A New Model Used in Technique of Navigating in 3D Virtual Scene Based on Image

In modern time, image navigation is more and more important. It plays an ancillary role in navigation systems. A great number of examples present that it is applied successfully. This paper depicts its application in 3D virtual scene. It is acknowledged the big virtual environment as a maze. According to the mature technology of walking through in a labyrinth, we could achieve our goal. The new model could avoid touching the border and let roamers walk according to one or several right lines.