---
title: alphaPremultiply
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/lowlevelrenderer/configuration/alphapremultiply
---

# alphaPremultiply

A Boolean value that indicates whether the renderer divides content by alpha before applying tonemap and color match, then multiplies by alpha before final texture output.

## Declaration

```swift
var alphaPremultiply: Bool { get set }
```

## See Also

### Tuning rendering options

- [rasterSampleCount](realitykit/lowlevelrenderer/configuration/rastersamplecount.md)
- [enableTonemap](realitykit/lowlevelrenderer/configuration/enabletonemap.md)
- [enableColorMatch](realitykit/lowlevelrenderer/configuration/enablecolormatch.md)
- [maxCameraCount](realitykit/lowlevelrenderer/configuration/maxcameracount.md)