the projection used for the camera
orient the camera in the direction of a point
orient the camera in the direction of an entity
gets the underlying camera object (used internally)
gets the Y-field-of-view in radians
sets the Y-field-of-view in radians
gets the projection type
sets the projection type
gets the direction that is up relative to this camera
sets the direction that is up relative to this camera
represents a camera for a 3D scene