void CALLBACK mainloop()
{
    static bool init = false;
    if (!init)
    {
        if (GAME == nullptr)
            return;
        if (GAME->GetSystemState() != eSystemState::GS_PLAYING_GAME)
            return;

        if (!SF->getSAMP()->IsInitialized())
            return;

        SF->getRender()->registerD3DCallback(eDirect3DDeviceMethods::D3DMETHOD_PRESENT, present);
        SF->getGame()->registerWndProcCallback(SFGame::HIGH_CB_PRIORITY, hookmsg);

        init = true;
    }

    if (SF->getGame()->isKeyPressed(0x7A))
    {
        TwInit(TW_DIRECT3D9, SF->getRender()->getD3DDevice());
        MenuState ^= true;
        if (MenuState)
            SF->getSAMP()->getMisc()->ToggleCursor(3, true);
        else
        {
            SF->getSAMP()->getMisc()->ToggleCursor(false);
            TwTerminate();
        }
    }

}

LRESULT CALLBACK MessageProc(HWND wnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
    if (TwEventWin(wnd, msg, wParam, lParam))
        return 0;

    switch (msg)
    {
    case WM_CHAR:
        if (wParam == VK_ESCAPE)
            PostQuitMessage(0);
        return 0;
    case WM_DESTROY:
        PostQuitMessage(0);
        return 0;
    default:
        return DefWindowProc(wnd, msg, wParam, lParam);
    }
}

bool __stdcall hookmsg(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
    return MessageProc(hwnd, uMsg, wParam, lParam);
}