ARKitを使って、立方体にテクスチャを貼ってみました。
貼った画像はiPhone内の写真のライブラリから読み込んでいます。
var photoAssets = [PHAsset]()
var imgAssets = [UIImage]()
override func viewDidLoad() {
super.viewDidLoad()
sceneView.delegate = self
sceneView.showsStatistics = true
let scene = SCNScene()
photoAssets = []
let m1 = SCNMaterial()
let m2 = SCNMaterial()
let m3 = SCNMaterial()
let m4 = SCNMaterial()
let m5 = SCNMaterial()
let m6 = SCNMaterial()
// ソート条件を指定
let options = PHFetchOptions()
options.sortDescriptors = [
NSSortDescriptor(key: "creationDate", ascending: false)
]
// 画像をすべて取得
let assets: PHFetchResult = PHAsset.fetchAssets(with: .image, options: nil)
assets.enumerateObjects { (asset, index, stop) -> Void in
self.photoAssets.append(asset as PHAsset)
let manager: PHImageManager = PHImageManager()
manager.requestImage(for: asset,
targetSize: CGSize(width: 100, height: 100),
contentMode: .aspectFill,
options: nil) { (image, info) -> Void in
self.imgAssets.append(image!)
}
}
//print(photoAssets)
m1.diffuse.contents = self.imgAssets[0]
m2.diffuse.contents = self.imgAssets[1]
m3.diffuse.contents = self.imgAssets[2]
m4.diffuse.contents = self.imgAssets[3]
m5.diffuse.contents = self.imgAssets[4]
m6.diffuse.contents = self.imgAssets[5]
let cube = SCNBox(width: 0.2, height: 0.2, length: 0.2, chamferRadius: 0)
let cubeNode2 = SCNNode(geometry: cube)
let material2 = SCNMaterial()
material2.diffuse.contents = UIColor.white
cubeNode2.geometry?.firstMaterial = material2
cubeNode2.position = SCNVector3Make(0, -0.2, -0.5);
cube.materials = [m1, m2, m3, m4, m5, m6]
scene.rootNode.addChildNode(cubeNode2)
// Set the scene to the view
sceneView.scene = scene