Camera rendering and postprocessing

The official Unity documentation concerning camera rendering and postprocessing is comparatively sparse. However, this should not be taken as an indication that there's little to be said on the subject. On the contrary, Unity cameras and objects offer extensive flexibility over how the scene is rendered. These topics fall under the umbrella term of postprocessing. Specifically, this refers to all the additional edits and amendments made to a camera's rendered output that is not included as part of the normal render. This includes blur effects, color adjustments, fish-eye effects, and so on. It should be said here that access to these features is included only in the professional version of Unity and not in the free version. For this reason, free users will not be able to follow along and complete this section. However, for professional version users, there is a wide range of camera-rendering features available, as shown in the following screenshot. This...