Plane.h

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#ifndef Plane_h
#define Plane_h

#include "Vector.h"
#include "Primitive.h"
class HitRecord;
class Point;
class RenderContext;

class Plane : public Primitive {
 public:
  Plane(Material* material, const Vector& n, const Point& point);
  virtual ~Plane();

  virtual void getBounds(BoundingBox& bbox) const;
  virtual void intersect(HitRecord& hit, const RenderContext& context, const Ray& ray) const;
  virtual void normal(Vector& normal, const RenderContext& context,
                      const Point & hitpos, const Ray& ray, const HitRecord& hit) const;

  void normal(Vector &normal);
 private:
  Plane(const Plane&);
  Plane& operator=(const Plane&);

  Vector n;
  double d;
};

#endif

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