Triangle.h

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/* $Id: Triangle.h,v 1.2 2002/11/05 14:31:15 anonymous Exp $ */

#ifndef __TRIANGLE_H
#define __TRIANGLE_H

#include <esg/geometry/Polygon.h>

namespace esg {

class OGSCENE_EXPORT Triangle : public Polygon {
public:
        Triangle () {}
        
        Triangle (const Vector3  v[3],
                  const Vector3  n[3],
                  const Vector2  u[3])
            : Polygon(v, n, u, 3) {}

        Triangle (const Vector3  v[3],
                  const Vector3  n[3],
                  const Vector2  u[3],
                  const Vector3& no,
                  bool           f)
            : Polygon(v, n, u, 3, no, f) {}

        Geometry* clone (const Matrix4* pTrMat) const;

        virtual void randomSample (int mask, PointEnv& pe, double* pdf);
};

}; // namespace

#endif // __TRIANGLE_H

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