# HandleUtility.RenderPickingCallback

> The delegate type to use with RegisterRenderPickingCallback and UnregisterRenderPickingCallback.

## Definition

* **Type:** Delegate
* **Namespace:** [UnityEditor](/engine/6000.0/script-reference/unityeditor.md)
* **Assembly:** UnityEditor

```csharp
public delegate RenderPickingResult HandleUtility.RenderPickingCallback(in RenderPickingArgs args)
```