Install libopengl-xscreensaver-perl by entering the following commands in the terminal:
sudo apt update sudo apt install libopengl-xscreensaver-perl
Description:
Perl module for writing OpenGL-based XScreenSaver hacks
OpenGL::XScreenSaver allows you to write OpenGL XScreenSaver hacks in Perl. It prepares the OpenGL library to be used with XScreenSaver. . It provides subroutines to support both preview and full screen mode.
Homepage: https://metacpan.org/release/OpenGL-XScreenSaver/
Version: 0.05-1build4
Section: universe/perl