---
title: "VRayUserScalar"
canonical: "https://documentation.chaos.com/space/VMAX/113575347/VRayUserScalar"
format: markdown
---
This page provides information on the User-Defined Scalar Map.

## **Overview**

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## **VRayUserScalar**

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## **Format for the Values of User Properties**

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The text box below the parameters lists possible formats for the value of the user property and how they are interpreted. For example, if you want to use the value of a user property named **mtl_glossiness**, this can be specified as **mtl_glossiness=0.7** on one object and as **mtl_glossiness=0.9** on another.

 

## **Notes**

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- Check the [Using Custom Attributes to Match Proxy and Material](https://docs-chaos.atlassian.net/wiki/spaces/VMAX/pages/113575519) tutorial for further information.