particles.hpp

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#pragma once
 
#include "particle.hpp"
 
#include <vector>
 
class Particles {
public:
    // functions to make Particles iterable
    std::vector<Particle>::iterator begin();
    std::vector<Particle>::const_iterator begin() const;
    std::vector<Particle>::iterator end();
    std::vector<Particle>::const_iterator end() const;
 
    int size() const;
 
    void add(const Particle& particle);
 
    Particle& operator[](size_t index);
 
    const Particle& operator[](size_t index) const;
 
private:
    std::vector<Particle> particles;
};