Overhauled component editors

2026-09-05 13:01:52 +00:00 · 2022-04-01 23:29:35 +02:00
parent e82f70ba02
commit c13b0a26d1
5 changed files with 456 additions and 102 deletions
@@ -9,11 +9,11 @@ namespace GlitchyEditor.EditWindows
 	{
 		public const String s_WindowTitle = "Components";

-		public Editor Editor => _editor;
+		private EntityHierarchyWindow _entityHierarchyWindow;

-		public this(Editor editor)
+		public this(EntityHierarchyWindow entityHierarchyWindow)
 		{
-			_editor = editor;
+			_entityHierarchyWindow = entityHierarchyWindow;
 		}

 		protected override void InternalShow()
@@ -24,9 +24,9 @@ namespace GlitchyEditor.EditWindows
 				return;
 			}

-			if(_editor.SelectedEntities.Count == 1)
+			if(_entityHierarchyWindow.SelectedEntities.Count == 1)
 			{
-				EcsEntity entity = _editor.SelectedEntities.Front;
+				Entity entity = _entityHierarchyWindow.SelectedEntities.Front;

 				ShowComponents(entity);
 			}
@@ -34,20 +34,21 @@ namespace GlitchyEditor.EditWindows
 			ImGui.End();
 		}

-		private void ShowComponents(EcsEntity entity)
+		private void ShowComponents(Entity entity)
 		{
-			NameComponentEditor.Show(_editor.World, entity);
-			TransformComponentEditor.Show(_editor.World, entity);		
-		}
+			ShowNameComponentEditor(entity);
+			ShowTransformComponentEditor(entity);
+			ShowCameraComponentEditor(entity);
 		}

-	static class NameComponentEditor
+		private static void ShowNameComponentEditor(Entity entity)
 		{
-		public static void Show(EcsWorld world, EcsEntity entity)
-		{
-			char8[128] nameBuffer = default;
+			if (!entity.HasComponent<DebugNameComponent>())
+				return;

-			DebugNameComponent* component = world.GetComponent<DebugNameComponent>(entity);
+			char8[256] nameBuffer = default;
+
+			DebugNameComponent* component = entity.GetComponent<DebugNameComponent>();

 			String name = null;

@@ -57,7 +58,7 @@ namespace GlitchyEditor.EditWindows
 			}
 			else
 			{
-				name = scope:: $"Entity {entity.[Friend]Index}";
+				name = scope:: $"Entity {entity.Handle.[Friend]Index}";
 			}

 			// Copy name to buffer
@@ -67,27 +68,75 @@ namespace GlitchyEditor.EditWindows
 			{
 				if(component == null)
 				{
-					component = world.AssignComponent<DebugNameComponent>(entity);
+					component = entity.AddComponent<DebugNameComponent>();
 				}

 				component.DebugName.Clear();
 				component.DebugName.Append(&nameBuffer);
 			}
 		}
-	}

-	static class TransformComponentEditor
+		private static void ShowTransformComponentEditor(Entity entity)
 		{
-		public static void Show(EcsWorld world, EcsEntity entity)
-		{
-			TransformComponent* component = world.GetComponent<TransformComponent>(entity);
-
-			if(component == null)
+			if (!entity.HasComponent<SimpleTransformComponent>())
 				return;

+			var transform = entity.GetComponent<SimpleTransformComponent>();
+
 			if(ImGui.TreeNodeEx("Transform", .DefaultOpen))
 			{
-				Vector3 position = component.Position;
+				bool ShowValue(String text, ref float value, String id)
+				{
+					ImGui.Text(text);
+					ImGui.SameLine();
+					ImGui.PushID(id);
+					bool valueChanged = ImGui.DragFloat(String.Empty, &value, 0.1f);
+					ImGui.PopID();
+
+					return valueChanged;
+				}
+
+				bool ShowTableRow(String name, ref Vector3 value)
+				{
+					bool changed = false;
+
+					ImGui.TableNextColumn();
+
+					ImGui.Text(name);
+					ImGui.TableNextColumn();
+					changed |= ShowValue("X: ", ref value.X, scope $"{name}X");
+					ImGui.TableNextColumn();
+					changed |= ShowValue("Y: ", ref value.Y, scope $"{name}Y");
+					ImGui.TableNextColumn();
+					changed |= ShowValue("Z: ", ref value.Z, scope $"{name}Z");
+					
+					ImGui.TableNextRow();
+
+					return changed;
+				}
+
+				Matrix.Decompose(transform.Transform, var position, var rotation, var scale);
+
+				ImGui.BeginTable("posRotScaleTable", 4);
+
+				if (ShowTableRow("Position", ref position))
+				{
+					transform.Transform.Translation = position;
+				}
+
+				var oldScale = scale;
+				if (ShowTableRow("Scale", ref scale))
+				{
+					Vector3 v = 1.0f / oldScale * scale;
+
+					transform.Transform.Scale = (Vector3)transform.Transform.Scale * v;
+				}
+
+
+				ImGui.EndTable();
+
+				/*
+				Vector3 position = transform.Position;
 				bool positionChanged = false;
 				
 				Vector3 rotationEuler = MathHelper.ToDegrees(component.RotationEuler);
@@ -137,6 +186,96 @@ namespace GlitchyEditor.EditWindows
 				if(scaleChanged)
 					component.Scale = scale;

+				*/
+				ImGui.TreePop();
+			}
+		}
+		
+		static String[] strings = new String[]("Orthographic", "Perspective", "Perspective (Infinite)") ~ delete _;
+
+		private static void ShowCameraComponentEditor(Entity entity)
+		{
+			if (!entity.HasComponent<CameraComponent>())
+				return;
+
+			if(ImGui.TreeNodeEx("Camera", .DefaultOpen))
+			{
+				var cameraComponent = entity.GetComponent<CameraComponent>();
+
+				ImGui.Checkbox("Primary", &cameraComponent.Primary);
+
+				var camera = ref cameraComponent.Camera;
+
+				String typeName = strings[camera.ProjectionType.Underlying];
+
+				if (ImGui.BeginCombo("Projection", typeName.CStr()))
+				{
+					for (int i = 0; i < 3; i++)
+					{
+						bool isSelected = (typeName == strings[i]);
+
+						if (ImGui.Selectable(strings[i], isSelected))
+						{
+							camera.ProjectionType = (.)i;
+						}
+
+						if (isSelected)
+							ImGui.SetItemDefaultFocus();
+					}
+
+					ImGui.EndCombo();
+				}
+
+				if (camera.ProjectionType == .Perspective)
+				{
+					float fovY = MathHelper.ToDegrees(camera.PerspectiveFovY);
+					if (ImGui.DragFloat("Fov Y", &fovY, 0.1f))
+						camera.PerspectiveFovY = MathHelper.ToRadians(fovY);
+					
+					float near = camera.PerspectiveNearPlane;
+					if (ImGui.DragFloat("Near", &near, 0.1f))
+						camera.PerspectiveNearPlane = near;
+
+					float far = camera.PerspectiveFarPlane;
+					if (ImGui.DragFloat("Far", &far, 0.1f))
+						camera.PerspectiveFarPlane = far;
+				}
+				else if (camera.ProjectionType == .InfinitePerspective)
+				{
+					float fovY = MathHelper.ToDegrees(camera.PerspectiveFovY);
+					if (ImGui.DragFloat("Vertical FOV", &fovY, 0.1f))
+						camera.PerspectiveFovY = MathHelper.ToRadians(fovY);
+					
+					float near = camera.PerspectiveNearPlane;
+					if (ImGui.DragFloat("Near", &near, 0.1f))
+						camera.PerspectiveNearPlane = near;
+				}
+				else if (camera.ProjectionType == .Orthographic)
+				{
+					float size = camera.OrthographicHeight;
+					if (ImGui.DragFloat("Size", &size, 0.1f))
+						camera.OrthographicHeight = size;
+					
+					float near = camera.OrthographicNearPlane;
+					if (ImGui.DragFloat("Near", &near, 0.1f))
+						camera.OrthographicNearPlane = near;
+
+					float far = camera.OrthographicFarPlane;
+					if (ImGui.DragFloat("Far", &far, 0.1f))
+						camera.OrthographicFarPlane = far;
+				}
+
+				bool fixedAspectRatio = camera.FixedAspectRatio;
+				if (ImGui.Checkbox("Fixed Aspect Ratio", &fixedAspectRatio))
+					camera.FixedAspectRatio = fixedAspectRatio;
+
+				if (fixedAspectRatio)
+				{
+					float aspect = camera.AspectRatio;
+					if (ImGui.DragFloat("Aspect Ratio", &aspect, 0.1f))
+						camera.AspectRatio = aspect;
+				}
+
 				ImGui.TreePop();
 			}
 		}
@@ -17,11 +17,20 @@ namespace GlitchyEditor.EditWindows
 		/// Buffer for the entity search string.
 		private char8[64] _entitySearchChars;

-		public Editor Editor => _editor;
+		private Scene _scene;

-		public this(Editor editor)
+		private List<Entity> _selectedEntities = new .() ~ delete _;
+
+		public List<Entity> SelectedEntities => _selectedEntities;
+
+		public this(Scene scene)
 		{
-			_editor = editor;
+			SetContext(scene);
+		}
+
+		public void SetContext(Scene scene)
+		{
+			_scene = scene;
 		}
 		
 		protected override void InternalShow()
@@ -39,6 +48,64 @@ namespace GlitchyEditor.EditWindows
 			ImGui.End();
 		}
 		
+		/// Returns whether or not all selected entities have the same parent.
+		internal bool AllSelectionsOnSameLevel()
+		{
+			EcsEntity? parent = .InvalidEntity;
+
+			for(var selectedEntity in _selectedEntities)
+			{
+				var transformComponent = selectedEntity.GetComponent<SimpleTransformComponent>();
+
+				if(parent == .InvalidEntity)
+				{
+					parent = transformComponent.Parent;
+				}
+				else if(transformComponent.Parent != parent)
+				{
+					return false;
+				}
+			}
+
+			return true;
+		}
+		
+		/// Finds all children of the given entity and stores their IDs in the given list.
+		internal void FindChildren(EcsEntity entity, List<EcsEntity> entities)
+		{
+			for(var (child, childTransform) in _scene.[Friend]_ecsWorld.Enumerate<SimpleTransformComponent>())
+			{
+				if(childTransform.Parent == entity)
+				{
+					if(!entities.Contains(child))
+						entities.Add(child);
+
+					FindChildren(child, entities);
+				}
+			}
+		}
+
+		/// Deletes all selected entities and their children.
+		internal void DeleteSelectedEntities()
+		{
+			List<EcsEntity> entities = scope .();
+
+			for(var entity in _selectedEntities)
+			{
+				entities.Add(entity.Handle);
+
+				FindChildren(entity.Handle, entities);
+			}
+
+			for(var entityId in entities)
+			{
+				Entity entity = .(entityId, _scene);
+				_scene.DestroyEntity(entity);
+			}
+
+			_selectedEntities.Clear();
+		}
+
 		private void ShowEntityHierarchyMenuBar()
 		{
 			if(ImGui.BeginMenuBar())
@@ -47,42 +114,43 @@ namespace GlitchyEditor.EditWindows
 				{
 					if(ImGui.MenuItem("Empty Entity"))
 					{
-						_editor.CreateEntityWithTransform();
+						_scene.CreateEntity();
 					}

 					if(ImGui.IsItemHovered())
-						ImGui.SetTooltip("Create a new Entity with a transform component.");
+						ImGui.SetTooltip("Create a new Entity.");

-					if(ImGui.MenuItem("Empty Child", null, false, !_editor.SelectedEntities.IsEmpty))
+					if(ImGui.MenuItem("Empty Child", null, false, !_selectedEntities.IsEmpty))
 					{
-						var newEntity = _editor.CreateEntityWithTransform();
-						var parent = _editor.World.AssignComponent<ParentComponent>(newEntity);
+						var newEntity = _scene.CreateEntity();
+
+						var transformCmp = newEntity.GetComponent<SimpleTransformComponent>();
 						// Last entity in list is the entity that has been selected last.
-						parent.Entity = _editor.SelectedEntities.Back;
+						transformCmp.Parent = _selectedEntities.Back.Handle;
 					}
 					
 					if(ImGui.IsItemHovered())
 						ImGui.SetTooltip("Create a new Entity that is a child of the currently selected entity.");

-					if(ImGui.MenuItem("Empty Parent", null, false, !_editor.SelectedEntities.IsEmpty && _editor.AllSelectionsOnSameLevel()))
+					if(ImGui.MenuItem("Empty Parent", null, false, !_selectedEntities.IsEmpty && AllSelectionsOnSameLevel()))
 					{
-						var commonParent = _editor.World.GetComponent<ParentComponent>(_editor.SelectedEntities.Front);
+						var commonParent = _selectedEntities.Front.GetComponent<SimpleTransformComponent>();

-						var newEntity = _editor.CreateEntityWithTransform();
+						var newEntity = _scene.CreateEntity();

 						if(commonParent != null)
 						{
 							// parent of selected entities is parent of the new entity.
 							// (which is why this doesn't work if the entities don't have the same parent)
-							var newEntityParent = _editor.World.AssignComponent<ParentComponent>(newEntity);
-							newEntityParent.Entity = commonParent.Entity;
+							var newEntityTransform = newEntity.GetComponent<SimpleTransformComponent>();
+							newEntityTransform.Parent = commonParent.Parent;
 						}

 						// new entity is parent of all selected entities.
-						for(var selectedEntity in _editor.SelectedEntities)
+						for(var selectedEntity in _selectedEntities)
 						{
-							var selectedEntityParent = _editor.World.AssignComponent<ParentComponent>(selectedEntity);
-							selectedEntityParent.Entity = newEntity;
+							var selectedTransform = selectedEntity.GetComponent<SimpleTransformComponent>();
+							selectedTransform.Parent = newEntity.Handle;
 						}
 					}
 					
@@ -95,9 +163,9 @@ namespace GlitchyEditor.EditWindows
 				if(ImGui.IsItemHovered())
 					ImGui.SetTooltip("Create a new Entity.");

-				if(ImGui.MenuItem("Delete", null, false, !_editor.SelectedEntities.IsEmpty) || Input.IsKeyPressed(.Delete))
+				if(ImGui.MenuItem("Delete", null, false, !_selectedEntities.IsEmpty) || Input.IsKeyPressed(.Delete))
 				{
-					_editor.DeleteSelectedEntities();
+					DeleteSelectedEntities();
 				}

 				if(ImGui.IsItemHovered())
@@ -111,11 +179,11 @@ namespace GlitchyEditor.EditWindows
 			}
 		}

-		private void ImGuiPrintEntityTree(TreeNode<EcsEntity> tree)
+		private void ImGuiPrintEntityTree(TreeNode<Entity> tree)
 		{
 			String name = null;

-			var nameComponent = _editor.World.GetComponent<DebugNameComponent>(tree.Value);
+			var nameComponent = tree.Value.GetComponent<DebugNameComponent>();

 			if(nameComponent != null)
 			{
@@ -123,24 +191,24 @@ namespace GlitchyEditor.EditWindows
 			}
 			else
 			{
-				name = scope:: $"Entity {(tree.Value.[Friend]Index)}";
+				name = scope:: $"Entity {(tree.Value.Handle.[Friend]Index)}";
 			}

-			ImGui.TreeNodeFlags flags = .OpenOnArrow;
+			ImGui.TreeNodeFlags flags = .OpenOnArrow | .DefaultOpen;

 			if(tree.Children.Count == 0)
 				flags |= .Leaf;
 			
-			bool inSelectedList = _editor.SelectedEntities.Contains(tree.Value);
+			bool inSelectedList = _selectedEntities.Contains(tree.Value);
 			
 			if(inSelectedList)
 				flags |= .Selected;

-			bool isOpen = ImGui.TreeNodeEx(name, flags);
+			bool isOpen = ImGui.TreeNodeEx((void*)(uint)tree.Value.Handle.[Friend]Index, flags, $"{name}");

 			if(ImGui.BeginDragDropSource())
 			{
-				ImGui.SetDragDropPayload("DND_Entity", &tree.Value, sizeof(EcsEntity));
+				ImGui.SetDragDropPayload("DND_Entity", &tree.Value, sizeof(Entity));

 				ImGui.Text(name);

@@ -153,37 +221,37 @@ namespace GlitchyEditor.EditWindows

 				if(payload != null)
 				{
-					Log.ClientLogger.AssertDebug(payload.DataSize == sizeof(EcsEntity));
+					Log.ClientLogger.AssertDebug(payload.DataSize == sizeof(Entity));

-					EcsEntity movedEntity = *(EcsEntity*)payload.Data;
+					Entity movedEntity = *(Entity*)payload.Data;

 					bool dropLegal = true;

-					EcsEntity walker = tree.Value;
+					Entity walker = tree.Value;

 					// make sure the dropped entity is not a parent of the entity we dropped it on.
 					while(true)
 					{
-						var walkerParent = _editor.World.GetComponent<ParentComponent>(walker);
+						var parentTransform = walker.GetComponent<SimpleTransformComponent>();
 						
-						if(walkerParent == null)
+						if(parentTransform.Parent == .InvalidEntity)
 						{
 							dropLegal = true;
 							break;
 						}
-						else if(walkerParent.Entity == movedEntity)
+						else if(parentTransform.Parent == movedEntity.Handle)
 						{
 							dropLegal = false;
 							break;
 						}

-						walker = walkerParent.Entity;
+						walker = .(parentTransform.Parent, _scene);
 					}

 					if(dropLegal)
 					{
-						var movedEntityParent = _editor.World.AssignComponent<ParentComponent>(movedEntity);
-						movedEntityParent.Entity = tree.Value;
+						var movedEntityTransform = movedEntity.GetComponent<SimpleTransformComponent>();
+						movedEntityTransform.Parent = tree.Value.Handle;
 					}
 				}

@@ -206,16 +274,16 @@ namespace GlitchyEditor.EditWindows
 			{
 				if(inSelectedList)
 				{
-					_editor.SelectedEntities.Remove(tree.Value);
+					_selectedEntities.Remove(tree.Value);
 				}
 				else
 				{
 					if(!ImGui.GetIO().KeyCtrl)
 					{
-						_editor.SelectedEntities.Clear();
+						_selectedEntities.Clear();
 					}

-					_editor.SelectedEntities.Add(tree.Value);
+					_selectedEntities.Add(tree.Value);
 				}

 				inSelectedList = !inSelectedList;
@@ -226,34 +294,39 @@ namespace GlitchyEditor.EditWindows
 		{
 			StringView searchString = StringView(&_entitySearchChars);

-			if(searchString.Length == 0)
+			if(searchString.IsWhiteSpace)
 			{
 				// Show entity hierarchy as tree
 				
-				TreeNode<EcsEntity> root = scope .(.InvalidEntity);
+				TreeNode<Entity> root = scope .(Entity(.InvalidEntity, _scene));

-				TreeNode<EcsEntity> AddEntity(EcsEntity entity)
+				TreeNode<Entity> InsertIntoTree(Entity entity)
 				{
-					var parent = _editor.World.GetComponent<ParentComponent>(entity);
+					var transform = entity.GetComponent<SimpleTransformComponent>();

-					if(parent == null)
+					if(transform == null)
 					{
 						return root.AddChild(entity);
 					}
 					else
 					{
-						var parentNode = root.FindNode(parent.Entity);
+						var parentEntity = Entity(transform.Parent, _scene);
+
+						var parentNode = root.FindNode(parentEntity);

 						if(parentNode == null)
-							parentNode = AddEntity(parent.Entity);
+							parentNode = InsertIntoTree(parentEntity);

 						return parentNode.AddChild(entity);
 					}
 				}
 				
-				for(var entity in _editor.World.Enumerate())
+				for(var entityId in _scene.[Friend]_ecsWorld.Enumerate())
 				{
-					AddEntity(entity);
+					Entity entity = .(entityId, _scene);
+
+					//if (!entity.HasComponent<EditorComponent>())
+						InsertIntoTree(entity);
 				}
 				
 				if(ImGui.TreeNodeEx("Scene", .DefaultOpen))
@@ -264,15 +337,14 @@ namespace GlitchyEditor.EditWindows

 						if(payload != null)
 						{
-							Log.ClientLogger.AssertDebug(payload.DataSize == sizeof(EcsEntity));
+							Log.ClientLogger.AssertDebug(payload.DataSize == sizeof(Entity));

-							EcsEntity movedEntity = *(EcsEntity*)payload.Data;
-
-							_editor.World.RemoveComponent<ParentComponent>(movedEntity);
+							Entity movedEntity = *(Entity*)payload.Data;

 							// Also mark transform as dirty
-							var transformComponent = _editor.World.GetComponent<TransformComponent>(movedEntity);
-							transformComponent?.IsDirty = true;
+							var transformComponent = movedEntity.GetComponent<SimpleTransformComponent>();
+							transformComponent.Parent = .InvalidEntity;
+							//transformComponent?.IsDirty = true;
 						}

 						ImGui.EndDragDropTarget();
@@ -294,11 +366,13 @@ namespace GlitchyEditor.EditWindows
 				List<StringView> searchTokens = new:ScopedAlloc! .(searchString.Split(' ', .RemoveEmptyEntries));
 				
 				worldEnumeration:
-				for(var entity in _editor.World.Enumerate())
+				for(var entityId in _scene.[Friend]_ecsWorld.Enumerate())
 				{
+					Entity entity = .(entityId, _scene);
+
 					String name = null;

-					var nameComponent = _editor.World.GetComponent<DebugNameComponent>(entity);
+					var nameComponent = entity.GetComponent<DebugNameComponent>();

 					if(nameComponent != null)
 					{
@@ -306,7 +380,7 @@ namespace GlitchyEditor.EditWindows
 					}
 					else
 					{
-						name = scope:worldEnumeration $"Entity {entity.[Friend]Index}";
+						name = scope:worldEnumeration $"Entity {entityId.[Friend]Index}";
 					}

 					StringView nameView = StringView(name);
@@ -12,8 +12,8 @@ namespace GlitchyEditor
 		private EcsWorld _ecsWorld;
 		private Scene _scene;
 		
-		private EntityHierarchyWindow _entityHierarchyWindow = new .(this) ~ delete _;
-		private ComponentEditWindow _componentEditWindow = new .(this) ~ delete _;
+		private EntityHierarchyWindow _entityHierarchyWindow ~ delete _;
+		private ComponentEditWindow _componentEditWindow ~ delete _;
 		private SceneViewportWindow _sceneViewportWindow = new .(this) ~ delete _;

 		private List<EcsEntity> _selectedEntities = new .() ~ delete _;
@@ -31,6 +31,9 @@ namespace GlitchyEditor
 		{
 			_scene = scene;
 			_ecsWorld = _scene.[Friend]_ecsWorld;
+
+			_entityHierarchyWindow = new EntityHierarchyWindow(_scene);
+			_componentEditWindow = new ComponentEditWindow(_entityHierarchyWindow);
 		}

 		public void Update()
@@ -77,25 +77,27 @@ namespace GlitchyEditor
 			{
 				_cameraEntity = _scene.CreateEntity("Camera Entity");
 				let camera = _cameraEntity.AddComponent<CameraComponent>();
-				camera.Camera.SetPerspective(0.1f, 1000f, MathHelper.ToRadians(75));
+				camera.Camera.SetPerspective(MathHelper.ToRadians(75), 0.1f, 10000.0f);
 				camera.Primary = true;
 				camera.FixedAspectRatio = false;
 				let transform = _cameraEntity.GetComponent<SimpleTransformComponent>();
 				transform.Transform = Matrix.Translation(0, 0, -5);

 				_cameraEntity.AddComponent<NativeScriptComponent>().Bind<CameraController>();
+				_cameraEntity.AddComponent<EditorComponent>();
 			}

 			{
 				_otherCameraEntity = _scene.CreateEntity("Other Camera Entity");
 				let camera = _otherCameraEntity.AddComponent<CameraComponent>();
-				camera.Camera.SetPerspective(0.1f, 1000f, MathHelper.ToRadians(45));
+				camera.Camera.SetPerspective(MathHelper.ToRadians(45), 0.1f, 1000.0f);
 				camera.Primary = false;
 				camera.FixedAspectRatio = false;
 				let transform = _otherCameraEntity.GetComponent<SimpleTransformComponent>();
 				transform.Transform = Matrix.Translation(0, 0, -5);

 				_otherCameraEntity.AddComponent<NativeScriptComponent>().Bind<CameraController>();
+				_otherCameraEntity.AddComponent<EditorComponent>();
 			}
 		}

@@ -4,8 +4,19 @@ using System;

 namespace GlitchyEngine.World
 {
+	/// If an entity has the EditorComponent it won't be displayed in the scene hierarchy.
+	struct EditorComponent
+	{
+		bool b = false;
+		public this()
+		{
+
+		}
+	}
+
 	struct SimpleTransformComponent
 	{
+		public EcsEntity Parent = .InvalidEntity;
 		public Matrix Transform = Matrix.Identity;

 		public this()
@@ -38,14 +49,24 @@ namespace GlitchyEngine.World
 	{
 		public enum ProjectionType
 		{
-			case Perspective(float FovY, float NearPlane, float FarPlane);
-			case InfinitePerspective(float FovY, float NearPlane);
-			case Orthographic(float Height, float NearPlane, float FarPlane);
+			case Orthographic = 0;//(float Height, float NearPlane, float FarPlane);
+			case Perspective = 1;//(float FovY, float NearPlane, float FarPlane);
+			case InfinitePerspective = 2;//(float FovY, float NearPlane);
 		}

+		private float _perspectiveFovY = MathHelper.ToRadians(75f);
+		private float _perspectiveNearPlane = 0.1f;
+		private float _perspectiveFarPlane = 10000.0f;
+
+		private float _orthographicHeight = 10.0f;
+		private float _orthographicNearPlane = 0.0f;
+		private float _orthographicFarPlane = 10.0f;
+
 		private float _aspectRatio = 16.0f / 9.0f;

-		private ProjectionType _projectionType = .InfinitePerspective(MathHelper.ToRadians(75f), 0.1f);
+		private bool _fixedAspectRatio = false;
+
+		private ProjectionType _projectionType = .InfinitePerspective;//(MathHelper.ToRadians(75f), 0.1f);

 		public ProjectionType ProjectionType
 		{
@@ -57,6 +78,110 @@ namespace GlitchyEngine.World
 			}
 		}

+		public float PerspectiveFovY
+		{
+			get => _perspectiveFovY;
+			set mut
+			{
+				if (_perspectiveFovY == value)
+					return;
+
+				_perspectiveFovY = value;
+				CalculateProjection();
+			}
+		}
+
+		public float PerspectiveNearPlane
+		{
+			get => _perspectiveNearPlane;
+			set mut
+			{
+				if (_perspectiveNearPlane == value)
+					return;
+
+				_perspectiveNearPlane = value;
+				CalculateProjection();
+			}
+		}
+
+		public float PerspectiveFarPlane
+		{
+			get => _perspectiveFarPlane;
+			set mut
+			{
+				if (_perspectiveFarPlane == value)
+					return;
+
+				_perspectiveFarPlane = value;
+				CalculateProjection();
+			}
+		}
+
+		public float OrthographicHeight
+		{
+			get => _orthographicHeight;
+			set mut
+			{
+				if (_orthographicHeight == value)
+					return;
+
+				_orthographicHeight = value;
+				CalculateProjection();
+			}
+		}
+
+		public float OrthographicNearPlane
+		{
+			get => _orthographicNearPlane;
+			set mut
+			{
+				if (_orthographicNearPlane == value)
+					return;
+
+				_orthographicNearPlane = value;
+				CalculateProjection();
+			}
+		}
+
+		public float OrthographicFarPlane
+		{
+			get => _orthographicFarPlane;
+			set mut
+			{
+				if (_orthographicFarPlane == value)
+					return;
+
+				_orthographicFarPlane = value;
+				CalculateProjection();
+			}
+		}
+
+		public float AspectRatio
+		{
+			get => _aspectRatio;
+			set mut
+			{
+				if (_aspectRatio == value)
+					return;
+
+				_aspectRatio = value;
+				CalculateProjection();
+			}
+		}
+
+		public bool FixedAspectRatio
+		{
+			get => _fixedAspectRatio;
+			set mut
+			{
+				if (_fixedAspectRatio == value)
+					return;
+
+				_fixedAspectRatio = value;
+				CalculateProjection();
+			}
+		}
+
 		private const Matrix mat = Matrix.InfinitePerspectiveProjection(MathHelper.ToRadians(75f), 1.0f, 0.1f);

 		public this()
@@ -66,21 +191,31 @@ namespace GlitchyEngine.World

 		public void SetOrthographic(float height, float nearPlane, float farPlane) mut
 		{
-			_projectionType = .Orthographic(height, nearPlane, farPlane);
+			_projectionType = .Orthographic;//(height, nearPlane, farPlane);
+
+			_orthographicHeight = height;
+			_orthographicNearPlane = nearPlane;
+			_orthographicFarPlane = farPlane;

 			CalculateProjection();
 		}
 		
 		public void SetPerspective(float fovY, float nearPlane, float farPlane) mut
 		{
-			_projectionType = .Perspective(fovY, nearPlane, farPlane);
+			_projectionType = .Perspective;//(fovY, nearPlane, farPlane);
+			_perspectiveFovY = fovY;
+			_perspectiveNearPlane = nearPlane;
+			_perspectiveFarPlane = farPlane;

 			CalculateProjection();
 		}

 		public void SetInfinitePerspective(float fovY, float nearPlane) mut
 		{
-			_projectionType = .InfinitePerspective(fovY, nearPlane);
+			_projectionType = .InfinitePerspective;//(fovY, nearPlane);
+			_perspectiveFovY = fovY;
+			_perspectiveNearPlane = nearPlane;
+			//_perspectiveFarPlane = farPlane;

 			CalculateProjection();
 		}
@@ -94,20 +229,21 @@ namespace GlitchyEngine.World

 		private void CalculateProjection() mut
 		{
-			if (_projectionType case .Orthographic(let nearPlane, let farPlane, let projectionHeight))
+			if (_projectionType case .Orthographic)//(let nearPlane, let farPlane, let projectionHeight))
 			{
-				float halfHeight = projectionHeight / 2.0f;
-				float halfWidth = halfHeight / _aspectRatio;
+				float halfHeight = _orthographicHeight / 2.0f;
+				float halfWidth = halfHeight * _aspectRatio;

-				_projection = Matrix.OrthographicProjectionOffCenter(-halfWidth, halfWidth, halfHeight, -halfHeight, nearPlane, farPlane);
+				_projection = Matrix.OrthographicProjectionOffCenter(-halfWidth, halfWidth, halfHeight, -halfHeight,
+					_orthographicNearPlane, _orthographicFarPlane);
 			}
-			else if (_projectionType case .Perspective(let nearPlane, let farPlane, let fovY))
+			else if (_projectionType case .Perspective)//(let nearPlane, let farPlane, let fovY))
 			{
-				_projection = Matrix.PerspectiveProjection(fovY, _aspectRatio, nearPlane, farPlane);
+				_projection = Matrix.PerspectiveProjection(_perspectiveFovY, _aspectRatio, _perspectiveNearPlane, _perspectiveFarPlane);
 			}
-			else if (_projectionType case .InfinitePerspective(let nearPlane, let fovY))
+			else if (_projectionType case .InfinitePerspective)//(let nearPlane, let fovY))
 			{
-				_projection = Matrix.InfinitePerspectiveProjection(fovY, _aspectRatio, nearPlane);
+				_projection = Matrix.InfinitePerspectiveProjection(_perspectiveFovY, _aspectRatio, _perspectiveNearPlane);
 			}
 		}
 	}