Geometric compression of a quadrilateral mesh

  • Authors:
  • Ren Chen;Xiaonan Luo;Hao Xu

  • Affiliations:
  • Institute of Computer Application, Sun Yat-sen University, Guangzhou, 510275, PR China and Key Laboratory of Digital Life, Sun Yat-sen University, Ministry of Education, PR China;Institute of Computer Application, Sun Yat-sen University, Guangzhou, 510275, PR China and Key Laboratory of Digital Life, Sun Yat-sen University, Ministry of Education, PR China;Institute of Computer Application, Sun Yat-sen University, Guangzhou, 510275, PR China and Key Laboratory of Digital Life, Sun Yat-sen University, Ministry of Education, PR China

  • Venue:
  • Computers & Mathematics with Applications
  • Year:
  • 2008

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Abstract

A new progressive compression algorithm for arbitrary topology with highly detailed triangle meshes is proposed in this paper. We firstly parameterize the original triangle mesh to a regular quadrilateral approximation. A wavelet transform is then applied to the approximation to remove a large amount of correlation between neighboring vertices. Finally, we used low cost zerotree coding and subdivision based reconstruction to build a sequence of progressive models. Our method will greatly reduce the cost of transportation with acceptable quality loss as shown in the experimental results.