Building the atmosphere – Skyboxes and Fog

Now the base of our world is created. Let's add some effects to make the game more visually appealing.

The first part of creating the atmosphere is to add something to the sky. Now, in Unity 5, we are given a Skybox by default, but we will be using one of our own that's provided by UFPS. Skybox is a method of creating backgrounds to make the area seem bigger than it really is by putting an image in the areas that are currently being filled with the light blue color, staying still while we move just like the sky doesn't move when we go around because it's so far away.

The reason we say Skybox is because we save six textures (one for each side of a cube). Game engines such as unreal have skydomes that do the same thing just with a hemisphere instead of a cube:

1. To modify the skybox, we can go to Window | Lighting. Once in there, click on the Scene button to look at the lighting properties of the current scene.

2. In the Project tab, click on the search bar...