# shadowMask

> Texture storing occlusion mask per light (ShadowMask, up to four lights).

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine](/engine/6000.5/script-reference/unityengine.md)
* **Assembly:** UnityEngine.CoreModule

```csharp
public Texture2D shadowMask { get; set; }
```

### Remarks

Additional Resources: [LightmapSettings](/engine/6000.5/script-reference/unityengine/lightmapsettings.md) class, [Renderer.lightmapIndex](/engine/6000.5/script-reference/unityengine/renderer/lightmapindex.md).