Include/EGkBBox3d.h

//----------------------------------------------------------------------------
//  EgalTech 2013-2023
//----------------------------------------------------------------------------
// File : EGkBBox3d.h              Data : 12.05.23          Versione : 2.5e3
// Contenuto : Dichiarazione della classe axis aligned bounding box BBox3d.
//
//
//
// Modifiche : 14.01.13 DS Creazione modulo.
//             17.08.22 DS Aggiunte GetDimX, GetDimY, GetDimZ.
//             12.05.23 DS Aggiunta Overlaps con Box su riferimento.
//
//----------------------------------------------------------------------------

#pragma once

#include "/EgtDev/Include/EGkPoint3d.h"
#include "/EgtDev/Include/EGkFrame3d.h"
#include <vector>

//----------------------- 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 EGK_EXPORT BBox3d
{
   public :
      BBox3d( void)                   // Box vuoto (min > MAX)
         : m_ptMin( +INFINITO, +INFINITO, +INFINITO),
           m_ptMax( -INFINITO, -INFINITO, -INFINITO) {}
      BBox3d( const Point3d& ptP)
         : m_ptMin( ptP), m_ptMax( ptP) {}
      BBox3d( double dX, double dY, double dZ)
         : m_ptMin( dX, dY, dZ), m_ptMax( dX, dY, dZ) {}
      BBox3d( const Point3d& ptCen, double dDelta)
         : m_ptMin( ptCen.x - abs( dDelta), ptCen.y - abs( dDelta), ptCen.z - abs( dDelta)),
           m_ptMax( ptCen.x + abs( dDelta), ptCen.y + abs( dDelta), ptCen.z + abs( dDelta))  {}
      BBox3d( const Point3d& ptCen, double dDeltaX, double dDeltaY, double dDeltaZ)
         : m_ptMin( ptCen.x - abs( dDeltaX), ptCen.y - abs( dDeltaY), ptCen.z - abs( dDeltaZ)),
           m_ptMax( ptCen.x + abs( dDeltaX), ptCen.y + abs( dDeltaY), ptCen.z + abs( dDeltaZ))  {}
      BBox3d( const Point3d& ptP1, const Point3d& ptP2) ;
      BBox3d( double dX1, double dY1, double dZ1, double dX2, double dY2, double dZ2) ;
      void Reset( void)
              { m_ptMin = Point3d( +INFINITO, +INFINITO, +INFINITO) ;
                m_ptMax = Point3d( -INFINITO, -INFINITO, -INFINITO) ; }
      void Set( const Point3d& ptP)
               { m_ptMin = ptP ; m_ptMax = ptP ; }
      void Set( double dX, double dY, double dZ)
              { m_ptMin = Point3d( dX, dY, dZ) ; m_ptMax = m_ptMin ; }
      void Set( const Point3d& ptP1, const Point3d& ptP2) ;
      void Set( double dX1, double dY1, double dZ1, double dX2, double dY2, double dZ2) ;

   public :
      bool IsEmpty( void) const
              { return ( ! IsValid()) ; }
      bool IsSmall( void) const ;
      bool IsSmallXY( void) const ;
      bool IsSmallZ( void) const ;
      bool IsEpsilon( double dToler) const ;
      bool IsEpsilonXY( double dToler) const ;
      bool IsEpsilonZ( double dToler) const ;
      void Add( const Point3d& ptP) ;
      void Add( double dX, double dY, double dZ) ;
      void Add( const BBox3d& b3B) ;
      void Add( const std::vector<Point3d>& vPnt) { for ( const Point3d& pt: vPnt){
                                                         Add( pt) ; }}
      void Expand( double dDelta) ;
      void Expand( double dDeltaX, double dDeltaY, double dDeltaZ) ;
      const Point3d& GetMin( void) const
              { return m_ptMin ; }
      const Point3d& GetMax( void) const
              { return m_ptMax ; }
      bool GetMinMax( Point3d& ptMin, Point3d& ptMax) const ;
      bool GetMinDim( Point3d& ptMin, double& dDimX, double& dDimY, double& dDimZ) const ;
      double GetDimX( void) const ;
      double GetDimY( void) const ;
      double GetDimZ( void) const ;
      bool GetCenterExtent( Point3d& ptCenter, Vector3d& vtExtent) const ;
      bool GetCenter( Point3d& ptCenter) const ;
      bool GetRadius( double& dRad) const ;
      bool GetDiameter( double& dDiam) const ;
      bool Translate( const Vector3d& vtMove) ;
      bool Rotate( const Point3d& ptAx, const Vector3d& vtAx, double dAngDeg) ;
      bool Rotate( const Point3d& ptAx, const Vector3d& vtAx, double dCosAng, double dSinAng) ;
      bool ToGlob( const Frame3d& frRef) ;
      bool ToLoc( const Frame3d& frRef) ;
      bool LocToLoc( const Frame3d& frOri, const Frame3d& frDest) ;
      bool Encloses( const Point3d& ptP) const ;
      bool EnclosesXY( const Point3d& ptP) const ;
      bool Encloses( const BBox3d& b3Box) const ;
      bool EnclosesXY( const BBox3d& b3Box) const ;
      bool Overlaps( const BBox3d& b3Box) const ;
      bool OverlapsXY( const BBox3d& b3Box) const ;
      bool Overlaps( const Frame3d& frBox, const BBox3d& b3Box) const ;
      bool FindIntersection( const BBox3d& b3Box, BBox3d& b3Int) const ;
      bool FindIntersectionXY( const BBox3d& b3Box, BBox3d& b3Int) const ;
      double SqDistFromPoint( const Point3d& ptP) const ;
      double SqDistFromPointXY( const Point3d& ptP) const ;
      double DistFromPoint( const Point3d& ptP) const
              { double dSqDist = SqDistFromPoint( ptP) ;
                if ( dSqDist < EPS_ZERO)
                   return 0 ;
                return sqrt( dSqDist) ; }
      double DistFromPointXY( const Point3d& ptP) const
              { double dSqDist = SqDistFromPointXY( ptP) ;
                if ( dSqDist < EPS_ZERO)
                   return 0 ;
                return sqrt( dSqDist) ; }
      double SqMaxDistFromPoint( const Point3d& ptP) const ;
      double SqMaxDistFromPointXY( const Point3d& ptP) const ;
      double MaxDistFromPoint( const Point3d& ptP) const
              { double dSqDist = SqMaxDistFromPoint( ptP) ;
                if ( dSqDist < EPS_ZERO)
                   return 0 ;
                return sqrt( dSqDist) ; }
      double MaxDistFromPointXY( const Point3d& ptP) const
              { double dSqDist = SqMaxDistFromPointXY( ptP) ;
                if ( dSqDist < EPS_ZERO)
                   return 0 ;
                return sqrt( dSqDist) ; }

   private :
      bool IsValid( void) const ;

   private :
      Point3d m_ptMin ;
      Point3d m_ptMax ;
} ;

//----------------------------------------------------------------------------
//! Restituisce una copia in locale del box passato
//----------------------------------------------------------------------------
inline const BBox3d
GetToLoc( const BBox3d& b3Box, const Frame3d& frRef)
{
   BBox3d b3New = b3Box ;
   b3New.ToLoc( frRef) ;
   return b3New ;
}

//----------------------------------------------------------------------------
//! Restituisce una copia in globale del box passato
//----------------------------------------------------------------------------
inline const BBox3d
GetToGlob( const BBox3d& b3Box, const Frame3d& frRef)
{
   BBox3d b3New = b3Box ;
   b3New.ToGlob( frRef) ;
   return b3New ;
}

//----------------------------------------------------------------------------
//! Restituisce una copia dal primo al secondo riferimento del box passato
//----------------------------------------------------------------------------
inline const BBox3d
GetLocToLoc( const BBox3d& b3Box, const Frame3d& frOri, const Frame3d& frDest)
{
   BBox3d b3New = b3Box ;
   b3New.LocToLoc( frOri, frDest) ;
   return b3New ;
}

//----------------------------------------------------------------------------
inline bool Overlaps( const BBox3d& bbA, const Frame3d& frA, const BBox3d& bbB, const Frame3d& frB)
{
   return bbA.Overlaps( GetToLoc( frB, frA), bbB) ;
}