#include <Riostream.h>
#include <stdlib.h>
-#include <TBRIK.h>
-#include <TGeometry.h>
#include <TInterpreter.h>
#include <TMath.h>
-#include <TNode.h>
-#include <TTUBE.h>
#include <TVirtualMC.h>
#include <TString.h>
#include <TSystem.h>
//_____________________________________________________________________________
- AliTPCv1::AliTPCv1(){
+ AliTPCv1::AliTPCv1():AliTPC(),fIdSens(0)
+{
fHitType = 1;
//_____________________________________________________________________________
AliTPCv1::AliTPCv1(const char *name, const char *title)
- :AliTPC(name, title) {
+ :AliTPC(name, title),fIdSens(0)
+ {
//
// Standard constructor for Time Projection Chamber
//
- fIdSens=0;
if (fTPCParam)
// here I define a volume TPC
// retrive the medium name with "TPC_" as a leading string
//
- TGeoPcon *tpc = new TGeoPcon(0.,360.,18); //18 sections
- tpc->DefineSection(0,-290.,77.,278.);
- tpc->DefineSection(1,-259.6,70.,278.);
+ TGeoPcon *tpc = new TGeoPcon(0.,360.,20); //20 sections
+ //
+ tpc->DefineSection(0,-291.,77.,278.);
+ tpc->DefineSection(1,-270,77.,278.);
+ //
+ tpc->DefineSection(2,-270.,77.,278.);
+ tpc->DefineSection(3,-259.6,70.,278.);
//
- tpc->DefineSection(2,-259.6,68.1,278.);
- tpc->DefineSection(3,-253.6,68.1,278.);
+ tpc->DefineSection(4,-259.6,68.1,278.);
+ tpc->DefineSection(5,-253.6,68.1,278.);
//
- tpc->DefineSection(4,-253.6,68.,278.);
- tpc->DefineSection(5,-74.0,60.8,278.);
+ tpc->DefineSection(6,-253.6,68.,278.);
+ tpc->DefineSection(7,-74.0,60.8,278.);
//
- tpc->DefineSection(6,-74.0,60.1,278.);
- tpc->DefineSection(7,-73.3,60.1,278.);
+ tpc->DefineSection(8,-74.0,60.1,278.);
+ tpc->DefineSection(9,-73.3,60.1,278.);
//
- tpc->DefineSection(8,-73.3,56.9,278.);
- tpc->DefineSection(9,73.3,56.9,278.);
+ tpc->DefineSection(10,-73.3,56.9,278.);
+ tpc->DefineSection(11,73.3,56.9,278.);
//
- tpc->DefineSection(10,73.3,60.1,278.);
- tpc->DefineSection(11,74.0,60.1,278.);
+ tpc->DefineSection(12,73.3,60.1,278.);
+ tpc->DefineSection(13,74.0,60.1,278.);
//
- tpc->DefineSection(12,74.0,60.8,278.);
- tpc->DefineSection(13,253.6,65.5,278.);
+ tpc->DefineSection(14,74.0,60.8,278.);
+ tpc->DefineSection(15,253.6,65.5,278.);
//
- tpc->DefineSection(14,253.6,65.6,278.);
- tpc->DefineSection(15,259.6,65.6,278.);
+ tpc->DefineSection(16,253.6,65.6,278.);
+ tpc->DefineSection(17,259.6,65.6,278.);
//
- tpc->DefineSection(16,259.6,70.0,278.);
- tpc->DefineSection(17,290.,77.,278.);
+ tpc->DefineSection(18,259.6,70.0,278.);
+ tpc->DefineSection(19,291.,77.,278.);
//
TGeoMedium *m1 = gGeoManager->GetMedium("TPC_Air");
TGeoVolume *v1 = new TGeoVolume("TPC_M",tpc,m1);
TGeoTube *cs = new TGeoTube(56.9,61.2,0.1);
TGeoMedium *sm7 = gGeoManager->GetMedium("TPC_Mylar");
TGeoVolume *csv = new TGeoVolume("TPC_CDRS",cs,sm7);
- v1->AddNode(csv,1,new TGeoTranslation(0.,0.,-71.));
- v1->AddNode(csv,2,new TGeoTranslation(0.,0.,71.));
+ v1->AddNode(csv,1,new TGeoTranslation(0.,0.,-71.2));
+ v1->AddNode(csv,2,new TGeoTranslation(0.,0.,71.2));
//
// seal collars
TGeoPcon *se = new TGeoPcon(0.,360.,6);
//
cd1v->AddNode(cd2v,1); cd2v->AddNode(cd3v,1); cflv->AddNode(cd1v,1);
//
- v1->AddNode(siv,1,new TGeoTranslation(0.,0.,-70.1));
- v1->AddNode(siv,2,new TGeoTranslation(0.,0.,70.1));
+ v1->AddNode(siv,1,new TGeoTranslation(0.,0.,-69.9));
+ v1->AddNode(siv,2,new TGeoTranslation(0.,0.,69.9));
v1->AddNode(sev,1); v1->AddNode(sev,2,ref); v1->AddNode(cflv,1);
//
// central membrane - 2 rings and a mylar membrane - assembly
//
// now iroc and oroc are placed into a sector...
//
- TGeoVolumeAssembly *sect = new TGeoVolumeAssembly("TPC_SECT");
+ TGeoVolumeAssembly *secta = new TGeoVolumeAssembly("TPC_SECT"); // a-side
+ TGeoVolumeAssembly *sectc = new TGeoVolumeAssembly("TPC_SECT"); // c-side
TGeoRotation rot1("rot1",90.,90.,0.);
TGeoRotation rot2("rot2");
rot2.RotateY(10.);
Double_t x0,y0;
x0=110.2*TMath::Cos(openingAngle);
y0=110.2*TMath::Sin(openingAngle);
- TGeoCombiTrans *combi1 = new TGeoCombiTrans("combi1",x0,y0,1.09,rot);
+ TGeoCombiTrans *combi1a = new TGeoCombiTrans("combi1",x0,y0,1.09+0.195,rot); //a-side
+ TGeoCombiTrans *combi1c = new TGeoCombiTrans("combi1",x0,y0,1.09+0.222,rot); //c-side
x0=188.45*TMath::Cos(openingAngle);
y0=188.45*TMath::Sin(openingAngle);
- TGeoCombiTrans *combi2 = new TGeoCombiTrans("combi2",x0,y0,0.99,rot);
+ TGeoCombiTrans *combi2a = new TGeoCombiTrans("combi2",x0,y0,0.99+0.195,rot); //a-side
+ TGeoCombiTrans *combi2c = new TGeoCombiTrans("combi2",x0,y0,0.99+0.222,rot); //c-side
+ //
+ // A-side
+ //
+ secta->AddNode(ch,1);
+ secta->AddNode(iroc,1,combi1a);
+ secta->AddNode(oroc,1,combi2a);
//
- sect->AddNode(ch,1);
- sect->AddNode(iroc,1,combi1);
- sect->AddNode(oroc,1,combi2);
+ // C-side
//
- // segment is ready...
- // now I try to make a wheel...
+ sectc->AddNode(ch,1);
+ sectc->AddNode(iroc,1,combi1c);
+ sectc->AddNode(oroc,1,combi2c);
//
- TGeoVolumeAssembly *wheel = new TGeoVolumeAssembly("TPC_ENDCAP");
+ // now I try to make wheels...
+ //
+ TGeoVolumeAssembly *wheela = new TGeoVolumeAssembly("TPC_ENDCAP");
+ TGeoVolumeAssembly *wheelc = new TGeoVolumeAssembly("TPC_ENDCAP");
//
for(Int_t i =0;i<18;i++){
Double_t phi = (20.*i);
TGeoRotation *r = new TGeoRotation();
r->RotateZ(phi);
- wheel->AddNode(sect,i+1,r);
+ wheela->AddNode(secta,i+1,r);
+ wheelc->AddNode(sectc,i+1,r);
}
// wheels in the drift volume!
TGeoCombiTrans *combi3 = new TGeoCombiTrans("combi3",0.,0.,256.6,ref);
- v9->AddNode(wheel,1,combi3);
- v9->AddNode(wheel,2,new TGeoTranslation(0.,0.,-256.6));
+ v9->AddNode(wheela,1,combi3);
+ v9->AddNode(wheelc,2,new TGeoTranslation(0.,0.,-256.6));
//_____________________________________________________________
// service support wheel
//----------------------------------------------------------
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");
// upper and lower rods differ in length!
delete [] upar;
upar=NULL;
TGeoVolume *hvrv = new TGeoVolume("TPC_HV_Rod",hvr,m6);
TGeoVolume *hvcv = new TGeoVolume("TPC_HV_Cable",hvc,m7);
hvrv->AddNode(hvcv,1);
-
+ //
+ // resistor rods
+ //
+ TGeoTube *cri = new TGeoTube(0.,0.45,126.64); //inner
+ TGeoTube *cro = new TGeoTube(0.,0.45,126.54); //outer
+ TGeoTube *cwi = new TGeoTube(0.,0.15,126.64); // water inner
+ TGeoTube *cwo = new TGeoTube(0.,0.15,126.54); // water outer
+ //
+ TGeoVolume *criv = new TGeoVolume("TPC_CR_I",cri,m10);
+ TGeoVolume *crov = new TGeoVolume("TPC_CR_O",cro,m10);
+ TGeoVolume *cwiv = new TGeoVolume("TPC_W_I",cwi,m11);
+ TGeoVolume *cwov = new TGeoVolume("TPC_W_O",cwo,m11);
+ //
+ // ceramic rod with water
+ //
+ criv->AddNode(cwiv,1);
+ crov->AddNode(cwov,1);
+ //
+ TGeoTube *pri =new TGeoTube(0.2,0.35,126.64); //inner
+ TGeoTube *pro = new TGeoTube(0.2,0.35,126.54); //outer
+ //
+ // peek rod
+ //
+ TGeoVolume *priv = new TGeoVolume("TPC_PR_I",pri,m12);
+ TGeoVolume *prov = new TGeoVolume("TPC_PR_O",pro,m12);
+ //
+ // resistor rods assembly
+ //
+ TGeoRotation *rotr = new TGeoRotation("rotr");
+ rotr->RotateZ(-21.);
+ //
+ TGeoTube *rri = new TGeoTube(1.8,2.2,126.64);//inner
+ TGeoTube *rro = new TGeoTube(1.8,2.2,126.54);//inner
+ //
+ TGeoVolume *rriv = new TGeoVolume("TPC_RR_I",rri,m6);
+ TGeoVolume *rrov = new TGeoVolume("TPC_RR_O",rro,m6);
+ //
+ //
+ TGeoVolumeAssembly *rrin = new TGeoVolumeAssembly("TPC_RROD_I");
+ TGeoVolumeAssembly *rrou = new TGeoVolumeAssembly("TPC_RROD_O");
+ rrin->AddNode(rriv,1);
+ rrin->AddNode(criv,1,new TGeoTranslation(0.5,0.866, 0.));
+ rrin->AddNode(criv,2,new TGeoTranslation(0.5,-0.866, 0.));
+ rrin->AddNode(priv,1);
+ //
+ rrou->AddNode(rrov,1);
+ rrou->AddNode(crov,1,new TGeoTranslation(0.5,0.866, 0.));
+ rrou->AddNode(crov,2,new TGeoTranslation(0.5,-0.866, 0.));
+ rrou->AddNode(prov,1);
for(Int_t i=0;i<18;i++){
Double_t angle,x,y;
Double_t z,r;
y=r * TMath::Sin(angle);
upar[2]=126.64; //lower
z= 126.96;
- if(i==15){
- v9->AddNode(hvrv,1,new TGeoTranslation(x,y,z));
- v9->AddNode(hvrv,2,new TGeoTranslation(x,y,-z));
- }
- else{
- gGeoManager->Node("TPC_Rod",i+1,"TPC_Drift",x,y,z,0,kTRUE,upar,3);//shaft
- gGeoManager->Node("TPC_Rod",i+18,"TPC_Drift",x,y,-z,0,kTRUE,upar,3);//muon
+ if(i==3){
+ v9->AddNode(rrin,1,new TGeoCombiTrans(x,y,z,rotr)); //A
+ v9->AddNode(rrin,2,new TGeoCombiTrans(x,y,-z,rotr)); //C
+ }
+ else {
+ gGeoManager->Node("TPC_Rod",i+1,"TPC_Drift",x,y,z,0,kTRUE,upar,3);//shaft
+ gGeoManager->Node("TPC_Rod",i+19,"TPC_Drift",x,y,-z,0,kTRUE,upar,3);//muon
}
+
+ //
r=254.25;
x=r * TMath::Cos(angle);
y=r * TMath::Sin(angle);
upar[2]=126.54; //upper
z=127.06;
+ //
+ if(i==15){
+ //v9->AddNode(hvrv,1,new TGeoTranslation(x,y,z));//A-side only
+ v9->AddNode(hvrv,1,new TGeoTranslation(x,y,127.14));//A-side only
+ gGeoManager->Node("TPC_Rod",i+55,"TPC_Drift",x,y,-z,0,kTRUE,upar,3);
+ }
+ else if(i==11){
+ v9->AddNode(rrou,1,new TGeoCombiTrans(x,y,z,rotr)); //A
+ v9->AddNode(rrou,2,new TGeoCombiTrans(x,y,-z,rotr)); //C
+ }
+ else{
+ //
+ gGeoManager->Node("TPC_Rod",i+37,"TPC_Drift",x,y,z,0,kTRUE,upar,3);
+ gGeoManager->Node("TPC_Rod",i+55,"TPC_Drift",x,y,-z,0,kTRUE,upar,3);
+ }
gGeoManager->Node("TPC_Rod",i+36,"TPC_Drift",x,y,z,0,kTRUE,upar,3);
gGeoManager->Node("TPC_Rod",i+54,"TPC_Drift",x,y,-z,0,kTRUE,upar,3);
}
} // end of function
//_____________________________________________________________________________
-void AliTPCv1::DrawDetector()
+void AliTPCv1::DrawDetector() const
{
//
// Draw a shaded view of the Time Projection Chamber version 1