---
title: smoothness
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/turbulenceforceeffect/smoothness
---

# smoothness

A smoothing factor that applies to the force, reducing randomness.

## Declaration

```swift
let smoothness: Float
```

## Discussion

Discussion A value of 0.0 specifies maximum noise, and a value of 1.0 specifies no noise at all.