---
title: "Shader Properties"
url: "https://help.maxon.net/c4d/en-us/Content/html/XSLAVERTEXMAP-ID_SHADERPROPERTIES.html"
section_path: "Material Manager > Classic Materials > Classic material > Channel Shaders > Vertex Map Shader > Shader Properties"
element_id: "XSLAVERTEXMAP"
group_id: "ID_SHADERPROPERTIES"
description: "To assign a Vertex Map or Vertex Color tag, drag & drop the respective tag into this field."
---

## Shader Properties

### Vertex Map

Parameter ID: `SLA_DIRTY_VMAP_OBJECT`

To assign a Vertex Map or Vertex Color tag, drag & drop the respective tag into this field.

### Invert

Parameter ID: `SLA_DIRTY_VMAP_INVERT`

Inverts the Vertex Map color.

### Color Space

Parameter ID: `SLA_DIRTY_VMAP_OCIO_COLORSPACE` · Range: [-2147483648..2147483647]

This menu is only available in conjunction with the OCIO color management system, which can be accessed in the Project Settings menu.\
Here you will find several color spaces from which you can choose in which you can interpret the colors of the assigned Vertex Color tag.