src/ray.h


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#ifndef RAY_H
#define RAY_H

#include "vec3.h"

class ray
{
public:
  ray() {}
  ray( const point3& origin, const vec3& direction ) : orig( origin ), dir( direction ) {}

  const point3& origin() const;
  const vec3& direction() const;

  point3 at( double t ) const;

private:
  point3 orig {};
  vec3 dir {};
};

#endif