#ifndef HITTABLE_LIST_H
#define HITTABLE_LIST_H

#include <memory>
#include <vector>

#include "bvh.h"
#include "hittable.h"

class Hittable_list : public Hittable {
  public:
    Hittable_list() {}
    Hittable_list(std::shared_ptr<Hittable> object) { add(object); }

    void clear() { objects.clear(); }
    void add(std::shared_ptr<Hittable> object) { objects.push_back(object); }

    virtual bool hit(const Ray& r, double tmin, double tmax, hit_record& rec) const;
    bool bounding_box(double t0, double t1, Aabb& output_box) const;

    Bvh_node generate_bvh(double t0, double t1);

  private:
    std::vector<std::shared_ptr<Hittable>> objects;
};

#endif // HITTABLE_LIST_H