---
title: SCNReferenceLoadingPolicy.onDemand
framework: scenekit
role: symbol
role_heading: Case
path: scenekit/scnreferenceloadingpolicy/ondemand
---

# SCNReferenceLoadingPolicy.onDemand

Load the node’s external comment only when the load() method is called.

## Declaration

```swift
case onDemand
```

## See Also

### Constants

- [SCNReferenceLoadingPolicy.immediate](scenekit/scnreferenceloadingpolicy/immediate.md)