diff --git a/SMCode/SM.Base/Scene/GenericScene.cs b/SMCode/SM.Base/Scene/GenericScene.cs
index 3e807a9..61bc3b7 100644
--- a/SMCode/SM.Base/Scene/GenericScene.cs
+++ b/SMCode/SM.Base/Scene/GenericScene.cs
@@ -66,10 +66,15 @@ namespace SM.Base.Scene
         /// <typeparam name="T"></typeparam>
         /// <returns></returns>
         /// <exception cref="Exception"></exception>
-        public virtual T GetExtension<T>()
+        public virtual T GetExtension<T>() where T : class
         {
             object ext = _extensions[typeof(T)];
-            if (ext == null) throw new Exception("[Error] Tried to get a extension, that doesn't exist.");
+            if (ext == null)
+            {
+                Log.Write(LogType.Warning, $"Tried to get the extension '{typeof(T).Name}', that doesn't exist in the scene.");
+                return null;
+            }
+
             return (T)ext;
         }
 
diff --git a/SMCode/SM.Base/Window/GenericWindow.cs b/SMCode/SM.Base/Window/GenericWindow.cs
index 0acb5b3..e523bb9 100644
--- a/SMCode/SM.Base/Window/GenericWindow.cs
+++ b/SMCode/SM.Base/Window/GenericWindow.cs
@@ -113,10 +113,10 @@ namespace SM.Base
             {
                 _loading = false;
 
+                OnLoaded();
+                
                 _actionsAfterLoading.ForEach(a => a());
                 _actionsAfterLoading = null;
-
-                OnLoaded();
             }
         }
 
diff --git a/SMCode/SM2D/Light/LightPostEffect.cs b/SMCode/SM2D/Light/LightPostEffect.cs
index dc0d251..8ab5e97 100644
--- a/SMCode/SM2D/Light/LightPostEffect.cs
+++ b/SMCode/SM2D/Light/LightPostEffect.cs
@@ -8,13 +8,23 @@ namespace SM2D.Light
 {
     public class LightPostEffect : PostProcessEffect
     {
-        PostProcessShader _shader = new PostProcessShader(AssemblyUtility.ReadAssemblyFile("SM2D.Light.light.frag"));
+        private PostProcessShader _shader = new PostProcessShader(AssemblyUtility.ReadAssemblyFile("SM2D.Light.light.frag"));
+        private LightSceneExtension sceneExtension;
 
         public override void Draw(Framebuffer main)
         {
             base.Draw(main);
+            
+            _shader.Draw(main.ColorAttachments["color"], collection =>
+            {
+                collection["Ambient"].SetUniform4(sceneExtension.Ambient);
+            });
+        }
 
-            _shader.Draw(main.ColorAttachments["color"]);
+        public override void SceneChanged(GenericScene scene)
+        {
+            base.SceneChanged(scene);
+            sceneExtension = scene.GetExtension<LightSceneExtension>();
         }
     }
 }
\ No newline at end of file
diff --git a/SMCode/SM2D/Light/LightSceneExtension.cs b/SMCode/SM2D/Light/LightSceneExtension.cs
index fa82165..63f2c5d 100644
--- a/SMCode/SM2D/Light/LightSceneExtension.cs
+++ b/SMCode/SM2D/Light/LightSceneExtension.cs
@@ -4,6 +4,8 @@ namespace SM2D.Light
 {
     public class LightSceneExtension
     {
-        public Color4 Ambient;
+        public Color4 Ambient = Color4.White;
+
+
     }
 }
\ No newline at end of file
diff --git a/SMCode/SM2D/Pipelines/Basic2DPipeline.cs b/SMCode/SM2D/Pipelines/Basic2DPipeline.cs
index 049f3e7..f9277a6 100644
--- a/SMCode/SM2D/Pipelines/Basic2DPipeline.cs
+++ b/SMCode/SM2D/Pipelines/Basic2DPipeline.cs
@@ -39,7 +39,14 @@ namespace SM2D.Pipelines
                 _lightEffect.Draw(_tempWindow);
 
                 scene.DrawHUD(context);
+                scene.DrawDebug(context);
             }
         }
+
+        protected override void SceneChanged(Scene.Scene scene)
+        {
+            base.SceneChanged(scene);
+            _lightEffect.SceneChanged(scene);
+        }
     }
 }
\ No newline at end of file
diff --git a/SMCode/SM2D/Scene/Scene.cs b/SMCode/SM2D/Scene/Scene.cs
index 64b6953..09f58aa 100644
--- a/SMCode/SM2D/Scene/Scene.cs
+++ b/SMCode/SM2D/Scene/Scene.cs
@@ -6,6 +6,7 @@ using SM.Base.Contexts;
 using SM.Base.Objects.Static;
 using SM.Base.Scene;
 using SM2D.Drawing;
+using SM2D.Light;
 
 #endregion
 
@@ -16,6 +17,7 @@ namespace SM2D.Scene
         private static DrawObject2D _axisHelper;
 
         public float AxisHelperSize = 100;
+        public LightSceneExtension LightInformations;
         static Scene()
         {
             _axisHelper = new DrawObject2D();
@@ -25,6 +27,8 @@ namespace SM2D.Scene
         public Scene()
         {
             _Background = new DrawBackground(Color4.Black);
+
+            SetExtension(LightInformations = new LightSceneExtension());
         }
 
 
diff --git a/SM_TEST/Program.cs b/SM_TEST/Program.cs
index 58a2f88..6059b7b 100644
--- a/SM_TEST/Program.cs
+++ b/SM_TEST/Program.cs
@@ -54,8 +54,8 @@ namespace SM_TEST
         }
 
         private static void WindowOnLoad(object sender, EventArgs e)
-        {
-            //scene.ShowAxisHelper = true;
+        { 
+            scene.ShowAxisHelper = true;
 
             kasten = new DrawObject2D();
             kasten.Texture = new Texture(new Bitmap("herosword.png"));
@@ -64,7 +64,9 @@ namespace SM_TEST
 
             DrawText text = new DrawText(font, "Text");
             text.Transform.Position.Set(0, 500);
-            scene.Objects.Add(text);
+            scene.HUD.Add(text);
+
+            scene.LightInformations.Ambient = Color4.Blue;
 
             //particles.Trigger();
         }