#include <TPDGCode.h>
#include <TString.h>
#include "AliLog.h"
+#include "AliMathBase.h"
#include "AliTrackReference.h"
#include "AliTPCParam.h"
#include "AliTPCTrackHitsV2.h"
#include "TGeoCompositeShape.h"
#include "TGeoPara.h"
#include "TGeoPhysicalNode.h"
+#include "TGeoHalfSpace.h"
ClassImp(AliTPCv2)
SetBufferSize(128000);
- if (fTPCParam)
- fTPCParam->Write(fTPCParam->GetTitle());
+// if (fTPCParam)
+// fTPCParam->Write(fTPCParam->GetTitle());
}
//_____________________________________________________________________________
// 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(2,-259.6,68.1,278.);
- tpc->DefineSection(3,-253.6,68.1,278.);
+ tpc->DefineSection(0,-291.,77.,278.);
+ tpc->DefineSection(1,-270,77.,278.);
//
- tpc->DefineSection(4,-253.6,68.,278.);
- tpc->DefineSection(5,-74.0,60.8,278.);
+ tpc->DefineSection(2,-270.,77.,278.);
+ tpc->DefineSection(3,-259.6,70.,278.);
//
- tpc->DefineSection(6,-74.0,60.1,278.);
- tpc->DefineSection(7,-73.3,60.1,278.);
+ tpc->DefineSection(4,-259.6,68.1,278.);
+ tpc->DefineSection(5,-253.6,68.1,278.);
//
- tpc->DefineSection(8,-73.3,56.9,278.);
- tpc->DefineSection(9,73.3,56.9,278.);
+ tpc->DefineSection(6,-253.6,68.,278.);
+ tpc->DefineSection(7,-74.0,60.8,278.);
//
- tpc->DefineSection(10,73.3,60.1,278.);
- tpc->DefineSection(11,74.0,60.1,278.);
+ tpc->DefineSection(8,-74.0,60.1,278.);
+ tpc->DefineSection(9,-73.3,60.1,278.);
//
- tpc->DefineSection(12,74.0,60.8,278.);
- tpc->DefineSection(13,253.6,65.5,278.);
+ tpc->DefineSection(10,-73.3,56.9,278.);
+ tpc->DefineSection(11,73.3,56.9,278.);
//
- tpc->DefineSection(14,253.6,65.6,278.);
- tpc->DefineSection(15,259.6,65.6,278.);
+ tpc->DefineSection(12,73.3,60.1,278.);
+ tpc->DefineSection(13,74.0,60.1,278.);
//
- tpc->DefineSection(16,259.6,70.0,278.);
- tpc->DefineSection(17,290.,77.,278.);
+ tpc->DefineSection(14,74.0,60.8,278.);
+ tpc->DefineSection(15,253.6,65.5,278.);
+ //
+ tpc->DefineSection(16,253.6,65.6,278.);
+ tpc->DefineSection(17,259.6,65.6,278.);
+ //
+ 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);
TGeoMedium *m2 = gGeoManager->GetMedium("TPC_CO2");
TGeoVolume *v2 = new TGeoVolume("TPC_OI",tpco,m2);
//
+ TGeoRotation *segrot;//segment rotations
+ //
// outer containment vessel
//
TGeoPcon *tocv = new TGeoPcon(0.,360.,6); // containment vessel
TGeoMedium *m3 = gGeoManager->GetMedium("TPC_Al");
TGeoVolume *v3 = new TGeoVolume("TPC_OCV",tocv,m3);
//
- TGeoTube *to1 = new TGeoTube(274.8174,277.995,252.1); //epoxy
- TGeoTube *to2 = new TGeoTube(274.8274,277.985,252.1); //tedlar
- TGeoTube *to3 = new TGeoTube(274.8312,277.9812,252.1);//prepreg2
- TGeoTube *to4 = new TGeoTube(274.9062,277.9062,252.1);//nomex
+ TGeoTubeSeg *to1 = new TGeoTubeSeg(274.8174,277.995,252.1,0.,59.9); //epoxy
+ TGeoTubeSeg *to2 = new TGeoTubeSeg(274.8274,277.985,252.1,0.,59.9); //tedlar
+ TGeoTubeSeg *to3 = new TGeoTubeSeg(274.8312,277.9812,252.1,0.,59.9);//prepreg2
+ TGeoTubeSeg *to4 = new TGeoTubeSeg(274.9062,277.9062,252.1,0.,59.9);//nomex
+ TGeoTubeSeg *tog5 = new TGeoTubeSeg(274.8174,277.995,252.1,59.9,60.);//epoxy
//
TGeoMedium *sm1 = gGeoManager->GetMedium("TPC_Epoxy");
TGeoMedium *sm2 = gGeoManager->GetMedium("TPC_Tedlar");
TGeoVolume *tov2 = new TGeoVolume("TPC_OCV2",to2,sm2);
TGeoVolume *tov3 = new TGeoVolume("TPC_OCV3",to3,sm3);
TGeoVolume *tov4 = new TGeoVolume("TPC_OCV4",to4,sm4);
- //-------------------------------------------------------
+ TGeoVolume *togv5 = new TGeoVolume("TPC_OCVG5",tog5,sm1);
+ //-------------------------------------------------------
// Tpc Outer Field Cage
// daughters - composite (sandwich)
//-------------------------------------------------------
//
TGeoVolume *v4 = new TGeoVolume("TPC_TOFC",tofc,m3);
//sandwich
- TGeoTube *tf1 = new TGeoTube(258.0,260.0676,252.1); //tedlar
- TGeoTube *tf2 = new TGeoTube(258.0038,260.0638,252.1); //prepreg3
- TGeoTube *tf3 = new TGeoTube(258.0338,260.0338,252.1);//nomex
+ TGeoTubeSeg *tf1 = new TGeoTubeSeg(258.0,260.0676,252.1,0.,59.9); //tedlar
+ TGeoTubeSeg *tf2 = new TGeoTubeSeg(258.0038,260.0638,252.1,0.,59.9); //prepreg3
+ TGeoTubeSeg *tf3 = new TGeoTubeSeg(258.0338,260.0338,252.1,0.,59.9);//nomex
+ TGeoTubeSeg *tfg4 = new TGeoTubeSeg(258.0,260.0676,252.1,59.9,60.); //epoxy glue
//
TGeoMedium *sm5 = gGeoManager->GetMedium("TPC_Prepreg3");
//
TGeoVolume *tf1v = new TGeoVolume("TPC_OFC1",tf1,sm2);
TGeoVolume *tf2v = new TGeoVolume("TPC_OFC2",tf2,sm5);
TGeoVolume *tf3v = new TGeoVolume("TPC_OFC3",tf3,sm4);
+ TGeoVolume *tfg4v = new TGeoVolume("TPC_OFCG4",tfg4,sm1);
//
// outer part - positioning
//
- tov1->AddNode(tov2,1); tov2->AddNode(tov3,1); tov3->AddNode(tov4,1);
- //
- tf1v->AddNode(tf2v,1); tf2v->AddNode(tf3v,1);
- //
- v3->AddNode(tov1,1,new TGeoTranslation(0.,0.,-1.5)); v4->AddNode(tf1v,1);
+ tov1->AddNode(tov2,1); tov2->AddNode(tov3,1); tov3->AddNode(tov4,1);//ocv
+ //
+ tf1v->AddNode(tf2v,1); tf2v->AddNode(tf3v,1);//ofc
+ //
+ TGeoVolumeAssembly *t200 = new TGeoVolumeAssembly("TPC_OCVSEG");
+ TGeoVolumeAssembly *t300 = new TGeoVolumeAssembly("TPC_OFCSEG");
+ //
+ // assembly OCV and OFC
+ //
+ // 1st - no rotation
+ t200->AddNode(tov1,1); t200->AddNode(togv5,1);
+ t300->AddNode(tf1v,1); t300->AddNode(tfg4v,1);
+ // 2nd - rotation 60 deg
+ segrot = new TGeoRotation();
+ segrot->RotateZ(60.);
+ t200->AddNode(tov1,2,segrot); t200->AddNode(togv5,2,segrot);
+ t300->AddNode(tf1v,2,segrot); t300->AddNode(tfg4v,2,segrot);
+ // 3rd rotation 120 deg
+ segrot = new TGeoRotation();
+ segrot->RotateZ(120.);
+ t200->AddNode(tov1,3,segrot); t200->AddNode(togv5,3,segrot);
+ t300->AddNode(tf1v,3,segrot); t300->AddNode(tfg4v,3,segrot);
+ //4th rotation 180 deg
+ segrot = new TGeoRotation();
+ segrot->RotateZ(180.);
+ t200->AddNode(tov1,4,segrot); t200->AddNode(togv5,4,segrot);
+ t300->AddNode(tf1v,4,segrot); t300->AddNode(tfg4v,4,segrot);
+ //5th rotation 240 deg
+ segrot = new TGeoRotation();
+ segrot->RotateZ(240.);
+ t200->AddNode(tov1,5,segrot); t200->AddNode(togv5,5,segrot);
+ t300->AddNode(tf1v,5,segrot); t300->AddNode(tfg4v,5,segrot);
+ //6th rotation 300 deg
+ segrot = new TGeoRotation();
+ segrot->RotateZ(300.);
+ t200->AddNode(tov1,6,segrot); t200->AddNode(togv5,6,segrot);
+ t300->AddNode(tf1v,6,segrot); t300->AddNode(tfg4v,6,segrot);
+ //
+ v3->AddNode(t200,1,new TGeoTranslation(0.,0.,-1.5)); v4->AddNode(t300,1);
//
v2->AddNode(v3,1); v2->AddNode(v4,1);
//
TGeoTube *t1 = new TGeoTube(76.6774,78.845,0.75);
TGeoVolume *tv1 = new TGeoVolume("TPC_IFC2",t1,m3);
// sandwich - outermost parts - 2 copies
- TGeoTube *t2 = new TGeoTube(76.6774,78.845,74.175); // tedlar 38 microns
- TGeoTube *t3 = new TGeoTube(76.6812,78.8412,74.175); // prepreg2 500 microns
- TGeoTube *t4 = new TGeoTube(76.7312,78.7912,74.175); // prepreg3 300 microns
- TGeoTube *t5 = new TGeoTube(76.7612,78.7612,74.175); // nomex 2 cm
//
+ // 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 *tpr1 = new TGeoTubeSeg(78.845,78.885,74.175,109.,111.);
+
+ // volumes for the outer part
TGeoVolume *tv2 = new TGeoVolume("TPC_IFC3",t2,sm2);
TGeoVolume *tv3 = new TGeoVolume("TPC_IFC4",t3,sm3);
TGeoVolume *tv4 = new TGeoVolume("TPC_IFC5",t4,sm5);
TGeoVolume *tv5 = new TGeoVolume("TPC_IFC6",t5,sm4);
+ TGeoVolume *tvep1 = new TGeoVolume("TPC_IFEPOX1",tepox1,sm1);
+ TGeoVolume *tvpr1 = new TGeoVolume("TPC_PRSTR1",tpr1,sm2);
//
// middle parts - 2 copies
- TGeoTube *t6 = new TGeoTube(76.6774,78.795,5.); // tedlar 38 microns
- TGeoTube *t7 = new TGeoTube(76.6812,78.7912,5.); // prepreg2 250 microns
- TGeoTube *t8 = new TGeoTube(76.7062,78.7662,5.); // prepreg3 300 microns
- TGeoTube *t9 = new TGeoTube(76.7362,78.7362,5.); // nomex 2 cm
//
+ // 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 *tpr2 = new TGeoTubeSeg(78.795,78.835,5.,109.,111.);
+ // volumes for the middle part
TGeoVolume *tv6 = new TGeoVolume("TPC_IFC7",t6,sm2);
TGeoVolume *tv7 = new TGeoVolume("TPC_IFC8",t7,sm3);
TGeoVolume *tv8 = new TGeoVolume("TPC_IFC9",t8,sm5);
TGeoVolume *tv9 = new TGeoVolume("TPC_IFC10",t9,sm4);
+ TGeoVolume *tvep2 = new TGeoVolume("TPC_IFEPOX2",tepox2,sm1);
+ TGeoVolume *tvpr2 = new TGeoVolume("TPC_PRSTR2",tpr2,sm2);
// central part - 1 copy
- TGeoTube *t10 = new TGeoTube(76.6774,78.745,93.75); // tedlar 38 microns
- TGeoTube *t11 = new TGeoTube(76.6812,78.7412,93.75); // prepreg3 300 microns
- TGeoTube *t12 = new TGeoTube(76.7112,78.7112,93.75); // nomex 2 cm
- //
+ //
+ // 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 *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 *tv11 = new TGeoVolume("TPC_IFC12",t11,sm5);
TGeoVolume *tv12 = new TGeoVolume("TPC_IFC13",t12,sm4);
+ TGeoVolume *tvep3 = new TGeoVolume("TPC_IFEPOX3",tepox3,sm1);
+ TGeoVolume *tvpr3 = new TGeoVolume("TPC_PRSTR3",tpr3,sm2);
//
- // inner part - positioning
+ // creating a sandwich for the outer par,t tv2 is the mother
//
- // creating a sandwich
tv2->AddNode(tv3,1); tv3->AddNode(tv4,1); tv4->AddNode(tv5,1);
//
+ // creating a sandwich for the middle part, tv6 is the mother
+ //
tv6->AddNode(tv7,1); tv7->AddNode(tv8,1); tv8->AddNode(tv9,1);
//
+ // creating a sandwich for the central part, tv10 is the mother
+ //
tv10->AddNode(tv11,1); tv11->AddNode(tv12,1);
//
- TGeoVolumeAssembly *tv100 = new TGeoVolumeAssembly("TPC_IFC");
+ TGeoVolumeAssembly *tv100 = new TGeoVolumeAssembly("TPC_IFC"); // ifc itself - 3 segments
+
//
- tv100->AddNode(tv10,1);
- tv100->AddNode(tv6,1,new TGeoTranslation(0.,0.,-98.75));
- tv100->AddNode(tv6,2,new TGeoTranslation(0.,0.,98.75));
- tv100->AddNode(tv2,1,new TGeoTranslation(0.,0.,-177.925));
+ // first segment - no rotation
+ //
+ // central
+ tv100->AddNode(tv10,1); //sandwich
+ tv100->AddNode(tvep3,1);//epoxy
+ tv100->AddNode(tvpr3,1);//prepreg strip
+ // middle
+ tv100->AddNode(tv6,1,new TGeoTranslation(0.,0.,-98.75)); //sandwich1
+ tv100->AddNode(tv6,2,new TGeoTranslation(0.,0.,98.75)); // sandwich2
+ tv100->AddNode(tvep2,1,new TGeoTranslation(0.,0.,-98.75)); //epoxy
+ tv100->AddNode(tvep2,2,new TGeoTranslation(0.,0.,98.75)); //epoxy
+ tv100->AddNode(tvpr2,1,new TGeoTranslation(0.,0.,-98.75));//prepreg strip
+ tv100->AddNode(tvpr2,2,new TGeoTranslation(0.,0.,98.75));
+ // outer
+ tv100->AddNode(tv2,1,new TGeoTranslation(0.,0.,-177.925)); //sandwich
tv100->AddNode(tv2,2,new TGeoTranslation(0.,0.,177.925));
+ tv100->AddNode(tvep1,1,new TGeoTranslation(0.,0.,-177.925)); //epoxy
+ tv100->AddNode(tvep1,2,new TGeoTranslation(0.,0.,177.925));
+ tv100->AddNode(tvpr1,1,new TGeoTranslation(0.,0.,-177.925));//prepreg strip
+ tv100->AddNode(tvpr1,2,new TGeoTranslation(0.,0.,-177.925));
+ //
+ // second segment - rotation 120 deg.
+ //
+ segrot = new TGeoRotation();
+ segrot->RotateZ(120.);
+ //
+ // central
+ tv100->AddNode(tv10,2,segrot); //sandwich
+ tv100->AddNode(tvep3,2,segrot);//epoxy
+ tv100->AddNode(tvpr3,2,segrot);//prepreg strip
+ // middle
+ tv100->AddNode(tv6,3,new TGeoCombiTrans(0.,0.,-98.75,segrot)); //sandwich1
+ tv100->AddNode(tv6,4,new TGeoCombiTrans(0.,0.,98.75,segrot)); // sandwich2
+ tv100->AddNode(tvep2,3,new TGeoCombiTrans(0.,0.,-98.75,segrot)); //epoxy
+ tv100->AddNode(tvep2,4,new TGeoCombiTrans(0.,0.,98.75,segrot)); //epoxy
+ tv100->AddNode(tvpr2,3,new TGeoCombiTrans(0.,0.,-98.75,segrot));//prepreg strip
+ tv100->AddNode(tvpr2,4,new TGeoCombiTrans(0.,0.,98.75,segrot));
+ //outer
+ tv100->AddNode(tv2,3,new TGeoCombiTrans(0.,0.,-177.925,segrot));//sandwich
+ tv100->AddNode(tv2,4,new TGeoCombiTrans(0.,0.,177.925,segrot));
+ tv100->AddNode(tvep1,3,new TGeoCombiTrans(0.,0.,-177.925,segrot));//epoxy
+ tv100->AddNode(tvep1,4,new TGeoCombiTrans(0.,0.,177.925,segrot));
+ tv100->AddNode(tvpr1,3,new TGeoCombiTrans(0.,0.,-177.925,segrot));//prepreg strip
+ tv100->AddNode(tvpr1,4,new TGeoCombiTrans(0.,0.,177.925,segrot));
+ //
+ // third segment - rotation 240 deg.
+ //
+ segrot = new TGeoRotation();
+ segrot->RotateZ(240.);
+ //
+ // central
+ tv100->AddNode(tv10,3,segrot); //sandwich
+ tv100->AddNode(tvep3,3,segrot);//epoxy
+ tv100->AddNode(tvpr3,3,segrot);//prepreg strip
+ // middle
+ tv100->AddNode(tv6,5,new TGeoCombiTrans(0.,0.,-98.75,segrot)); //sandwich1
+ tv100->AddNode(tv6,6,new TGeoCombiTrans(0.,0.,98.75,segrot)); // sandwich2
+ tv100->AddNode(tvep2,5,new TGeoCombiTrans(0.,0.,-98.75,segrot)); //epoxy
+ tv100->AddNode(tvep2,6,new TGeoCombiTrans(0.,0.,98.75,segrot)); //epoxy
+ tv100->AddNode(tvpr2,5,new TGeoCombiTrans(0.,0.,-98.75,segrot));//prepreg strip
+ tv100->AddNode(tvpr2,6,new TGeoCombiTrans(0.,0.,98.75,segrot));
+ //outer
+ tv100->AddNode(tv2,5,new TGeoCombiTrans(0.,0.,-177.925,segrot));//sandwich
+ tv100->AddNode(tv2,6,new TGeoCombiTrans(0.,0.,177.925,segrot));
+ tv100->AddNode(tvep1,5,new TGeoCombiTrans(0.,0.,-177.925,segrot));//epoxy
+ tv100->AddNode(tvep1,6,new TGeoCombiTrans(0.,0.,177.925,segrot));
+ tv100->AddNode(tvpr1,5,new TGeoCombiTrans(0.,0.,-177.925,segrot));//prepreg strip
+ tv100->AddNode(tvpr1,6,new TGeoCombiTrans(0.,0.,177.925,segrot));
+ // Al parts - rings
tv100->AddNode(tv1,1,new TGeoTranslation(0.,0.,-252.85));
tv100->AddNode(tv1,2,new TGeoTranslation(0.,0.,252.85));
//
cfl->DefineSection(0,-71.1,59.7,61.2);
cfl->DefineSection(1,-68.6,59.7,61.2);
//
- cfl->DefineSection(2,-68.6,60.6324,61.2);
- cfl->DefineSection(3,68.6,60.6324,61.2);
+ cfl->DefineSection(2,-68.6,60.6124,61.2);
+ cfl->DefineSection(3,68.6,60.6124,61.2);
//
cfl->DefineSection(4,68.6,59.7,61.2);
cfl->DefineSection(5,71.1,59.7,61.2);
//
TGeoVolume *cflv = new TGeoVolume("TPC_CDR",cfl,m3);
// sandwich
- TGeoTube *cd1 = new TGeoTube(60.6424,61.19,71.1);
- TGeoTube *cd2 = new TGeoTube(60.6462,61.1862,71.1);
- TGeoTube *cd3 = new TGeoTube(60.6662,61.1662,71.1);
+ 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 *cd1v = new TGeoVolume("TPC_CDR1",cd1,sm2); //tedlar
TGeoVolume *cd2v = new TGeoVolume("TPC_CDR2",cd2,sm6);// prepreg1
- TGeoVolume *cd3v = new TGeoVolume("TPC_CDR3",cd3,sm4); //nomex
+ TGeoVolume *cd3v = new TGeoVolume("TPC_CDR3",cd3,sm8); //epoxy film
+ TGeoVolume *cd4v = new TGeoVolume("TPC_CDR4",cd4,sm4); //nomex
+
//
// seals for central drum 2 copies
//
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);
//
TGeoRotation *ref = new TGeoRotation("ref",90.,0.,90.,90.,180.,0.);
//
- cd1v->AddNode(cd2v,1); cd2v->AddNode(cd3v,1); cflv->AddNode(cd1v,1);
+ cd1v->AddNode(cd2v,1); cd2v->AddNode(cd3v,1); cd3v->AddNode(cd4v,1); cflv->AddNode(cd1v,1);
//
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(81.05,84.05,0.3);
- TGeoTube *oh = new TGeoTube(250.,256.,.5);
- TGeoTube *mem = new TGeoTube(84.05,250,0.01);
+ 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);
+
+ //
+ TGeoMedium *m4 = gGeoManager->GetMedium("TPC_G10");
+ //
TGeoVolume *ihv = new TGeoVolume("TPC_IHVH",ih,m3);
TGeoVolume *ohv = new TGeoVolume("TPC_OHVH",oh,m3);
+
TGeoVolume *memv = new TGeoVolume("TPC_HV",mem,sm7);
//
TGeoVolumeAssembly *cm = new TGeoVolumeAssembly("TPC_HVMEM");
cm->AddNode(ihv,1);
cm->AddNode(ohv,1);
cm->AddNode(memv,1);
+
v9->AddNode(cm,1);
//
// end caps - they are make as an assembly of single segments
fileName += "/TPC/conn_iroc.dat";
ifstream in;
in.open(fileName.Data(), ios_base::in); // asci file
+ TGeoRotation *rrr[86];
for(Int_t i =0;i<86;i++){
Double_t y = 3.99;
Double_t x,z,ang;
in>>x>>z>>ang;
z-=26.5;
- TGeoRotation *rrr = new TGeoRotation();
- rrr->RotateY(ang);
- TGeoCombiTrans *trans = new TGeoCombiTrans("trans",x,y,z,rrr);
- ibdv->AddNode(connv,i+1,trans);
+ rrr[i]= new TGeoRotation();
+ rrr[i]->RotateY(ang);
+ ibdv->AddNode(connv,i+1,new TGeoCombiTrans(x,y,z,rrr[i]));
}
in.close();
// "cap"
// pad plane and wire fixations
//
TGeoTrd1 *pp = new TGeoTrd1(14.5974,23.3521,0.3,24.825); //pad+iso
- TGeoMedium *m4 = gGeoManager->GetMedium("TPC_G10");
TGeoVolume *ppv = new TGeoVolume("TPC_IRPP",pp,m4);
TGeoPara *f1 = new TGeoPara(.6,.5,24.825,0.,-10.,0.);
TGeoVolume *f1v = new TGeoVolume("TPC_IRF1",f1,m4);
fileName = gSystem->Getenv("ALICE_ROOT");
fileName += "/TPC/conn_oroc.dat";
in.open(fileName.Data(), ios_base::in); // asci file
+ TGeoRotation *rr[78];
for(Int_t i =0;i<78;i++){
Double_t y =3.89;
Double_t x,z,ang;
//
x1=xr+x; x2=-xr+x; z1=zr+z; z2 = -zr+z;
//
- TGeoRotation *rr = new TGeoRotation();
- rr->RotateY(ang);
+ rr[i]= new TGeoRotation();
+ rr[i]->RotateY(ang);
z1-=54.95;
z2-=54.95;
- TGeoCombiTrans *trans1 = new TGeoCombiTrans("trans1",x1,y,z1,rr);
- TGeoCombiTrans *trans2 = new TGeoCombiTrans("trans2",x2,y,z2,rr);
- obdv->AddNode(connv,i+1,trans1);
- obdv->AddNode(connv,i+79,trans2);
+ //
+ obdv->AddNode(connv,i+1,new TGeoCombiTrans(x1,y,z1,rr[i]));
+ obdv->AddNode(connv,i+79,new TGeoCombiTrans(x2,y,z2,rr[i]));
}
in.close();
// cap
TGeoVolumeAssembly *wheela = new TGeoVolumeAssembly("TPC_ENDCAP");
TGeoVolumeAssembly *wheelc = new TGeoVolumeAssembly("TPC_ENDCAP");
//
+ TGeoRotation *rwh[18];
for(Int_t i =0;i<18;i++){
Double_t phi = (20.*i);
- TGeoRotation *r = new TGeoRotation();
- r->RotateZ(phi);
- wheela->AddNode(secta,i+1,r);
- wheelc->AddNode(sectc,i+1,r);
+ rwh[i]=new TGeoRotation();
+ rwh[i]->RotateZ(phi);
+ wheela->AddNode(secta,i+1,rwh[i]);
+ wheelc->AddNode(sectc,i+1,rwh[i]);
}
// wheels in the drift volume!
//
// SSW as an Assembly of sectors
//
- TGeoVolumeAssembly *swheel = new TGeoVolumeAssembly("TPC_SSWHEEL");
+ TGeoRotation *rsw[18];
+ TGeoVolumeAssembly *swheel = new TGeoVolumeAssembly("TPC_SSWHEEL");
for(Int_t i =0;i<18;i++){
Double_t phi = (20.*i);
- TGeoRotation *r = new TGeoRotation();
- r->RotateZ(phi);
- swheel->AddNode(swhs,i+1,r);
+ rsw[i] = new TGeoRotation();
+ rsw[i]->RotateZ(phi);
+ swheel->AddNode(swhs,i+1,rsw[i]);
}
v1->AddNode(swheel,1,new TGeoTranslation(0.,0.,-284.6));
v1->AddNode(swheel,2,new TGeoTranslation(0.,0.,284.6));
}
}//strips
//----------------------------------------------------------
- // TPc Support Rods - MAKROLON
+ // TPC Support Rods - MAKROLON
//----------------------------------------------------------
TGeoMedium *m6=gGeoManager->GetMedium("TPC_Makrolon");
TGeoMedium *m7=gGeoManager->GetMedium("TPC_Cu");
- // upper and lower rods differ in length!
- delete [] upar;
- upar=NULL;
- gGeoManager->Volume("TPC_Rod","TUBE",m6->GetId(),upar);
- upar=new Double_t [3];
- upar[0]=1.8;
- upar[1]=2.2;
-
+ TGeoMedium *m10 = gGeoManager->GetMedium("TPC_Alumina");
+ TGeoMedium *m11 = gGeoManager->GetMedium("TPC_Peek");
+ TGeoMedium *m12 = gGeoManager->GetMedium("TPC_Water");
+ TGeoMedium *m13 = gGeoManager->GetMedium("TPC_Brass");
+ //
+ // tpc rod is an assembly of 10 long parts and 2 short parts
+ // connected with alu rings and plagged on both sides.
+ //
+ //
+// tpc rod long
+//
+ TGeoPcon *rod = new TGeoPcon("rod",0.,360.,6);
+ rod->DefineSection(0,-10.43,1.92,2.08);
+ rod->DefineSection(1,-9.75,1.92,2.08);
+
+ rod->DefineSection(2,-9.75,1.8,2.2);
+ rod->DefineSection(3,9.75,1.8,2.2);
+
+ rod->DefineSection(4,9.75,1.92,2.08);
+ rod->DefineSection(5,10.43,1.92,2.08);
+ //
+ TGeoVolume *mrodl = new TGeoVolume("TPC_mrodl",rod,m6);
+ //
+ // tpc rod short
+ //
+ TGeoPcon *rod1 = new TGeoPcon("rod1",0.,360.,6);
+ rod1->DefineSection(0,-8.93,1.92,2.08);
+ rod1->DefineSection(1,-8.25,1.92,2.08);
+
+ rod1->DefineSection(2,-8.25,1.8,2.2);
+ rod1->DefineSection(3,8.25,1.8,2.2);
+
+ rod1->DefineSection(4,8.25,1.92,2.08);
+ rod1->DefineSection(5,8.93,1.92,2.08);
+ //
+ TGeoVolume *mrods = new TGeoVolume("TPC_mrods",rod1,m6);
+ //
+ // below is for the resistor rod
+ //
+ // hole for the brass connectors
+ //
+
+ new TGeoTube("hhole",0.,0.3,0.3);
+ //
+ //transformations for holes - initialy they
+ // are placed at x=0 and negative y
+ //
+ TGeoRotation *rhole = new TGeoRotation();
+ rhole->RotateX(90.);
+ TGeoCombiTrans *transf[13];
+ Char_t name[30];
+ for(Int_t i=0;i<13;i++){
+ sprintf(name,"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);
+ operl.Append(name);
+ }
+ //
+ TString opers("hhole:transf1");
+ for (Int_t i=2;i<12;i++){
+ sprintf(name,"+hhole:transf%d",i);
+ opers.Append(name);
+ }
+ //union of holes
+ new TGeoCompositeShape("hlv",operl.Data());
+ new TGeoCompositeShape("hsv",opers.Data());
+ //
+ TGeoCompositeShape *rodl = new TGeoCompositeShape("rodl","rod-hlv");
+ TGeoCompositeShape *rods = new TGeoCompositeShape("rods","rod1-hsv");
+ //rods - volumes - makrolon rods with holes
+ TGeoVolume *rodlv = new TGeoVolume("TPC_rodl",rodl,m6);
+ TGeoVolume *rodsv = new TGeoVolume("TPC_rods",rods,m6);
+ //brass connectors
+ //connectors
+ TGeoTube *bcon = new TGeoTube(0.,0.3,0.3);//connectors
+ TGeoVolume *bconv = new TGeoVolume("TPC_bcon",bcon,m13);
+ //
+ // hooks holding strips
+ //
+ new TGeoBBox("hk1",0.625,0.015,0.75);
+ new TGeoBBox("hk2",0.625,0.015,0.15);
+ TGeoTranslation *tr21 = new TGeoTranslation("tr21",0.,-0.03,-0.6);
+ TGeoTranslation *tr12 = new TGeoTranslation("tr12",0.,-0.03,0.6);
+ tr21->RegisterYourself();
+ tr12->RegisterYourself();
+
+ TGeoCompositeShape *hook = new TGeoCompositeShape("hook","hk1+hk2:tr21+hk2:tr12");
+ TGeoVolume *hookv = new TGeoVolume("TPC_hook",hook,m13);
+ //
+ // assembly of the short rod with connectors and hooks
+ //
+ //
+ // short rod
+ //
+ TGeoVolumeAssembly *spart = new TGeoVolumeAssembly("TPC_spart");
+ //
+ spart->AddNode( rodsv,1);
+ for(Int_t i=1;i<12;i++){
+ spart->AddNode(bconv,i,transf[i]);
+ }
+ for(Int_t i =0;i<11;i++){
+ spart->AddNode(hookv,i+1,new TGeoTranslation(0.,-2.315,-7.5+i*1.5));
+ }
+ //
+ // long rod
+ //
+ TGeoVolumeAssembly *lpart = new TGeoVolumeAssembly("TPC_lpart");
+ //
+ lpart->AddNode( rodlv,1);
+ for(Int_t i=0;i<13;i++){
+ lpart->AddNode(bconv,i+12,transf[i]);
+ }
+ for(Int_t i =0;i<13;i++){
+ lpart->AddNode(hookv,i+12,new TGeoTranslation(0.,-2.315,-9.+i*1.5));
+ }
+ //
+ // alu ring
+ //
+ new TGeoTube("ring1",2.1075,2.235,0.53);
+ new TGeoTube("ring2",1.7925,1.89,0.43);
+ new TGeoTube("ring3",1.89,2.1075,0.05);
+ TGeoCompositeShape *ring = new TGeoCompositeShape("ring","ring1+ring2+ring3");
+ TGeoVolume *ringv = new TGeoVolume("TPC_ring",ring,m3);
+ //
+ // rod assembly
+ //
+ TGeoVolumeAssembly *tpcrrod = new TGeoVolumeAssembly("TPC_rrod");//rrod
+ TGeoVolumeAssembly *tpcmrod = new TGeoVolumeAssembly("TPC_mrod");//makrolon rod
+ //long pieces
+ for(Int_t i=0;i<11;i++){
+ tpcrrod->AddNode(ringv,i+1,new TGeoTranslation(0.,0.,-105.+i*21));
+ tpcmrod->AddNode(ringv,i+12,new TGeoTranslation(0.,0.,-105.+i*21));
+ }
+ for(Int_t i=0;i<10;i++){
+ tpcrrod->AddNode(lpart,i+1,new TGeoTranslation(0.,0.,-94.5+i*21));
+ tpcmrod->AddNode(mrodl,i+1,new TGeoTranslation(0.,0.,-94.5+i*21));
+ }
+ //
+ // short pieces
+ //
+ tpcrrod->AddNode(spart,1,new TGeoTranslation(0.,0.,-114.));
+ tpcrrod->AddNode(spart,2,new TGeoTranslation(0.,0.,114.));
+ tpcrrod->AddNode(ringv,23,new TGeoTranslation(0.,0.,-123.));
+ tpcrrod->AddNode(ringv,24,new TGeoTranslation(0.,0.,123.));
+ //
+ tpcmrod->AddNode(mrods,1,new TGeoTranslation(0.,0.,-114.));
+ tpcmrod->AddNode(mrods,2,new TGeoTranslation(0.,0.,114.));
+ tpcmrod->AddNode(ringv,25,new TGeoTranslation(0.,0.,-123.));
+ tpcmrod->AddNode(ringv,26,new TGeoTranslation(0.,0.,123.));
+ //
+ // left plaque
+ //
+ TGeoPcon *lp = new TGeoPcon(0.,360.,4);
+ //
+ lp->DefineSection(0,-125.8,1.92,2.235);
+ lp->DefineSection(1,-124.8,1.92,2.235);
+ //
+ lp->DefineSection(2,-124.8,1.92,2.08);
+ lp->DefineSection(3,-123.1,1.92,2.08);
+ //
+ TGeoVolume *lpv1 = new TGeoVolume("TPC_lpv1",lp,m6);
+ TGeoVolume *lpv2 = new TGeoVolume("TPC_lpv2",lp,m6);
+ // left ring
+ TGeoTube *lr = new TGeoTube(2.1075,2.235,0.5);
+ TGeoVolume *lrv = new TGeoVolume("TPC_lrv",lr,m3);
+ //
+ lpv2->AddNode(lrv,1,new TGeoTranslation(0.,0.,-125.3));
+ //
+ tpcrrod->AddNode(lpv2,1);
+ tpcmrod->AddNode(lpv1,1);
+ //
+ // right plaque
+ //
+ TGeoTube *rp = new TGeoTube(1.92,2.08,2.025);
+ TGeoVolume *rpv = new TGeoVolume("TPC_rpv",rp,m6);
+ tpcrrod->AddNode(rpv,1, new TGeoTranslation(0.,0.,125.125));
+ tpcmrod->AddNode(rpv,2,new TGeoTranslation(0.,0.,125.125));
+ //
//
//HV rods - makrolon + 0.58cm (diameter) Cu
- TGeoTube *hvr = new TGeoTube(0.,2.2,126.64);
- TGeoTube *hvc = new TGeoTube(0.,0.29,126.64);
+ TGeoTube *hvr = new TGeoTube(0.,1.465,126.7);
+ TGeoTube *hvc = new TGeoTube(0.,0.29,126.7);
//
TGeoVolume *hvrv = new TGeoVolume("TPC_HV_Rod",hvr,m6);
TGeoVolume *hvcv = new TGeoVolume("TPC_HV_Cable",hvc,m7);
hvrv->AddNode(hvcv,1);
+ //
+ //resistor rod
+ //
+ TGeoTube *cr = new TGeoTube(0.,0.45,126.2);
+ TGeoTube *cw = new TGeoTube(0.,0.15,126.2);
+ TGeoVolume *crv = new TGeoVolume("TPC_CR",cr,m10);
+ TGeoVolume *cwv = new TGeoVolume("TPC_W",cw,m12);
+ //
+ // ceramic rod with water
+ //
+ crv->AddNode(cwv,1);
+ //
+ //peek rod
+ //
+ TGeoTube *pr =new TGeoTube(0.2,0.35,126.2);
+ TGeoVolume *prv = new TGeoVolume("TPC_PR",pr,m11);
+ //
+ // copper plates with connectors
+ //
+ new TGeoTube("tub",0.,1.7,0.025);
+ //
+ // half space - points on the plane and a normal vector
+ //
+ Double_t n[3],p[3];
+ Double_t slope = TMath::Tan(22.*TMath::DegToRad());
+ Double_t intp = 1.245;
+ //
+ Double_t b = slope*slope+1.;
+ p[0]=intp*slope/b;
+ p[1]=-intp/b;
+ p[2]=0.;
+ //
+ n[0]=-p[0];
+ n[1]=-p[1];
+ n[2]=0.;
+ Double_t norm;
+ norm=TMath::Sqrt(n[0]*n[0]+n[1]*n[1]);
+ n[0] /= norm;
+ n[1] /=norm;
+ //
+ new TGeoHalfSpace("sp1",p,n);
+ //
+ slope = -slope;
+ //
+ p[0]=intp*slope/b;
+ p[1]=-intp/b;
+ //
+ n[0]=-p[0];
+ n[1]=-p[1];
+ norm=TMath::Sqrt(n[0]*n[0]+n[1]*n[1]);
+ n[0] /= norm;
+ n[1] /=norm;
+ //
+ new TGeoHalfSpace("sp2",p,n);
+ // holes for rods
+ //holes
+ new TGeoTube("h1",0.,0.5,0.025);
+ new TGeoTube("h2",0.,0.35,0.025);
+ //translations:
+ TGeoTranslation *ttr11 = new TGeoTranslation("ttr11",-0.866,0.5,0.);
+ TGeoTranslation *ttr22 = new TGeoTranslation("ttr22",0.866,0.5,0.);
+ ttr11->RegisterYourself();
+ ttr22->RegisterYourself();
+ // elastic connector
+ new TGeoBBox("elcon",0.72,0.005,0.3);
+ TGeoRotation *crr1 = new TGeoRotation();
+ crr1->RotateZ(-22.);
+TGeoCombiTrans *ctr1 = new TGeoCombiTrans("ctr1",-0.36011, -1.09951,-0.325,crr1);
+ctr1->RegisterYourself();
+ TGeoCompositeShape *cs1 = new TGeoCompositeShape("cs1",
+"(((((tub-h1:ttr11)-h1:ttr22)-sp1)-sp2)-h2)+elcon:ctr1");
+ //
+ TGeoVolume *csvv = new TGeoVolume("TPC_RR_CU",cs1,m7);
+ //
+ // resistor rod assembly 2 ceramic rods, peak rod, Cu plates
+ // and resistors
+ //
+ TGeoVolumeAssembly *rrod = new TGeoVolumeAssembly("TPC_RRIN");
+ // rods
+ rrod->AddNode(crv,1,ttr11);
+ rrod->AddNode(crv,2,ttr22);
+ rrod->AddNode(prv,1);
+ //Cu plates
+ for(Int_t i=0;i<165;i++){
+ rrod->AddNode(csvv,i+1,new TGeoTranslation(0.,0.,-122.675+i*1.5));
+ }
+ //resistors
+ TGeoTube *res = new TGeoTube(0.,0.15,0.5);
+ TGeoVolume *resv = new TGeoVolume("TPC_RES",res,m10);
+ TGeoVolumeAssembly *ress = new TGeoVolumeAssembly("TPC_RES_CH");
+ ress->AddNode(resv,1,new TGeoTranslation(0.2,0.,0.));
+ ress->AddNode(resv,2,new TGeoTranslation(-0.2,0.,0.));
+ //
+ TGeoRotation *crr2 = new TGeoRotation();
+ crr2->RotateY(30.);
+ TGeoRotation *crr3 = new TGeoRotation();
+ crr3->RotateY(-30.);
+ //
+ for(Int_t i=0;i<164;i+=2){
+ rrod->AddNode(ress,i+1, new TGeoCombiTrans(0.,1.2,-121.925+i*1.5,crr2));
+ rrod->AddNode(ress,i+2, new TGeoCombiTrans(0.,1.2,-121.925+(i+1)*1.5,crr3));
+ }
+
+ tpcrrod->AddNode(rrod,1,new TGeoCombiTrans(0.,0.,0.5,crr1));
+ //
+ // guard ring resistor chain
+ //
+
+ TGeoTube *gres1 = new TGeoTube(0.,0.375,125.);// inside ifc
+ //
+ TGeoVolume *vgres1 = new TGeoVolume("TPC_GRES1",gres1,m10);
+
+ //
+ Double_t xrc,yrc;
+ //
+ xrc=79.3*TMath::Cos(350.*TMath::DegToRad());
+ yrc=79.3*TMath::Sin(350.*TMath::DegToRad());
+ //
+ v9->AddNode(vgres1,1,new TGeoTranslation(xrc,yrc,126.9));
+ v9->AddNode(vgres1,2,new TGeoTranslation(xrc,yrc,-126.9));
+ //
+ xrc=79.3*TMath::Cos(190.*TMath::DegToRad());
+ yrc=79.3*TMath::Sin(190.*TMath::DegToRad());
+ //
+ v9->AddNode(vgres1,3,new TGeoTranslation(xrc,yrc,126.9));
+ v9->AddNode(vgres1,4,new TGeoTranslation(xrc,yrc,-126.9));
+ //------------------------------------------------------------------
+ TGeoRotation refl("refl",90.,0.,90.,90.,180.,0.);
+ TGeoRotation rotrod("rotrod");
+ //
+ TGeoRotation *rotpos[2];
+ //
+ TGeoRotation *rotrod1[2];
+ TGeoTubeSeg *irh = new TGeoTubeSeg(78.825,79.25,1.5,358.5,1.5);
+ TGeoTubeSeg *orh = new TGeoTubeSeg(256.5,257.95,1.5,359.5,0.5);
+ TGeoTubeSeg *ohh = new TGeoTubeSeg(256.5,257.95,1.5,9.5,10.5);
+ TGeoVolume *irhv = new TGeoVolume("TPC_IRHH",irh,m4);
+ TGeoVolume *orhv = new TGeoVolume("TPC_ORHH",orh,m4);
+ TGeoVolume *ohhv = new TGeoVolume("TPC_OHVHH",ohh,m4);
+ //v9 - drift gas
+
for(Int_t i=0;i<18;i++){
Double_t angle,x,y;
Double_t z,r;
angle=TMath::DegToRad()*20.*(Double_t)i;
+ TGeoRotation *roth = new TGeoRotation(); //rotation for rod holders
+ roth->RotateZ(angle);
+ //inner rods
r=81.5;
x=r * TMath::Cos(angle);
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+19,"TPC_Drift",x,y,-z,0,kTRUE,upar,3);//muon
+ z = 126.;
+ //
+ v9->AddNode(irhv,i+1,roth);
+ v9->AddNode(orhv,i+1,roth);
+ v9->AddNode(ohhv,i+1,roth);
+ //
+ if(i==11){//resistor rod inner
+ rotrod.RotateZ(-90.+angle);
+ rotrod1[0]= new TGeoRotation();
+ rotpos[0]= new TGeoRotation();
+ //
+ rotrod1[0]->RotateZ(-90.+angle);
+ *rotpos[0] = refl*rotrod; //rotation+reflection
+ v9->AddNode(tpcrrod,1,new TGeoCombiTrans(x,y, z, rotrod1[0])); //A
+ v9->AddNode(tpcrrod,2,new TGeoCombiTrans(x,y,-z, rotpos[0])); //C
+ }
+ else {
+ v9->AddNode(tpcmrod,i+1,new TGeoTranslation(x,y,z));//shaft
+ v9->AddNode(tpcmrod,i+19,new TGeoCombiTrans(x,y,-z,ref));//muon
}
+ // outer rods
r=254.25;
x=r * TMath::Cos(angle);
y=r * TMath::Sin(angle);
- upar[2]=126.54; //upper
- z=127.06;
- 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);
- }
-
- delete [] upar;
+ z=126.;
+ //
+ if(i==3){//resistor rod outer
+ rotrod.RotateZ(90.+angle);
+ rotrod1[1]= new TGeoRotation();
+ rotpos[1]= new TGeoRotation();
+ rotrod1[1]->RotateZ(90.+angle);
+ *rotpos[1] = refl*rotrod;//rotation+reflection
+ v9->AddNode(tpcrrod,3,new TGeoCombiTrans(x,y, z, rotrod1[1])); //A
+ v9->AddNode(tpcrrod,4,new TGeoCombiTrans(x,y, -z, rotpos[1])); //C
+ }
+ else {
+ v9->AddNode(tpcmrod,i+37,new TGeoTranslation(x,y,z));//shaft
+ 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
+ }
+ } //end of rods positioning
TGeoVolume *alice = gGeoManager->GetVolume("ALIC");
alice->AddNode(v1,1);
}
- AliInfo("*** TPC version 2 initialized ***");
- AliInfo(Form("Maximum number of steps = %d",gMC->GetMaxNStep()));
+ AliDebug(1,"*** TPC version 2 initialized ***");
+ AliDebug(1,Form("Maximum number of steps = %d",gMC->GetMaxNStep()));
//
const Float_t kprim = 14.35; // number of primary collisions per 1 cm
const Float_t kpoti = 20.77e-9; // first ionization potential for Ne/CO2
const Float_t kwIon = 35.97e-9; // energy for the ion-electron pair creation
-
+ const Int_t kMaxDistRef =15; // maximal difference between 2 stored references
const Float_t kbig = 1.e10;
fTPCParam->AdjustCosSin(sector,cos,sin);
Float_t x1=p[0]*cos + p[1]*sin;
// check if within sector's limits
- if(x1>=fTPCParam->GetInnerRadiusLow()&&x1<=fTPCParam->GetInnerRadiusUp()
- ||x1>=fTPCParam->GetOuterRadiusLow()&&x1<=fTPCParam->GetOuterRadiusUp()){
+ if((x1>=fTPCParam->GetInnerRadiusLow()&&x1<=fTPCParam->GetInnerRadiusUp())
+ ||(x1>=fTPCParam->GetOuterRadiusLow()&&x1<=fTPCParam->GetOuterRadiusUp())){
// calculate real sector number...
if (x1>fTPCParam->GetOuterRadiusLow()){
sector = TMath::Nint((angle-fTPCParam->GetOuterAngleShift())/
//
vol[0]=sector;
+
+ static Double_t lastReferenceR=0;
+ if (TMath::Abs(lastReferenceR-r)>kMaxDistRef){
+ AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber(), AliTrackReference::kTPC);
+ lastReferenceR = r;
+ }
+
// check if change of sector
if(sector != fSecOld){
fSecOld=sector;
{
betaGamma = TMath::Max(betaGamma,(Float_t)7.e-3); // protection against too small bg
- pp=kprim*BetheBloch(betaGamma);
+ pp=kprim*AliMathBase::BetheBlochAleph(betaGamma);
}
}
-//_____________________________________________________________________________
-Float_t AliTPCv2::BetheBloch(Float_t bg)
-{
- //
- // Bethe-Bloch energy loss formula
- //
- const Double_t kp1=0.76176e-1;
- const Double_t kp2=10.632;
- const Double_t kp3=0.13279e-4;
- const Double_t kp4=1.8631;
- const Double_t kp5=1.9479;
-
- Double_t dbg = (Double_t) bg;
-
- Double_t beta = dbg/TMath::Sqrt(1.+dbg*dbg);
-
- Double_t aa = TMath::Power(beta,kp4);
- Double_t bb = TMath::Power(1./dbg,kp5);
-
- bb=TMath::Log(kp3+bb);
-
- return ((Float_t)((kp2-aa-bb)*kp1/aa));
-}
-
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff