//----------------------------------------------------------------------------
//  EgalTech 2018-2018
//----------------------------------------------------------------------------
// File : EGkDistPointTria.h     Data : 11.12.18        Versione : 1.9l2
// Contenuto : Dichiarazione della classe distanza Punto da Trimesh.
//
//
//
// Modifiche : 06.12.18 LM Creazione modulo.
//
//
//----------------------------------------------------------------------------

#pragma once

#include "/EgtDev/Include/EGkSurfTriMesh.h"

//----------------------- Macro per import/export ----------------------------
#undef EGK_EXPORT
#if defined( I_AM_EGK)            // da definirsi solo nella DLL
   #define EGK_EXPORT __declspec( dllexport)
#else
   #define EGK_EXPORT __declspec( dllimport)
#endif

//----------------------------------------------------------------------------
class DistPointSurfTm
{
   public :
      EGK_EXPORT DistPointSurfTm( const Point3d& ptP, const ISurfTriMesh& tmSurf) ;

   public :
      EGK_EXPORT bool GetDist( double& dDist) ;
      EGK_EXPORT bool IsEpsilon( double dTol)
                       { return ( m_dDist >= 0.  &&  ( m_dDist < EPS_ZERO || m_dDist < dTol)) ; }
      EGK_EXPORT bool IsSmall( void)
                       { return IsEpsilon( EPS_SMALL) ; }
      EGK_EXPORT bool IsZero( void)
                       { return IsEpsilon( EPS_ZERO) ; }
      EGK_EXPORT bool GetMinDistPoint( Point3d& ptMinDistPoint) ;
      EGK_EXPORT bool GetMinDistTriaIndex( int& nMinDistTriaIndex) ;
      EGK_EXPORT bool IsPointInside( void)
                        { return m_bIsInside ; }

   private :
      void Calculate( const Point3d& ptP, const ISurfTriMesh& tmSurf) ;

   private :
      double  m_dDist ;
      Point3d m_ptMinDistPoint ;
      int     m_nMinDistTriaIndex ;
      bool    m_bIsInside ;
} ;