Axioms and variational problems in surface parameterization

  • Authors:
  • Ulrich Clarenz;Nathan Litke;Martin Rumpf

  • Affiliations:
  • Duisburg-Essen University, Lotharstrasse 63-65, 47048 Duisburg, Germany;Caltech, Pasadena, CA 91125, USA;Duisburg-Essen University, Lotharstrasse 63-65, 47048 Duisburg, Germany

  • Venue:
  • Computer Aided Geometric Design
  • Year:
  • 2004

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Abstract

For a surface patch on a smooth, two-dimensional surface in R^3, low-distortion parameterizations are described in terms of minimizers of suitable energy functionals. Appropriate distortion measures are derived from principles of rational mechanics, closely related to the theory of non-linear elasticity. The parameterization can be optimized with respect to the varying importance of conformality, length preservation and area preservation. A finite element discretization is introduced and a constrained Newton method is used to minimize a corresponding discrete energy. Results of the new approach are compared with other recent parameterization methods.