#include "TGeoPara.h"
#include "TGeoPhysicalNode.h"
#include "TGeoHalfSpace.h"
+#include "TTreeStream.h"
ClassImp(AliTPCv2)
// here I define a volume TPC
// retrive the medium name with "TPC_" as a leading string
//
- TGeoPcon *tpc = new TGeoPcon(0.,360.,20); //20 sections
+ TGeoPcon *tpc = new TGeoPcon(0.,360.,30); //30 sections
//
- tpc->DefineSection(0,-291.,77.,278.);
- tpc->DefineSection(1,-270,77.,278.);
+ tpc->DefineSection(0,-289.6,77.,278.);
+ tpc->DefineSection(1,-262.1,77.,278.);
//
- tpc->DefineSection(2,-270.,77.,278.);
- tpc->DefineSection(3,-259.6,70.,278.);
+ tpc->DefineSection(2,-262.1,83.1,278.);
+ tpc->DefineSection(3,-260.,83.1,278.);
//
- tpc->DefineSection(4,-259.6,68.1,278.);
- tpc->DefineSection(5,-253.6,68.1,278.);
+ tpc->DefineSection(4,-260.,70.,278.);
+ tpc->DefineSection(5,-259.6,70.,278.);
//
- tpc->DefineSection(6,-253.6,68.,278.);
- tpc->DefineSection(7,-74.0,60.8,278.);
+ tpc->DefineSection(6,-259.6,68.1,278.);
+ tpc->DefineSection(7,-253.6,68.1,278.);
//
- tpc->DefineSection(8,-74.0,60.1,278.);
- tpc->DefineSection(9,-73.3,60.1,278.);
+ tpc->DefineSection(8,-253.6,68.,278.);
+ tpc->DefineSection(9,-74.0,60.8,278.);
//
- tpc->DefineSection(10,-73.3,56.9,278.);
- tpc->DefineSection(11,73.3,56.9,278.);
+ tpc->DefineSection(10,-74.0,60.1,278.);
+ tpc->DefineSection(11,-73.3,60.1,278.);
//
- tpc->DefineSection(12,73.3,60.1,278.);
- tpc->DefineSection(13,74.0,60.1,278.);
+ tpc->DefineSection(12,-73.3,56.9,278.);
+ tpc->DefineSection(13,-68.5,56.9,278.);
//
- tpc->DefineSection(14,74.0,60.8,278.);
- tpc->DefineSection(15,253.6,65.5,278.);
+ tpc->DefineSection(14,-68.5,60.,278.);
+ tpc->DefineSection(15,-64.7,60.,278.);
//
- tpc->DefineSection(16,253.6,65.6,278.);
- tpc->DefineSection(17,259.6,65.6,278.);
+ tpc->DefineSection(16,-64.7,56.9,278.);
+ tpc->DefineSection(17,73.3,56.9,278.);
//
- tpc->DefineSection(18,259.6,70.0,278.);
- tpc->DefineSection(19,291.,77.,278.);
+ tpc->DefineSection(18,73.3,60.1,278.);
+ tpc->DefineSection(19,74.0,60.1,278.);
+ //
+ tpc->DefineSection(20,74.0,60.8,278.);
+ tpc->DefineSection(21,253.6,65.5,278.);
+ //
+ tpc->DefineSection(22,253.6,65.6,278.);
+ tpc->DefineSection(23,259.6,65.6,278.);
+ //
+ tpc->DefineSection(24,259.6,70.0,278.);
+ tpc->DefineSection(25,260.,70.0,278.);
+ //
+ tpc->DefineSection(26,260.,83.1,278.);
+ tpc->DefineSection(27,262.1,83.1,278.);
+ //
+ tpc->DefineSection(28,262.1,77.,278);
+ tpc->DefineSection(29,289.6,77.,278.);
//
TGeoMedium *m1 = gGeoManager->GetMedium("TPC_Air");
TGeoVolume *v1 = new TGeoVolume("TPC_M",tpc,m1);
dvol->DefineSection(4,253.6,74.5,264.4);
dvol->DefineSection(5,260.,74.5,264.4);
//
- TGeoMedium *m5 = gGeoManager->GetMedium("TPC_Ne-CO2-N-2");
+ TGeoMedium *m5 = gGeoManager->GetMedium("TPC_Ne-CO2-2");
TGeoVolume *v9 = new TGeoVolume("TPC_Drift",dvol,m5);
//
v1->AddNode(v9,1);
//
// segment outermost
//
- TGeoTubeSeg *t2 = new TGeoTubeSeg(76.6774,78.845,74.175,350.,109.6); // tedlar 38 microns
- TGeoTubeSeg *t3 = new TGeoTubeSeg(76.6812,78.8412,74.175,350.,109.6); // prepreg2 500 microns
- TGeoTubeSeg *t4 = new TGeoTubeSeg(76.7312,78.7912,74.175,350.,109.6); // prepreg3 300 microns
- TGeoTubeSeg *t5 = new TGeoTubeSeg(76.7612,78.7612,74.175,350.,109.6); // nomex 2 cm
- TGeoTubeSeg *tepox1 = new TGeoTubeSeg(76.6774,78.845,74.175,109.6,110.);//epoxy
+ TGeoTubeSeg *t2 = new TGeoTubeSeg(76.6774,78.845,74.175,350.,109.4); // tedlar 38 microns
+ TGeoTubeSeg *t3 = new TGeoTubeSeg(76.6812,78.8412,74.175,350.,109.4); // prepreg2 500 microns
+ TGeoTubeSeg *t4 = new TGeoTubeSeg(76.7312,78.7912,74.175,350.,109.4); // prepreg3 300 microns
+ TGeoTubeSeg *t5 = new TGeoTubeSeg(76.7612,78.7612,74.175,350.,109.4); // nomex 2 cm
+ TGeoTubeSeg *tepox1 = new TGeoTubeSeg(76.6774,78.845,74.175,109.4,110.);//epoxy
TGeoTubeSeg *tpr1 = new TGeoTubeSeg(78.845,78.885,74.175,109.,111.);
// volumes for the outer part
//
// segment middle
//
- TGeoTubeSeg *t6 = new TGeoTubeSeg(76.6774,78.795,5.,350.,109.6); // tedlar 38 microns
- TGeoTubeSeg *t7 = new TGeoTubeSeg(76.6812,78.7912,5.,350.,109.6); // prepreg2 250 microns
- TGeoTubeSeg *t8 = new TGeoTubeSeg(76.7062,78.7662,5.,350.,109.6); // prepreg3 300 microns
- TGeoTubeSeg *t9 = new TGeoTubeSeg(76.7362,78.7362,5.,350.,109.6); // nomex 2 cm
- TGeoTubeSeg *tepox2 = new TGeoTubeSeg(76.6774,78.795,5.,109.6,110.);//epoxy
+ TGeoTubeSeg *t6 = new TGeoTubeSeg(76.6774,78.795,5.,350.,109.4); // tedlar 38 microns
+ TGeoTubeSeg *t7 = new TGeoTubeSeg(76.6812,78.7912,5.,350.,109.4); // prepreg2 250 microns
+ TGeoTubeSeg *t8 = new TGeoTubeSeg(76.7062,78.7662,5.,350.,109.4); // prepreg3 300 microns
+ TGeoTubeSeg *t9 = new TGeoTubeSeg(76.7362,78.7362,5.,350.,109.4); // nomex 2 cm
+ TGeoTubeSeg *tepox2 = new TGeoTubeSeg(76.6774,78.795,5.,109.4,110.);//epoxy
TGeoTubeSeg *tpr2 = new TGeoTubeSeg(78.795,78.835,5.,109.,111.);
// volumes for the middle part
TGeoVolume *tv6 = new TGeoVolume("TPC_IFC7",t6,sm2);
//
// segment central part
//
- TGeoTubeSeg *t10 = new TGeoTubeSeg(76.6774,78.785,93.75,350.,109.6); // tedlar 38 microns
- TGeoTubeSeg *t11 = new TGeoTubeSeg(76.6812,78.7812,93.75,350.,109.6); // prepreg3 500 microns
- TGeoTubeSeg *t12 = new TGeoTubeSeg(76.7312,78.7312,93.75,350.,109.6); // nomex 2 cm
- TGeoTubeSeg *tepox3 = new TGeoTubeSeg(76.6774,78.785,93.75,109.6,110.);//epoxy
+ TGeoTubeSeg *t10 = new TGeoTubeSeg(76.6774,78.785,93.75,350.,109.4); // tedlar 38 microns
+ TGeoTubeSeg *t11 = new TGeoTubeSeg(76.6812,78.7812,93.75,350.,109.4); // prepreg3 500 microns
+ TGeoTubeSeg *t12 = new TGeoTubeSeg(76.7312,78.7312,93.75,350.,109.4); // nomex 2 cm
+ TGeoTubeSeg *tepox3 = new TGeoTubeSeg(76.6774,78.785,93.75,109.4,110.);//epoxy
TGeoTubeSeg *tpr3 = new TGeoTubeSeg(78.785,78.825,93.75,109.,111.);
// volumes for the central part
TGeoVolume *tv10 = new TGeoVolume("TPC_IFC11",t10,sm2);
//
TGeoVolume *cflv = new TGeoVolume("TPC_CDR",cfl,m3);
// sandwich
- TGeoTube *cd1 = new TGeoTube(60.6224,61.19,71.1);
- TGeoTube *cd2 = new TGeoTube(60.6262,61.1862,71.1);
- TGeoTube *cd3 = new TGeoTube(60.6462,61.1662,71.1);
- TGeoTube *cd4 = new TGeoTube(60.6562,61.1562,71.1);
+ TGeoTubeSeg *cd1 = new TGeoTubeSeg(60.6224,61.19,71.1,0.1,119.9);
+ TGeoTubeSeg *cd2 = new TGeoTubeSeg(60.6262,61.1862,71.1,0.1,119.9);
+ TGeoTubeSeg *cd3 = new TGeoTubeSeg(60.6462,61.1662,71.1,0.1,119.9);
+ TGeoTubeSeg *cd4 = new TGeoTubeSeg(60.6562,61.1562,71.1,0.1,119.9);
+ TGeoTubeSeg *tepox4 = new TGeoTubeSeg(60.6224,61.19,71.1,359.9,0.1);
+ // TGeoTube *cd1 = new TGeoTube(60.6224,61.19,71.1);
+ // TGeoTube *cd2 = new TGeoTube(60.6262,61.1862,71.1);
+ // TGeoTube *cd3 = new TGeoTube(60.6462,61.1662,71.1);
+ // TGeoTube *cd4 = new TGeoTube(60.6562,61.1562,71.1);
//
TGeoMedium *sm6 = gGeoManager->GetMedium("TPC_Prepreg1");
TGeoMedium *sm8 = gGeoManager->GetMedium("TPC_Epoxyfm");
TGeoVolume *cd2v = new TGeoVolume("TPC_CDR2",cd2,sm6);// prepreg1
TGeoVolume *cd3v = new TGeoVolume("TPC_CDR3",cd3,sm8); //epoxy film
TGeoVolume *cd4v = new TGeoVolume("TPC_CDR4",cd4,sm4); //nomex
+ TGeoVolume *tvep4 = new TGeoVolume("TPC_IFEPOX4",tepox4,sm1);
//
// seals for central drum 2 copies
//
TGeoRotation *ref = new TGeoRotation("ref",90.,0.,90.,90.,180.,0.);
//
- cd1v->AddNode(cd2v,1); cd2v->AddNode(cd3v,1); cd3v->AddNode(cd4v,1); cflv->AddNode(cd1v,1);
+ cd1v->AddNode(cd2v,1); cd2v->AddNode(cd3v,1); cd3v->AddNode(cd4v,1); //sandwich
+ // first segment
+ cflv->AddNode(cd1v,1); cflv->AddNode(tvep4,1);
+ // second segment
+ segrot = new TGeoRotation();
+ segrot->RotateZ(120.);
+ cflv->AddNode(cd1v,2,segrot); cflv->AddNode(tvep4,2,segrot);
+ // third segment
+ segrot = new TGeoRotation();
+ segrot->RotateZ(240.);
+ cflv->AddNode(cd1v,3,segrot); cflv->AddNode(tvep4,3,segrot);
//
v1->AddNode(siv,1,new TGeoTranslation(0.,0.,-69.9));
v1->AddNode(siv,2,new TGeoTranslation(0.,0.,69.9));
//
// central membrane - 2 rings and a mylar membrane - assembly
//
- TGeoTube *ih = new TGeoTube(81.9,84.1,0.2);
- TGeoTube *oh = new TGeoTube(250.,256.5,0.2);
- TGeoTube *mem = new TGeoTube(84.1,250.,0.01);
+ TGeoTube *ih = new TGeoTube(81.05,84.05,0.3);
+ TGeoTube *oh = new TGeoTube(250.,256.,0.5);
+ TGeoTube *mem = new TGeoTube(84.05,250.,0.00115);
//
TGeoMedium *m4 = gGeoManager->GetMedium("TPC_G10");
TGeoCombiTrans *transf[13];
Char_t name[30];
for(Int_t i=0;i<13;i++){
- sprintf(name,"transf%d",i);
+ //sprintf(name,"transf%d",i);
+ snprintf(name,30,"transf%d",i);
transf[i]= new TGeoCombiTrans(name,0.,-2.,-9.+i*1.5,rhole);
transf[i]->RegisterYourself();
}
// union expression for holes
TString operl("hhole:transf0");
for (Int_t i=1;i<13;i++){
- sprintf(name,"+hhole:transf%d",i);
+ //sprintf(name,"+hhole:transf%d",i);
+ snprintf(name,30,"+hhole:transf%d",i);
operl.Append(name);
}
//
TString opers("hhole:transf1");
for (Int_t i=2;i<12;i++){
- sprintf(name,"+hhole:transf%d",i);
+ //sprintf(name,"+hhole:transf%d",i);
+ snprintf(name,30,"+hhole:transf%d",i);
opers.Append(name);
}
//union of holes
//
//
//HV rods - makrolon + 0.58cm (diameter) Cu
- TGeoTube *hvr = new TGeoTube(0.,1.465,126.7);
- TGeoTube *hvc = new TGeoTube(0.,0.29,126.7);
+ TGeoTube *hvr = new TGeoTube(0.,1.465,126.5);
+ TGeoTube *hvc = new TGeoTube(0.,0.29,126.5);
//
TGeoVolume *hvrv = new TGeoVolume("TPC_HV_Rod",hvr,m6);
TGeoVolume *hvcv = new TGeoVolume("TPC_HV_Cable",hvc,m7);
r=81.5;
x=r * TMath::Cos(angle);
y=r * TMath::Sin(angle);
- z = 126.;
+ z = 126.1;
//
v9->AddNode(irhv,i+1,roth);
v9->AddNode(orhv,i+1,roth);
r=254.25;
x=r * TMath::Cos(angle);
y=r * TMath::Sin(angle);
- z=126.;
+ z=126.3;
//
if(i==3){//resistor rod outer
rotrod.RotateZ(90.+angle);
v9->AddNode(tpcmrod,i+55,new TGeoCombiTrans(x,y,-z,ref));//muon
}
if(i==15){
- v9->AddNode(hvrv,1,new TGeoTranslation(x,y,z)); //hv->A-side only
+ v9->AddNode(hvrv,1,new TGeoTranslation(x,y,z+0.7)); //hv->A-side only
}
} //end of rods positioning
}
}
-//_____________________________________________________________________________
-void AliTPCv2::DrawDetector() const
-{
- //
- // Draw a shaded view of the Time Projection Chamber version 1
- //
-
- // Set everything unseen
- gMC->Gsatt("*", "seen", -1);
- //
- // Set ALIC mother transparent
- gMC->Gsatt("ALIC","SEEN",0);
- //
- // Set the volumes visible
- //
-
- gMC->Gsatt("TPC ","SEEN",0);
- gMC->Gsatt("TOIN","SEEN",1);
- gMC->Gsatt("TOIN","COLO",7);
- gMC->Gsatt("TOCV","SEEN",1);
- gMC->Gsatt("TOCV","COLO",4);
- gMC->Gsatt("TSA1","SEEN",0);
- gMC->Gsatt("TSA2","SEEN",0);
- gMC->Gsatt("TSA3","SEEN",0);
- gMC->Gsatt("TSA4","SEEN",0);
- gMC->Gsatt("TSA5","SEEN",0);
- gMC->Gsatt("TOFC","SEEN",1);
- gMC->Gsatt("TOFC","COLO",4);
- gMC->Gsatt("TSA6","SEEN",0);
- gMC->Gsatt("TSA7","SEEN",0);
- gMC->Gsatt("TSA8","SEEN",0);
- gMC->Gsatt("TIIN","SEEN",1);
- gMC->Gsatt("TIIN","COLO",7);
- gMC->Gsatt("TII1","SEEN",0);
- gMC->Gsatt("TIFC","SEEN",1);
- gMC->Gsatt("TIFC","COLO",4);
- gMC->Gsatt("TSA9","SEEN",0);
- gMC->Gsatt("TS10","SEEN",0);
- gMC->Gsatt("TS11","SEEN",0);
- gMC->Gsatt("TS12","SEEN",0);
- gMC->Gsatt("TS13","SEEN",0);
- gMC->Gsatt("TS14","SEEN",0);
- gMC->Gsatt("TICC","SEEN",0);
- gMC->Gsatt("TICM","SEEN",0);
- gMC->Gsatt("TS15","SEEN",0);
- gMC->Gsatt("TS16","SEEN",0);
- gMC->Gsatt("TS17","SEEN",0);
- gMC->Gsatt("TS18","SEEN",0);
- gMC->Gsatt("TS19","SEEN",0);
- gMC->Gsatt("TPJ1","SEEN",0);
- gMC->Gsatt("TPJ2","SEEN",0);
- gMC->Gsatt("TICS","SEEN",0);
- gMC->Gsatt("TDGN","SEEN",0);
- gMC->Gsatt("TIRC","SEEN",0);
- gMC->Gsatt("TIC1","SEEN",1);
- gMC->Gsatt("TIPP","SEEN",0);
- gMC->Gsatt("TIC3","SEEN",0);
- gMC->Gsatt("TRCE","SEEN",0);
- gMC->Gsatt("TPSC","SEEN",0);
- gMC->Gsatt("TPCC","SEEN",0);
- gMC->Gsatt("TORC","SEEN",0);
- gMC->Gsatt("TOPP","SEEN",0);
- gMC->Gsatt("TOC3","SEEN",0);
- gMC->Gsatt("TOC1","SEEN",1);
- gMC->Gsatt("TSSW","SEEN",1);
- gMC->Gsatt("TSWC","SEEN",1);
- gMC->Gsatt("TSSW","COLO",3);
- gMC->Gsatt("TSWC","COLO",3);
- gMC->Gsatt("TSCE","COLO",6);
- gMC->Gsatt("TSCE","SEEN",1);
- gMC->Gsatt("TWES","SEEN",0);
- gMC->Gsatt("TSWB","SEEN",0);
- gMC->Gsatt("TPEL","SEEN",0);
- gMC->Gsatt("TPMW","SEEN",1);
- gMC->Gsatt("TESR","SEEN",1);
- gMC->Gsatt("TPMW","COLO",12);
- gMC->Gsatt("TIC1","COLO",5);
- gMC->Gsatt("TOC1","COLO",5);
- gMC->Gsatt("TESB","SEEN",0);
- gMC->Gsatt("THVM","SEEN",1);
- gMC->Gsatt("THVM","COLO",11);
- gMC->Gsatt("THVH","SEEN",0);
- gMC->Gsatt("TPSR","SEEN",0);
- gMC->Gsatt("THVL","SEEN",0);
- gMC->Gsatt("THVC","SEEN",0);
- gMC->Gsatt("THVE","SEEN",0);
- gMC->Gsatt("THVR","SEEN",0);
- gMC->Gsatt("TPSS","SEEN",0);
- gMC->Gsatt("TPUS","SEEN",0);
- gMC->Gsatt("TPLS","SEEN",0);
-
- //
- gMC->Gdopt("hide", "on");
- gMC->Gdopt("shad", "on");
- gMC->Gsatt("*", "fill", 7);
- gMC->SetClipBox(".");
- gMC->SetClipBox("TPMW",-300,300,-300,300,254.,270.);
- gMC->SetClipBox("TESR",-300,300,-300,300,254.,270.);
- gMC->SetClipBox("TSSW",-300,300,-300,300,283.,284.);
- gMC->SetClipBox("TSWC",-300,300,-300,300,283.,284.);
- gMC->SetClipBox("*", 0, 300, -300, 300, -290, 290);
- gMC->DefaultRange();
- gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .025, .025);
- gMC->Gdhead(1111, "Time Projection Chamber");
- gMC->Gdman(18, 4, "MAN");
- gMC->Gdopt("hide","off");
-}
//_____________________________________________________________________________
void AliTPCv2::CreateMaterials()
gMC->SetMaxNStep(-30000); // max. number of steps increased
if (fPrimaryIonisation) {
+ // for FLUKA
gMC->Gstpar(idtmed[2],"PRIMIO_E", 20.77); // 1st ionisation potential
gMC->Gstpar(idtmed[2],"PRIMIO_N", 14.35);
gMC->Gstpar(idtmed[2],"LOSS", 14); // specific energy loss
gMC->Gstpar(idtmed[2],"STRA",4);
- } else {
- gMC->Gstpar(idtmed[2],"LOSS", 5); // specific energy loss
- }
+ }
+ // specific energy loss for geant3 is now defined in galice.cuts
AliDebug(1,"*** TPC version 2 initialized ***");
vol[1]=0; // preset row number to 0
//
- if (fPrimaryIonisation) gMC->SetMaxStep(kbig);
+ if (!fPrimaryIonisation) gMC->SetMaxStep(kbig);
if(!gMC->IsTrackAlive()) return; // particle has disappeared
id = gMC->CurrentVolID(copy); // vol ID and copy number (starts from 1!)
if(id != fIDrift && id != fIdSens) return; // not in the sensitive folume
+ if ( fPrimaryIonisation && id == fIDrift ) {
+ Double_t rnd = gMC->GetRandom()->Rndm();
+ gMC->SetMaxStep(0.2+(2.*rnd-1.)*0.05); // 2 mm +- rndm*0.5mm step
+ }
+
+ //if ( fPrimaryIonisation && id == fIDrift && gMC->IsTrackEntering()) {
+ // gMC->SetMaxStep(0.2); // 2 mm
+ //}
+
gMC->TrackPosition(p);
Double_t r = TMath::Sqrt(p[0]*p[0]+p[1]*p[1]);
//
hits[4]=gMC->TrackTime();
AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol,hits);
-
+ if (fDebugStreamer){
+ // You can dump here what you need
+ // function CreateDebugStremer() to be called in the Config.C macro
+ // if you want to enable it
+ // By default debug streaemer is OFF
+ Float_t edep = gMC->Edep();
+ Float_t tstep = gMC->TrackStep();
+ Int_t pid=gMC->TrackPid();
+ (*fDebugStreamer)<<"hit"<<
+ "x="<<hits[0]<< // hit position
+ "y="<<hits[1]<<
+ "z="<<hits[2]<<
+ "nel="<<hits[3]<< // number of electorns
+ "tof="<<hits[4]<< // hit TOF
+ "edep="<<edep<< // energy deposit
+ "pid="<<pid<< // pid
+ "step="<<tstep<<
+ "p.="<<&p<<
+ "\n";
+ }
+
} // step>0
} //within sector's limits
// Stemax calculation for the next step