Create Singleton

Singleton.cs

@@ -0,0 +1,26 @@
+public class TankBase<T> where T : TankBase<T>
+{
+    private static T instance;
+
+    // Protected constructor to prevent instantiation from other classes.
+    protected TankBase()
+    {
+    }
+    public static T GetInstance()
+    {
+        if (instance == null)
+        {
+            instance = Activator.CreateInstance(typeof(T), true) as T;
+        }
+        return instance;
+    }
+}
+
+public class PlayerTank : TankBase<PlayerTank>
+{
+}
+
+public class EnemyTank : TankBase<EnemyTank>
+{
+
+}