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224 9. Image-Based Rendering
Figure 9.5. (a) Scanning a model with multiple cameras and light sources, after [11].
(b) Panoramic camera mounted on its side for wide vertical field of view. (c) The
Omnicam with parabolic mirror. (d) A Catadioptric camera derived from the Om-
nicam. (Photograph of the Omnicam and Catadioptric camera courtesy of Professor
Nayar of Columbia University.)
(see Figure 9.5(b)). QuickTime VR can also be used in object movie mode, in
which we look inward at an object rather than outward towards the environ-
ment. To make a QuickTime VR object movie, the camera is moved in an
equatorial orbit round a fixed object whilst