if let d = modelScene.rootNode.childNodes.first
        {
            theDude.node = d
            theDude.setupNode() //this scales it down
        }
func setupNode()
    {
        node.scale = SCNVector3(x: modifier, y: modifier, z: modifier)
}

//Then add to scene on tap

let clone = theDude.node.clone()
            theDude.node = clone
            self.sceneView.scene.rootNode.addChildNode(theDude.node)
            theDude.node.position = hitPosition

func addAnim()
    {
        let characterScene = SCNScene(named: "art.scnassets/cubeAnimatedSkeleton.dae")!
        let characterTopLevelNode = characterScene.rootNode.childNodes[0]
        sceneView.scene.rootNode.addChildNode(characterTopLevelNode)
        let idleAnimation = CAAnimation.animationWithSceneNamed("art.scnassets/cubeAnimatedSkeleton.dae")!

        idleAnimation.usesSceneTimeBase = false
        idleAnimation.repeatCount = Float.infinity
        characterTopLevelNode.addAnimation(idleAnimation, forKey: "idle")
    }

extension CAAnimation {
    class func animationWithSceneNamed(_ name: String) -> CAAnimation? {
        var animation: CAAnimation?
        if let scene = SCNScene(named: name) {
            scene.rootNode.enumerateChildNodes({ (child, stop) in
                if child.animationKeys.count > 0 {
                    animation = child.animation(forKey: child.animationKeys.first!) //ERROR

                    stop.initialize(to: true)
                }
            })
        }
        return animation
    }
}