#ifndef ALIPHOSGEOMETRY_H #define ALIPHOSGEOMETRY_H /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * * See cxx source for full Copyright notice */ /* $Id$ */ //_________________________________________________________________________ // Geometry class for PHOS : singleton // PHOS consists of the electromagnetic calorimeter (EMCA) // and a charged particle veto either in the Subatech's version (PPSD) // or in the IHEP's one (CPV). // The EMCA/PPSD/CPV modules are parametrized so that any configuration // can be easily implemented // The title is used to identify the version of CPV used. // //*-- Author: Yves Schutz (SUBATECH) #include // --- ROOT system --- #include "TNamed.h" #include "TString.h" #include "TObjArray.h" #include "TVector3.h" // --- AliRoot header files --- #include "AliGeometry.h" #include "AliPHOSEMCAGeometry.h" #include "AliPHOSCPVGeometry.h" #include "AliPHOSPPSDGeometry.h" #include "AliPHOSRecPoint.h" class AliPHOSGeometry : public AliGeometry { public: AliPHOSGeometry() { // default ctor // must be kept public for root persistency purposes, but should never be called by the outside world fPHOSAngle = 0 ; } ; AliPHOSGeometry(const AliPHOSGeometry & geom) { // cpy ctor requested by Coding Convention but not yet needed assert(0==1) ; } virtual ~AliPHOSGeometry(void) ; static AliPHOSGeometry * GetInstance(const Text_t* name, const Text_t* title="") ; static AliPHOSGeometry * GetInstance() ; virtual void GetGlobal(const AliRecPoint* RecPoint, TVector3 & gpos, TMatrix & gmat) const ; virtual void GetGlobal(const AliRecPoint* RecPoint, TVector3 & gpos) const ; AliPHOSGeometry & operator = (const AliPHOSGeometry & rvalue) const { // assignement operator requested by coding convention but not needed assert(0==1) ; return *(GetInstance()) ; } // General static TString Degre(void) { // a global for degree (deg) return TString("deg") ; } static TString Radian(void) { // a global for radian (rad) return TString("rad") ; } Bool_t AbsToRelNumbering(const Int_t AbsId, Int_t * RelId) ; // converts the absolute PHOS numbering to a relative void EmcModuleCoverage(const Int_t m, Double_t & tm, Double_t & tM, Double_t & pm, Double_t & pM, Option_t * opt = Radian() ); // calculates the angular coverage in theta and phi of a EMC module void EmcXtalCoverage(Double_t & theta, Double_t & phi, Option_t * opt = Radian() ) ; // calculates the angular coverage in theta and phi of a // single crystal in a EMC module void ImpactOnEmc(const Double_t theta, const Double_t phi, Int_t & ModuleNumber, Double_t & x, Double_t & z) ; // calculates the impact coordinates of a neutral particle // emitted in direction theta and phi in ALICE void RelPosInModule(const Int_t * RelId, Float_t & y, Float_t & z) ; // gets the position of element (pad or Xtal) relative to // center of PHOS module void RelPosInAlice(const Int_t AbsId, TVector3 & pos) ; // gets the position of element (pad or Xtal) relative to // Alice Bool_t RelToAbsNumbering(const Int_t * RelId, Int_t & AbsId) ; // converts the absolute PHOS numbering to a relative Bool_t IsInitialized(void) const { return fgInit ; } // Return general PHOS parameters Int_t GetNModules(void) const { return fNModules ; } Float_t GetPHOSAngle(Int_t index) const { return fPHOSAngle[index-1] ; } // Return EMCA geometrical parameters Float_t GetOuterBoxSize(Int_t index) const { return fGeometryEMCA->GetOuterBoxSize(index); } Float_t GetAirFilledBoxSize(Int_t index) const { return fGeometryEMCA->GetAirFilledBoxSize(index) ; } Float_t GetCrystalHolderThickness(void) const { return fGeometryEMCA->GetCrystalHolderThickness() ; } Float_t GetCrystalSize(Int_t index) const { return fGeometryEMCA->GetCrystalSize(index) ; } Float_t GetCrystalSupportHeight(void) const { return fGeometryEMCA->GetCrystalSupportHeight() ; } Float_t GetCrystalWrapThickness(void) const { return fGeometryEMCA->GetCrystalWrapThickness() ; } Float_t GetGapBetweenCrystals(void) const { return fGeometryEMCA->GetGapBetweenCrystals() ; } Float_t GetIPtoCrystalSurface(void) const { return fGeometryEMCA->GetIPtoCrystalSurface() ; } Float_t GetIPtoOuterCoverDistance(void) const { return fGeometryEMCA->GetIPtoOuterCoverDistance() ; } Float_t GetLowerThermoPlateThickness(void) const { return fGeometryEMCA->GetLowerThermoPlateThickness() ; } Float_t GetLowerTextolitPlateThickness(void) const { return fGeometryEMCA->GetLowerTextolitPlateThickness() ; } Float_t GetModuleBoxThickness(void) const { return fGeometryEMCA->GetModuleBoxThickness() ; } Int_t GetNPhi(void) const { return fGeometryEMCA->GetNPhi() ; } Int_t GetNZ(void) const { return fGeometryEMCA->GetNZ() ; } Float_t GetOuterBoxThickness(Int_t index) const { return fGeometryEMCA->GetOuterBoxThickness(index) ; } Float_t GetPinDiodeSize(Int_t index) const { return fGeometryEMCA->GetPinDiodeSize(index) ; } Float_t GetSecondUpperPlateThickness(void) const { return fGeometryEMCA->GetSecondUpperPlateThickness() ; } Float_t GetSupportPlateThickness(void) const { return fGeometryEMCA->GetSupportPlateThickness() ; } Float_t GetTextolitBoxSize(Int_t index) const { return fGeometryEMCA->GetTextolitBoxSize(index) ; } Float_t GetTextolitBoxThickness(Int_t index) const { return fGeometryEMCA->GetTextolitBoxThickness(index); } Float_t GetUpperPlateThickness(void) const { return fGeometryEMCA->GetUpperPlateThickness() ; } Float_t GetUpperCoolingPlateThickness(void) const { return fGeometryEMCA->GetUpperCoolingPlateThickness() ; } // Return PPSD geometrical parameters Float_t GetAnodeThickness(void) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetAnodeThickness(); } Float_t GetAvalancheGap(void) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetAvalancheGap(); } Float_t GetCathodeThickness(void) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetCathodeThickness(); } Float_t GetCompositeThickness(void) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetCompositeThickness(); } Float_t GetConversionGap(void) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetConversionGap(); } Float_t GetLeadConverterThickness(void) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetLeadConverterThickness(); } Float_t GetLeadToMicro2Gap(void) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetLeadToMicro2Gap(); } Float_t GetLidThickness(void) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetLidThickness(); } Float_t GetMicromegas1Thickness(void) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetMicromegas1Thickness(); } Float_t GetMicromegas2Thickness(void) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetMicromegas2Thickness(); } Float_t GetMicromegasWallThickness(void) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetMicromegasWallThickness();} Float_t GetMicro1ToLeadGap(void) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetMicro1ToLeadGap(); } Float_t GetPCThickness(void) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetPCThickness(); } Float_t GetPhiDisplacement(void) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetPhiDisplacement(); } Float_t GetPPSDModuleSize(Int_t index) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetPPSDModuleSize(index); } Float_t GetZDisplacement(void) const { return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetZDisplacement(); } // Return CPV geometrical parameters Bool_t IsLeadConverterExists(void) const { return ((AliPHOSCPVGeometry*) fGeometryCPV)->IsLeadConverterExists(); } Float_t GetCPVActiveSize(Int_t index) const { return ((AliPHOSCPVGeometry*) fGeometryCPV)->GetCPVActiveSize(index); } Int_t GetNumberOfCPVChipsPhi(void) const { return ((AliPHOSCPVGeometry*) fGeometryCPV)->GetNumberOfCPVChipsPhi(); } Int_t GetNumberOfCPVChipsZ(void) const { return ((AliPHOSCPVGeometry*) fGeometryCPV)->GetNumberOfCPVChipsZ(); } Float_t GetGassiplexChipSize(Int_t index) const { return ((AliPHOSCPVGeometry*) fGeometryCPV)->GetGassiplexChipSize(index); } Float_t GetCPVGasThickness(void) const { return ((AliPHOSCPVGeometry*) fGeometryCPV)->GetCPVGasThickness(); } Float_t GetCPVTextoliteThickness(void) const { return ((AliPHOSCPVGeometry*) fGeometryCPV)->GetCPVTextoliteThickness(); } Float_t GetCPVCuNiFoilThickness(void) const { return ((AliPHOSCPVGeometry*) fGeometryCPV)->GetCPVCuNiFoilThickness(); } Float_t GetFTPosition(Int_t index) const { return ((AliPHOSCPVGeometry*) fGeometryCPV)->GetFTPosition(index); } Float_t GetCPVFrameSize(Int_t index) const { return ((AliPHOSCPVGeometry*) fGeometryCPV)->GetCPVFrameSize(index); } // Common PPSD and CPV parameters Int_t GetNumberOfCPVLayers(void) const { if (strcmp(fName,"GPS2")==0) return 2; else if (strcmp(fName,"IHEP")==0) return ((AliPHOSCPVGeometry*) fGeometryCPV)->GetNumberOfCPVLayers(); else return 0; } Float_t GetCPVBoxSize(Int_t index) const { if (strcmp(fName,"GPS2")==0) return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetCPVBoxSize(index); else if (strcmp(fName,"IHEP")==0) return ((AliPHOSCPVGeometry* ) fGeometryCPV)->GetCPVBoxSize(index); else return 0; } Int_t GetNumberOfModulesPhi(void) const { if (strcmp(fName,"GPS2")==0) return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetNumberOfModulesPhi(); else if (strcmp(fName,"IHEP")==0) return 1; else return 0; } Int_t GetNumberOfModulesZ(void) const { if (strcmp(fName,"GPS2")==0) return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetNumberOfModulesZ(); else if (strcmp(fName,"IHEP")==0) return 1; else return 0; } Int_t GetNumberOfPadsPhi(void) const { if (strcmp(fName,"GPS2")==0) return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetNumberOfPadsPhi(); else if (strcmp(fName,"IHEP")==0) return ((AliPHOSCPVGeometry* ) fGeometryCPV)->GetNumberOfCPVPadsPhi(); else return 0; } Int_t GetNumberOfPadsZ(void) const { if (strcmp(fName,"GPS2")==0) return ((AliPHOSPPSDGeometry*) fGeometryCPV)->GetNumberOfPadsZ(); else if (strcmp(fName,"IHEP")==0) return ((AliPHOSCPVGeometry* ) fGeometryCPV)->GetNumberOfCPVPadsZ(); else return 0; } Float_t GetPadSizePhi(void) const { if (strcmp(fName,"GPS2")==0) return GetPPSDModuleSize(0) / GetNumberOfPadsPhi(); else if (strcmp(fName,"IHEP")==0) return ((AliPHOSCPVGeometry*) fGeometryCPV)->GetCPVPadSizePhi(); else return 0; } Float_t GetPadSizeZ(void) const { if (strcmp(fName,"GPS2")==0) return GetPPSDModuleSize(2) / GetNumberOfPadsZ(); else if (strcmp(fName,"IHEP")==0) return ((AliPHOSCPVGeometry*) fGeometryCPV)->GetCPVPadSizeZ(); else return 0; } // Mixed EMCA and PPSD parameters Float_t GetIPtoPpsdUp(void) const { return (GetIPtoOuterCoverDistance() - GetCPVBoxSize(1) + GetPPSDModuleSize(1)/2 ); } Float_t GetIPtoTopLidDistance(void) const { return GetIPtoOuterCoverDistance() - GetCPVBoxSize(1) - 1. ; } Float_t GetIPtoPpsdLow(void) const { return (GetIPtoOuterCoverDistance() - GetPPSDModuleSize(1)/2 ); } // Mixed EMCA and CPV parameters Float_t GetIPtoCPVDistance(void) const { return GetIPtoOuterCoverDistance() - GetCPVBoxSize(1) - 1.0; } protected: AliPHOSGeometry(const Text_t* name, const Text_t* title="") : AliGeometry(name, title) { // ctor only for internal usage (singleton) Init() ; } void Init(void) ; // steering method for PHOS and PPSD/CPV private: Int_t fNModules ; // Number of modules constituing PHOS Float_t *fPHOSAngle ; //[fNModules] Position angles of modules TObjArray *fRotMatrixArray ; // Liste of rotation matrices (one per phos module) AliPHOSEMCAGeometry *fGeometryEMCA ; // Geometry object for Electromagnetic calorimeter AliPHOSCPVBaseGeometry *fGeometryCPV ; // Geometry object for CPV (either GPS2 or IHEP) void SetPHOSAngles(); // calculates the PHOS modules PHI angle static AliPHOSGeometry * fgGeom ; // pointer to the unique instance of the singleton static Bool_t fgInit ; // Tells if geometry has been succesfully set up ClassDef(AliPHOSGeometry,1) // PHOS geometry class } ; #endif // AliPHOSGEOMETRY_H