DetectorDescription/ROOTGeo/include/ROOTGeo/EmcROOTGeo.h

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//$id$
/*
 *    2004/11/29   Zhengyun You      Peking University
 *                 Emc Geometry General for EventDisplay
 *
 *    2004/12/11   Zhengyun You      Peking University
 *                 named from EmcGeo to EmcROOTGeo
 *                 inherit from class SubDetectorROOTGeo
 *
 *    2005/04/04   Zhengyun You      Peking University
 *                 Emc End geometry added
 */
 
#ifndef EMC_ROOT_GEO_H
#define EMC_ROOT_GEO_H
 
#include <TGeoNode.h>
#include <TGeoPhysicalNode.h>
#include <TGeoVolume.h>
 
#include "SubDetectorROOTGeo.h"
/**
 * Class EmcGeo contains all of the objects necessary to describe the
 * emc geometry.
 *
 * @author Zhengyun You \URL{mailto:youzy@hep.pku.cn}
 *
 */
 
class EmcROOTGeo : public SubDetectorROOTGeo {
public:
  /// Constructor.
  EmcROOTGeo();
 
  /// Destructor.
  ~EmcROOTGeo();
 
  /// Initialize the instance of ROOTGeo.
  void InitFromGdml( const char* gdmlFile, const char* setupName );
 
  /// Set the pointers to theirs nodes;
  void SetNode();
 
  /// Set default visual attributes;
  void SetDefaultVis();
 
  /// Set all visible;
  void SetAllVisible();
 
  /// Set quater visible;
  void SetQuarterVisible();
 
  /// Set the pointers to the physical nodes;
  void SetPhysicalNode();
 
  /// Get number of part;
  int GetPartNb();
 
  /// Get number of theta on part;
  int GetThetaNb( int part );
 
  /// Get number of phi on part;
  int GetPhiNb( int part );
 
  /// Get Emc volume;
  TGeoVolume* GetVolumeEmc() { return m_Emc; }
 
  /// Get part volume;
  TGeoVolume* GetVolumePart( int part );
 
  /// Get phi volume;
  TGeoVolume* GetVolumePhi( int part, int phi );
 
  /// Get theta volume;
  TGeoVolume* GetVolumeTheta( int part, int phi, int theta );
 
  /// Get crystal volume;
  TGeoVolume* GetVolumeCrystal( int part, int phi, int theta );
 
  /// Get part node;
  TGeoNode* GetPart( int part );
 
  /// Get phi node;
  TGeoNode* GetPhi( int part, int phi );
 
  /// Get theta node;
  TGeoNode* GetTheta( int part, int phi, int theta );
 
  /// Get crystal one;
  TGeoNode* GetCrystal( int part, int phi, int theta );
 
  /// Get crystal physical node;
  TGeoPhysicalNode* GetPhysicalCrystal( int part, int phi, int theta );
 
private:
  static const int m_kPart    = 3;
  static const int m_kPhiBr   = 120;
  static const int m_kThetaBr = 44;
  // static const int m_kPhiEc   = 16;
  // static const int m_kThetaEc = 35;
  int m_kPhiEc;
  int m_kThetaEc;
 
  TGeoVolume* m_Emc;
  TGeoNode*   m_NodeTheta[m_kPart][m_kPhiBr][m_kThetaBr]; // m_kPhiBr > m_kPhiEc, m_kThetaBr >
                                                          // m_kThetaEc
  TGeoPhysicalNode* m_PhysicalCrystal[m_kPart][m_kPhiBr][m_kThetaBr];
 
  // Volume refer to logicalVolume,  only refer to the one exists.
  // Node   refer to physicalVolume, each real theta has a corresponding physical volume,
  // althought they may be the same one. PhysicalNode gives the path combined by physical
  // volume, it's unique for each real theta.
};
 
#endif /* EMC_ROOT_GEO_H */