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2012850d | 1 | #ifndef ALIEMCALGEOMETRY_H |
2 | #define ALIEMCALGEOMETRY_H | |
1963b290 | 3 | /* Copyright(c) 1998-2004, ALICE Experiment at CERN, All rights reserved. * |
2012850d | 4 | * See cxx source for full Copyright notice */ |
5 | ||
6 | /* $Id$ */ | |
7 | ||
8 | //_________________________________________________________________________ | |
9 | // Geometry class for EMCAL : singleton | |
b13bbe81 | 10 | // EMCAL consists of a layers of scintillator, and lead. |
2012850d | 11 | // |
b13bbe81 | 12 | //*-- Author: Sahal Yacoob (LBL / UCT) |
13 | //*-- and : Yves Schutz (Subatech) | |
c63c3c5d | 14 | //*-- and : Aleksei Pavlinov (WSU) - shashlyk staff |
f0377b23 | 15 | //*-- and : Gustavo Conesa: Add TRU mapping. TRU parameters still not fixed. |
2012850d | 16 | |
17 | // --- ROOT system --- | |
d64c959b | 18 | class TString ; |
c63c3c5d | 19 | class TObjArray; |
e52475ed | 20 | class TVector3; |
21 | class TGeoMatrix; | |
cad18b88 | 22 | class TParticle ; |
9946f2fe | 23 | class AliEMCALGeometry; |
e52475ed | 24 | class AliEMCALShishKebabTrd1Module; |
25 | class AliEMCALRecPoint; | |
f0377b23 | 26 | class TClonesArray ; |
2012850d | 27 | |
2012850d | 28 | // --- AliRoot header files --- |
090026bf | 29 | #include <TArrayD.h> |
30 | #include <TMath.h> | |
31 | ||
2012850d | 32 | #include "AliGeometry.h" |
33 | ||
2012850d | 34 | class AliEMCALGeometry : public AliGeometry { |
a97849a9 | 35 | public: |
0a4cb131 | 36 | AliEMCALGeometry(const AliEMCALGeometry& geom); |
d434833b | 37 | virtual ~AliEMCALGeometry(void); |
38 | ||
a97849a9 | 39 | static AliEMCALGeometry * GetInstance(const Text_t* name, |
40 | const Text_t* title="") ; | |
89557f6d | 41 | static AliEMCALGeometry * GetInstance(); |
9cff4509 | 42 | AliEMCALGeometry & operator = (const AliEMCALGeometry & /*rvalue*/) { |
a97849a9 | 43 | // assignement operator requested by coding convention but not needed |
fdebddeb | 44 | Fatal("operator =", "not implemented"); |
9cff4509 | 45 | return *this; |
a97849a9 | 46 | }; |
89557f6d | 47 | static Char_t* GetDefaulGeometryName() {return fgDefaultGeometryName;} |
1d46d1f6 | 48 | void PrintGeometry(); //*MENU* |
49 | void PrintCellIndexes(Int_t absId=0, int pri=0, char *tit=""); //*MENU* | |
50 | virtual void Browse(TBrowser* b); | |
51 | virtual Bool_t IsFolder() const; | |
52 | ||
03ecfe88 | 53 | void GetCellPhiEtaIndexInSModuleFromTRUIndex(Int_t itru, Int_t iphitru, Int_t ietatru, Int_t &ietaSM, Int_t &iphiSM) const ; // Tranforms Eta-Phi Cell index in TRU into Eta-Phi index in Super Module |
356fd0a9 | 54 | |
e52475ed | 55 | // Have to call GetTransformationForSM() before calculation global charachteristics |
14e75ea7 | 56 | void GetGlobal(const Double_t *loc, Double_t *glob, int ind) const; |
57 | void GetGlobal(const TVector3 &vloc, TVector3 &vglob, int ind) const; | |
58 | void GetGlobal(Int_t absId, Double_t glob[3]) const; | |
21cf2b24 | 59 | void GetGlobal(Int_t absId, TVector3 &vglob) const; |
1d46d1f6 | 60 | // for a given tower index absId returns eta and phi of gravity center of tower. |
61 | void EtaPhiFromIndex(Int_t absId, Double_t &eta, Double_t &phi) const; | |
62 | void EtaPhiFromIndex(Int_t absId, Float_t &eta, Float_t &phi) const; | |
63 | // | |
64 | Bool_t GetPhiBoundariesOfSM (Int_t nSupMod, Double_t &phiMin, Double_t &phiMax) const; | |
65 | Bool_t GetPhiBoundariesOfSMGap(Int_t nPhiSec, Double_t &phiMin, Double_t &phiMax) const; | |
66 | Bool_t SuperModuleNumberFromEtaPhi(Double_t eta, Double_t phi, Int_t &nSupMod) const; | |
67 | ||
68 | Bool_t GetAbsCellIdFromEtaPhi(Double_t eta,Double_t phi, Int_t &absId) const; | |
e52475ed | 69 | |
70 | // virtual void GetGlobal(const AliEMCALRecPoint *rp, TVector3 &vglob) const; | |
71 | ||
72 | virtual void GetGlobal(const AliRecPoint *rp, TVector3 &vglob) const; | |
73 | // Bool_t AreInSameTower(Int_t id1, Int_t id2) const ; | |
f0377b23 | 74 | |
e8d02863 | 75 | virtual void GetGlobal(const AliRecPoint *, TVector3 &, TMatrixF &) const {} |
e52475ed | 76 | |
9e5d2067 | 77 | virtual Bool_t Impact(const TParticle *) const {return kTRUE;} |
ab37d09c | 78 | |
79 | Bool_t IsInEMCAL(Double_t x, Double_t y, Double_t z) const; | |
a97849a9 | 80 | // General |
81 | Bool_t IsInitialized(void) const { return fgInit ; } | |
c63c3c5d | 82 | // Return EMCAL geometrical parameters |
a97849a9 | 83 | // geometry |
e52475ed | 84 | Char_t* GetNameOfEMCALEnvelope() const {return "XEN1";} |
09884213 | 85 | Float_t GetAlFrontThickness() const { return fAlFrontThick;} |
86 | Float_t GetArm1PhiMin() const { return fArm1PhiMin ; } | |
87 | Float_t GetArm1PhiMax() const { return fArm1PhiMax ; } | |
88 | Float_t GetArm1EtaMin() const { return fArm1EtaMin;} | |
89 | Float_t GetArm1EtaMax() const { return fArm1EtaMax;} | |
90 | Float_t GetIPDistance() const { return fIPDistance;} | |
91 | Float_t GetIP2ECASection() const { return ( GetIPDistance() + GetAlFrontThickness() + GetGap2Active() ) ; } | |
92 | Float_t GetEnvelop(Int_t index) const { return fEnvelop[index] ; } | |
93 | Float_t GetShellThickness() const { return fShellThickness ; } | |
94 | Float_t GetZLength() const { return fZLength ; } | |
c63c3c5d | 95 | Float_t GetGap2Active() const {return fGap2Active ;} |
09884213 | 96 | Float_t GetDeltaEta() const {return (fArm1EtaMax-fArm1EtaMin)/ |
a97849a9 | 97 | ((Float_t)fNZ);} |
09884213 | 98 | Float_t GetDeltaPhi() const {return (fArm1PhiMax-fArm1PhiMin)/ |
a97849a9 | 99 | ((Float_t)fNPhi);} |
09884213 | 100 | Int_t GetNECLayers() const {return fNECLayers ;} |
101 | Int_t GetNZ() const {return fNZ ;} | |
102 | Int_t GetNEta() const {return fNZ ;} | |
103 | Int_t GetNPhi() const {return fNPhi ;} | |
104 | Int_t GetNTowers() const {return fNPhi * fNZ ;} | |
105 | Float_t GetECPbRadThick()const {return fECPbRadThickness;} | |
106 | Float_t GetECScintThick() const {return fECScintThick;} | |
107 | Float_t GetSampling() const {return fSampling ; } | |
dc7da436 | 108 | // Bool_t IsInECA(Int_t index) const { if ( (index > 0 && (index <= GetNZ() * GetNPhi()))) return kTRUE; else return kFALSE ;} |
1963b290 | 109 | |
e52475ed | 110 | Int_t GetNumberOfSuperModules() const {return fNumberOfSuperModules;} |
111 | Float_t GetfPhiGapForSuperModules() const {return fPhiGapForSM;} | |
1963b290 | 112 | Float_t GetPhiModuleSize() const {return fPhiModuleSize;} |
113 | Float_t GetEtaModuleSize() const {return fEtaModuleSize;} | |
114 | Float_t GetFrontSteelStrip() const {return fFrontSteelStrip;} | |
115 | Float_t GetLateralSteelStrip() const {return fLateralSteelStrip;} | |
116 | Float_t GetPassiveScintThick() const {return fPassiveScintThick;} | |
117 | Float_t GetPhiTileSize() const {return fPhiTileSize;} | |
118 | Float_t GetEtaTileSize() const {return fEtaTileSize;} | |
119 | Int_t GetNPhiSuperModule() const {return fNPhiSuperModule;} | |
120 | Int_t GetNPHIdiv() const {return fNPHIdiv ;} | |
121 | Int_t GetNETAdiv() const {return fNETAdiv ;} | |
122 | Int_t GetNCells() const {return fNCells;} | |
f0377b23 | 123 | |
9946f2fe | 124 | Int_t GetNTRU() const {return fNTRUEta*fNTRUPhi ; } |
f0377b23 | 125 | Int_t GetNTRUEta() const {return fNTRUEta ; } |
126 | Int_t GetNTRUPhi() const {return fNTRUPhi ; } | |
127 | ||
9946f2fe | 128 | Int_t GetNCellsInTRU() const {return fNCellsInTRUEta*fNCellsInTRUPhi; } |
129 | Int_t GetNCellsInTRUEta() const {return fNCellsInTRUEta ; } | |
130 | Int_t GetNCellsInTRUPhi() const {return fNCellsInTRUPhi ; } | |
131 | ||
1963b290 | 132 | Float_t GetSteelFrontThickness() const { return fSteelFrontThick;} |
133 | Float_t GetLongModuleSize() const {return fLongModuleSize;} | |
134 | ||
135 | Float_t GetTrd1Angle() const {return fTrd1Angle;} | |
136 | Float_t Get2Trd1Dx2() const {return f2Trd1Dx2;} | |
137 | Float_t GetTrd2AngleY()const {return fTrd2AngleY;} | |
138 | Float_t Get2Trd2Dy2() const {return f2Trd2Dy2;} | |
139 | Float_t GetTubsR() const {return fTubsR;} | |
140 | Float_t GetTubsTurnAngle() const {return fTubsTurnAngle;} | |
e52475ed | 141 | |
142 | // TRD1 staff | |
143 | void CreateListOfTrd1Modules(); | |
144 | TList *GetShishKebabTrd1Modules() const {return fShishKebabTrd1Modules;} | |
fc575e27 | 145 | AliEMCALShishKebabTrd1Module *GetShishKebabModule(Int_t neta); |
146 | ||
e52475ed | 147 | void GetTransformationForSM(); |
148 | Float_t *GetSuperModulesPars() {return fParSM;} | |
149 | TGeoMatrix *GetTransformationForSM(int i) { | |
25b033cf | 150 | if(i>=0 && i<GetNumberOfSuperModules()) return fMatrixOfSM[i]; |
e52475ed | 151 | else return 0;} |
dc7da436 | 152 | // May 31, 2006; ALICE numbering scheme: |
153 | // see ALICE-INT-2003-038: ALICE Coordinate System and Software Numbering Convention | |
154 | // All indexes are stared from zero now. | |
2bb3725c | 155 | // |
156 | // abs id <-> indexes; Shish-kebab case, only TRD1 now. | |
157 | // EMCAL -> Super Module -> module -> tower(or cell) - logic tree of EMCAL | |
158 | // | |
159 | //** Usual name of variable - Dec 18,2006 ** | |
160 | // nSupMod - index of super module (SM) | |
161 | // nModule - index of module in SM | |
162 | // nIphi - phi index of tower(cell) in module | |
163 | // nIeta - eta index of tower(cell) in module | |
164 | // | |
165 | // Inside SM | |
166 | // iphim - phi index of module in SM | |
167 | // ietam - eta index of module in SM | |
168 | // | |
169 | // iphi - phi index of tower(cell) in SM | |
170 | // ieta - eta index of tower(cell) in SM | |
171 | Int_t GetAbsCellId(Int_t nSupMod, Int_t nModule, Int_t nIphi, Int_t nIeta) const; | |
dc7da436 | 172 | Bool_t CheckAbsCellId(Int_t absId) const; |
2bb3725c | 173 | Bool_t GetCellIndex(Int_t absId, Int_t &nSupMod, Int_t &nModule, Int_t &nIphi, Int_t &nIeta) const; |
dc7da436 | 174 | // Local coordinate of Super Module |
2bb3725c | 175 | void GetModulePhiEtaIndexInSModule(Int_t nSupMod, Int_t nModule, Int_t &iphim, Int_t &ietam) const; |
176 | void GetCellPhiEtaIndexInSModule(Int_t nSupMod, Int_t nModule, Int_t nIphi, Int_t nIeta, | |
e52475ed | 177 | Int_t &iphi, Int_t &ieta) const ; |
1d46d1f6 | 178 | Int_t GetSuperModuleNumber(Int_t absId) const; |
179 | Int_t GetNumberOfModuleInPhiDirection(Int_t nSupMod) const | |
180 | { | |
181 | // inline function | |
182 | if(fKey110DEG == 1 && nSupMod>=10) return fNPhi/2; | |
183 | else return fNPhi; | |
184 | } | |
185 | // From cell indexes to abs cell id | |
186 | void GetModuleIndexesFromCellIndexesInSModule(Int_t nSupMod, Int_t iphi, Int_t ieta, | |
2bb3725c | 187 | Int_t &iphim, Int_t &ietam, Int_t &nModule) const; |
1d46d1f6 | 188 | Int_t GetAbsCellIdFromCellIndexes(Int_t nSupMod, Int_t iphi, Int_t ieta) const; |
14e75ea7 | 189 | // Methods for AliEMCALRecPoint - Feb 19, 2006 |
190 | Bool_t RelPosCellInSModule(Int_t absId, Double_t &xr, Double_t &yr, Double_t &zr) const; | |
191 | Bool_t RelPosCellInSModule(Int_t absId, Double_t loc[3]) const; | |
192 | Bool_t RelPosCellInSModule(Int_t absId, TVector3 &vloc) const; | |
1963b290 | 193 | // --- |
e52475ed | 194 | Float_t AngleFromEta(Float_t eta) const { // returns theta in radians for a given pseudorapidity |
a97849a9 | 195 | return 2.0*TMath::ATan(TMath::Exp(-eta)); |
196 | } | |
e52475ed | 197 | Float_t ZFromEtaR(Float_t r,Float_t eta) const { // returns z in for a given |
a97849a9 | 198 | // pseudorapidity and r=sqrt(x*x+y*y). |
199 | return r/TMath::Tan(AngleFromEta(eta)); | |
200 | } | |
fdebddeb | 201 | void SetNZ(Int_t nz) { fNZ= nz ; printf("SetNZ: Number of modules in Z set to %d", fNZ) ; } |
202 | void SetNPhi(Int_t nphi) { fNPhi= nphi ; printf("SetNPhi: Number of modules in Phi set to %d", fNPhi) ; } | |
f0377b23 | 203 | |
f0377b23 | 204 | void SetNTRUEta(Int_t ntru) {fNTRUEta = ntru; ; printf("SetNTRU: Number of TRUs per SuperModule in Etaset to %d", fNTRUEta) ;} |
205 | void SetNTRUPhi(Int_t ntru) {fNTRUPhi = ntru; ; printf("SetNTRU: Number of TRUs per SuperModule in Phi set to %d", fNTRUPhi) ;} | |
206 | ||
fdebddeb | 207 | void SetSampling(Float_t samp) { fSampling = samp; printf("SetSampling: Sampling factor set to %f", fSampling) ; } |
395c7ba2 | 208 | |
4c431bcc | 209 | Int_t GetNCellsInSupMod() const {return fNCellsInSupMod;} |
2bb3725c | 210 | Int_t GetNCellsInModule() const {return fNCellsInModule; } |
1d46d1f6 | 211 | Int_t GetKey110DEG() const {return fKey110DEG;} |
89557f6d | 212 | Int_t GetILOSS() const {return fILOSS;} |
213 | Int_t GetIHADR() const {return fIHADR;} | |
4c431bcc | 214 | |
dc7da436 | 215 | AliEMCALGeometry(); // default ctor only for internal usage (singleton) |
d434833b | 216 | |
a97849a9 | 217 | protected: |
dc7da436 | 218 | AliEMCALGeometry(const Text_t* name, const Text_t* title);// ctor only for internal usage (singleton) |
d434833b | 219 | |
fdebddeb | 220 | void Init(void); // initializes the parameters of EMCAL |
25b033cf | 221 | void CheckAdditionalOptions(); // |
222 | void DefineSamplingFraction(); // Jun 5, 2006 | |
a97849a9 | 223 | |
224 | private: | |
fdebddeb | 225 | static AliEMCALGeometry * fgGeom; // pointer to the unique instance of the singleton |
89557f6d | 226 | static Bool_t fgInit; // Tells if geometry has been succesfully set up. |
227 | static Char_t* fgDefaultGeometryName; // Default name of geometry | |
fc575e27 | 228 | |
229 | TString fGeoName; //geometry name | |
d434833b | 230 | |
c63c3c5d | 231 | TObjArray *fArrayOpts; //! array of geometry options |
232 | ||
233 | Float_t fAlFrontThick; // Thickness of the front Al face of the support box | |
fdebddeb | 234 | Float_t fECPbRadThickness; // cm, Thickness of the Pb radiators |
235 | Float_t fECScintThick; // cm, Thickness of the scintillators | |
236 | Int_t fNECLayers; // number of scintillator layers | |
395c7ba2 | 237 | |
fdebddeb | 238 | Float_t fArm1PhiMin; // Minimum angular position of EMCAL in Phi (degrees) |
239 | Float_t fArm1PhiMax; // Maximum angular position of EMCAL in Phi (degrees) | |
240 | Float_t fArm1EtaMin; // Minimum pseudorapidity position of EMCAL in Eta | |
241 | Float_t fArm1EtaMax; // Maximum pseudorapidity position of EMCAL in Eta | |
a97849a9 | 242 | |
fdebddeb | 243 | // Geometry Parameters |
244 | Float_t fEnvelop[3]; // the GEANT TUB for the detector | |
245 | Float_t fIPDistance; // Radial Distance of the inner surface of the EMCAL | |
246 | Float_t fShellThickness; // Total thickness in (x,y) direction | |
247 | Float_t fZLength; // Total length in z direction | |
248 | Float_t fGap2Active; // Gap between the envelop and the active material | |
249 | Int_t fNZ; // Number of Towers in the Z direction | |
1963b290 | 250 | Int_t fNPhi; // Number of Towers in the PHI direction |
fdebddeb | 251 | Float_t fSampling; // Sampling factor |
1963b290 | 252 | |
253 | // Shish-kebab option - 23-aug-04 by PAI; COMPACT, TWIST, TRD1 and TRD2 | |
254 | Int_t fNumberOfSuperModules; // default is 12 = 6 * 2 | |
255 | Float_t fSteelFrontThick; // Thickness of the front stell face of the support box - 9-sep-04 | |
256 | Float_t fFrontSteelStrip; // 13-may-05 | |
257 | Float_t fLateralSteelStrip; // 13-may-05 | |
258 | Float_t fPassiveScintThick; // 13-may-05 | |
259 | Float_t fPhiModuleSize; // Phi -> X | |
260 | Float_t fEtaModuleSize; // Eta -> Y | |
fc575e27 | 261 | Float_t fPhiTileSize; // Size of phi tile |
262 | Float_t fEtaTileSize; // Size of eta tile | |
263 | Float_t fLongModuleSize; // Size of long module | |
1963b290 | 264 | Int_t fNPhiSuperModule; // 6 - number supermodule in phi direction |
d87bd045 | 265 | Int_t fNPHIdiv; // number phi divizion of module |
266 | Int_t fNETAdiv; // number eta divizion of module | |
1963b290 | 267 | // |
268 | Int_t fNCells; // number of cells in calo | |
269 | Int_t fNCellsInSupMod; // number cell in super module | |
2bb3725c | 270 | Int_t fNCellsInModule; // number cell in module) |
f0377b23 | 271 | //TRU parameters |
9946f2fe | 272 | Int_t fNTRUEta ; // Number of TRUs per module in eta |
273 | Int_t fNTRUPhi ; // Number of TRUs per module in phi | |
274 | Int_t fNCellsInTRUEta; // Number of cells per TRU in eta | |
275 | Int_t fNCellsInTRUPhi; // Number of cells per TRU in phi | |
276 | ||
1963b290 | 277 | // TRD1 options - 30-sep-04 |
278 | Float_t fTrd1Angle; // angle in x-z plane (in degree) | |
279 | Float_t f2Trd1Dx2; // 2*dx2 for TRD1 | |
905263da | 280 | Float_t fPhiGapForSM; // Gap betweeen supermodules in phi direction |
d87bd045 | 281 | Int_t fKey110DEG; // for calculation abs cell id; 19-oct-05 |
1d46d1f6 | 282 | TArrayD fPhiBoundariesOfSM; // phi boundaries of SM in rad; size is fNumberOfSuperModules; |
283 | TArrayD fPhiCentersOfSM; // phi of centers of SMl size is fNumberOfSuperModules/2 | |
284 | Float_t fEtaMaxOfTRD1; // max eta in case of TRD1 geometry (see AliEMCALShishKebabTrd1Module) | |
1963b290 | 285 | // TRD2 options - 27-jan-07 |
286 | Float_t fTrd2AngleY; // angle in y-z plane (in degree) | |
287 | Float_t f2Trd2Dy2; // 2*dy2 for TRD2 | |
288 | Float_t fEmptySpace; // 2mm om fred drawing | |
d87bd045 | 289 | // Super module as TUBS |
1963b290 | 290 | Float_t fTubsR; // radius of tubs |
291 | Float_t fTubsTurnAngle; // turn angle of tubs in degree | |
e52475ed | 292 | // Local Coordinates of SM |
1d46d1f6 | 293 | TArrayD fCentersOfCellsEtaDir; // size fNEta*fNETAdiv (for TRD1 only) (eta or z in SM, in cm) |
294 | TArrayD fCentersOfCellsXDir; // size fNEta*fNETAdiv (for TRD1 only) ( x in SM, in cm) | |
295 | TArrayD fCentersOfCellsPhiDir; // size fNPhi*fNPHIdiv (for TRD1 only) (phi or y in SM, in cm) | |
296 | // | |
297 | TArrayD fEtaCentersOfCells; // [fNEta*fNETAdiv*fNPhi*fNPHIdiv], positive direction (eta>0); eta depend from phi position; | |
298 | TArrayD fPhiCentersOfCells; // [fNPhi*fNPHIdiv] from center of SM (-10. < phi < +10.) | |
e52475ed | 299 | // Move from AliEMCALv0 - Feb 19, 2006 |
300 | TList *fShishKebabTrd1Modules; //! list of modules | |
301 | // Local coordinates of SM for TRD1 | |
302 | Float_t fParSM[3]; // SM sizes as in GEANT (TRD1) | |
303 | TGeoMatrix* fMatrixOfSM[12]; //![fNumberOfSuperModules]; get from gGeoManager; | |
1963b290 | 304 | |
89557f6d | 305 | char *fAdditionalOpts[6]; //! some additional options for the geometry type and name |
306 | int fNAdditionalOpts; //! size of additional options parameter | |
307 | ||
308 | // Options for Geant (MIP business) - will call in AliEMCAL | |
309 | Int_t fILOSS; | |
310 | Int_t fIHADR; | |
fc575e27 | 311 | |
9946f2fe | 312 | ClassDef(AliEMCALGeometry, 12) // EMCAL geometry class |
313 | }; | |
2012850d | 314 | |
315 | #endif // AliEMCALGEOMETRY_H |