Pyramid4.h

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//  ************************************************************************************************
//
//  BornAgain: simulate and fit reflection and scattering
//
//! @file      Sample/HardParticle/Pyramid4.h
//! @brief     Defines class Pyramid4
//!
//! @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_HARDPARTICLE_PYRAMID4_H
#define BORNAGAIN_SAMPLE_HARDPARTICLE_PYRAMID4_H
 
#include "Sample/HardParticle/IFormFactorPolyhedron.h"
 
//! A frustum with a quadratic base.
//! @ingroup hardParticle
 
class Pyramid4 : public IFormFactorPolyhedron {
public:
    Pyramid4(double base_edge, double height, double alpha);
#ifndef USER_API
    Pyramid4(std::vector<double> P);
 
    Pyramid4* clone() const override { return new Pyramid4(m_base_edge, m_height, m_alpha); }
    std::string className() const final { return "Pyramid4"; }
    // const auto tooltip = "frustum with quadratic base";
    std::vector<ParaMeta> parDefs() const final
    {
        return {{"BaseEdge", "nm", "base edge length", 0, +INF, 0},
                {"Height", "nm", "height", 0, +INF, 0},
                {"Alpha", "rad", "angle between base and a side face", 0., M_PI, 0}};
    }
 
    double height() const { return m_height; }
    double baseEdge() const { return m_base_edge; }
    double alpha() const { return m_alpha; }
 
private:
    static const ff::PolyhedralTopology topology;
 
    const double& m_base_edge;
    const double& m_height;
    const double& m_alpha;
#endif // USER_API
};
 
#endif // BORNAGAIN_SAMPLE_HARDPARTICLE_PYRAMID4_H