SpecularMagneticStrategy_v1.h

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//  ************************************************************************************************
//
//  BornAgain: simulate and fit reflection and scattering
//
//! @file      Sample/LegacyRT/SpecularMagneticStrategy_v1.h
//! @brief     Defines class SpecularMagneticStrategy_v1.
//!
//! @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)
//
//  ************************************************************************************************
 
#ifdef SWIG
#error no need to expose this header to Swig
#endif
 
#ifndef USER_API
#ifndef BORNAGAIN_SAMPLE_LEGACYRT_SPECULARMAGNETICSTRATEGY_V1_H
#define BORNAGAIN_SAMPLE_LEGACYRT_SPECULARMAGNETICSTRATEGY_V1_H
 
#include "MatrixRTCoefficients_v1.h"
#include "Sample/Specular/ISpecularStrategy.h"
#include <memory>
#include <vector>
 
class Slice;
 
//! Implements the matrix formalism for the calculation of wave amplitudes of
//! the coherent wave solution in a multilayer with magnetization.
//! @ingroup algorithms_internal
 
class SpecularMagneticStrategy_v1 : public ISpecularStrategy {
public:
    // TODO remove once external test code is not needed anmyore
    // for the moment i need them!
    using coefficient_type = MatrixRTCoefficients_v1;
    using coefficient_pointer_type = std::unique_ptr<const coefficient_type>;
    using coeffs_t = std::vector<coefficient_pointer_type>;
 
    //! Computes refraction angle reflection/transmission coefficients
    //! for given sliced multilayer and wavevector k
    ISpecularStrategy::coeffs_t Execute(const std::vector<Slice>& slices, const kvector_t& k) const;
 
    ISpecularStrategy::coeffs_t Execute(const std::vector<Slice>& slices,
                                        const std::vector<complex_t>& kz) const;
 
    virtual std::variant<complex_t, Eigen::Matrix2cd>
    computeTopLayerR(const std::vector<Slice>& slices,
                     const std::vector<complex_t>& kz) const override;
 
}; // class SpecularMagneticStrategy_v1
 
#endif // BORNAGAIN_SAMPLE_LEGACYRT_SPECULARMAGNETICSTRATEGY_V1_H
#endif // USER_API