CurveContinuity.h

/********************************************************************/
/* Copyright (c) 2015 DG Technologies Inc. and Yuzi Mizuno          */
/* All rights reserved.                                             */
/********************************************************************/
// CurveContinuity.h

#if !defined( __MGCurveContinuity_H__)
#define __MGCurveContinuity_H__

#include "mg/Unit_vector.h"
#include "mg/Position.h"
class MGCurve;


class MG_DLL_DECLR MGCurveContinuity{
public:
    enum CONTINUITY{
        DISCONT=-1, 
        G0=0,       
        G1,         
        G2,         
    };

    MGCurveContinuity(
        const MGCurve& curve1,
        const MGCurve& curve2
    );

    CONTINUITY get_continuity()const{return m_continuity;};

    const MGPosition& P1()const{return m_P1;};

    const MGPosition& P2()const{return m_P2;};

    double distance()const{return m_dist;};

    const MGUnit_vector& tan1()const{return m_tan1;};

    const MGUnit_vector& tan2()const{return m_tan2;};

    double tandiff()const{return m_tandiff;};

    const MGUnit_vector& normal1()const{return m_normal1;};

    const MGUnit_vector& normal2()const{return m_normal2;};
    
    double normaldiff()const{return m_normaldiff;};

    double curvature1()const{return m_curvature1;};

    double curvature2()const{return m_curvature2;};

private:
    CONTINUITY m_continuity; 

    double m_param1; 
    double m_param2; 

    MGPosition m_P1; 
    MGPosition m_P2; 
    double m_dist; 

    MGUnit_vector m_tan1; 
    MGUnit_vector m_tan2; 
    double m_tandiff; 

    double m_curvature1; 
    double m_curvature2; 
    MGUnit_vector m_normal1; 
    MGUnit_vector m_normal2; 
    double m_normaldiff;
};
 // end of GEORelated group
#endif //__MGCurveContinuity_H__