# interpolationDefaultValue

> Default value when interpolating between two filters with missing declarations.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine.UIElements](/engine/6000.6/script-reference/unityengine/uielements.md)
* **Assembly:** UnityEngine.UIElementsModule

```csharp
public FilterParameter interpolationDefaultValue { get; set; }
```

### Remarks

Example: Transition from source filter "blur(2px)" to destination "blur(2px) invert(80%)" would insert a default "invert(0%)" filter in the source declaration.