Table of Contents
Simplification of 3D Meshes
Outline
Motivation
Goals
Taxonomy of methods
Mesh Decimation [Schroeder et al 92]
Re-Tiling [Turk 92]
Re-Tiling (con’t)
3D Grid Method [Rossignac-Borrel 93]
Optimization [Hoppe et al 93]
Mesh Optimization
Optimization
Mesh Representation
Energy Function
Minimizing the Energy Function
Optimization for fixed K
Optimization over fixed K
Projection Subproblem
Linear Least Squares Subproblem
Linear Least Squares (con’t)
Optimization over K
Legal move
Evaluation of a legal move
Edge Collapse
Edge split/swap
Results
Results
Results - Segmentation
Progressive Meshes
Additional Goal
PPT Slide
Progressive Mesh
Energy Function
Preserving geometry
Preserving Scalar attributes
Preserving Scalar Attributes
Preserving discontinuity
References
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