👽 Using new package.

Author: codingben

examples/window/Box2D.WindowTests/Program.cs

@@ -4,6 +4,7 @@ Window Simulation Copyright © Ben Ukhanov 2020
 
 using System;
 using System.Threading;
+using Box2D.Window;
 using Box2DX.Collision;
 using Box2DX.Common;
 using Box2DX.Dynamics;