Improved bi-Laplacian mesh fairing

  • Authors:
  • Robert Schneider;Leif Kobbelt;Hans-Peter Seidel

  • Affiliations:
  • Max-Planck Institute for Computer Science, Saarbrücken, Germany;Max-Planck Institute for Computer Science, Saarbrücken, Germany;Max-Planck Institute for Computer Science, Saarbrücken, Germany

  • Venue:
  • Mathematical Methods for Curves and Surfaces
  • Year:
  • 2001

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Abstract

Algorithms to create fair meshes can be divide d into two categories, depending on whether they are linear or nonlinear. Linear methods have the advantage of being fast, robust and easy to implement, but the results depend highly on the chosen parameterization strategy. Nonlinear methods usually are based on intrinsic surface properties that only depend on the surface geometry and hence lead to surfaces that show high quality fairness and are free from parameterization artifacts. But such methods are considerably slower, more involved to implement, and their convergence depends on the quality of the initial surface that is used in the iterative constructive process. In this paper we present a nonlinear mesh fairing algorithm enabling G1 boundary conditions that lies between the linear and completely intrinsic methods, leading to a construction process that has many advantages of the linear approach while producing a mesh quality that is superior to the results of strictly linear methods.