# SyncHeightmap()

> Performs synchronization queued by previous calls to TerrainData.CopyActiveRenderTextureToHeightmap and TerrainData.DirtyHeightmapRegion, which makes the height data and LOD data used for tessellation up to date.

## Definition

* **Type:** Method
* **Namespace:** [UnityEngine](/engine/6000.6/script-reference/unityengine.md)
* **Assembly:** UnityEngine.TerrainModule

```csharp
public void SyncHeightmap()
```