# Surface

Source: https://www.nianticspatial.com/docs/api/unity/NianticSpatial.NSDK.AR.NavigationMesh.Surface/

Surface
Represents a subset on the grid with cells of approximately the same elevation.

---

## Declaration

public class Surface

---

## Constructors

public Surface(IEnumerable<GridNode> gridElements, int id)

---

## Properties

| Name | Type | Summary |
| --- | --- | --- |
| readonly Elements | IEnumerable<GridNode> | Grid nodes that make up this plane (readonly). |
| Elevation | float | Elevation of the grid. |
| readonly IsEmpty | bool | Whether this planes does not contain any valid elements on the grid. |

---

## Methods

| Name | Type | Summary |
| --- | --- | --- |
| CanMerge | bool | - |
| ContainsElement | bool | - |
| Except | void | - |
| GetClosestElement | GridNode | - |
| Intersect | void | - |
| Merge | void | Merges the other plane's grid elements to this plane. |
| Overlaps | bool | - |

---