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Subdivision Surface Fitting Using QEM-Based Mesh Simplification and Reconstruction of Approximated B-Spline Surfaces
Hong Kong, China October 03-October 05
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/PCCGA.2000.883942Eighth Pacific Conference on Computer ...
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Shingo Takeuchi, University of Tokyo
Hiromasa Suzuki, University of Tokyo
Fumihiko Kimura, University of Tokyo
Takashi Kanai, Keio University
Kenji Shimada, Carnegie Mellon University
We present a general method for automatically reconstructing a network of B-spline patches based on the Doo-Sabin subdivision surface. This method consists of two parts, surface fitting and surface construction. In surface fitting, mesh simplification based on QEM (Quadric Error Metrics) is used and a control mesh that approximates a Doo-Sabin subdivision surface is constructed. In surface construction, we define a B-spline surface using a surface spline method; and a constructed network of B-spline patches is guaranteed G 1 continuous. In addition, this method has the advantage of enabling the user to select detail levels of the control mesh by utilizing a mesh simplification process.
Index Terms:
Computer Graphics, Geometric Modeling, Subdivision Surface, Surface Fitting, Mesh Simplification
Citation:
Shingo Takeuchi, Hiromasa Suzuki, Fumihiko Kimura, Takashi Kanai, Kenji Shimada, "Subdivision Surface Fitting Using QEM-Based Mesh Simplification and Reconstruction of Approximated B-Spline Surfaces," pg, pp.202, Eighth Pacific Conference on Computer Graphics and Applications (PG''00), 2000
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