3D Geometric Graphics, Part II
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Second level
Third level
Fourth level
Fifth level
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Thanks—were overwhelmingly positive
Biggest concern seemed to be D vs B. course structured to cover wide range of fields, concepts and vocab up front (part we are just ending). Next part is “applications”—get to go into more depth in sepcific areas, find out how these concetps can come together in real world situations.
Blinn, Lambert—these are n’t some kind of real-world plastics—these are people who developed algorithms for the types of lighting shown.
These all fast—real time now (although to when I started doing 3D!)--wireframe
http://www.tjhsst.edu/~dhyatt/superap/povray.html
Radiosity: http://www.cs.wisc.edu/~schenney/courses/cs779-s2003/assignments/assignment2/
Turner Whitted creates a general ray tracing paradigm which incorporates reflection, refraction, antialiasing, and shadows (1980). Bell Labs (image is from this paper)
In addition to “light rays” sends out shadow rays
Can not only send out multiple types of rays—but can send secondary and tertiary groups of rays—get more complex reflections and refractions… usefulness diminishes quickly (fortunately)
Not just multiple reflection—sophisticated modeling of materials—dispersion in a faceted lead crystal
Real Ronchamps Chapel by Corbusier is upper left, radiosity rendering is lower right