"Physically based" in context of rendering means just that the light calculation... | Hacker News

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pandaman on Aug 4, 2018 | parent | context | favorite | on: Filament: Physically-based rendering engine

"Physically based" in context of rendering means just that the light calculations preserve energy of light. So there is such thing actually.

shawn on Aug 4, 2018 | [–]

There is no clear definition, further adding to the confusion.

https://en.wikipedia.org/wiki/Physically_based_rendering

https://marmoset.co/posts/basic-theory-of-physically-based-r...

sometimesijust on Aug 4, 2018 | [–]

That is a description of unbiased rendering.

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