---
title: MPSPolygonAccelerationStructure
framework: metalperformanceshaders
role: symbol
role_heading: Class
path: metalperformanceshaders/mpspolygonaccelerationstructure
---

# MPSPolygonAccelerationStructure

## Declaration

```swift
class MPSPolygonAccelerationStructure
```

## Topics

### Instance Properties

- [indexBuffer](metalperformanceshaders/mpspolygonaccelerationstructure/indexbuffer.md)
- [indexBufferOffset](metalperformanceshaders/mpspolygonaccelerationstructure/indexbufferoffset.md)
- [indexType](metalperformanceshaders/mpspolygonaccelerationstructure/indextype.md)
- [maskBuffer](metalperformanceshaders/mpspolygonaccelerationstructure/maskbuffer.md)
- [maskBufferOffset](metalperformanceshaders/mpspolygonaccelerationstructure/maskbufferoffset.md)
- [polygonBuffers](metalperformanceshaders/mpspolygonaccelerationstructure/polygonbuffers.md)
- [polygonCount](metalperformanceshaders/mpspolygonaccelerationstructure/polygoncount.md)
- [polygonType](metalperformanceshaders/mpspolygonaccelerationstructure/polygontype.md)
- [vertexBuffer](metalperformanceshaders/mpspolygonaccelerationstructure/vertexbuffer.md)
- [vertexBufferOffset](metalperformanceshaders/mpspolygonaccelerationstructure/vertexbufferoffset.md)
- [vertexStride](metalperformanceshaders/mpspolygonaccelerationstructure/vertexstride.md)

## Relationships

### Inherits From

- [MPSAccelerationStructure](metalperformanceshaders/mpsaccelerationstructure.md)

### Inherited By

- [MPSQuadrilateralAccelerationStructure](metalperformanceshaders/mpsquadrilateralaccelerationstructure.md)
- [MPSTriangleAccelerationStructure](metalperformanceshaders/mpstriangleaccelerationstructure.md)

### Conforms To

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