---
title: MPSNNGramMatrixCalculationGradientNode
framework: metalperformanceshaders
role: symbol
role_heading: Class
path: metalperformanceshaders/mpsnngrammatrixcalculationgradientnode
---

# MPSNNGramMatrixCalculationGradientNode

## Declaration

```swift
class MPSNNGramMatrixCalculationGradientNode
```

## Topics

### Initializers

- [init(sourceGradient:sourceImage:gradientState:)](metalperformanceshaders/mpsnngrammatrixcalculationgradientnode/init(sourcegradient:sourceimage:gradientstate:).md)
- [init(sourceGradient:sourceImage:gradientState:alpha:)](metalperformanceshaders/mpsnngrammatrixcalculationgradientnode/init(sourcegradient:sourceimage:gradientstate:alpha:).md)

### Instance Properties

- [alpha](metalperformanceshaders/mpsnngrammatrixcalculationgradientnode/alpha.md)

## Relationships

### Inherits From

- [MPSNNGradientFilterNode](metalperformanceshaders/mpsnngradientfilternode.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)