---
title: Axis3D
framework: spatial
role: symbol
role_heading: Structure
path: spatial/axis3d
---

# Axis3D

Constants that describe an axis.

## Declaration

```swift
struct Axis3D
```

## Topics

### Constants

- [x](spatial/axis3d/x.md)
- [y](spatial/axis3d/y.md)
- [z](spatial/axis3d/z.md)

### Initializers

- [init(_:)](spatial/axis3d/init(_:).md)
- [init(rawValue:)](spatial/axis3d/init(rawvalue:).md)

### Inspecting the axis

- [rawValue](spatial/axis3d/rawvalue.md)

### Default Implementations

- [Decodable Implementations](spatial/axis3d/decodable-implementations.md)
- [Encodable Implementations](spatial/axis3d/encodable-implementations.md)
- [Hashable Implementations](spatial/axis3d/hashable-implementations.md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Copyable](swift/copyable.md)
- [Decodable](swift/decodable.md)
- [Encodable](swift/encodable.md)
- [Equatable](swift/equatable.md)
- [Escapable](swift/escapable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Data structures

- [Vector3D](spatial/vector3d.md)
- [Vector3DFloat](spatial/vector3dfloat.md)