convert a Lightprobe to ft-SSIBL pixelbender plugin

By lesterbanks | Published: June 17, 2010

François Tarlier demonstrates how to convert a light probe into the nine coefficients (spherical harmonics) needed for the Pixel Bender  ft-SSIBL (Screen Space Image Base Lighting) shader for After Effects.

Light probe to 9 spherical harmonics coefficients from François Tarlier on Vimeo.

“In this video I show you how to convert your own light probe (angular map, mirror ball, HDR map, … ) into the 9 coefficients (spherical harmonics) needed for my ft-SSIBL shader in After Effects. This shader is a Screen Space Image Base Lighting for After Effects go to my website for more information : francois-tarlier.com/blog/index.php/2010/06/how-to-convert-a-lightprobe-into-the-9-spherical-harmonics-coefficients“

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