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A CAD modeling system for heterogeneous object

  • Xiaojun Wu
  • , Weijun Liu
  • , Michael Yu Wang*
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

A heterogeneous object (HO) modeling system independent of any commercial CAD packages is introduced in this paper. CAD models can be converted into 2D slices with heterogeneous material information for the fabrication of rapid prototyping technique. In this framework, volumetric dataset (VD) is employed to represent the material variations, which lend the flexible manipulability to HO representation, while geometry model is used to describe the shape of an object, which guarantees the accuracy of final HO slices. Two schemes are used to evaluate the composition variations in this system. Ray casting is utilized to visualize the HO volumetric dataset.

Original languageEnglish
Pages (from-to)444-453
Number of pages10
JournalAdvances in Engineering Software
Volume39
Issue number5
DOIs
StatePublished - May 2008
Externally publishedYes

Keywords

  • CAD system
  • Heterogeneous object modeling
  • Volume graphics

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