celeritas::inp::GaussianRoughness Struct Reference

Approximate the microfacet normal distributions as Gaussian. More...

#include <OpticalPhysics.hh>

Public Member Functions
	operator bool () const

Public Attributes
double	sigma_alpha {0}
	Standard deviation of the microfacet slope distribution.

Detailed Description

Approximate the microfacet normal distributions as Gaussian.

See celeritas::optical::GaussianRoughnessSampler .

Note

This model is used by the "unified" surface model in Geant4.

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The documentation for this struct was generated from the following file:

• OpticalPhysics.hh