/************************************************************************** * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * * * * Author: The ALICE Off-line Project. * * Contributors are mentioned in the code where appropriate. * * * * Permission to use, copy, modify and distribute this software and its * * documentation strictly for non-commercial purposes is hereby granted * * without fee, provided that the above copyright notice appears in all * * copies and that both the copyright notice and this permission notice * * appear in the supporting documentation. The authors make no claims * * about the suitability of this software for any purpose. It is * * provided "as is" without express or implied warranty. * **************************************************************************/ // $Id$ // // Class AliMUONSlatGeometryBuilder // ------------------------------- // Abstract base class for geometry construction per chamber. // // This Builder is designed according to the enveloppe methode. The basic idea is to be able to allow moves // of the slats on the support panels. // Those moves can be described with a simple set of parameters. The next step should be now to describe all // the slats and their places by a unique // class, which would make the SlatBuilder far more compact since now only three parameters can define a slat // and its position, like: // * Bool_t rounded_shape_slat // * Float_t slat_length // * Float_t slat_number or Float_t slat_position #include #include #include #include "AliRun.h" #include "AliLog.h" #include "AliMUONSlatGeometryBuilder.h" #include "AliMUON.h" #include "AliMUONConstants.h" #include "AliMUONGeometryModule.h" #include "AliMUONGeometryEnvelopeStore.h" #include "AliMUONConstants.h" ClassImp(AliMUONSlatGeometryBuilder) //______________________________________________________________________________ AliMUONSlatGeometryBuilder::AliMUONSlatGeometryBuilder(AliMUON* muon) : AliMUONVGeometryBuilder(4, 5, 6, 7, 8, 9), fMUON(muon) { // Standard constructor } //______________________________________________________________________________ AliMUONSlatGeometryBuilder::AliMUONSlatGeometryBuilder() : AliMUONVGeometryBuilder(), fMUON(0) { // Default constructor } //______________________________________________________________________________ AliMUONSlatGeometryBuilder::AliMUONSlatGeometryBuilder(const AliMUONSlatGeometryBuilder& rhs) : AliMUONVGeometryBuilder(rhs) { AliFatal("Copy constructor is not implemented."); } //______________________________________________________________________________ AliMUONSlatGeometryBuilder::~AliMUONSlatGeometryBuilder() { // } //______________________________________________________________________________ AliMUONSlatGeometryBuilder& AliMUONSlatGeometryBuilder::operator = (const AliMUONSlatGeometryBuilder& rhs) { // check assignement to self if (this == &rhs) return *this; AliFatal("Assignment operator is not implemented."); return *this; } // // public methods // //______________________________________________________________________________ void AliMUONSlatGeometryBuilder::CreateGeometry() { // CreateGeometry is the method containing all the informations concerning Stations 345 geometry. // It includes description and placements of support panels and slats. // The code comes directly from what was written in AliMUONv1.cxx before, with modifications concerning // the use of Enveloppe method to place the Geant volumes. // Now, few changes would allow the creation of a Slat methode where slat could be described by few parameters, // and this builder would then be dedicated only to the // placements of the slats. Those modifications could shorten the Station 345 geometry by a non-negligeable factor... Int_t *idtmed = fMUON->GetIdtmed()->GetArray()-1099; Float_t angle; Float_t *dum=0; // define the id of tracking media: Int_t idAir = idtmed[1100]; // medium 1 Int_t idGas = idtmed[1108]; // medium 9 = Ar-CO2 gas (80%+20%) Int_t idCopper = idtmed[1110]; Int_t idG10 = idtmed[1111]; Int_t idCarbon = idtmed[1112]; Int_t idRoha = idtmed[1113]; Int_t idNomex = idtmed[1114]; // honey comb Int_t idNoryl = idtmed[1115]; Int_t idNomexB = idtmed[1116]; // bulk material // sensitive area: 40*40 cm**2 const Float_t kSensLength = 40.; const Float_t kSensHeight = 40.; const Float_t kSensWidth = AliMUONConstants::Pitch()*2;// 0.5 cm, according to TDR fig 2.120 const Int_t kSensMaterial = idGas; // const Float_t kYoverlap = 1.5; // PCB dimensions in cm; width: 30 mum copper const Float_t kPcbLength = kSensLength; const Float_t kPcbHeight = 58.; // updated Ch. Finck const Float_t kPcbWidth = 0.003; const Int_t kPcbMaterial = idCopper; // Insulating material: 220 mum G10 fiber glued to pcb const Float_t kInsuLength = kPcbLength; const Float_t kInsuHeight = kPcbHeight; const Float_t kInsuWidth = 0.022; // updated Ch. Finck const Int_t kInsuMaterial = idG10; // Carbon fiber panels: 200mum carbon/epoxy skin const Float_t kCarbonWidth = 0.020; const Int_t kCarbonMaterial = idCarbon; // Nomex (honey comb) between the two panel carbon skins const Float_t kNomexLength = kSensLength; const Float_t kNomexHeight = kSensHeight; const Float_t kNomexWidth = 0.8; // updated Ch. Finck const Int_t kNomexMaterial = idNomex; // Bulk Nomex under panel sandwich Ch. Finck const Float_t kNomexBWidth = 0.025; const Int_t kNomexBMaterial = idNomexB; // Panel sandwich 0.02 carbon*2 + 0.8 nomex const Float_t kPanelLength = kSensLength; const Float_t kPanelHeight = kSensHeight; const Float_t kPanelWidth = 2 * kCarbonWidth + kNomexWidth; // Frame along the rounded (spacers) slats const Float_t kRframeHeight = 2.00; // spacer around the slat: 2 sticks along length,2 along height // H: the horizontal ones const Float_t kHframeLength = kPcbLength; const Float_t kHframeHeight = 1.95; // updated Ch. Finck const Float_t kHframeWidth = kSensWidth; const Int_t kHframeMaterial = idNoryl; // V: the vertical ones; vertical spacers const Float_t kVframeLength = 2.5; const Float_t kVframeHeight = kSensHeight + kHframeHeight; const Float_t kVframeWidth = kSensWidth; const Int_t kVframeMaterial = idNoryl; // B: the horizontal border filled with rohacell: ok Ch. Finck const Float_t kBframeLength = kHframeLength; const Float_t kBframeHeight = (kPcbHeight - kSensHeight)/2. - kHframeHeight; const Float_t kBframeWidth = kHframeWidth; const Int_t kBframeMaterial = idRoha; // NULOC: 30 mum copper + 200 mum vetronite (same radiation length as 14mum copper) for electronics const Float_t kNulocLength = 2.5; const Float_t kNulocHeight = kBframeHeight; const Float_t kNulocWidth = 0.0030 + 0.0014; // equivalent copper width of vetronite; const Int_t kNulocMaterial = idCopper; // Slat parameters const Float_t kSlatHeight = kPcbHeight; const Float_t kSlatWidth = kSensWidth + 2.*(kPcbWidth + kInsuWidth + kPanelWidth + kNomexBWidth); //replaced rohacell with Nomex Ch. Finck // const Int_t kSlatMaterial = idAir; const Float_t kDslatLength = -1.25; // position of the slat respect to the beam plane (half vertical spacer) Ch. Finck Float_t zSlat = AliMUONConstants::DzSlat();// implemented Ch. Finck Float_t dzCh = AliMUONConstants::DzCh(); Float_t spar[3]; Int_t i, j; Int_t detElemId; // the panel volume contains the nomex Float_t panelpar[3] = { kPanelLength/2., kPanelHeight/2., kPanelWidth/2. }; Float_t nomexpar[3] = { kNomexLength/2., kNomexHeight/2., kNomexWidth/2. }; Float_t twidth = kPanelWidth + kNomexBWidth; Float_t nomexbpar[3] = {kNomexLength/2., kNomexHeight/2.,twidth/2. };// bulk nomex // insulating material contains PCB-> gas twidth = 2*(kInsuWidth + kPcbWidth) + kSensWidth ; Float_t insupar[3] = {kInsuLength/2., kInsuHeight/2., twidth/2. }; twidth -= 2 * kInsuWidth; Float_t pcbpar[3] = {kPcbLength/2., kPcbHeight/2., twidth/2. }; Float_t senspar[3] = {kSensLength/2., kSensHeight/2., kSensWidth/2. }; Float_t theight = 2 * kHframeHeight + kSensHeight; Float_t hFramepar[3] = {kHframeLength/2., theight/2., kHframeWidth/2.}; Float_t bFramepar[3] = {kBframeLength/2., kBframeHeight/2., kBframeWidth/2.}; Float_t vFramepar[3] = {kVframeLength/2., kVframeHeight/2., kVframeWidth/2.}; Float_t nulocpar[3] = {kNulocLength/2., kNulocHeight/2., kNulocWidth/2.}; Float_t xx; Float_t xxmax = (kBframeLength - kNulocLength)/2.; Int_t index=0; AliMUONChamber *iChamber, *iChamber1, *iChamber2; Int_t* fStations = new Int_t[5]; for (Int_t i=0; i<5; i++) fStations[i] = 1; fStations[2] = 1; if (fStations[2]) { //******************************************************************** // Station 3 ** //******************************************************************** // indices 1 and 2 for first and second chambers in the station // iChamber (first chamber) kept for other quanties than Z, // assumed to be the same in both chambers iChamber = &fMUON->Chamber(4); iChamber1 = iChamber; iChamber2 = &fMUON->Chamber(5); //GetGeometry(4)->SetDebug(kTRUE); //GetGeometry(5)->SetDebug(kTRUE); if (!gAlice->GetModule("DIPO")) { // Mother volume for each chamber in st3 are only defined if Dipole volue is there. // Outer excess and inner recess for mother volume radius // with respect to ROuter and RInner Float_t dMotherInner = AliMUONConstants::Rmin(2)-kRframeHeight; Float_t dMotherOutner= AliMUONConstants::Rmax(2)+kVframeLength + 37.0; // Additional 37 cm gap is needed to wrap the corners of the slats sin Rmax represent the maximum active radius of the chamber with 2pi phi acceptance Float_t tpar[3]; Double_t dstation = ( (-AliMUONConstants::DefaultChamberZ(5)) - (-AliMUONConstants::DefaultChamberZ(4)) ) /2.1; tpar[0] = dMotherInner; tpar[1] = dMotherOutner; tpar[2] = dstation; gMC->Gsvolu("CH05", "TUBE", idAir, tpar, 3); gMC->Gsvolu("CH06", "TUBE", idAir, tpar, 3); } // volumes for slat geometry (xx=5,..,10 chamber id): // Sxx0 Sxx1 Sxx2 Sxx3 --> Slat Mother volumes // SxxG --> Sensitive volume (gas) // SxxP --> PCB (copper) // SxxI --> Insulator (G10) // SxxC --> Carbon panel // SxxN --> Nomex comb // SxxX --> Nomex bulk // SxxH, SxxV --> Horizontal and Vertical frames (Noryl) // SB5x --> Volumes for the 35 cm long PCB // slat dimensions: slat is a MOTHER volume!!! made of air // only for chamber 5: slat 1 has a PCB shorter by 5cm! Float_t tlength = 35.; Float_t panelpar2[3] = { tlength/2., panelpar[1], panelpar[2]}; Float_t nomexpar2[3] = { tlength/2., nomexpar[1], nomexpar[2]}; Float_t nomexbpar2[3] = { tlength/2., nomexbpar[1], nomexbpar[2]}; Float_t insupar2[3] = { tlength/2., insupar[1], insupar[2]}; Float_t pcbpar2[3] = { tlength/2., pcbpar[1], pcbpar[2]}; Float_t senspar2[3] = { tlength/2., senspar[1], senspar[2]}; Float_t hFramepar2[3] = { tlength/2., hFramepar[1], hFramepar[2]}; Float_t bFramepar2[3] = { tlength/2., bFramepar[1], bFramepar[2]}; Float_t *dum=0; Float_t pcbDLength3 = (kPcbLength - tlength); const Int_t kNslats3 = 5; // number of slats per quadrant const Int_t kNPCB3[kNslats3] = {4, 4, 4, 3, 2}; // n PCB per slat const Float_t kXpos3[kNslats3] = {0., 0., 0., 0., 0.};//{31., 0., 0., 0., 0.}; const Float_t kYpos3[kNslats3] = {0, 37.8, 37.7, 37.3, 33.7}; Float_t slatLength3[kNslats3]; // create and position the slat (mother) volumes char idSlatCh5[5]; char idSlatCh6[5]; Float_t xSlat3; Float_t ySlat3 = 0; Float_t angle = 0.; Float_t spar2[3]; for (i = 0; i < kNslats3; i++){ slatLength3[i] = kPcbLength * kNPCB3[i] + 2.* kVframeLength; xSlat3 = slatLength3[i]/2. + kDslatLength + kXpos3[i]; ySlat3 += kYpos3[i]; spar[0] = slatLength3[i]/2.; spar[1] = kSlatHeight/2.; spar[2] = kSlatWidth/2.; // take away 5 cm from the first slat in chamber 5 if (i == 0 || i == 1 || i == 2) { // 1 pcb is shortened by 5cm spar2[0] = spar[0] - pcbDLength3/2.; } else { spar2[0] = spar[0]; } spar2[1] = spar[1]; spar2[2] = spar[2]; Float_t dzCh3 = dzCh; Float_t zSlat3 = (i%2 ==0)? -zSlat : zSlat; // seems not that zSlat3 = zSlat4 & 5 refering to plan PQ7EN345-6 ? sprintf(idSlatCh5,"LA%d",i+kNslats3-1); //gMC->Gsvolu(idSlatCh5,"BOX",kSlatMaterial,spar2,3); detElemId = 509 - (i + kNslats3-1-4); GetEnvelopes(4)->AddEnvelope(idSlatCh5, detElemId, true, TGeoTranslation(xSlat3, ySlat3, -zSlat3 + dzCh3), TGeoRotation("rot1",90,angle,90,90+angle,0,0) ); sprintf(idSlatCh5,"LA%d",3*kNslats3-2+i); //gMC->Gsvolu(idSlatCh5,"BOX",kSlatMaterial,spar2,3); detElemId = 500 + (i + kNslats3-1-4); GetEnvelopes(4)->AddEnvelope(idSlatCh5, detElemId, true, TGeoTranslation(-xSlat3, ySlat3, zSlat3 - dzCh3), TGeoRotation("rot2",90,180+angle,90,90+angle,180,0) ); if (i > 0) { sprintf(idSlatCh5,"LA%d",kNslats3-1-i); // gMC->Gsvolu(idSlatCh5,"BOX",kSlatMaterial,spar2,3); detElemId = 509 + (i + kNslats3-1-4); GetEnvelopes(4)->AddEnvelope(idSlatCh5, detElemId, true, TGeoTranslation(xSlat3, -ySlat3, -zSlat3 + dzCh3), TGeoRotation("rot3",90,angle,90,270+angle,180,0) ); sprintf(idSlatCh5,"LA%d",3*kNslats3-2-i); // gMC->Gsvolu(idSlatCh5,"BOX",kSlatMaterial,spar2,3); detElemId = 518 - (i + kNslats3-1-4); GetEnvelopes(4)->AddEnvelope(idSlatCh5, detElemId, true, TGeoTranslation(-xSlat3, -ySlat3, zSlat3 - dzCh3), TGeoRotation("rot4",90,180+angle,90,270+angle,0,0) ); } sprintf(idSlatCh6,"LB%d",kNslats3-1+i); // gMC->Gsvolu(idSlatCh6,"BOX",kSlatMaterial,spar,3); detElemId = 609 - (i + kNslats3-1-4); GetEnvelopes(5)->AddEnvelope(idSlatCh6, detElemId, true, TGeoTranslation(xSlat3, ySlat3, -zSlat3 + dzCh3), TGeoRotation("rot5",90,angle,90,90+angle,0,0) ); sprintf(idSlatCh6,"LB%d",3*kNslats3-2+i); // gMC->Gsvolu(idSlatCh6,"BOX",kSlatMaterial,spar,3); detElemId = 600 + (i + kNslats3-1-4); GetEnvelopes(5)->AddEnvelope(idSlatCh6, detElemId, true, TGeoTranslation(-xSlat3, ySlat3, zSlat3 - dzCh3), TGeoRotation("rot6",90,180+angle,90,90+angle,180,0) ); if (i > 0) { sprintf(idSlatCh6,"LB%d",kNslats3-1-i); //gMC->Gsvolu(idSlatCh6,"BOX",kSlatMaterial,spar,3); detElemId = 609 + (i + kNslats3-1-4); GetEnvelopes(5)->AddEnvelope(idSlatCh6, detElemId, true, TGeoTranslation(xSlat3, -ySlat3, -zSlat3 + dzCh3), TGeoRotation("rot7",90,angle,90,270+angle,180,0) ); sprintf(idSlatCh6,"LB%d",3*kNslats3-2-i); //gMC->Gsvolu(idSlatCh6,"BOX",kSlatMaterial,spar,3); detElemId = 618 - (i + kNslats3-1-4); GetEnvelopes(5)->AddEnvelope(idSlatCh6, detElemId, true, TGeoTranslation(-xSlat3, -ySlat3, zSlat3 - dzCh3), TGeoRotation("rot8",90,180+angle,90,270+angle,0,0) ); } } // create the panel volume gMC->Gsvolu("S05C","BOX",kCarbonMaterial,panelpar,3); gMC->Gsvolu("SB5C","BOX",kCarbonMaterial,panelpar2,3); gMC->Gsvolu("S06C","BOX",kCarbonMaterial,panelpar,3); // create the nomex volume (honey comb) gMC->Gsvolu("S05N","BOX",kNomexMaterial,nomexpar,3); gMC->Gsvolu("SB5N","BOX",kNomexMaterial,nomexpar2,3); gMC->Gsvolu("S06N","BOX",kNomexMaterial,nomexpar,3); // create the nomex volume (bulk) gMC->Gsvolu("S05X","BOX",kNomexBMaterial,nomexbpar,3); gMC->Gsvolu("SB5X","BOX",kNomexBMaterial,nomexbpar2,3); gMC->Gsvolu("S06X","BOX",kNomexBMaterial,nomexbpar,3); // create the insulating material volume gMC->Gsvolu("S05I","BOX",kInsuMaterial,insupar,3); gMC->Gsvolu("SB5I","BOX",kInsuMaterial,insupar2,3); gMC->Gsvolu("S06I","BOX",kInsuMaterial,insupar,3); // create the PCB volume gMC->Gsvolu("S05P","BOX",kPcbMaterial,pcbpar,3); gMC->Gsvolu("SB5P","BOX",kPcbMaterial,pcbpar2,3); gMC->Gsvolu("S06P","BOX",kPcbMaterial,pcbpar,3); // create the sensitive volumes, gMC->Gsvolu("S05G","BOX",kSensMaterial,dum,0); gMC->Gsvolu("S06G","BOX",kSensMaterial,dum,0); // create the vertical frame volume gMC->Gsvolu("S05V","BOX",kVframeMaterial,vFramepar,3); gMC->Gsvolu("S06V","BOX",kVframeMaterial,vFramepar,3); // create the horizontal frame volume gMC->Gsvolu("S05H","BOX",kHframeMaterial,hFramepar,3); gMC->Gsvolu("SB5H","BOX",kHframeMaterial,hFramepar2,3); gMC->Gsvolu("S06H","BOX",kHframeMaterial,hFramepar,3); // create the horizontal border volume gMC->Gsvolu("S05B","BOX",kBframeMaterial,bFramepar,3); gMC->Gsvolu("SB5B","BOX",kBframeMaterial,bFramepar2,3); gMC->Gsvolu("S06B","BOX",kBframeMaterial,bFramepar,3); index = 0; for (i = 0; i 2) { GetEnvelopes(4)->AddEnvelopeConstituent("S05V", idSlatCh5, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.)); GetEnvelopes(4)->AddEnvelopeConstituent("S05V", idSlatCh5, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.)); GetEnvelopes(5)->AddEnvelopeConstituent("S06V", idSlatCh6, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.)); GetEnvelopes(5)->AddEnvelopeConstituent("S06V", idSlatCh6, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.)); } if (i == 2) { GetEnvelopes(4)->AddEnvelopeConstituent("S05V", idSlatCh5, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame2,0.,0.)); GetEnvelopes(4)->AddEnvelopeConstituent("S05V", idSlatCh5, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.)); GetEnvelopes(5)->AddEnvelopeConstituent("S06V", idSlatCh6, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.)); GetEnvelopes(5)->AddEnvelopeConstituent("S06V", idSlatCh6, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.)); } if (i == 0 || i == 1) { // no rounded spacer for the moment (Ch. Finck) GetEnvelopes(4)->AddEnvelopeConstituent("S05V", idSlatCh5, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame2,0.,0.)); GetEnvelopes(5)->AddEnvelopeConstituent("S06V", idSlatCh6, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.)); } // position the panels and the insulating material for (j = 0; j < kNPCB3[i]; j++){ if (i == 1 && j == 0) continue; if (i == 0 && j == 0) continue; index++; Float_t xx = kSensLength * (-kNPCB3[i]/2. + j + 0.5); Float_t xx2 = xx - pcbDLength3/2.; Float_t zPanel = spar[2] - nomexbpar[2]; if ( (i == 0 || i == 1 || i == 2) && j == kNPCB3[i]-1) { // 1 pcb is shortened by 5cm GetEnvelopes(4)->AddEnvelopeConstituent("SB5X", idSlatCh5, 2*index-1,TGeoTranslation(xx2,0.,zPanel)); GetEnvelopes(4)->AddEnvelopeConstituent("SB5X", idSlatCh5, 2*index,TGeoTranslation(xx2,0.,-zPanel)); GetEnvelopes(4)->AddEnvelopeConstituent("SB5I", idSlatCh5, index,TGeoTranslation(xx2,0.,0.)); } else { GetEnvelopes(4)->AddEnvelopeConstituent("S05X", idSlatCh5, 2*index-1,TGeoTranslation(xx,0.,zPanel)); GetEnvelopes(4)->AddEnvelopeConstituent("S05X", idSlatCh5, 2*index,TGeoTranslation(xx,0.,-zPanel)); GetEnvelopes(4)->AddEnvelopeConstituent("S05I", idSlatCh5, index,TGeoTranslation(xx,0.,0.)); } GetEnvelopes(5)->AddEnvelopeConstituent("S06X", idSlatCh6, 2*index-1,TGeoTranslation(xx,0.,zPanel)); GetEnvelopes(5)->AddEnvelopeConstituent("S06X", idSlatCh6, 2*index,TGeoTranslation(xx,0.,-zPanel)); GetEnvelopes(5)->AddEnvelopeConstituent("S06I", idSlatCh6, index,TGeoTranslation(xx,0.,0.)); } } } // position the nomex volume inside the panel volume gMC->Gspos("S05N",1,"S05C",0.,0.,0.,0,"ONLY"); gMC->Gspos("SB5N",1,"SB5C",0.,0.,0.,0,"ONLY"); gMC->Gspos("S06N",1,"S06C",0.,0.,0.,0,"ONLY"); // position panel volume inside the bulk nomex material volume gMC->Gspos("S05C",1,"S05X",0.,0.,kNomexBWidth/2.,0,"ONLY"); gMC->Gspos("SB5C",1,"SB5X",0.,0.,kNomexBWidth/2.,0,"ONLY"); gMC->Gspos("S06C",1,"S06X",0.,0.,kNomexBWidth/2.,0,"ONLY"); // position the PCB volume inside the insulating material volume gMC->Gspos("S05P",1,"S05I",0.,0.,0.,0,"ONLY"); gMC->Gspos("SB5P",1,"SB5I",0.,0.,0.,0,"ONLY"); gMC->Gspos("S06P",1,"S06I",0.,0.,0.,0,"ONLY"); // position the horizontal frame volume inside the PCB volume gMC->Gspos("S05H",1,"S05P",0.,0.,0.,0,"ONLY"); gMC->Gspos("SB5H",1,"SB5P",0.,0.,0.,0,"ONLY"); gMC->Gspos("S06H",1,"S06P",0.,0.,0.,0,"ONLY"); // position the sensitive volume inside the horizontal frame volume gMC->Gsposp("S05G",1,"S05H",0.,0.,0.,0,"ONLY",senspar,3); gMC->Gsposp("S05G",1,"SB5H",0.,0.,0.,0,"ONLY",senspar2,3); gMC->Gsposp("S06G",1,"S06H",0.,0.,0.,0,"ONLY",senspar,3); // position the border volumes inside the PCB volume Float_t yborder = ( kPcbHeight - kBframeHeight ) / 2.; gMC->Gspos("S05B",1,"S05P",0., yborder,0.,0,"ONLY"); gMC->Gspos("S05B",2,"S05P",0.,-yborder,0.,0,"ONLY"); gMC->Gspos("SB5B",1,"SB5P",0., yborder,0.,0,"ONLY"); gMC->Gspos("SB5B",2,"SB5P",0.,-yborder,0.,0,"ONLY"); gMC->Gspos("S06B",1,"S06P",0., yborder,0.,0,"ONLY"); gMC->Gspos("S06B",2,"S06P",0.,-yborder,0.,0,"ONLY"); // create the NULOC volume and position it in the horizontal frame gMC->Gsvolu("S05E","BOX",kNulocMaterial,nulocpar,3); gMC->Gsvolu("S06E","BOX",kNulocMaterial,nulocpar,3); index = 0; Float_t xxmax2 = xxmax - pcbDLength3/2.; for (xx = -xxmax; xx <= xxmax; xx += 2*kNulocLength) { index++; gMC->Gspos("S05E",2*index-1,"S05B", xx, 0.,-kBframeWidth/2. + kNulocWidth/2, 0, "ONLY"); gMC->Gspos("S05E",2*index ,"S05B", xx, 0., kBframeWidth/2. - kNulocWidth/2, 0, "ONLY"); gMC->Gspos("S06E",2*index-1,"S06B", xx, 0.,-kBframeWidth/2. + kNulocWidth/2, 0, "ONLY"); gMC->Gspos("S06E",2*index ,"S06B", xx, 0., kBframeWidth/2.- kNulocWidth/2, 0, "ONLY"); if (xx > -xxmax2 && xx< xxmax2) { gMC->Gspos("S05E",2*index-1,"SB5B", xx, 0.,-kBframeWidth/2.+ kNulocWidth/2, 0, "ONLY"); gMC->Gspos("S05E",2*index ,"SB5B", xx, 0., kBframeWidth/2.- kNulocWidth/2, 0, "ONLY"); } } // position the volumes approximating the circular section of the pipe Float_t epsilon = 0.001; Int_t ndiv = 6; Int_t imax = 1; Double_t divpar[3]; Double_t dydiv = kSensHeight/ndiv; Double_t ydiv = (kSensHeight - dydiv)/2.; Double_t rmin = AliMUONConstants::Rmin(2);// Same radius for both chamber in St3 Double_t xdiv = 0.; Float_t xvol; Float_t yvol; for (Int_t idiv = 0; idiv < ndiv; idiv++){ ydiv += dydiv; xdiv = 0.; if (ydiv < rmin) xdiv = rmin * TMath::Sin( TMath::ACos((ydiv-dydiv/2.)/rmin) ); divpar[0] = (kPcbLength - xdiv)/2.; divpar[1] = dydiv/2. - epsilon; divpar[2] = kSensWidth/2.; xvol = (kPcbLength + xdiv)/2.; yvol = ydiv; // Volumes close to the beam pipe for slat i=1 so 4 slats per chamber for (Int_t quadrant = 1; quadrant <= 4; quadrant++) { sprintf(idSlatCh5,"LA%d",ConvertSlatNum(1,quadrant,kNslats3-1)); sprintf(idSlatCh6,"LB%d",ConvertSlatNum(1,quadrant,kNslats3-1)); GetEnvelopes(4)->AddEnvelopeConstituentParam("S05G", idSlatCh5, quadrant*100+imax+4*idiv+1, TGeoTranslation(xvol-(kPcbLength * kNPCB3[1]/2.),yvol-kPcbLength,0.),3,divpar); GetEnvelopes(5)->AddEnvelopeConstituentParam("S06G", idSlatCh6, quadrant*100+imax+4*idiv+1, TGeoTranslation(xvol-(kPcbLength * kNPCB3[1]/2.),yvol-kPcbLength,0.),3,divpar); } } // Volumes close to the beam pipe for slat i=0 so 2 slats per chamber (central slat for station 3) // Gines Martinez, Subatech sep 04 // 9 box volumes are used to define the PCB closed to the beam pipe of the slat 122000SR1 of chamber 5 and 6 of St3 // Accordingly to plan PQ-LAT-SR1 of CEA-DSM-DAPNIA-SIS/BE ph HARDY 8-Oct-2002 // Rmin = 31.5 cm rmin = AliMUONConstants::Rmin(2); // Same radius for both chamber in St3 ndiv = 9; dydiv = kSensHeight/ndiv; // Vertical size of the box volume approximating the rounded PCB ydiv = -kSensHeight/2 + dydiv/2.; // Initializing vertical position of the volume from bottom xdiv = 0.; // Initializing horizontal position of the box volumes for (Int_t idiv = 0; idiv < ndiv; idiv++){ xdiv = TMath::Abs( rmin * TMath::Sin( TMath::ACos(ydiv/rmin) ) ); divpar[0] = (kPcbLength - xdiv)/2.; // Dimension of the box volume divpar[1] = dydiv/2. - epsilon; divpar[2] = kSensWidth/2.; xvol = (kPcbLength + xdiv)/2.; //2D traslition for positionning of box volume yvol = ydiv; Int_t side; for (side = 1; side <= 2; side++) { sprintf(idSlatCh5,"LA%d",4); sprintf(idSlatCh6,"LB%d",4); if(side == 2) { sprintf(idSlatCh5,"LA%d",13); sprintf(idSlatCh6,"LB%d",13); } GetEnvelopes(4)->AddEnvelopeConstituentParam("S05G", idSlatCh5,500+side*100+imax+4*idiv+1, TGeoTranslation(xvol-(kPcbLength * kNPCB3[0]/2.),yvol,0.),3,divpar); GetEnvelopes(5)->AddEnvelopeConstituentParam("S06G", idSlatCh6,500+side*100+imax+4*idiv+1, TGeoTranslation(xvol-(kPcbLength * kNPCB3[0]/2.),yvol,0.),3,divpar); } ydiv += dydiv; // Going from bottom to top } // cout << "Geometry for Station 3...... done" << endl; } if (fStations[3]) { // //******************************************************************** // // Station 4 ** // //******************************************************************** // // indices 1 and 2 for first and second chambers in the station // // iChamber (first chamber) kept for other quanties than Z, // // assumed to be the same in both chambers // corrected geometry (JP. Cussonneau, Ch. Finck) iChamber = &fMUON->Chamber(6); iChamber1 = iChamber; iChamber2 = &fMUON->Chamber(7); const Int_t kNslats4 = 7; // number of slats per quadrant const Int_t kNPCB4[kNslats4] = {5, 6, 5, 5, 4, 3, 2}; // n PCB per slat const Float_t kXpos4[kNslats4] = {38.2, 0., 0., 0., 0., 0., 0.}; const Float_t kYpos41[kNslats4] = {0., 38.2, 34.40, 36.60, 29.3, 37.0, 28.6}; const Float_t kYpos42[kNslats4] = {0., 38.2, 37.85, 37.55, 29.4, 37.0, 28.6}; Float_t slatLength4[kNslats4]; // Mother volume for each chamber // Outer excess and inner recess for mother volume radius // with respect to ROuter and RInner Float_t dMotherInner = AliMUONConstants::Rmin(3)-kRframeHeight; // Additional 40 cm gap is needed to wrap the corners of the slats since Rmax represent the maximum active radius of the chamber with 2pi phi acceptance Float_t dMotherOutner= AliMUONConstants::Rmax(3)+kVframeLength + 40.0; Float_t tpar[3]; Double_t dstation = ( (-AliMUONConstants::DefaultChamberZ(7)) - (-AliMUONConstants::DefaultChamberZ(6)) ) /2.2; tpar[0] = dMotherInner; tpar[1] = dMotherOutner; tpar[2] = dstation; gMC->Gsvolu("CH07", "TUBE", idAir, tpar, 3); gMC->Gsvolu("CH08", "TUBE", idAir, tpar, 3); // create and position the slat (mother) volumes char idSlatCh7[5]; char idSlatCh8[5]; Float_t xSlat4; Float_t ySlat41 = 0; Float_t ySlat42 = 0; angle = 0.; for (i = 0; iGsvolu(idSlatCh7,"BOX",kSlatMaterial,spar,3); detElemId = 713 - (i + kNslats4-1-6); GetEnvelopes(6)->AddEnvelope(idSlatCh7, detElemId, true, TGeoTranslation(xSlat4, ySlat41, -zSlat4 + dzCh4), TGeoRotation("rot1",90,angle,90,90+angle,0,0) ); sprintf(idSlatCh7,"LC%d",3*kNslats4-2+i); //gMC->Gsvolu(idSlatCh7,"BOX",kSlatMaterial,spar,3); detElemId = 700 + (i + kNslats4-1-6); GetEnvelopes(6)->AddEnvelope(idSlatCh7, detElemId, true, TGeoTranslation(-xSlat4, ySlat41, zSlat4 - dzCh4), TGeoRotation("rot2",90,180+angle,90,90+angle,180,0) ); if (i > 0) { sprintf(idSlatCh7,"LC%d",kNslats4-1-i); //gMC->Gsvolu(idSlatCh7,"BOX",kSlatMaterial,spar,3); detElemId = 713 + (i + kNslats4-1-6); GetEnvelopes(6)->AddEnvelope(idSlatCh7, detElemId, true, TGeoTranslation(xSlat4, -ySlat41, -zSlat4 + dzCh4), TGeoRotation("rot3",90,angle,90,270+angle,180,0) ); sprintf(idSlatCh7,"LC%d",3*kNslats4-2-i); detElemId = 726 - (i + kNslats4-1-6); //gMC->Gsvolu(idSlatCh7,"BOX",kSlatMaterial,spar,3); GetEnvelopes(6)->AddEnvelope(idSlatCh7, detElemId, true, TGeoTranslation(-xSlat4, -ySlat41, zSlat4 - dzCh4), TGeoRotation("rot4",90,180+angle,90,270+angle,0,0) ); } sprintf(idSlatCh8,"LD%d",kNslats4-1+i); //gMC->Gsvolu(idSlatCh8,"BOX",kSlatMaterial,spar,3); detElemId = 813 - (i + kNslats4-1-6); GetEnvelopes(7)->AddEnvelope(idSlatCh8, detElemId, true, TGeoTranslation(xSlat4, ySlat42, -zSlat4 + dzCh4), TGeoRotation("rot5",90,angle,90,90+angle,0,0) ); sprintf(idSlatCh8,"LD%d",3*kNslats4-2+i); detElemId = 800 + (i + kNslats4-1-6); //gMC->Gsvolu(idSlatCh8,"BOX",kSlatMaterial,spar,3); GetEnvelopes(7)->AddEnvelope(idSlatCh8, detElemId, true, TGeoTranslation(-xSlat4, ySlat42, zSlat4 - dzCh4), TGeoRotation("rot6",90,180+angle,90,90+angle,180,0) ); if (i > 0) { sprintf(idSlatCh8,"LD%d",kNslats4-1-i); detElemId = 813 + (i + kNslats4-1-6); //gMC->Gsvolu(idSlatCh8,"BOX",kSlatMaterial,spar,3); GetEnvelopes(7)->AddEnvelope(idSlatCh8, detElemId, true, TGeoTranslation(xSlat4, -ySlat42, -zSlat4 + dzCh4), TGeoRotation("rot7",90,angle,90,270+angle,180,0) ); sprintf(idSlatCh8,"LD%d",3*kNslats4-2-i); detElemId = 826 - (i + kNslats4-1-6); //gMC->Gsvolu(idSlatCh8,"BOX",kSlatMaterial,spar,3); GetEnvelopes(7)->AddEnvelope(idSlatCh8, detElemId, true, TGeoTranslation(-xSlat4, -ySlat42, zSlat4 - dzCh4), TGeoRotation("rot8",90,180+angle,90,270+angle,0,0) ); } } // create the panel volume gMC->Gsvolu("S07C","BOX",kCarbonMaterial,panelpar,3); gMC->Gsvolu("S08C","BOX",kCarbonMaterial,panelpar,3); // create the nomex volume gMC->Gsvolu("S07N","BOX",kNomexMaterial,nomexpar,3); gMC->Gsvolu("S08N","BOX",kNomexMaterial,nomexpar,3); // create the nomex volume (bulk) gMC->Gsvolu("S07X","BOX",kNomexBMaterial,nomexbpar,3); gMC->Gsvolu("S08X","BOX",kNomexBMaterial,nomexbpar,3); // create the insulating material volume gMC->Gsvolu("S07I","BOX",kInsuMaterial,insupar,3); gMC->Gsvolu("S08I","BOX",kInsuMaterial,insupar,3); // create the PCB volume gMC->Gsvolu("S07P","BOX",kPcbMaterial,pcbpar,3); gMC->Gsvolu("S08P","BOX",kPcbMaterial,pcbpar,3); // create the sensitive volumes, gMC->Gsvolu("S07G","BOX",kSensMaterial,dum,0); gMC->Gsvolu("S08G","BOX",kSensMaterial,dum,0); // create the vertical frame volume gMC->Gsvolu("S07V","BOX",kVframeMaterial,vFramepar,3); gMC->Gsvolu("S08V","BOX",kVframeMaterial,vFramepar,3); // create the horizontal frame volume gMC->Gsvolu("S07H","BOX",kHframeMaterial,hFramepar,3); gMC->Gsvolu("S08H","BOX",kHframeMaterial,hFramepar,3); // create the horizontal border volume gMC->Gsvolu("S07B","BOX",kBframeMaterial,bFramepar,3); gMC->Gsvolu("S08B","BOX",kBframeMaterial,bFramepar,3); index = 0; for (i = 0; i < kNslats4; i++){ for (Int_t quadrant = 1; quadrant <= 4; quadrant++) { if (i == 0 && quadrant == 2) continue; if (i == 0 && quadrant == 4) continue; sprintf(idSlatCh7,"LC%d",ConvertSlatNum(i,quadrant,kNslats4-1)); sprintf(idSlatCh8,"LD%d",ConvertSlatNum(i,quadrant,kNslats4-1)); Float_t xvFrame = (slatLength4[i] - kVframeLength)/2.; // position the vertical frames if (i != 1) { GetEnvelopes(6)->AddEnvelopeConstituent("S07V", idSlatCh7, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.)); GetEnvelopes(6)->AddEnvelopeConstituent("S07V", idSlatCh7, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.)); GetEnvelopes(7)->AddEnvelopeConstituent("S08V", idSlatCh8, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.)); GetEnvelopes(7)->AddEnvelopeConstituent("S08V", idSlatCh8, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.)); } else { // no rounded spacer yet GetEnvelopes(6)->AddEnvelopeConstituent("S07V", idSlatCh7, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.)); // GetEnvelopes(6)->AddEnvelopeConstituent("S07V", idSlatCh7, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.)); GetEnvelopes(7)->AddEnvelopeConstituent("S08V", idSlatCh8, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.)); // GetEnvelopes(7)->AddEnvelopeConstituent("S08V", idSlatCh8, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.)); } // position the panels and the insulating material for (j = 0; j < kNPCB4[i]; j++){ if (i == 1 && j == 0) continue; index++; Float_t xx = kSensLength * (-kNPCB4[i]/2.+j+.5); Float_t zPanel = spar[2] - nomexbpar[2]; GetEnvelopes(6)->AddEnvelopeConstituent("S07X", idSlatCh7, 2*index-1,TGeoTranslation(xx,0.,zPanel)); GetEnvelopes(6)->AddEnvelopeConstituent("S07X", idSlatCh7, 2*index,TGeoTranslation(xx,0.,-zPanel)); GetEnvelopes(6)->AddEnvelopeConstituent("S07I", idSlatCh7, index,TGeoTranslation(xx,0.,0.)); GetEnvelopes(7)->AddEnvelopeConstituent("S08X", idSlatCh8, 2*index-1,TGeoTranslation(xx,0.,zPanel)); GetEnvelopes(7)->AddEnvelopeConstituent("S08X", idSlatCh8, 2*index,TGeoTranslation(xx,0.,-zPanel)); GetEnvelopes(7)->AddEnvelopeConstituent("S08I", idSlatCh8, index,TGeoTranslation(xx,0.,0.)); } } } // position the nomex volume inside the panel volume gMC->Gspos("S07N",1,"S07C",0.,0.,0.,0,"ONLY"); gMC->Gspos("S08N",1,"S08C",0.,0.,0.,0,"ONLY"); // position panel volume inside the bulk nomex material volume gMC->Gspos("S07C",1,"S07X",0.,0.,kNomexBWidth/2.,0,"ONLY"); gMC->Gspos("S08C",1,"S08X",0.,0.,kNomexBWidth/2.,0,"ONLY"); // position the PCB volume inside the insulating material volume gMC->Gspos("S07P",1,"S07I",0.,0.,0.,0,"ONLY"); gMC->Gspos("S08P",1,"S08I",0.,0.,0.,0,"ONLY"); // position the horizontal frame volume inside the PCB volume gMC->Gspos("S07H",1,"S07P",0.,0.,0.,0,"ONLY"); gMC->Gspos("S08H",1,"S08P",0.,0.,0.,0,"ONLY"); // position the sensitive volume inside the horizontal frame volume gMC->Gsposp("S07G",1,"S07H",0.,0.,0.,0,"ONLY",senspar,3); gMC->Gsposp("S08G",1,"S08H",0.,0.,0.,0,"ONLY",senspar,3); // position the border volumes inside the PCB volume Float_t yborder = ( kPcbHeight - kBframeHeight ) / 2.; gMC->Gspos("S07B",1,"S07P",0., yborder,0.,0,"ONLY"); gMC->Gspos("S07B",2,"S07P",0.,-yborder,0.,0,"ONLY"); gMC->Gspos("S08B",1,"S08P",0., yborder,0.,0,"ONLY"); gMC->Gspos("S08B",2,"S08P",0.,-yborder,0.,0,"ONLY"); // create the NULOC volume and position it in the horizontal frame gMC->Gsvolu("S07E","BOX",kNulocMaterial,nulocpar,3); gMC->Gsvolu("S08E","BOX",kNulocMaterial,nulocpar,3); index = 0; for (xx = -xxmax; xx <= xxmax; xx += 2*kNulocLength) { index++; gMC->Gspos("S07E",2*index-1,"S07B", xx, 0.,-kBframeWidth/2. + kNulocWidth/2, 0, "ONLY"); gMC->Gspos("S07E",2*index ,"S07B", xx, 0., kBframeWidth/2. - kNulocWidth/2, 0, "ONLY"); gMC->Gspos("S08E",2*index-1,"S08B", xx, 0.,-kBframeWidth/2. + kNulocWidth/2, 0, "ONLY"); gMC->Gspos("S08E",2*index ,"S08B", xx, 0., kBframeWidth/2. - kNulocWidth/2, 0, "ONLY"); } // position the volumes approximating the circular section of the pipe Float_t epsilon = 0.001; Int_t ndiv = 10; Int_t imax = 1; Double_t divpar[3]; Double_t dydiv = kSensHeight/ndiv; Double_t ydiv = (kSensHeight - dydiv)/2.; Float_t rmin = AliMUONConstants::Rmin(3); // Same radius for both chamber of St4 Float_t xdiv = 0.; Float_t xvol; Float_t yvol; for (Int_t idiv = 0; idiv < ndiv; idiv++){ ydiv += dydiv; xdiv = 0.; if (ydiv < rmin) xdiv = rmin * TMath::Sin( TMath::ACos((ydiv-dydiv/2.)/rmin) ); divpar[0] = (kPcbLength - xdiv)/2.; divpar[1] = dydiv/2. - epsilon; divpar[2] = kSensWidth/2.; xvol = (kPcbLength + xdiv)/2.; yvol = ydiv ; for (Int_t quadrant = 1; quadrant <= 4; quadrant++) { sprintf(idSlatCh7,"LC%d",ConvertSlatNum(1,quadrant,kNslats4-1)); sprintf(idSlatCh8,"LD%d",ConvertSlatNum(1,quadrant,kNslats4-1)); GetEnvelopes(6)->AddEnvelopeConstituentParam("S07G",idSlatCh7, quadrant*100+imax+4*idiv+1, TGeoTranslation(xvol-kPcbLength * kNPCB4[1]/2.,yvol-kPcbLength,0.),3,divpar); GetEnvelopes(7)->AddEnvelopeConstituentParam("S08G", idSlatCh8, quadrant*100+imax+4*idiv+1, TGeoTranslation(xvol-kPcbLength * kNPCB4[1]/2.,yvol-kPcbLength,0.),3,divpar); } } // cout << "Geometry for Station 4...... done" << endl; } if (fStations[4]) { // //******************************************************************** // // Station 5 ** // //******************************************************************** // // indices 1 and 2 for first and second chambers in the station // // iChamber (first chamber) kept for other quanties than Z, // // assumed to be the same in both chambers // corrected geometry (JP. Cussonneau, Ch. Finck) iChamber = &fMUON->Chamber(8); iChamber1 = iChamber; iChamber2 = &fMUON->Chamber(9); const Int_t kNslats5 = 7; // number of slats per quadrant const Int_t kNPCB5[kNslats5] = {5, 6, 6, 6, 5, 4, 3}; // n PCB per slat const Float_t kXpos5[kNslats5] = {38.2, 0., 0., 0., 0., 0., 0.}; const Float_t kYpos5[kNslats5] = {0., 38.2, 37.9, 37.6, 37.3, 37.05, 36.75}; Float_t slatLength5[kNslats5]; // Mother volume for each chamber // Outer excess and inner recess for mother volume radius // with respect to ROuter and RInner Float_t dMotherInner = AliMUONConstants::Rmin(4)-kRframeHeight; // Additional 40 cm gap is needed to wrap the corners of the slats since Rmax represent the maximum active radius of the chamber with 2pi phi acceptance Float_t dMotherOutner= AliMUONConstants::Rmax(4)+kVframeLength + 40.0; Float_t tpar[3]; Double_t dstation = ( (-AliMUONConstants::DefaultChamberZ(9)) - (-AliMUONConstants::DefaultChamberZ(8)) ) /2.3; tpar[0] = dMotherInner; tpar[1] = dMotherOutner; tpar[2] = dstation; gMC->Gsvolu("CH09", "TUBE", idAir, tpar, 3); gMC->Gsvolu("CH10", "TUBE", idAir, tpar, 3); // create and position the slat (mother) volumes char idSlatCh9[5]; char idSlatCh10[5]; Float_t xSlat5; Float_t ySlat5 = 0; angle = 0.; for (i = 0; i < kNslats5; i++){ slatLength5[i] = kPcbLength * kNPCB5[i] + 2.* kVframeLength; xSlat5 = slatLength5[i]/2. + kDslatLength + kXpos5[i]; ySlat5 += kYpos5[i]; spar[0] = slatLength5[i]/2.; spar[1] = kSlatHeight/2.; spar[2] = kSlatWidth/2.; Float_t dzCh5 = dzCh; Float_t zSlat5 = (i%2 ==0)? -zSlat : zSlat; sprintf(idSlatCh9,"LE%d",kNslats5-1+i); detElemId = 913 - (i + kNslats5-1-6); //gMC->Gsvolu(idSlatCh9,"BOX",kSlatMaterial,spar,3); GetEnvelopes(8)->AddEnvelope(idSlatCh9, detElemId, true, TGeoTranslation(xSlat5, ySlat5, -zSlat5 + dzCh5), TGeoRotation("rot1",90,angle,90,90+angle,0,0) ); sprintf(idSlatCh9,"LE%d",3*kNslats5-2+i); detElemId = 900 + (i + kNslats5-1-6); //gMC->Gsvolu(idSlatCh9,"BOX",kSlatMaterial,spar,3); GetEnvelopes(8)->AddEnvelope(idSlatCh9, detElemId, true, TGeoTranslation(-xSlat5, ySlat5, zSlat5 - dzCh5), TGeoRotation("rot2",90,180+angle,90,90+angle,180,0) ); if (i > 0) { sprintf(idSlatCh9,"LE%d",kNslats5-1-i); detElemId = 913 + (i + kNslats5-1-6); //gMC->Gsvolu(idSlatCh9,"BOX",kSlatMaterial,spar,3); GetEnvelopes(8)->AddEnvelope(idSlatCh9, detElemId, true, TGeoTranslation(xSlat5, -ySlat5, -zSlat5 + dzCh5), TGeoRotation("rot3",90,angle,90,270+angle,180,0) ); sprintf(idSlatCh9,"LE%d",3*kNslats5-2-i); detElemId = 926 - (i + kNslats5-1-6); //gMC->Gsvolu(idSlatCh9,"BOX",kSlatMaterial,spar,3); GetEnvelopes(8)->AddEnvelope(idSlatCh9, detElemId, true, TGeoTranslation(-xSlat5, -ySlat5, zSlat5 - dzCh5), TGeoRotation("rot4",90,180+angle,90,270+angle,0,0) ); } sprintf(idSlatCh10,"LF%d",kNslats5-1+i); detElemId = 1013 - (i + kNslats5-1-6); //gMC->Gsvolu(idSlatCh10,"BOX",kSlatMaterial,spar,3); GetEnvelopes(9)->AddEnvelope(idSlatCh10, detElemId, true, TGeoTranslation(xSlat5, ySlat5, -zSlat5 + dzCh5), TGeoRotation("rot5",90,angle,90,90+angle,0,0) ); sprintf(idSlatCh10,"LF%d",3*kNslats5-2+i); detElemId = 1000 + (i + kNslats5-1-6); //gMC->Gsvolu(idSlatCh10,"BOX",kSlatMaterial,spar,3); GetEnvelopes(9)->AddEnvelope(idSlatCh10, detElemId, true, TGeoTranslation(-xSlat5, ySlat5, zSlat5 - dzCh5), TGeoRotation("rot6",90,180+angle,90,90+angle,180,0) ); if (i > 0) { sprintf(idSlatCh10,"LF%d",kNslats5-1-i); detElemId = 1013 + (i + kNslats5-1-6); //gMC->Gsvolu(idSlatCh10,"BOX",kSlatMaterial,spar,3); GetEnvelopes(9)->AddEnvelope(idSlatCh10, detElemId, true, TGeoTranslation(xSlat5, -ySlat5, -zSlat5 + dzCh5), TGeoRotation("rot7",90,angle,90,270+angle,180,0) ); sprintf(idSlatCh10,"LF%d",3*kNslats5-2-i); detElemId = 1026 - (i + kNslats5-1-6); //gMC->Gsvolu(idSlatCh10,"BOX",kSlatMaterial,spar,3); GetEnvelopes(9)->AddEnvelope(idSlatCh10, detElemId, true, TGeoTranslation(-xSlat5, -ySlat5, zSlat5 - dzCh5), TGeoRotation("rot8",90,180+angle,90,270+angle,0,0) ); } } // create the panel volume gMC->Gsvolu("S09C","BOX",kCarbonMaterial,panelpar,3); gMC->Gsvolu("S10C","BOX",kCarbonMaterial,panelpar,3); // create the nomex volume gMC->Gsvolu("S09N","BOX",kNomexMaterial,nomexpar,3); gMC->Gsvolu("S10N","BOX",kNomexMaterial,nomexpar,3); // create the nomex volume (bulk) gMC->Gsvolu("S09X","BOX",kNomexBMaterial,nomexbpar,3); gMC->Gsvolu("S10X","BOX",kNomexBMaterial,nomexbpar,3); // create the insulating material volume gMC->Gsvolu("S09I","BOX",kInsuMaterial,insupar,3); gMC->Gsvolu("S10I","BOX",kInsuMaterial,insupar,3); // create the PCB volume gMC->Gsvolu("S09P","BOX",kPcbMaterial,pcbpar,3); gMC->Gsvolu("S10P","BOX",kPcbMaterial,pcbpar,3); // create the sensitive volumes, gMC->Gsvolu("S09G","BOX",kSensMaterial,dum,0); gMC->Gsvolu("S10G","BOX",kSensMaterial,dum,0); // create the vertical frame volume gMC->Gsvolu("S09V","BOX",kVframeMaterial,vFramepar,3); gMC->Gsvolu("S10V","BOX",kVframeMaterial,vFramepar,3); // create the horizontal frame volume gMC->Gsvolu("S09H","BOX",kHframeMaterial,hFramepar,3); gMC->Gsvolu("S10H","BOX",kHframeMaterial,hFramepar,3); // create the horizontal border volume gMC->Gsvolu("S09B","BOX",kBframeMaterial,bFramepar,3); gMC->Gsvolu("S10B","BOX",kBframeMaterial,bFramepar,3); index = 0; for (i = 0; i < kNslats5; i++){ for (Int_t quadrant = 1; quadrant <= 4; quadrant++) { if (i == 0 && quadrant == 2) continue; if (i == 0 && quadrant == 4) continue; sprintf(idSlatCh9,"LE%d",ConvertSlatNum(i,quadrant,kNslats5-1)); sprintf(idSlatCh10,"LF%d",ConvertSlatNum(i,quadrant,kNslats5-1)); Float_t xvFrame = (slatLength5[i] - kVframeLength)/2.; // ok // position the vertical frames (spacers) if (i != 1) { GetEnvelopes(8)->AddEnvelopeConstituent("S09V", idSlatCh9, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.)); GetEnvelopes(8)->AddEnvelopeConstituent("S09V", idSlatCh9, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.)); GetEnvelopes(9)->AddEnvelopeConstituent("S10V", idSlatCh10, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.)); GetEnvelopes(9)->AddEnvelopeConstituent("S10V", idSlatCh10, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.)); } else { // no rounded spacer yet GetEnvelopes(8)->AddEnvelopeConstituent("S09V", idSlatCh9, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.)); // GetEnvelopes(8)->AddEnvelopeConstituent("S09V", idSlatCh9, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.)); GetEnvelopes(9)->AddEnvelopeConstituent("S10V", idSlatCh10, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.)); // GetEnvelopes(9)->AddEnvelopeConstituent("S10V", idSlatCh10, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.)); } // position the panels and the insulating material for (j = 0; j < kNPCB5[i]; j++){ if (i == 1 && j == 0) continue; index++; Float_t xx = kSensLength * (-kNPCB5[i]/2.+j+.5); Float_t zPanel = spar[2] - nomexbpar[2]; GetEnvelopes(8)->AddEnvelopeConstituent("S09X", idSlatCh9, 2*index-1,TGeoTranslation(xx,0.,zPanel)); GetEnvelopes(8)->AddEnvelopeConstituent("S09X", idSlatCh9, 2*index,TGeoTranslation(xx,0.,-zPanel)); GetEnvelopes(8)->AddEnvelopeConstituent("S09I", idSlatCh9, index,TGeoTranslation(xx,0.,0.)); GetEnvelopes(9)->AddEnvelopeConstituent("S10X", idSlatCh10, 2*index-1,TGeoTranslation(xx,0.,zPanel)); GetEnvelopes(9)->AddEnvelopeConstituent("S10X", idSlatCh10, 2*index,TGeoTranslation(xx,0.,-zPanel)); GetEnvelopes(9)->AddEnvelopeConstituent("S10I", idSlatCh10, index,TGeoTranslation(xx,0.,0.)); } } } // position the nomex volume inside the panel volume gMC->Gspos("S09N",1,"S09C",0.,0.,0.,0,"ONLY"); gMC->Gspos("S10N",1,"S10C",0.,0.,0.,0,"ONLY"); // position panel volume inside the bulk nomex material volume gMC->Gspos("S09C",1,"S09X",0.,0.,kNomexBWidth/2.,0,"ONLY"); gMC->Gspos("S10C",1,"S10X",0.,0.,kNomexBWidth/2.,0,"ONLY"); // position the PCB volume inside the insulating material volume gMC->Gspos("S09P",1,"S09I",0.,0.,0.,0,"ONLY"); gMC->Gspos("S10P",1,"S10I",0.,0.,0.,0,"ONLY"); // position the horizontal frame volume inside the PCB volume gMC->Gspos("S09H",1,"S09P",0.,0.,0.,0,"ONLY"); gMC->Gspos("S10H",1,"S10P",0.,0.,0.,0,"ONLY"); // position the sensitive volume inside the horizontal frame volume gMC->Gsposp("S09G",1,"S09H",0.,0.,0.,0,"ONLY",senspar,3); gMC->Gsposp("S10G",1,"S10H",0.,0.,0.,0,"ONLY",senspar,3); // position the border volumes inside the PCB volume Float_t yborder = ( kPcbHeight - kBframeHeight ) / 2.; gMC->Gspos("S09B",1,"S09P",0., yborder,0.,0,"ONLY"); gMC->Gspos("S09B",2,"S09P",0.,-yborder,0.,0,"ONLY"); gMC->Gspos("S10B",1,"S10P",0., yborder,0.,0,"ONLY"); gMC->Gspos("S10B",2,"S10P",0.,-yborder,0.,0,"ONLY"); // // create the NULOC volume and position it in the horizontal frame gMC->Gsvolu("S09E","BOX",kNulocMaterial,nulocpar,3); gMC->Gsvolu("S10E","BOX",kNulocMaterial,nulocpar,3); index = 0; for (xx = -xxmax; xx <= xxmax; xx += 2*kNulocLength) { index++; gMC->Gspos("S09E",2*index-1,"S09B", xx, 0.,-kBframeWidth/2. + kNulocWidth/2, 0, "ONLY"); gMC->Gspos("S09E",2*index ,"S09B", xx, 0., kBframeWidth/2. - kNulocWidth/2, 0, "ONLY"); gMC->Gspos("S10E",2*index-1,"S10B", xx, 0.,-kBframeWidth/2. + kNulocWidth/2, 0, "ONLY"); gMC->Gspos("S10E",2*index ,"S10B", xx, 0., kBframeWidth/2. - kNulocWidth/2, 0, "ONLY"); } // position the volumes approximating the circular section of the pipe Float_t epsilon = 0.001; Int_t ndiv = 10; Int_t imax = 1; Double_t divpar[3]; Double_t dydiv = kSensHeight/ndiv; Double_t ydiv = (kSensHeight - dydiv)/2.; Float_t rmin = AliMUONConstants::Rmin(4); Float_t xdiv = 0.; Float_t xvol; Float_t yvol; for (Int_t idiv = 0; idiv < ndiv; idiv++){ ydiv += dydiv; xdiv = 0.; if (ydiv < rmin) xdiv = rmin * TMath::Sin( TMath::ACos((ydiv-dydiv/2.)/rmin) ); divpar[0] = (kPcbLength - xdiv)/2.; divpar[1] = dydiv/2. - epsilon; divpar[2] = kSensWidth/2.; xvol = (kPcbLength + xdiv)/2.; yvol = ydiv; for (Int_t quadrant = 1; quadrant <= 4; quadrant++) { sprintf(idSlatCh9,"LE%d",ConvertSlatNum(1,quadrant,kNslats5-1)); sprintf(idSlatCh10,"LF%d",ConvertSlatNum(1,quadrant,kNslats5-1)); GetEnvelopes(8)->AddEnvelopeConstituentParam("S09G", idSlatCh9, quadrant*100+imax+4*idiv+1, TGeoTranslation(xvol-kPcbLength * kNPCB5[1]/2.,yvol-kPcbLength,0.),3,divpar); GetEnvelopes(9)->AddEnvelopeConstituentParam("S10G", idSlatCh10, quadrant*100+imax+4*idiv+1, TGeoTranslation(xvol-kPcbLength * kNPCB5[1]/2.,yvol-kPcbLength,0.),3,divpar); } } // cout << "Geometry for Station 5...... done" << endl; } } //______________________________________________________________________________ void AliMUONSlatGeometryBuilder::SetTransformations() { // Defines the transformations for the station345 chambers. // --- if (gAlice->GetModule("DIPO")) { // if DIPO is preset, the whole station will be placed in DDIP volume SetMotherVolume(4, "DDIP"); SetMotherVolume(5, "DDIP"); SetVolume(4, "CH05", true); SetVolume(5, "CH06", true); } else { SetVolume(4, "CH05"); SetVolume(5, "CH06"); } if (gAlice->GetModule("SHIL")) { SetMotherVolume(6, "YOUT2"); SetMotherVolume(7, "YOUT2"); SetMotherVolume(8, "YOUT2"); SetMotherVolume(9, "YOUT2"); } SetVolume(6, "CH07"); SetVolume(7, "CH08"); SetVolume(8, "CH09"); SetVolume(9, "CH10"); // Stations 345 are not perpendicular to the beam axis // See AliMUONConstants class TGeoRotation st345inclination("rot99"); st345inclination.RotateX(AliMUONConstants::St345Inclination()); Double_t zpos1= - AliMUONConstants::DefaultChamberZ(4); SetTransformation(4, TGeoTranslation(0., 0., zpos1), st345inclination); zpos1= - AliMUONConstants::DefaultChamberZ(5); SetTransformation(5, TGeoTranslation(0., 0., zpos1), st345inclination); zpos1 = - AliMUONConstants::DefaultChamberZ(6); SetTransformation(6, TGeoTranslation(0., 0., zpos1), st345inclination); zpos1 = - AliMUONConstants::DefaultChamberZ(7); SetTransformation(7, TGeoTranslation(0., 0., zpos1), st345inclination ); zpos1 = - AliMUONConstants::DefaultChamberZ(8); SetTransformation(8, TGeoTranslation(0., 0., zpos1), st345inclination); zpos1 = - AliMUONConstants::DefaultChamberZ(9); SetTransformation(9, TGeoTranslation(0., 0., zpos1), st345inclination); } //______________________________________________________________________________ void AliMUONSlatGeometryBuilder::SetSensitiveVolumes() { // Defines the sensitive volumes for slat stations chambers. // --- GetGeometry(4)->SetSensitiveVolume("S05G"); GetGeometry(5)->SetSensitiveVolume("S06G"); GetGeometry(6)->SetSensitiveVolume("S07G"); GetGeometry(7)->SetSensitiveVolume("S08G"); GetGeometry(8)->SetSensitiveVolume("S09G"); GetGeometry(9)->SetSensitiveVolume("S10G"); } //______________________________________________________________________________ Int_t AliMUONSlatGeometryBuilder::ConvertSlatNum(Int_t numslat, Int_t quadnum, Int_t fspq) const { // On-line function establishing the correspondance between numslat (the slat number on a particular quadrant (numslat->0....4 for St3)) // and slatnum (the slat number on the whole panel (slatnum->1...18 for St3) numslat += 1; if (quadnum==2 || quadnum==3) numslat += fspq; else numslat = fspq + 2-numslat; numslat -= 1; if (quadnum==3 || quadnum==4) numslat += 2*fspq+1; return numslat; }