mirror of
https://github.com/aharabada/glitchy-engine-beef.git
synced 2026-09-05 21:01:52 +00:00
516 lines
14 KiB
Beef
516 lines
14 KiB
Beef
using System;
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using ImGui;
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using GlitchyEngine;
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using GlitchyEditor.EditWindows;
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using GlitchyEngine.Events;
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using GlitchyEngine.ImGui;
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using GlitchyEngine.Math;
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using GlitchyEngine.Renderer;
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using GlitchyEngine.World;
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using GlitchyEngine.Content;
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using System.Collections;
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using GlitchyEngine.Renderer.Animation;
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using System.IO;
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namespace GlitchyEditor
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{
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class EditorLayer : Layer
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{
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RasterizerState _rasterizerState ~ _?.ReleaseRef();
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RasterizerState _rasterizerStateClockWise ~ _?.ReleaseRef();
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GraphicsContext _context ~ _.ReleaseRef();
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BlendState _alphaBlendState ~ _.ReleaseRef();
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BlendState _opaqueBlendState ~ _.ReleaseRef();
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DepthStencilState _depthStencilState ~ _.ReleaseRef();
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Scene _scene = new Scene() ~ delete _;
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String _sceneFilePath = new String() ~ delete _;
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public String SceneFilePath
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{
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get => _sceneFilePath;
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set
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{
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_sceneFilePath.Clear();
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if (value != null)
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_sceneFilePath.Append(value);
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}
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}
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Editor _editor ~ delete _;
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RenderTarget2D _cameraTarget ~ _.ReleaseRef();
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RenderTarget2D _viewportTarget ~ _.ReleaseRef();
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SettingsWindow _settingsWindow = new .() ~ delete _;
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Entity _cameraEntity;
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Entity _otherCameraEntity;
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class CameraController : ScriptableEntity
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{
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protected override void OnCreate()
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{
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Log.EngineLogger.Trace("Cam controller created!");
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}
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protected override void OnUpdate(GameTime gameTime)
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{
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var transformCmp = GetComponent<TransformComponent>();
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Vector3 position = transformCmp.Position;
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if (Input.IsKeyPressed(Key.A))
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{
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position.X -= gameTime.DeltaTime;
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}
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if (Input.IsKeyPressed(Key.D))
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{
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position.X += gameTime.DeltaTime;
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}
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if (Input.IsKeyPressed(Key.W))
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{
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position.Y += gameTime.DeltaTime;
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}
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if (Input.IsKeyPressed(Key.S))
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{
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position.Y -= gameTime.DeltaTime;
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}
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transformCmp.Position = position;
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}
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protected override void OnDestroy()
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{
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Log.EngineLogger.Trace("Cam controller destroyed!");
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}
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}
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public this() : base("Example")
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{
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Application.Get().Window.IsVSync = false;
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InitGraphics();
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NewScene();
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InitEditor();
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}
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private void InitGraphics()
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{
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_context = Application.Get().Window.Context..AddRef();
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RasterizerStateDescription rsDesc = .(.Solid, .Back, true);
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_rasterizerState = new RasterizerState(rsDesc);
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rsDesc.FrontCounterClockwise = false;
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_rasterizerStateClockWise = new RasterizerState(rsDesc);
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BlendStateDescription blendDesc = .();
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blendDesc.RenderTarget[0] = .(true, .SourceAlpha, .InvertedSourceAlpha, .Add, .SourceAlpha, .InvertedSourceAlpha, .Add, .All);
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_alphaBlendState = new BlendState(blendDesc);
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_opaqueBlendState = new BlendState(.Default);
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DepthStencilStateDescription dsDesc = .();
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_depthStencilState = new DepthStencilState(dsDesc);
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_cameraTarget = new RenderTarget2D(RenderTarget2DDescription(.R16G16B16A16_Float, 100, 100) {DepthStencilFormat = .D32_Float});
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_cameraTarget.SamplerState = SamplerStateManager.LinearClamp;
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_viewportTarget = new RenderTarget2D(RenderTarget2DDescription(.R8G8B8A8_UNorm, 100, 100));
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_viewportTarget.SamplerState = SamplerStateManager.LinearClamp;
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}
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private void InitEditor()
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{
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_editor = new Editor(_scene);
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_editor.SceneViewportWindow.ViewportSizeChangedEvent.Add(new (s, e) => ViewportSizeChanged(s, e));
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}
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public override void Update(GameTime gameTime)
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{
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// Clear the swapchain-buffer
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RenderCommand.Clear(null, .Color | .Depth, .(0.2f, 0.2f, 0.2f), 1.0f, 0);
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RenderCommand.Clear(_viewportTarget, .Color | .Depth, .(0.2f, 0.2f, 0.2f), 1.0f, 0);
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RenderCommand.SetRenderTarget(_viewportTarget, 0, true);
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RenderCommand.BindRenderTargets();
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RenderCommand.SetViewport(Viewport(0, 0, _viewportTarget.Width, _viewportTarget.Height));
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RenderCommand.SetBlendState(_alphaBlendState);
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RenderCommand.SetDepthStencilState(_depthStencilState);
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_scene.Update(gameTime, _viewportTarget);
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RenderCommand.UnbindRenderTargets();
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RenderCommand.SetRenderTarget(null, 0, true);
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RenderCommand.BindRenderTargets();
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RenderCommand.SetViewport(_context.SwapChain.BackbufferViewport);
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}
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public override void OnEvent(Event event)
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{
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EventDispatcher dispatcher = EventDispatcher(event);
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dispatcher.Dispatch<ImGuiRenderEvent>(scope (e) => OnImGuiRender(e));
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dispatcher.Dispatch<WindowResizeEvent>(scope (e) => OnWindowResize(e));
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dispatcher.Dispatch<KeyPressedEvent>(scope (e) => OnKeyPressed(e));
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}
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ImGui.ID _mainDockspaceId;
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TextureViewer viewer = new TextureViewer() ~ delete _;
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private bool OnImGuiRender(ImGuiRenderEvent event)
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{
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viewer.ViewTexture(_cameraTarget);
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/*ImGui.Begin("Test");
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static bool cameraA = true;
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if (ImGui.Checkbox("Camera A", &cameraA))
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{
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_cameraEntity.GetComponent<CameraComponent>().Primary = cameraA;
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_otherCameraEntity.GetComponent<CameraComponent>().Primary = !cameraA;
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}
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ImGui.End();*/
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ImGui.Viewport* viewport = ImGui.GetMainViewport();
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ImGui.DockSpaceOverViewport(viewport);
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DrawMainMenuBar();
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_editor.SceneViewportWindow.RenderTarget = _viewportTarget;
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_editor.Update();
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_settingsWindow.Show();
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return false;
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}
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// Just for testing
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private void TestEntitiesWithModels()
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{
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{
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var lightNtt = _scene.CreateEntity("My Sexy Sun 2");
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let transform = lightNtt.GetComponent<TransformComponent>();
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transform.Position = .(0, 0, 0);
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transform.RotationEuler = .(MathHelper.ToRadians(70), MathHelper.ToRadians(-30), 0);
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let light = lightNtt.AddComponent<LightComponent>();
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light.SceneLight.Illuminance = 10.0f;
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light.SceneLight.Color = .(1.0f, 0.95f, 0.8f);
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}
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{
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var lightNtt = _scene.CreateEntity("My Sexy Sun 3");
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let transform = lightNtt.GetComponent<TransformComponent>();
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transform.Position = .(0, 0, 0);
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transform.RotationEuler = .(MathHelper.ToRadians(20), MathHelper.ToRadians(-55), 0);
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let light = lightNtt.AddComponent<LightComponent>();
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light.SceneLight.Illuminance = 10.0f;
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light.SceneLight.Color = .(1.0f, 0.95f, 0.8f);
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}
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var fxLib = Application.Get().EffectLibrary;
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using (Effect myEffect = fxLib.Load("content/Shaders/myEffect.hlsl"))
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using (Texture2D albedo = new Texture2D("Textures/White.png", true))
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using (Texture2D normal = new Texture2D("Textures/White.png"))
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using (Texture2D rough = new Texture2D("Textures/White.png"))
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using (Texture2D metal = new Texture2D("Textures/White.png"))
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/*using (Texture2D albedo = new Texture2D("Textures/TestMat/rustediron2_albedo.png", true))
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using (Texture2D normal = new Texture2D("Textures/TestMat/rustediron2_normal.png"))
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using (Texture2D rough = new Texture2D("Textures/TestMat/rustediron2_roughness.png"))
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using (Texture2D metal = new Texture2D("Textures/TestMat/rustediron2_metallic.png"))*/
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{
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albedo.SamplerState = SamplerStateManager.AnisotropicWrap;
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normal.SamplerState = SamplerStateManager.AnisotropicWrap;
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rough.SamplerState = SamplerStateManager.AnisotropicWrap;
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metal.SamplerState = SamplerStateManager.AnisotropicWrap;
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List<AnimationClip> clips = scope .();
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using (Material mat = new .(myEffect))
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{
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mat.SetTexture("AlbedoTexture", albedo);
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mat.SetTexture("NormalTexture", normal);
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mat.SetTexture("MetallicTexture", metal);
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mat.SetTexture("RoughnessTexture", rough);
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mat.SetVariable("AlbedoColor", ColorRGBA.White);
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mat.SetVariable("NormalScaling", Vector2.One);
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mat.SetVariable("MetallicFactor", 1.0f);
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mat.SetVariable("RoughnessFactor", 1.0f);
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EcsEntity e = ModelLoader.LoadModel("content/Models/sphere.glb", myEffect, mat, _scene.[Friend]_ecsWorld, clips, "Sphere 1");
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Entity entity = .(e, _scene);
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var transform = entity.GetComponent<TransformComponent>();
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transform.Position = .(5, 0, 5);
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}
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/*using (Material mat = new .(myEffect))
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{
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mat.SetTexture("AlbedoTexture", albedo);
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mat.SetTexture("NormalTexture", normal);
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mat.SetTexture("MetallicTexture", metal);
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mat.SetTexture("RoughnessTexture", rough);
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//mat.SetVariable("BaseColor", Vector4(1, 1, 0, 1));
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//mat.SetVariable("LightDir", Vector3(0, 1, 0).Normalized());
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ModelLoader.LoadModel("content/Models/sphere.glb", myEffect, mat, _scene.[Friend]_ecsWorld, clips);
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}*/
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ClearAndReleaseItems!(clips);
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}
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using (Effect myEffect = fxLib.Get("myEffect"))
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using (Texture2D white = new Texture2D("Textures/White.png"))
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using (Texture2D normal = new Texture2D("Textures/DefaultNormal.png"))
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{
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white.SamplerState = SamplerStateManager.PointClamp;
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normal.SamplerState = SamplerStateManager.PointClamp;
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List<AnimationClip> clips = scope .();
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for (int x < 10)
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for (int y < 10)
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{
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using (Material mat = new .(myEffect))
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{
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mat.SetTexture("AlbedoTexture", white);
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mat.SetTexture("NormalTexture", normal);
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mat.SetTexture("MetallicTexture", white);
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mat.SetTexture("RoughnessTexture", white);
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mat.SetVariable("AlbedoColor", Vector4(1, 0, 0, 1));
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mat.SetVariable("NormalScaling", Vector2(1.0f));
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mat.SetVariable("RoughnessFactor", (x + 1) / 10.0f);
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mat.SetVariable("MetallicFactor", y / 9.0f);
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EcsEntity e = ModelLoader.LoadModel("content/Models/sphere.glb", myEffect, mat, _scene.[Friend]_ecsWorld, clips, scope $"Sphere {x} {y}");
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Entity entity = .(e, _scene);
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var transform = entity.GetComponent<TransformComponent>();
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transform.Position = .(x * 1.5f, y * 1.5f, 0);
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}
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}
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ClearAndReleaseItems!(clips);
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}
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}
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private void PrepareSceneForEditor()
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{
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// Create the editor camera
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{
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_cameraEntity = _scene.CreateEntity("Editor Camera");
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// Add EditorComponent so that the engine knows that this is not part of the game.
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_cameraEntity.AddComponent<EditorComponent>();
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// Script for controlling the camera.
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_cameraEntity.AddComponent<NativeScriptComponent>().Bind<EditorCameraController>();
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let camera = _cameraEntity.AddComponent<CameraComponent>();
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camera.Camera.SetPerspective(MathHelper.ToRadians(75), 0.1f, 10000.0f);
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camera.Primary = true;
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camera.RenderTarget = _cameraTarget;
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let transform = _cameraEntity.GetComponent<TransformComponent>();
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//transform.Position = .(-1.5f, 1.5f, -2.5f);
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transform.Position = .(3.5f, 1.25f, 2.75f);
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//transform.RotationEuler = .(MathHelper.ToRadians(25), MathHelper.ToRadians(35), 0);
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transform.RotationEuler = .(MathHelper.ToRadians(25), MathHelper.ToRadians(40), 0);
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}
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}
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/// Creates a new scene.
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private void NewScene()
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{
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SceneFilePath = null;
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// Create the default light source
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{
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var lightNtt = _scene.CreateEntity("Light");
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let transform = lightNtt.GetComponent<TransformComponent>();
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transform.Position = .(0, 0, 0);
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transform.RotationEuler = .(MathHelper.ToRadians(45), MathHelper.ToRadians(-100), 0);
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let light = lightNtt.AddComponent<LightComponent>();
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light.SceneLight.Illuminance = 10.0f;
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light.SceneLight.Color = .(1.0f, 0.95f, 0.8f);
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}
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TestEntitiesWithModels();
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PrepareSceneForEditor();
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}
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/// Saves the scene in the file that is was loaded from or saved to last. If there is no such path (i.e. it is a new scene) the save file dialog will open.
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private void SaveScene()
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{
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if (String.IsNullOrWhiteSpace(SceneFilePath))
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{
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SaveSceneAs();
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return;
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}
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SceneSerializer serializer = scope .(_scene);
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serializer.Serialize(SceneFilePath);
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}
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/// Opens a save file dialog and saves the scene at the user specified location.
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private void SaveSceneAs()
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{
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SaveFileDialog sfd = scope .();
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if (sfd.ShowDialog() case .Ok(let val))
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{
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if (val == .OK)
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{
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SceneFilePath = sfd.FileNames[0];
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SaveScene();
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}
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}
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}
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/// Opens a open file dialog and load the scene selected by the user specified.
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private void OpenScene()
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{
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OpenFileDialog ofd = scope .();
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if (ofd.ShowDialog() case .Ok(let val))
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{
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if (val == .OK)
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{
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SceneFilePath = ofd.FileNames[0];
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delete _scene;
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_scene = new Scene();
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SceneSerializer serializer = scope .(_scene);
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serializer.Deserialize(SceneFilePath);
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PrepareSceneForEditor();
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_editor.CurrentScene = _scene;
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}
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}
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}
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private void DrawMainMenuBar()
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{
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ImGui.BeginMainMenuBar();
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if(ImGui.BeginMenu("File", true))
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{
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if (ImGui.MenuItem("New", "Ctrl+N"))
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NewScene();
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if (ImGui.MenuItem("Save", "Ctrl+S"))
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SaveScene();
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if (ImGui.MenuItem("Save as...", "Ctrl+Shift+N"))
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SaveSceneAs();
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if (ImGui.MenuItem("Open...", "Ctrl+O"))
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OpenScene();
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ImGui.Separator();
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if (ImGui.MenuItem("Settings"))
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_settingsWindow.Open = true;
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ImGui.Separator();
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if (ImGui.MenuItem("Exit"))
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Application.Get().Close();
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ImGui.EndMenu();
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}
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if(ImGui.BeginMenu("View", true))
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{
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if(ImGui.MenuItem(EntityHierarchyWindow.s_WindowTitle))
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{
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_editor.EntityHierarchyWindow.Open = true;
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}
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if(ImGui.MenuItem(ComponentEditWindow.s_WindowTitle))
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{
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_editor.ComponentEditWindow.Open = true;
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}
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if(ImGui.MenuItem(SceneViewportWindow.s_WindowTitle))
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{
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_editor.SceneViewportWindow.Open = true;
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}
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ImGui.EndMenu();
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}
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ImGui.EndMainMenuBar();
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}
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private bool OnWindowResize(WindowResizeEvent e)
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{
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return false;
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}
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private void ViewportSizeChanged(Object sender, Vector2 viewportSize)
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{
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uint32 sizeX = (uint32)viewportSize.X;
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uint32 sizeY = (uint32)viewportSize.Y;
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if(sizeX == 0 || sizeY == 0)
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return;
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_viewportTarget.Resize(sizeX, sizeY);
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_cameraTarget.Resize(sizeX, sizeY);
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_scene.OnViewportResize(sizeX, sizeY);
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}
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private bool OnKeyPressed(KeyPressedEvent e)
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{
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bool control = Input.IsKeyPressed(Key.Control);
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bool shift = Input.IsKeyPressed(Key.Shift);
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if (control)
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{
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switch (e.KeyCode)
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{
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case .N:
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NewScene();
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return true;
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case .O:
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OpenScene();
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return true;
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case .S:
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if (shift)
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SaveSceneAs();
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else
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SaveScene();
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return true;
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default:
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}
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}
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return false;
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}
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}
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}
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