“Sampling procedural shaders using affine arithmetic”

  • ©Wolfgang Heidrich, Philipp Slusallek, and Hans-Peter Seidel

Conference:


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Interest Area:


    Technical

Title:

    Sampling procedural shaders using affine arithmetic

Session/Category Title:   Diaplay Tools


Presenter(s)/Author(s):



Abstract:


    By evaluating procedural shaders with affine arithmetic instead of normal floating-point arithmetic, it is possible to obtain tight, conservative error bounds for area samples of the shader.

References:


    1 J. L. D. Comba and J. Stolfi. Affine Arithmetic and its Applications to Computer Graphics, In Anais do VII Sibgrapi, pages 9-18, 1993.
    2 L. H. Figueiredo and J. Stolfi. Adaptive Enumeration of Implicit Surfaces with Affine Arithmetic, Computer Graphics Forum, 15(5):287—296, 1996.
    3 W. Heidrich, Ph. Slusallek, and H.-P. Seidel. Sampling of Procedural Shaders Using Affine Arithmetic, Technical Report TR-1 1-1996, University of Erlangen Computer Graphics Group, 1996.


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