“A Surface-based Appearance Model for Pennaceous Feathers” by Padrón-Griffe, Lanza, Jarabo and Muñoz – ACM SIGGRAPH HISTORY ARCHIVES

“A Surface-based Appearance Model for Pennaceous Feathers” by Padrón-Griffe, Lanza, Jarabo and Muñoz

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Title:

    A Surface-based Appearance Model for Pennaceous Feathers

Session/Category Title:   Rendering & Displays


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Abstract:


    We propose a weighted BSDF of the key biological structures of a feather such as the barbs and barbules based on an analytical masking term derived from elliptical-cylinders fibers. Our model accounts for both pigmentation and non iridescent structural coloration approximated by a diffuse medulla inside the barbs.

References:


    [1]
    Jessica Baron, Daljit Singh Dhillon, N. Adam Smith, and Eric Patterson. 2022. Microstructure-based appearance rendering for feathers. Computers & Graphics 102 (2022), 452?459.

    [2]
    Yanyun Chen, Yingqing Xu, Baining Guo, and Heung-Yeung Shum. 2002. Modeling and rendering of realistic feathers. ACM Transactions on Graphics (TOG) 21, 3 (2002), 630?636.

    [3]
    Weizhen Huang, Sebastian Merzbach, Clara Callenberg, Doekele Stavenga, and Matthias Hullin. 2022. Rendering Iridescent Rock Dove Neck Feathers. In ACM SIGGRAPH 2022 Conference Proceedings (Vancouver, BC, Canada) (SIGGRAPH ?22). Association for Computing Machinery, New York, NY, USA, Article 43, 8 pages.

    [4]
    Stephen R. Marschner, Henrik Wann Jensen, Mike Cammarano, Steve Worley, and Pat Hanrahan. 2003. Light scattering from human hair fibers. ACM Trans. Graph. 22, 3 (jul 2003), 780?791. https://doi.org/10.1145/882262.882345

    [5]
    Ling-Qi Yan, Chi-Wei Tseng, Henrik Wann Jensen, and Ravi Ramamoorthi. 2015. Physically-Accurate Fur Reflectance: Modeling, Measurement and Rendering. ACM Trans. Graph. 34, 6, Article 185 (oct 2015), 13 pages.


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