---
title: ambientOcclusionScale
framework: modelio
role: symbol
role_heading: Instance Property
path: modelio/mdlscatteringfunction/ambientocclusionscale
---

# ambientOcclusionScale

The scaling factor for ambient occlusion shading.

## Declaration

```swift
var ambientOcclusionScale: MDLMaterialProperty { get }
```

## Discussion

Discussion The default scaling factor is 1.0. Modify this value to increase or decrease the severity of ambient occlusion shading.

## See Also

### Working with Shading Properties

- [baseColor](modelio/mdlscatteringfunction/basecolor.md)
- [emission](modelio/mdlscatteringfunction/emission.md)
- [specular](modelio/mdlscatteringfunction/specular.md)
- [materialIndexOfRefraction](modelio/mdlscatteringfunction/materialindexofrefraction.md)
- [interfaceIndexOfRefraction](modelio/mdlscatteringfunction/interfaceindexofrefraction.md)
- [normal](modelio/mdlscatteringfunction/normal.md)
- [ambientOcclusion](modelio/mdlscatteringfunction/ambientocclusion.md)