Vincent Forest, Loïc Barthe, Mathias Paulin. Realistic Soft Shadows by Penumbra-Wedges Blending. In Michael C. Doggett, Michael Wimmer, editors, Proceedings of the 21st ACM SIGGRAPH/EUROGRAPHICS symposium on Graphics hardware, Vienna, Austria, September 3-4, 2006. pages 39-47, The Eurographics Association, 2006. [doi]
Abstract is missing.