---
title: distance
framework: usd
role: article
role_heading: Article
path: usd/distance
---

# distance

A threshold that measures the user’s proximity to one or more prims.

## Overview

Overview This distance is in stage units (see Encoding Stage Linear Units) and measures from the center of each prim in affectedObjects, to the device’s camera. Declaration uniform double distance = 0.0

## See Also

### Properties

- [info:id](usd/info-id.md)
- [affectedObjects](usd/affectedobjects.md)