public async Task Start()
{
_cancellationTokenSource = new CancellationTokenSource();
var totalScreen = _screenInformation.ScreenArea;
_renderThread = new Thread(() =>
{
_window = new Sdl2Window(
"Overlay",
totalScreen.X,
totalScreen.Y,
totalScreen.Width,
totalScreen.Height,
SDL_WindowFlags.Borderless |
SDL_WindowFlags.AlwaysOnTop |
SDL_WindowFlags.SkipTaskbar,
false);
_gd = VeldridStartup.CreateDefaultD3D11GraphicsDevice(
new GraphicsDeviceOptions(false, null, true),
_window);
_cl = _gd.ResourceFactory.CreateCommandList();
_controller = new ImGuiController(
_gd,
_gd.MainSwapchain.Framebuffer.OutputDescription,
_window.Width,
_window.Height);
_window.Resized += () =>
{
_gd.MainSwapchain.Resize((uint)_window.Width, (uint)_window.Height);
_controller.WindowResized(_window.Width, _window.Height);
};
Visible = true;
_window.Closing += () => { };
WindowsNativeMethods.InitTransparency(_window.Handle);
SetClickAbility(false);
ThreadIsReady = true;
MainLoop(_cancellationTokenSource.Token);
})
{
IsBackground = true
};
_renderThread.Start();
await SpinWait(() => ThreadIsReady);
}
protected void SetClickAbility(bool clickable)
{
WindowsNativeMethods.SetOverlayClickable(_window.Handle, clickable);
}
protected void SetVisibility(bool visible)
{
WindowsNativeMethods.SetWindowVisibility(_window.Handle, visible);
}