Dario Sassi
64 lines
2.3 KiB
C++
64 lines
2.3 KiB
C++
//----------------------------------------------------------------------------
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// EgalTech 2013-2014
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//----------------------------------------------------------------------------
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// File : EGkBBox3d.h Data : 14.01.14 Versione : 1.5a4
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// Contenuto : Dichiarazione della classe axis aligned bounding box BBox3d.
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//
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//
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//
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// Modifiche : 14.01.13 DS Creazione modulo.
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//
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//
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//----------------------------------------------------------------------------
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#pragma once
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#include "/EgtDev/Include/EGKPoint3d.h"
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//----------------------- Macro per import/export ----------------------------
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#undef EGK_EXPORT
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#if defined( I_AM_EGK) // da definirsi solo nella DLL
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#define EGK_EXPORT __declspec( dllexport)
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#else
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#define EGK_EXPORT __declspec( dllimport)
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#endif
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//----------------------------------------------------------------------------
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class EGK_EXPORT BBox3d
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{
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public :
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BBox3d( void) // Box vuoto (min > MAX)
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: m_ptMin( +INFINITO, +INFINITO, +INFINITO),
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m_ptMax( -INFINITO, -INFINITO, -INFINITO) {}
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BBox3d( const Point3d ptP)
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: m_ptMin( ptP), m_ptMax( ptP) {}
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BBox3d( const Point3d ptP1, const Point3d ptP2) ;
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void Reset( void)
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{ m_ptMin = Point3d( +INFINITO, +INFINITO, +INFINITO) ;
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m_ptMax = Point3d( -INFINITO, -INFINITO, -INFINITO) ; }
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void Set( const Point3d ptP)
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{ m_ptMin = ptP ; m_ptMax = ptP ; }
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void Set( const Point3d ptP1, const Point3d ptP2) ;
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public :
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void Add( const Point3d& ptP) ;
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void Add( const BBox3d& b3B) ;
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void Expand( double dDelta) ;
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void Expand( double dDeltaX, double dDeltaY, double dDeltaZ) ;
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bool GetMinMax( Point3d& ptMin, Point3d& ptMax) const ;
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bool GetCenterExtent( Point3d& ptCenter, Vector3d& vtExtent) const ;
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bool ToGlob( const Frame3d& frRef) ;
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bool ToLoc( const Frame3d& frRef) ;
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bool Encloses( const Point3d& ptP) const ;
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bool Overlaps( const BBox3d& b3B) const ;
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bool FindIntersection( const BBox3d& b3B, BBox3d& b3Int) const ;
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double SqDistFromPoint( const Point3d& ptP) const ;
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private :
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bool IsValid( void) const ;
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private :
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Point3d m_ptMin ;
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Point3d m_ptMax ;
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} ;
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