basic targeting system

systems/head/HeadSystem.cs

@@ -310,6 +310,14 @@ public partial class HeadSystem : Node3D
         return GetGlobalTransform().Basis.Z;
     }
 
+    public Vector3 GetGlobalLookRotation()
+    {
+        return new Vector3(
+            _camera.Rotation.X,
+            Rotation.Y,
+            _camera.Rotation.Z);
+    }
+
     public void SetHeight(float height)
     {
         Position = new Vector3(Position.X, height, Position.Z);