# Sandbox.VR.AnalogInput2D.Delta

```csharp
Vector2 Delta { get; set; }
```

How much [Sandbox.VR.AnalogInput2D.Value](/api/Sandbox.VR.AnalogInput2D/Value) has changed since the last update, with both axes ranging from 0 to 1.

Declared in [Sandbox.VR.AnalogInput2D](/api/Sandbox.VR.AnalogInput2D).
Assembly: `Sandbox.Engine`.