import UIKit
import SceneKit


class KuruKuruViewController: UIViewController {

override func viewDidLoad() {
    super.viewDidLoad()

    let scene = GameScene() //適用するsceneを設定する


    // SCNView 設定
    let scnView = self.view as! SCNView
    scnView.backgroundColor = UIColor.black
    scnView.scene = scene
    scnView.showsStatistics = true
    scnView.allowsCameraControl = true

    // CUBEジオメトリ
    let CUBE:SCNGeometry = SCNBox(width: 3, height: 3, length: 3, chamferRadius: 0.4)
    let geometryNode = SCNNode(geometry: CUBE)
    scene.rootNode.addChildNode(geometryNode)
    let tapGesture = UITapGestureRecognizer(target: self, action: #selector(handleTap(_:)))
    scnView.addGestureRecognizer(tapGesture)

@objc func handleTap(_ gestureRecognize: UIGestureRecognizer) {

    let scnView = self.view as! SCNView

    let p = gestureRecognize.location(in: scnView) //pにタップした座標を渡す
    let hitResults = scnView.hitTest(p, options: [:]) //hitTestでタップした箇所のオブジェクトを検索
    var hitfaceIndex = (hitResults.first)?.faceIndex //初めにヒットしたオブジェクトの面のインデックスを返す

        if hitfaceIndex == 0 {
         self.performSegue(withIdentifier: "Segue1", sender: nil)
        }
        if hitfaceIndex == 1 {
            self.performSegue(withIdentifier: "Segue2", sender: nil)
        }
        if hitfaceIndex == 2 {
            self.performSegue(withIdentifier: "Segue3", sender: nil)
        }
        if hitfaceIndex == 3 {
            self.performSegue(withIdentifier: "Segue4", sender: nil)
        }
        if hitfaceIndex == 4 {
            self.performSegue(withIdentifier: "Segue5", sender: nil)
        }
        if hitfaceIndex == 5 {
            self.performSegue(withIdentifier: "Segue6", sender: nil)
        }

 }

import UIKit
import SceneKit


class KuruKuruViewController: UIViewController {

override func viewDidLoad() {
    super.viewDidLoad()

    let scene = GameScene()

    let scnView = self.view as! SCNView
    scnView.backgroundColor = UIColor.black
    scnView.scene = scene
    scnView.showsStatistics = true
    scnView.allowsCameraControl = true

    let CUBE:SCNGeometry = SCNBox(width: 3, height: 3, length: 3, chamferRadius: 0.0)
    let geometryNode = SCNNode(geometry: CUBE)
    scene.rootNode.addChildNode(geometryNode)

    //各面毎にマテリアルを設定するためにマテリアル情報を準備
    let m1 = SCNMaterial()
    let m2 = SCNMaterial()
    let m3 = SCNMaterial()
    let m4 = SCNMaterial()
    let m5 = SCNMaterial()
    let m6 = SCNMaterial()

    //マテリアルにイメージを設定
    m1.diffuse.contents = UIImage(named: "1")
    m2.diffuse.contents = UIImage(named: "2")
    m3.diffuse.contents = UIImage(named: "3")
    m4.diffuse.contents = UIImage(named: "4")
    m5.diffuse.contents = UIImage(named: "5")
    m6.diffuse.contents = UIImage(named: "6")

    //CUBEの各面のマテリアルに設定
    CUBE.materials = [m1, m2, m3, m4, m5, m6]

    let tapGesture = UITapGestureRecognizer(target: self, action: #selector(handleTap(_:)))
    scnView.addGestureRecognizer(tapGesture)

}

//CUBEの面をタップするとfaceIndexの値をprintする
@objc func handleTap(_ gestureRecognize: UIGestureRecognizer) {

    let scnView = self.view as! SCNView
    let p = gestureRecognize.location(in: scnView)
    let hitResults = scnView.hitTest(p, options: [:])
    if let number = hitResults.first?.faceIndex {
        print(number)
    }

 }

override func didReceiveMemoryWarning() {
    super.didReceiveMemoryWarning()
}

}

@objc func handleTap(_ gestureRecognize: UIGestureRecognizer) {

    let scnView = self.view as! SCNView

    let p = gestureRecognize.location(in: scnView)
    let hitResults = scnView.hitTest(p, options: [:])
    if let number = hitResults.first?.faceIndex {
        print(number)
    }
}