---
name: "xscreensaver-gl-helper"
section: "1"
platform: "linux"
package: "xscreensaver-gl"
version: "5.45+dfsg1-2"
release: "Debian 11 (Bullseye)"
platforms: ["linux"]
url: "https://new.carta.tech/xscreensaver-gl-helper"
---

# xscreensaver-gl-helper(1)

figure out which X visual to use for GL programs

## NAME

xscreensaver-gl-helper - figure out which X visual to use for GL programs

## SYNOPSIS

**xscreensaver-gl-helper** \[-display *host:display.screen*\]

## DESCRIPTION

This program prints the ID of the visual that should be used for proper operation of OpenGL programs.  This program only exists so that the  [**xscreensaver**(1)](/xscreensaver/1.md) daemon does not need to link against the OpenGL library.

## ENVIRONMENT

- **DISPLAY**

  to get the default host, display, and screen number.

## SEE ALSO

**X**(1), [**xdpyinfo**(1)](/xdpyinfo/1.md), **xglinfo**(1), [**glxinfo**(1)](/glxinfo/1.md), **glxdpyinfo**(1), [**xscreensaver**(1)](/xscreensaver/1.md), [**xscreensaver-demo**(1)](/xscreensaver-demo/1.md), [**xscreensaver-command**(1)](/xscreensaver-command/1.md)

## COPYRIGHT

Copyright © 2000 by Jamie Zawinski.  Permission to use, copy, modify,  distribute, and sell this software and its documentation for any purpose is  hereby granted without fee, provided that the above copyright notice appear  in all copies and that both that copyright notice and this permission notice appear in supporting documentation.  No representations are made about the  suitability of this software for any purpose.  It is provided "as is" without express or implied warranty.