Texture management in view dependent application for large 3D terrain visualization

  • Authors:
  • Renato M. Okamoto;Flávio L. de Mello;Claudio Esperança

  • Affiliations:
  • Universidade Federal do Rio de Janeiro (UFRJ), Rio de Janeiro -- RJ -- Brazil;Universidade Federal do Rio de Janeiro (UFRJ), Rio de Janeiro -- RJ -- Brazil;Universidade Federal do Rio de Janeiro (UFRJ), Rio de Janeiro -- RJ -- Brazil

  • Venue:
  • Proceedings of the 2008 Spring simulation multiconference
  • Year:
  • 2008

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Abstract

This paper presents a method for view-dependent texture management into a large terrain 3D visualization system. The proposed system can handle several collections of images, each one subdivided in tiles and stored in a database management system (DBMS). The main contribution of this work is a methodology for managing multi-resolution textures in multiple caching levels (database, main memory and graphics card memory), while making use of coherence between successive frames and combined with frustum culling to generate a visually relevant terrain 3D scene using hardware with limited resources.