snoopy/include/sphere.h

#pragma once

#include "hittable.h"
#include "vec3.h"

class sphere : public hittable
{
    public:
        sphere() {}
        sphere(point3 centre, double r, std::shared_ptr<material> m) : 
            centre_(centre), 
            radius_(r),
            mat_ptr_(m)
    {};

        virtual bool hit(const ray& r, double t_min, double t_max, hit_record& rec) const;

    private:
        point3                      centre_;
        double                      radius_;
        std::shared_ptr<material>   mat_ptr_;
};