#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" class TGeoHMatrix; class AliTRDpadPlane; class AliTRDgeometry : public AliGeometry { public: enum { kNlayer = 6 , kNstack = 5 , kNsector = 18 , kNdet = 540 , kNdets = 30 }; AliTRDgeometry(); virtual ~AliTRDgeometry(); 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 la, Int_t st, Int_t se) const; virtual Bool_t IsOnBoundary(Int_t det, Float_t y, Float_t z, Float_t eps = 0.5) const; virtual Bool_t RotateBack(Int_t det, const Double_t * const loc, Double_t *glb) const; Bool_t ChamberInGeometry(Int_t det); void AssembleChamber(Int_t ilayer, Int_t istack); void CreateFrame(Int_t *idtmed); void CreateServices(Int_t *idtmed); static Bool_t CreateClusterMatrixArray(); static TGeoHMatrix *GetClusterMatrix(Int_t det); void SetSMstatus(Int_t sm, Char_t status) { fgSMstatus[sm] = status; } static Int_t GetDetectorSec(Int_t layer, Int_t stack); static Int_t GetDetector(Int_t layer, Int_t stack, Int_t sector); static Int_t GetLayer(Int_t det); static Int_t GetStack(Int_t det); Int_t GetStack(Double_t z, Int_t layer); static Int_t GetSector(Int_t det); static void CreatePadPlaneArray(); static AliTRDpadPlane *CreatePadPlane(Int_t layer, Int_t stack); static AliTRDpadPlane *GetPadPlane(Int_t layer, Int_t stack); static AliTRDpadPlane *GetPadPlane(Int_t det) { return GetPadPlane(GetLayer(det) ,GetStack(det)); } static Int_t GetRowMax(Int_t layer, Int_t stack, Int_t /*sector*/); static Int_t GetColMax(Int_t layer); static Double_t GetRow0(Int_t layer, Int_t stack, Int_t /*sector*/); static Double_t GetCol0(Int_t layer); static Float_t GetTime0(Int_t layer) { return fgkTime0[layer]; } static Double_t GetXtrdBeg() { return fgkXtrdBeg; } static Double_t GetXtrdEnd() { return fgkXtrdEnd; } Char_t GetSMstatus(Int_t sm) const { return fgSMstatus[sm]; } static Float_t GetChamberWidth(Int_t layer) { return fgkCwidth[layer] ; } static Float_t GetChamberLength(Int_t layer, Int_t stack) { return fgkClength[layer][stack]; } virtual void GetGlobal(const AliRecPoint*, TVector3&, TMatrixF& ) const { }; virtual void GetGlobal(const AliRecPoint*, TVector3& ) const { }; static Double_t GetAlpha() { return 2.0 * 3.14159265358979324 / fgkNsector; } static Int_t Nsector() { return fgkNsector; } static Int_t Nlayer() { return fgkNlayer; } static Int_t Nstack() { return fgkNstack; } static Int_t Ndet() { return fgkNdet; } static Float_t Cheight() { return fgkCH; } static Float_t CheightSV() { return fgkCHsv; } 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 CsvHght() { return fgkCsvH; } static Float_t CroWid() { return fgkCroW; } static Float_t AnodePos() { return fgkAnodePos; } static Float_t MyThick() { return fgkRMyThick; } 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 fgkNsector; // Number of sectors in the full detector (18) static const Int_t fgkNlayer; // Number of layers of the TRD (6) static const Int_t fgkNstack; // Number of stacks 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 fgkCsvH; // Height of the services on top of the chambers static const Float_t fgkCH; // Total height of the chambers (w/o services) static const Float_t fgkCHsv; // Total height of the chambers (with services) static const Float_t fgkAnodePos; // Distance of anode wire plane relative to alignabl volume 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 ledge on lower frame static const Float_t fgkCalH; // Height of additional aluminum ledge on lower frame static const Float_t fgkCalWmod; // Width of additional aluminum ledge on lower frame static const Float_t fgkCalHmod; // Height of additional aluminum ledge on lower frame static const Float_t fgkCwsW; // Width of additional wacosit ledge on lower frame static const Float_t fgkCwsH; // Height of additional wacosit ledge 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 fgkCcuTa; // Thickness of the upper Wacosit frame around amp. region static const Float_t fgkCcuTb; // Thickness of the upper Wacosit frame around amp. region 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 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 fgkPPdThick; // Thickness of copper of the pad plane static const Float_t fgkPPpThick; // Thickness of PCB board of the pad plane static const Float_t fgkPGlThick; // Thickness of the glue layer static const Float_t fgkPCbThick; // Thickness of the carbon layers static const Float_t fgkPHcThick; // Thickness of the honeycomb support structure static const Float_t fgkPPcThick; // Thickness of the PCB readout boards static const Float_t fgkPRbThick; // Thickness of the PCB copper layers static const Float_t fgkPElThick; // Thickness of all other electronics components (caps, etc.) static const Float_t fgkRFbThick; // Thickness of the fiber layers in the radiator static const Float_t fgkRRhThick; // Thickness of the rohacell layers in the radiator static const Float_t fgkRGlThick; // Thickness of the glue layers in the radiator static const Float_t fgkRCbThick; // Thickness of the carbon layers in the radiator static const Float_t fgkRMyThick; // Thickness of the mylar layers in 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 fgkWrZposA; // Position of the wire planes static const Float_t fgkWrZposB; // Position of the wire planes static const Float_t fgkCalZpos; // Position of the additional aluminum ledges 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 static const Float_t fgkCwidth[kNlayer]; // Outer widths of the chambers static const Float_t fgkClength[kNlayer][kNstack]; // Outer lengths of the chambers static const Double_t fgkTime0Base; // Base value for calculation of Time-position of pad 0 static const Float_t fgkTime0[kNlayer]; // Time-position of pad 0 static const Double_t fgkXtrdBeg; // X-coordinate in tracking system of begin of TRD mother volume static const Double_t fgkXtrdEnd; // X-coordinate in tracking system of end of TRD mother volume static TObjArray *fgClusterMatrixArray; //! Transformation matrices loc. cluster to tracking cs static TObjArray *fgPadPlaneArray; //! Array of pad plane objects static Char_t fgSMstatus[kNsector]; // Super module status byte private: AliTRDgeometry(const AliTRDgeometry &g); // Not implemented AliTRDgeometry &operator=(const AliTRDgeometry &g); // Not implemented ClassDef(AliTRDgeometry,25) // TRD geometry class }; #endif