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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file Sample/HardParticle/IProfileRipple.cpp
//! @brief Implements interface ISawtoothRipple.
//!
//! @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/IProfileRipple.h"
#include "Sample/HardParticle/Ripples.h"
#include "Sample/Shape/BoxNet.h"
#include "Sample/Shape/RippleCosineNet.h"
#include "Sample/Shape/RippleSawtoothNet.h"
// ************************************************************************************************
// interface IProfileRipple
// ************************************************************************************************
IProfileRipple::IProfileRipple(const std::vector<double>& PValues)
: IFormfactor(PValues)
, m_length(m_P[0])
, m_width(m_P[1])
, m_height(m_P[2])
{
}
double IProfileRipple::radialExtension() const
{
return (m_width + m_length) / 4.0;
}
complex_t IProfileRipple::formfactor(C3 q) const
{
return factor_x(q.x()) * factor_yz(q.y(), q.z());
}
std::string IProfileRipple::validate() const
{
std::vector<std::string> errs;
requestGt0(errs, m_length, "length");
requestGt0(errs, m_width, "width");
requestGt0(errs, m_height, "height");
if (!errs.empty())
return jointError(errs);
m_validated = true;
return "";
}
// ************************************************************************************************
// interface IProfileRectangularRipple
// ************************************************************************************************
IProfileRectangularRipple::IProfileRectangularRipple(const std::vector<double>& PValues)
: IProfileRipple(PValues)
{
m_shape3D = std::make_unique<BoxNet>(m_length, m_width, m_height);
}
//! Complex form factor.
complex_t IProfileRectangularRipple::factor_yz(complex_t qy, complex_t qz) const
{
return ripples::profile_yz_bar(qy, qz, m_width, m_height);
}
// ************************************************************************************************
// interface ICosineRipple
// ************************************************************************************************
ICosineRipple::ICosineRipple(const std::vector<double>& PValues)
: IProfileRipple(PValues)
{
m_shape3D = std::make_unique<RippleCosineNet>(m_length, m_width, m_height);
}
//! Complex form factor.
complex_t ICosineRipple::factor_yz(complex_t qy, complex_t qz) const
{
return ripples::profile_yz_cosine(qy, qz, m_width, m_height);
}
// ************************************************************************************************
// interface ISawtoothRipple
// ************************************************************************************************
ISawtoothRipple::ISawtoothRipple(const std::vector<double>& PValues)
: IProfileRipple(PValues)
, m_asymmetry(m_P[3])
{
m_shape3D = std::make_unique<RippleSawtoothNet>(m_length, m_width, m_height, m_asymmetry);
}
//! Complex form factor.
complex_t ISawtoothRipple::factor_yz(complex_t qy, complex_t qz) const
{
return ripples::profile_yz_triangular(qy, qz, m_width, m_height, m_asymmetry);
}
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