# GetSceneSegmentation

Source: https://www.nianticspatial.com/docs/api/unity/NianticSpatial.NSDK.AR.SceneSegmentation.ARSceneSegmentationManager.GetSceneSegmentation/

GetSceneSegmentation
Returns the scene segmentation at the specified pixel on screen.

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## Declaration

public uint GetSceneSegmentation(int viewportX, int viewportY, Nullable<XRCameraParams> cameraParams = null)

#### Summary

Returns the scene segmentation at the specified pixel on screen.

#### Returns

A 32-bit packed unsigned integer where each
    bit is a binary indicator for a class, and the most-significant bit corresponds to the channel that
    is the 0th element of the ChannelNames list.

### Parameters

| Name | Type | Summary |
| --- | --- | --- |
| viewportX | int | Horizontal coordinate in viewport space. |
| viewportY | int | Vertical coordinate in viewport space. |
| cameraParams | Nullable<XRCameraParams> | Params of the viewport to sample with. Defaults to current screen dimensions if null. |

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