Efficient substitutes for subdivision surfaces

  • Authors:
  • Tianyun Ni;Ignacio Castaño;Jörg Peters;Jason Mitchell;Philip Schneider;Vivek Verma

  • Affiliations:
  • NVIDIA Corporation;NVIDIA Corporation;University of Florida;Valve;Industrial Light and Magic;Industrial Light and Magic

  • Venue:
  • ACM SIGGRAPH 2009 Courses
  • Year:
  • 2009

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Abstract

Subdivision surfaces provide a compact representation for smooth surfaces that facilitate modeling and animation. They have widespread application in the movie industry, and there's a natural desire to use them also in real-time applications. This course presents theoretical results, implementations, applications, and future research directions. Topics include an introduction to subdivision surfaces, an overview of the surface-evaluation algorithms that are suitable for real-time rendering, implementation of those algorithms on current and next-generation GPUs, and other practical considerations. The course concludes with a section on practical application of these theoretical schemes and GPU implementations to Valve's source game engine and ILM's film production.