---
title: "Vec3D"
---
<!-- DO NOT EDIT! This file was auto-generated by crates/build/re_types_builder/src/codegen/docs/website.rs -->

A vector in 3D space.


## Arrow datatype
```
FixedSizeList(3 x non-null Float32)
```

## API reference links
 * 🌊 [C++ API docs for `Vec3D`](https://ref.rerun.io/docs/cpp/stable/structrerun_1_1datatypes_1_1Vec3D.html)
 * 🐍 [Python API docs for `Vec3D`](https://ref.rerun.io/docs/python/stable/common/datatypes#rerun.datatypes.Vec3D)
 * 🦀 [Rust API docs for `Vec3D`](https://docs.rs/rerun/latest/rerun/datatypes/struct.Vec3D.html)


## Used by

* [`HalfSize3D`](../components/half_size3d.md)
* [`LineStrip3D`](../components/line_strip3d.md)
* [`Position3D`](../components/position3d.md)
* [`RotationAxisAngle`](../datatypes/rotation_axis_angle.md)
* [`Scale3D`](../components/scale3d.md)
* [`Translation3D`](../components/translation3d.md)
* [`Vector3D`](../components/vector3d.md)
* [`VoxelSize`](../components/voxel_size.md)
