Init.

Source/UiLayer.cs

@@ -0,0 +1,24 @@
+using System.Drawing;
+using System.Numerics;
+
+using DaggerFramework.Rendering;
+
+namespace DaggerFramework
+{
+    public class UiLayer : Layer
+    {
+        protected override void OnUpdate(double dt)
+        {
+            base.OnUpdate(dt);
+            _time += dt;
+        }
+        protected override void OnDraw(ref Renderer renderer)
+        {
+            renderer.SetTransform(Vector2.Zero);
+            renderer.DrawRectangle(new Vector2(720 / 2, 1280), Color.Green);
+            renderer.DrawDebugText(new Vector2(720 / 4 - 24, 64), "UI :)", 24, Color.White);
+        }
+
+        private double _time;
+    }
+}