diff --git a/SMCode/SM.OGL/Mesh/GenericMesh.cs b/SMCode/SM.OGL/Mesh/GenericMesh.cs
index cadd423..96e4b76 100644
--- a/SMCode/SM.OGL/Mesh/GenericMesh.cs
+++ b/SMCode/SM.OGL/Mesh/GenericMesh.cs
@@ -103,6 +103,29 @@ namespace SM.OGL.Mesh
             GL.BindVertexArray(0);
         }
 
+        /// <summary>
+        /// This updates the parts of the mesh, that needs updating.
+        /// </summary>
+        public void Update()
+        {
+            if (!WasCompiled) 
+            {
+                Compile();
+                return;
+            }
+
+            GL.BindVertexArray(_id);
+                       
+            UpdateBoundingBox();
+
+            foreach(var attrib in Attributes)
+            {
+                if (attrib.ConnectedVBO == null || !attrib.ConnectedVBO.Active || !attrib.ConnectedVBO.CanBeUpdated) continue;
+                attrib.ConnectedVBO.Update();
+            }
+
+        }
+
         /// <inheritdoc />
         public override void Dispose()
         {
diff --git a/SMCode/SM.OGL/Mesh/VBO.cs b/SMCode/SM.OGL/Mesh/VBO.cs
index 738bb60..1fee8cc 100644
--- a/SMCode/SM.OGL/Mesh/VBO.cs
+++ b/SMCode/SM.OGL/Mesh/VBO.cs
@@ -1,5 +1,6 @@
 #region usings
 
+using System;
 using System.Collections.Generic;
 using OpenTK;
 using OpenTK.Graphics;
@@ -14,6 +15,11 @@ namespace SM.OGL.Mesh
     /// </summary>
     public class VBO : List<float>
     {
+        /// <summary>
+        /// The ID for the buffer.
+        /// </summary>
+        public int BufferID { get; private set; }
+
         /// <summary>
         ///     Specifies the expected usage pattern of the data store.
         /// </summary>
@@ -51,6 +57,11 @@ namespace SM.OGL.Mesh
         /// </summary>
         public VertexAttribPointerType PointerType;
 
+        /// <summary>
+        /// If true it can be updated, otherwise it will get ignored, when the mesh gets updated.
+        /// </summary>
+        public bool CanBeUpdated = false;
+
         /// <summary>
         ///     Generates a VBO for inserting mesh data.
         /// </summary>
@@ -91,12 +102,18 @@ namespace SM.OGL.Mesh
             Normalised = normalised;
         }
 
+        public void Add(float x)
+        {
+            CanBeUpdated = true;
+        }
+
         /// <summary>
         ///     Adds two values to the VBO.
         /// </summary>
         public void Add(float x, float y)
         {
             AddRange(new[] {x, y});
+            CanBeUpdated = true;
         }
 
         /// <summary>
@@ -105,6 +122,7 @@ namespace SM.OGL.Mesh
         public void Add(float x, float y, float z)
         {
             AddRange(new[] {x, y, z});
+            CanBeUpdated = true;
         }
 
         /// <summary>
@@ -113,6 +131,7 @@ namespace SM.OGL.Mesh
         public void Add(float x, float y, float z, float w)
         {
             AddRange(new[] {x, y, z, w});
+            CanBeUpdated = true;
         }
 
         /// <summary>
@@ -205,13 +224,23 @@ namespace SM.OGL.Mesh
 
             var data = ToArray();
 
-            var buffer = GL.GenBuffer();
-            GL.BindBuffer(BufferTarget.ArrayBuffer, buffer);
+            BufferID = GL.GenBuffer();
+            GL.BindBuffer(BufferTarget.ArrayBuffer, BufferID);
             GL.BufferData(BufferTarget.ArrayBuffer, data.Length * sizeof(float), data, BufferUsageHint);
 
             GL.VertexAttribPointer(attribID, PointerSize, PointerType, Normalised, PointerStride, PointerOffset);
             GL.EnableVertexAttribArray(attribID);
             GL.BindBuffer(BufferTarget.ArrayBuffer, 0);
+
+            CanBeUpdated = false;
+        }
+
+        internal void Update()
+        {
+            var data = ToArray();
+
+            GL.BindBuffer(BufferTarget.ArrayBuffer, BufferID);
+            GL.BufferSubData(BufferTarget.ArrayBuffer, IntPtr.Zero, data.Length * sizeof(float), data);
         }
     }
 }
\ No newline at end of file
diff --git a/SM_TEST/Program.cs b/SM_TEST/Program.cs
index e0e3412..6feb15a 100644
--- a/SM_TEST/Program.cs
+++ b/SM_TEST/Program.cs
@@ -4,9 +4,12 @@ using OpenTK;
 using OpenTK.Graphics;
 using OpenTK.Input;
 using SM.Base;
+using SM.Base.Time;
 using SM.Base.Window;
 using SM2D;
+using SM2D.Controls;
 using SM2D.Drawing;
+using SM2D.Object;
 using SM2D.Pipelines;
 using SM2D.Scene;
 using Font = SM.Base.Drawing.Text.Font;
@@ -19,6 +22,7 @@ namespace SM_TEST
         static Scene scene;
         private static Font font;
         private static GLWindow window;
+        private static PolyLine line;
         static void Main(string[] args)
         {
             window = new GLWindow();
@@ -26,15 +30,14 @@ namespace SM_TEST
             window.SetRenderPipeline(new TestRenderPipeline());
 
             window.SetScene(scene = new Scene());
-            scene.Objects.Add(new DrawObject2D());
-            scene.Objects.Add(new DrawObject2D()
+
+            line = new PolyLine(new Vector2[] { Vector2.Zero, Vector2.One }, PolyLineType.Connected);
+            var display = new DrawObject2D()
             {
-                Transform =
-                {
-                    Position = new SM.Base.Types.CVector2(20,20),
-                    ZIndex = new SM.Base.Types.CVector1(1)
-                }
-            });
+                Mesh = line
+            };
+            display.Transform.Size.Set(1);
+            scene.Objects.Add(display);
             
             window.UpdateFrame += WindowOnUpdateFrame;
             window.Run();
@@ -44,13 +47,10 @@ namespace SM_TEST
 
         private static void WindowOnUpdateFrame(object sender, FrameEventArgs e)
         {
-            if (SM.Base.Controls.Keyboard.IsDown(Key.F, true))
-            {
-                window.WindowFlags = WindowFlags.ExclusiveFullscreen;
-                window.ChangeFullscreenResolution(DisplayDevice.Default.SelectResolution(1280,720, DisplayDevice.Default.BitsPerPixel, DisplayDevice.Default.RefreshRate));
-            }
-            if (SM.Base.Controls.Keyboard.IsDown(Key.W, true)) window.WindowFlags = WindowFlags.Window;
-            if (SM.Base.Controls.Keyboard.IsDown(Key.B, true)) window.WindowFlags = WindowFlags.BorderlessWindow;
+            
+            line.Vertex.RemoveRange(3, 3);
+            line.Vertex.Add(Mouse2D.InWorld(window.ViewportCamera as Camera), 0);
+            line.Update();
 
         }
 
diff --git a/SM_TEST/TestRenderPipeline.cs b/SM_TEST/TestRenderPipeline.cs
index 117db39..9e3d3c3 100644
--- a/SM_TEST/TestRenderPipeline.cs
+++ b/SM_TEST/TestRenderPipeline.cs
@@ -20,7 +20,7 @@ namespace SM_TEST
             Framebuffers.Add(_postBuffer);
             _bloom = new BloomEffect(_postBuffer, hdr: true, .5f)
             {
-                Threshold = .8f,
+                Threshold = .5f,
             };