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BSSRDF 理論と実装 / BSSRDF Theory and Implementation

BSSRDF 理論と実装 / BSSRDF Theory and Implementation

レイトレ合宿4!?のセミナーで使用した資料 + 会場で口頭で話したことをまとめた資料です。
スライドの趣旨:BSSRDFの基礎理論と実装面の話、コードレベルの話は無し。
主な対象者:パストレーシングなどのオフラインレンダリングアルゴリズムの実装経験があり、ある程度慣れている方。

2017/12/8: BSSRDFの基礎的な理論を紹介する記事を書きました。
https://rayspace.xyz/CG/contents/BSSRDF/

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shocker_0x15

August 27, 2016
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  4. ࣮૷Ҋ ᶃ ᶄ ᶅ ᶆ   ग़ࣹҐஔͰ#4%'ΛαϯϓϦϯά /FYU&WFOU&TUJNBUJPO΋͓ͯ͘͠   #5%'͔ͩͬͨͭ444෺࣭ͷ৔߹

    ೖࣹҐஔͷαϯϓϦϯά   ద౰ͳ಺෦ೖࣹํ޲ͷαϯϓϦϯά   ೖࣹҐஔͰ#4%'ͷαϯϓϦϯά /FYU&WFOU&TUJNBUJPO΋͓ͯ͘͠ اΈɿ Λந৅Խ͢Ε͹΄΅طଘͷύετϨʔγϯάͷίʔυͷ·· ͖ͬ͢Γ࣮ͨ͠૷ʹͳΔͷͰ͸ʁ
  5. ࢀߟจݙ n  [David2016] KOERNER, D., NOVÁK, J. AND KUTZ, P.

    AND HABEL, R. AND Jarosz, W. 2016. Subdivision Next-Event Estimation for Path-Traced Subsurface Scattering. Eurographics Symposium on Rendering - Experimental Ideas & Implementations, June. n  [Donner2005] DONNER, C., AND JENSEN, H. W. 2005. Light diffusion in multi- layered translucent materials. ACM Transactions on Graphics (Proceedings of ACM SIGGRAPH 2005) 24, 3 (July), 1032– 1039. n  [Donner2006] CRAIG, S. D. 2006. Towards Realistic Image Synthesis of Scattering Materials. PhD Thesis, University of California San Diego. n  [Jeppe2015] FRISVAD, J. R., HACHISUKA, T., and KJELDSEN, T. K. Directional dipole model for subsurface scattering. ACM Transactions on Graphics 34(1), pp. 5:1-5:12, November 2014. Presented at SIGGRAPH 2015. n  [Jensen2001] JENSEN, H. W., MARSCHNER, S. R., LEVOY, M., AND HANRAHAN, P. 2001. A practical model for subsurface light transport. In Proceedings of ACM SIGGRAPH 2001, 511–518. n  [Jensen2002] JENSEN, H. W., AND BUHLER, J. 2002. A rapid hierarchical rendering technique for translucent materials. ACM Transactions on Graphics (Proceedings of ACM SIGGRAPH 2002) 21, 3 (July), 576–581. n  [King2013] KING, A., KULLA, C., CONTY, A., AND FAJARDO, M., 2013. BSSRDF importance sampling. ACM SIGGRAPH 2013 Talk, July.