# XRHandMeshFeature

This feature provides access to the `XR_ANDROID_hand_mesh` extension.

## Summary

### Inheritance

Inherits from: `OpenXRFeature`

| ### Public attributes ||
|---|---|
| [ExtensionString](https://developer.android.com/develop/xr/unity/reference/class/Google/XR/Extensions/XRHandMeshFeature#extensionstring)` = "XR_ANDROID_hand_mesh"` | `const string` The required OpenXR extension. |
| [FeatureId](https://developer.android.com/develop/xr/unity/reference/class/Google/XR/Extensions/XRHandMeshFeature#featureid)` = "com.google.xr.extensions.hand_mesh"` | `const string` The feature ID string. |
| [UiName](https://developer.android.com/develop/xr/unity/reference/class/Google/XR/Extensions/XRHandMeshFeature#uiname)` = "Android XR (Extensions): Hand Mesh"` | `const string` The UI name shows on the XR Plug-in Management panel, help users to understand validation errors and expected fixes. |

| ### Public static attributes ||
|---|---|
| [IsExtensionEnabled](https://developer.android.com/develop/xr/unity/reference/class/Google/XR/Extensions/XRHandMeshFeature#isextensionenabled)` => _extensionEnabled` | `bool` Gets if the required OpenXR extension is enabled. |
| [RequiredPermission](https://developer.android.com/develop/xr/unity/reference/class/Google/XR/Extensions/XRHandMeshFeature#requiredpermission)` = AndroidXRPermission.HandTracking` | `readonly `[AndroidXRPermission](https://developer.android.com/develop/xr/unity/reference/namespace/Google/XR/Extensions#androidxrpermission) Runtime permission required to enable hand tracking. |

## Public attributes

### ExtensionString

```c#
const string ExtensionString = "XR_ANDROID_hand_mesh"
```  
The required OpenXR extension.  

### FeatureId

```c#
const string FeatureId = "com.google.xr.extensions.hand_mesh"
```  
The feature ID string.  

### UiName

```c#
const string UiName = "Android XR (Extensions): Hand Mesh"
```  
The UI name shows on the XR Plug-in Management panel, help users to understand validation errors and expected fixes.

## Public static attributes

### IsExtensionEnabled

```c#
bool IsExtensionEnabled => _extensionEnabled
```  
Gets if the required OpenXR extension is enabled.

When OpenXR runtime is waiting, it returns `null`. Otherwise, it indicates whether the `XR_ANDROID_hand_mesh` extensions is available on current device.  

### RequiredPermission

```c#
readonly AndroidXRPermission RequiredPermission =
            AndroidXRPermission.HandTracking
```  
Runtime permission required to enable hand tracking.