Abstract
The most fundamental step in any ray tracing program is the ray generation (or "raygen") program that produces the rays themselves. This chapter describes seven essential projections that should be in every toolkit and gives parameterized raygen shader code for each.
This is a preview of subscription content, access via your institution.
Preview
Unable to display preview. Download preview PDF.
Author information
Authors and Affiliations
Editor information
Editors and Affiliations
Rights and permissions
Open Access This chapter is licensed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License (http://creativecommons.org/licenses/by-nc-nd/4.0/), which permits any noncommercial use, sharing, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license and indicate if you modified the licensed material. You do not have permission under this license to share adapted material derived from this chapter or parts of it.
The images or other third party material in this chapter are included in the chapter’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the chapter’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder.
Copyright information
© 2021 NVIDIA
About this chapter
Cite this chapter
McGuire, M., Majercik, Z. (2021). Essential Ray Generation Shaders. 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_3
Download citation
DOI: https://doi.org/10.1007/978-1-4842-7185-8_3
Publisher Name: Apress, Berkeley, CA
Print ISBN: 978-1-4842-7184-1
Online ISBN: 978-1-4842-7185-8
eBook Packages: Professional and Applied ComputingProfessional and Applied Computing (R0)Apress Access Books