# ChainGeometry(NativeArray<Vector2>)

> Create the geometry of a Chain using the specified vertices.

## Definition

* **Type:** Constructor
* **Namespace:** [Unity.U2D.Physics](/engine/6000.6/script-reference/unity/u2d/physics.md)
* **Assembly:** UnityEngine.PhysicsCore2DModule

```csharp
public ChainGeometry(NativeArray<Vector2> vertices)
```

### Parameters

**** (\[NativeArray\<Vector2>]\(/engine/6000.6/script-reference/unity/collections/nativearray1)): The vertices that will create the ChainSegment shapes.