RSL Exercices

functions, includes and AOVs

Exercice I write a surface shader that uses a ures-defined function to compute the BRDF
using: a function
Tips:

 
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Exercice II

 put this function in an include file, and use a macro
using: #include and #define
Tips:

 
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Exercice III

 a surface that outputs ambient, diffuse and specular components in separate AOVs
using:  
Tips:

-AOVs stand for Arbitrary Ouput Varialbes are sometimes called Arbs.

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