumetricFogaddress = nullptr;
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static uint8_t* Fogaddress = nullptr;
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static uint8_t* HUDaddress = nullptr;
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// Hooking
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static SafetyHookMid FOVHook{};
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static SafetyHookMid FogHook{};
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static SafetyHookMid HUDHook{};
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// Prototypes
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static void FOVFixEnabled();
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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 HUDFixEnabled();
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static void EnableConsole();
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static void SkipIntro();
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extern "C" __declspec(dllexport) void SetFixEnabled(bool enabled, bool init)
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{
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g_fix_enabled = enabled;
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if (g_fix_enabled && !AOBScanDone) { // Unreal Engine 4.27.2
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logger->info("--------------- AOB scan started ---------------");
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if (!FOVaddress) {
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constexpr auto FOVStringObfuscated = make_obfuscated<0x4A>("C6 84 ?? ?? ?? ?? ?? ?? 48 ?? ?? 74 ?? E8 ?? ?? ?? ?? 0F ?? ?? 48 8B");
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FOVaddress = Memory::AOBScan("", FOVStringObfuscated.decrypt(), PAGE_EXECUTE_READ);
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if (!FOVaddress)
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logger->warn("FOV signature not found. Maybe your game has been updated and is no more compatible with this plugin.");
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else {
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logger->info("FOV signature found at address: 0x{:X}.", reinterpret_cast<uintptr_t>(FOVaddress));
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FOVaddress += 0x12;
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}
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}
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if (!DOFaddress) {
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constexpr auto DOFStringObfuscated = make_obfuscated<0x4A>("8B ?? ?? E8 ?? ?? ?? ?? 8B ?? E8 ?? ?? ?? ?? 84 ?? 74 ?? 48");
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DOFaddress = Memory::AOBScan("", DOFStringObfuscated.decrypt(), PAGE_EXECUTE_READ);
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if (!DOFaddress)
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logger->warn("DOF signature not found. Maybe your game has been updated and is no more compatible with this plugin.");
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else
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logger->info("DOF signature found at address: 0x{:X}.", reinterpret_cast<uintptr_t>(DOFaddress));
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}
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if (!CAaddress) {
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constexpr auto CAStringObfuscated = make_obfuscated<0x4A>("7F ?? 89 B3 ?? ?? ?? ?? 8B ?? ?? 39 05");
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CAaddress = Memory::AOBScan("", CAStringObfuscated.decrypt(), PAGE_EXECUTE_READ);
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if (!CAaddress)
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logger->warn("Chromatic aberrations signature not found. Maybe your game has been updated and is no more compatible with this plugin.");
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else
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logger->info("Chromatic aberrations signature found at address: 0x{:X}.", reinterpret_cast<uintptr_t>(CAaddress));
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}
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if (!Vignettingaddress) {
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constexpr auto CAStringObfuscated = make_obfuscated<0x4A>("8B ?? 83 ?? ?? 7D ?? 89 B3 ?? ?? ?? ?? 83 F9");
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Vignettingaddress = Memory::AOBScan("", CAStringObfuscated.decrypt(), PAGE_EXECUTE_READ);
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if (!Vignettingaddress)
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logger->warn("Vignetting signature not found. Maybe your game has been updated and is no more compatible with this plugin.");
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else
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logger->info("Vignetting signature found at address: 0x{:X}.", reinterpret_cast<uintptr_t>(Vignettingaddress));
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}
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if (!Fogaddress) {
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constexpr auto FogStringObfuscated = make_obfuscated<0x4A>("83 78 ?? ?? 75 ?? B3 ?? EB ?? 32 ?? 48 8B ?? ?? ?? 48 ?? ?? 74");
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Fogaddress = Memory::AOBScan("", FogStringObfuscated.decrypt(), PAGE_EXECUTE_READ);
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if (!Fogaddress)
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logger->warn("Fog signature not found. Maybe your game has been updated and is no more compatible with this plugin.");
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else
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logger->info("Fog signature found at address: 0x{:X}.", reinterpret_cast<uintptr_t>(Fogaddress));
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}
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if (!HUDaddress) {
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constexpr auto HUDStringObfuscated = make_obfuscated<0x4A>("48 ?? ?? 48 ?? ?? 66 48 ?? ?? ?? FF ?? 48 8B ?? ?? ?? 0F");
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HUDaddress = Memory::AOBScan("", HUDStringObfuscated.decrypt(), PAGE_EXECUTE_READ);
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if (!HUDaddress)
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logger->warn("HUD safe zone signature not found. Maybe your game has been updated and is no more compatible with this plugin.");
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else {
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logger->info("HUD safe zone signature found at address: 0x{:X}.", reinterpret_cast<uintptr_t>(HUDaddress));
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HUDaddress += 0x18;
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}
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}
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if (FOVaddress && DOFaddress && CAaddress && Vignettingaddress && Fogaddress && HUDaddress)
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logger->info("All AOB signatures found. Ready to patch...");
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AOBScanDone = true;
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if (!GObjectsaddress || !GNamesaddress || !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<0x4A>("48 8B ?? ?? ?? ?? ?? 48 8B ?? ?? 48 8D ?? ?? EB ?? 33");
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GObjectsaddress = Memory::AOBScan("", GObjetcsStringObfuscated.decrypt(), PAGE_EXECUTE_READ);
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constexpr auto GNamesStringObfuscated = make_obfuscated<0x4A>("48 8D ?? ?? ?? ?? ?? EB ?? 48 8D ?? ?? ?? ?? ?? E8 ?? ?? ?? ?? C6 05 ?? ?? ?? ?? ?? 0F ?? ?? 4C");
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GNamesaddress = Memory::AOBScan("", GNamesStringObfuscated.decrypt(), PAGE_EXECUTE_READ);
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constexpr auto GAppendStringStringObfuscated = make_obfuscated<0x4A>("C3 48 89 ?? ?? ?? 48 89 ?? ?? ?? 57 48 83 ?? ?? 8B ?? 48 ?? ?? 8B ?? 44 ?? ?? ?? C1 ?? ?? 48 ?? ?? 80 3D");
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AppendStringaddress = Memory::AOBScan("", GAppendStringStringObfuscated.decrypt(), PAGE_EXECUTE_READ);
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constexpr auto ProcessEventStringObfuscated = make_obfuscated<0x4A>("40 ?? 56 57 41 ?? 41 ?? 41 ?? 41 ?? 48 81 ?? ?? ?? ?? ?? 48 8D ?? ?? ?? 48 89 ?? ?? ?? ?? ?? 48 8B ?? ?? ?? ?? ?? 48 33 ?? 48 89 ?? ?? ?? ?? ?? 8B 41");
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ProcessEventaddress = Memory::AOBScan("", ProcessEventStringObfuscated.decrypt(), PAGE_EXECUTE_READ);
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if (!GObjectsaddress)
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logger->warn("GObjects signature not found. Maybe your game has been updated and is no more compatible with this plugin.");
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else {
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uint32_t gObjectsOffset = static_cast<uint32_t>(Memory::GetOffsetFromOpcode(GObjectsaddress + 0x3) - baseModule);
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logger->info("GObjects offset is: 0x{:X}.", gObjectsOffset);
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Offsets::GObjects = static_cast<UC::uint32>(gObjectsOffset); // Update GObjects offset
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}
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if (!GNamesaddress)
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logger->warn("GNames signature not found. Maybe your game has been updated and is no more compatible with this plugin.");
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else {
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uint32_t gNamesOffset = static_cast<uint32_t>(Memory::GetOffsetFromOpcode(GNamesaddress + 0x3) - baseModule);
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logger->info("GNames offset is: 0x{:X}.", gNamesOffset);
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Offsets::GNames = static_cast<UC::uint32>(gNamesOffset); // Update GNames offset
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}
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if (!AppendStringaddress)
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logger->warn("AppendString signature not found. Maybe your game has been updated and is no more compatible with this plugin.");
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else {
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std::optional<uint32_t> gAppendStringOffsetOpt = UE::CalculateOffset("", AppendStringaddress);
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uint32_t gAppendStringOffset = *gAppendStringOffsetOpt + 0x1;
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logger->info("AppendString offset is: 0x{:X}.", gAppendStringOffset);
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Offsets::ProcessEvent = static_cast<UC::uint32>(gAppendStringOffset);// Update ProcessEvent offset
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}
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if (!ProcessEventaddress)
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logger->warn("Process Event signature not found. Maybe your game has been updated and is no more compatible with this plugin.");
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else {
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std::optional<uint32_t> gProcessEventOffsetOpt = UE::CalculateOffset("", ProcessEventaddress);
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uint32_t gProcessEventOffset = *gProcessEventOffsetOpt;
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logger->info("Process Event offset is: 0x{:X}.", gProcessEventOffset);
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Offsets::ProcessEvent = static_cast<UC::uint32>(gProcessEventOffset);// Update ProcessEvent offset
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}
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}
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logger->info("-------------- Fixes initialisation -------------");
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}
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if (!init && FOVaddress) FOVFixEnabled();
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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 && HUDaddress) HUDFixEnabled();
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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)
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{ // Set each fix individually
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if (fix == GameFixes::DevConsole && enabled) EnableConsole();
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if (fix == GameFixes::FOV) { g_fov_fix_enabled = enabled; FOVFixEnabled(); }
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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::HUD) { g_HUD_fix_enabled = enabled; HUDFixEnabled(); }
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}
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extern "C" __declspec(dllexport) void SetFOV(int fov)
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{
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g_AdditionalFOVValue = fov;
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}
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extern "C" __declspec(dllexport) void SetHUD(int percentage)
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{
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leftOffset = (float)percentage / 100;
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rightOffset = 1 - ((float)percentage / 100);
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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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}
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// Code injection functions
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static void FOVFixEnabled() {
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if (g_fix_enabled && g_fov_fix_enabled && FOVaddress) {
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if (!FOVHook) { // Hook only once
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FOVHook = safetyhook::create_mid(FOVaddress,
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[](SafetyHookContext& ctx) {
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g_FOV_In = ctx.xmm6.f32[0];
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if (aspectRatio > baseAspect) // Compensation for ultrawide screens
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ctx.xmm6.f32[0] = Maths::CompensateHorizontalFOV(g_FOV_In, baseAspect, aspectRatio);
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g_CompensatedFOV = ctx.xmm6.f32[0];
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// Additional FOV
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ctx.xmm6.f32[0] += (g_fix_enabled && g_fov_fix_enabled ? g_AdditionalFOVValue : 0);
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g_FOV_Out = ctx.xmm6.f32[0];
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});
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}
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else FOVHook.enable();
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logger->info("FOV fix enabled");
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}
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if (!(g_fix_enabled && g_fov_fix_enabled) && FOVaddress) {
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if (FOVHook) FOVHook.disable();
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logger->info("FOV 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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if (!FogHook) {
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FogHook = safetyhook::create_mid(Fogaddress,
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[](SafetyHookContext& ctx) {
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if (!ctx.rax) return;
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uintptr_t* rax = reinterpret_cast<uintptr_t*>(ctx.rax);
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bool* bFog = reinterpret_cast<bool*>(reinterpret_cast<uint8_t*>(rax) + 0x04);
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*bFog = g_fix_enabled && g_Fog_fix_enabled ? false : true;
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});
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}
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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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logger->info("Fog fix disabled");
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}
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static void HUDFixEnabled() {
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if (g_fix_enabled && g_HUD_fix_enabled && HUDaddress) {
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if (!HUDHook) {
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HUDHook = safetyhook::create_mid(HUDaddress,
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[](SafetyHookContext& ctx) { // Set Anchors to percentage of the screen width (left & right)
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ctx.xmm0.f32[0] = leftOffset;
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ctx.xmm0.f32[1] = 0.f;
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ctx.xmm0.f32[2] = rightOffset;
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ctx.xmm0.f32[3] = 1.f;
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});
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}
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else HUDHook.enable();
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logger->info("HUD safe zone fix enabled");
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}
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if (!(g_fix_enabled && g_HUD_fix_enabled) && Fogaddress) {
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if (HUDHook) HUDHook.disable();
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logger->info("HUD safe zone fix disabled");
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}
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}
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// Memory patch fixes
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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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// UE Console creation
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static void EnableConsole()
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{
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if (!g_fix_enabled) return;
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logger->info("-------------- Console re-enabling --------------");
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if (!GObjectsaddress || !AppendStringaddress || !ProcessEventaddress) {
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logger->warn("Could not re-enable console");
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logger->info("------------------ User inputs ------------------");
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return;
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}
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std::thread([&]() {
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auto start = std::chrono::high_resolution_clock::now(); // Measure the time to renable console
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UEngine* Engine = nullptr;
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for (int i = 0; i < 10; ++i) { // gives 10 seconds to find UE Engine
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std::this_thread::sleep_for(std::chrono::milliseconds(1000));
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Engine = UEngine::GetEngine();
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if (Engine && Engine->ConsoleClass && Engine->GameViewport)
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break;
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}
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if (!Engine || !Engine->ConsoleClass || !Engine->GameViewport) {
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logger->error("Console could not be found in engine.");
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return;
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}
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logger->info("Console found in engine");
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/* Creates a new UObject of class-type specified by Engine->ConsoleClass */
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UObject* NewObject = UGameplayStatics::SpawnObject(Engine->ConsoleClass, Engine->GameViewport);
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if (NewObject)
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{
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logger->info("Successfully spawned console object");
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// Set the console viewport so that it will be displayed
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Engine->GameViewport->ViewportConsole = static_cast<UConsole*>(NewObject);
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auto end = std::chrono::high_resolution_clock::now();
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std::chrono::duration<double> elapsed = end - start;
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for (int i = 0; i < UInputSettings::GetDefaultObj()->ConsoleKeys.Num(); i++)
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{
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UInputSettings::GetDefaultObj()->ConsoleKeys[i].KeyName = UKismetStringLibrary::Conv_StringToName(L"F2");
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}
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logger->info("Console fully reactivated in {:.3f}s and bound to key F2", elapsed.count());
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logger->info("------------------ User inputs ------------------");
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g_Console_Enabled = true;
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}
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else {
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logger->error("Could not spawn console object");
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}
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}).detach();
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}
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static void InitializeLogger()
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{
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try
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{
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std::filesystem::path log_path = std::filesystem::absolute(PLUGIN_LOG);
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if (std::filesystem::exists(log_path))
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std::filesystem::remove(log_path);
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logger = std::make_shared<spdlog::logger>("VoidTrain", std::make_shared<spdlog::sinks::rotating_file_sink_st>(PLUGIN_LOG, 10 * 1024 * 1024, 1));
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logger->set_level(spdlog::level::debug);
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logger->flush_on(spdlog::level::debug); // Flush automatically
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}
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catch (const spdlog::spdlog_ex& ex)
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{
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std::string plugin_error_message = "Could not open " + PLUGIN_LOG;
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MessageBoxA(nullptr, plugin_error_message.c_str(), "Logger Error", MB_ICONERROR | MB_OK);
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}
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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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{
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if (reason == DLL_PROCESS_ATTACH)
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{
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InitializeLogger();
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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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{
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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;
|
|
} |