---
title: MTLPrimitiveTopologyClass
framework: metal
role: symbol
role_heading: Enumeration
path: metal/mtlprimitivetopologyclass
---

# MTLPrimitiveTopologyClass

The primitive topologies available for rendering.

## Declaration

```swift
enum MTLPrimitiveTopologyClass
```

## Topics

### Topology classes

- [MTLPrimitiveTopologyClass.unspecified](metal/mtlprimitivetopologyclass/unspecified.md)
- [MTLPrimitiveTopologyClass.point](metal/mtlprimitivetopologyclass/point.md)
- [MTLPrimitiveTopologyClass.line](metal/mtlprimitivetopologyclass/line.md)
- [MTLPrimitiveTopologyClass.triangle](metal/mtlprimitivetopologyclass/triangle.md)

### Initializers

- [init(rawValue:)](metal/mtlprimitivetopologyclass/init(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)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Specifying rasterization and visibility state

- [isAlphaToCoverageEnabled](metal/mtlrenderpipelinedescriptor/isalphatocoverageenabled.md)
- [isAlphaToOneEnabled](metal/mtlrenderpipelinedescriptor/isalphatooneenabled.md)
- [isRasterizationEnabled](metal/mtlrenderpipelinedescriptor/israsterizationenabled.md)
- [inputPrimitiveTopology](metal/mtlrenderpipelinedescriptor/inputprimitivetopology.md)
- [rasterSampleCount](metal/mtlrenderpipelinedescriptor/rastersamplecount.md)
- [sampleCount](metal/mtlrenderpipelinedescriptor/samplecount.md)