ndf Directory Reference

Files
file	beckmann.h [code]
	Implements the Beckman Microfacet Normal Distribution:
file	epd.h [code]
	The Exponential Power Distribution from "A two-scale microfacet reflectance model combining reflection and diffraction", Holzschuch and Pacanowski [2017]: https://doi.org/10.1145/3072959.3073621.
file	ggx.h [code]
	Implements the GGX Microfacet Normal Distribution from: "Microfacet Models for Refraction through Rough Surfaces" [Walter et al. 2007]: http://dx.doi.org/10.2312/EGWR/EGSR07/195-206.
file	low.h [code]
	Implements Low et al.'s Microfacet Normal Distribution from "BRDF models for accurate and efficient rendering of glossy surfaces" [Low 2012]: https://doi.org/10.1145/2077341.2077350.
file	phong.h [code]
	Implements the Phong Microfacet Normal Distribution from: "Microfacet Models for Refraction through Rough Surfaces" [Walter et al. 2007]: http://dx.doi.org/10.2312/EGWR/EGSR07/195-206.
file	sampler.h [code]
	Replace an NDF's sample and pdf method by a data-driven version. Monitors the NDF and update the internal state if required.
file	sgd.h [code]
	Implements the Shifted Gamma Distribution:
file	studentt.h [code]