AliFMDGeometryBuilder.h

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#ifndef ALIFMDGEOMETRYBUILDER_H
#define ALIFMDGEOMETRYBUILDER_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights
 * reserved. 
 *
 * Latest changes by Christian Holm Christensen <cholm@nbi.dk>
 *
 * See cxx source for full Copyright notice                               
 */
// Builder of FMD geometry. 
// This class takes care of actually building the geometry using the 
// TGeo classes.  Various parameters are fecthed from the
// AliFMDGeometry manager.  
#ifndef ROOT_TTask
# include <TTask.h>
#endif
#ifndef ROOT_TArrayI
# include <TArrayI.h>
#endif
class TGeoVolume;
class TGeoMedium;
class TGeoShape;
class AliFMD;
class AliFMDRing;
class AliFMDDetector;
class AliFMD1;
class AliFMD2;
class AliFMD3;

//____________________________________________________________________
class AliFMDGeometryBuilder : public TTask
{
public:
  AliFMDGeometryBuilder();
  AliFMDGeometryBuilder(Bool_t detailed);
  virtual ~AliFMDGeometryBuilder() {}
  virtual void Exec(Option_t* option="");
  virtual void UseAssembly(Bool_t use=kTRUE) { fUseAssembly = use; }
  virtual void SetDetailed(Bool_t use) { fDetailed = use; }
  Int_t GetSectorOff() const { return fSectorOff; }
  Int_t GetModuleOff() const { return fModuleOff; }
  Int_t GetRingOff() const { return fRingOff; }
  Int_t GetDetectorOff() const { return fDetectorOff; }
protected:
  AliFMDGeometryBuilder(const AliFMDGeometryBuilder& o) 
    : TTask(o),
      fActiveId(o.fActiveId),
      fDetailed(o.fDetailed),
      fUseAssembly(o.fUseAssembly),
      fSectorOff(o.fSectorOff),
      fModuleOff(o.fModuleOff),
      fRingOff(o.fRingOff),
      fDetectorOff(o.fDetectorOff),
      fSi(o.fSi),
      fC(o.fC),
      fAl(o.fAl),
      fPCB(o.fPCB),
      fChip(o.fChip),
      fAir(o.fAir),
      fPlastic(o.fPlastic),
      fCopper(o.fCopper), 
      fSteel(o.fSteel)
  {}
  AliFMDGeometryBuilder& operator=(const AliFMDGeometryBuilder&){return *this;}

  virtual TGeoShape* MakeXTRU(const TObjArray& verticies, Double_t thick) const;
  
  virtual TGeoVolume* RingGeometry(const AliFMDRing* r);

  virtual TGeoShape* HoneycombShape(Int_t id, Char_t ring,
            double r1, double r2, 
            double w, double t, double c=0.3);
  virtual TGeoVolume* TensionBox();
  virtual TGeoVolume* DetectorGeometry(const AliFMDDetector* d, 
               TGeoVolume* motherTop, 
               TGeoVolume* motherBot, 
               Double_t    zmother, 
               TGeoVolume* innerTop, 
               TGeoVolume* innerBot, 
               TGeoVolume* outerTop=0,
               TGeoVolume* outerBot=0);
  virtual TGeoVolume* FMD1Geometry(const AliFMD1* d, 
           TGeoVolume* innerTop,
           TGeoVolume* innerBot);
  virtual TGeoVolume* FMD2Geometry(const AliFMD2* d, 
           TGeoVolume* innerTop, 
           TGeoVolume* innerBot, 
           TGeoVolume* outerTop,
           TGeoVolume* outerBot);
  virtual TGeoVolume* FMD3Geometry(const AliFMD3* d, 
           TGeoVolume* innerTop, 
           TGeoVolume* innerBot, 
           TGeoVolume* outerTop,
           TGeoVolume* outerBot);


  TArrayI     fActiveId;      
  Bool_t      fDetailed;      // Whether to make a detailed simulation 
  Bool_t      fUseAssembly;   // Assembly volumes
  Int_t       fSectorOff;     // Sector offset in volume tree 
  Int_t       fModuleOff;     // Module offset in volume tree
  Int_t       fRingOff;       // Ring offset in the volume tree 
  Int_t       fDetectorOff;   // Detector offfset in the volume tree 

  TGeoMedium* fSi;   
  TGeoMedium* fC;  
  TGeoMedium* fAl;   
  TGeoMedium* fPCB;  
  TGeoMedium* fChip;   
  TGeoMedium* fAir;  
  TGeoMedium* fPlastic;  
  TGeoMedium* fCopper;   
  TGeoMedium* fSteel;  

  static const Char_t* fgkActiveName; // Name of Active volumes
  static const Char_t* fgkSectorName; // Name of Sector volumes
  static const Char_t* fgkStripName;  // Name of Strip volumes
  static const Char_t* fgkSensorName; // Name of Sensor volumes
  static const Char_t* fgkPCBName;  // Name of PCB volumes
  static const Char_t* fgkCuName; // Name of copper volumes
  static const Char_t* fgkChipName; // Name of chip volumes
  static const Char_t* fgkLongLegName;  // Name of LongLeg volumes
  static const Char_t* fgkShortLegName; // Name of ShortLeg volumes
  static const Char_t* fgkFrontVName; // Name of Front volumes
  static const Char_t* fgkBackVName;  // Name of Back volumes
  static const Char_t* fgkRingTopName;  // Name of Top ring volumes
  static const Char_t* fgkRingBotName;  // Name of Bottom ring volumes
  static const Char_t* fgkHCName; // Name of Honeycomb volumes
  static const Char_t* fgkIHCName;  // Name of Inner honeycomb volumes
  static const Char_t* fgkNoseName; // Name of Nose volumes
  static const Char_t* fgkBackName; // Name of Back volumes
  static const Char_t* fgkTopName;  // Name of Back volumes
  static const Char_t* fgkBeamName; // Name of Beam volumes
  static const Char_t* fgkFlangeName; // Name of Flange volumes
  static const Char_t* fgkFMDDCuName;   // Name of FMDD copper volumes
  static const Char_t* fgkFMDDPCBName;  // Name of FMDD PCB volumes 
  static const Char_t* fgkFMDDChipName; // Name of FMDD chip volumes
  static const Char_t* fgkFMDDName;   // Name of FMDD volumes
  static const Char_t* fgkFMDName;  // Name of Half FMD volumes

  ClassDef(AliFMDGeometryBuilder,1)
};

#endif
//____________________________________________________________________
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//