#ifndef ALITRDGEOMETRY_H #define ALITRDGEOMETRY_H /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * * See cxx source for full Copyright notice */ /* $Id$ */ /////////////////////////////////////////////////////////////////////////////// // // // TRD geometry class // // // /////////////////////////////////////////////////////////////////////////////// #include "AliGeometry.h" #include "TObjArray.h" class TGeoHMatrix; class AliRunLoader; class AliTRDpadPlane; class AliTRDgeometry : public AliGeometry { public: enum { kNplan = 6 , kNcham = 5 , kNsect = 18 , kNdet = 540 , kNdets = 30 }; AliTRDgeometry(); AliTRDgeometry(const AliTRDgeometry &g); virtual ~AliTRDgeometry(); AliTRDgeometry &operator=(const AliTRDgeometry &g); virtual void Init(); virtual void CreateGeometry(Int_t *idtmed); virtual Int_t IsVersion() { return 1; } virtual Bool_t Impact(const TParticle* ) const { return kTRUE; } virtual Bool_t IsHole(Int_t /*p*/, Int_t /*c*/, Int_t /*s*/) const { return kFALSE; } virtual Bool_t RotateBack(Int_t det, Double_t *loc, Double_t *glb) const; Bool_t ChamberInGeometry(Int_t det); void GroupChamber(Int_t iplan, Int_t icham, Int_t *idtmed); void CreateFrame(Int_t *idtmed); void CreateServices(Int_t *idtmed); Bool_t CreateClusterMatrixArray(); TGeoHMatrix *GetClusterMatrix(Int_t det) { return (TGeoHMatrix *) fClusterMatrixArray->At(det); } void SetSMstatus(Int_t sm, Char_t status) { fSMstatus[sm] = status; } static Int_t GetDetectorSec(Int_t p, Int_t c); static Int_t GetDetector(Int_t p, Int_t c, Int_t s); static Int_t GetPlane(Int_t d); virtual Int_t GetChamber(Int_t d) const; virtual Int_t GetChamber(Double_t z, Int_t plane); virtual Int_t GetSector(Int_t d) const; void CreatePadPlaneArray(); AliTRDpadPlane *CreatePadPlane(Int_t p, Int_t c); AliTRDpadPlane *GetPadPlane(Int_t p, Int_t c); AliTRDpadPlane *GetPadPlane(Int_t det) { return GetPadPlane(GetPlane(det) ,GetChamber(det)); } Int_t GetRowMax(Int_t p, Int_t c, Int_t /*s*/); Int_t GetColMax(Int_t p); Double_t GetRow0(Int_t p, Int_t c, Int_t /*s*/); Double_t GetCol0(Int_t p); // Translation from MCM to Pad and vice versa (these functions are now in feeParam) //virtual Int_t GetPadRowFromMCM(Int_t irob, Int_t imcm) const; //virtual Int_t GetPadColFromADC(Int_t irob, Int_t imcm, Int_t iadc) const; //virtual Int_t GetMCMfromPad(Int_t irow, Int_t icol) const; //virtual Int_t GetROBfromPad(Int_t irow, Int_t icol) const; //virtual Int_t GetRobSide(Int_t irob) const; //virtual Int_t GetColSide(Int_t icol) const; static Float_t GetTime0(Int_t p) { return fgkTime0[p]; } Char_t GetSMstatus(Int_t sm) const { return fSMstatus[sm]; } Float_t GetChamberWidth(Int_t p) const { return fCwidth[p]; } Float_t GetChamberLength(Int_t p, Int_t c) const { return fClength[p][c]; } virtual void GetGlobal(const AliRecPoint*, TVector3&, TMatrixF& ) const { }; virtual void GetGlobal(const AliRecPoint*, TVector3& ) const { }; static Double_t GetAlpha() { return 2.0 * 3.14159265358979324 / fgkNsect; } static Int_t Nsect() { return fgkNsect; } static Int_t Nplan() { return fgkNplan; } static Int_t Ncham() { return fgkNcham; } static Int_t Ndet() { return fgkNdet; } static Float_t Cheight() { return fgkCH; } static Float_t Cspace() { return fgkVspace; } static Float_t CraHght() { return fgkCraH; } static Float_t CdrHght() { return fgkCdrH; } static Float_t CamHght() { return fgkCamH; } static Float_t CroHght() { return fgkCroH; } static Float_t CroWid() { return fgkCroW; } static Float_t MyThick() { return fgkMyThick; } static Float_t DrThick() { return fgkDrThick; } static Float_t AmThick() { return fgkAmThick; } static Float_t DrZpos() { return fgkDrZpos; } static Float_t RpadW() { return fgkRpadW; } static Float_t CpadW() { return fgkCpadW; } static Float_t Cwidcha() { return (fgkSwidth2 - fgkSwidth1) / fgkSheight * (fgkCH + fgkVspace); } static Int_t MCMmax() { return fgkMCMmax; } static Int_t MCMrow() { return fgkMCMrow; } static Int_t ROBmaxC0() { return fgkROBmaxC0; } static Int_t ROBmaxC1() { return fgkROBmaxC1; } static Int_t ADCmax() { return fgkADCmax; } static Int_t TBmax() { return fgkTBmax; } static Int_t Padmax() { return fgkPadmax; } static Int_t Colmax() { return fgkColmax; } static Int_t RowmaxC0() { return fgkRowmaxC0; } static Int_t RowmaxC1() { return fgkRowmaxC1; } protected: static const Int_t fgkNsect; // Number of sectors in the full detector (18) static const Int_t fgkNplan; // Number of planes of the TRD (6) static const Int_t fgkNcham; // Number of chambers in z-direction (5) static const Int_t fgkNdet; // Total number of detectors (18 * 6 * 5 = 540) static const Float_t fgkTlength; // Length of the TRD-volume in spaceframe (BTRD) static const Float_t fgkSheight; // Height of the supermodule static const Float_t fgkSwidth1; // Lower width of the supermodule static const Float_t fgkSwidth2; // Upper width of the supermodule static const Float_t fgkSlength; // Length of the supermodule static const Float_t fgkFlength; // Length of the service space in front of a supermodule static const Float_t fgkSMpltT; // Thickness of the super module side plates static const Float_t fgkCraH; // Height of the radiator part of the chambers static const Float_t fgkCdrH; // Height of the drift region of the chambers static const Float_t fgkCamH; // Height of the amplification region of the chambers static const Float_t fgkCroH; // Height of the readout of the chambers static const Float_t fgkCH; // Total height of the chambers static const Float_t fgkVspace; // Vertical spacing of the chambers static const Float_t fgkHspace; // Horizontal spacing of the chambers static const Float_t fgkVrocsm; // Radial distance of the first ROC to the outer SM plates static const Float_t fgkCalT; // Thickness of the lower aluminum frame static const Float_t fgkCalW; // Width of additional aluminum on lower frame static const Float_t fgkCclsT; // Thickness of the lower Wacosit frame sides static const Float_t fgkCclfT; // Thickness of the lower Wacosit frame front static const Float_t fgkCglT; // Thichness of the glue around the radiator static const Float_t fgkCcuT; // Thickness of the upper Wacosit frame static const Float_t fgkCauT; // Thickness of the aluminum frame of the back panel static const Float_t fgkCroW; // Additional width of the readout chamber frames static const Float_t fgkCpadW; // Difference of outer chamber width and pad plane width static const Float_t fgkRpadW; // Difference of outer chamber width and pad plane width static const Float_t fgkMyThick; // Thickness of the mylar-layer static const Float_t fgkRaThick; // Thickness of the radiator static const Float_t fgkXeThick; // Thickness of the gas volume static const Float_t fgkDrThick; // Thickness of the drift region static const Float_t fgkAmThick; // Thickness of the amplification region static const Float_t fgkWrThick; // Thickness of the wire planes static const Float_t fgkCuThick; // Thickness of the pad plane static const Float_t fgkGlThick; // Thickness of the glue layer static const Float_t fgkSuThick; // Thickness of the NOMEX support structure static const Float_t fgkRpThick; // Thickness of the PCB readout boards static const Float_t fgkRcThick; // Thickness of the PCB copper layers static const Float_t fgkRoThick; // Thickness of all other ROB componentes (caps, etc.) static const Float_t fgkRaZpos; // Position of the radiator static const Float_t fgkDrZpos; // Position of the drift region static const Float_t fgkAmZpos; // Position of the amplification region static const Float_t fgkWrZpos; // Position of the wire planes static const Float_t fgkCuZpos; // Position of the pad plane static const Float_t fgkGlZpos; // Position of the glue layer static const Float_t fgkSuZpos; // Position of the HEXCEL+G10 support structure static const Float_t fgkRpZpos; // Position of the PCB readout boards static const Float_t fgkRcZpos; // Position of the PCB copper layers static const Float_t fgkRoZpos; // Position of all other ROB componentes (caps, etc.) static const Int_t fgkMCMmax; // Maximum number of MCMs per ROB static const Int_t fgkMCMrow; // Maximum number of MCMs per ROB Row static const Int_t fgkROBmaxC0; // Maximum number of ROBs per C0 chamber static const Int_t fgkROBmaxC1; // Maximum number of ROBs per C1 chamber static const Int_t fgkADCmax; // Maximum number of ADC channels per MCM static const Int_t fgkTBmax; // Maximum number of Time bins static const Int_t fgkPadmax; // Maximum number of pads per MCM static const Int_t fgkColmax; // Maximum number of pads per padplane row static const Int_t fgkRowmaxC0; // Maximum number of Rows per C0 chamber static const Int_t fgkRowmaxC1; // Maximum number of Rows per C1 chamber Char_t fSMstatus[kNsect]; // Super module status byte Float_t fCwidth[kNplan]; // Outer widths of the chambers Float_t fClength[kNplan][kNcham]; // Outer lengths of the chambers Float_t fRotB11[kNsect]; // Matrix elements for the backward rotation Float_t fRotB12[kNsect]; // Matrix elements for the backward rotation Float_t fRotB21[kNsect]; // Matrix elements for the backward rotation Float_t fRotB22[kNsect]; // Matrix elements for the backward rotation static const Double_t fgkTime0Base; // Base value for calculation of Time-position of pad 0 static const Float_t fgkTime0[kNplan]; // Time-position of pad 0 Float_t fChamberUAorig[3*kNdets][3]; // Volumes origin in Float_t fChamberUDorig[3*kNdets][3]; // the chamber Float_t fChamberUForig[3*kNdets][3]; // [3] = x, y, z Float_t fChamberUUorig[3*kNdets][3]; // Float_t fChamberUAboxd[3*kNdets][3]; // Volumes box Float_t fChamberUDboxd[3*kNdets][3]; // dimensions (half) Float_t fChamberUFboxd[3*kNdets][3]; // [3] = x, y, z Float_t fChamberUUboxd[3*kNdets][3]; // TObjArray *fClusterMatrixArray; //! Transformation matrices loc. cluster to tracking cs TObjArray *fPadPlaneArray; //! Array of pad plane objects ClassDef(AliTRDgeometry,16) // TRD geometry class }; #endif