Invoke on collision enter + start of attach child colliders to rigidbody

+ Changed default Namespace of ScriptCore to GlitchyEngine
+ Implicit Casts float2 <-> b2Vec2
+ Entity constructor internal
+ Renamed RigidBody2D to Rigidbody2D (notice the B)
+ Basic Debug Draw actual 2D Colliders
+ Added Entity::GetParentWithComponent

GlitchyEngine/src/Scripting/Classes/Collision2D.bf

@@ -0,0 +1,14 @@
+using System;
+using GlitchyEngine.Core;
+
+namespace GlitchyEngine.Scripting.Classes;
+
+[Ordered, Packed]
+struct Collision2D
+{
+	public UUID Entity;
+	public UUID OtherEntity;
+
+	public UUID Rigidbody;
+	public UUID OtherRigidbody;
+}

GlitchyEngine/src/Scripting/ScriptClass.bf

@@ -2,6 +2,7 @@ using Mono;
 using System;
 using GlitchyEngine.Core;
 using System.Collections;
+using GlitchyEngine.Scripting.Classes;
 
 namespace GlitchyEngine.Scripting;
 
@@ -287,6 +288,14 @@ class ScriptClass : SharpClass
 	private OnCreateMethod _onCreate;
 	private OnUpdateMethod _onUpdate;
 	private OnDestroyMethod _onDestroy;
+	
+	private function [CallingConvention(.Cdecl)] MonoObject*(MonoObject* instance, Collision2D collision, MonoException** exception) _onCollisionEnter2D;
+
+	//private OnCollisionEnter2DMethod _onCollisionEnter2D;
+	private OnDestroyMethod _onCollisionLeave2D;
+	private MonoMethod* _onCollisionEnter2DMethod;
+
+	public bool HasCollisionEnter2D => _onCollisionEnter2D != null;
 
 	/*public StringView Namespace => _namespace;
 	public StringView ClassName => _className;
@@ -303,6 +312,11 @@ class ScriptClass : SharpClass
 		_onCreate = (OnCreateMethod)GetMethodThunk("OnCreate");
 		_onUpdate = (OnUpdateMethod)GetMethodThunk("OnUpdate", 1);
 		_onDestroy = (OnDestroyMethod)GetMethodThunk("OnDestroy");
+
+		_onCollisionEnter2D = (.)GetMethodThunk("OnCollisionEnter2D", 1);
+		_onCollisionLeave2D = (OnDestroyMethod)GetMethodThunk("OnCollisionLeave2D");
+
+		_onCollisionEnter2DMethod = GetMethod("OnCollisionEnter2D", 1);
 	}
 
 	public void OnCreate(MonoObject* instance, out MonoException* exception)
@@ -328,6 +342,22 @@ class ScriptClass : SharpClass
 		if (_onDestroy != null)
 			_onDestroy(instance, &exception);
 	}
+	
+	public void OnCollisionEnter2D(MonoObject* instance, Collision2D collision, out MonoException* exception)
+	{
+		exception = null;
+
+		// TODO: use method thunk
+		if (_onCollisionEnter2DMethod != null)
+		{
+#unwarn
+			void*[1] args = .(&collision);
+
+			Invoke(_onCollisionEnter2DMethod, instance, (.)&args);
+		}
+		// if (_onCollisionEnter2D != null)
+		//	_onCollisionEnter2D(instance, collision, &exception);
+	}
 
 	public MonoObject* CreateInstance(UUID uuid, out MonoException* exception)
 	{

GlitchyEngine/src/Scripting/ScriptGlue.bf

@@ -64,7 +64,7 @@ static class ScriptGlue
 		s_RemoveComponentMethods.Clear();
 
 		RegisterComponent<TransformComponent>("GlitchyEngine.Transform");
-		RegisterComponent<Rigidbody2DComponent>("GlitchyEngine.RigidBody2D");
+		RegisterComponent<Rigidbody2DComponent>("GlitchyEngine.Rigidbody2D");
 	}
 
 	[RegisterMethod]
@@ -99,7 +99,7 @@ static class ScriptGlue
 		}
 		else
 		{
-			Log.EngineLogger.AssertDebug(managedType != null, scope $"No C# component with name \"{{className}}\" found for Beef type \"{typeof(T)}\"");
+			Log.EngineLogger.AssertDebug(managedType != null, scope $"No C# component with name \"{className}\" found for Beef type \"{typeof(T)}\"");
 		}
 	}
 

GlitchyEngine/src/Scripting/ScriptInstance.bf

@@ -1,6 +1,7 @@
 using Mono;
 using GlitchyEngine.Core;
 using System;
+using GlitchyEngine.Scripting.Classes;
 
 namespace GlitchyEngine.Scripting;
 
@@ -80,6 +81,17 @@ class ScriptInstance : RefCounter
 		if (exception != null)
 			ScriptEngine.HandleMonoException(exception, this);
 	}
+	
+	public void InvokeOnCollisionEnter2D(Collision2D collision)
+	{
+		if (!_scriptClass.HasCollisionEnter2D)
+			return;
+
+		_scriptClass.OnCollisionEnter2D(_instance, collision, let exception);
+		
+		if (exception != null)
+			ScriptEngine.HandleMonoException(exception, this);
+	}
 
 	public T GetFieldValue<T>(ScriptField field)
 	{