* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-Revision 1.10 1999/10/16 19:30:06 fca
-Corrected Rotation Matrix and CVS log
-
-Revision 1.9 1999/10/15 15:35:20 fca
-New version for frame1099 with and without holes
-
-Revision 1.8 1999/09/29 09:24:33 fca
-Introduction of the Copyright and cvs Log
-
-*/
+/* $Id$ */
///////////////////////////////////////////////////////////////////////////////
// //
-// Time Of Flight: design of C.Williams FCA //
-// This class contains the functions for version 1 of the Time Of Flight //
+// This class contains the functions for version 3 of the Time Of Flight //
// detector. //
-//
-// VERSION WITH 5 MODULES AND TILTED STRIPS
-//
-// FULL COVERAGE VERSION
-//
-// Authors:
-//
-// Alessio Seganti
-// Domenico Vicinanza
-//
-// University of Salerno - Italy
-//
-//
-//Begin_Html
-/*
-<img src="picts/AliTOFv3Class.gif">
-*/
-//End_Html
+// //
+// VERSION WITH 5 MODULES AND TILTED STRIPS //
+// HITS DEFINED FOR THIS VERSION //
+// HOLES FOR RICH DETECTOR //
+// //
+// Authors: //
+// //
+// Alessio Seganti //
+// Domenico Vicinanza //
+// //
+// University of Salerno - Italy //
+// //
+// Fabrizio Pierella //
+// University of Bologna - Italy //
+// //
+// //
+//Begin_Html //
+/* //
+<img src="picts/AliTOFv3Class.gif"> //
+*/ //
+//End_Html //
// //
///////////////////////////////////////////////////////////////////////////////
-#include "AliTOFv3.h"
-#include "AliRun.h"
+#include <Riostream.h>
+#include <stdlib.h>
+
+#include <TBRIK.h>
+#include <TGeometry.h>
+#include <TLorentzVector.h>
+#include <TNode.h>
+#include <TObject.h>
+#include <TVirtualMC.h>
+
#include "AliConst.h"
+#include "AliRun.h"
+#include "AliTOFv3.h"
+#include "AliTOFConstants.h" // AdC
+#include "AliMC.h"
ClassImp(AliTOFv3)
//_____________________________________________________________________________
AliTOFv3::AliTOFv3(const char *name, const char *title)
- : AliTOF(name,title)
+ : AliTOF(name,title)
{
//
// Standard constructor
//
+ //
+ // Check that FRAME is there otherwise we have no place where to
+ // put TOF
+ AliModule* frame=gAlice->GetModule("FRAME");
+ if(!frame) {
+ Error("Ctor","TOF needs FRAME to be present\n");
+ exit(1);
+ } else
+ if(frame->IsVersion()!=1) {
+ Error("Ctor","FRAME version 1 needed with this version of TOF\n");
+ exit(1);
+ }
+
+}
+
+//____________________________________________________________________________
+
+void AliTOFv3::BuildGeometry()
+{
+ //
+ // Build TOF ROOT geometry for the ALICE event display
+ //
+ TNode *node, *top;
+ const int kColorTOF = 27;
+
+ // Find top TNODE
+ top = gAlice->GetGeometry()->GetNode("alice");
+
+ // Position the different copies
+ const Float_t krTof =(fRmax+fRmin)/2;
+ const Float_t khTof = fRmax-fRmin;
+ const Int_t kNTof = fNTof;
+ const Float_t kPi = TMath::Pi();
+ const Float_t kangle = 2*kPi/kNTof;
+ Float_t ang;
+
+ // define offset for nodes
+ Float_t zOffsetC = fZtof - fZlenC*0.5;
+ Float_t zOffsetB = fZtof - fZlenC - fZlenB*0.5;
+ Float_t zOffsetA = 0.;
+ // Define TOF basic volume
+
+ char nodeName0[7], nodeName1[7], nodeName2[7];
+ char nodeName3[7], nodeName4[7], rotMatNum[7];
+
+ new TBRIK("S_TOF_C","TOF box","void",
+ fStripLn*0.5,khTof*0.5,fZlenC*0.5);
+ new TBRIK("S_TOF_B","TOF box","void",
+ fStripLn*0.5,khTof*0.5,fZlenB*0.5);
+ new TBRIK("S_TOF_A","TOF box","void",
+ fStripLn*0.5,khTof*0.5,fZlenA*0.5);
+
+ for (Int_t nodeNum=1;nodeNum<19;nodeNum++){
+
+ if (nodeNum<10) {
+ sprintf(rotMatNum,"rot50%i",nodeNum);
+ sprintf(nodeName0,"FTO00%i",nodeNum);
+ sprintf(nodeName1,"FTO10%i",nodeNum);
+ sprintf(nodeName2,"FTO20%i",nodeNum);
+ sprintf(nodeName3,"FTO30%i",nodeNum);
+ sprintf(nodeName4,"FTO40%i",nodeNum);
+ }
+ if (nodeNum>9) {
+ sprintf(rotMatNum,"rot5%i",nodeNum);
+ sprintf(nodeName0,"FTO0%i",nodeNum);
+ sprintf(nodeName1,"FTO1%i",nodeNum);
+ sprintf(nodeName2,"FTO2%i",nodeNum);
+ sprintf(nodeName3,"FTO3%i",nodeNum);
+ sprintf(nodeName4,"FTO4%i",nodeNum);
+ }
+
+ new TRotMatrix(rotMatNum,rotMatNum,90,-20*nodeNum,90,90-20*nodeNum,0,0);
+ ang = (4.5-nodeNum) * kangle;
+
+ top->cd();
+ node = new TNode(nodeName0,nodeName0,"S_TOF_C",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),zOffsetC,rotMatNum);
+ node->SetLineColor(kColorTOF);
+ fNodes->Add(node);
+
+ top->cd();
+ node = new TNode(nodeName1,nodeName1,"S_TOF_C",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),-zOffsetC,rotMatNum);
+ node->SetLineColor(kColorTOF);
+ fNodes->Add(node);
+ if (nodeNum !=1 && nodeNum!=17 && nodeNum !=18)
+ {
+ top->cd();
+ node = new TNode(nodeName2,nodeName2,"S_TOF_B",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),zOffsetB,rotMatNum);
+ node->SetLineColor(kColorTOF);
+ fNodes->Add(node);
+
+ top->cd();
+ node = new TNode(nodeName3,nodeName3,"S_TOF_B",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),-zOffsetB,rotMatNum);
+ node->SetLineColor(kColorTOF);
+ fNodes->Add(node);
+ } // Holes for RICH detector
+
+ if (nodeNum !=1 && nodeNum !=17 && nodeNum !=18)
+ {
+ top->cd();
+ node = new TNode(nodeName4,nodeName4,"S_TOF_A",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),zOffsetA,rotMatNum);
+ node->SetLineColor(kColorTOF);
+ fNodes->Add(node);
+ } // Holes for RICH detector, central part
+ }
}
+
+
//_____________________________________________________________________________
void AliTOFv3::CreateGeometry()
}
//_____________________________________________________________________________
-void AliTOFv3::TOFpc(Float_t xtof, Float_t ytof, Float_t zlen1,
- Float_t zlen2, Float_t zlen3, Float_t ztof0)
+void AliTOFv3::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
+ Float_t zlenB, Float_t zlenA, Float_t ztof0)
{
//
// Definition of the Time Of Fligh Resistive Plate Chambers
// xFLT, yFLT, zFLT - sizes of TOF modules (large)
Float_t ycoor, zcoor;
- Float_t par[10];
+ Float_t par[3];
+ Int_t *idtmed = fIdtmed->GetArray()-499;
+ Int_t idrotm[100];
+ Int_t nrot = 0;
+ Float_t hTof = fRmax-fRmin;
- Int_t *idtmed = fIdtmed->GetArray()-499;
-
- Int_t idrotm[100];
- Int_t nrot = 0;
+ Float_t radius = fRmin+2.;//cm
-
-
- par[0] = xtof / 2.;
- par[1] = ytof / 2.;
- par[2] = zlen1 / 2.;
- gMC->Gsvolu("FTO1", "BOX ", idtmed[506], par, 3);
- par[2] = zlen2 / 2.;
- gMC->Gsvolu("FTO2", "BOX ", idtmed[506], par, 3);
- par[2] = zlen3 / 2.;
- gMC->Gsvolu("FTO3", "BOX ", idtmed[506], par, 3);
-
-
-// Positioning of modules
-
- Float_t zcor1 = ztof0 - zlen1/2;
- Float_t zcor2 = ztof0 - zlen1 - zlen2/2.;
- Float_t zcor3 = 0.;
-
- AliMatrix(idrotm[0], 90., 0., 0., 0., 90, -90.);
- AliMatrix(idrotm[1], 90., 180., 0., 0., 90, 90.);
- gMC->Gspos("FTO1", 1, "BTO1", 0, zcor1, 0, idrotm[0], "ONLY");
- gMC->Gspos("FTO1", 2, "BTO1", 0, -zcor1, 0, idrotm[1], "ONLY");
- gMC->Gspos("FTO1", 1, "BTO2", 0, zcor1, 0, idrotm[0], "ONLY");
- gMC->Gspos("FTO1", 2, "BTO2", 0, -zcor1, 0, idrotm[1], "ONLY");
- gMC->Gspos("FTO1", 1, "BTO3", 0, zcor1, 0, idrotm[0], "ONLY");
- gMC->Gspos("FTO1", 2, "BTO3", 0, -zcor1, 0, idrotm[1], "ONLY");
-
- gMC->Gspos("FTO2", 1, "BTO1", 0, zcor2, 0, idrotm[0], "ONLY");
- gMC->Gspos("FTO2", 2, "BTO1", 0, -zcor2, 0, idrotm[1], "ONLY");
- gMC->Gspos("FTO2", 1, "BTO2", 0, zcor2, 0, idrotm[0], "ONLY");
- gMC->Gspos("FTO2", 2, "BTO2", 0, -zcor2, 0, idrotm[1], "ONLY");
- gMC->Gspos("FTO2", 1, "BTO3", 0, zcor2, 0, idrotm[0], "ONLY");
- gMC->Gspos("FTO2", 2, "BTO3", 0, -zcor2, 0, idrotm[1], "ONLY");
-
- gMC->Gspos("FTO3", 0, "BTO1", 0, zcor3, 0, idrotm[0], "ONLY");
- gMC->Gspos("FTO3", 0, "BTO2", 0, zcor3, 0, idrotm[0], "ONLY");
- gMC->Gspos("FTO3", 0, "BTO3", 0, zcor3, 0, idrotm[0], "ONLY");
-
-// Subtraction the distance to TOF module boundaries
-
- Float_t db = 7.;
- Float_t xFLT, yFLT, zFLT1, zFLT2, zFLT3;
-
- xFLT = xtof -(.5 +.5)*2;
+ par[0] = xtof * 0.5;
+ par[1] = ytof * 0.5;
+ par[2] = zlenC * 0.5;
+ gMC->Gsvolu("FTOC", "BOX ", idtmed[506], par, 3);
+ par[2] = zlenB * 0.5;
+ gMC->Gsvolu("FTOB", "BOX ", idtmed[506], par, 3);
+ par[2] = zlenA * 0.5;
+ gMC->Gsvolu("FTOA", "BOX ", idtmed[506], par, 3);
+
+
+ // Positioning of modules
+
+ Float_t zcor1 = ztof0 - zlenC*0.5;
+ Float_t zcor2 = ztof0 - zlenC - zlenB*0.5;
+ Float_t zcor3 = 0.;
+
+ AliMatrix(idrotm[0], 90., 0., 0., 0., 90,-90.);
+ AliMatrix(idrotm[1], 90.,180., 0., 0., 90, 90.);
+ gMC->Gspos("FTOC", 1, "BTO1", 0, zcor1, 0, idrotm[0], "ONLY");
+ gMC->Gspos("FTOC", 2, "BTO1", 0, -zcor1, 0, idrotm[1], "ONLY");
+ gMC->Gspos("FTOC", 1, "BTO2", 0, zcor1, 0, idrotm[0], "ONLY");
+ gMC->Gspos("FTOC", 2, "BTO2", 0, -zcor1, 0, idrotm[1], "ONLY");
+ gMC->Gspos("FTOC", 1, "BTO3", 0, zcor1, 0, idrotm[0], "ONLY");
+ gMC->Gspos("FTOC", 2, "BTO3", 0, -zcor1, 0, idrotm[1], "ONLY");
+
+ gMC->Gspos("FTOB", 1, "BTO1", 0, zcor2, 0, idrotm[0], "ONLY");
+ gMC->Gspos("FTOB", 2, "BTO1", 0, -zcor2, 0, idrotm[1], "ONLY");
+ gMC->Gspos("FTOB", 1, "BTO2", 0, zcor2, 0, idrotm[0], "ONLY");
+ gMC->Gspos("FTOB", 2, "BTO2", 0, -zcor2, 0, idrotm[1], "ONLY");
+
+ gMC->Gspos("FTOA", 0, "BTO1", 0, zcor3, 0, idrotm[0], "ONLY");
+ gMC->Gspos("FTOA", 0, "BTO2", 0, zcor3, 0, idrotm[0], "ONLY");
+
+ Float_t db = 0.5;//cm
+ Float_t xFLT, xFST, yFLT, zFLTA, zFLTB, zFLTC;
+
+ xFLT = fStripLn;
yFLT = ytof;
- zFLT1 = zlen1 - db;
- zFLT2 = zlen2 - db;
- zFLT3 = zlen3 - db;
-
-// Sizes of MRPC pads
-
- Float_t yPad = 0.505;
+ zFLTA = zlenA;
+ zFLTB = zlenB;
+ zFLTC = zlenC;
-// Large not sensitive volumes with CO2
- par[0] = xFLT/2;
- par[1] = yFLT/2;
-
- cout <<"************************* TOF geometry **************************"<<endl;
-
- par[2] = (zFLT1 / 2.);
- gMC->Gsvolu("FLT1", "BOX ", idtmed[506], par, 3); // CO2
- gMC->Gspos("FLT1", 0, "FTO1", 0., 0., 0., 0, "ONLY");
-
- par[2] = (zFLT2 / 2.);
- gMC->Gsvolu("FLT2", "BOX ", idtmed[506], par, 3); // CO2
- gMC->Gspos("FLT2", 0, "FTO2", 0., 0., 0., 0, "ONLY");
-
- par[2] = (zFLT3 / 2.);
- gMC->Gsvolu("FLT3", "BOX ", idtmed[506], par, 3); // CO2
- gMC->Gspos("FLT3", 0, "FTO3", 0., 0., 0., 0, "ONLY");
-
-////////// Layers before detector ////////////////////
+ xFST = xFLT-fDeadBndX*2;//cm
+
+ // Sizes of MRPC pads
+
+ Float_t yPad = 0.505;//cm
+
+ // Large not sensitive volumes with Insensitive Freon
+ par[0] = xFLT*0.5;
+ par[1] = yFLT*0.5;
+
+ if (fDebug) cout << ClassName() <<
+ cout <<": ************************* TOF geometry **************************"<<endl;
+
+ par[2] = (zFLTA *0.5);
+ gMC->Gsvolu("FLTA", "BOX ", idtmed[512], par, 3); // Insensitive Freon
+ gMC->Gspos ("FLTA", 0, "FTOA", 0., 0., 0., 0, "ONLY");
+
+ par[2] = (zFLTB * 0.5);
+ gMC->Gsvolu("FLTB", "BOX ", idtmed[512], par, 3); // Insensitive Freon
+ gMC->Gspos ("FLTB", 0, "FTOB", 0., 0., 0., 0, "ONLY");
+
+ par[2] = (zFLTC * 0.5);
+ gMC->Gsvolu("FLTC", "BOX ", idtmed[512], par, 3); // Insensitive Freon
+ gMC->Gspos ("FLTC", 0, "FTOC", 0., 0., 0., 0, "ONLY");
-// Alluminium layer in front 1.0 mm thick at the beginning
- par[0] = -1;
- par[1] = 0.1;
- par[2] = -1;
+ ///// Layers of Aluminum before and after detector /////
+ ///// Aluminum Box for Modules (1.8 mm thickness) /////
+ ///// lateral walls not simulated for the time being
+ //const Float_t khAlWall = 0.18;
+ // fp to be checked
+ const Float_t khAlWall = 0.11;
+ par[0] = xFLT*0.5;
+ par[1] = khAlWall/2.;//cm
ycoor = -yFLT/2 + par[1];
- gMC->Gsvolu("FMY1", "BOX ", idtmed[508], par, 3); // Alluminium
- gMC->Gspos("FMY1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY");
- gMC->Gsvolu("FMY2", "BOX ", idtmed[508], par, 3); // Alluminium
- gMC->Gspos("FMY2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY");
- gMC->Gsvolu("FMY3", "BOX ", idtmed[508], par, 3); // Alluminium
- gMC->Gspos("FMY3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY");
-
-// Honeycomb layer (1cm of special polyethilene)
- ycoor = ycoor + par[1];
- par[0] = -1;
- par[1] = 0.5;
- par[2] = -1;
- ycoor = ycoor + par[1];
- gMC->Gsvolu("FPL1", "BOX ", idtmed[503], par, 3); // Hony
- gMC->Gspos("FPL1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY");
- gMC->Gsvolu("FPL2", "BOX ", idtmed[503], par, 3); // Hony
- gMC->Gspos("FPL2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY");
- gMC->Gsvolu("FPL3", "BOX ", idtmed[503], par, 3); // Hony
- gMC->Gspos("FPL3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY");
-
-///////////////// Detector itself //////////////////////
-
- const Float_t StripWidth = 7.81;//cm
- const Float_t DeadBound = 1.;//cm non-sensitive between the pad edge and the boundary of the strip
- const Int_t nx = 40; // number of pads along x
- const Int_t nz = 2; // number of pads along z
- const Float_t Gap=4.; //cm distance between the strip axis
- const Float_t Space = 5.5; //cm distance from the front plate of the box
-
- Float_t zSenStrip;
- zSenStrip = StripWidth-2*DeadBound;//cm
-
- par[0] = xFLT/2;
- par[1] = yPad/2;
- par[2] = StripWidth/2.;
-
- // Glass Layer of detector
- gMC->Gsvolu("FSTR","BOX",idtmed[514],par,3);
-
- // Freon for non-sesitive boundaries
- par[0] = xFLT/2;
- par[1] = 0.110/2;
- par[2] = -1;
- gMC->Gsvolu("FNSF","BOX",idtmed[512],par,3);
- gMC->Gspos("FNSF",0,"FSTR",0.,0.,0.,0,"ONLY");
- // Mylar for non-sesitive boundaries
- par[1] = 0.025;
- gMC->Gsvolu("FMYI","BOX",idtmed[510],par,3);
- gMC->Gspos("FMYI",0,"FNSF",0.,0.,0.,0,"ONLY");
-
- // Mylar for outer layers
- par[1] = 0.035/2;
- ycoor = -yPad/2.+par[1];
- gMC->Gsvolu("FMYX","BOX",idtmed[510],par,3);
- gMC->Gspos("FMYX",1,"FSTR",0.,ycoor,0.,0,"ONLY");
- gMC->Gspos("FMYX",2,"FSTR",0.,-ycoor,0.,0,"ONLY");
- ycoor += par[1];
-
- // Graphyte layers
- par[1] = 0.003/2;
- ycoor += par[1];
- gMC->Gsvolu("FGRL","BOX",idtmed[502],par,3);
- gMC->Gspos("FGRL",1,"FSTR",0.,ycoor,0.,0,"ONLY");
- gMC->Gspos("FGRL",2,"FSTR",0.,-ycoor,0.,0,"ONLY");
-
- // Freon sensitive layer
- par[0] = -1;
- par[1] = 0.110/2.;
- par[2] = zSenStrip/2.;
- gMC->Gsvolu("FCFC","BOX",idtmed[513],par,3);
- gMC->Gspos("FCFC",0,"FNSF",0.,0.,0.,0,"ONLY");
+ par[2] = (zFLTA *0.5);
+ gMC->Gsvolu("FALA", "BOX ", idtmed[508], par, 3); // Alluminium
+ gMC->Gspos ("FALA", 1, "FLTA", 0., ycoor, 0., 0, "ONLY");
+ gMC->Gspos ("FALA", 2, "FLTA", 0.,-ycoor, 0., 0, "ONLY");
+ par[2] = (zFLTB *0.5);
+ gMC->Gsvolu("FALB", "BOX ", idtmed[508], par, 3); // Alluminium
+ gMC->Gspos ("FALB", 1, "FLTB", 0., ycoor, 0., 0, "ONLY");
+ gMC->Gspos ("FALB", 2, "FLTB", 0.,-ycoor, 0., 0, "ONLY");
+ par[2] = (zFLTC *0.5);
+ gMC->Gsvolu("FALC", "BOX ", idtmed[508], par, 3); // Alluminium
+ gMC->Gspos ("FALC", 1, "FLTC", 0., ycoor, 0., 0, "ONLY");
+ gMC->Gspos ("FALC", 2, "FLTC", 0.,-ycoor, 0., 0, "ONLY");
- // Pad definition x & z
- gMC->Gsdvn("FLZ","FCFC", nz, 3);
- gMC->Gsdvn("FLX","FLZ" , nx, 1);
-
- // MRPC pixel itself
- par[0] = -1;
- par[1] = -1;
- par[2] = -1;
- gMC->Gsvolu("FPAD", "BOX ", idtmed[513], par, 3);
- gMC->Gspos("FPAD", 0, "FLX", 0., 0., 0., 0, "ONLY");
+ ///////////////// Detector itself //////////////////////
+
+ const Float_t kdeadBound = fDeadBndZ; //cm non-sensitive between the pad edge
+ //and the boundary of the strip
+ const Int_t knx = fNpadX; // number of pads along x
+ const Int_t knz = fNpadZ; // number of pads along z
+ const Float_t kspace = fSpace; //cm distance from the front plate of the box
+
+ Float_t zSenStrip = fZpad*fNpadZ;//cm
+ Float_t stripWidth = zSenStrip + 2*kdeadBound;
+
+ par[0] = xFLT*0.5;
+ par[1] = yPad*0.5;
+ par[2] = stripWidth*0.5;
+
+ // new description for strip volume -double stack strip-
+ // -- all constants are expressed in cm
+ // heigth of different layers
+ const Float_t khhony = 0.8 ; // heigth of HONY Layer
+ const Float_t khpcby = 0.08 ; // heigth of PCB Layer
+ const Float_t khmyly = 0.035 ; // heigth of MYLAR Layer
+ const Float_t khgraphy = 0.02 ; // heigth of GRAPHITE Layer
+ const Float_t khglasseiy = 0.135; // 0.6 Ext. Glass + 1.1 i.e. (Int. Glass/2) (mm)
+ const Float_t khsensmy = 0.11 ; // heigth of Sensitive Freon Mixture
+ const Float_t kwsensmz = 2*3.5 ; // cm
+ const Float_t klsensmx = 48*2.5; // cm
+ const Float_t kwpadz = 3.5; // cm z dimension of the FPAD volume
+ const Float_t klpadx = 2.5; // cm x dimension of the FPAD volume
+
+ // heigth of the FSTR Volume (the strip volume)
+ const Float_t khstripy = 2*khhony+3*khpcby+4*(khmyly+khgraphy+khglasseiy)+2*khsensmy;
+ // width of the FSTR Volume (the strip volume)
+ const Float_t kwstripz = 10.;
+ // length of the FSTR Volume (the strip volume)
+ const Float_t klstripx = 122.;
+
+ Float_t parfp[3]={klstripx*0.5,khstripy*0.5,kwstripz*0.5};
+ // coordinates of the strip center in the strip reference frame; used for positioning
+ // internal strip volumes
+ Float_t posfp[3]={0.,0.,0.};
+
+
+ // FSTR volume definition and filling this volume with non sensitive Gas Mixture
+ gMC->Gsvolu("FSTR","BOX",idtmed[512],parfp,3);
+ //-- HONY Layer definition
+ // parfp[0] = -1;
+ parfp[1] = khhony*0.5;
+ // parfp[2] = -1;
+ gMC->Gsvolu("FHON","BOX",idtmed[503],parfp,3);
+ // positioning 2 HONY Layers on FSTR volume
+
+ posfp[1]=-khstripy*0.5+parfp[1];
+ gMC->Gspos("FHON",1,"FSTR",0., posfp[1],0.,0,"ONLY");
+ gMC->Gspos("FHON",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
+
+ //-- PCB Layer definition
+ parfp[1] = khpcby*0.5;
+ gMC->Gsvolu("FPCB","BOX",idtmed[504],parfp,3);
+ // positioning 2 PCB Layers on FSTR volume
+ posfp[1]=-khstripy*0.5+khhony+parfp[1];
+ gMC->Gspos("FPCB",1,"FSTR",0., posfp[1],0.,0,"ONLY");
+ gMC->Gspos("FPCB",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
+ // positioning the central PCB layer
+ gMC->Gspos("FPCB",3,"FSTR",0.,0.,0.,0,"ONLY");
+
+
+
+ //-- MYLAR Layer definition
+ parfp[1] = khmyly*0.5;
+ gMC->Gsvolu("FMYL","BOX",idtmed[511],parfp,3);
+ // positioning 2 MYLAR Layers on FSTR volume
+ posfp[1] = -khstripy*0.5+khhony+khpcby+parfp[1];
+ gMC->Gspos("FMYL",1,"FSTR",0., posfp[1],0.,0,"ONLY");
+ gMC->Gspos("FMYL",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
+ // adding further 2 MYLAR Layers on FSTR volume
+ posfp[1] = khpcby*0.5+parfp[1];
+ gMC->Gspos("FMYL",3,"FSTR",0., posfp[1],0.,0,"ONLY");
+ gMC->Gspos("FMYL",4,"FSTR",0.,-posfp[1],0.,0,"ONLY");
+
+
+ //-- Graphite Layer definition
+ parfp[1] = khgraphy*0.5;
+ gMC->Gsvolu("FGRP","BOX",idtmed[502],parfp,3);
+ // positioning 2 Graphite Layers on FSTR volume
+ posfp[1] = -khstripy*0.5+khhony+khpcby+khmyly+parfp[1];
+ gMC->Gspos("FGRP",1,"FSTR",0., posfp[1],0.,0,"ONLY");
+ gMC->Gspos("FGRP",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
+ // adding further 2 Graphite Layers on FSTR volume
+ posfp[1] = khpcby*0.5+khmyly+parfp[1];
+ gMC->Gspos("FGRP",3,"FSTR",0., posfp[1],0.,0,"ONLY");
+ gMC->Gspos("FGRP",4,"FSTR",0.,-posfp[1],0.,0,"ONLY");
+
+
+ //-- Glass (EXT. +Semi INT.) Layer definition
+ parfp[1] = khglasseiy*0.5;
+ gMC->Gsvolu("FGLA","BOX",idtmed[514],parfp,3);
+ // positioning 2 Glass Layers on FSTR volume
+ posfp[1] = -khstripy*0.5+khhony+khpcby+khmyly+khgraphy+parfp[1];
+ gMC->Gspos("FGLA",1,"FSTR",0., posfp[1],0.,0,"ONLY");
+ gMC->Gspos("FGLA",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
+ // adding further 2 Glass Layers on FSTR volume
+ posfp[1] = khpcby*0.5+khmyly+khgraphy+parfp[1];
+ gMC->Gspos("FGLA",3,"FSTR",0., posfp[1],0.,0,"ONLY");
+ gMC->Gspos("FGLA",4,"FSTR",0.,-posfp[1],0.,0,"ONLY");
+
+
+ //-- Sensitive Mixture Layer definition
+ parfp[0] = klsensmx*0.5;
+ parfp[1] = khsensmy*0.5;
+ parfp[2] = kwsensmz*0.5;
+ gMC->Gsvolu("FSEN","BOX",idtmed[513],parfp,3);
+ gMC->Gsvolu("FNSE","BOX",idtmed[512],parfp,3);
+ // positioning 2 gas Layers on FSTR volume
+ // the upper is insensitive freon
+ // while the remaining is sensitive
+ posfp[1] = khpcby*0.5+khmyly+khgraphy+khglasseiy+parfp[1];
+ gMC->Gspos("FNSE",0,"FSTR", 0., posfp[1],0.,0,"ONLY");
+ gMC->Gspos("FSEN",0,"FSTR", 0.,-posfp[1],0.,0,"ONLY");
+
+ // dividing FSEN along z in knz=2 and along x in knx=48
+ gMC->Gsdvn("FSEZ","FSEN",knz,3);
+ gMC->Gsdvn("FSEX","FSEZ",knx,1);
+
+ // FPAD volume definition
+ parfp[0] = klpadx*0.5;
+ parfp[1] = khsensmy*0.5;
+ parfp[2] = kwpadz*0.5;
+ gMC->Gsvolu("FPAD","BOX",idtmed[513],parfp,3);
+ // positioning the FPAD volumes on previous divisions
+ gMC->Gspos("FPAD",0,"FSEX",0.,0.,0.,0,"ONLY");
+
+ //// Positioning the Strips (FSTR) in the FLT volumes /////
+
+ // Plate A (Central)
+
+ Float_t t = zFLTC+zFLTB+zFLTA*0.5+ 2*db;//Half Width of Barrel
+
+ Float_t gap = fGapA+0.5; //cm updated distance between the strip axis
+ Float_t zpos = 0;
+ Float_t ang = 0;
+ Int_t j=1; // AdC
+ nrot = 0;
+ zcoor = 0;
+ ycoor = -14.5 + kspace ; //2 cm over front plate
+ AliMatrix (idrotm[0], 90., 0.,90.,90.,0., 90.);
-//// Positioning the Strips (FSTR) in the FLT volumes /////
+ Int_t centerLoc= (Int_t)(fNStripA/2.) + 1; // AdC
-
- // 3 (Central) Plate
- Float_t t = zFLT1+zFLT2+zFLT3/2.+7.*2.5;//Half Width of Barrel
- Float_t zpos = 0;
- Float_t ang;
- Float_t Offset;
- Float_t last;
- nrot = 0;
- Int_t i=1,j=1;
- zcoor=0;
- Int_t UpDown=-1; // UpDown=-1 -> Upper strip, UpDown=+1 -> Lower strip
-
+ //gMC->Gspos("FSTR",j,"FLTA",0.,ycoor, 0.,idrotm[0],"ONLY");
+ gMC->Gspos("FSTR",centerLoc,"FLTA",0.,ycoor, 0.,idrotm[0],"ONLY"); // AdC
+ if(fDebug>=1) {
+ printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,j); // AdC
+ printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+ }
+ zcoor -= zSenStrip;
+ //j++; // AdC
+ Int_t upDown = -1; // upDown=-1 -> Upper strip
+ // upDown=+1 -> Lower strip
do{
- ang = atan(zcoor/t);
- ang = ang * kRaddeg;
- AliMatrix (idrotm[nrot] ,90., 0.,90.-ang,90.,-ang,90.);
- AliMatrix (idrotm[nrot+1],90.,180.,90.+ang,90., ang,90.);
- ycoor = -29./2.+ Space; //2 cm over front plate
- ycoor += (1-(UpDown+1)/2)*Gap;
- gMC->Gspos("FSTR",j,"FLT3",0.,ycoor,zcoor,idrotm[nrot],"ONLY");
- gMC->Gspos("FSTR",j+1,"FLT3",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY");
- ang = ang / kRaddeg;
- zcoor=zcoor-(zSenStrip/2)/TMath::Cos(ang)+UpDown*Gap*TMath::Tan(ang)-(zSenStrip/2)/TMath::Cos(ang);
- UpDown*= -1; // Alternate strips
- i++;
- j+=2;
- } while (zcoor-(StripWidth/2)*TMath::Cos(ang)>-t+zFLT1+zFLT2+7*2.5);
-
- ycoor = -29./2.+ Space; //2 cm over front plate
-
- // Plate 2
- zpos = -zFLT3/2-7;
- ang = atan(zpos/sqrt(2*t*t-zpos*zpos));
- Offset = StripWidth*TMath::Cos(ang)/2;
- zpos -= Offset;
+ ang = atan(zcoor/radius);
+ ang *= kRaddeg;
+ AliMatrix (idrotm[nrot], 90., 0.,90.-ang,90.,-ang, 90.);
+ AliMatrix (idrotm[nrot+1],90.,180.,90.+ang,90., ang, 90.);
+ ang /= kRaddeg;
+ ycoor = -14.5+ kspace; //2 cm over front plate
+ ycoor += (1-(upDown+1)/2)*gap;
+ //gMC->Gspos("FSTR",j ,"FLTA",0.,ycoor, zcoor,idrotm[nrot], "ONLY");
+ //gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY");
+ gMC->Gspos("FSTR",centerLoc-j,"FLTA",0.,ycoor, zcoor,idrotm[nrot], "ONLY"); // AdC
+ gMC->Gspos("FSTR",centerLoc+j,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY"); // AdC
+ if(fDebug>=1) {
+ printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,j); // AdC
+ printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+ }
+ j++; //j += 2; // AdC
+ upDown*= -1; // Alternate strips
+ zcoor = zcoor-(zSenStrip/2)/TMath::Cos(ang)-
+ upDown*gap*TMath::Tan(ang)-
+ (zSenStrip/2)/TMath::Cos(ang);
+ } while (zcoor-(stripWidth/2)*TMath::Cos(ang)>-t+zFLTC+zFLTB+db*2);
+
+ zcoor = zcoor+(zSenStrip/2)/TMath::Cos(ang)+
+ upDown*gap*TMath::Tan(ang)+
+ (zSenStrip/2)/TMath::Cos(ang);
+
+ gap = fGapB;
+ zcoor = zcoor-(zSenStrip/2)/TMath::Cos(ang)-
+ upDown*gap*TMath::Tan(ang)-
+ (zSenStrip/2)/TMath::Cos(ang);
+
+ ang = atan(zcoor/radius);
+ ang *= kRaddeg;
+ AliMatrix (idrotm[nrot], 90., 0.,90.-ang,90.,-ang, 90.);
+ AliMatrix (idrotm[nrot+1],90.,180.,90.+ang,90., ang, 90.);
+ ang /= kRaddeg;
+
+ ycoor = -14.5+ kspace; //2 cm over front plate
+ ycoor += (1-(upDown+1)/2)*gap;
+ //gMC->Gspos("FSTR",j ,"FLTA",0.,ycoor, zcoor,idrotm[nrot], "ONLY");
+ //gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY");
+ gMC->Gspos("FSTR",centerLoc-j,"FLTA",0.,ycoor, zcoor,idrotm[nrot], "ONLY"); // AdC
+ gMC->Gspos("FSTR",centerLoc+j,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY"); // AdC
+ if(fDebug>=1) {
+ printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,j); // AdC
+ printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+ }
+ ycoor = -hTof/2.+ kspace;//2 cm over front plate
+
+ // Plate B
+
nrot = 0;
- i=1;
- // UpDown has not to be reinitialized, so that the arrangement of the strips can continue coherently
-
+ Int_t i=1; // AdC
+ upDown = 1;
+ Float_t deadRegion = 1.0;//cm
+
+ zpos = zcoor - (zSenStrip/2)/TMath::Cos(ang)-
+ upDown*gap*TMath::Tan(ang)-
+ (zSenStrip/2)/TMath::Cos(ang)-
+ deadRegion/TMath::Cos(ang);
+
+ ang = atan(zpos/radius);
+ ang *= kRaddeg;
+ AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.);
+ ang /= kRaddeg;
+ ycoor = -hTof*0.5+ kspace ; //2 cm over front plate
+ ycoor += (1-(upDown+1)/2)*gap;
+ zcoor = zpos+(zFLTA*0.5+zFLTB*0.5+db); // Moves to the system of the modulus FLTB
+ gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY");
+ if(fDebug>=1) {
+ printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i);
+ printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+ }
+ i++;
+ upDown*=-1;
+
+ do {
+ zpos = zpos - (zSenStrip/2)/TMath::Cos(ang)-
+ upDown*gap*TMath::Tan(ang)-
+ (zSenStrip/2)/TMath::Cos(ang);
+ ang = atan(zpos/radius);
+ ang *= kRaddeg;
+ AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.);
+ ang /= kRaddeg;
+ Float_t deltaSpaceinB=-0.5; // [cm] to avoid overlaps with the end of freon frame
+ Float_t deltaGapinB=0.5; // [cm] to avoid overlaps in between initial strips
+ ycoor = -hTof*0.5+ kspace+deltaSpaceinB ; //2 cm over front plate
+ ycoor += (1-(upDown+1)/2)*(gap+deltaGapinB);
+ zcoor = zpos+(zFLTA*0.5+zFLTB*0.5+db); // Moves to the system of the modulus FLTB
+ gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY");
+ if(fDebug>=1) {
+ printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i);
+ printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+ }
+ upDown*=-1;
+ i++;
+ } while (TMath::Abs(ang*kRaddeg)<22.5);
+ //till we reach a tilting angle of 22.5 degrees
+
+ ycoor = -hTof*0.5+ kspace ; //2 cm over front plate
+ zpos = zpos - zSenStrip/TMath::Cos(ang);
+ // this avoid overlaps in between outer strips in plate B
+ Float_t deltaMovingUp=0.8; // [cm]
+ Float_t deltaMovingDown=-0.5; // [cm]
+
do {
- ang = atan(zpos/sqrt(2*t*t-zpos*zpos));
- ang = ang*kRaddeg;
- AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.);
- ycoor = -29./2.+ Space ; //2 cm over front plate
- ycoor += (1-(UpDown+1)/2)*Gap;
- zcoor = zpos+(zFLT3/2.+7+zFLT2/2); // Moves to the system of the centre of the modulus FLT2
- gMC->Gspos("FSTR",i, "FLT2", 0., ycoor, zcoor,idrotm[nrot], "ONLY");
- ang = ang/kRaddeg;
- zpos = zpos - (zSenStrip/2)/TMath::Cos(ang)+UpDown*Gap*TMath::Tan(ang)-(zSenStrip/2)/TMath::Cos(ang);
- last = StripWidth*TMath::Cos(ang)/2;
- UpDown*=-1;
- i++;
- } while (zpos-(StripWidth/2)*TMath::Cos(ang)>-t+zFLT1+7);
-
- // Plate 1
- zpos = -t+zFLT1+3.5;
- ang = atan(zpos/sqrt(2*t*t-zpos*zpos));
- Offset = StripWidth*TMath::Cos(ang)/2.;
- zpos -= Offset;
+ ang = atan(zpos/radius);
+ ang *= kRaddeg;
+ AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.);
+ ang /= kRaddeg;
+ zcoor = zpos+(zFLTB/2+zFLTA/2+db);
+ gMC->Gspos("FSTR",i, "FLTB", 0., ycoor+deltaMovingDown+deltaMovingUp, zcoor,idrotm[nrot], "ONLY");
+ deltaMovingUp+=0.8; // update delta moving toward the end of the plate
+ zpos = zpos - zSenStrip/TMath::Cos(ang);
+ if(fDebug>=1) {
+ printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i);
+ printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+ }
+ i++;
+
+ } while (zpos-stripWidth*0.5/TMath::Cos(ang)>-t+zFLTC+db);
+
+ // Plate C
+
+ zpos = zpos + zSenStrip/TMath::Cos(ang);
+
+ zpos = zpos - (zSenStrip/2)/TMath::Cos(ang)+
+ gap*TMath::Tan(ang)-
+ (zSenStrip/2)/TMath::Cos(ang);
+
nrot = 0;
i=0;
- ycoor= -29./2.+Space+Gap/2;
-
- do {
- ang = atan(zpos/sqrt(2*t*t-zpos*zpos));
- ang = ang*kRaddeg;
- AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.);
- i++;
- zcoor = zpos+(zFLT1/2+zFLT2+zFLT3/2+7.*2.);
- gMC->Gspos("FSTR",i, "FLT1", 0., ycoor, zcoor,idrotm[nrot], "ONLY");
- ang = ang/kRaddeg;
- zpos = zpos - zSenStrip/TMath::Cos(ang);
- last = StripWidth*TMath::Cos(ang)/2.;
- } while (zpos>-t+7.+last);
-
-printf("#######################################################\n");
-printf(" Distance from the bound of the FLT3: %f cm \n",t+zpos-(zSenStrip/2)/TMath::Cos(ang));
- ang = atan(zpos/sqrt(2*t*t-zpos*zpos));
- zpos = zpos - zSenStrip/TMath::Cos(ang);
-printf("NEXT Distance from the bound of the FLT3: %f cm \n",t+zpos-(zSenStrip/2)/TMath::Cos(ang));
-printf("#######################################################\n");
-
-////////// Layers after detector /////////////////
-
-// Honeycomb layer after (3cm)
-
- Float_t OverSpace = Space + 7.3;
-/// StripWidth*TMath::Sin(ang) + 1.3;
-
- par[0] = -1;
- par[1] = 0.6;
- par[2] = -1;
- ycoor = -yFLT/2 + OverSpace + par[1];
- gMC->Gsvolu("FPE1", "BOX ", idtmed[503], par, 3); // Hony
- gMC->Gspos("FPE1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY");
- gMC->Gsvolu("FPE2", "BOX ", idtmed[503], par, 3); // Hony
- gMC->Gspos("FPE2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY");
- gMC->Gsvolu("FPE3", "BOX ", idtmed[503], par, 3); // Hony
- gMC->Gspos("FPE3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY");
-
-// Electronics (Cu) after
+ Float_t deltaGap=-2.5; // [cm] update distance from strip center and plate
+ ycoor= -hTof*0.5+kspace+gap+deltaGap;
+
+ do {
+ i++;
+ ang = atan(zpos/radius);
+ ang *= kRaddeg;
+ AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.);
+ ang /= kRaddeg;
+ zcoor = zpos+(zFLTC*0.5+zFLTB+zFLTA*0.5+db*2);
+ gMC->Gspos("FSTR",i, "FLTC", 0., ycoor, zcoor,idrotm[nrot], "ONLY");
+ if(fDebug>=1) {
+ printf("%s: %f, St. %2i, Pl.5 ",ClassName(),ang*kRaddeg,i);
+ printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+ }
+ zpos = zpos - zSenStrip/TMath::Cos(ang);
+ } while (zpos-stripWidth*TMath::Cos(ang)*0.5>-t);
+
+
+ ////////// Layers after strips /////////////////
+ // Al Layer thickness (2.3mm) factor 0.7
+
+ Float_t overSpace = fOverSpc;//cm
+
+ par[0] = xFLT*0.5;
+ par[1] = 0.115*0.7; // factor 0.7
+ par[2] = (zFLTA *0.5);
+ ycoor = -yFLT/2 + overSpace + par[1];
+ gMC->Gsvolu("FPEA", "BOX ", idtmed[508], par, 3); // Al
+ gMC->Gspos ("FPEA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY");
+ par[2] = (zFLTB *0.5);
+ gMC->Gsvolu("FPEB", "BOX ", idtmed[508], par, 3); // Al
+ gMC->Gspos ("FPEB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY");
+ par[2] = (zFLTC *0.5);
+ gMC->Gsvolu("FPEC", "BOX ", idtmed[508], par, 3); // Al
+ gMC->Gspos ("FPEC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
+
+
+ // plexiglass thickness: 1.5 mm ; factor 0.3
ycoor += par[1];
- par[0] = -1;
- par[1] = 1.43*0.05 / 2.; // 5% of X0
- par[2] = -1;
+ par[0] = xFLT*0.5;
+ par[1] = 0.075*0.3; // factor 0.3
+ par[2] = (zFLTA *0.5);
ycoor += par[1];
- gMC->Gsvolu("FEC1", "BOX ", idtmed[501], par, 3); // Cu
- gMC->Gspos("FEC1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY");
- gMC->Gsvolu("FEC2", "BOX ", idtmed[501], par, 3); // Cu
- gMC->Gspos("FEC2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY");
- gMC->Gsvolu("FEC3", "BOX ", idtmed[501], par, 3); // Cu
- gMC->Gspos("FEC3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY");
-
-// Cooling water after
+ gMC->Gsvolu("FECA", "BOX ", idtmed[505], par, 3); // Plexigl.
+ gMC->Gspos ("FECA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY");
+ par[2] = (zFLTB *0.5);
+ gMC->Gsvolu("FECB", "BOX ", idtmed[505], par, 3); // Plexigl.
+ gMC->Gspos ("FECB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY");
+ par[2] = (zFLTC *0.5);
+ gMC->Gsvolu("FECC", "BOX ", idtmed[505], par, 3); // Plexigl.
+ gMC->Gspos ("FECC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
+
+ // frame of Air
ycoor += par[1];
- par[0] = -1;
- par[1] = 36.1*0.02 / 2.; // 2% of X0
- par[2] = -1;
+ par[0] = xFLT*0.5;
+ par[1] = (yFLT/2-ycoor-khAlWall)*0.5; // Aluminum layer considered (0.18 cm)
+ par[2] = (zFLTA *0.5);
ycoor += par[1];
- gMC->Gsvolu("FWA1", "BOX ", idtmed[515], par, 3); // Water
- gMC->Gspos("FWA1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY");
- gMC->Gsvolu("FWA2", "BOX ", idtmed[515], par, 3); // Water
- gMC->Gspos("FWA2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY");
- gMC->Gsvolu("FWA3", "BOX ", idtmed[515], par, 3); // Water
- gMC->Gspos("FWA3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY");
-
-//back plate honycomb (2cm)
- par[0] = -1;
- par[1] = 2 / 2.;
- par[2] = -1;
- ycoor = yFLT/2 - par[1];
- gMC->Gsvolu("FEG1", "BOX ", idtmed[503], par, 3); // Hony
- gMC->Gspos("FEG1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY");
- gMC->Gsvolu("FEG2", "BOX ", idtmed[503], par, 3); // Hony
- gMC->Gspos("FEG2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY");
- gMC->Gsvolu("FEG3", "BOX ", idtmed[503], par, 3); // Hony
- gMC->Gspos("FEG3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY");
+ gMC->Gsvolu("FAIA", "BOX ", idtmed[500], par, 3); // Air
+ gMC->Gspos ("FAIA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY");
+ par[2] = (zFLTB *0.5);
+ gMC->Gsvolu("FAIB", "BOX ", idtmed[500], par, 3); // Air
+ gMC->Gspos ("FAIB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY");
+ par[2] = (zFLTC *0.5);
+ gMC->Gsvolu("FAIC", "BOX ", idtmed[500], par, 3); // Air
+ gMC->Gspos ("FAIC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
+
+
+ // start with cards and cooling tubes
+ // finally, cards, cooling tubes and layer for thermal dispersion
+ // 3 volumes
+ // card volume definition
+
+ // see GEOM200 in GEANT manual
+ AliMatrix(idrotm[98], 90., 0., 90., 90., 0., 0.); // 0 deg
+
+ Float_t cardpar[3];
+ cardpar[0]= 61.;
+ cardpar[1]= 5.;
+ cardpar[2]= 0.1;
+ gMC->Gsvolu("FCAR", "BOX ", idtmed[504], cardpar, 3); // PCB Card
+ //alu plate volume definition
+ cardpar[1]= 3.5;
+ cardpar[2]= 0.05;
+ gMC->Gsvolu("FALP", "BOX ", idtmed[508], cardpar, 3); // Alu Plate
+
+
+ // central module positioning (FAIA)
+ Float_t cardpos[3], aplpos2, stepforcardA=6.625;
+ cardpos[0]= 0.;
+ cardpos[1]= -0.5;
+ cardpos[2]= -53.;
+ Float_t aplpos1 = -2.;
+ Int_t icard;
+ for (icard=0; icard<15; ++icard) {
+ cardpos[2]= cardpos[2]+stepforcardA;
+ aplpos2 = cardpos[2]+0.15;
+ gMC->Gspos("FCAR",icard,"FAIA",cardpos[0],cardpos[1],cardpos[2],idrotm[98],"ONLY");
+ gMC->Gspos("FALP",icard,"FAIA",cardpos[0],aplpos1,aplpos2,idrotm[98],"ONLY");
+
+ }
+
+
+ // intermediate module positioning (FAIB)
+ Float_t stepforcardB= 7.05;
+ cardpos[2]= -70.5;
+ for (icard=0; icard<19; ++icard) {
+ cardpos[2]= cardpos[2]+stepforcardB;
+ aplpos2 = cardpos[2]+0.15;
+ gMC->Gspos("FCAR",icard,"FAIB",cardpos[0],cardpos[1],cardpos[2],idrotm[98],"ONLY");
+ gMC->Gspos("FALP",icard,"FAIB",cardpos[0],aplpos1,aplpos2,idrotm[98],"ONLY");
+ }
+
+
+ // outer module positioning (FAIC)
+ Float_t stepforcardC= 8.45238;
+ cardpos[2]= -88.75;
+ for (icard=0; icard<20; ++icard) {
+ cardpos[2]= cardpos[2]+stepforcardC;
+ aplpos2 = cardpos[2]+0.15;
+ gMC->Gspos("FCAR",icard,"FAIC",cardpos[0],cardpos[1],cardpos[2],idrotm[98],"ONLY");
+ gMC->Gspos("FALP",icard,"FAIC",cardpos[0],aplpos1,aplpos2,idrotm[98],"ONLY");
+ }
+
+ // tube volume definition
+ Float_t tubepar[3];
+ tubepar[0]= 0.;
+ tubepar[1]= 0.4;
+ tubepar[2]= 61.;
+ gMC->Gsvolu("FTUB", "TUBE", idtmed[516], tubepar, 3); // cooling tubes (steel)
+ tubepar[0]= 0.;
+ tubepar[1]= 0.35;
+ tubepar[2]= 61.;
+ gMC->Gsvolu("FITU", "TUBE", idtmed[515], tubepar, 3); // cooling water
+ // positioning water tube into the steel one
+ gMC->Gspos("FITU",1,"FTUB",0.,0.,0.,0,"ONLY");
+
+
+ // rotation matrix
+ AliMatrix(idrotm[99], 180., 90., 90., 90., 90., 0.);
+ // central module positioning (FAIA)
+ Float_t tubepos[3], tdis=0.6;
+ tubepos[0]= 0.;
+ tubepos[1]= cardpos[1];
+ tubepos[2]= -53.+tdis;
+ // tub1pos = 5.;
+ Int_t itub;
+ for (itub=0; itub<15; ++itub) {
+ tubepos[2]= tubepos[2]+stepforcardA;
+ gMC->Gspos("FTUB",itub,"FAIA",tubepos[0],tubepos[1],tubepos[2],idrotm[99],
+ "ONLY");
+ }
+
+
+ // intermediate module positioning (FAIB)
+ tubepos[2]= -70.5+tdis;
+ for (itub=0; itub<19; ++itub) {
+ tubepos[2]= tubepos[2]+stepforcardB;
+ gMC->Gspos("FTUB",itub,"FAIB",tubepos[0],tubepos[1],tubepos[2],idrotm[99],
+ "ONLY");
+ }
+
+ // outer module positioning (FAIC)
+ tubepos[2]= -88.75+tdis;
+ for (itub=0; itub<20; ++itub) {
+ tubepos[2]= tubepos[2]+stepforcardC;
+ gMC->Gspos("FTUB",itub,"FAIC",tubepos[0],tubepos[1],tubepos[2],idrotm[99],
+ "ONLY");
+ }
+
}
//_____________________________________________________________________________
-void AliTOFv3::DrawModule()
+void AliTOFv3::DrawModule() const
{
//
- // Draw a shaded view of the Time Of Flight version 1
+ // Draw a shaded view of the Time Of Flight version 3
//
// Set everything unseen
gMC->Gsatt("*", "seen", -1);
//
// Set the volumes visible
gMC->Gsatt("ALIC","SEEN",0);
- gMC->Gsatt("FBAR","SEEN",1);
- gMC->Gsatt("FTO1","SEEN",1);
- gMC->Gsatt("FTO2","SEEN",1);
- gMC->Gsatt("FTO3","SEEN",1);
- gMC->Gsatt("FBT1","SEEN",1);
- gMC->Gsatt("FBT2","SEEN",1);
- gMC->Gsatt("FBT3","SEEN",1);
- gMC->Gsatt("FDT1","SEEN",1);
- gMC->Gsatt("FDT2","SEEN",1);
- gMC->Gsatt("FDT3","SEEN",1);
- gMC->Gsatt("FLT1","SEEN",1);
- gMC->Gsatt("FLT2","SEEN",1);
- gMC->Gsatt("FLT3","SEEN",1);
- gMC->Gsatt("FPL1","SEEN",1);
- gMC->Gsatt("FPL2","SEEN",1);
- gMC->Gsatt("FPL3","SEEN",1);
- gMC->Gsatt("FLD1","SEEN",1);
- gMC->Gsatt("FLD2","SEEN",1);
- gMC->Gsatt("FLD3","SEEN",1);
- gMC->Gsatt("FLZ1","SEEN",1);
- gMC->Gsatt("FLZ2","SEEN",1);
- gMC->Gsatt("FLZ3","SEEN",1);
- gMC->Gsatt("FLX1","SEEN",1);
- gMC->Gsatt("FLX2","SEEN",1);
- gMC->Gsatt("FLX3","SEEN",1);
- gMC->Gsatt("FPA0","SEEN",1);
- //
+
+ gMC->Gsatt("FTOA","SEEN",1);
+ gMC->Gsatt("FTOB","SEEN",1);
+ gMC->Gsatt("FTOC","SEEN",1);
+ gMC->Gsatt("FLTA","SEEN",1);
+ gMC->Gsatt("FLTB","SEEN",1);
+ gMC->Gsatt("FLTC","SEEN",1);
+ gMC->Gsatt("FPLA","SEEN",1);
+ gMC->Gsatt("FPLB","SEEN",1);
+ gMC->Gsatt("FPLC","SEEN",1);
+ gMC->Gsatt("FSTR","SEEN",1);
+ gMC->Gsatt("FPEA","SEEN",1);
+ gMC->Gsatt("FPEB","SEEN",1);
+ gMC->Gsatt("FPEC","SEEN",1);
+
+ gMC->Gsatt("FLZ1","SEEN",0);
+ gMC->Gsatt("FLZ2","SEEN",0);
+ gMC->Gsatt("FLZ3","SEEN",0);
+ gMC->Gsatt("FLX1","SEEN",0);
+ gMC->Gsatt("FLX2","SEEN",0);
+ gMC->Gsatt("FLX3","SEEN",0);
+ gMC->Gsatt("FPAD","SEEN",0);
+
gMC->Gdopt("hide", "on");
gMC->Gdopt("shad", "on");
gMC->Gsatt("*", "fill", 7);
gMC->Gdman(18, 4, "MAN");
gMC->Gdopt("hide","off");
}
+//_____________________________________________________________________________
+void AliTOFv3::DrawDetectorModules()
+{
+//
+// Draw a shaded view of the TOF detector version 3
+//
+
+//Set ALIC mother transparent
+ gMC->Gsatt("ALIC","SEEN",0);
+
+//
+//Set volumes visible
+//
+//=====> Level 1
+ // Level 1 for TOF volumes
+ gMC->Gsatt("B077","seen",0);
+
+
+//==========> Level 2
+ // Level 2
+ gMC->Gsatt("B076","seen",-1); // all B076 sub-levels skipped -
+ gMC->Gsatt("B071","seen",0);
+ gMC->Gsatt("B074","seen",0);
+ gMC->Gsatt("B075","seen",0);
+ gMC->Gsatt("B080","seen",0); // B080 does not has sub-level
+
+
+ // Level 2 of B071
+ gMC->Gsatt("B063","seen",-1); // all B063 sub-levels skipped -
+ gMC->Gsatt("B065","seen",-1); // all B065 sub-levels skipped -
+ gMC->Gsatt("B067","seen",-1); // all B067 sub-levels skipped -
+ gMC->Gsatt("B069","seen",-1); // all B069 sub-levels skipped -
+ gMC->Gsatt("B056","seen",0); // B056 does not has sub-levels -
+ gMC->Gsatt("B059","seen",-1); // all B059 sub-levels skipped -
+ gMC->Gsatt("B072","seen",-1); // all B072 sub-levels skipped -
+ gMC->Gsatt("BTR1","seen",0); // BTR1 do not have sub-levels -
+ gMC->Gsatt("BTO1","seen",0);
+
+
+ // Level 2 of B074
+ gMC->Gsatt("BTR2","seen",0); // BTR2 does not has sub-levels -
+ gMC->Gsatt("BTO2","seen",0);
+
+ // Level 2 of B075
+ gMC->Gsatt("BTR3","seen",0); // BTR3 do not have sub-levels -
+ gMC->Gsatt("BTO3","seen",0);
+
+// ==================> Level 3
+ // Level 3 of B071 / Level 2 of BTO1
+ gMC->Gsatt("FTOC","seen",-2);
+ gMC->Gsatt("FTOB","seen",-2);
+ gMC->Gsatt("FTOA","seen",-2);
+
+ // Level 3 of B074 / Level 2 of BTO2
+ // -> cfr previous settings
+
+ // Level 3 of B075 / Level 2 of BTO3
+ // -> cfr previous settings
+
+ gMC->Gdopt("hide","on");
+ gMC->Gdopt("shad","on");
+ gMC->Gsatt("*", "fill", 5);
+ gMC->SetClipBox(".");
+ gMC->SetClipBox("*", 0, 1000, 0, 1000, 0, 1000);
+ gMC->DefaultRange();
+ gMC->Gdraw("alic", 45, 40, 0, 10, 10, .015, .015);
+ gMC->Gdhead(1111,"TOF detector V1");
+ gMC->Gdman(18, 4, "MAN");
+ gMC->Gdopt("hide","off");
+}
+
+//_____________________________________________________________________________
+void AliTOFv3::DrawDetectorStrips()
+{
+//
+// Draw a shaded view of the TOF strips for version 3
+//
+
+//Set ALIC mother transparent
+ gMC->Gsatt("ALIC","SEEN",0);
+
+//
+//Set volumes visible
+//=====> Level 1
+ // Level 1 for TOF volumes
+ gMC->Gsatt("B077","seen",0);
+
+//==========> Level 2
+ // Level 2
+ gMC->Gsatt("B076","seen",-1); // all B076 sub-levels skipped -
+ gMC->Gsatt("B071","seen",0);
+ gMC->Gsatt("B074","seen",0);
+ gMC->Gsatt("B075","seen",0);
+ gMC->Gsatt("B080","seen",0); // B080 does not has sub-level
+
+ // Level 2 of B071
+ gMC->Gsatt("B063","seen",-1); // all B063 sub-levels skipped -
+ gMC->Gsatt("B065","seen",-1); // all B065 sub-levels skipped -
+ gMC->Gsatt("B067","seen",-1); // all B067 sub-levels skipped -
+ gMC->Gsatt("B069","seen",-1); // all B069 sub-levels skipped -
+ gMC->Gsatt("B056","seen",0); // B056 does not has sub-levels -
+ gMC->Gsatt("B059","seen",-1); // all B059 sub-levels skipped -
+ gMC->Gsatt("B072","seen",-1); // all B072 sub-levels skipped -
+ gMC->Gsatt("BTR1","seen",0); // BTR1 do not have sub-levels -
+ gMC->Gsatt("BTO1","seen",0);
+
+// ==================> Level 3
+ // Level 3 of B071 / Level 2 of BTO1
+ gMC->Gsatt("FTOC","seen",0);
+ gMC->Gsatt("FTOB","seen",0);
+ gMC->Gsatt("FTOA","seen",0);
+
+ // Level 3 of B074 / Level 2 of BTO2
+ // -> cfr previous settings
+
+ // Level 3 of B075 / Level 2 of BTO3
+ // -> cfr previous settings
+
+
+// ==========================> Level 4
+ // Level 4 of B071 / Level 3 of BTO1 / Level 2 of FTOC
+ gMC->Gsatt("FLTC","seen",0);
+ // Level 4 of B071 / Level 3 of BTO1 / Level 2 of FTOB
+ gMC->Gsatt("FLTB","seen",0);
+ // Level 4 of B071 / Level 3 of BTO1 / Level 2 of FTOA
+ gMC->Gsatt("FLTA","seen",0);
+
+ // Level 4 of B074 / Level 3 of BTO2 / Level 2 of FTOC
+ // -> cfr previous settings
+ // Level 4 of B074 / Level 3 of BTO2 / Level 2 of FTOB
+ // -> cfr previous settings
+
+ // Level 4 of B075 / Level 3 of BTO3 / Level 2 of FTOC
+ // -> cfr previous settings
+
+//======================================> Level 5
+ // Level 5 of B071 / Level 4 of BTO1 / Level 3 of FTOC / Level 2 of FLTC
+ gMC->Gsatt("FALC","seen",0); // no children for FALC
+ gMC->Gsatt("FSTR","seen",-2);
+ gMC->Gsatt("FPEC","seen",0); // no children for FPEC
+ gMC->Gsatt("FECC","seen",0); // no children for FECC
+ gMC->Gsatt("FWAC","seen",0); // no children for FWAC
+ gMC->Gsatt("FAIC","seen",0); // no children for FAIC
+
+ // Level 5 of B071 / Level 4 of BTO1 / Level 3 of FTOB / Level 2 of FLTB
+ gMC->Gsatt("FALB","seen",0); // no children for FALB
+//--> gMC->Gsatt("FSTR","seen",-2);
+
+
+ // -> cfr previous settings
+ gMC->Gsatt("FPEB","seen",0); // no children for FPEB
+ gMC->Gsatt("FECB","seen",0); // no children for FECB
+ gMC->Gsatt("FWAB","seen",0); // no children for FWAB
+ gMC->Gsatt("FAIB","seen",0); // no children for FAIB
+
+ // Level 5 of B071 / Level 4 of BTO1 / Level 3 of FTOA / Level 2 of FLTA
+ gMC->Gsatt("FALA","seen",0); // no children for FALB
+//--> gMC->Gsatt("FSTR","seen",-2);
+ // -> cfr previous settings
+ gMC->Gsatt("FPEA","seen",0); // no children for FPEA
+ gMC->Gsatt("FECA","seen",0); // no children for FECA
+ gMC->Gsatt("FWAA","seen",0); // no children for FWAA
+ gMC->Gsatt("FAIA","seen",0); // no children for FAIA
+
+ // Level 2 of B074
+ gMC->Gsatt("BTR2","seen",0); // BTR2 does not has sub-levels -
+ gMC->Gsatt("BTO2","seen",0);
+
+ // Level 2 of B075
+ gMC->Gsatt("BTR3","seen",0); // BTR3 do not have sub-levels -
+ gMC->Gsatt("BTO3","seen",0);
+
+// for others Level 5, cfr. previous settings
+
+ gMC->Gdopt("hide","on");
+ gMC->Gdopt("shad","on");
+ gMC->Gsatt("*", "fill", 5);
+ gMC->SetClipBox(".");
+ gMC->SetClipBox("*", 0, 1000, 0, 1000, 0, 1000);
+ gMC->DefaultRange();
+ gMC->Gdraw("alic", 45, 40, 0, 10, 10, .015, .015);
+ gMC->Gdhead(1111,"TOF Strips V1");
+ gMC->Gdman(18, 4, "MAN");
+ gMC->Gdopt("hide","off");
+}
//_____________________________________________________________________________
void AliTOFv3::CreateMaterials()
//
// Initialise the detector after the geometry has been defined
//
+ if(fDebug) {
+ printf("%s: **************************************"
+ " TOF "
+ "**************************************\n",ClassName());
+ printf("\n%s Version 3 of TOF initialing, "
+ "TOF with holes for RICH detector\n",ClassName());
+ }
+
AliTOF::Init();
- fIdFTO2=gMC->VolId("FTO2");
- fIdFTO3=gMC->VolId("FTO3");
- fIdFLT1=gMC->VolId("FLT1");
- fIdFLT2=gMC->VolId("FLT2");
- fIdFLT3=gMC->VolId("FLT3");
+
+ fIdFTOA = gMC->VolId("FTOA");
+ fIdFTOB = gMC->VolId("FTOB");
+ fIdFTOC = gMC->VolId("FTOC");
+ fIdFLTA = gMC->VolId("FLTA");
+ fIdFLTB = gMC->VolId("FLTB");
+ fIdFLTC = gMC->VolId("FLTC");
+
+ if(fDebug) {
+ printf("%s: **************************************"
+ " TOF "
+ "**************************************\n",ClassName());
+ }
}
//_____________________________________________________________________________
// Procedure called at each step in the Time Of Flight
//
TLorentzVector mom, pos;
- Float_t hits[8];
- Int_t vol[3];
- Int_t copy, id, i;
- Int_t *idtmed = fIdtmed->GetArray()-499;
- if(gMC->GetMedium()==idtmed[514-1] &&
+ Float_t xm[3],pm[3],xpad[3],ppad[3];
+ Float_t hits[13],phi,phid,z;
+ Int_t vol[5];
+ Int_t sector, plate, padx, padz, strip;
+ Int_t copy, padzid, padxid, stripid, i;
+ Int_t *idtmed = fIdtmed->GetArray()-499;
+ Float_t incidenceAngle;
+
+ if(gMC->CurrentMedium()==idtmed[513] &&
gMC->IsTrackEntering() && gMC->TrackCharge()
- && gMC->CurrentVolID(copy)==fIdSens) {
- TClonesArray &lhits = *fHits;
- //
- // Record only charged tracks at entrance
- gMC->CurrentVolOffID(1,copy);
- vol[2]=copy;
- gMC->CurrentVolOffID(3,copy);
- vol[1]=copy;
- id=gMC->CurrentVolOffID(8,copy);
- vol[0]=copy;
- if(id==fIdFTO3) {
- vol[0]+=22;
- id=gMC->CurrentVolOffID(5,copy);
- if(id==fIdFLT3) vol[1]+=6;
- } else if (id==fIdFTO2) {
- vol[0]+=20;
- id=gMC->CurrentVolOffID(5,copy);
- if(id==fIdFLT2) vol[1]+=8;
- } else {
- id=gMC->CurrentVolOffID(5,copy);
- if(id==fIdFLT1) vol[1]+=14;
- }
+ && gMC->CurrentVolID(copy)==fIdSens)
+ {
+ // getting information about hit volumes
+
+ padzid=gMC->CurrentVolOffID(2,copy);
+ padz=copy;
+
+ padxid=gMC->CurrentVolOffID(1,copy);
+ padx=copy;
+
+ stripid=gMC->CurrentVolOffID(4,copy);
+ strip=copy;
+
gMC->TrackPosition(pos);
gMC->TrackMomentum(mom);
- //
- Double_t ptot=mom.Rho();
- Double_t norm=1/ptot;
+
+// Double_t NormPos=1./pos.Rho();
+ Double_t normMom=1./mom.Rho();
+
+// getting the cohordinates in pad ref system
+ xm[0] = (Float_t)pos.X();
+ xm[1] = (Float_t)pos.Y();
+ xm[2] = (Float_t)pos.Z();
+
+ pm[0] = (Float_t)mom.X()*normMom;
+ pm[1] = (Float_t)mom.Y()*normMom;
+ pm[2] = (Float_t)mom.Z()*normMom;
+
+ gMC->Gmtod(xm,xpad,1);
+ gMC->Gmtod(pm,ppad,2);
+
+ incidenceAngle = TMath::ACos(ppad[1])*kRaddeg;
+
+ z = pos[2];
+
+ plate = 0;
+ if (TMath::Abs(z) <= fZlenA*0.5) plate = 2; //3; // AdC
+ if (z < (fZlenA*0.5+fZlenB) &&
+ z > fZlenA*0.5) plate = 1; //4; // AdC
+ if (z >-(fZlenA*0.5+fZlenB) &&
+ z < -fZlenA*0.5) plate = 3; //2; // AdC
+ if (z > (fZlenA*0.5+fZlenB)) plate = 0; //5; // AdC
+ if (z <-(fZlenA*0.5+fZlenB)) plate = 4; //1; // AdC
+
+ if (plate==0) strip=AliTOFConstants::fgkNStripC-strip; // AdC
+ else if (plate==1) strip=AliTOFConstants::fgkNStripB-strip; // AdC
+ else strip--; // AdC
+
+ if (z<=0.) padx=AliTOFConstants::fgkNpadX-padx; // AdC
+ else padx--; // AdC
+
+ if (plate==3 || plate==4) padz=AliTOFConstants::fgkNpadZ-padz; // AdC
+ else padz--; // AdC
+
+ phi = pos.Phi();
+ if (phi>=0.) phid = phi*kRaddeg; //+180.; // AdC
+ else phid = phi*kRaddeg + 360.; // AdC
+ sector = Int_t (phid/20.);
+ //sector++; // AdC
+
for(i=0;i<3;++i) {
- hits[i]=pos[i];
- hits[i+3]=mom[i]*norm;
+ hits[i] = pos[i];
+ hits[i+3] = pm[i];
}
- hits[6]=ptot;
- hits[7]=pos[3];
- new(lhits[fNhits++]) AliTOFhit(fIshunt,gAlice->CurrentTrack(),vol,hits);
+
+ hits[6] = mom.Rho();
+ hits[7] = pos[3];
+ hits[8] = xpad[0];
+ hits[9] = xpad[1];
+ hits[10]= xpad[2];
+ hits[11]= incidenceAngle;
+ hits[12]= gMC->Edep();
+
+ vol[0]= sector;
+ vol[1]= plate;
+ vol[2]= strip;
+ vol[3]= padx;
+ vol[4]= padz;
+
+ AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(),vol, hits);
}
}
-
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff