---
title: MTLIntersectionFunctionDescriptor
framework: metal
role: symbol
role_heading: Class
path: metal/mtlintersectionfunctiondescriptor
---

# MTLIntersectionFunctionDescriptor

A description of an intersection function that performs an intersection test.

## Declaration

```swift
class MTLIntersectionFunctionDescriptor
```

## Overview

Overview This class doesn’t add any additional API over its parent class.

## Relationships

### Inherits From

- [MTLFunctionDescriptor](metal/mtlfunctiondescriptor.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

### Intersection function tables

- [MTLIntersectionFunctionTable](metal/mtlintersectionfunctiontable.md)
- [MTLIntersectionFunctionTableDescriptor](metal/mtlintersectionfunctiontabledescriptor.md)
- [MTLIntersectionFunctionSignature](metal/mtlintersectionfunctionsignature.md)
- [MTLIntersectionFunctionBufferArguments](metal/mtlintersectionfunctionbufferarguments.md)