“Scattered spherical harmonic approximation for accelerated volume rendering” by Zafar, Åkesson, Roble and Museth

  • ©Nafees Bin Zafar, Johan Åkesson, Douglas (Doug) Roble, and Ken Museth

Conference:


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Title:

    Scattered spherical harmonic approximation for accelerated volume rendering

Session/Category Title:   Skin Deep


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Abstract:


    A method for approximating spherical harmonics by using least-squares fitting, which leads to fast precomputation and efficient storage requirements.

References:


    1. Arikan, O., Forsyth, D. A., and O’Brien, J. F. 2005. Fast and detailed approximate global illumination by irradiance decomposition. ACM Transactions on Graphics 21, 3 (July).
    2. Press, W. H., Teukolsky, S. A., Vetterling, W. T., and Flannery, B. P. 1992. Numerical Recipes in C: The Art of Scientific Computing. Cambridge University Press.
    3. Sloan, P.-P., Kautz, J., and Snyder, J. 2002. Precomputed radiance transfer for real-time rendering in dynamic, low-frequency lighting environments. ACM Transactions on Graphics 21, 3 (July), 527–536.


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