X-Git-Url: http://git.uio.no/git/?p=u%2Fmrichter%2FAliRoot.git;a=blobdiff_plain;f=EMCAL%2FAliEMCALv0.cxx;h=f13ea3d9028ba2a6e49fad33d98af31913c3bb88;hp=943a174cf79e2fc5ddc2f44224e89bc61fa6cbd6;hb=e10c4768b7d3b7b025678b251cac905e3582a4f8;hpb=f590bb152855d6d7e493f584ce9dd7c8aaed3f4f diff --git a/EMCAL/AliEMCALv0.cxx b/EMCAL/AliEMCALv0.cxx index 943a174cf79..f13ea3d9028 100644 --- a/EMCAL/AliEMCALv0.cxx +++ b/EMCAL/AliEMCALv0.cxx @@ -35,6 +35,7 @@ #include "TNode.h" #include "TRandom.h" #include "TGeometry.h" +#include "TVirtualMC.h" // --- Standard library --- @@ -104,25 +105,37 @@ void AliEMCALv0::CreateGeometry() //| | Air Gap = GetGap2Active() | | //| | | | //| ------------------------------------------------- | - //| | XU0 : XPST (PreShower e = GetPreSintThick() )| | + //| | XU0 : XPST (PreShower e = GetPRScintThick() )| | //| ------------------------------------------------- | - //| | XU0 : XPBX (PreShower e = GetPbRadThick() ) | | + //| | XU0 : XPBX (PreShower e = GetPRPbRadThick() )| | //| ------------------------------------------------- | - //| | XU0 : XPST (PreShower e = GetPreSintThick() )| | + //| | XU0 : XPST (PreShower e = GetPEScintThick() )| | //| ------------------------------------------------- | - //| | XU0 : XPBX (PreShower e = GetPbRadThick() ) | | + //| | XU0 : XPBX (PreShower e = GetPRPbRadThick() )| | //| ------------------------------------------------- | - //| | XU1 : XPST (Tower e = GetFullSintThick() ) | | + //| etc ..... GetNPRLayers() times | //| ------------------------------------------------- | - //| | XU1 : XPBX (Tower e = GetPbRadThick() ) | | + //| | XU1 : XPST (ECAL e = GetECScintThick() ) | | //| ------------------------------------------------- | - //| | XU1 : XPST (Tower e = GetFullSintThick() | | + //| | XU1 : XPBX (ECAL e = GetECPbRadThick() ) | | //| ------------------------------------------------- | - //| | XU1 : XPBX (Tower e = GetPbRadThick() ) | | + //| | XU1 : XPST (ECAL e = GetECScintThick() | | //| ------------------------------------------------- | - //| etc ..... | + //| | XU1 : XPBX (ECAL e = GetECPbRadThick() ) | | //| ------------------------------------------------- | - //| | XU10 : XPST (Tower e = GetFullSintThick() ) | | + //| etc ..... GetNECLayers() times | + //| ------------------------------------------------- | + //| | XU1 : XPST (ECAL e = GetHCScintThick() ) | | + //| ------------------------------------------------- | + //| | XU1 : XPBX (ECAL e = GetHCPbRadThick() ) | | + //| ------------------------------------------------- | + //| | XU1 : XPST (ECAL e = GetHCScintThick() | | + //| ------------------------------------------------- | + //| | XU1 : XPBX (ECAL e = GetHCPbRadThick() ) | | + //| ------------------------------------------------- | + //| etc ..... GetNHCLayers() times | + //| ------------------------------------------------- | + //| | XU10 : XPST (HCAL e = GetHCScintThick() ) | | //|-----------------------------------------------------| Float_t etamin,etamax; @@ -137,65 +150,109 @@ void AliEMCALv0::CreateGeometry() // Get pointer to the array containing media indices Int_t *idtmed = fIdtmed->GetArray() - 1599 ; - // Create an Envelope within which to place the Detector - Float_t envelopA[5]; - envelopA[0] = geom->GetEnvelop(0); // rmin - envelopA[1] = geom->GetEnvelop(1); // rmax - envelopA[2] = geom->GetEnvelop(2)/2.0; // dz - envelopA[3] = geom->GetArm1PhiMin(); // minimun phi angle - envelopA[4] = geom->GetArm1PhiMax(); // maximun phi angle - - // create XEN1 - gMC->Gsvolu("XEN1", "TUBS ", idtmed[1599], envelopA, 5) ; //filled with air Int_t idrotm = 1; AliMatrix(idrotm, 90.0, 0., 90.0, 90.0, 0.0, 0.0) ; - // Position the EMCAL Mother Volume in Alice - gMC->Gspos("XEN1", 1, "ALIC", 0.0, 0.0, 0.0, idrotm, "ONLY") ; - // - TString label = "XU0"; - //rmin Start mini envelopes after the aluminium layer - envelopA[0] = geom->GetEnvelop(0) + geom->GetGap2Active() + - geom->GetAlFrontThickness(); + // Create the EMCAL Mother Volume (a polygone) within which to place the Detector and named XEN1 - //rmax larger for first two layers (preshower); - Float_t tseg = geom->GetPreSintThick()+geom->GetPbRadThick(); - envelopA[1] = envelopA[0] + 2.0*tseg; - envelopA[2] = geom->GetEnvelop(2)/2.0; // dz - envelopA[3] = geom->GetArm1PhiMin(); // minimun phi angle - envelopA[4] = geom->GetArm1PhiMax(); // maximun phi angle + Float_t envelopA[10]; + envelopA[0] = geom->GetArm1PhiMin(); // minimum phi angle + envelopA[1] = geom->GetArm1PhiMax() - geom->GetArm1PhiMin(); // angular range in phi + envelopA[2] = geom->GetNPhi(); // number of sections in phi + envelopA[3] = 2; // 2 z coordinates + envelopA[4] = geom->ZFromEtaR(geom->GetEnvelop(1), + geom->GetArm1EtaMin()); // z coordinate 1 + envelopA[5] = geom->GetEnvelop(0) ; // rmin at z1 + envelopA[6] = geom->GetEnvelop(1) ; // rmax at z1 + envelopA[7] = geom->ZFromEtaR(geom->GetEnvelop(1), + geom->GetArm1EtaMax()); // z coordinate 2 + envelopA[8] = envelopA[5] ; // radii are the same. + envelopA[9] = envelopA[6] ; // radii are the same. - //filled with air - gMC->Gsvolu(label.Data(), "TUBS ", idtmed[1599], envelopA, 5); + gMC->Gsvolu("XEN1", "PGON ", idtmed[1599], envelopA, 10) ; // Polygone filled with air + + // Position the EMCAL Mother Volume (XEN1) in Alice (ALIC) + + gMC->Gspos("XEN1", 1, "ALIC", 0.0, 0.0, 0.0, idrotm, "ONLY") ; + + if (gDebug==2) + Info("CreateGeometry","rXEN1 = %f, %f\n", envelopA[5], envelopA[6]); + + // Create mini-envelopes which will contain the PreShower scintillator-Lead-scintillator-lead + + if (gDebug==2) + Info("CreateGeometry","XU0 = %f, %f\n", envelopA[5], envelopA[6]); + + // Create mini-envelopes which will contain the Tower scintillator-radiator-scintillator-radiator + + TString label ; + + envelopA[5] = envelopA[5] + geom->GetGap2Active() // we are at the first scintllator + + geom->GetAlFrontThickness(); // rmin at z1 + envelopA[6] = envelopA[5] ; - // Place XU0 in to XEN1 - gMC->Gspos(label.Data(), 1, "XEN1", 0.0, 0.0, 0.0, idrotm, "ONLY"); - tseg = geom->GetFullSintThick()+geom->GetPbRadThick(); Int_t i ; - for (i = 1; i < ((geom->GetNLayers()-2)/2) + 1 ; i++ ){ + + Int_t nLayers = geom->GetNPRLayers() + geom->GetNECLayers() + geom->GetNHCLayers() ; + + for (i = 0; i < nLayers/2 ; i++ ){ label = "XU" ; label += i ; - envelopA[0] = envelopA[1]; //rmin - envelopA[1] = envelopA[0] + 2.0*tseg; //rmax + Float_t tseg ; + if (i == 0 ) + tseg = 2 *(geom->GetPRScintThick()+geom->GetPRPbRadThick()); // thickness of 2 * scintillator+Pb in pre shower + else if ( i <= geom->GetNECLayers()/2) + tseg = 2* (geom->GetECScintThick()+geom->GetECPbRadThick()); // thickness of 2 * scintillator+Pb in E Cal + else + tseg = 2* (geom->GetHCScintThick()+geom->GetHCCuRadThick()); // thickness of 2 * scintillator+Cu in H Cal + envelopA[5] = envelopA[6] ; // rmin at z1 + envelopA[4] = geom->ZFromEtaR(envelopA[5] + tseg, + geom->GetArm1EtaMin()); // z coordinate 1 + envelopA[7] = geom->ZFromEtaR(envelopA[5] + tseg, + geom->GetArm1EtaMax()); // z coordinate 2 + envelopA[6] = envelopA[5] + tseg ; // rmax at z1 + envelopA[8] = envelopA[5] ; // radii are the same. + envelopA[9] = envelopA[6] ; // radii are the same. + + gMC->Gsvolu(label.Data(), "PGON", idtmed[1599], envelopA, 10);// Polygone filled with air - //filled with air - gMC->Gsvolu(label.Data(), "TUBS ", idtmed[1599], envelopA, 5); + // Position XUi in XEN1 + gMC->Gspos(label.Data(), 1, "XEN1", 0.0, 0.0, 0.0, idrotm, "ONLY") ; + + if (gDebug == 2) + Info("CreateGeometry","XU%d = %f, %f\n", i, envelopA[5], envelopA[6]); + } // end i - tseg = geom->GetFullSintThick() ; + + // Create one mini-envelope which will contain the last Tower scintillator (XU(nlayers-1)/2) + label = "XU" ; label += i ; - envelopA[0] = envelopA[1]; //rmin - envelopA[1] = envelopA[0] + tseg; //rmax - - //filled with air - gMC->Gsvolu(label.Data(), "TUBS ", idtmed[1599], envelopA, 5); + envelopA[5] = envelopA[6] ; // rmin at z1 + envelopA[4] = geom->ZFromEtaR(envelopA[5], + geom->GetArm1EtaMin()); // z coordinate 1 + envelopA[7] = geom->ZFromEtaR(envelopA[5], + geom->GetArm1EtaMax()); // z coordinate 2 + if (geom->GetNHCLayers() == 0) // last scintillator is in ECAL + envelopA[6] = envelopA[5] + geom->GetECScintThick() ; // rmax at z1 + else // last scintillator is in HCAL + envelopA[6] = envelopA[5] + geom->GetECScintThick() ; // rmax at z1 + envelopA[8] = envelopA[5] ; // radii are the same. + envelopA[9] = envelopA[6] ; // radii are the same. + + gMC->Gsvolu(label.Data(), "PGON", idtmed[1599], envelopA, 10); // Polygone filled with air + + // Position the last minienvelope in XEN1 + gMC->Gspos(label.Data(), 1, "XEN1", 0.0, 0.0, 0.0, idrotm, "ONLY") ; + if(gDebug == 2) + Info("CreateGeometry","XEN%d = %f, %f\n", i, envelopA[5], envelopA[6]); // Create the shapes of active material (LEAD/Aluminium/Scintillator) // to be placed @@ -203,84 +260,118 @@ void AliEMCALv0::CreateGeometry() Float_t envelopC[10]; // Scintillator Layers Float_t envelopD[10]; // Lead Layers - //starting position in Phi - envelopC[0] = envelopD[0] = envelopB[0] = geom->GetArm1PhiMin(); - - // Angular size of the Detector in Phi - envelopB[1] = geom->GetArm1PhiMax() - geom->GetArm1PhiMin(); - envelopC[1] = envelopD[1] = envelopB[1]; - - // Number of Section in Phi - envelopC[2] = envelopD[2] = envelopB[2] = geom->GetNPhi(); - - // each section will be passed 2 z coordinates - envelopD[3] = envelopC[3] = envelopB[3] = 2; - envelopB[4] = geom->ZFromEtaR(geom->GetEnvelop(0)+geom->GetGap2Active(), - geom->GetArm1EtaMin());// z co-ordinate 1 - envelopB[5] = geom->GetEnvelop(0) + geom->GetGap2Active(); //rmin at z1 - envelopB[6] = envelopB[5] + geom->GetAlFrontThickness();//rmax at z1 - envelopD[6] = envelopB[6]; - envelopB[7] = geom->ZFromEtaR(geom->GetEnvelop(0)+geom->GetGap2Active(), - geom->GetArm1EtaMax()); // z co-ordinate 2 - envelopB[8] = envelopB[5] ; // - envelopB[9] = envelopB[6] ; // radii are the same. - - // filled shapes wit hactive material - - // Define Aluminium volume completely - gMC->Gsvolu("XALU", "PGON", idtmed[1602], envelopB, 10); - - // The polystyrene layers will be defined when placed - gMC->Gsvolu("XPST", "PGON", idtmed[1601], dum, 0); - gMC->Gsvolu("XPBX", "PGON", idtmed[1600], dum, 0);// as will the lead layers + envelopC[0] = envelopD[0] = envelopB[0] = envelopA[0] ; // starting position in Phi + envelopC[1] = envelopD[1] = envelopB[1] = envelopA[1] ; // angular range in phi + envelopC[2] = envelopD[2] = envelopB[2] = envelopA[2] ; // number of sections in Phi + envelopD[3] = envelopC[3] = envelopB[3] = envelopA[3] ; // 2 z coordinates + + Float_t dist = geom->GetEnvelop(0) + geom->GetAlFrontThickness() + geom->GetGap2Active() ; + envelopB[4] = geom->ZFromEtaR(dist, + geom->GetArm1EtaMin()); // z co-ordinate 1 + envelopB[5] = geom->GetEnvelop(0) ; // rmin at z1 + envelopB[6] = envelopB[5] + geom->GetAlFrontThickness();// rmax at z1 + envelopB[7] = geom->ZFromEtaR(dist, + geom->GetArm1EtaMax()); // z co-ordinate 2 + envelopB[8] = envelopB[5] ; // radii are the same. + envelopB[9] = envelopB[6] ; // radii are the same. + + // Define active volumes completely + + gMC->Gsvolu("XALU", "PGON", idtmed[1602], envelopB, 10); // PGON filled with Al + + gMC->Gspos("XALU", 1, "XEN1", 0.0, 0.0, 0.0 , idrotm, "ONLY") ; // Position Aluminium Layer in XEN1 - // Dividind eta polystyrene divisions into phi segments. - gMC->Gsdvn("XPHI", "XPST", geom->GetNPhi(), 2); + gMC->Gsvolu("XPST", "PGON", idtmed[1601], dum, 0); // PGON filled with Scintillator (shape to be defined by GSPOSP) + + gMC->Gsvolu("XPBX", "PGON", idtmed[1600], dum, 0); // PGON filled with Lead (shape to be defined by GSPOSP) + + gMC->Gsvolu("XCUX", "PGON", idtmed[1603], dum, 0); // PGON filled with Copper (shape to be defined by GSPOSP) - // Position Aluminium Layer in the Envelope - gMC->Gspos("XALU", 1, "XEN1", 0.0, 0.0, 0.0 , idrotm, "ONLY") ; + gMC->Gsdvn("XPHI", "XPST", geom->GetNPhi(), 2); // Divide eta section of scintillators into phi segments. + + // Position alternatively scintillator and Lead Layers in XUi. - // The loop below places the scintillator in Lead Layers alternately. - for (int i = 0; i < geom->GetNLayers() ; i++ ){ - label = "XU" ; - label += static_cast (i/2) ; // we will place two layers (i = one layer) in each mini envelope) - envelopC[5] = envelopD[6] ; //rmin - envelopC[6] = envelopD[6] + ((i > 1) ? geom->GetFullSintThick() : - geom->GetPreSintThick());//rmax larger for first two layers (preshower) - envelopC[8] = envelopD[6] ; //rmin - envelopC[9] = envelopD[6] + ((i > 1 ) ? geom->GetFullSintThick() : - geom->GetPreSintThick());//rmax larger for first two layers (preshower) - for (int j =0; j < (geom->GetNEta()) ; j++){ + envelopD[6] = envelopB[6] + geom->GetGap2Active() ;// gap between Al layer and XU0 + + for (int i = 0; i < nLayers; i++ ){ + label = "XU" ; + label += static_cast (i/2) ; // we will place two layers (i = one layer) in each mini envelope) + + Float_t scthick ; // scintillator thickness + if ( i < geom->GetNPRLayers() ) // its a preshower + scthick = geom->GetPRScintThick() ; + else if( i < geom->GetNPRLayers() + geom->GetNECLayers() ) // its an EMCAL section + scthick = geom->GetECScintThick() ; + else // its an HCAL section + scthick = geom->GetHCScintThick() ; + + envelopC[5] = envelopD[6] ; //rmin + envelopC[6] = envelopC[5] + scthick ; //rmax + envelopC[8] = envelopC[5] ; //rmin + envelopC[9] = envelopC[6] ; //rmax + + + // envelopC[6] = envelopD[6] + ((i > 1) ? geom->GetFullSintThick() : geom->GetPreSintThick());//rmax larger for first two layers (preshower) + // envelopC[9] = envelopD[6] + ((i > 1 ) ? geom->GetFullSintThick() :geom->GetPreSintThick());//rmax larger for first two layers (preshower) + + if(gDebug == 2 ) + Info("CreateGeometry", "volume = %s, name = XPST thickness = %f deb = %f/%f fin = %f/%f", label.Data(), scthick, envelopC[5], envelopC[8], envelopC[6], envelopC[9]) ; + + for (int j =0; j < (geom->GetNEta()) ; j++){ + etamin = geom->GetArm1EtaMin()+ + (j*geom->GetDeltaEta()); + etamax = geom->GetArm1EtaMin()+ + ((j+1)*geom->GetDeltaEta()); + envelopC[4] = geom->ZFromEtaR(envelopC[5],etamin); //z begin + envelopC[7] = geom->ZFromEtaR(envelopC[5],etamax);// z end + + gMC->Gsposp("XPST",1+j+i*(geom->GetNEta()), label.Data(), + 0.0, 0.0, 0.0 , idrotm, "ONLY", envelopC, 10); // Position and define layer + } // end for j + + if (i < nLayers){ + Float_t radthick ; // radiator thickness + TString radname ; // radiator name + if ( i <= 1 ) { // its a preshower + radthick = geom->GetPRPbRadThick(); + radname = "XPBX" ; + } + else if( i <= geom->GetNECLayers()) {// its an EMCAL section + radthick = geom->GetECPbRadThick(); + radname = "XPBX" ; + } + else { // its an HCAL section + radthick = geom->GetHCCuRadThick(); + radname = "XCUX" ; + } + + if ( i < nLayers -1 ) { // except for the last XU which contains only one scintillator layer + + envelopD[5] = envelopC[6] ; //rmin + envelopD[8] = envelopD[5] ; //rmin + envelopD[6] = envelopD[5] + radthick ; // rmax + // envelopD[6] = envelopC[6] + geom->GetPbRadThick(); //rmax + envelopD[9] = envelopD[6] ; //rmax + // envelopD[9] = envelopC[6] + geom->GetPbRadThick(); //rmax + + if(gDebug == 2 ) + Info("CreateGeometry", "volume = %s, name = %s thickness = %f deb = %f/%f fin = %f/%f", label.Data(), radname.Data(), radthick, envelopD[5], envelopD[8], envelopD[6], envelopD[9]) ; + + for (int j =0; j < (geom->GetNEta()) ; j++){ etamin = geom->GetArm1EtaMin()+ - (j*geom->GetDeltaEta()); + (j*geom->GetDeltaEta()); etamax = geom->GetArm1EtaMin()+ - ((j+1)*geom->GetDeltaEta()); - envelopC[4] = geom->ZFromEtaR(envelopD[6],etamin); //z begin - envelopC[7] = geom->ZFromEtaR(envelopD[6],etamax);// z end - - gMC->Gsposp("XPST",1+j+i*(geom->GetNEta()), label.Data(), - 0.0, 0.0, 0.0 , idrotm, "ONLY", envelopC, 10); // Position and define layer - } // end for j - - if (i < (geom->GetNLayers()-1)){ - envelopD[5] = envelopC[6] ; //rmin - envelopD[6] = envelopC[6] + geom->GetPbRadThick(); //rmax - envelopD[8] = envelopC[6] ; //rmin - envelopD[9] = envelopC[6] + geom->GetPbRadThick(); //rmax - for (int j =0; j < (geom->GetNEta()) ; j++){ - etamin = geom->GetArm1EtaMin()+ - (j*geom->GetDeltaEta()); - etamax = geom->GetArm1EtaMin()+ - ((j+1)*geom->GetDeltaEta()); - envelopD[4] = geom->ZFromEtaR(envelopC[6],etamin);//z begin - envelopD[7] = geom->ZFromEtaR(envelopC[6],etamax);// z end - - // Position and Define Layer - - gMC->Gsposp("XPBX",1+j+i*(geom->GetNEta()), label.Data(), - 0.0, 0.0, 0.0 , idrotm, "ONLY", envelopD, 10); - } // end for j - } // end if i + ((j+1)*geom->GetDeltaEta()); + envelopD[4] = geom->ZFromEtaR(envelopD[5],etamin);//z begin + envelopD[7] = geom->ZFromEtaR(envelopD[5],etamax);// z end + + // Position and Define Layer + + gMC->Gsposp(radname.Data(),1+j+i*(geom->GetNEta()), label.Data(), + 0.0, 0.0, 0.0 , idrotm, "ONLY", envelopD, 10); + } // end for j + } // if not last layer + } // end if i } // for i } @@ -291,7 +382,7 @@ void AliEMCALv0::Init(void) if(fDebug) { TString message("\n") ; - message += "*****************************************" ; + message += "*****************************************\n" ; // Here the EMCAL initialisation code (if any!) @@ -300,7 +391,7 @@ void AliEMCALv0::Init(void) if (geom!=0) { message += "AliEMCAL " ; message += Version() ; - message += "EMCAL geometry intialized for " ; + message += "EMCAL geometry initialized for " ; message += geom->GetName() ; } else { @@ -308,7 +399,7 @@ void AliEMCALv0::Init(void) message += Version() ; message += "EMCAL geometry initialization failed !" ; } - message += "*****************************************" ; + message += "\n*****************************************" ; Info("Init", message.Data() ) ; } }