Goal ·ap attributes 290000 facets 3500 facets 。Color 。Normal map Figure 5.2.Appearance-preserving simplification as another application of pa- rameterization:The initial object (left)is decimated to 1.5%of the original size (center).High-resolution geometric details are encoded in a normal map (right) and mapped to the simplified model,thereby preserving the original appearance. (Model courtesy of Cyberware.Image taken from [Hormann et al.07].C2007 ACM,Inc.Included here by permission.)Goal • Map attributes • Color • Normal • ……