Computer graphics lighting: Difference between revisions

Revision as of 19:44, 19 March 2023

Revision as of 21:53, 21 March 2023

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=== Area ===

Area lights are 3D objects which emit light. Whereas point lights and spot lights sources are considered infinitesimally small points, area lights are treated as physical shapes.<ref>{{cite conference |last1=Lagarde |first1=Sebastien |author-link1= |last2=de Rousiers |first2=Charles |author-link2= |date=Summer 2014 |title=Moving Frostbite to Physically Based Rendering 3.0 |url=https://www.ea.com/frostbite/news/moving-frostbite-to-pb |conference=SIGGRAPH |___location= |publisher= |pages= |id= |book-title=}}</ref>. Area light produce softer shadows and more realistic lighting than point lights and spot lights.<ref>{{Cite book |last=Pharr |first=Matt |title=Physically Based Rendering: From Theory to Implementation |last2=Humphreys |first2=Greg |last3=Wenzel |first3=Jakob |publisher=Morgan Kaufmann |year=2016 |isbn=978-0128006450 |edition=3rd |language=English}}</ref>.

=== Ambient ===