---
title: "parametricValue(_:offsetBy:)"
framework: pencilkit
role: symbol
role_heading: Instance Method
path: "pencilkit/pkstrokepath-swift.struct/parametricvalue(_:offsetby:)"
---

# parametricValue(_:offsetBy:)

## Declaration

```swift
func parametricValue(_ parametricValue: CGFloat, offsetBy step: PKStrokePath.InterpolatedSlice.Stride) -> CGFloat
```

## See Also

### Accessing and interpolating points

- [interpolatedPoints(in:by:)](pencilkit/pkstrokepath-swift.struct/interpolatedpoints(in:by:).md)
- [interpolatedLocation(at:)](pencilkit/pkstrokepath-swift.struct/interpolatedlocation(at:).md)
- [interpolatedPoint(at:)](pencilkit/pkstrokepath-swift.struct/interpolatedpoint(at:).md)