# altitudeAngle

> Value of 0 radians indicates that the stylus is parallel to the surface, pi/2 indicates that it is perpendicular.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine](/engine/6000.5/script-reference/unityengine.md)
* **Assembly:** UnityEngine.InputLegacyModule

```csharp
public float altitudeAngle { get; set; }
```