| 摘要 |
A method for avoiding rapid or sudden image rotation in a gravity level ed endoscopic imaging system is disclosed generally comprising the steps of monitoring the attitude of the view vector, specifying a neighborhood of a viewing singularity, relating the view vector attitude to the neighborhood, and providing a certa in image orientation whenever the view vector is within the neighborhood. In some embodiments, the image orientation is the one that existed when the view vector entered the neighborhood, while in some embodiments, the image orientation i s specified by the user. In some embodiments, a warning is issued to the user when the view vector enters the neighborhood. |
