# SetLayerAdditive(uint, bool)

> Specifies whether a layer is additive or not. Additive layers blend with previous layers.

## Definition

* **Type:** Method
* **Namespace:** [UnityEngine.Animations](/engine/6000.3/script-reference/unityengine/animations.md)
* **Assembly:** UnityEngine.AnimationModule

```csharp
public void SetLayerAdditive(uint layerIndex, bool value)
```

### Parameters

**** (\[uint]\(https\://learn.microsoft.com/dotnet/api/system.uint32)): The layer index.**** (\[bool]\(https\://learn.microsoft.com/dotnet/api/system.boolean)): Whether the layer is additive or not. Set to `true` for an additive blend, or `false` for a regular blend.

### Remarks

By default, layers are not additive and override the animation from previous layers.