-#ifndef ALITRDGEOMETRY_h
-#define ALITRDGEOMETRY_h
+#ifndef ALITRDGEOMETRY_H
+#define ALITRDGEOMETRY_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
* See cxx source for full Copyright notice */
/* $Id$ */
-#include <TObject.h>
-#include <TMath.h>
+///////////////////////////////////////////////////////////////////////////////
+// //
+// TRD geometry class //
+// //
+///////////////////////////////////////////////////////////////////////////////
-#include "AliRun.h"
-#include "AliRecPoint.h"
+#include "AliGeometry.h"
-#include "AliTRDconst.h"
+#include "TObjArray.h"
-class AliTRDgeometry : public AliGeometry {
-
- public:
-
- AliTRDgeometry();
- virtual ~AliTRDgeometry();
-
- virtual void CreateGeometry(Int_t *idtmed);
- virtual Int_t IsVersion() const = 0;
- virtual void Init();
- virtual Bool_t Local2Global(Int_t d, Float_t *local, Float_t *global);
- virtual Bool_t Local2Global(Int_t p, Int_t c, Int_t s, Float_t *local, Float_t *global);
- virtual Bool_t Rotate(Int_t d, Float_t *pos, Float_t *rot);
- virtual Bool_t RotateBack(Int_t d, Float_t *rot, Float_t *pos);
-
- virtual void SetPHOShole() = 0;
- virtual void SetRICHhole() = 0;
+class TGeoHMatrix;
- virtual void SetRowPadSize(Float_t size) { fRowPadSize = size; };
- virtual void SetColPadSize(Float_t size) { fColPadSize = size; };
- virtual void SetTimeBinSize(Float_t size) { fTimeBinSize = size; };
+class AliRunLoader;
- virtual Bool_t GetPHOShole() = 0;
- virtual Bool_t GetRICHhole() = 0;
+class AliTRDpadPlane;
- virtual Int_t GetDetector(Int_t p, Int_t c, Int_t s);
- virtual Int_t GetPlane(Int_t d);
- virtual Int_t GetChamber(Int_t d);
- virtual Int_t GetSector(Int_t d);
+class AliTRDgeometry : public AliGeometry {
- virtual Int_t GetRowMax(Int_t p, Int_t c, Int_t s) { return fRowMax[p][c][s]; };
- virtual Int_t GetColMax(Int_t p) { return fColMax[p]; };
- virtual Int_t GetTimeMax() { return fTimeMax; };
-
- virtual Float_t GetRow0(Int_t p, Int_t c, Int_t s) { return fRow0[p][c][s]; };
- virtual Float_t GetCol0(Int_t p) { return fCol0[p]; };
- virtual Float_t GetTime0(Int_t p) { return fTime0[p]; };
+ public:
- virtual Float_t GetRowPadSize() { return fRowPadSize; };
- virtual Float_t GetColPadSize() { return fColPadSize; };
- virtual Float_t GetTimeBinSize() { return fTimeBinSize; };
+ enum { kNplan = 6
+ , kNcham = 5
+ , kNsect = 18
+ , kNdet = 540
+ , kNdets = 30 };
- virtual void GetGlobal(const AliRecPoint *p, TVector3 &pos, TMatrix &mat);
- virtual void GetGlobal(const AliRecPoint *p, TVector3 &pos);
+ 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:
- Float_t fCwidth[kNplan]; // Width of the chambers
-
- Int_t fRowMax[kNplan][kNcham][kNsect]; // Number of pad-rows
- Int_t fColMax[kNplan]; // Number of pad-columns
- Int_t fTimeMax; // Number of time buckets
-
- Float_t fRow0[kNplan][kNcham][kNsect]; // Row-position of pad 0
- Float_t fCol0[kNplan]; // Column-position of pad 0
- Float_t fTime0[kNplan]; // Time-position of pad 0
-
- Float_t fRowPadSize; // Pad size in z-direction
- Float_t fColPadSize; // Pad size in rphi-direction
- Float_t fTimeBinSize; // Size of the time buckets
-
- ClassDef(AliTRDgeometry,1) // TRD geometry base class
+ 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
};