diff --git a/SMCode/SM.Base/Drawing/DrawingBasis.cs b/SMCode/SM.Base/Drawing/DrawingBasis.cs
index 7aa9180..144c9c8 100644
--- a/SMCode/SM.Base/Drawing/DrawingBasis.cs
+++ b/SMCode/SM.Base/Drawing/DrawingBasis.cs
@@ -18,17 +18,17 @@ namespace SM.Base.Drawing
         /// <summary>
         ///     The camera, that was used last time the object was rendered.
         /// </summary>
-        public GenericCamera LastDrawingCamera;
+        public GenericCamera LastDrawingCamera { get; private set; }
 
         /// <summary>
         ///     The material it should use.
         /// </summary>
-        public Material Material = new Material();
+        public Material Material { get; set; } = new Material();
 
         /// <summary>
         /// Transformation for the textures.
         /// </summary>
-        public TextureTransformation TextureTransform = new TextureTransformation();
+        public TextureTransformation TextureTransform { get; set; } = new TextureTransformation();
 
         /// <summary>
         /// This allows custom shaders to add own arguments.
@@ -71,7 +71,6 @@ namespace SM.Base.Drawing
 
             DrawContext(ref context);
         }
-
         /// <inheritdoc />
         public virtual void OnAdded(object sender)
         {
diff --git a/SMCode/SM.Base/Drawing/Text/CharParameter.cs b/SMCode/SM.Base/Drawing/Text/CharParameter.cs
index aec2380..8a1026b 100644
--- a/SMCode/SM.Base/Drawing/Text/CharParameter.cs
+++ b/SMCode/SM.Base/Drawing/Text/CharParameter.cs
@@ -18,6 +18,9 @@ namespace SM.Base.Drawing.Text
         /// </summary>
         public int Advance;
 
+        /// <summary>
+        /// The bearing for this char.
+        /// </summary>
         public float BearingX;
 
         /// <summary>
@@ -26,6 +29,9 @@ namespace SM.Base.Drawing.Text
         public float Width;
 
 
+        /// <summary>
+        /// Matrix for the texture.
+        /// </summary>
         public Matrix3 TextureMatrix;
     }
 }
\ No newline at end of file
diff --git a/SMCode/SM.Base/Drawing/Text/Font.cs b/SMCode/SM.Base/Drawing/Text/Font.cs
index e49fdbb..f9c9667 100644
--- a/SMCode/SM.Base/Drawing/Text/Font.cs
+++ b/SMCode/SM.Base/Drawing/Text/Font.cs
@@ -11,21 +11,45 @@ using SM.Base.Textures;
 
 namespace SM.Base.Drawing.Text
 {
+    /// <summary>
+    /// Represents a font to be used in DrawText-classes.
+    /// </summary>
     public class Font : Texture
     {
         private static Library _lib;
 
         private Face _fontFace;
 
+        /// <summary>
+        /// The amount the cursor should move forward when a space was found.
+        /// </summary>
         public float SpaceWidth { get; private set; } = 0;
 
+        /// <summary>
+        /// The char set the font should contain.
+        /// <para>See <see cref="FontCharStorage"/> for some default values.</para>
+        /// <para>Default: <see cref="FontCharStorage.SimpleUTF8"/></para>
+        /// </summary>
         public ICollection<char> CharSet { get; set; } = FontCharStorage.SimpleUTF8;
 
+        /// <summary>
+        /// The font-size defines how large the result texture should be.
+        /// <para>Lower equals less quality, but also less memory usage.</para>
+        /// <para>Higher equals high quality, but also high memory usage.</para>
+        /// <para>Default: 12</para>
+        /// </summary>
         public float FontSize { get; set; } = 12;
 
+        /// <summary>
+        /// The character positions.
+        /// </summary>
         public Dictionary<char, CharParameter> Positions = new Dictionary<char, CharParameter>();
 
 
+        /// <summary>
+        /// Creates a font, by using a path
+        /// </summary>
+        /// <param name="path">Path to the font-file.</param>
         public Font(string path)
         {
             _lib ??= new Library();
@@ -34,6 +58,9 @@ namespace SM.Base.Drawing.Text
             UnpackAlignment = 1;
         }
 
+        /// <summary>
+        /// (Re-)Generates the texture.
+        /// </summary>
         public void RegenerateTexture()
         {
             Width = Height = 0;
@@ -88,6 +115,7 @@ namespace SM.Base.Drawing.Text
             }
         }
 
+        /// <inheritdoc />
         public override void Compile()
         {
             RegenerateTexture();
diff --git a/SMCode/SM.Base/Drawing/Text/TextDrawingBasis.cs b/SMCode/SM.Base/Drawing/Text/TextDrawingBasis.cs
index cb07159..206a63c 100644
--- a/SMCode/SM.Base/Drawing/Text/TextDrawingBasis.cs
+++ b/SMCode/SM.Base/Drawing/Text/TextDrawingBasis.cs
@@ -10,10 +10,22 @@ using SM.Base.Window;
 
 namespace SM.Base.Drawing.Text
 {
+    /// <summary>
+    /// Represents the options for <see cref="TextDrawingBasis{TTransform}.Origin"/>
+    /// </summary>
     public enum TextOrigin
     {
+        /// <summary>
+        /// The position equals (0,0) in the left side of the text.
+        /// </summary>
         Left,
+        /// <summary>
+        /// The position equals (0,0) in the center of the text.
+        /// </summary>
         Center,
+        /// <summary>
+        /// The position equals (0,0) in the right side of the text.
+        /// </summary>
         Right
     }
 
diff --git a/SMCode/SM.Base/Drawing/TextureTransformation.cs b/SMCode/SM.Base/Drawing/TextureTransformation.cs
index d20d6de..8f08600 100644
--- a/SMCode/SM.Base/Drawing/TextureTransformation.cs
+++ b/SMCode/SM.Base/Drawing/TextureTransformation.cs
@@ -1,6 +1,8 @@
 #region usings
 
 using OpenTK;
+using OpenTK.Graphics.ES10;
+using SM.Base.Textures;
 using SM.Base.Types;
 
 #endregion
@@ -34,6 +36,41 @@ namespace SM.Base.Drawing
             return CalculateMatrix(Offset, Scale, Rotation);
         }
 
+        /// <summary>
+        /// Sets the offset relative to the pixels of the texture.
+        /// </summary>
+        /// <param name="texture">The texture it should use.</param>
+        /// <param name="pixelLocation">The offset in pixel.</param>
+        public void SetOffsetRelative(Texture texture, Vector2 pixelLocation)
+        {
+            Vector2 textureSize = new Vector2(texture.Width, texture.Height);
+            Offset.Set( Vector2.Divide(pixelLocation, textureSize) );
+        }
+        /// <summary>
+        /// Sets the scale relative to the pixels of the texture.
+        /// </summary>
+        /// <param name="texture">The texture.</param>
+        /// <param name="rectangleSize">The scale in pixel.</param>
+        public void SetScaleRelative(Texture texture, Vector2 rectangleSize)
+        {
+            Vector2 textureSize = new Vector2(texture.Width, texture.Height);
+            Scale.Set( Vector2.Divide(rectangleSize, textureSize) );
+        }
+
+        /// <summary>
+        /// Sets the offset and scale relative to the pixels of the texture.
+        /// </summary>
+        /// <param name="texture">The texture.</param>
+        /// <param name="location">Offset in pixel</param>
+        /// <param name="rectangleSize">Scale in pixel.</param>
+        public void SetRectangleRelative(Texture texture, Vector2 location, Vector2 rectangleSize)
+        {
+            Vector2 textureSize = new Vector2(texture.Width, texture.Height);
+
+            Offset.Set(Vector2.Divide(location, textureSize));
+            Scale.Set(Vector2.Divide(rectangleSize, textureSize));
+        }
+
         /// <summary>
         /// Calculates a texture matrix.
         /// </summary>
diff --git a/SMCode/SM.Base/Textures/Texture.cs b/SMCode/SM.Base/Textures/Texture.cs
index d3fa7a5..9d6080f 100644
--- a/SMCode/SM.Base/Textures/Texture.cs
+++ b/SMCode/SM.Base/Textures/Texture.cs
@@ -33,6 +33,9 @@ namespace SM.Base.Textures
         private int? _height;
         private int? _width;
 
+        /// <summary>
+        /// The unpack alignment for this texture.
+        /// </summary>
         public int UnpackAlignment = 4;
 
         /// <summary>
@@ -120,6 +123,7 @@ namespace SM.Base.Textures
         /// <param name="filter">The filter</param>
         /// <param name="wrapMode">The wrap mode</param>
         /// <param name="dispose">Auto dispose of the bitmap? Default: false</param>
+        /// <param name="unpackAlignment">The unpack alignment for this texture.</param>
         /// <returns></returns>
         public static int GenerateTexture(Bitmap map, TextureMinFilter filter, TextureWrapMode wrapMode,
             bool dispose = false, int unpackAlignment = 4)
diff --git a/SMCode/SM.Base/Window/GLWindow.cs b/SMCode/SM.Base/Window/GLWindow.cs
index 51b9016..d82d2e3 100644
--- a/SMCode/SM.Base/Window/GLWindow.cs
+++ b/SMCode/SM.Base/Window/GLWindow.cs
@@ -143,6 +143,9 @@ namespace SM.Base.Window
             }
         }
 
+        /// <summary>
+        /// This gets called, when the window completed with all initilization steps.
+        /// </summary>
         protected virtual void OnLoaded()
         {
             Icon ??= new Icon(AssemblyUtility.GetAssemblyStream("SM.Base.Window.winIcon.ico"));
diff --git a/SMCode/SM2D/Drawing/DrawText.cs b/SMCode/SM2D/Drawing/DrawText.cs
index b65465c..3708e5c 100644
--- a/SMCode/SM2D/Drawing/DrawText.cs
+++ b/SMCode/SM2D/Drawing/DrawText.cs
@@ -23,6 +23,10 @@ namespace SM2D.Drawing
             Transform.Size = new CVector2(1);
         }
 
+        /// <summary>
+        /// Sets the height of the text.
+        /// </summary>
+        /// <param name="desiredHeight">The height it should be.</param>
         public void SetHeight(float desiredHeight)
         {
             if (!Font.WasCompiled) Font.Compile();
diff --git a/SMCode/SM2D/Types/Transformation.cs b/SMCode/SM2D/Types/Transformation.cs
index 31fa815..af6b564 100644
--- a/SMCode/SM2D/Types/Transformation.cs
+++ b/SMCode/SM2D/Types/Transformation.cs
@@ -54,9 +54,7 @@ namespace SM2D.Types
         {
             float z = 1 / (float) ZIndexPercision * ZIndex;
 
-            return Matrix4.CreateScale(Size.X, Size.Y, 1) *
-                   Matrix4.CreateRotationX(MathHelper.DegreesToRadians(HorizontalFlip ? 180 : 0)) *
-                   Matrix4.CreateRotationY(MathHelper.DegreesToRadians(VerticalFlip ? 180 : 0)) *
+            return Matrix4.CreateScale(Size.X * (VerticalFlip ? -1 : 1), Size.Y * (HorizontalFlip ? -1 : 1), 1) *
                    Matrix4.CreateRotationZ(MathHelper.DegreesToRadians(Rotation)) *
                    Matrix4.CreateTranslation(Position.X, Position.Y, z);
         }
@@ -100,5 +98,15 @@ namespace SM2D.Types
         {
             Size.Set(width, width / texture.Aspect);
         }
+
+        /// <summary>
+        /// Adjusts <see cref="Size"/> for the texture transform.
+        /// <para>In this way you can make sure, the texture is not stretched.</para>
+        /// </summary>
+        /// <param name="transform"></param>
+        public void AdjustSizeToTextureTransform(TextureTransformation transform)
+        {
+            Size.Set(transform.Scale * Size);
+        }
     }
 }
\ No newline at end of file
diff --git a/SM_TEST/Program.cs b/SM_TEST/Program.cs
index f9bc283..940dcf7 100644
--- a/SM_TEST/Program.cs
+++ b/SM_TEST/Program.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
+using System.Drawing;
 using OpenTK;
 using OpenTK.Graphics;
 using OpenTK.Graphics.OpenGL;
@@ -8,13 +9,13 @@ using SM.Base;
 using SM.Base.Animation;
 using SM.Base.Controls;
 using SM.Base.Drawing;
-using SM.Base.Drawing.Text;
 using SM.Base.Time;
 using SM.Base.Window;
 using SM2D;
 using SM2D.Drawing;
 using SM2D.Object;
 using SM2D.Scene;
+using Font = SM.Base.Drawing.Text.Font;
 
 namespace SM_TEST
 {
@@ -34,8 +35,6 @@ namespace SM_TEST
             };
             font.RegenerateTexture();
 
-            SMRenderer.DefaultMesh = new Polygon(new[] { new Vector2(0, 0), new Vector2(0, 1), new Vector2(1, 1), new Vector2(1, 0) });
-
             window = new GLWindow(1280, 720, "0ms", WindowFlags.Window, VSyncMode.Off);
             window.ApplySetup(new Window2DSetup());
             
@@ -49,19 +48,14 @@ namespace SM_TEST
                 
             };
 
-            Material uvMaterial = new Material()
+            DrawObject2D test = new DrawObject2D()
             {
-                Tint = new Color4(1f, 0, 0, .5f),
-                Blending = true,
-                Texture = font
+                Texture = new Bitmap("test.png")
             };
-
-            DrawText test = new DrawText(font, "Level Completed")
-            {
-                Material = uvMaterial,
-            };
-            test.Transform.Position.Set(0, 2);
-            test.Transform.Size.Set(.5f);
+            test.Material.Blending = true;
+            test.Transform.Size.Set(100);
+            test.TextureTransform.SetRectangleRelative(test.Texture, new Vector2(234, 0), new Vector2(220, 201));
+            test.Transform.AdjustSizeToTextureTransform(test.TextureTransform);
             
             scene.Objects.Add(test);