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Related Experiment Videos

Caustics mapping: an image-space technique for real-time caustics.

Musawir A Shah1, Jaakko Konttinen, Sumanta Pattanaik

  • 1School of Electrical Engineering and Computer Science, Engineering III, University of Central Florida, Orlando 32816, USA. mali@cs.ucf.edu

IEEE Transactions on Visualization and Computer Graphics
|January 16, 2007
PubMed
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This paper introduces a straightforward method for real-time rendering of caustics using graphics hardware. The technique efficiently generates caustic map textures for realistic lighting effects without complex computations.

Area of Science:

  • Computer Graphics
  • Rendering Techniques
  • Computational Geometry

Background:

  • Real-time rendering of caustics is computationally intensive.
  • Previous methods often require complex geometric tests or precomputation.

Purpose of the Study:

  • To present a simple and practical algorithm for real-time caustic rendering.
  • To avoid expensive geometric tests and precomputation.

Main Methods:

  • The algorithm creates a caustic map texture.
  • It utilizes this texture to render caustics on non-shiny surfaces.
  • The method is similar in concept to shadow mapping.

Main Results:

  • Achieves real-time rendering of caustics.

Related Experiment Videos

  • Avoids ray-object intersection tests and precomputation.
  • Integrates seamlessly with standard rasterization pipelines.

    • Conclusions:

    • The presented technique offers an efficient and practical solution for real-time caustic rendering.
    • It leverages graphics hardware for high performance.
    • This approach simplifies caustics generation in computer graphics applications.