GPU-Based Distance Map Calculation for Vector Field Haptic Rendering

  • Authors:
  • Alexander Barlit;Matthias Harders

  • Affiliations:
  • ETH Zurich, Switzerland;ETH Zurich, Switzerland

  • Venue:
  • WHC '07 Proceedings of the Second Joint EuroHaptics Conference and Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems
  • Year:
  • 2007

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Abstract

Our current research focuses on haptically assisted fragment reassembly. To this end, we examined vector field methods for handling collisions of complex, non-convex, rigid objects as well as for haptic rendering. A GPUbased approach is used to pre-compute 3D Voronoi cells. Furthermore, inside/outside information, normals and distances to object surfaces are determined on a sample grid.