Augmented Reality for Developers

Objects and hierarchy

As shown in the preceding screenshot, the default empty Unity scene consists of a main camera and a single directional light. These are listed in the Hierarchy panel, and depicted in the Scene view panel. Your Scene panel also shows a perspective view of an infinite reference ground plane grid, like a piece of graph paper with nothing on it. The grid spans across the x (red) and z (blue) axes. The y axis (green) is up.

An easy way to remember the Gizmo axis colors is: R-G-B correspond to x-y-z

The Inspector panel shows the details of the currently selected item. Try the following in your Unity editor:

1. Select the Directional Light with your mouse, either from the Hierarchy list or within the scene itself.
2. Look at the ...