When people that are just getting used to computer graphics see some of the first VR graphics, their first reaction is "Oh no, not polygons!" A friend of mine said this in exasperation, when looking at her first massively multiplayer online role play game. It wasn't as low poly as Money for Nothing, but it was pretty close. Money for Nothing was one of the first music videos that used computer graphics and looked something like this:

Polygons are the best way to present real-time graphics. In this section, we will have to make a few of them! You may already be familiar with Computer Aided (Design/Drafting/Drawing) (CAD) software or Computer Modeling software; or you might be a complete newcomer. There are so many different CAD systems, we are going to use Blender, a freely available/open source CAD system to illustrate some of the important ways to bring interesting objects  into Virtual Reality. 

In this chapter, you will learn: