# NavMeshBuilder

> Navigation mesh builder interface.

## Definition

* **Type:** Class
* **Namespace:** [UnityEditor.AI](/engine/6000.6/script-reference/unityeditor/ai.md)
* **Assembly:** UnityEditor.AIModule

> **Warning:**
>
> **Deprecated.** UnityEditor NavMeshBuilder has been deprecated. Use UnityEngine.AI.NavMeshBuilder instead.

```csharp
public sealed class NavMeshBuilder
```

## Static Properties

| Property                                                                                | Description                                             |
| --------------------------------------------------------------------------------------- | ------------------------------------------------------- |
| [isRunning](/engine/6000.6/script-reference/unityeditor/ai/navmeshbuilder/isrunning.md) | Returns true if an asynchronous build is still running. |

## Static Methods

| Method                                                                                                                          | Description                                                      |
| ------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------- |
| [BuildNavMesh](/engine/6000.6/script-reference/unityeditor/ai/navmeshbuilder/buildnavmesh.md)                                   | Build the Navmesh.                                               |
| [BuildNavMeshAsync](/engine/6000.6/script-reference/unityeditor/ai/navmeshbuilder/buildnavmeshasync.md)                         | Build the Navmesh asynchronously.                                |
| [BuildNavMeshForMultipleScenes](/engine/6000.6/script-reference/unityeditor/ai/navmeshbuilder/buildnavmeshformultiplescenes.md) | Builds the combined NavMesh for the contents of multiple Scenes. |
| [Cancel](/engine/6000.6/script-reference/unityeditor/ai/navmeshbuilder/cancel.md)                                               | Cancel NavMesh construction.                                     |
| [ClearAllNavMeshes](/engine/6000.6/script-reference/unityeditor/ai/navmeshbuilder/clearallnavmeshes.md)                         | Clear all Navmeshes.                                             |