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Krzysztof Narkowicz
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Analytical DFG Term for IBL | Krzysztof Narkowicz
https://knarkowicz.wordpress.com/2014/12/27/analytical-dfg-term-for-ibl/
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lighting
graphics
shader
pbr
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Image-based lighting is an important part of a physically based rendering. Unfortunately straightforward IBL implementation for more complicated lighting models than Phong requires a huge lookup ta…
