---
title: primaryScale
framework: metalperformanceshaders
role: symbol
role_heading: Instance Property
path: metalperformanceshaders/mpsimagearithmetic/primaryscale
---

# primaryScale

## Declaration

```swift
var primaryScale: Float { get set }
```

## See Also

### Instance Properties

- [bias](metalperformanceshaders/mpsimagearithmetic/bias.md)
- [primaryStrideInPixels](metalperformanceshaders/mpsimagearithmetic/primarystrideinpixels.md)
- [secondaryScale](metalperformanceshaders/mpsimagearithmetic/secondaryscale.md)
- [secondaryStrideInPixels](metalperformanceshaders/mpsimagearithmetic/secondarystrideinpixels.md)
- [maximumValue](metalperformanceshaders/mpsimagearithmetic/maximumvalue.md)
- [minimumValue](metalperformanceshaders/mpsimagearithmetic/minimumvalue.md)