Camera!

P1 is a panoramic view of the current scene. The lower arc with the white dot is the DollyTrack track. The green box on the left is the red danger zone.

P2 is the group camera, which will track the selected number of enemies and automatically control the zoom and movement to ensure that most of the targets are in view.

P3 is the camera that uses DollyTrack, when the player approaches that corner the main camera switches to this camera and operates along a the green track.

P4 shows a global effect where dark corners appear around the player's line of sight, similar to unnoticed areas around a person's vision.

P5 shows an area processing effect where a red filter is added to the field of view when the player enters the green box.