Commit b495baf4 authored by Romain Pacanowski's avatar Romain Pacanowski Committed by Ludovic Courtès

added a link to the addendum

parent ccfa7cce
......@@ -53,6 +53,8 @@ protected: // methods
* Chebychev polynomials can be defined using trigonometric functions:
* \f$ p_i(x) = \cos\left( i \; \mbox{acos}(x) \right)\f$. We use this formulation.
*
* For more details see the addendum on Rational BRDF available at https://hal.inria.fr/hal-00913516
*
* \author Laurent Belcour \<laurent.belcour@umontreal.ca\>
*/
class rational_function_chebychev : public rational_function
......
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