Interactive modelling from sketches using spherical implicit functions

  • Authors:
  • A. Alexe;V. Gaildrat;L. Barthe

  • Affiliations:
  • IRIT - Paul Sabatier University, France;IRIT - Paul Sabatier University, France;IRIT - Paul Sabatier University, France

  • Venue:
  • AFRIGRAPH '04 Proceedings of the 3rd international conference on Computer graphics, virtual reality, visualisation and interaction in Africa
  • Year:
  • 2004

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Abstract

We present an interactive modelling technique, which reconstructs three-dimensional objects from user-drawn two-dimensional strokes. We first extract a skeleton from the 2D contour, and the skeleton is used to define an implicit surface that fits the 2D contour. The reconstructed 3D shape has a natural aspect, it is very smooth and can easily be edited and modified using strokes or performing operations on the skeleton. This method is very accessible for non-specialist users and it allows fast and easy shape prototyping.