Camera
Where the camera stands and what it is pointed at, how a viewpoint is validated before a run, and how several cameras share one scene.
Camera overview
Placement modes, why coverage is something you author, and what is recorded per frame.
Viewpoint validation
The accept-or-resample loop, every control it tests, and what happens when the retry budget runs out.
Multi-camera
Several cameras on one scene, with the current evidence boundary stated.