# Sandbox.PolygonMesh.CollapseFace

```csharp
bool CollapseFace(FaceHandle hFace, out VertexHandle hOutVertex)
```

### Parameters

- `hFace` (`FaceHandle`)
- `out hOutVertex` (`VertexHandle`)

### Returns

`bool`

Declared in [Sandbox.PolygonMesh](/api/Sandbox.PolygonMesh).
Assembly: `Sandbox.Engine`.