Chris Wyman, Charles D. Hansen. Penumbra Maps: Approximate Soft Shadows in Real-Time. In Per H. Christensen, Daniel Cohen-Or, Stephen N. Spencer, editors, Proceedings of the 14th Eurographics Workshop on Rendering Techniques, Leuven, Belgium, June 25-27, 2003. Volume 44 of ACM International Conference Proceeding Series, pages 202-207, Eurographics Association, 2003.
@inproceedings{WymanH03, title = {Penumbra Maps: Approximate Soft Shadows in Real-Time}, author = {Chris Wyman and Charles D. Hansen}, year = {2003}, researchr = {https://researchr.org/publication/WymanH03}, cites = {0}, citedby = {0}, pages = {202-207}, booktitle = {Proceedings of the 14th Eurographics Workshop on Rendering Techniques, Leuven, Belgium, June 25-27, 2003}, editor = {Per H. Christensen and Daniel Cohen-Or and Stephen N. Spencer}, volume = {44}, series = {ACM International Conference Proceeding Series}, publisher = {Eurographics Association}, isbn = {3-905673-03-7}, }