#include "TGeoVolume.h"
#include "TGeoPcon.h"
#include "TGeoTube.h"
+#include "TGeoCone.h"
#include "TGeoPgon.h"
#include "TGeoTrd1.h"
#include "TGeoCompositeShape.h"
#include "TGeoHalfSpace.h"
#include "TTreeStream.h"
+using std::ifstream;
+using std::ios_base;
ClassImp(AliTPCv2)
//_____________________________________________________________________________
// here I define a volume TPC
// retrive the medium name with "TPC_" as a leading string
//
- TGeoPcon *tpc = new TGeoPcon(0.,360.,24); //24 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,-253.6,67.88,278.);//hs
+ tpc->DefineSection(9,-74.0,60.68,278.);// hs
//
- tpc->DefineSection(10,-73.3,56.9,278.);
- tpc->DefineSection(11,-68.5,56.9,278.);
+ tpc->DefineSection(10,-74.0,60.1,278.);
+ tpc->DefineSection(11,-73.3,60.1,278.);
//
- tpc->DefineSection(12,-68.5,60.,278.);
- tpc->DefineSection(13,-65.,60.,278.);
+ tpc->DefineSection(12,-73.3,56.9,278.);
+ tpc->DefineSection(13,-68.5,56.9,278.);
//
- tpc->DefineSection(14,-65.,56.9,278.);
- tpc->DefineSection(15,73.3,56.9,278.);
+ tpc->DefineSection(14,-68.5,60.,278.);
+ tpc->DefineSection(15,-64.7,60.,278.);
//
- tpc->DefineSection(16,73.3,60.1,278.);
- tpc->DefineSection(17,74.0,60.1,278.);
+ tpc->DefineSection(16,-64.7,56.9,278.);
+ tpc->DefineSection(17,73.3,56.9,278.);
//
- tpc->DefineSection(18,74.0,60.8,278.);
- tpc->DefineSection(19,253.6,65.5,278.);
+ tpc->DefineSection(18,73.3,60.1,278.);
+ tpc->DefineSection(19,74.0,60.1,278.);
//
- tpc->DefineSection(20,253.6,65.6,278.);
- tpc->DefineSection(21,259.6,65.6,278.);
+ tpc->DefineSection(20,74.0,60.68,278.);// hs
+ tpc->DefineSection(21,253.6,65.38,278.);// hs
//
- tpc->DefineSection(22,259.6,70.0,278.);
- tpc->DefineSection(23,291.,77.,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_DriftGas2");
TGeoVolume *v9 = new TGeoVolume("TPC_Drift",dvol,m5);
//
v1->AddNode(v9,1);
TGeoVolume *tov3 = new TGeoVolume("TPC_OCV3",to3,sm3);
TGeoVolume *tov4 = new TGeoVolume("TPC_OCV4",to4,sm4);
TGeoVolume *togv5 = new TGeoVolume("TPC_OCVG5",tog5,sm1);
+ //
+ TGeoMedium *mhs = gGeoManager->GetMedium("TPC_Steel");
+ TGeoMedium *m12 = gGeoManager->GetMedium("TPC_Water");
//-------------------------------------------------------
// Tpc Outer Field Cage
// daughters - composite (sandwich)
tcms->DefineSection(9,-71.3,56.9,58.8);
//
TGeoVolume *v7 = new TGeoVolume("TPC_ICVM",tcms,m3);
+ //------------------------------------------------
+ // Heat screen muon side
+ //------------------------------------------------
+
+ TGeoCone *thsm = new TGeoCone(89.8,67.88,68.1,60.68,60.9);
+ TGeoCone *thsmw = new TGeoCone(89.8,67.94,68.04,60.74,60.84);
+ TGeoVolume *hvsm = new TGeoVolume("TPC_HSM",thsm,mhs); //steel
+ TGeoVolume *hvsmw = new TGeoVolume("TPC_HSMW",thsmw,m12); //water
+ // assembly heat screen muon
+ hvsm->AddNode(hvsmw,1);
//-----------------------------------------------
// inner containment vessel - shaft side
//-----------------------------------------------
tcss->DefineSection(9,258.1,65.6,74.2);
//
TGeoVolume *v8 = new TGeoVolume("TPC_ICVS",tcss,m3);
+ //-------------------------------------------------
+ // Heat screen shaft side
+ //--------------------------------------------------
+ TGeoCone *thss = new TGeoCone(89.8,60.68,60.9,65.38,65.6);
+ TGeoCone *thssw = new TGeoCone(89.8,60.74,60.84,65.44,65.54);
+ TGeoVolume *hvss = new TGeoVolume("TPC_HSS",thss,mhs); //steel
+ TGeoVolume *hvssw = new TGeoVolume("TPC_HSSW",thssw,m12); //water
+ //assembly heat screen shaft
+ hvss->AddNode(hvssw,1);
//-----------------------------------------------
// Inner field cage
// define 4 parts and make an assembly
v5->AddNode(v6,1, new TGeoTranslation(0.,0.,-252.1));
v5->AddNode(v6,2, new TGeoTranslation(0.,0.,252.1));
v1->AddNode(v5,1); v1->AddNode(v7,1); v1->AddNode(v8,1);
+ v1->AddNode(hvsm,1,new TGeoTranslation(0.,0.,-163.8));
+ v1->AddNode(hvss,1,new TGeoTranslation(0.,0.,163.8));
v9->AddNode(tv100,1);
//
// central drum
TGeoMedium *m6=gGeoManager->GetMedium("TPC_Makrolon");
TGeoMedium *m7=gGeoManager->GetMedium("TPC_Cu");
TGeoMedium *m10 = gGeoManager->GetMedium("TPC_Alumina");
- TGeoMedium *m11 = gGeoManager->GetMedium("TPC_Peek");
- TGeoMedium *m12 = gGeoManager->GetMedium("TPC_Water");
+ TGeoMedium *m11 = gGeoManager->GetMedium("TPC_Peek");;
TGeoMedium *m13 = gGeoManager->GetMedium("TPC_Brass");
//
// tpc rod is an assembly of 10 long parts and 2 short parts
}
}
-//_____________________________________________________________________________
-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()
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]);
//
nel = (Int_t)(((gMC->Edep())-kpoti)/kwIon) + 1;
}
else {
- Float_t edep = gMC->Edep();
- if (edep > 0.) nel = (Int_t)((gMC->Edep()*1.5)/kwIon) + 1;
+ static Double_t deForNextStep = 0.;
+ // Geant4 (the meaning of Edep as in Geant3) - wrong
+ //nel = (Int_t)(((gMC->Edep())-kpoti)/kwIon) + 1;
+
+ // Geant4 (the meaning of Edep as in Geant3) - NEW
+ Double_t eAvailable = gMC->Edep() + deForNextStep;
+ nel = (Int_t)(eAvailable/kwIon);
+ deForNextStep = eAvailable - nel*kwIon;
}
nel=TMath::Min(nel,300); // 300 electrons corresponds to 10 keV
//
// Add this hit
- if (fHitType&&2){
+ // if (fHitType&&2){
+ if(fHitType){
gMC->TrackMomentum(p);
Float_t momentum = TMath::Sqrt(p[0]*p[0]+p[1]*p[1]);
Float_t precision = (momentum>0.1) ? 0.002 :0.01;