GISASSpecularContribution Class Reference

Description

Computes the specular signal in the bin where q_parallel = 0. Used by DWBAComputation.

Definition at line 27 of file GISASSpecularContribution.h.

Public Member Functions
	GISASSpecularContribution ()=default
void	compute (DiffuseElement &ele) const

Constructor & Destructor Documentation

GISASSpecularContribution()

GISASSpecularContribution::GISASSpecularContribution ( )

default

Member Function Documentation

compute()

void GISASSpecularContribution::compute

(

DiffuseElement &

ele

)

const

Definition at line 20 of file GISASSpecularContribution.cpp.

{
    if (!ele.isSpecular())
        return;
 
    const auto* flux = dynamic_cast<const ScalarFlux*>(ele.fluxIn(0));
    ASSERT(flux);
    complex_t R = flux->getScalarR();
 
    double sin_alpha_i = std::abs(std::sin(ele.alphaI()));
    if (sin_alpha_i == 0.0) {
        ele.setIntensity(0);
        return;
    }
    const double solid_angle = ele.solidAngle();
    if (solid_angle <= 0.0)
        return;
    const double intensity = std::norm(R) * sin_alpha_i / solid_angle;
    ele.setIntensity(intensity);
}

References DiffuseElement::alphaI(), ASSERT, DiffuseElement::fluxIn(), DiffuseElement::isSpecular(), TMath::R(), DiffuseElement::setIntensity(), and DiffuseElement::solidAngle().

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The documentation for this class was generated from the following files:

• /home/build/builds/o5h8MZZm/0/mlz/bornagain/Sim/Contrib/GISASSpecularContribution.h
• /home/build/builds/o5h8MZZm/0/mlz/bornagain/Sim/Contrib/GISASSpecularContribution.cpp