ContourEngine.h

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#ifndef CONTOURENGINE_H
#define CONTOURENGINE_H
 
#include <chrono>
 
#include "ILikelihood.h"
#include "IProfilingStrategy.h"
#include "IContourExtractor.h"
#include "ProfiledLikelihood2D.h"
#include "Profiler.h"
#include "JointDistribution.h"
#include "WithGaussianConstraints.h"
#include "WithFallback.h"
#include "AMSContourExtractor.h"
#include "MnContourExtractor.h"
#include "GaussianMarginal.h"
#include "GaussianCopula.h"
#include "ContourObserver.h"
#include "Profiler.h"
 
enum class ProfilingMethod {
    SLICE,                          
    FREE_PROJECTION,                
    PRIOR_CONSTRAINED_PROJECTION    
};
 
 
enum class ContourAlgorithm {
    AMS,    
    MINUIT  
};
 
struct ContourConfig {
    std::size_t x_id, y_id;                                     
    FitResult fr;                                               
    ProfilingMethod profiling_method;                           
    ContourAlgorithm primary_contour_method;                    
    std::optional<ContourAlgorithm> fallback_contour_method;    
    ProfilerMode profile_backend;                               
 
    ContourProgressCallback on_progress {};                     
};
 
class ContourEngine {
public:
    ContourEngine(std::shared_ptr<ILikelihood> base, const ContourConfig& cfg);
 
    Contour compute_contour(double z, std::array<double, 4> bounds, std::size_t resolution);
 
private:
    std::shared_ptr<JointDistribution> build_constraints_distribution();
 
    std::shared_ptr<IContourExtractor> build_contour_extractor(ContourAlgorithm ca);
 
    ContourConfig cfg;                              
    ProfiledLikelihood2D likelihood;                
    std::shared_ptr<IContourExtractor> extractor;   
};
 
#endif // CONTOURENGINE_H