---
title: "init(normal:bias:)"
framework: realitykit
role: symbol
role_heading: Initializer
path: "realitykit/clothplaneshape/init(normal:bias:)"
---

# init(normal:bias:)

Creates a plane shape with the given normal and surface displacement.

## Declaration

```swift
init(normal: SIMD3<Float>, bias: Float)
```

## Parameters

- `normal`: The normal vector determining the orientation of the plane.
- `bias`: The distance by which the plane’s surface is displaced along its normal.