Multi-resolution sound rendering

  • Authors:
  • M. Wand;W. Straßer

  • Affiliations:
  • WSI, GRIS, University of Tübingen;WSI, GRIS, University of Tübingen

  • Venue:
  • SPBG'04 Proceedings of the First Eurographics conference on Point-Based Graphics
  • Year:
  • 2004

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Abstract

Point-based multi-resolution representations have been used successfully for rendering highly complex three dimensional scenes in real-time. In this paper, we apply this paradigm to sound rendering: A hierarchy of stochastic sample sound sources is used to approximate complex sound environments (containing a large number of sound sources, such as a football stadium), allowing for interactive real-time walkthroughs. Additionally, the proposed technique can be used for observer-dependent auralizations of simple approximations of global sound propagation. Typical applications of the technique are in virtual reality and computer games, especially to complement established output-sensitive algorithms for rendering visual content.