IFormFactorPrism.cpp

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// ************************************************************************** //
//
//  BornAgain: simulate and fit scattering at grazing incidence
//
//! @file      Sample/HardParticle/IFormFactorPrism.cpp
//! @brief     Implements class IFormFactorPrism.
//!
//! @homepage  http://www.bornagainproject.org
//! @license   GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors   Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************** //
 
#include "Sample/HardParticle/IFormFactorPrism.h"
#include "Sample/HardParticle/Prism.h"
 
IFormFactorPrism::IFormFactorPrism(const NodeMeta& meta, const std::vector<double>& PValues)
    : IFormFactorBorn(meta, PValues)
{
}
 
IFormFactorPrism::~IFormFactorPrism() = default;
 
void IFormFactorPrism::setPrism(bool symmetry_Ci, const std::vector<kvector_t>& vertices)
{
    pimpl = std::make_unique<Prism>(symmetry_Ci, height(), vertices);
}
 
double IFormFactorPrism::bottomZ(const IRotation& rotation) const
{
    return BottomZ(pimpl->vertices(), rotation);
}
 
double IFormFactorPrism::topZ(const IRotation& rotation) const
{
    return TopZ(pimpl->vertices(), rotation);
}
 
//! Returns the volume of this prism.
double IFormFactorPrism::volume() const
{
    return height() * pimpl->area();
}
 
double IFormFactorPrism::getHeight() const
{
    return height();
}
double IFormFactorPrism::radialExtension() const
{
    return std::sqrt(pimpl->area());
}
 
//! Returns the form factor F(q) of this polyhedron, respecting the offset height/2.
 
complex_t IFormFactorPrism::evaluate_for_q(cvector_t q) const
{
    return pimpl->evaluate_for_q(q);
}