We should always pay attention to Cameras. They are the windows through which our players see our games. In this chapter, we will explore a range of methods for using Cameras to enhance a player's experience.

A Scene can contain multiple cameras. Often, we have one Main Camera (by default, we're given one with a new Scene). For First-Person viewpoint games, we control the position and rotation of the Camera directly, since it acts as our eyes. In Third-Person viewpoint games, our main camera follows an animated 3D character (usually from above, behind, or over the shoulder). It can slowly and smoothly change its position and rotation as if a person were holding the camera and moving to keep us in view.

Perspective Cameras have a triangular pyramid-shaped volume of space in front of them, called a frustrum. Objects inside...