---
title: "PKStrokePath.InterpolatedSlice.Stride.parametricStep(_:)"
framework: pencilkit
role: symbol
role_heading: Case
path: "pencilkit/pkstrokepath-swift.struct/interpolatedslice/stride/parametricstep(_:)"
---

# PKStrokePath.InterpolatedSlice.Stride.parametricStep(_:)

A stride based on a parametric step value you provide.

## Declaration

```swift
case parametricStep(CGFloat)
```

## See Also

### Stride types

- [PKStrokePath.InterpolatedSlice.Stride.distance(_:)](pencilkit/pkstrokepath-swift.struct/interpolatedslice/stride/distance(_:).md)
- [PKStrokePath.InterpolatedSlice.Stride.time(_:)](pencilkit/pkstrokepath-swift.struct/interpolatedslice/stride/time(_:).md)