* about the suitability of this software for any purpose. It is *
* provided "as is" without express or implied warranty. *
**************************************************************************/
-
+
+//
+// Temporarily added to define part of the EMCal geometry
+// necessary for the jet finder
+//
+// M. Estienne
+// Magali.Estienne@cern.ch
+//
+
+#include <Riostream.h>
+#include <assert.h>
+#include <TList.h>
+
+// --- Root header files ---
+#include <TVector3.h>
+#include <TGeoManager.h>
+#include <TGeoMatrix.h>
+#include <TGeoNode.h>
+
+// --- AliRoot header files ---
+#include "AliLog.h"
#include "AliJetDummyGeo.h"
+#include "AliJetDummyShishKebabTrd1Module.h"
ClassImp(AliJetDummyGeo)
+
+AliJetDummyGeo::AliJetDummyGeo():
+ fArm1EtaMin(-0.7),
+ fArm1EtaMax(+0.7),
+ fArm1PhiMin(80.0),
+ fArm1PhiMax(200.0),
+ fNumberOfSuperModules(12),
+ fSteelFrontThick(0.0),
+ fLateralSteelStrip(0.01),
+ fIPDistance(428.0),
+ fPhiGapForSM(2.),
+ fNPhi(12),
+ fNZ(24),
+ fPhiModuleSize(12.26 - fPhiGapForSM / Float_t(fNPhi)),
+ fEtaModuleSize(fPhiModuleSize),
+ fNPHIdiv(2),
+ fNETAdiv(2),
+ fPhiTileSize(fPhiModuleSize/Double_t(fNPHIdiv) - fLateralSteelStrip),
+ fEtaTileSize(fEtaModuleSize/Double_t(fNETAdiv) - fLateralSteelStrip),
+ fNECLayers(77),
+ fECScintThick(0.16),
+ fECPbRadThickness(0.16),
+ fSampling(12.327),
+ fTrd1Angle(1.5),
+ fNCellsInModule(fNPHIdiv*fNETAdiv),
+ fNCellsInSupMod(fNCellsInModule*fNPhi*fNZ),
+ fNCells(fNCellsInSupMod*fNumberOfSuperModules-fNCellsInSupMod),
+ fLongModuleSize(fNECLayers*(fECScintThick + fECPbRadThickness)),
+ f2Trd1Dx2(fEtaModuleSize + 2.*fLongModuleSize*TMath::Tan(fTrd1Angle*TMath::DegToRad()/2.)),
+ fShellThickness(TMath::Sqrt(fLongModuleSize*fLongModuleSize + f2Trd1Dx2*f2Trd1Dx2)+fSteelFrontThick),
+ fZLength(2.*ZFromEtaR(fIPDistance+fShellThickness,fArm1EtaMax)),
+ fEtaMaxOfTRD1(0.),
+ fPhiBoundariesOfSM(0),
+ fPhiCentersOfSM(0),
+ fCentersOfCellsEtaDir(0),
+ fCentersOfCellsXDir(0),
+ fCentersOfCellsPhiDir(0),
+ fEtaCentersOfCells(0),
+ fPhiCentersOfCells(0),
+ fShishKebabTrd1Modules(0),
+ fDebug(0)
+{
+ // Constructor
+
+ // Local coordinates
+ fParSM[0] = GetShellThickness()/2.;
+ fParSM[1] = GetPhiModuleSize() * GetNPhi()/2.;
+ fParSM[2] = 350./2.;
+
+ fEnvelop[0] = fIPDistance; // mother volume inner radius
+ fEnvelop[1] = fIPDistance + fShellThickness; // mother volume outer r.
+ fEnvelop[2] = 1.00001*fZLength; // add some padding for mother volume.
+
+ // SM phi boundaries - (0,1),(2,3) .. (10,11) - has the same boundaries; Nov 7, 2006
+ fPhiBoundariesOfSM.Set(fNumberOfSuperModules);
+ fPhiCentersOfSM.Set(fNumberOfSuperModules/2);
+ fPhiBoundariesOfSM[0] = TMath::PiOver2() - TMath::ATan2(fParSM[1] , fIPDistance); // 1th and 2th modules)
+ fPhiBoundariesOfSM[1] = TMath::PiOver2() + TMath::ATan2(fParSM[1] , fIPDistance);
+ fPhiCentersOfSM[0] = TMath::PiOver2();
+ for(Int_t i=1; i<=4; i++) { // from 2th ro 9th
+ fPhiBoundariesOfSM[2*i] = fPhiBoundariesOfSM[0] + 20.*TMath::DegToRad()*i;
+ fPhiBoundariesOfSM[2*i+1] = fPhiBoundariesOfSM[1] + 20.*TMath::DegToRad()*i;
+ fPhiCentersOfSM[i] = fPhiCentersOfSM[0] + 20.*TMath::DegToRad()*i;
+ }
+ fPhiBoundariesOfSM[11] = 190.*TMath::DegToRad();
+ fPhiBoundariesOfSM[10] = fPhiBoundariesOfSM[11] - TMath::ATan2((fParSM[1]) , fIPDistance);
+ fPhiCentersOfSM[5] = (fPhiBoundariesOfSM[10]+fPhiBoundariesOfSM[11])/2.;
+
+ Int_t nphism = GetNumberOfSuperModules()/2;
+ Double_t dphi = (GetArm1PhiMax() - GetArm1PhiMin())/nphism;
+ Double_t rpos = (GetEnvelop(0) + GetEnvelop(1))/2.;
+ Double_t phi, phiRad, xpos, ypos, zpos;
+ for(Int_t i=0; i<nphism; i++){
+ phi = GetArm1PhiMin() + dphi*(2*i+1)/2.; // phi= 90, 110, 130, 150, 170, 190
+ phiRad = phi*TMath::Pi()/180.;
+ xpos = rpos * TMath::Cos(phiRad);
+ ypos = rpos * TMath::Sin(phiRad);
+ zpos = fParSM[2];
+ if(i==5) {
+ xpos += (fParSM[1]/2. * TMath::Sin(phiRad));
+ ypos -= (fParSM[1]/2. * TMath::Cos(phiRad));
+ }
+ // pozitive z
+ Int_t ind = 2*i;
+ TGeoRotation *geoRot0 = new TGeoRotation("geoRot0", 90.0, phi, 90.0, 90.0+phi, 0.0, 0.0);
+ fMatrixOfSM[ind] = new TGeoCombiTrans(Form("EmcalSM%2.2i",ind),
+ xpos,ypos, zpos, geoRot0);
+ // negaive z
+ ind++;
+ Double_t phiy = 90. + phi + 180.;
+ if(phiy>=360.) phiy -= 360.;
+ TGeoRotation *geoRot1 = new TGeoRotation("geoRot1", 90.0, phi, 90.0, phiy, 180.0, 0.0);
+ fMatrixOfSM[ind] = new TGeoCombiTrans(Form("EmcalSM%2.2i",ind),
+ xpos,ypos,-zpos, geoRot1);
+ } // for
+
+ CreateListOfTrd1Modules();
+
+ if(fDebug > 0){
+ for(Int_t i=0; i<6; i++){
+ cout << "fMatrixOfSM[" << i << "]: " << fMatrixOfSM[i] << endl;
+ }
+ cout << "fArm1EtaMin: " << fArm1EtaMin << endl;
+ cout << "fArm1EtaMax: " << fArm1EtaMax << endl;
+ cout << "fArm1PhiMin: " << fArm1PhiMin << endl;
+ cout << "fArm1PhiMax: " << fArm1PhiMax << endl;
+ cout << "fNumberOfSuperModules: " << fNumberOfSuperModules << endl;
+ cout << "fSteelFrontThick: " << fSteelFrontThick << endl;
+ cout << "fIPDistance: " << fIPDistance << endl;
+ cout << "fZLength: " << fZLength << endl;
+ cout << "fPhiGapForSM: " << fPhiGapForSM << endl;
+ cout << "fNPhi: " << fNPhi << endl;
+ cout << "fNZ: " << fNZ << endl;
+ cout << "fPhiModuleSize: " << fPhiModuleSize << endl;
+ cout << "fEtaModuleSize: " << fEtaModuleSize << endl;
+ cout << "fNPHIdiv: " << fNPHIdiv << endl;
+ cout << "fNETAdiv: " << fNETAdiv << endl;
+ cout << "fNECLayers: " << fNECLayers << endl;
+ cout << "fECScintThick: " << fECScintThick << endl;
+ cout << "fECPbRadThickness: " << fECPbRadThickness << endl;
+ cout << "fSampling: " << fSampling << endl;
+ cout << "fTrd1Angle: " << fTrd1Angle << endl;
+ cout << "fNCellsInModule: " << fNCellsInModule << endl;
+ cout << "fNCellsInSupMod: " << fNCellsInSupMod << endl;
+ cout << "fNCells: " << fNCells << endl;
+ cout << "fLongModuleSize: " << fLongModuleSize << endl;
+ cout << "f2Trd1Dx2: " << f2Trd1Dx2 << endl;
+ cout << "fShellThickness: " << fShellThickness << endl;
+ cout << "fEtaMaxOfTRD1: " << fEtaMaxOfTRD1 << endl;
+ }
+}
+
+AliJetDummyGeo::AliJetDummyGeo(const AliJetDummyGeo& geom):
+ TObject(geom),
+ fArm1EtaMin(geom.fArm1EtaMin),
+ fArm1EtaMax(geom.fArm1EtaMax),
+ fArm1PhiMin(geom.fArm1PhiMin),
+ fArm1PhiMax(geom.fArm1PhiMax),
+ fNumberOfSuperModules(geom.fNumberOfSuperModules),
+ fSteelFrontThick(geom.fSteelFrontThick),
+ fLateralSteelStrip(geom.fLateralSteelStrip),
+ fIPDistance(geom.fIPDistance),
+ fPhiGapForSM(geom.fPhiGapForSM),
+ fNPhi(geom.fNPhi),
+ fNZ(geom.fNZ),
+ fPhiModuleSize(geom.fPhiModuleSize),
+ fEtaModuleSize(geom.fEtaModuleSize),
+ fNPHIdiv(geom.fNPHIdiv),
+ fNETAdiv(geom.fNETAdiv),
+ fPhiTileSize(geom.fPhiTileSize),
+ fEtaTileSize(geom.fEtaTileSize),
+ fNECLayers(geom.fNECLayers),
+ fECScintThick(geom.fECScintThick),
+ fECPbRadThickness(geom.fECPbRadThickness),
+ fSampling(geom.fSampling),
+ fTrd1Angle(geom.fTrd1Angle),
+ fNCellsInModule(geom.fNCellsInModule),
+ fNCellsInSupMod(geom.fNCellsInSupMod),
+ fNCells(geom.fNCells),
+ fLongModuleSize(geom.fLongModuleSize),
+ f2Trd1Dx2(geom.f2Trd1Dx2),
+ fShellThickness(geom.fShellThickness),
+ fZLength(geom.fZLength),
+ fEtaMaxOfTRD1(geom.fEtaMaxOfTRD1),
+ fPhiBoundariesOfSM(geom.fPhiBoundariesOfSM),
+ fPhiCentersOfSM(geom.fPhiCentersOfSM),
+ fCentersOfCellsEtaDir(geom.fCentersOfCellsEtaDir),
+ fCentersOfCellsXDir(geom.fCentersOfCellsXDir),
+ fCentersOfCellsPhiDir(geom.fCentersOfCellsPhiDir),
+ fEtaCentersOfCells(geom.fEtaCentersOfCells),
+ fPhiCentersOfCells(geom.fPhiCentersOfCells),
+ fShishKebabTrd1Modules(geom.fShishKebabTrd1Modules),
+ fDebug(geom.fDebug)
+{
+ // Constructor
+ // Local coordinates
+ fParSM[0] = GetShellThickness()/2.;
+ fParSM[1] = GetPhiModuleSize() * GetNPhi()/2.;
+ fParSM[2] = 350./2.;
+
+ fEnvelop[0] = fIPDistance; // mother volume inner radius
+ fEnvelop[1] = fIPDistance + fShellThickness; // mother volume outer r.
+ fEnvelop[2] = 1.00001*fZLength; // add some padding for mother volume.
+
+ // SM phi boundaries - (0,1),(2,3) .. (10,11) - has the same boundaries; Nov 7, 2006
+ fPhiBoundariesOfSM.Set(fNumberOfSuperModules);
+ fPhiCentersOfSM.Set(fNumberOfSuperModules/2);
+ fPhiBoundariesOfSM[0] = TMath::PiOver2() - TMath::ATan2(fParSM[1] , fIPDistance); // 1th and 2th modules)
+ fPhiBoundariesOfSM[1] = TMath::PiOver2() + TMath::ATan2(fParSM[1] , fIPDistance);
+ fPhiCentersOfSM[0] = TMath::PiOver2();
+ for(Int_t i=1; i<=4; i++) { // from 2th ro 9th
+ fPhiBoundariesOfSM[2*i] = fPhiBoundariesOfSM[0] + 20.*TMath::DegToRad()*i;
+ fPhiBoundariesOfSM[2*i+1] = fPhiBoundariesOfSM[1] + 20.*TMath::DegToRad()*i;
+ fPhiCentersOfSM[i] = fPhiCentersOfSM[0] + 20.*TMath::DegToRad()*i;
+ }
+ fPhiBoundariesOfSM[11] = 190.*TMath::DegToRad();
+ fPhiBoundariesOfSM[10] = fPhiBoundariesOfSM[11] - TMath::ATan2((fParSM[1]) , fIPDistance);
+ fPhiCentersOfSM[5] = (fPhiBoundariesOfSM[10]+fPhiBoundariesOfSM[11])/2.;
+
+ Int_t nphism = GetNumberOfSuperModules()/2;
+ Double_t dphi = (GetArm1PhiMax() - GetArm1PhiMin())/nphism;
+ Double_t rpos = (GetEnvelop(0) + GetEnvelop(1))/2.;
+ Double_t phi, phiRad, xpos, ypos, zpos;
+ for(Int_t i=0; i<nphism; i++){
+ phi = GetArm1PhiMin() + dphi*(2*i+1)/2.; // phi= 90, 110, 130, 150, 170, 190
+ phiRad = phi*TMath::Pi()/180.;
+ xpos = rpos * TMath::Cos(phiRad);
+ ypos = rpos * TMath::Sin(phiRad);
+ zpos = fParSM[2];
+ if(i==5) {
+ xpos += (fParSM[1]/2. * TMath::Sin(phiRad));
+ ypos -= (fParSM[1]/2. * TMath::Cos(phiRad));
+ }
+ // pozitive z
+ Int_t ind = 2*i;
+ TGeoRotation *geoRot0 = new TGeoRotation("geoRot0", 90.0, phi, 90.0, 90.0+phi, 0.0, 0.0);
+ fMatrixOfSM[ind] = new TGeoCombiTrans(Form("EmcalSM%2.2i",ind),
+ xpos,ypos, zpos, geoRot0);
+ // negaive z
+ ind++;
+ Double_t phiy = 90. + phi + 180.;
+ if(phiy>=360.) phiy -= 360.;
+ TGeoRotation *geoRot1 = new TGeoRotation("geoRot1", 90.0, phi, 90.0, phiy, 180.0, 0.0);
+ fMatrixOfSM[ind] = new TGeoCombiTrans(Form("EmcalSM%2.2i",ind),
+ xpos,ypos,-zpos, geoRot1);
+
+ delete geoRot0;
+ delete geoRot1;
+
+ } // for
+
+ CreateListOfTrd1Modules();
+
+}
+
+//------------------------------------------------------------------------------------
+AliJetDummyGeo::~AliJetDummyGeo()
+{
+ // Destructor
+ // delete [] fMatrixOfSM;
+}
+
+//------------------------------------------------------------------------------------
+void AliJetDummyGeo::EtaPhiFromIndex(Int_t absId, Float_t& eta, Float_t& phi) const
+{
+ // Nov 16, 2006- float to double
+ // version for TRD1 only
+ static TVector3 vglob;
+ GetGlobal(absId, vglob);
+ eta = vglob.Eta();
+ phi = vglob.Phi();
+
+}
+
+//------------------------------------------------------------------------------------
+void AliJetDummyGeo::GetGlobal(const Double_t *loc, Double_t *glob, Int_t ind) const
+{
+ // Figure out the global numbering of a given supermodule from the
+ // local numbering
+ // Alice numbering - Jun 03,2006
+ // if(fMatrixOfSM[0] == 0) GetTransformationForSM();
+
+ if(ind>=0 && ind < GetNumberOfSuperModules()) {
+ fMatrixOfSM[ind]->LocalToMaster(loc, glob);
+ }
+}
+
+//------------------------------------------------------------------------------------
+void AliJetDummyGeo::GetGlobal(Int_t absId , Double_t glob[3]) const
+{
+ // Alice numbering scheme - Jun 03, 2006
+ static Int_t nSupMod, nModule, nIphi, nIeta;
+ static Double_t loc[3];
+
+ glob[0]=glob[1]=glob[2]=0.0; // bad case
+ if(RelPosCellInSModule(absId, loc)) {
+ GetCellIndex(absId, nSupMod, nModule, nIphi, nIeta);
+ fMatrixOfSM[nSupMod]->LocalToMaster(loc, glob);
+ }
+}
+
+//------------------------------------------------------------------------------------
+void AliJetDummyGeo::GetGlobal(Int_t absId , TVector3 &vglob) const
+{
+ // Alice numbering scheme - Jun 03, 2006
+ static Double_t glob[3];
+
+ GetGlobal(absId, glob);
+ vglob.SetXYZ(glob[0], glob[1], glob[2]);
+
+}
+
+//------------------------------------------------------------------------------------
+Bool_t AliJetDummyGeo::RelPosCellInSModule(Int_t absId, Double_t loc[3]) const
+{
+ // Alice numbering scheme - Jun 03, 2006
+ loc[0] = loc[1] = loc[2]=0.0;
+ if(RelPosCellInSModule(absId, loc[0],loc[1],loc[2])) {
+ return kTRUE;
+ }
+ return kFALSE;
+}
+
+//------------------------------------------------------------------------------------
+Bool_t AliJetDummyGeo::RelPosCellInSModule(Int_t absId, Double_t &xr, Double_t &yr, Double_t &zr) const
+{
+ // Look to see what the relative position inside a given cell is
+ // for a recpoint.
+ // Alice numbering scheme - Jun 08, 2006
+ // In:
+ // absId - cell is as in Geant, 0<= absId < fNCells;
+ // OUT:
+ // xr,yr,zr - x,y,z coordinates of cell with absId inside SM
+
+ // Shift index taking into account the difference between standard SM
+ // and SM of half size in phi direction
+ const Int_t phiIndexShift = fCentersOfCellsPhiDir.GetSize()/4; // Nov 22, 2006; was 6 for cas 2X2
+ static Int_t nSupMod, nModule, nIphi, nIeta, iphi, ieta;
+ if(!CheckAbsCellId(absId)) return kFALSE;
+
+ GetCellIndex(absId, nSupMod, nModule, nIphi, nIeta);
+ GetCellPhiEtaIndexInSModule(nSupMod,nModule,nIphi,nIeta, iphi, ieta);
+
+ xr = fCentersOfCellsXDir.At(ieta);
+ zr = fCentersOfCellsEtaDir.At(ieta);
+
+ if(nSupMod<10) {
+ yr = fCentersOfCellsPhiDir.At(iphi);
+ } else {
+ yr = fCentersOfCellsPhiDir.At(iphi + phiIndexShift);
+ }
+
+ return kTRUE;
+}
+
+//------------------------------------------------------------------------------------
+Bool_t AliJetDummyGeo::CheckAbsCellId(Int_t absId) const
+{
+ // May 31, 2006; only trd1 now
+ if(absId<0 || absId >= fNCells) return kFALSE;
+ else return kTRUE;
+}
+
+//------------------------------------------------------------------------------------
+Bool_t AliJetDummyGeo::GetCellIndex(Int_t absId,Int_t &nSupMod,Int_t &nModule,Int_t &nIphi,Int_t &nIeta) const
+{
+ // 21-sep-04; 19-oct-05;
+ // May 31, 2006; ALICE numbering scheme:
+ //
+ // In:
+ // absId - cell is as in Geant, 0<= absId < fNCells;
+ // Out:
+ // nSupMod - super module(SM) number, 0<= nSupMod < fNumberOfSuperModules;
+ // nModule - module number in SM, 0<= nModule < fNCellsInSupMod/fNCellsInSupMod or(/2) for tow last SM (10th and 11th);
+ // nIphi - cell number in phi driection inside module; 0<= nIphi < fNPHIdiv;
+ // nIeta - cell number in eta driection inside module; 0<= nIeta < fNETAdiv;
+ //
+ static Int_t tmp=0, sm10=0;
+ if(!CheckAbsCellId(absId)) return kFALSE;
+
+ sm10 = fNCellsInSupMod*10;
+ if(absId >= sm10) { // 110 degree case; last two supermodules
+ nSupMod = (absId-sm10) / (fNCellsInSupMod/2) + 10;
+ tmp = (absId-sm10) % (fNCellsInSupMod/2);
+ } else {
+ nSupMod = absId / fNCellsInSupMod;
+ tmp = absId % fNCellsInSupMod;
+ }
+
+ nModule = tmp / fNCellsInModule;
+ tmp = tmp % fNCellsInModule;
+ nIphi = tmp / fNPHIdiv;
+ nIeta = tmp % fNPHIdiv;
+
+ return kTRUE;
+}
+
+//------------------------------------------------------------------------------------
+void AliJetDummyGeo::GetCellPhiEtaIndexInSModule(Int_t nSupMod, Int_t nModule, Int_t nIphi, Int_t nIeta, Int_t &iphi, Int_t &ieta) const
+{
+ //
+ // Added nSupMod; Nov 25, 05
+ // Alice numbering scheme - Jun 01,2006
+ // IN:
+ // nSupMod - super module(SM) number, 0<= nSupMod < fNumberOfSuperModules;
+ // nModule - module number in SM, 0<= nModule < fNCellsInSupMod/fNCellsInSupMod or(/2) for tow last SM (10th and 11th);
+ // nIphi - cell number in phi driection inside module; 0<= nIphi < fNPHIdiv;
+ // nIeta - cell number in eta driection inside module; 0<= nIeta < fNETAdiv;
+ //
+ // OUT:
+ // ieta, iphi - indexes of cell(tower) in two dimensional grid of SM
+ // ieta - have to change from 0 to (fNZ*fNETAdiv-1)
+ // iphi - have to change from 0 to (fNPhi*fNPHIdiv-1 or fNPhi*fNPHIdiv/2-1)
+ //
+ static Int_t iphim, ietam;
+
+ GetModulePhiEtaIndexInSModule(nSupMod,nModule, iphim, ietam);
+ // ieta = ietam*fNETAdiv + (1-nIeta); // x(module) = -z(SM)
+ ieta = ietam*fNETAdiv + (fNETAdiv - 1 - nIeta); // x(module) = -z(SM)
+ iphi = iphim*fNPHIdiv + nIphi; // y(module) = y(SM)
+
+}
+
+
+//------------------------------------------------------------------------------------
+void AliJetDummyGeo::GetModulePhiEtaIndexInSModule(Int_t nSupMod, Int_t nModule, Int_t &iphim, Int_t &ietam) const
+{
+ // added nSupMod; - 19-oct-05 !
+ // Alice numbering scheme - Jun 01,2006
+ // ietam, iphi - indexes of module in two dimensional grid of SM
+ // ietam - have to change from 0 to fNZ-1
+ // iphim - have to change from 0 to nphi-1 (fNPhi-1 or fNPhi/2-1)
+ static Int_t nphi;
+
+ if(nSupMod>=10) nphi = fNPhi/2;
+ else nphi = fNPhi;
+
+ ietam = nModule/nphi;
+ iphim = nModule%nphi;
+}
+
+//------------------------------------------------------------------------------------
+Bool_t AliJetDummyGeo::GetAbsCellIdFromEtaPhi(Double_t eta, Double_t phi, Int_t &absId) const
+{
+ // Nov 17,2006
+ // stay here - phi problem as usual
+ static Int_t nSupMod, i, ieta, iphi, etaShift, nphi;
+ static Double_t absEta=0.0, d=0.0, dmin=0.0, phiLoc;
+ absId = nSupMod = - 1;
+ if(SuperModuleNumberFromEtaPhi(eta, phi, nSupMod)) {
+ // phi index first
+ phi = TVector2::Phi_0_2pi(phi);
+ phiLoc = phi - fPhiCentersOfSM[nSupMod/2];
+ nphi = fPhiCentersOfCells.GetSize();
+ if(nSupMod>=10) {
+ phiLoc = phi - 190.*TMath::DegToRad();
+ nphi /= 2;
+ }
+
+ dmin = TMath::Abs(fPhiCentersOfCells[0]-phiLoc);
+ iphi = 0;
+ for(i=1; i<nphi; i++) {
+ d = TMath::Abs(fPhiCentersOfCells[i] - phiLoc);
+ if(d < dmin) {
+ dmin = d;
+ iphi = i;
+ }
+ }
+ // odd SM are turned with respect of even SM - reverse indexes
+
+ // eta index
+ absEta = TMath::Abs(eta);
+ etaShift = iphi*fCentersOfCellsEtaDir.GetSize();
+ dmin = TMath::Abs(fEtaCentersOfCells[etaShift]-absEta);
+ ieta = 0;
+ for(i=1; i<fCentersOfCellsEtaDir.GetSize(); i++) {
+ d = TMath::Abs(fEtaCentersOfCells[i+etaShift] - absEta);
+ if(d < dmin) {
+ dmin = d;
+ ieta = i;
+ }
+ }
+
+ if(eta<0) iphi = (nphi-1) - iphi;
+ absId = GetAbsCellIdFromCellIndexes(nSupMod, iphi, ieta);
+
+ return kTRUE;
+ }
+ return kFALSE;
+}
+
+//------------------------------------------------------------------------------------
+Bool_t AliJetDummyGeo::SuperModuleNumberFromEtaPhi(Double_t eta, Double_t phi, Int_t &nSupMod) const
+{
+ // Return false if phi belongs a phi cracks between SM
+
+ static Int_t i;
+
+ if(TMath::Abs(eta) > fEtaMaxOfTRD1) return kFALSE;
+
+ phi = TVector2::Phi_0_2pi(phi); // move phi to (0,2pi) boundaries
+ for(i=0; i<6; i++) {
+ if(phi>=fPhiBoundariesOfSM[2*i] && phi<=fPhiBoundariesOfSM[2*i+1]) {
+ nSupMod = 2*i;
+ if(eta < 0.0) nSupMod++;
+ return kTRUE;
+ }
+ }
+ return kFALSE;
+}
+
+//------------------------------------------------------------------------------------
+Int_t AliJetDummyGeo::GetAbsCellIdFromCellIndexes(Int_t nSupMod, Int_t iphi, Int_t ieta) const
+{
+ // Transition from super module number(nSupMod) and cell indexes (ieta,iphi) to absId
+ static Int_t ietam, iphim, nModule;
+ static Int_t nIeta, nIphi; // cell indexes in module
+
+ GetModuleIndexesFromCellIndexesInSModule(nSupMod, iphi, ieta, ietam, iphim, nModule);
+
+ nIeta = ieta%fNETAdiv;
+ nIeta = fNETAdiv - 1 - nIeta;
+ nIphi = iphi%fNPHIdiv;
+
+ return GetAbsCellId(nSupMod, nModule, nIphi, nIeta);
+}
+
+//------------------------------------------------------------------------------------
+void AliJetDummyGeo::GetModuleIndexesFromCellIndexesInSModule(Int_t nSupMod, Int_t iphi, Int_t ieta,
+ Int_t &iphim, Int_t &ietam, Int_t &nModule) const
+{
+ // Transition from cell indexes (ieta,iphi) to module indexes (ietam,iphim, nModule)
+ static Int_t nphi;
+ nphi = GetNumberOfModuleInPhiDirection(nSupMod);
+
+ ietam = ieta/fNETAdiv;
+ iphim = iphi/fNPHIdiv;
+ nModule = ietam * nphi + iphim;
+}
+
+//------------------------------------------------------------------------------------
+Int_t AliJetDummyGeo::GetAbsCellId(Int_t nSupMod, Int_t nModule, Int_t nIphi, Int_t nIeta) const
+{
+ // 27-aug-04;
+ // corr. 21-sep-04;
+ // 13-oct-05; 110 degree case
+ // May 31, 2006; ALICE numbering scheme:
+ // 0 <= nSupMod < fNumberOfSuperModules
+ // 0 <= nModule < fNPHI * fNZ ( fNPHI * fNZ/2 for fKey110DEG=1)
+ // 0 <= nIphi < fNPHIdiv
+ // 0 <= nIeta < fNETAdiv
+ // 0 <= absid < fNCells
+ static Int_t id=0; // have to change from 0 to fNCells-1
+ if(nSupMod >= 10) { // 110 degree case; last two supermodules
+ id = fNCellsInSupMod*10 + (fNCellsInSupMod/2)*(nSupMod-10);
+ } else {
+ id = fNCellsInSupMod*nSupMod;
+ }
+ id += fNCellsInModule *nModule;
+ id += fNPHIdiv *nIphi;
+ id += nIeta;
+ if(id<0 || id >= fNCells) {
+ id = -TMath::Abs(id); // if negative something wrong
+ }
+ return id;
+}
+
+//------------------------------------------------------------------------------------
+Bool_t AliJetDummyGeo::GetPhiBoundariesOfSMGap(Int_t nPhiSec, Double_t &phiMin, Double_t &phiMax) const
+{
+ // 0<= nPhiSec <=4; phi in rad
+ // 0; gap boundaries between 0th&2th | 1th&3th SM
+ // 1; gap boundaries between 2th&4th | 3th&5th SM
+ // 2; gap boundaries between 4th&6th | 5th&7th SM
+ // 3; gap boundaries between 6th&8th | 7th&9th SM
+ // 4; gap boundaries between 8th&10th | 9th&11th SM
+ if(nPhiSec<0 || nPhiSec >4) return kFALSE;
+ phiMin = fPhiBoundariesOfSM[2*nPhiSec+1];
+ phiMax = fPhiBoundariesOfSM[2*nPhiSec+2];
+ return kTRUE;
+}
+
+//------------------------------------------------------------------------------------
+void AliJetDummyGeo::CreateListOfTrd1Modules()
+{
+ // Generate the list of Trd1 modules
+ // which will make up the EMCAL
+ // geometry
+ printf("CreateListOfTrd1Modules() \n");
+
+ AliJetDummyShishKebabTrd1Module *mod=0, *mTmp=0; // current module
+ if(fShishKebabTrd1Modules == 0) {
+ fShishKebabTrd1Modules = new TList;
+ fShishKebabTrd1Modules->SetName("ListOfTRD1");
+ for(Int_t iz=0; iz< GetNZ(); iz++) {
+ if(iz==0) {
+ mod = new AliJetDummyShishKebabTrd1Module(TMath::Pi()/2.,this);
+ } else {
+ mTmp = new AliJetDummyShishKebabTrd1Module(*mod);
+ mod = mTmp;
+ }
+ fShishKebabTrd1Modules->Add(mod);
+ }
+ } else {
+ printf(" Already exits : ");
+ }
+ mod = (AliJetDummyShishKebabTrd1Module*)fShishKebabTrd1Modules->At(fShishKebabTrd1Modules->GetSize()-1);
+ fEtaMaxOfTRD1 = mod->GetMaxEtaOfModule(0);
+
+ // printf(" fShishKebabTrd1Modules has %i modules : max eta %5.4f \n",
+ // fShishKebabTrd1Modules->GetSize(),fEtaMaxOfTRD1);
+
+ // Feb 20,2006;
+ // Jun 01, 2006 - ALICE numbering scheme
+ // define grid for cells in eta(z) and x directions in local coordinates system of SM
+ // Works just for 2x2 case only -- ?? start here
+ //
+ //
+ // Define grid for cells in phi(y) direction in local coordinates system of SM
+ // as for 2X2 as for 3X3 - Nov 8,2006
+ //
+
+ // printf(" Cells grid in phi directions : size %i\n", fCentersOfCellsPhiDir.GetSize());
+
+ Int_t ind=0; // this is phi index
+ Int_t ieta=0, nModule=0, iphiTemp;
+ Double_t xr, zr, theta, phi, eta, r, x,y;
+ xr = 0.;
+ zr = 0.;
+
+ TVector3 vglob;
+ Double_t ytCenterModule=0.0, ytCenterCell=0.0;
+
+ fCentersOfCellsPhiDir.Set(fNPhi*fNPHIdiv);
+ fPhiCentersOfCells.Set(fNPhi*fNPHIdiv);
+
+ Double_t R0 = GetIPDistance() + GetLongModuleSize()/2.;
+ for(Int_t it=0; it<fNPhi; it++) { // cycle on modules
+ ytCenterModule = -fParSM[1] + fPhiModuleSize*(2*it+1)/2; // center of module
+ for(Int_t ic=0; ic<fNPHIdiv; ic++) { // cycle on cells in module
+ if(fNPHIdiv==2) {
+ ytCenterCell = ytCenterModule + fPhiTileSize *(2*ic-1)/2.;
+ } else if(fNPHIdiv==3){
+ ytCenterCell = ytCenterModule + fPhiTileSize *(ic-1);
+ } else if(fNPHIdiv==1){
+ ytCenterCell = ytCenterModule;
+ }
+ fCentersOfCellsPhiDir.AddAt(ytCenterCell,ind);
+ // Define grid on phi direction
+ // Grid is not the same for different eta bin;
+ // Effect is small but is still here
+ phi = TMath::ATan2(ytCenterCell, R0);
+ fPhiCentersOfCells.AddAt(phi, ind);
+
+ // printf(" ind %2.2i : y %8.3f ", ind, fCentersOfCellsPhiDir.At(ind));
+ ind++;
+ }
+ }
+
+ fCentersOfCellsEtaDir.Set(fNZ *fNETAdiv);
+ fCentersOfCellsXDir.Set(fNZ *fNETAdiv);
+ fEtaCentersOfCells.Set(fNZ *fNETAdiv * fNPhi*fNPHIdiv);
+ if(fDebug>1) AliInfo(Form(" Cells grid in eta directions : size %i\n", fCentersOfCellsEtaDir.GetSize()));
+ for(Int_t it=0; it<fNZ; it++) {
+ AliJetDummyShishKebabTrd1Module *trd1 = GetShishKebabModule(it);
+ nModule = fNPhi*it;
+ for(Int_t ic=0; ic<fNETAdiv; ic++) {
+ if(fNPHIdiv==2) {
+ trd1->GetCenterOfCellInLocalCoordinateofSM(ic, xr, zr); // case of 2X2
+ GetCellPhiEtaIndexInSModule(0, nModule, 0, ic, iphiTemp, ieta);
+ } if(fNPHIdiv==3) {
+ trd1->GetCenterOfCellInLocalCoordinateofSM3X3(ic, xr, zr); // case of 3X3
+ GetCellPhiEtaIndexInSModule(0, nModule, 0, ic, iphiTemp, ieta);
+ } if(fNPHIdiv==1) {
+ trd1->GetCenterOfCellInLocalCoordinateofSM1X1(xr, zr); // case of 1X1
+ GetCellPhiEtaIndexInSModule(0, nModule, 0, ic, iphiTemp, ieta);
+ }
+ fCentersOfCellsXDir.AddAt(Float_t(xr) - fParSM[0],ieta);
+ fCentersOfCellsEtaDir.AddAt(Float_t(zr) - fParSM[2],ieta);
+ // Define grid on eta direction for each bin in phi
+ for(Int_t iphi=0; iphi<fCentersOfCellsPhiDir.GetSize(); iphi++) {
+ x = xr + trd1->GetRadius();
+ y = fCentersOfCellsPhiDir[iphi];
+ r = TMath::Sqrt(x*x + y*y + zr*zr);
+ theta = TMath::ACos(zr/r);
+ eta = AliJetDummyShishKebabTrd1Module::ThetaToEta(theta);
+ // ind = ieta*fCentersOfCellsPhiDir.GetSize() + iphi;
+ ind = iphi*fCentersOfCellsEtaDir.GetSize() + ieta;
+ fEtaCentersOfCells.AddAt(eta, ind);
+ }
+ //printf(" ieta %i : xr + trd1->GetRadius() %f : zr %f : eta %f \n", ieta, xr + trd1->GetRadius(), zr, eta);
+ }
+ }
+
+ if(fDebug>1){
+ for(Int_t i=0; i<fCentersOfCellsEtaDir.GetSize(); i++) {
+ AliInfo(Form(" ind %2.2i : z %8.3f : x %8.3f", i+1,
+ fCentersOfCellsEtaDir.At(i),fCentersOfCellsXDir.At(i)));
+ }
+ }
+}
+
+//------------------------------------------------------------------------------------
+AliJetDummyShishKebabTrd1Module* AliJetDummyGeo::GetShishKebabModule(Int_t neta)
+{
+ // This method was too long to be included in the header file - the
+ // rule checker complained about it's length, so we move it here. It
+ // returns the shishkebabmodule at a given eta index point.
+
+ static AliJetDummyShishKebabTrd1Module* trd1=0;
+ if(fShishKebabTrd1Modules && neta>=0 && neta<fShishKebabTrd1Modules->GetSize()) {
+ trd1 = (AliJetDummyShishKebabTrd1Module*)fShishKebabTrd1Modules->At(neta);
+ } else trd1 = 0;
+ return trd1;
+}
+
+//------------------------------------------------------------------------------------
+void AliJetDummyGeo::GetTransformationForSM()
+{
+ // Uses the geometry manager to load the transformation matrix
+ // for the supermodules
+ // Unused after 19 Jan, 2007 - keep for compatibility;
+
+ return;
+ static Bool_t transInit=kFALSE;
+ if(transInit) return;
+
+ Int_t i=0;
+ if(gGeoManager == 0) {
+ Info("CreateTransformationForSM() "," Load geometry : TGeoManager::Import()");
+ assert(0);
+ }
+
+ TGeoNode *tn = gGeoManager->GetTopNode();
+ TGeoNode *node=0, *xen1 = 0;
+ for(i=0; i<tn->GetNdaughters(); i++) {
+ node = tn->GetDaughter(i);
+ TString ns(node->GetName());
+ if(ns.Contains(GetNameOfEMCALEnvelope())) {
+ xen1 = node;
+ break;
+ }
+ }
+
+ if(!xen1) {
+ Info("CreateTransformationForSM() "," geometry has not EMCAL envelope with name %s",
+ GetNameOfEMCALEnvelope());
+ assert(0);
+ }
+ AliInfo(Form(" i %i : EMCAL Envelope is %s : #SM %i \n", i, xen1->GetName(), xen1->GetNdaughters()));
+ for(i=0; i<xen1->GetNdaughters(); i++) {
+ TGeoNodeMatrix *sm = (TGeoNodeMatrix*)xen1->GetDaughter(i);
+ fMatrixOfSM[i] = sm->GetMatrix();
+ }
+ AliInfo(Form("transInit %d: ", transInit));
+ transInit = kTRUE;
+}
+