Color enhancement for rapid prototyping

  • Authors:
  • P. Cignoni;E. Gobbetti;R. Pintus;R. Scopigno

  • Affiliations:
  • ISTI-CNR Pisa Italy;CRS4 Cagliary, Italy;Sardegna Ricerche, Italy;ISTI-CNR Pisa Italy

  • Venue:
  • VAST'08 Proceedings of the 9th International conference on Virtual Reality, Archaeology and Cultural Heritage
  • Year:
  • 2008

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Abstract

We propose to exploit the color capabilities of recent rapid prototyping hardware devices to enhance the visual appearance of reproduced objects. In particular, by carefully pre-computing surface shading, we are able to counterbalance the sub-surface scattering (SSS) effects that hinder the perception of fine surface details. As a practical result, we are able to reproduce small scale copies of cultural heritage artifacts with an increased readability of the tiniest features and particulars, without requiring manual post-reproduction interventions or hand painting.