我试图在ARKit应用程序中从服务器URL动态加载.scn和纹理文件。我已经成功从Web URL这个路径加载了.scn文件。但是,在运行后,我在设备上看不到任何纹理。我得到以下错误消息。
ARKitExample[3016:995067] [SceneKit] Error: Failed loading : <C3DImage 0x1d42e1980 src:file:///var/containers/Bundle/Application/622ACF79-2318-4953-A9AE-9A7F2B453AFB/ARKitExample.app/textures/lamp_DIFFUSE.png [0.000000x0.000000]>
ARKitExample[3016:995067] [SceneKit] Error: Failed loading : <C3DImage 0x1d00fe800 src:file:///var/containers/Bundle/Application/622ACF79-2318-4953-A9AE-9A7F2B453AFB/ARKitExample.app/textures/lamp_NORMAL.png [0.000000x0.000000]>
ARKitExample[3016:995067] [SceneKit] Error: Failed loading : <C3DImage 0x1d40ff800 src:file:///var/containers/Bundle/Application/622ACF79-2318-4953-A9AE-9A7F2B453AFB/ARKitExample.app/textures/lamp_METALLIC.png [0.000000x0.000000]>
ARKitExample[3016:995067] [SceneKit] Error: Failed loading : <C3DImage 0x1d42e0d80 src:file:///var/containers/Bundle/Application/622ACF79-2318-4953-A9AE-9A7F2B453AFB/ARKitExample.app/textures/lamp_ROUGHNESS.png [0.000000x0.000000]>
ARKitExample[3016:995067] [SceneKit] Error: Failed loading : <C3DImage 0x1d02e2e00 src:file:///var/containers/Bundle/Application/622ACF79-2318-4953-A9AE-9A7F2B453AFB/ARKitExample.app/textures/lamp_SHADOW.png [0.000000x0.000000]>
如何解决这个问题。谢谢。
@ Xartec 我已经尝试了您提到的方法,但没有得到任何响应。我该如何修复它?
let urlString = "\("https://d533c2fd.ngrok.io/")\("mode")"
let url = URL.init(string: urlString)
let request = URLRequest(url: url!)
let session = URLSession.shared
let downloadTask = session.downloadTask(with: request,
completionHandler: { (location:URL?, response:URLResponse?, error:Error?)
-> Void in
print("location:\(String(describing: location))")
let locationPath = location!.path
// let documents:String = NSHomeDirectory() + "/Documents/"+"\(self.modelName).\(self.fileExtension)"
// let documents:String = NSHomeDirectory() + "/Documents/"+"\("model5").\("scn")"
let documents:String = NSHomeDirectory() + "/Documents/"+"\("mode")"
ls = NSHomeDirectory() + "/Documents"
let fileManager = FileManager.default
if (fileManager.fileExists(atPath: documents)){
try! fileManager.removeItem(atPath: documents)
}
try! fileManager.moveItem(atPath: locationPath, toPath: documents)
print("new location:\(documents)")
let node = SCNNode()
do {
let documentss = documents + "\("model5").\("scn")"
let scene = try SCNScene(url: URL(fileURLWithPath: documentss), options: [.overrideAssetURLs: true])
let nodess = scene.rootNode.childNode(withName: "SketchUp", recursively: true)
node.addChildNode(nodess!)
self.addChildNode(node)
self.modelLoaded = true
} catch {}
})
downloadTask.resume()