---
title: BNNS.PaddingMode.symmetric
framework: accelerate
role: symbol
role_heading: Case
path: accelerate/bnns/paddingmode/symmetric
---

# BNNS.PaddingMode.symmetric

A constant that indicates that a padding operation fills the padded area to form an even-symmetric pattern.

## Declaration

```swift
case symmetric
```

## See Also

### Enumeration Cases

- [BNNS.PaddingMode.constantBitPattern(_:)](accelerate/bnns/paddingmode/constantbitpattern(_:).md)
- [BNNS.PaddingMode.constantScalar(_:)](accelerate/bnns/paddingmode/constantscalar(_:).md)
- [BNNS.PaddingMode.reflect](accelerate/bnns/paddingmode/reflect.md)