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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file Sim/Simulation/DepthprobeSimulation.h
//! @brief Defines class DepthprobeSimulation.
//!
//! @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_SIM_SIMULATION_DEPTHPROBESIMULATION_H
#define BORNAGAIN_SIM_SIMULATION_DEPTHPROBESIMULATION_H
#include "Sim/Simulation/ISimulation.h"
class BeamScan;
class IFootprint;
class Scale;
class ScanElement;
extern const int ZDirection_None;
extern const int ZDirection_Reflected;
extern const int ZDirection_Transmitted;
extern const int WaveProperty_Intensity;
extern const int WaveProperty_Modulus;
extern const int WaveProperty_Phase;
//! Simulation of radiation depth profile.
//!
//! Holds an instrument and sample model.
//! Computes radiation intensity as function of incoming glancing angle and penetration depth.
//! Scattered rays are neglected.
//! Only refraction, reflection and attenuation of the incoming beam are accounted for.
class DepthprobeSimulation : public ISimulation {
public:
DepthprobeSimulation(const BeamScan& scan, const Sample& sample, const Scale& zaxis,
int flags = 0);
~DepthprobeSimulation() override;
std::string className() const final { return "DepthprobeSimulation"; }
#ifndef SWIG
const BeamScan* scan() const { return m_scan.get(); }
const Scale& z_axis() const { return *m_z_axis.get(); }
std::vector<const INode*> nodeChildren() const override;
private:
//... Overridden executors:
void initScanElementVector() override;
void runComputation(const ReSample& re_sample, size_t iElement, double weight) override;
//... Overridden getters:
bool force_polarized() const override { return false; }
//! Returns the number of elements this simulation needs to calculate
size_t nElements() const override;
size_t nOutChannels() const override;
Datafield packResult() const override;
//... Model components:
std::unique_ptr<BeamScan> m_scan;
std::unique_ptr<Scale> m_z_axis;
const int m_flags;
//... Caches:
std::vector<ScanElement> m_eles;
#endif // SWIG
};
#endif // BORNAGAIN_SIM_SIMULATION_DEPTHPROBESIMULATION_H
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