Function Init

source/Bully.WidescreenFix/dllmain.cpp:20–183

    float fHudVerticalOffsetWide;
} Screen;

void Init()
{
    CIniReader iniReader("");
    static auto fFOVFactor = iniReader.ReadFloat("MAIN", "FOVFactor", 0.0f);

    //Unlocking a bit more resolutions
    auto pattern = hook::pattern("81 FF ? ? ? ? 8B 54 24 14 7C 53 81 FA ? ? ? ? 7C 4B 8B 0D ? ? ? ? 85 C9");
    injector::WriteMemory(pattern.get_first(2), 640, true);
    injector::WriteMemory(pattern.get_first(14), 480, true);
    //Last resolution doesn't get reset
    pattern = hook::pattern("3D ? ? ? ? 0F 96 C0 C3");
    injector::WriteMemory(pattern.get_first(1), 5000, true);

    //Resolution
    pattern = hook::pattern("C7 05 ? ? ? ? ? ? ? ? C7 05 ? ? ? ? ? ? ? ? C7 05 ? ? ? ? ? ? ? ? C6 05 ? ? ? ? ? C7 05 ? ? ? ? ? ? ? ? 83 C4 28 C3");
    static auto nWidth = std::ref(**pattern.get_first<uint32_t*>(2));
    static auto nHeight = std::ref(**pattern.get_first<uint32_t*>(12));
    std::tie(Screen.nWidth, Screen.nHeight) = GetDesktopRes();
    injector::WriteMemory(pattern.get_first(6), Screen.nWidth, true);
    injector::WriteMemory(pattern.get_first(16), Screen.nHeight, true);

    static auto GetRes = []()
    {
        Screen.nWidth = nWidth;
        Screen.nHeight = nHeight;
        Screen.fWidth = static_cast<float>(Screen.nWidth);
        Screen.fHeight = static_cast<float>(Screen.nHeight);
        Screen.fAspectRatio = Screen.fWidth / Screen.fHeight;
        Screen.nWidth43 = static_cast<uint32_t>(Screen.fHeight * (4.0f / 3.0f));
        Screen.fWidth43 = static_cast<float>(Screen.nWidth43);
        Screen.fHudOffset = ((480.0f * Screen.fAspectRatio) - 640.0f) / 2.0f;
        Screen.fHudOffsetReal = (Screen.fWidth - Screen.fHeight * (4.0f / 3.0f)) / 2.0f;
        Screen.fHudScale = (4.0f / 3.0f) / Screen.fAspectRatio;
        Screen.fHudFullWidth = 640.0f * (Screen.fAspectRatio / (4.0f / 3.0f));
        Screen.fHudVerticalOffset = ((480.0f * (Screen.fAspectRatio / (4.0f / 3.0f))) - 480.0f) / 2.0f;
        Screen.fHudVerticalOffsetWide = ((480.0f * (Screen.fAspectRatio / (16.0f / 9.0f))) - 480.0f) / 2.0f;
    };

    pattern = hook::pattern("C6 44 24 18 00 8B 4C 24 18 52");
    struct ResHook1
    {
        void operator()(injector::reg_pack& regs)
        {
            *(uint8_t*)(regs.esp + 0x18) = 0;
            GetRes();
        }
    }; injector::MakeInline<ResHook1>(pattern.get_first(0)); //0x4052F1

    pattern = hook::pattern("A3 ? ? ? ? A1 ? ? ? ? 89 15 ? ? ? ? A3 ? ? ? ? 89 0D ? ? ? ? E8 ? ? ? ? 84 C0");
    static auto dword_BCBC68 = *pattern.get_first<uint32_t*>(1);
    struct ResHook2
    {
        void operator()(injector::reg_pack& regs)
        {
            *dword_BCBC68 = regs.eax;
            GetRes();
        }