How To Install lightspeed on Ubuntu 20.04
Introduction
In this tutorial we learn how to install lightspeed
on Ubuntu 20.04.
What is lightspeed
lightspeed is:
Light Speed! is an OpenGL-based program which illustrates the effects of special relativity on the appearance of moving objects. When an object accelerates past a few million meters per second, these effects begin to grow noticeable, becoming more and more pronounced as the speed of light is approached. These relativistic effects are viewpoint-dependent, and include shifts in length, object hue, brightness and shape.
The moving object is, by default, a geometric lattice. 3D Studio and LightWave 3D objects may be imported as well. Best of all, the simulator is completely interactive, rendering the exotic distortions in real-time!
There are three methods to install lightspeed
on Ubuntu 20.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install lightspeed Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install lightspeed
using apt-get
by running the following command:
sudo apt-get -y install lightspeed
Install lightspeed Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install lightspeed
using apt
by running the following command:
sudo apt -y install lightspeed
Install lightspeed Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude
using the following command.
sudo aptitude update
After updating apt database, We can install lightspeed
using aptitude
by running the following command:
sudo aptitude -y install lightspeed
How To Uninstall lightspeed on Ubuntu 20.04
To uninstall only the lightspeed
package we can use the following command:
sudo apt-get remove lightspeed
Uninstall lightspeed And Its Dependencies
To uninstall lightspeed
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove lightspeed
Remove lightspeed Configurations and Data
To remove lightspeed
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge lightspeed
Remove lightspeed configuration, data, and all of its dependencies
We can use the following command to remove lightspeed
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge lightspeed
References
Summary
In this tutorial we learn how to install lightspeed
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.