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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file Sample/SoftParticle/Gauss.h
//! @brief Defines class GaussSphere.
//!
//! @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)
//
// ************************************************************************************************
#ifndef BORNAGAIN_SAMPLE_SOFTPARTICLE_GAUSS_H
#define BORNAGAIN_SAMPLE_SOFTPARTICLE_GAUSS_H
#include "Sample/Particle/IFormfactor.h"
//! The form factor of a Gaussian sphere.
class GaussSphere : public IFormfactor {
public:
GaussSphere(std::vector<double> P);
GaussSphere(double mean_radius);
#ifndef SWIG
GaussSphere* clone() const override { return new GaussSphere(m_mean_radius); }
#endif // SWIG
std::string className() const final { return "GaussSphere"; }
std::vector<ParaMeta> parDefs() const final { return {{"MeanRadius", "nm"}}; }
double meanRadius() const { return m_mean_radius; }
double radialExtension() const override { return m_mean_radius; }
complex_t formfactor(C3 q) const override;
std::string validate() const override;
bool contains(const R3& position) const override;
private:
const double& m_mean_radius;
void initialize();
};
#endif // BORNAGAIN_SAMPLE_SOFTPARTICLE_GAUSS_H
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