---
title: invalid
framework: compositorservices
role: symbol
role_heading: Type Property
path: compositorservices/layerrenderer/drawable/trackingarea/rendervalue-swift.struct/invalid
---

# invalid

Render value reserved as invalid.

## Declaration

```swift
static let invalid: LayerRenderer.Drawable.TrackingArea.RenderValue
```

## Discussion

Discussion Value to be used in the tracking area texture, to indicate that there is no tracking area at a given pixel.