| Jock Mackinlay, Stuart Card, and George Robertson. Rapid controlled movementthrougha virtual 3d workspace.Com- puter Graphics, 24(4):171--176, August 1990. |
....of a more general viewing model currently in wide use is the PHIGS model[6] In addition, a variety of special purpose models such as Blinn s spacecraft flyby transformations [3] have been developed. Issues involved in using the LOOKAT LOOKFROM model to navigate virtual spaces are considered by [16]. In [7] the LOOKAT LOOKFROM model is embedded in a procedural language for specifying camera motions. Much of the work on interactive camera placement in computer graphics has been concerned with direct control of the camera s position and orientation. The problem of developing intuitive ....
Jock Mackinlay, Stuart Card, and George Robertson. Rapid controlled movementthrougha virtual 3d workspace.Com- puter Graphics, 24(4):171--176, August 1990.
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