1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file Sim/Simulation/ScatteringSimulation.h
//! @brief Defines class ScatteringSimulation.
//!
//! @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_SCATTERINGSIMULATION_H
#define BORNAGAIN_SIM_SIMULATION_SCATTERINGSIMULATION_H
#include "Base/Type/OwningVector.h"
#include "Sim/Simulation/ISimulation.h"
class Beam;
class IDetector;
class IShape2D;
class Pixel;
//! GISAS simulation.
//!
//! Holds an instrument and sample model.
//! Computes the scattered intensity as function of 2D detector coordinates.
class ScatteringSimulation : public ISimulation {
public:
ScatteringSimulation(const Beam& beam, const Sample& sample, const IDetector& detector);
~ScatteringSimulation() override;
std::string className() const final { return "ScatteringSimulation"; }
Beam& beam() { return *m_beam; }
IDetector& detector() { return *m_detector; }
void addParameterDistribution(ParameterDistribution::WhichParameter whichParameter,
const IDistribution1D& distribution);
#ifndef SWIG
const Beam& beam() const { return *m_beam; }
const IDetector& detector() const { return *m_detector; }
const IDetector* getDetector() const { return m_detector.get(); }
private:
//... Overridden executors:
void initDistributionHandler() override;
void prepareSimulation() override;
void runComputation(const ReSample& re_sample, size_t iElement, double weight) override;
//... Overridden getters:
bool force_polarized() const override;
//! Returns the number of elements this simulation needs to calculate
size_t nElements() const override;
Datafield packResult() const override;
//... Model components:
std::unique_ptr<Beam> m_beam;
std::unique_ptr<IDetector> m_detector;
//... Caches:
std::vector<size_t> m_active_indices; //!< The sequence of bin indices (unmasked, in ROI)
OwningVector<const Pixel> m_pixels; //!< All unmasked pixels inside ROI.
#endif // SWIG
};
#endif // BORNAGAIN_SIM_SIMULATION_SCATTERINGSIMULATION_H
|
