/**************************************************************************
* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
* *
* Author: The ALICE Off-line Project. *
* Contributors are mentioned in the code where appropriate. *
* *
* Permission to use, copy, modify and distribute this software and its *
* documentation strictly for non-commercial purposes is hereby granted *
* without fee, provided that the above copyright notice appears in all *
* copies and that both the copyright notice and this permission notice *
* appear in the supporting documentation. The authors make no claims *
* about the suitability of this software for any purpose. It is *
* provided "as is" without express or implied warranty. *
**************************************************************************/
/*
$Log$
Revision 1.29 2002/11/21 22:43:32 alibrary
Removing AliMC and AliMCProcess
Revision 1.28 2002/10/23 07:17:34 alibrary
Introducing Riostream.h
Revision 1.27 2001/06/12 07:07:41 kowal2
New files for folder and stack
Revision 1.26 2001/05/08 16:03:06 kowal2
Geometry update according to the latest technical spec.
Revision 1.25 2001/04/27 15:23:06 kowal2
Correct materian in the central part of the inner containment vessel
Revision 1.24 2001/04/26 06:15:11 kowal2
Corrected bug in the inner containment vessel (cones)
Revision 1.23 2001/04/24 11:17:33 kowal2
New TPC geometry.
Revision 1.22 2001/03/13 13:07:33 kowal2
Corrected bug in the TPC mother volume geometry.
Thanks to A. Morsch
Revision 1.21 2000/11/14 10:48:57 kowal2
Correct material used for TSA4. Thanks to J. Barbosa.
Revision 1.20 2000/11/06 17:24:10 kowal2
Corrected bug in the outer containment vessel and
the outer field cage geometry.
Thanks to J. Barbosa.
Revision 1.19 2000/11/02 16:55:24 kowal2
Corrected bug in the inner containment vessel geometry.
Thanks to J. Belikov
Revision 1.18 2000/11/02 07:24:11 kowal2
Correction in the TPC geometry.
Changes due to the new hit structure.
Revision 1.17 2000/07/10 20:57:39 hristov
Update of TPC code and macros by M.Kowalski
Revision 1.16 2000/06/30 12:07:50 kowal2
Updated from the TPC-PreRelease branch
Revision 1.15.2.4 2000/06/26 07:39:42 kowal2
Changes to obey the coding rules
Revision 1.15.2.3 2000/06/25 08:38:41 kowal2
Splitted from AliTPCtracking
Revision 1.15.2.2 2000/06/16 12:58:13 kowal2
Changed parameter settings
Revision 1.15.2.1 2000/06/09 07:15:07 kowal2
Defaults loaded automatically (hard-wired)
Optional parameters can be set via macro called in the constructor
Revision 1.15 2000/05/15 10:00:30 kowal2
Corrected bug in the TPC geometry, thanks to Ivana Hrivnacova
Revision 1.14 2000/04/17 09:37:33 kowal2
removed obsolete AliTPCDigitsDisplay.C
Revision 1.13.8.2 2000/04/10 08:33:44 kowal2
Updated readout chambers
Revision 1.13.8.1 2000/04/10 07:56:53 kowal2
Not used anymore - removed
Revision 1.13 1999/11/04 17:28:06 fca
Correct barrel part of HV Degrader
Revision 1.12 1999/10/08 06:27:23 fca
Corrected bug in the HV degrader geometry, thanks to G.Tabary
Revision 1.11 1999/10/04 13:39:54 fca
Correct array index problem
Revision 1.10 1999/09/29 09:24:34 fca
Introduction of the Copyright and cvs Log
*/
//
///////////////////////////////////////////////////////////////////////////////
// //
// Time Projection Chamber version 0 -- "coarse" TPC //
// //
//Begin_Html
/*
*/
//End_Html
// //
// //
///////////////////////////////////////////////////////////////////////////////
#include
#include
#include
#include
#include "AliTPCv0.h"
#include "AliRun.h"
#include
#include
#include "AliConst.h"
#include "AliTPCParamSR.h"
#include "AliTPCDigitsArray.h"
ClassImp(AliTPCv0)
//_____________________________________________________________________________
AliTPCv0::AliTPCv0(const char *name, const char *title)
:AliTPC(name, title)
{
//
// Standard creator for TPC version 0
//
SetGasMixt(2,20,10,-1,0.9,0.1,0.);
if (fTPCParam)
fTPCParam->Write(fTPCParam->GetTitle());
}
//_____________________________________________________________________________
void AliTPCv0::CreateGeometry()
{
//
// Creation of the TPC version 0, i.e. no sensitive volumes,
// only the material distribution
//
//Begin_Html
/*
*/
//End_Html
//Begin_Html
/*
*/
//End_Html
//---------------------------------------------------------------
// TPC geometry
//
// Origin: Marek Kowalski, INP Cracow
// Marek.Kowalski@ifj.edu.pl
//---------------------------------------------------------------
Float_t dm[50];
Int_t *idtmed = fIdtmed->GetArray(); // TPC media
Int_t idrotm[120]; // rotation matrices
Int_t nRotMat = 0; // actual number of rotation matrices
//
// Mother volume TPC (Air) - all volumes will be positioned in it
//
dm[0]=0.;
dm[1]=360.;
dm[2]=8.;
//
dm[3]=-283.7;
dm[4]=65.6;
dm[5]=278.;
//
dm[6]=-253.6;
dm[7]=65.6;
dm[8]=278.;
//
dm[9]=-73.3;
dm[10]=60.9;
dm[11]=278.;
//
dm[12]=-73.3;
dm[13]=56.9;
dm[14]=278.;
//
dm[15]=73.3;
dm[16]=56.9;
dm[17]=278.;
//
dm[18]=73.3;
dm[19]=60.9;
dm[20]=278.;
//
dm[21]=253.6;
dm[22]=65.6;
dm[23]=278.;
//
dm[24]=283.7;
dm[25]=65.6;
dm[26]=278.;
gMC->Gsvolu("TPC ","PCON",idtmed[0],dm,27);
// outer part
//-------------------------------------------------------------------
// Tpc Outer INsulator (CO2) - contains cont. vessel and field cage
//-------------------------------------------------------------------
dm[0]= 0.;
dm[1]= 360.;
dm[2]= 6.;
//
dm[3]=-253.6;
dm[4]=258.;
dm[5]=275.5;
//
dm[6]=-250.6;
dm[7]=258.;
dm[8]=275.5;
//
dm[9]=-250.6;
dm[10]=258.;
dm[11]=278.;
//
dm[12]=253.6;
dm[13]=258.;
dm[14]=278.;
//
dm[15]=253.6;
dm[16]=264.8;
dm[17]=278.;
//
dm[18]=256.6;
dm[19]=264.8;
dm[20]=278.;
gMC->Gsvolu("TOIN","PCON",idtmed[3],dm,21);
//----------------------------------------------------------------
// Tpc Outer Contaiment Vessel
// mother volume - Al, daughters - composite (sandwich)
//----------------------------------------------------------------
dm[0]=0.;
dm[1]=360.;
dm[2]=6.;
//
dm[3]=-250.6;
dm[4]=270.4;
dm[5]=278.;
//
dm[6]=-247.6;
dm[7]=270.4;
dm[8]=278.;
//
dm[9]=-247.6;
dm[10]=274.8124;
dm[11]=278.;
//
dm[12]=253.6;
dm[13]=274.8124;
dm[14]=278.;
//
dm[15]=253.6;
dm[16]=264.8;
dm[17]=278.;
//
dm[18]=256.6;
dm[19]=264.8;
dm[20]=278.;
gMC->Gsvolu("TOCV","PCON",idtmed[4],dm,21);
// Daughter volumes - sandwich
// Tpc SAndwich 1 - Al
dm[0]=274.8124;
dm[1]=278.;
dm[2]=252.1;
gMC->Gsvolu("TSA1","TUBE",idtmed[4],dm,3);
// Tpc SAndwich 2 - epoxy glue (I use Lexan)
dm[0] += 5.e-3;
dm[1] -= 5.e-3;
gMC->Gsvolu("TSA2","TUBE",idtmed[14],dm,3);
// Tpc SAndwich 3 - Tedlar
dm[0] += 0.01;
dm[1] -= 0.01;
gMC->Gsvolu("TSA3","TUBE",idtmed[9],dm,3);
// Tpc SAndwich 4 - fiber glass (G10)
dm[0] += 3.8e-3;
dm[1] -= 3.8e-3;
gMC->Gsvolu("TSA4","TUBE",idtmed[12],dm,3);
// Tpc SAndwich 5 - NOMEX honeycomb
dm[0] += 0.075;
dm[1] -= 0.075;
gMC->Gsvolu("TSA5","TUBE",idtmed[6],dm,3);
// 5->4->3->2->1->TCOV
gMC->Gspos("TSA5",1,"TSA4",0.,0.,0.,0,"ONLY");
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.,3.,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]=-253.6;
dm[4]=258.;
dm[5]=275.5;
//
dm[6]=-250.6;
dm[7]=258.;
dm[8]=275.5;
//
dm[9]=-250.6;
dm[10]=258.;
dm[11]=260.0476;
//
dm[12]=250.6;
dm[13]=258.;
dm[14]=260.0476;
//
dm[15]=250.6;
dm[16]=258.;
dm[17]=269.6;
//
dm[18]=253.6;
dm[19]=258.;
dm[20]=269.6;
gMC->Gsvolu("TOFC","PCON",idtmed[4],dm,21);
// Daughter volumes
// Tpc SAndwich 6 - Tedlar
dm[0]= 258.;
dm[1]= 260.0476;
dm[2]= 252.1;
gMC->Gsvolu("TSA6","TUBE",idtmed[9],dm,3);
// Tpc SAndwich 7 - fiber glass
dm[0] += 3.8e-3;
dm[1] -= 3.8e-3;
gMC->Gsvolu("TSA7","TUBE",idtmed[12],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->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,"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");
// inner part
//--------------------------------------------------------------------
// Tpc Inner INsulator (CO2) - inner f.c. will be placed there
// Inner containment vessel will be placed directly in the TPC
//--------------------------------------------------------------------
dm[0]=0.;
dm[1]=360.;
dm[2]=4.;
//
dm[3]=-253.6;
dm[4]=65.9;
dm[5]=79.2;
//
dm[6]=-73.3;
dm[7]=61.2;
dm[8]=79.2;
//
dm[9]=73.3;
dm[10]=61.2;
dm[11]=79.2;
//
dm[12]=253.6;
dm[13]=65.9;
dm[14]=79.2;
gMC->Gsvolu("TIIN","PCON",idtmed[3],dm,15);
// the middle part of the F.C. is thinner - carve out the strip - Ne-CO2
dm[0]=79.16;
dm[1]=79.2;
dm[2]=88.;
gMC->Gsvolu("TII1","TUBE",idtmed[1],dm,3);
gMC->Gspos("TII1",1,"TIIN",0.,0.,0.,0,"ONLY");
//-----------------------------------------------------
// Tpc Inner Field Cage
// mother volume - Al, daughters - composite (sandwich)
//------------------------------------------------------
dm[0]=0.;
dm[1]=360.;
dm[2]=10.;
//
dm[3]=-253.6;
dm[4]=70.3;
dm[5]=79.2;
//
dm[6]=-250.6;
dm[7]=70.3;
dm[8]=79.2;
//
dm[9]=-250.6;
dm[10]=77.0524;
dm[11]=79.2;
//
dm[12]=-88.;
dm[13]=77.0524;
dm[14]=79.2;
//
dm[15]=-88.;
dm[16]=77.0924;
dm[17]=79.16;
//
dm[18]=88.;
dm[19]=77.0924;
dm[20]=79.16;
//
dm[21]=88.;
dm[22]=77.0524;
dm[23]=79.2;
//
dm[24]=250.6;
dm[25]=77.0524;
dm[26]=79.2;
//
dm[27]=250.6;
dm[28]=70.3;
dm[29]=79.2;
//
dm[30]=253.6;
dm[31]=70.3;
dm[32]=79.2;
gMC->Gsvolu("TIFC","PCON",idtmed[4],dm,33);
// daughter volumes - central part
// Tpc Sandwich 9 -Tedlar
dm[0]=77.0924;
dm[1]=79.16;
dm[2]=88.;
gMC->Gsvolu("TSA9","TUBE",idtmed[9],dm,3);
// Tpc Sandwich 10 - fiber glass (G10)
dm[0] += 3.8e-3;
dm[1] -= 3.8e-3;
gMC->Gsvolu("TS10","TUBE",idtmed[12],dm,3);
// Tpc Sandwich 11 - NOMEX
dm[0] += 0.03;
dm[1] -= 0.03;
gMC->Gsvolu("TS11","TUBE",idtmed[6],dm,3);
// 11->10->9->TIFC
gMC->Gspos("TS11",1,"TS10",0.,0.,0.,0,"ONLY");
gMC->Gspos("TS10",1,"TSA9",0.,0.,0.,0,"ONLY");
gMC->Gspos("TSA9",1,"TIFC",0.,0.,0.,0,"ONLY");
// daughter volumes - outer parts (reinforced)
// Tpc Sandwich 12 -Tedlar
dm[0]=77.0524;
dm[1]=79.2;
dm[2]=82.05;
gMC->Gsvolu("TS12","TUBE",idtmed[9],dm,3);
// Tpc Sandwich 13 - fiber glass (G10)
dm[0] += 3.8e-3;
dm[1] -= 3.8e-3;
gMC->Gsvolu("TS13","TUBE",idtmed[12],dm,3);
// Tpc Sandwich 14 - NOMEX
dm[0] += 0.07;
dm[1] -= 0.07;
gMC->Gsvolu("TS14","TUBE",idtmed[6],dm,3);
// 14->13->12->TIFC
gMC->Gspos("TS14",1,"TS13",0.,0.,0.,0,"ONLY");
gMC->Gspos("TS13",1,"TS12",0.,0.,0.,0,"ONLY");
gMC->Gspos("TS12",1,"TIFC",0.,0.,170.05,0,"ONLY");
gMC->Gspos("TS12",2,"TIFC",0.,0.,-170.05,0,"ONLY");
// place this inside the inner insulator
gMC->Gspos("TIFC",1,"TIIN",0.,0.,0.,0,"ONLY");
// and now in the TPC...
gMC->Gspos("TIIN",1,"TPC ",0.,0.,0.,0,"ONLY");
//---------------------------------------------------------
// Tpc Inner Containment vessel - Cones
//---------------------------------------------------------
dm[0]=0.;
dm[1]=360.;
dm[2]=8.;
//
dm[3]=71.8;
dm[4]=56.9;
dm[5]=59.4;
//
dm[6]=73.;
dm[7]=56.9;
dm[8]=59.4;
//
dm[9]=73.;
dm[10]=56.9;
dm[11]=61.2;
//
dm[12]=73.3;
dm[13]=56.9;
dm[14]=61.2;
//
dm[15]=73.3;
dm[16]=60.9;
dm[17]=61.2;
//
dm[18]=253.6;
dm[19]=65.6;
dm[20]=65.9;
//
dm[21]=253.6;
dm[22]=65.6;
dm[23]=74.6;
//
dm[24]=256.6;
dm[25]=65.6;
dm[26]=74.6;
gMC->Gsvolu("TICC","PCON",idtmed[4],dm,27);
Float_t phi1,phi2,phi3,theta1,theta2,theta3; // rotation angles
// reflection matrix
theta1 = 90.;
phi1 = 0.;
theta2 = 90.;
phi2 = 270.;
theta3 = 180.;
phi3 = 0.;
AliMatrix(idrotm[nRotMat], theta1, phi1, theta2, phi2, theta3, phi3);
gMC->Gspos("TICC",1,"TPC ",0.,0.,0.,0,"ONLY");
gMC->Gspos("TICC",2,"TPC ",0.,0.,0.,idrotm[nRotMat],"ONLY");
//---------------------------------------------------------
// Tpc Inner Containment vessel - Middle part -Al
//---------------------------------------------------------
dm[0]=0.;
dm[1]=360.;
dm[2]=6.;
//
dm[3]=-71.6;
dm[4]=60.2;
dm[5]=61.2;
//
dm[6]=-69.1;
dm[7]=60.2;
dm[8]=61.2;
//
dm[9]=-69.1;
dm[10]=60.6224;
dm[11]=61.2;
//
dm[12]=69.1;
dm[13]=60.6224;
dm[14]=61.2;
//
dm[15]=69.1;
dm[16]=60.2;
dm[17]=61.2;
//
dm[18]=71.6;
dm[19]=60.2;
dm[20]=61.2;
gMC->Gsvolu("TICM","PCON",idtmed[4],dm,21);
// Tpc Sandwich 15 - Al
dm[0]=60.6224;
dm[1]=61.2;
dm[2]=70.1;
gMC->Gsvolu("TS15","TUBE",idtmed[4],dm,3);
// Tpc Sandwich 16 - epoxy glue
dm[0] += 5.e-3;
dm[1] -= 5.e-3;
gMC->Gsvolu("TS16","TUBE",idtmed[14],dm,3);
// Tpc Sandwich 17 - Tedlar
dm[0] += 0.01;
dm[1] -= 0.01;
gMC->Gsvolu("TS17","TUBE",idtmed[9],dm,3);
// Tpc Sandwich 18 - carbon fiber
dm[0] += 3.8e-3;
dm[1] -= 3.8e-3;
gMC->Gsvolu("TS18","TUBE",idtmed[15],dm,3);
// Tpc Sandwich 19 - Nomex
dm[0] += 0.02;
dm[1] -= 0.02;
gMC->Gsvolu("TS19","TUBE",idtmed[6],dm,3);
// 19->18->17->16->15-> TICM
gMC->Gspos("TS19",1,"TS18",0.,0.,0.,0,"ONLY");
gMC->Gspos("TS18",1,"TS17",0.,0.,0.,0,"ONLY");
gMC->Gspos("TS17",1,"TS16",0.,0.,0.,0,"ONLY");
gMC->Gspos("TS16",1,"TS15",0.,0.,0.,0,"ONLY");
gMC->Gspos("TS15",1,"TICM ",0.,0.,0.,0,"ONLY");
// TPc inner cont. vessel Joints
dm[0]=60.2;
dm[1]=61.2;
dm[2]=0.5;
gMC->Gsvolu("TPJ1","TUBE",idtmed[4],dm,3);
gMC->Gspos("TPJ1",1,"TPC ",0.,0.,72.3,0,"ONLY");
gMC->Gspos("TPJ1",2,"TPC ",0.,0.,-72.3,0,"ONLY");
//
dm[0]=0.;
dm[1]=360.;
dm[2]=4.;
//
dm[3]=70.8;
dm[4]=58.4;
dm[5]=60.1;
//
dm[6]=71.2;
dm[7]=58.4;
dm[8]=60.1;
//
dm[9]=71.2;
dm[10]=58.4;
dm[11]=59.4;
//
dm[12]=71.6;
dm[13]=58.4;
dm[14]=59.4;
gMC->Gsvolu("TPJ2","PCON",idtmed[4],dm,15);
gMC->Gspos("TPJ2",1,"TPC ",0.,0.,0.,0,"ONLY");
gMC->Gspos("TPJ2",2,"TPC ",0.,0.,0.,idrotm[nRotMat],"ONLY");
// Tpc Inner Containment vessel Seal (Viton, I use Lexan for a time being)
dm[0]=58.4;
dm[1]=61.2;
dm[2]=0.1;
gMC->Gsvolu("TICS","TUBE",idtmed[14],dm,3);
gMC->Gspos("TICS",1,"TPC ",0.,0.,71.7,0,"ONLY");
gMC->Gspos("TICS",2,"TPC ",0.,0.,-71.7,0,"ONLY");
// TICM -> TPC
gMC->Gspos("TICM",1,"TPC ",0.,0.,0.,0,"ONLY");
//
nRotMat++; // prepare for the next rotation matrix
//---------------------------------------------------------
// 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);
// sector opening angles
Float_t innerOpenAngle = fTPCParam->GetInnerAngle();
// sector angle shift
Float_t innerAngleShift = fTPCParam->GetInnerAngleShift();
// number of sectors
Int_t nInnerSector = fTPCParam->GetNInnerSector()/2;
Int_t nOuterSector = fTPCParam->GetNOuterSector()/2;
// 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;
// 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]= 74.9;
dm[1]= 264.4;
dm[2]= 3.0;
gMC->Gsvolu("TPMW","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= 1.5/cosAlpha; // wheel ribs are 3.0 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]= 2.25;
dm[3]= 1.275;
zBar = -dR+dm[3];
gMC->Gsposp("TESB",1,"TESR",0.,0.75,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.,0.75,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.,0.75,zBar,0,"ONLY",dm,4);
// positioning of the empty spaces into the main wheel
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 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");
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");
nRotMat++;
theta2 = 0.; // reflection
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");
nRotMat++;
}
// TPMW->TPC
gMC->Gspos("TPMW",1,"TPC ",0.,0.,256.6,0,"ONLY");
gMC->Gspos("TPMW",2,"TPC ",0.,0.,-256.6,idrotm[0],"ONLY");
//---------------------------------------------------------
// Tpc High Voltage Membrane - 100 microns of mylar
//---------------------------------------------------------
dm[0]=82.8;
dm[1]=252.;
dm[2]=0.005;
gMC->Gsvolu("THVM","TUBE",idtmed[8],dm,3);
gMC->Gspos("THVM",1,"TDGN",0.,0.,0.,0,"ONLY");
// Tpc High Voltage membrane Holders
gMC->Gsvolu("THVH","TUBE",idtmed[4],dm,0);
// inner
dm[0]=79.3;
dm[1]=82.8;
dm[2]=0.2;
gMC->Gsposp("THVH",1,"TDGN",0.,0.,0.,0,"ONLY",dm,3);
// outer
dm[0]= 252.;
dm[1]= 257.9;
dm[2]= 0.4;
gMC->Gsposp("THVH",2,"TDGN",0.,0.,0.,0,"ONLY",dm,3);
//----------------------------------------------------------
// TPc Support Rods - MAKROLON
//----------------------------------------------------------
dm[0]= 0.9;
dm[1]= 1.2;
gMC->Gsvolu("TPSR","TUBE",idtmed[7],dm,0); // inner and outer rods differ
for(Int_t nrod=0;nrod<18;nrod++){
Float_t angle=innerOpenAngle*(Float_t)nrod;
xc=81.5*TMath::Cos(angle);
yc=81.5*TMath::Sin(angle);
dm[2]=126.7;
gMC->Gsposp("TPSR",nrod+1,"TDGN",xc,yc,126.9,0,"ONLY",dm,3);
gMC->Gsposp("TPSR",nrod+19,"TDGN",xc,yc,-126.9,0,"ONLY",dm,3);
dm[2]=126.6;
xc=254.25*TMath::Cos(angle);
yc=254.25*TMath::Sin(angle);
// rod number 54 contans the HV cable
if(nrod<17) {
gMC->Gsposp("TPSR",nrod+37,"TDGN",xc,yc,127.,0,"ONLY",dm,3);
gMC->Gsposp("TPSR",nrod+54,"TDGN",xc,yc,-127.,0,"ONLY",dm,3);
}
}
//----------------------------------------------------------
// Tpc High Voltage Rod - MAKROLON + Copper cable
//----------------------------------------------------------
// rod with cable (Left)
dm[0]=0.;
dm[1]=2.25;
dm[2]=126.6;
gMC->Gsvolu("THVL","TUBE",idtmed[7],dm,3);
// HV cable
dm[0]=0.;
dm[1]=0.3;
dm[2]=126.6;
gMC->Gsvolu("THVC","TUBE",idtmed[10],dm,3);
// empty space
dm[0]=0.3;
dm[1]=1.;
dm[2]=126.6;
gMC->Gsvolu("THVE","TUBE",idtmed[1],dm,3);
gMC->Gspos("THVC",1,"THVL",0.,0.,0.,0,"ONLY");
gMC->Gspos("THVE",1,"THVL",0.,0.,0.,0,"ONLY");
// rod without cable
dm[0]=1.8;
dm[1]=2.25;
dm[2]=126.6;
gMC->Gsvolu("THVR","TUBE",idtmed[7],dm,3);
gMC->Gspos("THVL",1,"TDGN",xc,yc,-127.,0,"ONLY");
gMC->Gspos("THVR",1,"TDGN",xc,yc,127.,0,"ONLY");
gMC->Gspos("TDGN",1,"TPC ",0.,0.,0.,0,"ONLY");
// services wheel cover -> wheel
gMC->Gspos("TSWC",1,"TSSW",0.,0.,4.5,0,"ONLY");
gMC->Gspos("TSWC",2,"TSSW",0.,0.,-4.5,0,"ONLY");
// put the wheel into the TPC
gMC->Gspos("TSSW",1,"TPC ",0.,0.,278.7,0,"ONLY");
gMC->Gspos("TSSW",2,"TPC ",0.,0.,-278.7,0,"ONLY");
//
gMC->Gsord("TPMW",6);
gMC->Gsord("TSSW",6);
gMC->Gsord("TSWC",6);
// put the TPC into ALIC (main mother volume)
gMC->Gspos("TPC ",1,"ALIC",0.,0.,0.,0,"ONLY");
} // end of function
//_____________________________________________________________________________
void AliTPCv0::CreateMaterials()
{
//
// Define materials for the TPC
//
AliTPC::CreateMaterials();
}
//_____________________________________________________________________________
void AliTPCv0::DrawDetector()
{
//
// Draw a shaded view of the Time Projection Chamber version 0
//
// 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->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 AliTPCv0::Init()
{
//
// Initialise Time Projection Chamber version 0
//
printf("%s: *** TPC version 0 initialized***\n",ClassName());
// printf("TPC version 0 initialized\n");
}
//_____________________________________________________________________________
void AliTPCv0::StepManager()
{
//
// Procedure called at each step in the TPC
//
}