npr (non-photorealistic rendering) billy davidson cs 395 advanced graphics january 22, 2004
Post on 22-Dec-2015
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Non-photorealistic Rendering
Most computer graphics work strives for photorealism
Other types of depiction can be more expressive or artistic
Depict intrinsic or extrinsic properties?
Depiction
Depiction is the mapping of properties of the scene to properties of the picture
Traditional 3D -> 2D geometric projection is only one possible meaningful mapping
Vision as Inverse Problem
V() = “Visual reaction” function Not invertible due to ambiguity, emotional
factors, etc.