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IPVolume_predicates.h

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// $Id: IPVolume_predicates.h,v 1.7 2007/01/17 12:10:12 cattanem Exp $ 
// ============================================================================
#ifndef     DETDESC_IPVOLUME_PREDICATES_H
#define     DETDESC_IPVOLUME_PREDICATES_H
// STD & STL 
#include <iostream>
#include <functional>
// Geometry definitions 
#include "GaudiKernel/Point3DTypes.h"
#include "GaudiKernel/Transform3DTypes.h"
// DetDesc 
#include "DetDesc/IPVolume.h"
#include "DetDesc/ILVolume.h"

class IPVolume_isInside: 
  public std::unary_function<const IPVolume*,bool>
{
public:
  explicit IPVolume_isInside( const Gaudi::XYZPoint& PointInMotherFrame ) 
    : m_point( PointInMotherFrame ){};
  inline bool operator() (  const IPVolume*  pv ) const 
  { return ( ( 0 == pv ) ? false : pv->isInside( m_point ) ) ; }
 private:
  const Gaudi::XYZPoint m_point;
};


class IPVolume_byName: 
  std::unary_function<const IPVolume*,bool>
{
 public:
  explicit IPVolume_byName( const std::string& Name ) 
    : m_name( Name ){};
  inline bool operator() (  const IPVolume*  pv )  const 
  { return ( ( 0 == pv ) ? false : ( pv->name() == m_name) ) ; }
private:
  std::string m_name;  
};

class IPVolume_accumulateMatrix: 
  public std::unary_function<const IPVolume*,Gaudi::Transform3D&>
{
public: 
  //
  inline Gaudi::Transform3D& operator() 
    ( Gaudi::Transform3D&  mtrx , const  IPVolume* pv   ) 
  { mtrx = pv->matrix()*mtrx; return mtrx; }
  //
}; 


class IPVolume_fromReplica:  
  public std::unary_function<ILVolume::ReplicaType,const IPVolume*>
{
public: 
  IPVolume_fromReplica( const ILVolume* LV ) 
    : m_lv ( LV ) {};
  
  inline const IPVolume* operator() 
    ( const ILVolume::ReplicaType& replica ) const  
  {
    if( 0 == m_lv ) {            return 0 ; }  
    const IPVolume* pv = (*m_lv)[replica]; 
    if( 0 == pv   ) { m_lv = 0 ; return 0 ; } 
    m_lv = pv->lvolume(); 
    return pv; 
  }
private:
  
  mutable const ILVolume* m_lv;
  
}; 

// ============================================================================
#endif  
// ============================================================================

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