我试图在点击图片时显示 3D 模型 ( See here )。点击图片后,它会转到 3DFloorPlanViewController
(嵌入在导航 Controller 中),相机可以工作,但没有显示 3D 对象 ( See here )。
我在没有导航 Controller 的情况下尝试了完全相同的代码,它工作得很好,所以我很困惑为什么它在嵌入导航 Controller 时不起作用。
我的 3D 对象位于名为“3D 对象”的文件夹中 ( See here )。我在 addPaperPlane
函数中尝试了 named: "3D Objects/paperPlane.scn"
和 named: "paperPlane.scn"
,但都没有工作了。
这是 3DFloorPlanViewController
的代码:
import UIKit
import ARKit
import SceneKit
class _DFloorPlanViewController: UIViewController, ARSCNViewDelegate {
@IBOutlet weak var sceneView: ARSCNView!
override func viewDidLoad() {
super.viewDidLoad()
sceneView.delegate = self
addPaperPlane()
//addCar()
configureLighting()
}
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)
let configuration = ARWorldTrackingConfiguration()
sceneView.session.run(configuration)
}
override func viewWillDisappear(_ animated: Bool) {
super.viewWillDisappear(animated)
sceneView.session.pause()
}
func addPaperPlane(x: Float = 0, y: Float = 0, z: Float = -0.5) {
guard let paperPlaneScene = SCNScene(named: "3D Objects/paperPlane.scn"), let paperPlaneNode = paperPlaneScene.rootNode.childNode(withName: "paperPlane", recursively: true) else { return }
paperPlaneNode.position = SCNVector3(x, y, z)
sceneView.scene.rootNode.addChildNode(paperPlaneNode)
}
func addCar(x: Float = 0, y: Float = 0, z: Float = -0.5) {
guard let carScene = SCNScene(named: "car.dae") else { return }
let carNode = SCNNode()
let carSceneChildNodes = carScene.rootNode.childNodes
for childNode in carSceneChildNodes {
carNode.addChildNode(childNode)
}
carNode.position = SCNVector3(x, y, z)
carNode.scale = SCNVector3(0.5, 0.5, 0.5)
sceneView.scene.rootNode.addChildNode(carNode)
}
func configureLighting() {
sceneView.autoenablesDefaultLighting = true
sceneView.automaticallyUpdatesLighting = true
}
}
最佳答案
目前您的场景 View 中没有设置场景
let scene = SCNScene()
self.sceneView.scene = scene
一般来说试试这个:
override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view, typically from a nib.
// Set the view's delegate
self.sceneView.delegate = self
self.sceneView.showsStatistics = true
self.sceneView.autoenablesDefaultLighting = true
let scene = SCNScene()
self.sceneView.scene = scene
}
关于swift - ARSCNView 嵌入导航 Controller 时不显示对象,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/53485811/