# CenterAndVertexID

> The center position of each particle, with the vertex ID of each particle, from 0-3, stored in the w component.

## Definition

* **Type:** Field
* **Namespace:** [UnityEngine](/engine/6000.0/script-reference/unityengine.md)
* **Assembly:** UnityEngine.ParticleSystemModule

> **Warning:**
>
> **Deprecated.** ParticleSystemVertexStreams is deprecated. Please use ParticleSystemVertexStream instead.

```csharp
CenterAndVertexID = 64
```