Sheared interpolation and gradient estimation for real-time volume rendering

  • Authors:
  • Hanspeter Pfister;Frank Wessels;Arie Kaufman

  • Affiliations:
  • Department of Computer Science, State University of New York at Stony Brook, Stony Brook, NY;Department of Computer Science, State University of New York at Stony Brook, Stony Brook, NY;Department of Computer Science, State University of New York at Stony Brook, Stony Brook, NY

  • Venue:
  • EGGH'94 Proceedings of the Ninth Eurographics conference on Graphics Hardware
  • Year:
  • 1994

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Abstract

In this paper we present a technique for the interactive control and display of static and dynamic 3D datasets. We describe novel ways of tri-linear interpolation and gradient estimation for a real-time volume rendering system, using coherency between rays. We show simulation results that compare the proposed methods to traditional algorithms and present them in the cantezt of Cube-B, a special-purpose architecture capable of rendering 5123 16-bit per voxel datasets at over 20 frames per second.