# Sandbox.PolygonMesh.IsEdgeSmooth

```csharp
bool IsEdgeSmooth(HalfEdgeHandle hEdge)
```

### Parameters

- `hEdge` (`HalfEdgeHandle`)

### Returns

`bool`

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