         SCNTransaction.animationTimingFunction = CAMediaTimingFunction(name: kCAMediaTimingFunctionEaseOut)
         SCNTransaction.animationDuration = animationDuration / 4
         focusSquareNode.opacity = 1.0
-        self.segments.forEach { segment in segment.open() }
+        for segment in self.segments {
+            segment.open()
+        }
+//        self.segments.forEach { segment in segment.open() }
         SCNTransaction.completionBlock = { self.focusSquareNode.runAction(self.pulseAction(), forKey: "pulse") }
         SCNTransaction.commit()
         

                                    height: CGFloat(FocusSquare.Segment.thickness))
            }
            
            let material = geometry!.firstMaterial!
            material.diffuse.contents = FocusSquare.primaryColor
            material.isDoubleSided = true
            material.ambient.contents = UIColor.black
            material.lightingModel = .constant
            material.emission.contents = FocusSquare.primaryColor
        }
        
        required init?(coder aDecoder: NSCoder) {

        node.name = "fillPlane"
        node.opacity = 0.0
        
        let material = plane.firstMaterial
        material?.diffuse.contents = FocusSquare.primaryColorLight
        material?.isDoubleSided = true
        material?.ambient.contents = UIColor.black
        material?.lightingModel = .constant
        material?.emission.contents = FocusSquare.primaryColorLight
        
        return node
    }()
