---
title: BNNSPointerSpecifier
framework: accelerate
role: symbol
role_heading: Structure
path: accelerate/bnnspointerspecifier
---

# BNNSPointerSpecifier

Constants that specify which pointer the BNNS get filter function returns.

## Declaration

```swift
struct BNNSPointerSpecifier
```

## Topics

### Pointer Specifier Constants

- [BNNSPointerSpecifierAlpha](accelerate/bnnspointerspecifieralpha.md)
- [BNNSPointerSpecifierBeta](accelerate/bnnspointerspecifierbeta.md)

### Raw Values

- [init(_:)](accelerate/bnnspointerspecifier/init(_:).md)
- [init(rawValue:)](accelerate/bnnspointerspecifier/init(rawvalue:).md)
- [rawValue](accelerate/bnnspointerspecifier/rawvalue.md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)

## See Also

### Utility functions

- [copy(_:to:filterParameters:)](accelerate/bnns/copy(_:to:filterparameters:).md)
- [transpose(input:output:firstTransposeAxis:secondTransposeAxis:filterParameters:)](accelerate/bnns/transpose(input:output:firsttransposeaxis:secondtransposeaxis:filterparameters:).md)
- [BNNSCopy(_:_:_:)](accelerate/bnnscopy(_:_:_:).md)
- [BNNSTranspose(_:_:_:_:_:)](accelerate/bnnstranspose(_:_:_:_:_:).md)
- [BNNSGetPointer(_:_:)](accelerate/bnnsgetpointer(_:_:).md)
- [BNNS.GramLayer](accelerate/bnns/gramlayer.md)
- [BNNSLayerParametersGram](accelerate/bnnslayerparametersgram.md)
- [BNNSFilterCreateLayerGram(_:_:)](accelerate/bnnsfiltercreatelayergram(_:_:).md)
- [clip(to:input:output:)](accelerate/bnns/clip(to:input:output:).md)
- [clipByNorm(threshold:input:output:axes:)](accelerate/bnns/clipbynorm(threshold:input:output:axes:).md)
- [clipByGlobalNorm(threshold:inputs:outputs:globalNorm:)](accelerate/bnns/clipbyglobalnorm(threshold:inputs:outputs:globalnorm:).md)
- [BNNSClipByValue(_:_:_:_:)](accelerate/bnnsclipbyvalue(_:_:_:_:).md)
- [BNNSClipByNorm(_:_:_:_:)](accelerate/bnnsclipbynorm(_:_:_:_:).md)
- [BNNSClipByGlobalNorm(_:_:_:_:_:)](accelerate/bnnsclipbyglobalnorm(_:_:_:_:_:).md)
- [copyBandPart(_:to:lowerBandCount:upperBandCount:filterParameters:)](accelerate/bnns/copybandpart(_:to:lowerbandcount:upperbandcount:filterparameters:).md)