148 lines
4.7 KiB
C++
148 lines
4.7 KiB
C++
#include "Memory.hpp";
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#include "Maths.hpp";
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#include "ObfuscateString.h"
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#include <Windows.h>
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#include <string>
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#include <spdlog/spdlog.h>
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#include <spdlog/sinks/basic_file_sink.h>
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#include <iostream>
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#include <safetyhook.hpp>
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// Constants
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const std::string PLUGIN_NAME = "Dead Space 2023";
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const std::string PLUGIN_LOG = PLUGIN_NAME + ".log";
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const std::string gameExecutable = "Dead Space.exe";
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// Logger
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std::shared_ptr<spdlog::logger> logger;
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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 int g_AdditionalValue = 0;
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// Shared values
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static float g_FOV_In = 0;
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static float g_FOV_Out = 0;
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// AOB Scan pointers
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static uint8_t* FOVaddress = nullptr;
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// Hooking
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static SafetyHookMid FOVHook{};
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// Prototypes
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static void FOVFixEnabled(bool fix_enabled);
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extern "C" __declspec(dllexport) void SetFixEnabled(bool enabled)
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{
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g_fix_enabled = enabled;
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if (g_fix_enabled && !AOBScanDone) {
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logger->info("--------------- AOB scanning started ---------------");
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constexpr auto FOVStringObfuscated = make_obfuscated<0x4A>("F3 0F ?? ?? ?? ?? ?? ?? 0F 2F ?? ?? ?? ?? ?? 77 ?? 48 8B ?? ?? ?? ?? ?? F3 0F ?? ?? ?? F3 0F ?? ?? ?? ?? ?? ??");
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FOVaddress = Memory::aob_scan(gameExecutable, FOVStringObfuscated.decrypt(), PAGE_EXECUTE_READ);
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//Dead Space.exe + 1ACB628 - 48 8B 83 10 03 00 00 - mov rax, [rbx + 00000310]
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//Dead Space.exe + 1ACB62F - F3 0F 10 40 6C - movss xmm0, [rax + 6C]
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//Dead Space.exe + 1ACB634 - F3 0F 59 83 4C 01 00 00 - mulss xmm0, [rbx + 0000014C]
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//Dead Space.exe + 1ACB63C - 48 83 C4 20 - add rsp, 20
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//Dead Space.exe + 1ACB640 - 5B - pop rbx
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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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logger->info("--------------- AOB scanning finished ---------------");
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}
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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 += 0x1d; // Offset for the target opcode
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AOBScanDone = true;
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}
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}
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if (FOVaddress != nullptr) {
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if (g_fix_enabled) {
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FOVFixEnabled(g_fov_fix_enabled);
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}
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else {
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FOVFixEnabled(false);
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logger->info("All fixes disabled.");
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}
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}
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}
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// Setters for Reshade addon call
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extern "C" __declspec(dllexport) void SetFOVFixEnabled(bool enabled, bool init)
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{
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g_fov_fix_enabled = enabled;
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if (!init) FOVFixEnabled(g_fov_fix_enabled);
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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_AdditionalValue = fov;
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}
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// Getters for Reshade addon call
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extern "C" __declspec(dllexport) float GetFOVIn() {
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return g_FOV_In;
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}
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extern "C" __declspec(dllexport) float GetFOVOut() {
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return g_FOV_Out;
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}
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static void FOVFixEnabled(bool fix_enabled) {
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if (g_fix_enabled && fix_enabled && FOVaddress != nullptr) {
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if (!FOVHook) { // Hook only once
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//Memory::PatchBytes(FOVaddress, "\x31\xFF\x90", 3);
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FOVHook = safetyhook::create_mid(FOVaddress,
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[](SafetyHookContext& ctx) {
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if (ctx.xmm0.f32[0] >= 44.9f) {
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g_FOV_In = ctx.xmm0.f32[0];
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g_FOV_Out = ctx.xmm0.f32[0] += g_AdditionalValue;
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}
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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 (!fix_enabled && FOVHook) {
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FOVHook.disable();
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logger->info("FOV fix disabled");
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}
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}
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// Initialisation de spdlog avec format personnalisé
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static void InitializeLogger()
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{
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try
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{
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logger = spdlog::basic_logger_mt("Fixlib", PLUGIN_LOG, true);
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spdlog::set_default_logger(logger);
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// Format : [YYYY-MM-DD HH:MM:SS] [INFO] message
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spdlog::set_pattern("[%Y-%m-%d %H:%M:%S] [%^%l%$] %v");
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spdlog::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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// Entrée standard DLL
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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;
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} |