# GetActiveVertexStreams(List<ParticleSystemVertexStream>)

> Queries which Vertex Shader streams are enabled on the ParticleSystemRenderer.

## Definition

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

```csharp
public void GetActiveVertexStreams(List<ParticleSystemVertexStream> streams)
```

### Parameters

**** (\[List\<ParticleSystemVertexStream>]\(https\://learn.microsoft.com/dotnet/api/system.collections.generic.list-1)): The array of streams to populate.

### Remarks

Additional Resources: [ParticleSystemRenderer.SetActiveVertexStreams](/engine/6000.0/script-reference/unityengine/particlesystemrenderer/setactivevertexstreams.md).