improved text rendering, but still bad

Author: FlurinBruehwiler

Flamui/Drawing/Renderer.cs

@@ -205,8 +205,8 @@ public unsafe GpuTexture UploadTexture(Bitmap bitmap)
 
         Gl.TexParameterI(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int)TextureWrapMode.Repeat);
         Gl.TexParameterI(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int)TextureWrapMode.Repeat);
-        Gl.TexParameterI(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Linear);
-        Gl.TexParameterI(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Linear);
+        Gl.TexParameterI(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Nearest);
+        Gl.TexParameterI(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Nearest);
 
         Gl.BindTexture(TextureTarget.Texture2D, 0);