allow more recent device types to be discovered if the current version of iOS su…

…pports that discovery

@@ -122,7 +122,11 @@ public class MobileScanner: NSObject, AVCaptureVideoDataOutputSampleBufferDelega
         textureId = registry?.register(self)
 
         // Open the camera device
-        if #available(iOS 10.0, *) {
+        if #available(iOS 13.0, *) {
+            device = AVCaptureDevice.DiscoverySession(deviceTypes: [.builtInTripleCamera, .builtInDualWideCamera, .builtInDualCamera, .builtInWideAngleCamera], mediaType: .video, position: cameraPosition).devices.first
+        } else if #available(iOS 10.2, *) {
+            device = AVCaptureDevice.DiscoverySession(deviceTypes: [.builtInDualCamera, .builtInWideAngleCamera], mediaType: .video, position: cameraPosition).devices.first
+        } else if #available(iOS 10.0, *) {
             device = AVCaptureDevice.DiscoverySession(deviceTypes: [.builtInWideAngleCamera], mediaType: .video, position: cameraPosition).devices.first
         } else {
             device = AVCaptureDevice.devices(for: .video).filter({$0.position == cameraPosition}).first