ProgressBarInterceptor.h

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#pragma once
#include <chrono>
 
#include "particles/Particle.h"
#include "simulation/interceptors/SimulationInterceptor.h"
 
class ProgressBarInterceptor : public SimulationInterceptor {
   public:
    void onSimulationStart(Simulation& simulation) override;
 
    void operator()(size_t iteration, Simulation& simulation) override;
 
    void onSimulationEnd(size_t iteration, Simulation& simulation) override;
 
    explicit operator std::string() const override;
 
    void logSummary(int depth) const override;
 
   private:
    size_t expected_iterations;
    std::chrono::high_resolution_clock::time_point t_start;
    std::chrono::high_resolution_clock::time_point t_end;
    std::chrono::high_resolution_clock::time_point t_prev;
    size_t last_particle_count = 0;
    size_t last_iteration = 0;
    double last_remaining_seconds = 0;
    double last_particle_updates_per_second = 0;
};