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Importance Sampling of Reflections from Hair Fibers Christophe Hery, Ravi Ramamoorthi December 2011 Hair and fur are increasingly important visual features in production rendering, and physically-based light scattering models are now commonly used. In this paper, we enable efficient Monte Carlo rendering of reflections from hair fibers by describing a simple and practical importance sampling strategy for the reflection term in the Marschner hair model. Our ... [more] Available as Pixar Technical Memo #11-07 |