Real-Time Global Illumination in Web-Browsers

dc.contributor.authorBertilsson, Marcus
dc.contributor.authorHesslow, Daniel
dc.contributor.authorJonsson, Niklas
dc.contributor.authorMoos, Simon
dc.contributor.authorPersson, Olle
dc.contributor.authorvon Essen, Hannes
dc.contributor.departmentChalmers tekniska högskola / Institutionen för data- och informationsteknik (Chalmers)sv
dc.contributor.departmentChalmers University of Technology / Department of Computer Science and Engineering (Chalmers)en
dc.date.accessioned2019-07-03T14:55:05Z
dc.date.available2019-07-03T14:55:05Z
dc.date.issued2018
dc.description.abstractGlobal illumination is important for a rendered image to appear realistic. Accurate global illumination can be achieved but most algorithms are very computationally expensive and only suitable for offline rendering where long rendering times can be allowed, and not for real-time rendering where many images every second is needed. We have looked at the limited case of global illumination for certain real-time applications in web-browsers. We present a comparative study of three academic papers that describe algorithms that might be suitable and successfully implemented and adapted them to our context. The results vary in terms of real-time performance, precomputation time and visual fidelity. One algorithm produced results that are not very accurate compared to a reference image but might be visually convincing enough while having the advantage of very high performance and no precomputation. The other two algorithms both produce results of higher fidelity but are generally slower in real-time and require some precomputation. One algorithm requires a couple of seconds at most and the other minutes or even hours depending on the scene. Finally, we conclude that all three techniques are suitable for rendering real-time global illumination, but they have different pros and cons.
dc.identifier.urihttps://hdl.handle.net/20.500.12380/256137
dc.language.isoeng
dc.setspec.uppsokTechnology
dc.subjectData- och informationsvetenskap
dc.subjectComputer and Information Science
dc.titleReal-Time Global Illumination in Web-Browsers
dc.type.degreeExamensarbete för kandidatexamensv
dc.type.degreeBachelor Thesisen
dc.type.uppsokM2
local.programmeSoftware Engineering (300 hp)
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