Collision-with-condition checkers. Entity/Component Awake timing fixes. Batcher.Pixel()

SampleGame/BeefProj.toml

@@ -10,3 +10,9 @@ DefaultNamespace = "Strawberry.Sample"
 [[Project.DistinctOptions]]
 Filter = ""
 ReflectAlwaysInclude = "IncludeAll"
+
+[[ProjectFolder.Items]]
+Type = "Folder"
+Name = "Physics"
+AutoInclude = true
+Source = ["Physics.bf", "Solid.bf", "JumpThru.bf"]

src/Components/Collision/Hitbox.bf

@@ -112,7 +112,9 @@ namespace Strawberry
 			}
 		}
 
-		// ===== Collisions =====
+		/*
+			Single Collisions
+		*/
 
 		public bool Check(Point point)
 		{
@@ -164,6 +166,10 @@ namespace Strawberry
 			return CheckOutside(other.Hitbox, offset);
 		}
 
+		/*
+			Type Collisions
+		*/
+
 		public bool Check<T>() where T : Component, IHasHitbox
 		{
 			for (var e in Scene.All<T>(scope List<T>()))
@@ -284,5 +290,130 @@ namespace Strawberry
 
 			return into;
 		}
+
+		/*
+			Type Collision w/ Conditions
+		*/
+
+		public bool Check<T>(delegate bool(T) condition) where T : Component, IHasHitbox
+		{
+			for (var e in Scene.All<T>(scope List<T>()))
+				if (condition(e) && Check(e.Hitbox))
+					return true;
+
+			return false;
+		}
+
+		public bool Check<T>(Point offset, delegate bool(T) condition) where T : Component, IHasHitbox
+		{
+			for (var e in Scene.All<T>(scope List<T>()))
+				if (condition(e) && Check(e.Hitbox, offset))
+					return true;
+
+			return false;
+		}
+
+		public bool CheckOutside<T>(Point offset, delegate bool(T) condition) where T : Component, IHasHitbox
+		{
+			for (var e in Scene.All<T>(scope List<T>()))
+				if (condition(e) && CheckOutside(e.Hitbox, offset))
+					return true;
+
+			return false;
+		}
+
+		public T First<T>(delegate bool(T) condition) where T : Component, IHasHitbox
+		{
+			for (var e in Scene.All<T>(scope List<T>()))
+				if (condition(e) && Check(e.Hitbox))
+					return e;
+
+			return null;
+		}
+
+		public T First<T>(Point offset, delegate bool(T) condition) where T : Component, IHasHitbox
+		{
+			for (var e in Scene.All<T>(scope List<T>()))
+				if (condition(e) && Check(e.Hitbox, offset))
+					return e;
+
+			return null;
+		}
+
+		public T FirstOutside<T>(Point offset, delegate bool(T) condition) where T : Component, IHasHitbox
+		{
+			for (var e in Scene.All<T>(scope List<T>()))
+				if (condition(e) && CheckOutside(e.Hitbox, offset))
+					return e;
+
+			return null;
+		}
+
+		public T LeftmostOutside<T>(Point offset, delegate bool(T) condition) where T : Component, IHasHitbox
+		{
+			T ret = null;
+			for (var e in Scene.All<T>(scope List<T>()))
+				if (condition(e) && CheckOutside(e.Hitbox, offset) && (ret == null || e.Hitbox.Left < ret.Hitbox.Left))
+					ret = e;
+
+			return ret;
+		}
+
+		public T RightmostOutside<T>(Point offset, delegate bool(T) condition) where T : Component, IHasHitbox
+		{
+			T ret = null;
+			for (var e in Scene.All<T>(scope List<T>()))
+				if (condition(e) && CheckOutside(e.Hitbox, offset) && (ret == null || e.Hitbox.Right > ret.Hitbox.Right))
+					ret = e;
+
+			return ret;
+		}
+
+		public T TopmostOutside<T>(Point offset, delegate bool(T) condition) where T : Component, IHasHitbox
+		{
+			T ret = null;
+			for (var e in Scene.All<T>(scope List<T>()))
+				if (condition(e) && CheckOutside(e.Hitbox, offset) && (ret == null || e.Hitbox.Top < ret.Hitbox.Top))
+					ret = e;
+
+			return ret;
+		}
+
+		public T BottommostOutside<T>(Point offset, delegate bool(T) condition) where T : Component, IHasHitbox
+		{
+			T ret = null;
+			for (var e in Scene.All<T>(scope List<T>()))
+				if (condition(e) && CheckOutside(e.Hitbox, offset) && (ret == null || e.Hitbox.Bottom > ret.Hitbox.Bottom))
+					ret = e;
+
+			return ret;
+		}
+
+		public List<T> All<T>(List<T> into, delegate bool(T) condition) where T : Component, IHasHitbox
+		{
+			for (var e in Scene.All<T>(scope List<T>()))
+				if (condition(e) && Check(e.Hitbox))
+					into.Add(e);
+
+			return into;
+		}
+
+		public List<T> All<T>(Point offset, List<T> into, delegate bool(T) condition) where T : Component, IHasHitbox
+		{
+			for (var e in Scene.All<T>(scope List<T>()))
+				if (condition(e) && Check(e.Hitbox, offset))
+					into.Add(e);
+
+			return into;
+		}
+
+		public List<T> AllOutside<T>(Point offset, List<T> into, delegate bool(T) condition) where T : Component, IHasHitbox
+		{
+			for (var e in Scene.All<T>(scope List<T>()))
+				if (condition(e) && CheckOutside(e.Hitbox, offset))
+					into.Add(e);
+
+			return into;
+		}
 	}
 }

src/Components/Logic/StateMachine.bf

@@ -24,7 +24,7 @@ namespace Strawberry
 				 delete s;
 		}
 
-		public override void Started()
+		public override void Awake()
 		{
 			CallEnter();
 		}

src/Core/Component.bf

@@ -5,19 +5,11 @@ namespace Strawberry
 	public abstract class Component
 	{
 		public Entity Entity { get; private set; }
+		public bool IsAwake { get; private set; }
 
-		private void Added(Entity entity)
+		public virtual void Added() { }
-		{
+		public virtual void Awake() { }
-			Entity = entity;
+		public virtual void End() { }
-		}
-
-		private void Removed()
-		{
-			Entity = null;
-		}
-
-		public virtual void Started() { }
-		public virtual void Ended() { }
 
 		[Inline]
 		public void RemoveSelf()

src/Core/Entity.bf

@@ -6,6 +6,7 @@ namespace Strawberry
 	public sealed class Entity
 	{
 		public Scene Scene { get; private set; }
+		public bool IsAwake { get; private set; }
 		public bool DeleteOnRemove = true;
 
 		private List<Component> components = new List<Component>() ~ delete _;
@@ -32,20 +33,27 @@ namespace Strawberry
 
 		private void Removed()
 		{
-			Ended();
+			for (var c in components)
+			{
+				c.End();
+				c.[Friend]IsAwake = false;
+			}
 			Scene = null;
+			IsAwake = false;
 		}
 
-		public void Started()
+		private void AwakeCheck()
 		{
 			for (var c in components)
-				c.Started();
+			{
+				if (!c.[Friend]IsAwake)
+				{
+					c.Awake();
+					c.[Friend]IsAwake = true;
+				}
 			}
 
-		public void Ended()
+			IsAwake = true;
-		{
-			for (var c in components)
-				c.Ended();
 		}
 
 		[Inline]
@@ -78,7 +86,7 @@ namespace Strawberry
 				{
 					components.Remove(c);
 					Scene.[Friend]UntrackComponent(c);
-					c.[Friend]Removed();
+					c.[Friend]Entity = null;
 					delete c;
 				}
 
@@ -91,7 +99,17 @@ namespace Strawberry
 				{
 					components.Add(c);
 					Scene.[Friend]TrackComponent(c);
-					c.[Friend]Added(this);
+					c.[Friend]Entity = this;
+					c.Added();
+				}
+
+				if (IsAwake)
+				{
+					for (var c in toAdd)
+					{
+						c.Awake();
+						c.[Friend]IsAwake = true;
+					}
 				}
 
 				toAdd.Clear();

src/Core/Scene.bf

@@ -97,17 +97,13 @@ namespace Strawberry
 					entities.Add(e);
 					e.[Friend]Added(this);
 				}
+				toAdd.Clear();
 			}
 
 			for (let e in entities)
 				e.[Friend]UpdateLists();
-
+			for (let e in entities)
-			if (toAdd.Count > 0)
+				e.[Friend]AwakeCheck();
-			{
-				for (let e in toAdd)
-					e.Started();
-				toAdd.Clear();
-			}
 		}
 
 		// Tracking
@@ -148,6 +144,24 @@ namespace Strawberry
 			return componentTracker[typeof(T)].Count;
 		}
 
+		public int Count<T>(delegate bool(T) condition) where T : Component
+		{
+			int count = 0;
+			for (T c in componentTracker[typeof(T)])
+				if (condition(c))
+					count++;
+			return count;
+		}
+
+		public bool Check<T>(delegate bool(T) condition) where T : Component
+		{
+			for (T c in componentTracker[typeof(T)])
+				if (condition(c))
+					return true;
+			return false;
+		}
+
+
 		public bool Check<T>(Point point) where T : Component, IHasHitbox
 		{
 			for (T c in componentTracker[typeof(T)])
@@ -164,13 +178,21 @@ namespace Strawberry
 			return false;
 		}
 
-		public T First<T>() where T : Component, IHasHitbox
+		public T First<T>() where T : Component
 		{
 			for (T c in componentTracker[typeof(T)])
 				return c;
 			return null;
 		}
 
+		public T First<T>(delegate bool(T) condition) where T : Component
+		{
+			for (T c in componentTracker[typeof(T)])
+				if (condition(c))
+					return c;
+			return null;
+		}
+
 		public T First<T>(Point point) where T : Component, IHasHitbox
 		{
 			for (T c in componentTracker[typeof(T)])
@@ -179,6 +201,14 @@ namespace Strawberry
 			return null;
 		}
 
+		public T First<T>(Point point, delegate bool(T) condition) where T : Component, IHasHitbox
+		{
+			for (T c in componentTracker[typeof(T)])
+				if (condition(c) && c.Hitbox.Check(point))
+					return c as T;
+			return null;
+		}
+
 		public T First<T>(Rect rect) where T : Component, IHasHitbox
 		{
 			for (T c in componentTracker[typeof(T)])
@@ -187,9 +217,25 @@ namespace Strawberry
 			return null;
 		}
 
-		public List<T> All<T>(List<T> into) where T : Component, IHasHitbox
+		public T First<T>(Rect rect, delegate bool(T) condition) where T : Component, IHasHitbox
 		{
 			for (T c in componentTracker[typeof(T)])
+				if (condition(c) && c.Hitbox.Check(rect))
+					return c as T;
+			return null;
+		}
+
+		public List<T> All<T>(List<T> into) where T : Component
+		{
+			for (T c in componentTracker[typeof(T)])
+				into.Add(c as T);
+			return into;
+		}
+
+		public List<T> All<T>(List<T> into, delegate bool(T) condition) where T : Component
+		{
+			for (T c in componentTracker[typeof(T)])
+				if (condition(c))
 					into.Add(c as T);
 			return into;
 		}
@@ -202,10 +248,18 @@ namespace Strawberry
 			return into;
 		}
 
-		public List<T> All<T>(Rect rect, List<T> into) where T : Component, IHasHitbox
+		public List<T> All<T>(Point point, List<T> into, delegate bool(T) condition) where T : Component, IHasHitbox
 		{
 			for (T c in componentTracker[typeof(T)])
-				if (c.Hitbox.Check(rect))
+				if (condition(c) && c.Hitbox.Check(point))
+					into.Add(c as T);
+			return into;
+		}
+
+		public List<T> All<T>(Rect rect, List<T> into, delegate bool(T) condition) where T : Component, IHasHitbox
+		{
+			for (T c in componentTracker[typeof(T)])
+				if (condition(c) && c.Hitbox.Check(rect))
 					into.Add(c as T);
 			return into;
 		}

src/PlatformLayer/Batcher.bf

@@ -49,6 +49,11 @@ namespace Strawberry
 			Rect(rect.X, rect.Y, rect.Width, rect.Height, color);
 		}
 
+		public void Pixel(int x, int y, Color color)
+		{
+			Rect(x, y, 1, 1, color);
+		}
+
 		public void Tri(Vector a, Vector b, Vector c, Color color)
 		{
 			PushTri(.Shape, null,