diff --git a/SMCode/SM.Base/PostEffects/BloomEffect.cs b/SMCode/SM.Base/PostEffects/BloomEffect.cs
index f2d108f..a68552a 100644
--- a/SMCode/SM.Base/PostEffects/BloomEffect.cs
+++ b/SMCode/SM.Base/PostEffects/BloomEffect.cs
@@ -15,6 +15,8 @@ namespace SM.Base.PostEffects
 {
     public class BloomEffect : PostProcessEffect
     {
+        private static BezierCurve _defaultCurve = new BezierCurve(Vector2.UnitY, new Vector2(0.32f, 1), new Vector2(0.432f, 0), new Vector2(1,0));
+
         private const float _defaultTextureScale = .75f;
 
         private static readonly BezierCurve _defaultCurve = new BezierCurve(Vector2.UnitY, new Vector2(0.32f, 1),
@@ -39,10 +41,9 @@ namespace SM.Base.PostEffects
         private BezierCurve _weightCurve;
         private float[] _weights;
 
-        private ColorAttachment _xBuffer;
-        private ColorAttachment _yBuffer;
-        public TextureBase AmountMap;
-        public TextureTransformation AmountTransform = new TextureTransformation();
+        public int Iterations = 1;
+        public float Threshold = .8f;
+        public float Power = 1;
 
         public bool Enable = true;
 
diff --git a/SMCode/SM.Base/SM.Base.csproj b/SMCode/SM.Base/SM.Base.csproj
index 99268ba..e804a2f 100644
--- a/SMCode/SM.Base/SM.Base.csproj
+++ b/SMCode/SM.Base/SM.Base.csproj
@@ -65,6 +65,7 @@
     <Compile Include="Drawing\ShaderArguments.cs" />
     <Compile Include="Drawing\TextureTransformation.cs" />
     <Compile Include="PostEffects\PostProcessFinals.cs" />
+    <Compile Include="Scene\IFixedScriptable.cs" />
     <Compile Include="Shaders\MaterialShader.cs" />
     <Compile Include="Drawing\Particles\ParticleContext.cs" />
     <Compile Include="Drawing\Particles\ParticleMovement.cs" />
@@ -75,6 +76,7 @@
     <Compile Include="Utility\Ray.cs" />
     <Compile Include="Utility\Util.cs" />
     <Compile Include="Window\Contexts\DrawContext.cs" />
+    <Compile Include="Window\Contexts\FixedUpdateContext.cs" />
     <Compile Include="Window\Contexts\UpdateContext.cs" />
     <Compile Include="Window\GLWindow.cs" />
     <Compile Include="Log.cs" />
diff --git a/SMCode/SM.Base/Scene/GenericItemCollection.cs b/SMCode/SM.Base/Scene/GenericItemCollection.cs
index 2468914..0b341aa 100644
--- a/SMCode/SM.Base/Scene/GenericItemCollection.cs
+++ b/SMCode/SM.Base/Scene/GenericItemCollection.cs
@@ -3,7 +3,7 @@
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using SM.Base.Drawing;
-using SM.Base.Window;
+using SM.Base.Windows;
 
 #endregion
 
@@ -12,9 +12,9 @@ namespace SM.Base.Scene
     /// <summary>
     ///     Contains a list of show items.
     /// </summary>
-    public abstract class GenericItemCollection : List<IShowItem>, IShowItem, IShowCollection, IScriptable
+    public abstract class GenericItemCollection : List<IShowItem>, IShowItem, IShowCollection, IScriptable, IFixedScriptable
     {
-        private readonly List<IScriptable> _scriptableObjects = new List<IScriptable>();
+        private List<IScriptable> _scriptableObjects = new List<IScriptable>();
 
         /// <summary>
         ///     Currently active script objects.
@@ -43,6 +43,16 @@ namespace SM.Base.Scene
         /// <inheritdoc />
         public bool RenderActive { get; set; } = true;
 
+        public virtual void FixedUpdate(FixedUpdateContext context)
+        {
+            if (!Active || !UpdateActive) return;
+
+            for (int i = 0; i < _fixedScriptables.Count; i++)
+            {
+                _fixedScriptables[i].FixedUpdate(context);
+            }
+        }
+
         /// <inheritdoc cref="IShowCollection.Draw" />
         public virtual void Draw(DrawContext context)
         {
@@ -88,6 +98,8 @@ namespace SM.Base.Scene
 
                 if (item is IScriptable scriptable)
                     AddScript(scriptable);
+
+                if (item is IFixedScriptable fixedScriptable) _fixedScriptables.Add(fixedScriptable);
             }
         }
 
@@ -109,6 +121,7 @@ namespace SM.Base.Scene
         public void AddScript(IScriptable item)
         {
             _scriptableObjects.Add(item);
+            if (item is IFixedScriptable fs) _fixedScriptables.Add(fs);
         }
 
         public void Remove(params IShowItem[] items)
@@ -119,6 +132,9 @@ namespace SM.Base.Scene
 
                 if (item is IScriptable scriptable)
                     RemoveScript(scriptable);
+
+                if (item is IFixedScriptable fixedScriptable)
+                    _fixedScriptables.Remove(fixedScriptable);
             }
         }
 
@@ -140,6 +156,7 @@ namespace SM.Base.Scene
         public void RemoveScript(IScriptable item)
         {
             _scriptableObjects.Remove(item);
+            if (item is IFixedScriptable fs) _fixedScriptables.Remove(fs);
         }
 
         public ICollection<IShowItem> GetAllItems(bool includeCollections = false)
diff --git a/SMCode/SM.Base/Scene/GenericScene.cs b/SMCode/SM.Base/Scene/GenericScene.cs
index 57e7da6..c88af9f 100644
--- a/SMCode/SM.Base/Scene/GenericScene.cs
+++ b/SMCode/SM.Base/Scene/GenericScene.cs
@@ -110,6 +110,12 @@ namespace SM.Base.Scene
             _hud?.Update(context);
         }
 
+        public virtual void FixedUpdate(FixedUpdateContext context)
+        {
+            _objectCollection?.FixedUpdate(context);
+            _hud?.FixedUpdate(context);
+        }
+
         /// <summary>
         ///     Draws this scene.
         /// </summary>
diff --git a/SMCode/SM.Base/Scene/IFixedScriptable.cs b/SMCode/SM.Base/Scene/IFixedScriptable.cs
new file mode 100644
index 0000000..e29f4ac
--- /dev/null
+++ b/SMCode/SM.Base/Scene/IFixedScriptable.cs
@@ -0,0 +1,15 @@
+using SM.Base.Window.Contexts;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SM.Base.Scene
+{
+    public interface IFixedScriptable
+    {
+        void FixedUpdate(FixedUpdateContext context);
+
+    }
+}
diff --git a/SMCode/SM.Base/Shaders/MaterialShader.cs b/SMCode/SM.Base/Shaders/MaterialShader.cs
index 93e6323..470ad01 100644
--- a/SMCode/SM.Base/Shaders/MaterialShader.cs
+++ b/SMCode/SM.Base/Shaders/MaterialShader.cs
@@ -14,6 +14,8 @@ namespace SM.Base.Shaders
     /// </summary>
     public abstract class MaterialShader : GenericShader
     {
+        static bool _canLineWidth = true;
+
         /// <inheritdoc />
         protected MaterialShader(string combinedData) : base(combinedData)
         {
@@ -39,10 +41,20 @@ namespace SM.Base.Shaders
 
             context.Mesh.Activate();
 
-            if (context.Mesh is ILineMesh lineMesh)
-                GL.LineWidth(context.Material.ShaderArguments.Get("LineWidth", lineMesh.LineWidth));
-            else if (context.Material.ShaderArguments.ContainsKey("LineWidth"))
-                GL.LineWidth((float) context.Material.ShaderArguments["LineWidth"]);
+            if (_canLineWidth)
+            {
+                try
+                {
+                    if (context.Mesh is ILineMesh lineMesh)
+                        GL.LineWidth(context.Material.ShaderArguments.Get("LineWidth", lineMesh.LineWidth));
+                    else if (context.Material.ShaderArguments.ContainsKey("LineWidth"))
+                        GL.LineWidth((float)context.Material.ShaderArguments["LineWidth"]);
+                }
+                catch
+                {
+                    _canLineWidth = false;
+                }
+            }
 
             if (context.Material.Blending)
             {
diff --git a/SMCode/SM.Base/Utility/Deltatime.cs b/SMCode/SM.Base/Utility/Deltatime.cs
index 3e9248f..21a0171 100644
--- a/SMCode/SM.Base/Utility/Deltatime.cs
+++ b/SMCode/SM.Base/Utility/Deltatime.cs
@@ -17,6 +17,24 @@
         /// </summary>
         public bool UseRender;
 
+
+        /// <summary>
+        ///     The current update delta time.
+        /// </summary>
+        public static float UpdateDelta { get; internal set; }
+
+        public static float FixedUpdateDelta { get; set; }
+
+        /// <summary>
+        ///     The current render delta time.
+        /// </summary>
+        public static float RenderDelta { get; internal set; }
+
+        /// <summary>
+        ///     The calculated delta time.
+        /// </summary>
+        public float DeltaTime => (UseRender ? RenderDelta : UpdateDelta) * Scale;
+
         /// <summary>
         ///     Creates a delta time assistant.
         /// </summary>
@@ -30,20 +48,5 @@
             UseRender = useRender;
             Scale = scale;
         }
-
-        /// <summary>
-        ///     The current update delta time.
-        /// </summary>
-        public static float UpdateDelta { get; internal set; }
-
-        /// <summary>
-        ///     The current render delta time.
-        /// </summary>
-        public static float RenderDelta { get; internal set; }
-
-        /// <summary>
-        ///     The calculated delta time.
-        /// </summary>
-        public float DeltaTime => (UseRender ? RenderDelta : UpdateDelta) * Scale;
     }
 }
\ No newline at end of file
diff --git a/SMCode/SM.Base/Window/Contexts/FixedUpdateContext.cs b/SMCode/SM.Base/Window/Contexts/FixedUpdateContext.cs
new file mode 100644
index 0000000..f2b22e7
--- /dev/null
+++ b/SMCode/SM.Base/Window/Contexts/FixedUpdateContext.cs
@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SM.Base.Window.Contexts
+{
+    public struct FixedUpdateContext
+    {
+
+    }
+}
diff --git a/SMCode/SM.Base/Window/GLWindow.cs b/SMCode/SM.Base/Window/GLWindow.cs
index 2df6521..cb72eab 100644
--- a/SMCode/SM.Base/Window/GLWindow.cs
+++ b/SMCode/SM.Base/Window/GLWindow.cs
@@ -6,7 +6,9 @@ using OpenTK;
 using OpenTK.Graphics;
 using OpenTK.Input;
 using SM.Base.Scene;
+using SM.Base.Window.Contexts;
 using SM.OGL;
+using SM.Utility;
 using Mouse = SM.Base.Controls.Mouse;
 
 #endregion
@@ -16,6 +18,7 @@ namespace SM.Base.Window
     public class GLWindow : GameWindow, IGenericWindow
     {
         private Vector2 _flagWindowSize;
+        private Thread _fixedUpdateThread;
 
         public WindowFlags WindowFlags;
 
@@ -149,6 +152,47 @@ namespace SM.Base.Window
             Mouse.MouseMoveEvent(e, this);
         }
 
+        protected override void OnClosing(CancelEventArgs e)
+        {
+            base.OnClosing(e);
+            _fixedUpdateThread.Abort();
+        }
+
+        public void Update(UpdateContext context)
+        {
+            
+        }
+
+        public void ApplySetup(ISetup setup)
+        {
+            AppliedSetup = setup;
+            setup.Applied(this);
+        }
+
+        public void SetScene(GenericScene scene)
+        {
+            if (Loading)
+            {
+                Loaded += window => SetScene(scene);
+                return;
+            }
+
+            WindowCode.PrepareScene(this, scene);
+            CurrentScene = scene;
+        }
+
+        public void SetRenderPipeline(RenderPipeline renderPipeline)
+        {
+            if (Loading)
+            {
+                Loaded += window => SetRenderPipeline(renderPipeline);
+                return;
+            }
+
+            WindowCode.PreparePipeline(this, renderPipeline);
+            CurrentRenderPipeline = renderPipeline;
+        }
+
         public void ChangeWindowFlag(WindowFlags newFlag)
         {
             WindowFlags = newFlag;
@@ -175,12 +219,29 @@ namespace SM.Base.Window
                 default:
                     throw new ArgumentOutOfRangeException(nameof(newFlag), newFlag, null);
             }
+        }
 
-            if (newFlag == WindowFlags.BorderlessWindow)
+        public void RunFixedUpdate(float updatesPerSecond)
+        {
+            Deltatime.FixedUpdateDelta = 1 / (float)updatesPerSecond;
+
+            _fixedUpdateThread = new Thread(ExecuteFixedUpdate);
+            _fixedUpdateThread.Start();
+        }
+
+        private void ExecuteFixedUpdate()
+        {
+            Stopwatch deltaStop = new Stopwatch();
+            while (Thread.CurrentThread.ThreadState != System.Threading.ThreadState.AbortRequested)
             {
-                WindowBorder = WindowBorder.Hidden;
-                X = Screen.PrimaryScreen.Bounds.X;
-                Y = Screen.PrimaryScreen.Bounds.Y;
+                deltaStop.Restart();
+
+                FixedUpdateContext context = new FixedUpdateContext();
+
+                CurrentScene?.FixedUpdate(context);
+
+                long delta = deltaStop.ElapsedMilliseconds;
+                Thread.Sleep(Math.Max((int)(Deltatime.FixedUpdateDelta * 1000) - (int)delta, 0));
             }
         }
     }
diff --git a/SM_TEST/Program.cs b/SM_TEST/Program.cs
index fcb8015..ecceac9 100644
--- a/SM_TEST/Program.cs
+++ b/SM_TEST/Program.cs
@@ -53,7 +53,7 @@ namespace SM_TEST
             DrawObject2D box = new DrawObject2D();
             scene.Objects.Add(box);
 
-            DrawText text = new DrawText(font, "Text");
+            DrawText text = new DrawText(font, "Test Text");
             text.Transform.Position.Set(50, 0);
             text.Transform.Size.Set(2);
             scene.Objects.Add(text);
diff --git a/SM_TEST/TestRenderPipeline.cs b/SM_TEST/TestRenderPipeline.cs
index 0a4512f..c2e5c5f 100644
--- a/SM_TEST/TestRenderPipeline.cs
+++ b/SM_TEST/TestRenderPipeline.cs
@@ -17,9 +17,12 @@ namespace SM_TEST
 
             _postBuffer = CreateWindowFramebuffer();
             Framebuffers.Add(_postBuffer);
+            _bloom = new BloomEffect(hdr: true)
+            {
+                Threshold = .8f,
+            };
 
 
-            _bloom = new BloomEffect(_postBuffer, hdr: true);
             _bloom.Initilize(this);
             base.Initialization();
         }