+#include <stdlib.h>
+
+#include <TMath.h>
+
+#include "AliTPCv2.h"
+#include "AliTPCDigitsArray.h"
+#include "AliRun.h"
+#include "AliConst.h"
+#include "AliPDG.h"
+#include "AliTPCParam.h"
+#include "AliTPCParamSR.h"
+
+ClassImp(AliTPCv2)
+
+//_____________________________________________________________________________
+AliTPCv2::AliTPCv2(const char *name, const char *title) :
+ AliTPC(name, title)
+{
+ //
+ // Standard constructor for Time Projection Chamber version 2
+ //
+ fIdSens=0;
+ fIdLSec=0;
+ fIdUSec=0;
+
+ SetBufferSize(128000);
+
+ SetGasMixt(2,20,10,-1,0.9,0.1,0.); // Ne-CO2 90-10
+
+ // Default sectors
+
+ SetSecAL(4);
+ SetSecAU(4);
+ SetSecLows(1, 2, 3, 19, 20, 21);
+ SetSecUps(37, 38, 39, 37+18, 38+18, 39+18, -1, -1, -1, -1, -1, -1);
+ SetSens(1); // sensitive strips set
+
+ if (fTPCParam)
+ fTPCParam->Write(fTPCParam->GetTitle());
+}
+
+//_____________________________________________________________________________
+void AliTPCv2::CreateGeometry()
+{
+ //
+ // Create the geometry of Time Projection Chamber version 2
+ //
+ //Begin_Html
+ /*
+ <img src="picts/AliTPC.gif">
+ */
+ //End_Html
+ //Begin_Html
+ /*
+ <img src="picts/AliTPCv2Tree.gif">
+ */
+ //End_Html
+
+
+ Int_t *idtmed = fIdtmed->GetArray();
+
+ Float_t dm[50];
+ Int_t idrotm[120];
+
+ Int_t nRotMat = 0;
+
+ Int_t i,ifl1,ifl2=0;
+
+ // number of sectors
+
+ Int_t nInnerSector = fTPCParam->GetNInnerSector()/2;
+ Int_t nOuterSector = fTPCParam->GetNOuterSector()/2;
+
+ // ---------------------------------------------------
+ // sector specification check
+ // ---------------------------------------------------
+ if (fSecAL >= 0) {
+ ifl1 = 0;
+
+ for (i = 0; i < 6; ++i) {
+ if (fSecLows[i] >= 0 && fSecLows[i] < 2*nInnerSector) {
+ ifl1 = 1;
+ printf("*** SECTOR %d selected\n",fSecLows[i]);
+ }
+ }
+
+ } else {
+ printf("*** ALL LOWER SECTORS SELECTED ***\n");
+ ifl1 = 1;
+ }
+
+ if (fSecAU >= 0) {
+ ifl2 = 0;
+
+ for (i = 0; i < 12; ++i) {
+ if (fSecUps[i] > 2*nInnerSector-1 &&
+ fSecUps[i] < 2*(nInnerSector+nOuterSector)) {
+ ifl2 = 1;
+ printf("*** SECTOR %d selected\n",fSecUps[i]);
+ }
+ }
+
+ } else {
+ printf("*** ALL UPPER SECTORS SELECTED ***\n");
+ ifl1 = 1;
+ }
+
+ if (ifl1 == 0 && ifl2 == 0) {
+ printf("*** ERROR: AT LEAST ONE SECTOR MUST BE SPECIFIED ***\n");
+ printf("!!! PROGRAM STOPPED !!!\n");
+ exit(1);
+ }
+
+ if ((fSecAL < 0 || fSecAU < 0) && fSens >= 0) {
+ printf("** ERROR: STRIPS CANNOT BE SPECIFIED FOR ALL SECTORS **\n");
+ printf("!!! PROGRAM STOPPED !!!\n");
+ exit(1);
+ }
+
+ //--------------------------------------------------------------------
+
+ //
+ // Mother volume (Air) - all volumes will be positioned in it
+ //
+
+ dm[0]=0.;
+ dm[1]=360.;
+ dm[2]=12.;
+
+ //
+
+ dm[3]= -283.7;
+ dm[4]= 66.2;
+ dm[5]= 277.95;
+
+ //
+
+ dm[6]= -255.6;
+ dm[7]= 66.2;
+ dm[8]= 277.95;
+
+ //
+
+ dm[9]= -73.3;
+ dm[10]= 59.0;
+ dm[11]= 277.95;
+
+ //
+
+ dm[12]= -73.3;
+ dm[13]= 56.9;
+ dm[14]= 277.95;
+
+ //
+
+ dm[15]= -72.1;
+ dm[16]= 56.9;
+ dm[17]= 277.95;
+
+ //
+
+ dm[18]= -72.1;
+ dm[19]= 60.65;
+ dm[20]= 277.95;
+
+ //
+
+ dm[21]= 72.1;
+ dm[22]= 60.65;
+ dm[23]= 277.95;
+
+ //
+
+ dm[24]= 72.1;
+ dm[25]= 56.9;
+ dm[26]= 277.95;
+
+ //
+
+ dm[27]= 73.3;
+ dm[28]= 56.9;
+ dm[29]= 277.95;
+
+ //
+
+ dm[30]= 73.3;
+ dm[31]= 60.65;
+ dm[32]= 277.95;
+
+ //
+
+ dm[33]= 250.4;
+ dm[34]= 66.0;
+ dm[35]= 277.95;
+
+ //
+
+ dm[36]= 283.7;
+ dm[37]= 66.0;
+ dm[38]= 277.95;
+
+
+ gMC->Gsvolu("TPC ","PCON",idtmed[0],dm,39);
+
+
+ //-------------------------------------------------------------------
+ // Tpc Outer INsulator (CO2)
+ //-------------------------------------------------------------------
+
+ dm[0]= 0.;
+ dm[1]= 360.;
+ dm[2]= 6.;
+
+ //
+
+ dm[3]= -253.6;
+ dm[4]= 258.;
+ dm[5]= 266.65;
+
+ //
+
+ dm[6]= -253.;
+ dm[7]= 258.;
+ dm[8]= 266.65;
+
+ dm[9]= -253.;
+ dm[10]= 258.;
+ dm[11]= 277.97;
+
+ dm[12]= 253.6;
+ dm[13]= 258.;
+ dm[14]= 277.97;
+
+ //
+
+ dm[15]= 253.6;
+ dm[16]= 265.2;
+ dm[17]= 277.95;
+
+ //
+
+ dm[18]= 255.6;
+ dm[19]= 265.2;
+ dm[20]= 277.95;
+
+
+ gMC->Gsvolu("TOIN","PCON",idtmed[3],dm,21);
+
+ //---------------------------------------------------------------
+ // shreds (G10) - TPC Rings
+ //---------------------------------------------------------------
+
+ gMC->Gsvolu("TPCR","TUBE",idtmed[12],dm,0);
+
+ dm[0]= 258.;
+ dm[1]= 266.65;
+ dm[2]= 0.3;
+
+ gMC->Gsposp("TPCR",1,"TOIN",0.,0.,-253.3,0,"ONLY",dm,3); // left bottom
+
+ //
+
+ dm[0]= 258.;
+ dm[1]= 270.9;
+ dm[2]= 0.3;
+
+ gMC->Gsposp("TPCR",2,"TOIN",0.,0.,253.3,0,"ONLY",dm,3); // right
+
+ //
+
+ dm[0]= 272.2;
+ dm[1]= 277.95;
+ dm[2]= 0.3;
+
+ gMC->Gsposp("TPCR",3,"TOIN",0.,0.,-250.7,0,"ONLY",dm,3); // left top
+
+ //----------------------------------------------------------------
+ // Tpc Outer Contaiment Vessel
+ // mother volume - Al, daughters - composite (sandwich)
+ //----------------------------------------------------------------
+
+ dm[0]= 0.;
+ dm[1]= 360.;
+ dm[2]=5.;
+
+ //
+
+ dm[3]= -250.4;
+ dm[4]= 272.2;
+ dm[5]= 277.95;
+
+ //
+
+ dm[6]= -248.4;
+ dm[7]= 272.2;
+ dm[8]= 277.95;
+
+ //
+
+ dm[9]= 253.6;
+ dm[10]= 272.2;
+ dm[11]= 277.95;
+
+ //
+
+ dm[12]= 253.6;
+ dm[13]= 265.2;
+ dm[14]= 277.95;
+
+ //
+
+ dm[15]= 255.6;
+ dm[16]= 265.2;
+ dm[17]= 277.95;
+
+ gMC->Gsvolu("TOCV","PCON",idtmed[4],dm,18);
+
+ // Daughter volumes
+
+ // Tpc SAndwich 1 - Al
+
+ dm[0]= 274.81;
+ dm[1]= 277.95;
+ dm[2]= 251.7;
+
+ gMC->Gsvolu("TSA1","TUBE",idtmed[4],dm,3);
+
+ // Tpc SAndwich 2 - Tedlar
+
+ dm[0] += 5.e-3;
+ dm[1] -= 5.e-3;
+
+ gMC->Gsvolu("TSA2","TUBE",idtmed[9],dm,3);
+
+ // Tpc SAndwich 3 - Kevlar
+
+ dm[0] += 5e-3;
+ dm[1] -= 5.e-3;
+
+ gMC->Gsvolu("TSA3","TUBE",idtmed[5],dm,3);
+
+ // Tpc SAndwich 4 - NOMEX honeycomb
+
+ dm[0] += 0.06;
+ dm[1] -= 0.06;
+
+ gMC->Gsvolu("TSA4","TUBE",idtmed[5],dm,3);
+
+ // 4->3->2->1->TOCV
+
+ gMC->Gspos("TSA4",1,"TSA3",0.,0.,0.,0,"ONLY");
+ gMC->Gspos("TSA3",1,"TSA2",0.,0.,0.,0,"ONLY");
+ gMC->Gspos("TSA2",1,"TSA1",0.,0.,0.,0,"ONLY");
+
+ gMC->Gspos("TSA1",1,"TOCV",0.,0.,2.6,0,"ONLY");
+
+ // TCOV-> TOIN
+
+ gMC->Gspos("TOCV",1,"TOIN",0.,0.,0.,0,"ONLY");
+
+ //-------------------------------------------------------
+ // Tpc Outer Field Cage
+ // mother volume - Al, daughters - composite (sandwich)
+ //-------------------------------------------------------
+
+ dm[0]=0.;
+ dm[1]=360.;
+ dm[2]=6.;
+
+ dm[3]= -253.;
+ dm[4]= 258.;
+ dm[5]= 277.95;
+
+ //
+
+ dm[6]= -251.;
+ dm[7]= 258.;
+ dm[8]= 277.95;
+
+ //
+
+ dm[9]= -251.;
+ dm[10]= 258.;
+ dm[11]= 260.05;
+
+ //
+
+ dm[12]= 251.;
+ dm[13]= 258.;
+ dm[14]= 260.05;
+
+ //
+
+ dm[15]= 251.;
+ dm[16]= 258.;
+ dm[17]= 260.05;
+
+ //
+
+ dm[18]= 253.;
+ dm[19]= 258.;
+ dm[20]= 270.9;
+
+ gMC->Gsvolu("TOFC","PCON",idtmed[4],dm,21);
+
+ // Daughter volumes
+
+ // Tpc SAndwich 5 - Al
+
+ dm[0]= 258.;
+ dm[1]= 260.05;
+ dm[2]= 251.7;
+
+ gMC->Gsvolu("TSA5","TUBE",idtmed[4],dm,3);
+
+ // Tpc SAndwich 6 - Tedlar
+
+ dm[0] += 5.e-3;
+ dm[1] -= 5.e-3;
+
+ gMC->Gsvolu("TSA6","TUBE",idtmed[9],dm,3);
+
+ // Tpc SAndwich 7 - Kevlar
+
+ dm[0] += 5.e-3;
+ dm[1] -= 5.e-3;
+
+ gMC->Gsvolu("TSA7","TUBE",idtmed[5],dm,3);
+
+ // Tpc SAndwich 8 - NOMEX
+
+ dm[0] += 0.02;
+ dm[1] -= 0.02;
+
+ gMC->Gsvolu("TSA8","TUBE",idtmed[6],dm,3);
+
+ // 8->7->6->5->TOFC
+
+ gMC->Gspos("TSA8",1,"TSA7",0.,0.,0.,0,"ONLY");
+ gMC->Gspos("TSA7",1,"TSA6",0.,0.,0.,0,"ONLY");
+ gMC->Gspos("TSA6",1,"TSA5",0.,0.,0.,0,"ONLY");
+
+ gMC->Gspos("TSA5",1,"TOFC",0.,0.,0.,0,"ONLY");
+
+ // TOFC->TOIN
+
+ gMC->Gspos("TOFC",1,"TOIN",0.,0.,0.,0,"ONLY");
+
+ // TOIN->TPC
+
+ gMC->Gspos("TOIN",1,"TPC ",0.,0.,0.,0,"ONLY");
+
+ //--------------------------------------------------------------------
+ // Tpc Inner INsulator (CO2)
+ //--------------------------------------------------------------------
+
+
+ dm[0]=0.;
+ dm[1]= 360.;
+ dm[2]= 15.;
+
+ //
+
+ dm[3]= -255.6;
+ dm[4]= 66.2;
+ dm[5]= 74.8;
+
+ //
+
+ Float_t tanL = (66.2-59.0)/(255.6-73.3); // tangent of the left cone part
+
+ dm[6]= -253.6;
+ dm[7]= 59.0+ (253.6-73.3)*tanL;
+ dm[8]= 74.8;
+
+ //
+
+ dm[9]= -253.6;
+ dm[10]= dm[7];
+ dm[11]= 79.2;
+
+ //
+
+ dm[12]= -73.3;
+ dm[13]= 59.0;
+ dm[14]= 79.2;
+
+ //
+
+ dm[15]= -73.3;
+ dm[16]= 56.9;
+ dm[17]= 79.2;
+
+ //
+
+ dm[18]= -72.1;
+ dm[19]= 59.6;
+ dm[20]= 79.2;
+
+ //
+
+ dm[21]= -72.1;
+ dm[22]= 60.65;
+ dm[23]= 79.2;
+
+ //
+
+ dm[24]= 72.1;
+ dm[25]= 60.65;
+ dm[26]= 79.2;
+
+ //
+
+ dm[27]= 72.1;
+ dm[28]= 59.6;
+ dm[29]= 79.2;
+
+ //
+
+ dm[30]= 73.3;
+ dm[31]= 56.9;
+ dm[32]= 79.2;
+
+ //
+
+ dm[33]= 73.3;
+ dm[34]= 59.0;
+ dm[35]= 79.2;
+
+ //
+
+ dm[36]= 250.4;
+ dm[37]= 66.0;
+ dm[38]= 79.2;
+
+ //
+
+ dm[39]= 253.0;
+ dm[40]= 66.0;
+ dm[41]= 79.2;
+
+ //
+
+ dm[42]= 253.0;
+ dm[43]= 75.3;
+ dm[44]= 79.2;
+
+ //
+
+ dm[45]= 253.6;
+ dm[46]= 75.3;
+ dm[47]= 79.2;
+
+ gMC->Gsvolu("TIIN","PCON",idtmed[3],dm,48);
+
+
+ //--------------------------------------------------------------------
+ // Tpc Inner Containment vessel, Left part
+ // mother volume - Al, daughter - composite (sandwich)
+ //--------------------------------------------------------------------
+
+ dm[0]= 0.;
+ dm[1]= 360.;
+ dm[2]= 8.;
+
+ //
+
+ dm[3]= -255.6;
+ dm[4]= 66.2;
+ dm[5]= 74.8;
+
+ //
+
+ Float_t cosL = 1./TMath::Sqrt(1.+tanL*tanL);
+ Float_t sandThick = 2.14; // cone composite thickness
+
+
+ //
+
+ dm[6]= -253.6;
+ dm[7]= 59.0 + (253.6-73.3)*tanL;
+ dm[8]= 74.8;
+
+ //
+
+ dm[9]= -253.6;
+ dm[10]= dm[7];
+ dm[11]= dm[7]+sandThick/cosL;
+
+ //
+
+ dm[12]= -75.6;
+ dm[13]= 59.0+(75.6-73.3)*tanL;
+ dm[14]= dm[13]+sandThick/cosL;
+
+ //
+
+ dm[15]= -75.6;
+ dm[16]= dm[13];
+ dm[17]= 60.65;
+
+ //
+
+ dm[18]= -73.3;
+ dm[19]= 59.0;
+ dm[20]= 60.65;
+
+ //
+
+ dm[21]= -73.3;
+ dm[22]= 56.9;
+ dm[23]= 60.65;
+
+ //
+
+ dm[24]= -72.1;
+ dm[25]= 56.9;
+ dm[26]= 60.65;
+
+ gMC->Gsvolu("TICL","PCON",idtmed[4],dm,27);
+
+ // Daughter volumes
+
+ // Tpc SAndwich 9 - Al
+
+ dm[0]= 0.;
+ dm[1]= 360.;
+ dm[2]= 2.;
+
+ //
+
+ dm[3]= - 254.3;
+ dm[4]= 59.0+(254.3-73.3)*tanL;
+ dm[5]= dm[4]+sandThick/cosL;
+
+ //
+
+ dm[6]= -78.3;
+ dm[7]= 59.0+(78.3-73.3)*tanL;
+ dm[8]= dm[7]+sandThick/cosL;
+
+ //
+
+ gMC->Gsvolu("TSA9","PCON",idtmed[4],dm,9);
+
+ // Tpc SAndwich 10 - Tedlar
+
+ dm[4]+= 5.e-3/cosL;
+ dm[5]-= 5.e-3/cosL;
+
+ //
+
+ dm[7]+= 5.e-3/cosL;
+ dm[8]+= 5.e-3/cosL;
+
+ gMC->Gsvolu("TS10","PCON",idtmed[9],dm,9);
+
+ // Tpc SAndwich 11 - Kevlar
+
+ dm[4]+= 5.e-3/cosL;
+ dm[5]-= 5.e-3/cosL;
+
+ //
+
+ dm[7]+= 5.e-3/cosL;
+ dm[8]+= 5.e-3/cosL;
+
+ gMC->Gsvolu("TS11","PCON",idtmed[5],dm,9);
+
+ // Tpc SAndwich 12 - NOMEX
+
+ dm[4]+= 0.06/cosL;
+ dm[5]-= 0.06/cosL;
+
+ //
+
+ dm[7]+= 0.06/cosL;
+ dm[8]+= 0.06/cosL;
+
+ gMC->Gsvolu("TS12","PCON",idtmed[6],dm,9);
+
+ // 12->11->10->9
+
+ gMC->Gspos("TS12",1,"TS11",0.,0.,0.,0,"ONLY");
+ gMC->Gspos("TS11",1,"TS10",0.,0.,0.,0,"ONLY");
+ gMC->Gspos("TS10",1,"TSA9",0.,0.,0.,0,"ONLY");
+
+ // TSA9->TICL
+
+ gMC->Gspos("TSA9",1,"TICL",0.,0.,0.,0,"ONLY");
+
+ //--------------------------------------------------------------------
+ // Tpc Inner Containment vessel, Right part
+ // mother volume - Al, daughter - composite (sandwich)
+ //--------------------------------------------------------------------
+
+ dm[0]= 0.;
+ dm[1]= 360.;
+ dm[2]=8.;
+
+ //
+
+ dm[3]= 72.1;
+ dm[4]= 56.9;
+ dm[5]= 60.65;
+
+ //
+
+ dm[6]= 73.3;
+ dm[7]= 56.9;
+ dm[8]= 60.65;
+
+ //
+
+ dm[9]= 73.3;
+ dm[10]= 59.0;
+ dm[11]= 60.65;
+
+ //
+
+ Float_t tanR = (66.0-59.0)/(250.5-73.3); // to avoid accuracy problems
+ Float_t cosR = 1./TMath::Sqrt(1.+tanR*tanR); //as above
+
+ //
+
+ dm[12]= 75.6;
+ dm[13]= 59.0+(75.6-73.3)*tanR;
+ dm[14]= 60.65;
+
+ //
+
+ dm[15]= 75.6;
+ dm[16]= dm[13];
+ dm[17]= dm[16]+sandThick/cosR;
+
+ //
+
+ dm[18]= 248.4;
+ dm[19]= 59.0+(248.4-73.3)*tanR;
+ dm[20]= dm[19]+sandThick/cosR;
+
+ //
+
+ dm[21]= 248.4;
+ dm[22]= dm[19];
+ dm[23]= 70.2;
+
+ //
+
+ dm[24]= 250.4;
+ dm[25]= 66.0;
+ dm[26]= 70.2;
+
+ gMC->Gsvolu("TICR","PCON",idtmed[4],dm,27);
+
+
+
+ // Daughter volumes
+
+ // Tpc SAndwich 13 - Al
+
+ dm[0]= 0.;
+ dm[1]= 360.;
+ dm[2]= 2.;
+
+ //
+
+ dm[3]= 78.3;
+ dm[4]= 59.0+(78.3-73.3)*tanR;
+ dm[5]= dm[4]+sandThick/cosR;
+
+ //
+
+ dm[6]= 249.1;
+ dm[7]= 59.0+(249.1-73.3)*tanR;
+ dm[8]= dm[7]+sandThick/cosR;
+
+ //
+
+ gMC->Gsvolu("TS13","PCON",idtmed[4],dm,9);
+
+ // Tpc SAndwich 14 - Tedlar
+
+ dm[4]+= 5.e-3/cosR;
+ dm[5]-= 5.e-3/cosR;
+
+ //
+
+ dm[7]+= 5.e-3/cosR;
+ dm[8]+= 5.e-3/cosR;
+
+ gMC->Gsvolu("TS14","PCON",idtmed[9],dm,9);
+
+ // Tpc SAndwich 15 - Kevlar
+
+ dm[4]+= 5.e-3/cosR;
+ dm[5]-= 5.e-3/cosR;
+
+ //
+
+ dm[7]+= 5.e-3/cosR;
+ dm[8]+= 5.e-3/cosR;
+
+ gMC->Gsvolu("TS15","PCON",idtmed[5],dm,9);
+
+ // Tpc SAndwich 16 - NOMEX
+
+ dm[4]+= 0.06/cosR;
+ dm[5]-= 0.06/cosR;
+
+ //
+
+ dm[7]+= 0.06/cosR;
+ dm[8]+= 0.06/cosR;
+
+ gMC->Gsvolu("TS16","PCON",idtmed[6],dm,9);
+
+ // 16->15->14->13
+
+ gMC->Gspos("TS16",1,"TS15",0.,0.,0.,0,"ONLY");
+ gMC->Gspos("TS15",1,"TS14",0.,0.,0.,0,"ONLY");
+ gMC->Gspos("TS14",1,"TS13",0.,0.,0.,0,"ONLY");
+
+ // TS12->TICR
+
+ gMC->Gspos("TS13",1,"TICR",0.,0.,0.,0,"ONLY");
+
+ //------------------------------------------------------
+ // Tpc Inner Field Cage
+ // mother volume - Al, daughters - composite (sandwich)
+ //------------------------------------------------------
+
+ dm[0]= 0.;
+ dm[1]= 360.;
+ dm[2]=6.;
+
+ //
+
+ dm[3]= -253.0;
+ dm[4]= 70.7;
+ dm[5]= 79.2;
+
+ //
+
+ dm[6]= -251.0;
+ dm[7]= 70.7;
+ dm[8]= 79.2;
+
+ //
+
+ dm[9]= -251.0;
+ dm[10]= 77.15;
+ dm[11]= 79.2;
+
+ //
+
+ dm[12]= 251.0;
+ dm[13]= 77.15;
+ dm[14]= 79.2;
+
+ //
+
+ dm[15]= 251.0;
+ dm[16]= 66.0;
+ dm[17]= 79.2;
+
+ //
+
+ dm[18]= 253.0;
+ dm[19]= 66.0;
+ dm[20]= 79.2;
+
+ gMC->Gsvolu("TIFC","PCON",idtmed[4],dm,21);
+
+ // Daughter volumes
+
+ // Tpc Sandwich 17 - Al
+
+ dm[0]= 77.15;
+ dm[1]= 79.2;
+ dm[2]= 251.7;
+
+ gMC->Gsvolu("TS17","TUBE",idtmed[4],dm,3);
+
+ // Tpc Sandwich 18 - Tedlar
+
+ dm[0]+= 5.e-3;
+ dm[1]-= 5.e-3;
+
+ gMC->Gsvolu("TS18","TUBE",idtmed[9],dm,3);
+
+ // Tpc Sandwich 19 - Kevlar
+
+ dm[0]+= 5.e-3;
+ dm[1]-= 5.e-3;
+
+ gMC->Gsvolu("TS19","TUBE",idtmed[5],dm,3);
+
+ // Tpc Sandwich 20 - NOMEX
+
+ dm[0]+= 0.06;
+ dm[1]-= 0.06;
+
+ gMC->Gsvolu("TS20","TUBE",idtmed[6],dm,3);
+
+ // 20->19->18->17
+
+ gMC->Gspos("TS20",1,"TS19",0.,0.,0.,0,"ONLY");
+ gMC->Gspos("TS19",1,"TS18",0.,0.,0.,0,"ONLY");
+ gMC->Gspos("TS18",1,"TS17",0.,0.,0.,0,"ONLY");
+
+ // TS17->TIFC
+
+ gMC->Gspos("TS17",1,"TIFC",0.,0.,0.,0,"ONLY");
+
+ // TPC Rings
+
+ dm[0]= 70.7;
+ dm[1]= 79.2;
+ dm[2]= 0.3;
+
+ gMC->Gsposp("TPCR",4,"TIIN",0.,0.,-253.3,0,"ONLY",dm,3);
+
+ dm[0]= 66.0;
+ dm[1]= 70.2;
+
+ gMC->Gsposp("TPCR",5,"TIIN",0.,0.,250.7,0,"ONLY",dm,3);
+
+ dm[0]= 75.3;
+ dm[1]= 79.2;
+
+ gMC->Gsposp("TPCR",6,"TIIN",0.,0.,253.3,0,"ONLY",dm,3);
+
+ // TICL->TIIN
+
+ gMC->Gspos("TICL",1,"TIIN",0.,0.,0.,0,"ONLY");
+
+ // TICR->TIIN
+
+ gMC->Gspos("TICR",1,"TIIN",0.,0.,0.,0,"ONLY");
+
+ // TIFC->TIIN
+
+ gMC->Gspos("TIFC",1,"TIIN",0.,0.,0.,0,"ONLY");
+
+ // Tpc Sandwich 21 - Al (central barrel)
+
+ dm[0]= 77.15;
+ dm[1]= 79.2;
+ dm[2]= 75.2;
+
+ gMC->Gsvolu("TS21","TUBE",idtmed[4],dm,3);
+
+ // Tpc Sandwich 22 - Tedlar (central barrel)
+
+ dm[0]+= 5.e-3;
+ dm[1]-= 5.e-3;
+
+ gMC->Gsvolu("TS22","TUBE",idtmed[9],dm,3);
+
+ // Tpc Sandwich 23 - Kevlar (central barrel)
+
+ dm[0]+= 5.e-3;
+ dm[1]-= 5.e-3;
+
+ gMC->Gsvolu("TS23","TUBE",idtmed[5],dm,3);
+
+ // Tpc Sandwich 24 - NOMEX (central barrel)
+
+ dm[0]+= 0.02;
+ dm[1]-= 0.02;
+
+ gMC->Gsvolu("TS24","TUBE",idtmed[6],dm,3);
+
+ // 24->23->22->21
+
+ gMC->Gspos("TS24",1,"TS23",0.,0.,0.,0,"ONLY");
+ gMC->Gspos("TS23",1,"TS22",0.,0.,0.,0,"ONLY");
+ gMC->Gspos("TS22",1,"TS21",0.,0.,0.,0,"ONLY");
+
+ gMC->Gspos("TS21",1,"TIIN",0.,0.,0.,0,"ONLY");
+
+ // put everything into the TPC
+
+ gMC->Gspos("TIIN",1,"TPC ",0.,0.,0.,0,"ONLY");
+
+
+ //---------------------------------------------------------
+ // Tpc Dift Gas volume Nonsensitive (Ne-CO2 90/10)
+ // and its daughters (HV membrane, rods, readout chambers)
+ //---------------------------------------------------------
+
+ dm[0]= 79.2;
+ dm[1]= 258.0;
+ dm[2]= 253.6;
+
+ gMC->Gsvolu("TDGN","TUBE",idtmed[1],dm,3); // nonsensitive
+
+ // sector opening angles
+
+ Float_t innerOpenAngle = fTPCParam->GetInnerAngle();
+ Float_t outerOpenAngle = fTPCParam->GetOuterAngle();
+
+ // sector angle shift
+
+ Float_t innerAngleShift = fTPCParam->GetInnerAngleShift();
+
+ // All above parameters are identical for inner and outer
+ // sectors. The distinction is kept for the historical reasons
+ // and eventually will disappear.
+
+ Float_t tanAlpha = TMath::Tan(0.5*innerOpenAngle);
+ Float_t cosAlpha = TMath::Sqrt(1.+tanAlpha*tanAlpha);
+ Float_t space;
+
+ //-------------------------------------------------------------------------
+ // Tpc Inner Readout Chambers
+ //-------------------------------------------------------------------------
+
+ dm[0]= 14.483;
+ dm[1]= 23.3345;
+ dm[2]= 1.6; // thickness
+ dm[3]= 25.1;
+
+ gMC->Gsvolu("TIRC","TRD1",idtmed[4],dm,4);
+
+ // this volume will be positioned in the empty space
+ // of the end-cap to avoid overlaps
+
+ dm[0]= 13.7305;
+ dm[1]= 21.1895;
+ dm[2]= 2.25;
+ dm[3]= 21.15;
+
+ gMC->Gsvolu("TIC1","TRD1",idtmed[4],dm,4);
+
+ //------------------------------------------------
+ // Tpc Inner readout chamber Pad Plane
+ //------------------------------------------------
+
+ dm[0]= 14.483;
+ dm[1]= 23.3345;
+ dm[2]= 0.5;
+ dm[3]= 25.1;
+
+ gMC->Gsvolu("TIPP","TRD1",idtmed[12],dm,4);
+
+ //
+
+ dm[0] -= 1.218511934;
+ dm[1] -= 1.218511934;
+ dm[2] = 0.35;
+
+ gMC->Gsvolu("TIC3","TRD1",idtmed[1],dm,4);
+
+ gMC->Gspos("TIC3",1,"TIPP",0.,0.15,0.,0,"ONLY");
+
+ gMC->Gspos("TIPP",1,"TIRC",0.,1.1,0.,0,"ONLY");
+
+ //----------------------------------------------
+ // Tpc Readout Chambers Empty spaces - for both
+ // inner and outer sectors
+ //----------------------------------------------
+
+ gMC->Gsvolu("TRCE","TRD1",idtmed[0],dm,0);
+
+ // Inner sector - 4 spaces
+
+
+ dm[3] = 4.7625;
+ dm[0] = 12.472;
+
+ Float_t rr = 90.52;
+ Float_t zz;
+
+ zz= -12.7875;
+
+ space = rr*tanAlpha-dm[0];
+
+ for(Int_t nsLow=0;nsLow<4;nsLow++){
+
+ rr += 9.525;
+ dm[1]= rr*tanAlpha - space;
+
+ dm[2]=0.8;
+
+ gMC->Gsposp("TRCE",nsLow+1,"TIRC",0.,-0.8,zz,0,"ONLY",dm,4);
+
+ //
+
+ dm[2]= 1.2;
+
+ gMC->Gsposp("TRCE",nsLow+5,"TIC1",0.,1.05,zz-2.1,0,"ONLY",dm,4);
+
+ rr += 0.4;
+ dm[0] = rr*tanAlpha - space;
+ zz += (0.4+9.525);
+
+ }
+
+ dm[0]= 12.472;
+ // dm[1] - this is the dm[1] from the previous TRCE
+ dm[2]= 1.05;
+ dm[3]= 19.65;
+
+ gMC->Gsposp("TRCE",9,"TIC1",0.,-1.2,0.,0,"ONLY",dm,4);
+
+ //
+ // TPc Space for Connectors
+ //
+
+ dm[0]= .3;
+ dm[1]= .3;
+ dm[2]= 4.5;
+
+ gMC->Gsvolu("TPSC","BOX ",idtmed[0],dm,3);
+
+ // TPC Connectors
+
+ dm[0]= .25;
+ dm[1]= .15;
+ dm[2]= 3.75;
+
+ gMC->Gsvolu("TPCC","BOX ",idtmed[13],dm,3);
+
+ gMC->Gspos("TPCC",1,"TPSC",0.,0.15,0.,0,"ONLY");
+
+ zz = -12.7875;
+
+ Float_t alpha;
+ Float_t astep;
+
+ Float_t phi1,phi2,phi3,theta1,theta2,theta3; // rotation angles
+
+ // inner part of the inner sector - 2 x 20 holes
+
+ astep = 20.00096874/19.;
+
+ alpha = 10.00048437-astep;
+
+ Float_t x1,x2;
+
+ x1 = 13.31175725;
+ x1 -= 0.996357832;
+
+ x2 = 15.06180253;
+ x2 -= 1.163028812;
+
+ Int_t ncon;
+
+ for(ncon=0;ncon<20;ncon++){
+
+ phi1 = 0.;
+ theta1 = 90.+alpha;
+ phi2=90.;
+ theta2 = 90.;
+ phi3 = (alpha>0) ? 0. : 180.;
+ theta3 = TMath::Abs(alpha);
+
+ AliMatrix(idrotm[nRotMat], theta1, phi1, theta2, phi2, theta3, phi3);
+
+
+
+ gMC->Gspos("TPSC",ncon+1,"TIRC",x1,0.3,-12.7875,idrotm[nRotMat],"ONLY");
+ gMC->Gspos("TPSC",ncon+21,"TIRC",x2,0.3,-2.8625,idrotm[nRotMat],"ONLY");
+
+
+ x1 -= 1.296357833;
+ x2 -= 1.463028812;
+
+ alpha -= astep;
+ nRotMat++;
+
+ }
+
+ // outer part of the inner sector - 2 x 25 holes
+
+ astep = 20.00096874/24.;
+ alpha = 10.00048437-astep;
+
+ x1 = 16.81184781;
+ x1 -= 1.016295986;
+
+ x2 = 18.5618931;
+ x2 -= 1.150914854;
+
+ for(ncon=0;ncon<25;ncon++){
+
+ phi1 = 0.;
+ theta1 = 90.+alpha;
+ phi2=90.;
+ theta2 = 90.;
+ phi3 = (alpha>0) ? 0. : 180.;
+ theta3 = TMath::Abs(alpha);
+
+ AliMatrix(idrotm[nRotMat], theta1, phi1, theta2, phi2, theta3, phi3);
+
+
+
+ gMC->Gspos("TPSC",ncon+41,"TIRC",x1,0.3,7.0625,idrotm[nRotMat],"ONLY");
+ gMC->Gspos("TPSC",ncon+66,"TIRC",x2,0.3,16.9875,idrotm[nRotMat],"ONLY");
+
+
+ x1 -= 1.316295986;
+ x2 -= 1.450914854;
+
+ alpha -= astep;
+ nRotMat++;
+
+ }
+
+ //--------------------------------------------------------------------------
+ // TPC Outer Readout Chambers
+ // this is NOT a final design
+ //--------------------------------------------------------------------------
+
+ dm[0]= 23.3875;
+ dm[1]= 43.524;
+ dm[2]= 1.5; //thickness
+ dm[3]= 57.1;
+
+ gMC->Gsvolu("TORC","TRD1",idtmed[4],dm,4);
+
+ //------------------------------------------------
+ // Tpc Outer readout chamber Pad Plane
+ //------------------------------------------------
+
+ dm[2]= 0.5;
+
+ gMC->Gsvolu("TOPP","TRD1",idtmed[12],dm,4);
+
+ dm[0] -= 1.218511934;
+ dm[1] -= 1.218511934;
+ dm[2] = 0.35;
+
+ gMC->Gsvolu("TOC3","TRD1",idtmed[1],dm,4);
+
+ gMC->Gspos("TOC3",1,"TOPP",0.,0.15,0.,0,"ONLY");
+
+ gMC->Gspos("TOPP",1,"TORC",0.,1.0,0.,0,"ONLY");
+
+ // empty space
+
+
+ dm[0]= 21.035;
+ dm[1]= 38.7205;
+ dm[2]= 0.7;
+ dm[3]= 50.15;
+
+ gMC->Gsposp("TRCE",10,"TORC",0.,-0.8,-2.15,0,"ONLY",dm,4);
+
+ dm[0]= 22.2935;
+ dm[1]= 40.5085;
+ dm[2]= 2.25;
+ dm[3]= 51.65;
+
+ gMC->Gsvolu("TOC1","TRD1",idtmed[4],dm,4);
+
+ dm[0]= 21.35;
+ dm[1]= 38.7205;
+ dm[2]= 2.25;
+ dm[3]= 50.15;
+
+ gMC->Gsposp("TRCE",11,"TOC1",0.,0.,0.,0,"ONLY",dm,4);
+
+
+
+ //-----------------------------------------------
+ // Tpc Services Support Wheel
+ //-----------------------------------------------
+
+ dm[0]=0.;
+ dm[1]=360.;
+ dm[2]=18.;
+ dm[3]=2.;
+
+ dm[4]= -5.;
+ dm[5]= 77.017;
+ dm[6]= 255.267;
+
+ dm[7]= 5.;
+ dm[8]= dm[5];
+ dm[9]= dm[6];
+
+ gMC->Gsvolu("TSSW","PGON",idtmed[4],dm,10);
+
+ // Tpc Services Wheel Cover
+
+ dm[4]= -0.5;
+ dm[7]= 0.5;
+
+ gMC->Gsvolu("TSWC","PGON",idtmed[4],dm,10);
+
+ // Tpc Service wheel Cover Empty space
+
+ dm[0]= 10.99;
+ dm[1]= 39.599;
+ dm[2]= .5;
+ dm[3]= 81.125;
+
+ gMC->Gsvolu("TSCE","TRD1",idtmed[0],dm,4);
+
+ // Tpc services Wheel Empty Spaces
+
+ dm[0]= 13.18017507;
+ dm[1]= 44.61045938;
+ dm[2]= 4.;
+ dm[3]= 89.125;
+
+ gMC->Gsvolu("TWES","TRD1",idtmed[0],dm,4);
+
+ // Tpc Services Wheel Bars
+
+ gMC->Gsvolu("TSWB","TRD1",idtmed[4],dm,0);
+
+ // bars-> TWES
+
+ dm[2]= 4.;
+ dm[3]= .4;
+
+ dm[0]= 13.8149522;
+ dm[1]= 13.95601379;
+
+ gMC->Gsposp("TSWB",1,"TWES",0.,0.,-85.125,0,"ONLY",dm,4);
+
+ dm[0]= 43.83462067;
+ dm[1]= 43.97568225;
+
+ gMC->Gsposp("TSWB",2,"TWES",0.,0.,85.125,0,"ONLY",dm,4);
+
+ // TPc ELectronics - right now 30% X0 Si
+
+ dm[0]= 14.03813696;
+ dm[1]= 43.3524075;
+ dm[2]= 1.404;
+ dm[3]= 83.125;
+
+ gMC->Gsvolu("TPEL","TRD1",idtmed[11],dm,4);
+ gMC->Gspos("TPEL",1,"TWES",0.,0.,0.,0,"ONLY");
+
+ //--------------------------------------------------------------------------
+ // End caps
+ //--------------------------------------------------------------------------
+
+ // TPc Main Wheel - Al
+
+ dm[0]= 75.3;
+ dm[1]= 264.8;
+ dm[2]= 3.0;
+
+ gMC->Gsvolu("TPMW","TUBE",idtmed[4],dm,3);
+
+ // TPc Extra Wheel (to avoid overlapping) - Al
+
+ dm[0]= 264.8;
+ dm[1]= 277.0;
+ dm[2]= 1.95;
+
+ gMC->Gsvolu("TPEW","TUBE",idtmed[4],dm,3);
+
+ //--------------------------------------------------------------------------
+ // Tpc Empty Space for the Readout chambers
+ //--------------------------------------------------------------------------
+
+ Float_t rLow= 86.2;
+ Float_t rUp= 243.5;
+ Float_t dR = 0.5*(rUp-rLow);
+
+ space= 1.4/cosAlpha; // wheel ribs are 2.8 cm wide
+
+ dm[0]= rLow*tanAlpha-space;
+ dm[1]= rUp*tanAlpha-space;
+ dm[2]= 3.0;
+ dm[3]= dR;
+
+ gMC->Gsvolu("TESR","TRD1",idtmed[0],dm,4);
+
+ // TIC1->TESR
+
+
+ gMC->Gspos("TIC1",1,"TESR",0.,0.75,-dR+23.97,0,"ONLY");
+
+
+ // TOC1->TESR
+
+ gMC->Gspos("TOC1",1,"TESR",0.,0.75,dR-55.02,0,"ONLY");
+
+ // Tpc Empty Space Bars - Al (daughters of TESR)
+
+ Float_t zBar;
+
+ gMC->Gsvolu("TESB","TRD1",idtmed[4],dm,0);
+
+ // lower bar
+
+ dm[0]= rLow*tanAlpha-space;
+ dm[1]= 88.7*tanAlpha-space;
+ dm[2]= 0.95;
+ dm[3]= 1.275;
+
+ zBar = -dR+dm[3];
+
+ gMC->Gsposp("TESB",1,"TESR",0.,2.05,zBar,0,"ONLY",dm,4);
+
+ // middle bar
+
+ dm[0]= 131.65*tanAlpha-space;
+ dm[1]= 136.5*tanAlpha-space;
+ dm[3]= 2.425;
+
+ zBar = -dR +131.65+dm[3]-rLow;
+
+ gMC->Gsposp("TESB",2,"TESR",0.,2.05,zBar,0,"ONLY",dm,4);
+
+ // upper bar
+
+ dm[0]= 240.4*tanAlpha-space;
+ dm[1]= rUp*tanAlpha-space;
+ dm[3]= 1.55;
+
+ zBar = dR-dm[3];
+
+ gMC->Gsposp("TESB",3,"TESR",0.,2.05,zBar,0,"ONLY",dm,4);
+
+ //------------------------------------------------------
+ // TPc Lower "S" Sectors
+ //------------------------------------------------------
+
+
+ Float_t inSecLowEdge = fTPCParam->GetInnerRadiusLow();
+ Float_t inSecUpEdge = fTPCParam->GetInnerRadiusUp();
+
+ dm[0] = inSecLowEdge*TMath::Tan(0.5*innerOpenAngle)-0.01;
+ dm[1] = inSecUpEdge*TMath::Tan(0.5*innerOpenAngle)-0.01;
+ dm[2] = 0.5*(250. - 0.3);
+ dm[3] = 0.5*(inSecUpEdge-inSecLowEdge);
+
+ gMC->Gsvolu("TPLS", "TRD1", idtmed[2], dm, 4); // sensitive
+
+ //----------------------------------------------------------
+ // TPc Upper Sectors
+ //----------------------------------------------------------
+
+ Float_t ouSecLowEdge = fTPCParam->GetOuterRadiusLow();
+ Float_t ouSecUpEdge = fTPCParam->GetOuterRadiusUp();
+
+ dm[0] = ouSecLowEdge*TMath::Tan(0.5*outerOpenAngle)-0.01;
+ dm[1] = ouSecUpEdge*TMath::Tan(0.5*outerOpenAngle)-0.01;
+ dm[2] = 0.5*(250. - 0.3);
+ dm[3] = 0.5*(ouSecUpEdge-ouSecLowEdge);
+
+ gMC->Gsvolu("TPUS", "TRD1", idtmed[2], dm, 4); // sensitive
+
+
+ // if sensitive strips selected
+
+ if(fSens >= 0){
+
+ gMC->Gsvolu("TPSS","TRD1",idtmed[2],dm,0); // sensitive
+
+ Int_t nofStrips,nstr;
+ Float_t r1,r2,zs;
+ Float_t stripThick = 0.01; // 100 microns
+ Float_t deadSpace;
+
+ // inner sector
+
+ nofStrips = fTPCParam->GetNRowLow();
+ deadSpace = fTPCParam->GetInnerWireMount();
+
+ dm[2] = 0.5*(250. - 0.3);
+ dm[3] = 0.5 * stripThick;
+
+ for(nstr=0;nstr<nofStrips;nstr++){
+
+ r1 = fTPCParam->GetPadRowRadiiLow(nstr);
+ r2 = r1 + stripThick;
+ dm[0] = r1 * TMath::Tan(0.5*innerOpenAngle) - deadSpace;
+ dm[1] = r2 * TMath::Tan(0.5*innerOpenAngle) - deadSpace;
+ zs = -inSecLowEdge -0.5*(inSecUpEdge-inSecLowEdge);
+ zs += r1;
+ zs += dm[3];
+
+ gMC->Gsposp("TPSS", nstr+1, "TPLS", 0., 0., zs, 0, "ONLY", dm, 4);
+
+ gMC->Gsord("TPLS",3);
+
+ }
+
+ Int_t nsSave = nofStrips;
+
+ // outer sector
+
+ nofStrips = fTPCParam->GetNRowUp();
+ deadSpace = fTPCParam->GetOuterWireMount();
+
+ dm[2] = 0.5*(250. - 0.3);
+ dm[3] = 0.5 * stripThick;
+
+ for(nstr=0;nstr<nofStrips;nstr++){
+
+ r1 = fTPCParam->GetPadRowRadiiUp(nstr);
+ r2 = r1 + stripThick;
+ dm[0] = r1 * TMath::Tan(0.5*outerOpenAngle) - deadSpace;
+ dm[1] = r2 * TMath::Tan(0.5*outerOpenAngle) - deadSpace;
+ zs = -ouSecLowEdge -0.5*(ouSecUpEdge-ouSecLowEdge);
+ zs += r1;
+ zs += dm[3];
+
+ gMC->Gsposp("TPSS", nstr+1+nsSave, "TPUS", 0., 0., zs, 0, "ONLY", dm, 4);
+
+ }
+ } // if strips
+
+ //-------------------------------------------------------
+ // positioning of the empty spaces into the main wheel
+ // and readout chambers and sectors into the drift gas
+ //-------------------------------------------------------
+
+ Float_t rCenter,xc,yc;
+ Float_t rInner,rOuter; // center of the inner and outer chamber
+
+ rCenter = rLow+dR;
+
+ rInner = 108.07;
+ rOuter = 190.68;
+
+ for(Int_t ns=0; ns<nInnerSector;ns++){
+
+ phi1 = ns * innerOpenAngle + innerAngleShift;
+ phi1 *= kRaddeg; // in degrees
+
+ phi1 = (Float_t)TMath::Nint(phi1) + 270.;
+
+ if (phi1 > 360.) phi1 -= 360.;
+
+ theta1 = 90.;
+ phi2 = 90.;
+ theta2 = 180.;
+ phi3 = ns * innerOpenAngle + innerAngleShift;
+ phi3 *= kRaddeg; // in degrees
+
+ phi3 = (Float_t)TMath::Nint(phi3);
+
+ if(phi3 > 360.) phi3 -= 360.;
+
+ theta3 = 90.;
+
+ // "holes"->End plate
+
+ xc = rCenter*TMath::Cos(phi3*kDegrad);
+ yc = rCenter*TMath::Sin(phi3*kDegrad);
+
+ AliMatrix(idrotm[nRotMat], theta1, phi1, theta2, phi2, theta3, phi3);
+
+ gMC->Gspos("TESR",ns+1,"TPMW",xc,yc,0.,idrotm[nRotMat],"ONLY");
+
+ // TSCE->TSWC (services wheel volumes)
+
+ xc = 166.142*TMath::Cos(phi3*kDegrad);
+ yc = 166.142*TMath::Sin(phi3*kDegrad);
+
+ gMC->Gspos("TSCE",ns+1,"TSWC",xc,yc,0.,idrotm[nRotMat],"ONLY");
+ gMC->Gspos("TWES",ns+1,"TSSW",xc,yc,0.,idrotm[nRotMat],"ONLY");
+
+ // readout chambers->TDGN (drift gas)
+
+ xc = rInner*TMath::Cos(phi3*kDegrad);
+ yc = rInner*TMath::Sin(phi3*kDegrad);
+
+ gMC->Gspos("TIRC",ns+1,"TDGN",xc,yc,252.,idrotm[nRotMat],"ONLY");
+
+ // here lower sectors
+
+ if(fSecAL <0){
+
+ // all lower sectors are positioned
+
+ gMC->Gspos("TPLS",ns+1,"TDGN",xc,yc,125.15,idrotm[nRotMat],"ONLY");
+ gMC->
+ Gspos("TPLS",ns+nInnerSector+1,"TDGN",xc,yc,-125.15,idrotm[nRotMat],"ONLY");
+ }
+ else{
+
+ // only selected sectors are positioned (up to 6 sectors)
+
+ for(Int_t sel=0;sel<6;sel++){
+
+ if(fSecLows[sel] == ns){
+ gMC->Gspos("TPLS",ns+1,"TDGN",xc,yc,125.15,idrotm[nRotMat],"ONLY");
+ }
+ else if(fSecLows[sel] == ns+nInnerSector){
+ gMC->
+ Gspos("TPLS",ns+nInnerSector+1,"TDGN",xc,yc,-125.15,idrotm[nRotMat],"ONLY");
+ }
+ }
+ } // lower sectors finished
+
+ xc = rOuter*TMath::Cos(phi3*kDegrad);
+ yc = rOuter*TMath::Sin(phi3*kDegrad);
+
+ gMC->Gspos("TORC",ns+1,"TDGN",xc,yc,252.1,idrotm[nRotMat],"ONLY");
+
+ // here upper sectors
+
+ if(fSecAU <0){
+
+ // all upper sectors
+
+ gMC->Gspos("TPUS",ns+1,"TDGN",xc,yc,125.15,idrotm[nRotMat],"ONLY");
+ gMC->
+ Gspos("TPUS",ns+nOuterSector+1,"TDGN",xc,yc,-125.15,idrotm[nRotMat],"ONLY");
+ }
+ else{
+
+ // only selected sectors (up to 12)
+
+ for(Int_t sel=0;sel<12;sel++){
+ if(fSecUps[sel] == ns+2*nInnerSector){
+ gMC->Gspos("TPUS",ns+1,"TDGN",xc,yc,125.15,idrotm[nRotMat],"ONLY");
+ }
+ else if(fSecUps[sel] == ns+2*nInnerSector+nOuterSector){
+ gMC->
+ Gspos("TPUS",ns+nOuterSector+1,"TDGN",xc,yc,-125.15,idrotm[nRotMat],"ONLY");
+ }
+ }
+ } // upper sectors finished
+
+ nRotMat++;
+
+ theta2 = 0.; // reflection, needed for readout chambers!
+
+ AliMatrix(idrotm[nRotMat], theta1, phi1, theta2, phi2, theta3, phi3);
+
+ xc = rInner*TMath::Cos(phi3*kDegrad);
+ yc = rInner*TMath::Sin(phi3*kDegrad);
+
+ gMC->Gspos("TIRC",ns+nInnerSector+1,"TDGN",xc,yc,-252.,idrotm[nRotMat],"ONLY");
+
+ xc = rOuter*TMath::Cos(phi3*kDegrad);
+ yc = rOuter*TMath::Sin(phi3*kDegrad);
+
+ gMC->Gspos("TORC",ns+nOuterSector+1,"TDGN",xc,yc,-252.1,idrotm[nRotMat],"ONLY");