# Sandbox.ModelDeformer.NormalSmoothingRadius

```csharp
float NormalSmoothingRadius { get; set; }
```

Distance over which surface shading is smoothed, in local units.
Larger values soften more detail without changing the shape of the mesh.

Declared in [Sandbox.ModelDeformer](/api/Sandbox.ModelDeformer).
Assembly: `Sandbox.Engine`.