Due to the increasing performance and decreasing prices of modern PCs, ambitious three-dimensional graphics can be developed and rendered without expensive graphics workstations. On modern PCs everybody can fly through 3D worlds. The language VRML was developed to define such worlds and to connect them over the internet. In this chapter first the basic language concepts to describe static, 3D objects are introduced. Then different techniques for interaction and animation of such objects are presented.
KeywordsLocal Coordinate System Anchor Node Node Type Static Scene Scene Graph
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