---

Ray.h

/*
  File: Ray.h

  Copyright(C) C. Kotterink, Computed Graphics
*/
#ifndef RAY_H
#define RAY_H

#include<Vertex3.h>
#include<Matrix4.h>

class Ray
{
public:
    Ray() {};

    Ray(const Ray &ray);

    Ray(const Vertex3 origin, const Vertex3 direction);

    const Vertex3 &origin() const { return o; }

    const Vertex3 &direction() const { return d; }

    void setOrigin(const Vertex3 &origin) {
        o = origin;
    }

    void setDirection(const Vertex3 &direction) {
        d = direction;
    }

    void transform(const Matrix4 &M);

    void transformOrigin(const Matrix4 &M) {
        o = M*o;
    }

//private:
    Vertex3 o;

    Vertex3 d;
};
#endif

---

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