2D Physics

.gitmodules

@@ -25,3 +25,6 @@
 [submodule "GlitchyEngineHelper/vendor/DirectXTK"]
 	path = GlitchyEngineHelper/vendor/DirectXTK
 	url = https://github.com/microsoft/DirectXTK.git
+[submodule "GlitchyEngine/vendor/box2D"]
+	path = GlitchyEngine/vendor/box2D
+	url = https://github.com/jazzbre/box2d-beef.git

BeefSpace.toml

@@ -1,6 +1,6 @@
 FileVersion = 1
-Projects = {Sandbox = {Path = "Sandbox"}, GlitchyEngine = {Path = "GlitchyEngine"}, GlitchLog = {Path = "GlitchLog"}, DirectX = {Path = "GlitchyEngine/vendor/directx/DirectX"}, LodePng = {Path = "vendor/lodepng-beef/lodepng-beef"}, FreeType = {Path = "GlitchyEngine/vendor/freetype"}, cgltf-beef = {Path = "GlitchyEngine/vendor/gltf/cgltf-beef"}, GlitchyEditor = {Path = "GlitchyEditor"}, msdfgen-beef = {Path = "GlitchyEngine/vendor/msdfgen/msdfgen-beef"}, ImGui = {Path = "GlitchyEngine/vendor/imgui/ImGui"}, ImGuiImplDX11 = {Path = "GlitchyEngine/vendor/imgui/ImGuiImplDX11"}, ImGuiImplWin32 = {Path = "GlitchyEngine/vendor/imgui/ImGuiImplWin32"}, ImGuizmo = {Path = "GlitchyEngine/vendor/imgui/ImGuizmo"}, GlitchyEngineHelper = {Path = "GlitchyEngineHelper"}, bon = {Path = "GlitchyEngine/vendor/bon"}}
-WorkspaceFolders = {GlitchyEngine = ["GlitchyEngine", "GlitchLog", "GlitchyEngineHelper"], "GlitchyEngine/Dependencies" = ["cgltf-beef", "DirectX", "FreeType", "ImGui", "ImGuiImplDX11", "ImGuiImplWin32", "ImGuizmo", "LodePng", "msdfgen-beef", "bon"]}
+Projects = {Sandbox = {Path = "Sandbox"}, GlitchyEngine = {Path = "GlitchyEngine"}, GlitchLog = {Path = "GlitchLog"}, DirectX = {Path = "GlitchyEngine/vendor/directx/DirectX"}, LodePng = {Path = "vendor/lodepng-beef/lodepng-beef"}, FreeType = {Path = "GlitchyEngine/vendor/freetype"}, cgltf-beef = {Path = "GlitchyEngine/vendor/gltf/cgltf-beef"}, GlitchyEditor = {Path = "GlitchyEditor"}, msdfgen-beef = {Path = "GlitchyEngine/vendor/msdfgen/msdfgen-beef"}, ImGui = {Path = "GlitchyEngine/vendor/imgui/ImGui"}, ImGuiImplDX11 = {Path = "GlitchyEngine/vendor/imgui/ImGuiImplDX11"}, ImGuiImplWin32 = {Path = "GlitchyEngine/vendor/imgui/ImGuiImplWin32"}, ImGuizmo = {Path = "GlitchyEngine/vendor/imgui/ImGuizmo"}, GlitchyEngineHelper = {Path = "GlitchyEngineHelper"}, bon = {Path = "GlitchyEngine/vendor/bon"}, box2d-beef = {Path = "GlitchyEngine/vendor/box2D"}}
+WorkspaceFolders = {GlitchyEngine = ["GlitchyEngine", "GlitchLog", "GlitchyEngineHelper"], "GlitchyEngine/Dependencies" = ["cgltf-beef", "DirectX", "FreeType", "ImGui", "ImGuiImplDX11", "ImGuiImplWin32", "ImGuizmo", "LodePng", "msdfgen-beef", "bon", "box2d-beef"]}
 
 [Workspace]
 StartupProject = "GlitchyEditor"

GlitchyEditor/content/Scenes/physics2D.scene

@@ -0,0 +1,168 @@
+{
+	Name = "Scene name here pls!!!",
+	Entities = [
+		{
+			Id = 0,
+			NameComponent = {
+				Name = "Quad"
+			},
+			SpriterRendererComponent = {
+				Color = {
+					R = 0,
+					G = 0.551178,
+					B = 0.328787,
+					A = 1
+				},
+				UvTransform = {
+					X = 0,
+					Y = 0,
+					Z = 1,
+					W = 1
+				}
+			},
+			TransformComponent = {
+				Position = {
+					X = 0,
+					Y = 2,
+					Z = 0
+				},
+				Rotation = {
+					X = 0,
+					Y = 0,
+					Z = 0,
+					W = 1
+				},
+				Scale = {
+					X = 1,
+					Y = 1,
+					Z = 1
+				},
+				EditorEulerRotation = {
+					X = 0,
+					Y = 0,
+					Z = 0
+				}
+			},
+			Rigidbody2D = {
+				BodyType = .Dynamic,
+				FixedRotation = false
+			},
+			BoxCollider2D = {
+				Offset = {
+					X = 0,
+					Y = 0
+				},
+				Size = {
+					X = 0.5,
+					Y = 0.5
+				},
+				Density = 1,
+				Friction = 0.5,
+				Restitution = 0,
+				RestitutionThreshold = 0.5
+			}
+		},
+		{
+			Id = 1,
+			NameComponent = {
+				Name = "Floor"
+			},
+			SpriterRendererComponent = {
+				Color = {
+					R = 1,
+					G = 0.941886,
+					B = 0.401485,
+					A = 1
+				},
+				UvTransform = {
+					X = 0,
+					Y = 0,
+					Z = 1,
+					W = 1
+				}
+			},
+			TransformComponent = {
+				Position = {
+					X = 0,
+					Y = -0.5,
+					Z = 0
+				},
+				Rotation = {
+					X = 0,
+					Y = 0,
+					Z = 0,
+					W = 1
+				},
+				Scale = {
+					X = 10,
+					Y = 1,
+					Z = 1
+				},
+				EditorEulerRotation = {
+					X = 0,
+					Y = 0,
+					Z = 0
+				}
+			},
+			Rigidbody2D = {
+				BodyType = .Static,
+				FixedRotation = false
+			},
+			BoxCollider2D = {
+				Offset = {
+					X = 0,
+					Y = 0
+				},
+				Size = {
+					X = 0.5,
+					Y = 0.5
+				},
+				Density = 1,
+				Friction = 0.5,
+				Restitution = 0,
+				RestitutionThreshold = 0.5
+			}
+		},
+		{
+			Id = 2,
+			NameComponent = {
+				Name = "Camera"
+			},
+			TransformComponent = {
+				Position = {
+					X = 0,
+					Y = 1,
+					Z = -5
+				},
+				Rotation = {
+					X = 0,
+					Y = 0,
+					Z = 0,
+					W = 1
+				},
+				Scale = {
+					X = 1,
+					Y = 1,
+					Z = 1
+				},
+				EditorEulerRotation = {
+					X = 0,
+					Y = 0,
+					Z = 0
+				}
+			},
+			CameraComponent = {
+				Primary = true,
+				ProjectionType = .InfinitePerspective,
+				PerspectiveFovY = 1.308997,
+				PerspectiveNearPlane = 0.1,
+				PerspectiveFarPlane = 10000,
+				OrthographicHeight = 10,
+				OrthographicNearPlane = 0,
+				OrthographicFarPlane = 10,
+				AspectRatio = 2.329843,
+				FixedAspectRatio = false
+			}
+		}
+	]
+}

GlitchyEditor/src/EditWindows/ComponentEditWindow.bf

@@ -64,6 +64,8 @@ namespace GlitchyEditor.EditWindows
 			ShowComponentEditor<MeshRendererComponent>("Mesh Renderer", entity, => ShowMeshRendererComponentEditor, => ShowComponentContextMenu<MeshRendererComponent>);
 			ShowComponentEditor<LightComponent>("Light", entity, => ShowLightComponentEditor, => ShowComponentContextMenu<LightComponent>);
 			ShowComponentEditor<MeshComponent>("Mesh", entity, => ShowMeshComponentEditor, => ShowComponentContextMenu<MeshComponent>);
+			ShowComponentEditor<Rigidbody2DComponent>("Rigidbody 2D", entity, => ShowRigidBody2DComponentEditor, => ShowComponentContextMenu<Rigidbody2DComponent>);
+			ShowComponentEditor<BoxCollider2DComponent>("Box collider 2D", entity, => ShowBoxCollider2DComponentEditor, => ShowComponentContextMenu<BoxCollider2DComponent>);
 
 			ShowAddComponentButton(entity);
 		}
@@ -411,6 +413,64 @@ namespace GlitchyEditor.EditWindows
 			}
 		}
 		
+		private static void ShowRigidBody2DComponentEditor(Entity entity, Rigidbody2DComponent* rigidBodyComponent)
+		{
+			const String[?] bodyTypeStrings = .("Static", "Dynamic", "Kinematic");
+			String bodyTypeName = bodyTypeStrings[rigidBodyComponent.BodyType.Underlying];
+
+			if (ImGui.BeginCombo("Type", bodyTypeName.CStr()))
+			{
+				for (int i = 0; i < 3; i++)
+				{
+					bool isSelected = (bodyTypeName == bodyTypeStrings[i]);
+
+					if (ImGui.Selectable(bodyTypeStrings[i], isSelected))
+					{
+						rigidBodyComponent.BodyType = (.)i;
+					}
+
+					if (isSelected)
+						ImGui.SetItemDefaultFocus();
+				}
+
+				ImGui.EndCombo();
+			}
+
+
+			ImGui.Checkbox("Fixed Rotation", &rigidBodyComponent.FixedRotation);
+		}
+
+		private static void ShowBoxCollider2DComponentEditor(Entity entity, BoxCollider2DComponent* boxCollider)
+		{
+			float textWidth = ImGui.CalcTextSize("Offset".CStr()).x;
+			textWidth += ImGui.GetStyle().FramePadding.x * 3.0f;
+
+
+			Vector2 offset = boxCollider.Offset;
+			if (ImGui.EditVector2("Offset", ref offset, .Zero, 0.1f, textWidth))
+				boxCollider.Offset = offset;
+
+			Vector2 size = boxCollider.Size;
+			if (ImGui.EditVector2("Size", ref size, .Zero, 0.1f, textWidth))
+				boxCollider.Size = size;
+			
+			float density = boxCollider.Density;
+			if (ImGui.DragFloat("Density", &density, 0.0f, 0.1f, textWidth))
+				boxCollider.Density = density;
+			
+			float friction = boxCollider.Friction;
+			if (ImGui.DragFloat("Friction", &friction, 0.0f, 0.1f, textWidth))
+				boxCollider.Friction = friction;
+
+			float restitution = boxCollider.Restitution;
+			if (ImGui.DragFloat("Restitution", &restitution, 0.0f, 0.1f, textWidth))
+				boxCollider.Restitution = restitution;
+
+			float restitutionThreshold = boxCollider.RestitutionThreshold;
+			if (ImGui.DragFloat("RestitutionThreshold", &restitutionThreshold, 0.0f, 0.1f, textWidth))
+				boxCollider.RestitutionThreshold = restitutionThreshold;
+		}
+
 		private static void LabelColumn(StringView label)
 		{
 			ImGui.TextUnformatted(label);
@@ -517,6 +577,10 @@ namespace GlitchyEditor.EditWindows
 
 			void ShowComponentButton<TComponent>(String name) where TComponent : struct, new
 			{
+				// If the entity already has this component, don't show the option to add it
+				if (entity.HasComponent<TComponent>())
+					return;
+
 				float textWidth = ImGui.CalcTextSize(name.CStr()).x;
 				buttonWidth = Math.Max(buttonWidth, textWidth + ImGui.GetStyle().FramePadding.x * 2);
 
@@ -547,6 +611,8 @@ namespace GlitchyEditor.EditWindows
 				ShowComponentButton<CameraComponent>("Camera");
 				ShowComponentButton<SpriterRendererComponent>("Sprite Renderer");
 				ShowComponentButton<LightComponent>("Light");
+				ShowComponentButton<Rigidbody2DComponent>("Rigidbody 2D");
+				ShowComponentButton<BoxCollider2DComponent>("Box collider 2D");
 
 				ImGui.EndCombo();
 			}

GlitchyEditor/src/EditorLayer.bf

@@ -310,12 +310,16 @@ namespace GlitchyEditor
 		{
 			_sceneState = .Play;
 			_editor.SceneViewportWindow.EditorMode = false;
+
+			_scene.OnRuntimeStart();
 		}
 
 		private void OnSceneStop()
 		{
-			_sceneState = .Edit;
+			_scene.OnRuntimeStop();
+
 			_editor.SceneViewportWindow.EditorMode = true;
+			_sceneState = .Edit;
 		}
 
 		// Just for testing
@@ -459,19 +463,26 @@ namespace GlitchyEditor
 			_camera.Position = .(-1.5f, 1.5f, -2.5f);
 			_camera.RotationEuler = .(MathHelper.ToRadians(25), MathHelper.ToRadians(35), 0);
 
+			/*// Create default camera
+			{
+				let camEntity = _scene.CreateEntity("Camera");
+				let transform = camEntity.Transform;
+				transform.Position = 
+			}
+
 			// Create the default light source
 			{
-				var lightNtt = _scene.CreateEntity("Light");
-				let transform = lightNtt.GetComponent<TransformComponent>();
+				let lightNtt = _scene.CreateEntity("Light");
+				let transform = lightNtt.Transform;
 				transform.Position = .(0, 0, 0);
 				transform.RotationEuler = .(MathHelper.ToRadians(45), MathHelper.ToRadians(-100), 0);
 
 				let light = lightNtt.AddComponent<LightComponent>();
 				light.SceneLight.Illuminance = 10.0f;
 				light.SceneLight.Color = .(1.0f, 0.95f, 0.8f);
-			}
+			}*/
 
-			TestEntitiesWithModels();
+			//TestEntitiesWithModels();
 		}
 		
 		/// 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.

GlitchyEngine/BeefProj.toml

@@ -1,5 +1,5 @@
 FileVersion = 1
-Dependencies = {GlitchLog = "*", corlib = "*", DirectX = "*", FreeType = "*", cgltf-beef = "*", msdfgen-beef = "*", ImGui = "*", ImGuiImplDX11 = "*", ImGuiImplWin32 = "*", ImGuizmo = "*", Beefy2D = "*", LodePng = "*", GlitchyEngineHelper = "*", bon = "*"}
+Dependencies = {GlitchLog = "*", corlib = "*", DirectX = "*", FreeType = "*", cgltf-beef = "*", msdfgen-beef = "*", ImGui = "*", ImGuiImplDX11 = "*", ImGuiImplWin32 = "*", ImGuizmo = "*", Beefy2D = "*", LodePng = "*", GlitchyEngineHelper = "*", bon = "*", box2d-beef = "*"}
 
 [Project]
 Name = "GlitchyEngine"

GlitchyEngine/src/Math/ColorRGBA.bf

@@ -1,4 +1,5 @@
 using System;
+using Bon;
 
 using internal GlitchyEngine.Math;
 
@@ -13,6 +14,7 @@ namespace GlitchyEngine.Math
 	/**
 	Represents a four component floating point color
 	*/
+	[BonTarget]
 	[CRepr]
 	struct ColorRGBA
 	{

GlitchyEngine/src/World/Components.bf

@@ -337,4 +337,29 @@ namespace GlitchyEngine.World
 	{
 		public SceneLight SceneLight;
 	}
+
+	struct Rigidbody2DComponent
+	{
+		public enum BodyType { Static = 0, Dynamic = 1, Kinematic = 2 }
+
+		public BodyType BodyType = .Static;
+
+		public bool FixedRotation = false;
+
+		internal int _runtimeBody = 0;
+	}
+
+	struct BoxCollider2DComponent
+	{
+		public Vector2 Offset = .(0.0f, 0.0f);
+		public Vector2 Size = .(0.5f, 0.5f);
+
+		// TODO: move into 2D physics material
+		public float Density = 1.0f;
+		public float Friction = 0.5f;
+		public float Restitution = 0.0f;
+		public float RestitutionThreshold = 0.5f;
+
+		internal int _runtimeFixture = 0;
+	}
 }

GlitchyEngine/src/World/Entity.bf

@@ -63,6 +63,8 @@ namespace GlitchyEngine.World
 			}
 		}
 
+		public TransformComponent* Transform => GetComponent<TransformComponent>();
+
 		public T* AddComponent<T>(T value = T()) where T: struct, new
 		{
 			Log.EngineLogger.AssertDebug(!HasComponent<T>(), scope $"Entity already has component.");
@@ -86,6 +88,18 @@ namespace GlitchyEngine.World
 			return _scene._ecsWorld.HasComponent<T>(_entity);
 		}
 
+		public bool TryGetComponent<T>(out T* component) where T: struct, new
+		{
+			if (HasComponent<T>())
+			{
+				component = GetComponent<T>();
+				return true;
+			}
+
+			component = null;
+			return false;
+		}
+		
 		public void RemoveComponent<T>() where T: struct, new
 		{
 			Log.EngineLogger.AssertDebug(HasComponent<T>(), "Entity doesn't have component!");

GlitchyEngine/src/World/Scene.bf

@@ -2,19 +2,26 @@ using GlitchyEngine.Math;
 using GlitchyEngine.Renderer;
 using System;
 using System.Collections;
+using Box2D;
 
 namespace GlitchyEngine.World
 {
 	using internal ScriptableEntity;
+	using internal GlitchyEngine.World;
 
 	class Scene
 	{
 		internal EcsWorld _ecsWorld = new .() ~ delete _;
 
+		internal b2World* _physicsWorld2D;
+
 		private Dictionary<Type, function void(Entity entity, Type componentType, void* component)> _onComponentAddedHandlers = new .() ~ delete _;
 
 		private RenderTargetGroup _compositeTarget ~ _.ReleaseRef();
 
+		// Temporary target for camera. Needs to change as soon as we support multiple cameras
+		private RenderTargetGroup _cameraTarget ~ _.ReleaseRef();
+
 		private Effect _gammaCorrectEffect ~ _.ReleaseRef();
 
 		public Entity ActiveCamera => {
@@ -54,6 +61,16 @@ namespace GlitchyEngine.World
 				RenderTargetFormat.D24_UNorm_S8_UInt);
 			_compositeTarget = new RenderTargetGroup(desc);
 
+			_cameraTarget = new RenderTargetGroup(.(){
+					Width = 100,
+					Height = 100,
+					ColorTargetDescriptions = TargetDescription[](
+						.(.R16G16B16A16_Float),
+						.(.R32_UInt)
+					),
+					DepthTargetDescription = .(.D24_UNorm_S8_UInt)
+				});
+
 			_gammaCorrectEffect = Application.Get().EffectLibrary.Load("content/Shaders/GammaCorrect.hlsl");
 		}
 
@@ -61,6 +78,71 @@ namespace GlitchyEngine.World
 		{
 		}
 		
+		b2Vec2 _gravity2D = .(0.0f, -9.8f);
+
+		static b2BodyType GetBox2DBodyType(Rigidbody2DComponent.BodyType bodyType)
+		{
+			switch (bodyType)
+			{
+			case .Static:
+				return .b2_staticBody;
+			case .Dynamic:
+				return .b2_dynamicBody;
+			case .Kinematic:
+				return .b2_kinematicBody;
+			default:
+				Log.EngineLogger.AssertDebug(false, "Unknown body type");
+				return .b2_staticBody;
+			}
+		}
+
+		public void OnRuntimeStart()
+		{
+			_physicsWorld2D = Box2D.World.Create(ref _gravity2D);
+
+			for (var entry in _ecsWorld.Enumerate<Rigidbody2DComponent>())
+			{
+				Entity entity = .(entry.Entity, this);
+
+				var transform = entity.Transform;
+				var rigidBody = entry.Component;
+
+				b2BodyDef def = .();
+				def.type = GetBox2DBodyType(rigidBody.BodyType);
+
+				// TODO: breaks with hierarchy
+				def.position = b2Vec2(transform.Position.X, transform.Position.Y);
+				def.angle = transform.RotationEuler.Z;
+
+				b2Body* body = Box2D.World.CreateBody(_physicsWorld2D, &def);
+				Box2D.Body.SetFixedRotation(body, rigidBody.FixedRotation);
+
+				rigidBody._runtimeBody = (int)(void*)body;
+
+				if (entity.TryGetComponent<BoxCollider2DComponent>(let boxCollider))
+				{
+					b2Shape* boxShape = Box2D.Shape.CreatePolygon();
+					Box2D.Shape.PolygonSetAsBox(boxShape, boxCollider.Size.X * transform.Scale.X, boxCollider.Size.Y * transform.Scale.Y);
+
+					b2FixtureDef fixtureDef = .();
+					fixtureDef.shape = boxShape;
+					fixtureDef.density = boxCollider.Density;
+					fixtureDef.friction = boxCollider.Friction;
+					fixtureDef.restitution = boxCollider.Restitution;
+					fixtureDef.restitutionThreshold = boxCollider.RestitutionThreshold;
+
+					b2Fixture* fixture = Box2D.Body.CreateFixture(body, &fixtureDef);
+					boxCollider._runtimeFixture = (int)(void*)fixture;
+				}
+			}
+		}
+
+		public void OnRuntimeStop()
+		{
+			Box2D.World.Delete(_physicsWorld2D);
+			_physicsWorld2D = null;
+		}
+
 		public void UpdateRuntime(GameTime gameTime, RenderTargetGroup finalTarget)
 		{
 			Debug.Profiler.ProfileRendererFunction!();
@@ -69,6 +151,44 @@ namespace GlitchyEngine.World
 			
 			TransformSystem.Update(_ecsWorld);
 
+			// Run scripts
+			for (var (entity, script) in _ecsWorld.Enumerate<NativeScriptComponent>())
+			{
+				if (script.Instance == null)
+				{
+					script.Instance = script.InstantiateFunction();
+					script.Instance._entity = Entity(entity, this);
+					script.Instance.[Friend]OnCreate();
+				}
+
+				script.Instance.[Friend]OnUpdate(gameTime);
+			}
+
+			// Update 2D physics
+			{
+				const int32 velocityIterations = 6;
+				const int32 positionIterations = 2;
+				const int32 particleIterations = 2;
+
+				Box2D.World.Step(_physicsWorld2D, gameTime.DeltaTime, velocityIterations, positionIterations, particleIterations);
+
+				// Retrieve transform from Box2D
+				for (var entry in _ecsWorld.Enumerate<Rigidbody2DComponent>())
+				{
+					Entity entity = .(entry.Entity, this);
+	
+					var transform = entity.Transform;
+					var rigidbody = entry.Component;
+
+					b2Body* body = (b2Body*)(void*)rigidbody._runtimeBody;
+					b2Vec2 position = Box2D.Body.GetPosition(body);
+					float angle = Box2D.Body.GetAngle(body);
+
+					transform.Position = .(position.x, position.y, transform.Position.Z);
+					transform.RotationEuler = .(transform.RotationEuler.XY, angle);
+				}
+			}
+
 			// Find camera
 			Camera* primaryCamera = null;
 			Matrix primaryCameraTransform = default;
@@ -80,7 +200,8 @@ namespace GlitchyEngine.World
 				{
 					primaryCamera = &camera.Camera;
 					primaryCameraTransform = transform.WorldTransform;
-					renderTarget = camera.RenderTarget..AddRef();
+					// TODO: bind render targets to cameras
+					// renderTarget = camera.RenderTarget..AddRef();
 				}
 			}
 
@@ -392,6 +513,7 @@ namespace GlitchyEngine.World
 			}
 
 			_compositeTarget.Resize(ViewportWidth, ViewportHeight);
+			_cameraTarget.Resize(ViewportWidth, ViewportHeight);
 		}
 
 		private void OnComponentAdded(Entity entity, Type componentType, void* component)

GlitchyEngine/src/World/SceneSerializer.bf

@@ -81,6 +81,7 @@ namespace GlitchyEngine.World
 					// TODO: Texture
 
 					Serialize.Value(writer, "Color", component.Color);
+					Serialize.Value(writer, "UvTransform", component.UvTransform);
 				});
 
 				SerializeComponent<TransformComponent>(writer, entity, "TransformComponent", scope (component) =>
@@ -128,6 +129,24 @@ namespace GlitchyEngine.World
 
 					Serialize.Value(writer, "Color", light.Color);
 				});
+
+				SerializeComponent<Rigidbody2DComponent>(writer, entity, "Rigidbody2D", scope (component) =>
+				{
+					Serialize.Value(writer, "BodyType", component.BodyType);
+
+					Serialize.Value(writer, "FixedRotation", component.FixedRotation);
+				});
+
+				SerializeComponent<BoxCollider2DComponent>(writer, entity, "BoxCollider2D", scope (component) =>
+				{
+					Serialize.Value(writer, "Offset", component.Offset);
+					Serialize.Value(writer, "Size", component.Size);
+
+					Serialize.Value(writer, "Density", component.Density);
+					Serialize.Value(writer, "Friction", component.Friction);
+					Serialize.Value(writer, "Restitution", component.Restitution);
+					Serialize.Value(writer, "RestitutionThreshold", component.RestitutionThreshold);
+				});
 			}
 
 			writer.EntryEnd();
@@ -252,6 +271,8 @@ namespace GlitchyEngine.World
 						// TODO: Texture
 
 						Try!(Deserialize.Value(reader, "Color", out component.Color));
+						reader.EntryEnd();
+						Try!(Deserialize.Value(reader, "UvTransform", out component.UvTransform));
 
 						return .Ok;
 					}));
@@ -337,9 +358,38 @@ namespace GlitchyEngine.World
 						Deserialize.Value(reader, "Color", out light.[Friend]_color);
 						return .Ok;
 					}));
+				case "Rigidbody2D":
+					Try!(DeserializeComponent<Rigidbody2DComponent>(reader, entity, scope (component) =>
+					{
+						Deserialize.Value(reader, "BodyType", out component.BodyType);
+						reader.EntryEnd();
+
+						Deserialize.Value(reader, "FixedRotation", out component.FixedRotation);
+
+						return .Ok;
+					}));
+				case "BoxCollider2D":
+					Try!(DeserializeComponent<BoxCollider2DComponent>(reader, entity, scope (component) =>
+					{
+						Deserialize.Value(reader, "Offset", out component.Offset);
+						reader.EntryEnd();
+						Deserialize.Value(reader, "Size", out component.Size);
+						reader.EntryEnd();
+						
+						Deserialize.Value(reader, "Density", out component.Density);
+						reader.EntryEnd();
+						Deserialize.Value(reader, "Friction", out component.Friction);
+						reader.EntryEnd();
+						Deserialize.Value(reader, "Restitution", out component.Restitution);
+						reader.EntryEnd();
+						Deserialize.Value(reader, "RestitutionThreshold", out component.RestitutionThreshold);
+
+						return .Ok;
+					}));
 
 				default:
-					return .Err;
+					Log.EngineLogger.AssertDebug(false, "Unknown component type");
+					//return .Err;
 				}
 			}