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

Integer index of a voxel in a sparse 3D voxel grid.

The voxel center in local grid coordinates is `(index + 0.5) * voxel_size`.

## Rerun datatype
[`IVec3D`](../datatypes/ivec3d.md)


## Arrow datatype
```
FixedSizeList(3 x non-null Int32)
```

## API reference links
 * 🌊 [C++ API docs for `VoxelIndex`](https://ref.rerun.io/docs/cpp/stable/structrerun_1_1components_1_1VoxelIndex.html)
 * 🐍 [Python API docs for `VoxelIndex`](https://ref.rerun.io/docs/python/stable/common/components#rerun.components.VoxelIndex)
 * 🦀 [Rust API docs for `VoxelIndex`](https://docs.rs/rerun/latest/rerun/components/struct.VoxelIndex.html)


## Used by

* [`VoxelGridMap`](../archetypes/voxel_grid_map.md)
