libgl1-mesa-dri software package provides free implementation of the OpenGL API -- DRI modules, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libgl1-mesa-dri
libgl1-mesa-dri is installed in your system.
Make ensure the libgl1-mesa-dri package were installed using the commands given below,
$ sudo dpkg-query -l | grep libgl1-mesa-dri *
You will get with libgl1-mesa-dri package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Libraries |
| Package | libgl1-mesa-dri |
| Version | 10.1.0-4ubuntu5 |
| Description | free implementation of the OpenGL API -- DRI modules |
| Sub Section | libs |