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Hacking the Shadow Terminator

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Ray Tracing Gems II
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Abstract

Using ray tracing for shadows is a great method to get accurate direct illumination: precise hard shadows throughout the scene at all scales, and beautiful penumbras from soft box light sources. However, there is a long-standing and well-known issue: the terminator problem.

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Hanika, J. (2021). Hacking the Shadow Terminator. In: Marrs, A., Shirley, P., Wald, I. (eds) Ray Tracing Gems II. Apress, Berkeley, CA. https://doi.org/10.1007/978-1-4842-7185-8_4

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