public GraphicsSystem(OpenTKWindow window, float renderQuality = 1f, GraphicsBackEndPreference backEndPreference = GraphicsBackEndPreference.None)
{
if (window == null)
{
throw new ArgumentNullException(nameof(window));
}
bool preferOpenGL = backEndPreference == GraphicsBackEndPreference.OpenGL || !RuntimeInformation.IsOSPlatform(OSPlatform.Windows);
_window = window;
Context = CreatePlatformDefaultContext(window, preferOpenGL);
Context.ResourceFactory.AddShaderLoader(new EmbeddedResourceShaderLoader(typeof(GraphicsSystem).GetTypeInfo().Assembly));
MaterialCache = new MaterialCache(this);
BufferCache = new BufferCache(this);
ShadowMapStage = new ShadowMapStage(Context);
_upscaleStage = new UpscaleStage(Context, "Upscale", null, null);
_standardStage = new StandardPipelineStage(Context, "Standard");
_alphaBlendStage = new StandardPipelineStage(Context, "AlphaBlend");
_alphaBlendStage.Comparer = new FarToNearIndexComparer();
_overlayStage = new StandardPipelineStage(Context, "Overlay");
_pipelineStages = new PipelineStage[]
{
ShadowMapStage,
_standardStage,
_alphaBlendStage,
_upscaleStage,
_overlayStage,
};
_renderer = new Renderer(Context, _pipelineStages);
SetPreupscaleQuality(renderQuality);
// Placeholder providers so that materials can bind to them.
Context.RegisterGlobalDataProvider("ViewMatrix", s_identityProvider);
Context.RegisterGlobalDataProvider("ProjectionMatrix", s_identityProvider);
Context.RegisterGlobalDataProvider("CameraInfo", s_noCameraProvider);
Context.RegisterGlobalDataProvider("LightBuffer", s_noLightProvider);
Context.RegisterGlobalDataProvider("PointLights", _pointLightsProvider);
window.Resized += OnWindowResized;
_freeShapeRenderer = new ManualWireframeRenderer(Context, RgbaFloat.Pink);
_freeShapeRenderer.Topology = PrimitiveTopology.LineList;
AddFreeRenderItem(_freeShapeRenderer);
_mainThreadID = Environment.CurrentManagedThreadId;
_taskScheduler = new GraphicsSystemTaskScheduler(_mainThreadID);
_rayCastFilterFunc = RayCastFilter;
}
public static void Main(string[] args)
{
CommandLineOptions commandLineOptions = new CommandLineOptions(args);
// Force-load prefs.
var prefs = EditorPreferences.Instance;
OpenTKWindow window = RuntimeInformation.IsOSPlatform(OSPlatform.Windows)
? (OpenTKWindow)new DedicatedThreadWindow(960, 540, WindowState.Maximized)
: new SameThreadWindow(960, 540, WindowState.Maximized);
window.Title = "ge.Editor";
Game game = new Game();
GraphicsBackEndPreference backEndPref = commandLineOptions.PreferOpenGL ? GraphicsBackEndPreference.OpenGL : GraphicsBackEndPreference.None;
GraphicsSystem gs = new GraphicsSystem(window, prefs.RenderQuality, backEndPref);
gs.Context.ResourceFactory.AddShaderLoader(new EmbeddedResourceShaderLoader(typeof(Program).GetTypeInfo().Assembly));
game.SystemRegistry.Register(gs);
game.LimitFrameRate = false;
InputSystem inputSystem = new InputSystem(window);
inputSystem.RegisterCallback((input) =>
{
if (input.GetKeyDown(Key.F4) && (input.GetKey(Key.AltLeft) || input.GetKey(Key.AltRight)))
{
game.Exit();
}
});
game.SystemRegistry.Register(inputSystem);
ImGuiRenderer imGuiRenderer = new ImGuiRenderer(gs.Context, window.NativeWindow, inputSystem);
gs.SetImGuiRenderer(imGuiRenderer);
var als = new AssemblyLoadSystem();
game.SystemRegistry.Register(als);
AssetSystem assetSystem = new EditorAssetSystem(Path.Combine(AppContext.BaseDirectory, "Assets"), als.Binder);
game.SystemRegistry.Register(assetSystem);
EditorSceneLoaderSystem esls = new EditorSceneLoaderSystem(game, game.SystemRegistry.GetSystem<GameObjectQuerySystem>());
game.SystemRegistry.Register<SceneLoaderSystem>(esls);
esls.AfterSceneLoaded += () => game.ResetDeltaTime();
CommandLineOptions.AudioEnginePreference? audioPreference = commandLineOptions.AudioPreference;
AudioEngineOptions audioEngineOptions =
!audioPreference.HasValue ? AudioEngineOptions.Default
: audioPreference == CommandLineOptions.AudioEnginePreference.None ? AudioEngineOptions.UseNullAudio
: AudioEngineOptions.UseOpenAL;
AudioSystem audioSystem = new AudioSystem(audioEngineOptions);
game.SystemRegistry.Register(audioSystem);
BehaviorUpdateSystem bus = new BehaviorUpdateSystem(game.SystemRegistry);
game.SystemRegistry.Register(bus);
bus.Register(imGuiRenderer);
PhysicsSystem ps = new PhysicsSystem(PhysicsLayersDescription.Default);
game.SystemRegistry.Register(ps);
ConsoleCommandSystem ccs = new ConsoleCommandSystem(game.SystemRegistry);
game.SystemRegistry.Register(ccs);
game.SystemRegistry.Register(new SynchronizationHelperSystem());
window.Closed += game.Exit;
var editorSystem = new EditorSystem(game.SystemRegistry, commandLineOptions, imGuiRenderer);
editorSystem.DiscoverComponentsFromAssembly(typeof(Program).GetTypeInfo().Assembly);
// Editor system registers itself.
game.RunMainLoop();
window.NativeWindow.Dispose();
EditorPreferences.Instance.Save();
}
