---
title: MPSGraphOperation
framework: metalperformanceshadersgraph
role: symbol
role_heading: Class
path: metalperformanceshadersgraph/mpsgraphoperation
---

# MPSGraphOperation

A symbolic representation of a compute operation.

## Declaration

```swift
class MPSGraphOperation
```

## Overview

Overview NSCopy will take a refrence, this is so NSDictionary can work with the tensor. All operations are created, owned and destroyed by the graph.

## Topics

### Instance Properties

- [controlDependencies](metalperformanceshadersgraph/mpsgraphoperation/controldependencies.md)
- [graph](metalperformanceshadersgraph/mpsgraphoperation/graph.md)
- [inputTensors](metalperformanceshadersgraph/mpsgraphoperation/inputtensors.md)
- [name](metalperformanceshadersgraph/mpsgraphoperation/name.md)
- [outputTensors](metalperformanceshadersgraph/mpsgraphoperation/outputtensors.md)

## Relationships

### Inherits From

- [MPSGraphObject](metalperformanceshadersgraph/mpsgraphobject.md)

### Inherited By

- [MPSGraphVariableOp](metalperformanceshadersgraph/mpsgraphvariableop.md)

### Conforms To

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

## See Also

### Classes

- [MPSGraph](metalperformanceshadersgraph/mpsgraph.md)
- [MPSGraphCompilationDescriptor](metalperformanceshadersgraph/mpsgraphcompilationdescriptor.md)
- [MPSGraphConvolution2DOpDescriptor](metalperformanceshadersgraph/mpsgraphconvolution2dopdescriptor.md)
- [MPSGraphConvolution3DOpDescriptor](metalperformanceshadersgraph/mpsgraphconvolution3dopdescriptor.md)
- [MPSGraphCreateSparseOpDescriptor](metalperformanceshadersgraph/mpsgraphcreatesparseopdescriptor.md)
- [MPSGraphDepthwiseConvolution2DOpDescriptor](metalperformanceshadersgraph/mpsgraphdepthwiseconvolution2dopdescriptor.md)
- [MPSGraphDepthwiseConvolution3DOpDescriptor](metalperformanceshadersgraph/mpsgraphdepthwiseconvolution3dopdescriptor.md)
- [MPSGraphDevice](metalperformanceshadersgraph/mpsgraphdevice.md)
- [MPSGraphExecutable](metalperformanceshadersgraph/mpsgraphexecutable.md)
- [MPSGraphExecutableExecutionDescriptor](metalperformanceshadersgraph/mpsgraphexecutableexecutiondescriptor.md)
- [MPSGraphExecutableSerializationDescriptor](metalperformanceshadersgraph/mpsgraphexecutableserializationdescriptor.md)
- [MPSGraphExecutionDescriptor](metalperformanceshadersgraph/mpsgraphexecutiondescriptor.md)
- [MPSGraphFFTDescriptor](metalperformanceshadersgraph/mpsgraphfftdescriptor.md)
- [MPSGraphGRUDescriptor](metalperformanceshadersgraph/mpsgraphgrudescriptor.md)
- [MPSGraphImToColOpDescriptor](metalperformanceshadersgraph/mpsgraphimtocolopdescriptor.md)