# UNITY_PBS_USE_BRDF2

> UNITY_PBS_USE_BRDF2 is set if Standard Shader BRDF2 should be used.

## Definition

* **Type:** Field
* **Namespace:** [UnityEngine.Rendering](/engine/6000.6/script-reference/unityengine/rendering.md)
* **Assembly:** UnityEngine.CoreModule

```csharp
UNITY_PBS_USE_BRDF2 = 11
```

### Remarks

Additional Resources: [TierSettings.standardShaderQuality](/engine/6000.6/script-reference/unityeditor/rendering/tiersettings/standardshaderquality.md).