Primitive.h

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#ifndef Primitive_h
#define Primitive_h

#include "Object.h"
class Material;
class Point;
class Vector;

class Primitive : public Object {
 public:

    Primitive(Material* matl);    
    virtual ~Primitive();

    virtual void preprocess();

    virtual void intersect(HitRecord& hit, const RenderContext& context, const Ray& ray) const = 0;

    virtual void normal(Vector& normal, const RenderContext& context,
                        const Point& hitpos, const Ray& ray, const HitRecord& hit) const = 0;

    virtual void computeUVW(Vector& uvw, const RenderContext& context,
                            const Ray& ray, const HitRecord& hit) const;

 protected:
    Material* matl;

 private:
    Primitive(const Primitive&); 
    Primitive& operator=(const Primitive&); 
};


#endif

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