X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=TOF%2FAliTOFv4T0.cxx;h=7908962aafc9885f83bdca6a5baab81805f47b2b;hb=1584c57e1746ed52971e8e6b0c84771cc2c2fb0f;hp=248f3d441533996acef7741f0e859f49cd6706e5;hpb=b213b8bd38c61f2db7eab22bb561d30a38a6d2e2;p=u%2Fmrichter%2FAliRoot.git
diff --git a/TOF/AliTOFv4T0.cxx b/TOF/AliTOFv4T0.cxx
index 248f3d44153..7908962aafc 100644
--- a/TOF/AliTOFv4T0.cxx
+++ b/TOF/AliTOFv4T0.cxx
@@ -13,44 +13,45 @@
* provided "as is" without express or implied warranty. *
**************************************************************************/
+/* $Id$ */
///////////////////////////////////////////////////////////////////////////////
// //
-// Time Of Flight: design of C.Williams
-//
// This class contains the functions for version 4 of the Time Of Flight //
// detector. //
-//
-// VERSION WITH 5 MODULES AND TILTED STRIPS
-//
-// FULL COVERAGE VERSION
-//
-// Author:
-// Fabrizio Pierella
-// University of Bologna - Italy
-//
-//
-//Begin_Html
-/*
-
-*/
-//End_Html
+// //
+// VERSION WITH 5 MODULES AND TILTED STRIPS //
+// //
+// FULL COVERAGE VERSION +OPTION for PHOS holes //
+// //
+// Author: //
+// Fabrizio Pierella //
+// University of Bologna - Italy //
+// //
+// //
+//Begin_Html //
+/* //
+ //
+*/ //
+//End_Html //
// //
///////////////////////////////////////////////////////////////////////////////
-#include
+#include
#include
+#include "TVirtualMC.h"
-#include "AliTOFv4T0.h"
-#include "TBRIK.h"
-#include "TGeometry.h"
-#include "TNode.h"
+#include
+#include
#include
-#include "TObject.h"
+#include
+#include
+#include
+
+#include "AliConst.h"
#include "AliRun.h"
+#include "AliTOFv4T0.h"
#include "AliMC.h"
-#include "AliConst.h"
-
ClassImp(AliTOFv4T0)
@@ -72,20 +73,29 @@ AliTOFv4T0::AliTOFv4T0(const char *name, const char *title)
//
// 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);
- }
-
-}
+ } else{
+
+ if (fTOFGeometry) delete fTOFGeometry;
+ fTOFGeometry = new AliTOFGeometry();
+
+ if(frame->IsVersion()==1) {
+ cout << " Frame version " << frame->IsVersion() << endl;
+ cout << " Full Coverage for TOF" << endl;
+ fTOFHoles=false;}
+ else {
+ cout << " Frame version " << frame->IsVersion() << endl;
+ cout << " TOF with Holes for PHOS " << endl;
+ fTOFHoles=true;}
+ }
+}
//____________________________________________________________________________
-
void AliTOFv4T0::BuildGeometry()
{
//
@@ -93,10 +103,10 @@ void AliTOFv4T0::BuildGeometry()
//
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;
@@ -104,65 +114,69 @@ void AliTOFv4T0::BuildGeometry()
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 nodeName0[7], nodeName1[7], nodeName2[7];
char nodeName3[7], nodeName4[7], rotMatNum[7];
-
+
new TBRIK("S_TOF_C","TOF box","void",
- 120*0.5,khTof*0.5,fZlenC*0.5);
+ fStripLn*0.5,khTof*0.5,fZlenC*0.5);
new TBRIK("S_TOF_B","TOF box","void",
- 120*0.5,khTof*0.5,fZlenB*0.5);
+ fStripLn*0.5,khTof*0.5,fZlenB*0.5);
new TBRIK("S_TOF_A","TOF box","void",
- 120*0.5,khTof*0.5,fZlenA*0.5);
-
+ 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),299.15,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),-299.15,rotMatNum);
- node->SetLineColor(kColorTOF);
- fNodes->Add(node);
-
- top->cd();
- node = new TNode(nodeName2,nodeName2,"S_TOF_B",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),146.45,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),-146.45,rotMatNum);
- node->SetLineColor(kColorTOF);
- fNodes->Add(node);
-
- top->cd();
- node = new TNode(nodeName4,nodeName4,"S_TOF_A",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),0.,rotMatNum);
- node->SetLineColor(kColorTOF);
- fNodes->Add(node);
+
+ 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);
+
+ 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);
+
+ 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);
} // end loop on nodeNum
}
@@ -185,6 +199,7 @@ void AliTOFv4T0::CreateGeometry()
AliTOF::CreateGeometry();
}
+
//_____________________________________________________________________________
void AliTOFv4T0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
Float_t zlenB, Float_t zlenA, Float_t ztof0)
@@ -193,15 +208,15 @@ void AliTOFv4T0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
// Definition of the Time Of Fligh Resistive Plate Chambers
// xFLT, yFLT, zFLT - sizes of TOF modules (large)
- Float_t ycoor, zcoor;
+ Float_t ycoor;
Float_t par[3];
Int_t *idtmed = fIdtmed->GetArray()-499;
Int_t idrotm[100];
Int_t nrot = 0;
- Float_t hTof = fRmax-fRmin;
-
+
Float_t radius = fRmin+2.;//cm
+
par[0] = xtof * 0.5;
par[1] = ytof * 0.5;
par[2] = zlenC * 0.5;
@@ -210,73 +225,78 @@ void AliTOFv4T0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
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("FTOB", 1, "BTO3", 0, zcor2, 0, idrotm[0], "ONLY");
- gMC->Gspos("FTOB", 2, "BTO3", 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");
- gMC->Gspos("FTOA", 0, "BTO3", 0, zcor3, 0, idrotm[0], "ONLY");
+
+
+ // 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("FTOB", 1, "BTO3", 0, zcor2, 0, idrotm[0], "ONLY");
+ gMC->Gspos("FTOB", 2, "BTO3", 0, -zcor2, 0, idrotm[1], "ONLY");
+
+ gMC->Gspos("FTOA", 0, "BTO1", 0, zcor3, 0, idrotm[0], "ONLY");
+ if(!fTOFHoles)gMC->Gspos("FTOA", 0, "BTO2", 0, zcor3, 0, idrotm[0], "ONLY");
+ gMC->Gspos("FTOA", 0, "BTO3", 0, zcor3, 0, idrotm[0], "ONLY");
+
Float_t db = 0.5;//cm
Float_t xFLT, xFST, yFLT, zFLTA, zFLTB, zFLTC;
-
+
xFLT = fStripLn;
yFLT = ytof;
zFLTA = zlenA;
zFLTB = zlenB;
zFLTC = zlenC;
-
+
xFST = xFLT-fDeadBndX*2;//cm
-
-// Sizes of MRPC pads
-
+
+ // Sizes of MRPC pads
+
Float_t yPad = 0.505;//cm
-// Large not sensitive volumes with Insensitive Freon
+ // Large not sensitive volumes with Insensitive Freon
par[0] = xFLT*0.5;
par[1] = yFLT*0.5;
if (fDebug) cout << ClassName() <<
- ": ************************* TOF geometry **************************"<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");
-
-////////// Layers of Aluminum before and after detector //////////
-////////// Aluminum Box for Modules (2.0 mm thickness) /////////
-////////// lateral walls not simulated
+
+ ///// 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] = 0.1;//cm
+ par[1] = khAlWall/2.;//cm
ycoor = -yFLT/2 + par[1];
par[2] = (zFLTA *0.5);
gMC->Gsvolu("FALA", "BOX ", idtmed[508], par, 3); // Alluminium
@@ -291,29 +311,28 @@ void AliTOFv4T0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
gMC->Gspos ("FALC", 1, "FLTC", 0., ycoor, 0., 0, "ONLY");
gMC->Gspos ("FALC", 2, "FLTC", 0.,-ycoor, 0., 0, "ONLY");
-///////////////// Detector itself //////////////////////
-
+ ///////////////// Detector itself //////////////////////
+
const Float_t kdeadBound = fDeadBndZ; //cm non-sensitive between the pad edge
- //and the boundary of the strip
+ //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[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 = 1. ; // heigth of HONY Layer
- const Float_t khpcby = 0.15 ; // heigth of PCB Layer
+ // 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 = 0.17; // 0.6 Ext. Glass + 1.1 i.e. (Int. Glass/2) (mm)
+ 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
@@ -328,25 +347,26 @@ void AliTOFv4T0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
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.};
-
+ // 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
+
+ // FSTR volume definition-filling this volume with non sensitive Gas Mixture
gMC->Gsvolu("FSTR","BOX",idtmed[512],parfp,3);
//-- HONY Layer definition
-// parfp[0] = -1;
+ // parfp[0] = -1;
parfp[1] = khhony*0.5;
-// parfp[2] = -1;
+ // 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
@@ -355,23 +375,25 @@ void AliTOFv4T0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
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];
+ 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
@@ -382,9 +404,10 @@ void AliTOFv4T0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
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
@@ -395,9 +418,10 @@ void AliTOFv4T0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
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;
@@ -409,243 +433,110 @@ void AliTOFv4T0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
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[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
+ ///////////////////Positioning A module//////////////////////////
+
- Float_t gap = fGapA+0.5; //cm updated distance between the strip axis
- Float_t zpos = 0;
- Float_t ang = 0;
- Int_t i=1,j=1;
- nrot = 0;
- zcoor = 0;
- ycoor = -14.5 + kspace ; //2 cm over front plate
+ for(Int_t istrip =0; istrip < fTOFGeometry->NStripA(); istrip++){
- AliMatrix (idrotm[0], 90., 0.,90.,90.,0., 90.);
- gMC->Gspos("FSTR",j,"FLTA",0.,ycoor, 0.,idrotm[0],"ONLY");
- if(fDebug) {
- printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i);
- printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+ Float_t ang = fTOFGeometry->GetAngles(2,istrip);
+ AliMatrix (idrotm[0],90.,0.,90.-ang,90.,-ang, 90.);
+ ang /= kRaddeg;
+ Float_t zpos = tan(ang)*radius;
+ Float_t ypos= fTOFGeometry->GetHeights(2,istrip);
+ gMC->Gspos("FSTR",fNStripA-istrip,"FLTA",0.,ypos, zpos,idrotm[0], "ONLY");
+ if(fDebug>=1) {
+ printf("y = %f, z = %f, , z coord = %f, Rot ang = %f, St. %2i \n",ypos,zpos,tan(ang)*radius ,ang*kRaddeg,istrip);
+ }
}
- zcoor -= zSenStrip;
- j++;
- Int_t upDown = -1; // upDown=-1 -> Upper strip
- // upDown=+1 -> Lower strip
- do{
- 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");
- if(fDebug) {
- printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i);
- printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos);
- }
- j += 2;
- 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");
- if(fDebug) {
- printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i);
- 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 = 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) {
- 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) {
- 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/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) {
- 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;
- 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) {
- 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 /////////////////
-// honeycomb (Polyethilene) Layer after (1.2cm)
- Float_t overSpace = fOverSpc;//cm
+
+ ///////////////////Positioning B module//////////////////////////
+
+ for(Int_t istrip =0; istrip < fTOFGeometry->NStripB(); istrip++){
+
+ Float_t ang = fTOFGeometry->GetAngles(3,istrip);
+ AliMatrix (idrotm[0],90.,0.,90.-ang,90.,-ang, 90.);
+ ang /= kRaddeg;
+ Float_t zpos = tan(ang)*radius+(zFLTA*0.5+zFLTB*0.5+db);
+ Float_t ypos= fTOFGeometry->GetHeights(3,istrip);
+ gMC->Gspos("FSTR",istrip+1,"FLTB",0.,ypos, zpos,idrotm[nrot], "ONLY");
+ if(fDebug>=1) {
+ printf("y = %f, z = %f, , z coord = %f, Rot ang = %f, St. %2i \n",ypos,zpos,tan(ang)*radius,ang*kRaddeg,istrip);
+ }
+ }
+
+ ///////////////////Positioning C module//////////////////////////
+
+ for(Int_t istrip =0; istrip < fTOFGeometry->NStripC(); istrip++){
+
+ Float_t ang = fTOFGeometry->GetAngles(4,istrip);
+ AliMatrix (idrotm[0],90.,0.,90.-ang,90.,-ang, 90.);
+ ang /= kRaddeg;
+ Float_t zpos = tan(ang)*radius+(zFLTC*0.5+zFLTB+zFLTA*0.5+db*2);
+ Float_t ypos= fTOFGeometry->GetHeights(4,istrip);
+ gMC->Gspos("FSTR",istrip+1,"FLTC",0.,ypos, zpos,idrotm[nrot], "ONLY");
+ if(fDebug>=1) {
+ printf("y = %f, z = %f, z coord = %f, Rot ang = %f, St. %2i \n",ypos,zpos,tan(ang)*radius,ang*kRaddeg,istrip);
+ }
+ }
+
+ ////////// Layers after strips /////////////////
+ // Al Layer thickness (2.3mm) factor 0.7
+
+ Float_t overSpace = fOverSpc;//cm
+
par[0] = xFLT*0.5;
- par[1] = 0.6;
+ 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[503], par, 3); // Hony
+ 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[503], par, 3); // Hony
+ 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[503], par, 3); // Hony
+ 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
-// Electronics (Cu) after
ycoor += par[1];
par[0] = xFLT*0.5;
- par[1] = 1.43*0.05*0.5; // 5% of X0
+ par[1] = 0.075*0.3; // factor 0.3
par[2] = (zFLTA *0.5);
ycoor += par[1];
- gMC->Gsvolu("FECA", "BOX ", idtmed[501], par, 3); // Cu
+ 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[501], par, 3); // Cu
+ 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[501], par, 3); // Cu
+ gMC->Gsvolu("FECC", "BOX ", idtmed[505], par, 3); // Plexigl.
gMC->Gspos ("FECC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
+
+ // frame of Air
-// cooling WAter after
- ycoor += par[1];
- par[0] = xFLT*0.5;
- par[1] = 36.1*0.02*0.5; // 2% of X0
- par[2] = (zFLTA *0.5);
- ycoor += par[1];
- gMC->Gsvolu("FWAA", "BOX ", idtmed[515], par, 3); // Water
- gMC->Gspos ("FWAA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY");
- par[2] = (zFLTB *0.5);
- gMC->Gsvolu("FWAB", "BOX ", idtmed[515], par, 3); // Water
- gMC->Gspos ("FWAB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY");
- par[2] = (zFLTC *0.5);
- gMC->Gsvolu("FWAC", "BOX ", idtmed[515], par, 3); // Water
- gMC->Gspos ("FWAC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
-
-// frame of Air
ycoor += par[1];
par[0] = xFLT*0.5;
- par[1] = (yFLT/2-ycoor-0.2)*0.5; // Aluminum layer considered (0.2 cm)
+ par[1] = (yFLT/2-ycoor-khAlWall)*0.5; // Aluminum layer considered (0.18 cm)
par[2] = (zFLTA *0.5);
ycoor += par[1];
gMC->Gsvolu("FAIA", "BOX ", idtmed[500], par, 3); // Air
@@ -656,21 +547,114 @@ void AliTOFv4T0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
par[2] = (zFLTC *0.5);
gMC->Gsvolu("FAIC", "BOX ", idtmed[500], par, 3); // Air
gMC->Gspos ("FAIC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
-/* fp
-//Back Plate honycomb (2cm)
- par[0] = -1;
- par[1] = 2 *0.5;
- par[2] = -1;
- ycoor = yFLT/2 - par[1];
- gMC->Gsvolu("FBPA", "BOX ", idtmed[503], par, 3); // Hony
- gMC->Gspos ("FBPA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY");
- gMC->Gsvolu("FBPB", "BOX ", idtmed[503], par, 3); // Hony
- gMC->Gspos ("FBPB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY");
- gMC->Gsvolu("FBPC", "BOX ", idtmed[503], par, 3); // Hony
- gMC->Gspos ("FBPC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
-fp */
-}
+
+
+ // 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 < fTOFGeometry->NStripA(); ++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 < fTOFGeometry->NStripB(); ++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 < fTOFGeometry->NStripC(); ++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 < fTOFGeometry->NStripA(); ++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 < fTOFGeometry->NStripB(); ++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 < fTOFGeometry->NStripC(); ++itub) {
+ tubepos[2]= tubepos[2]+stepforcardC;
+ gMC->Gspos("FTUB",itub,"FAIC",tubepos[0],tubepos[1],tubepos[2],idrotm[99],
+ "ONLY");
+ }
+}
//_____________________________________________________________________________
void AliTOFv4T0::DrawModule() const
{
@@ -726,10 +710,9 @@ void AliTOFv4T0::DrawDetectorModules()
// Draw a shaded view of the TOF detector version 4
//
- AliMC* pMC = AliMC::GetMC();
//Set ALIC mother transparent
- pMC->Gsatt("ALIC","SEEN",0);
+ gMC->Gsatt("ALIC","SEEN",0);
//
//Set volumes visible
@@ -799,10 +782,8 @@ void AliTOFv4T0::DrawDetectorStrips()
// Draw a shaded view of the TOF strips for version 4
//
- AliMC* pMC = AliMC::GetMC();
-
//Set ALIC mother transparent
- pMC->Gsatt("ALIC","SEEN",0);
+ gMC->Gsatt("ALIC","SEEN",0);
//
//Set volumes visible
@@ -951,9 +932,11 @@ void AliTOFv4T0::Init()
//_____________________________________________________________________________
void AliTOFv4T0::StepManager()
{
+
//
// Procedure called at each step in the Time Of Flight
//
+
TLorentzVector mom, pos;
Float_t xm[3],pm[3],xpad[3],ppad[3];
Float_t hits[14],phi,phid,z;
@@ -962,7 +945,7 @@ void AliTOFv4T0::StepManager()
Int_t copy, padzid, padxid, stripid, i;
Int_t *idtmed = fIdtmed->GetArray()-499;
Float_t incidenceAngle;
-
+
if(gMC->GetMedium()==idtmed[513] &&
gMC->IsTrackEntering() && gMC->TrackCharge()
&& gMC->CurrentVolID(copy)==fIdSens)
@@ -970,21 +953,25 @@ void AliTOFv4T0::StepManager()
// getting information about hit volumes
padzid=gMC->CurrentVolOffID(2,copy);
- padz=copy;
+ padz=copy;
+
padxid=gMC->CurrentVolOffID(1,copy);
- padx=copy;
+ padx=copy;
stripid=gMC->CurrentVolOffID(4,copy);
- strip=copy;
+ strip=copy;
gMC->TrackPosition(pos);
gMC->TrackMomentum(mom);
-// Double_t NormPos=1./pos.Rho();
+
+ // Double_t NormPos=1./pos.Rho();
+
Double_t normMom=1./mom.Rho();
-// getting the cohordinates in pad ref system
+ // 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();
@@ -998,21 +985,44 @@ void AliTOFv4T0::StepManager()
incidenceAngle = TMath::ACos(ppad[1])*kRaddeg;
+
z = pos[2];
- plate = 0;
- if (TMath::Abs(z) <= fZlenA*0.5) plate = 3;
+ plate = -1;
+
+ if (TMath::Abs(z) <= fZlenA*0.5) plate = 2; //3; // AdC
if (z < (fZlenA*0.5+fZlenB) &&
- z > fZlenA*0.5) plate = 4;
+ z > fZlenA*0.5) plate = 1; //4; // AdC
if (z >-(fZlenA*0.5+fZlenB) &&
- z < -fZlenA*0.5) plate = 2;
- if (z > (fZlenA*0.5+fZlenB)) plate = 5;
- if (z <-(fZlenA*0.5+fZlenB)) plate = 1;
+ 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=fTOFGeometry->NStripC()-strip; // AdC
+ else if (plate==1) strip=fTOFGeometry->NStripB()-strip; // AdC
+ else strip--; // AdC
+
+ //Apply ALICE conventions for volume numbering increasing with theta, phi
+
+ if (plate==3 || plate==4){
+ padx=fTOFGeometry->NpadX()-padx; // SA
+ padz=fTOFGeometry->NpadZ()-padz; // AdC
+ xpad[0]=-xpad[0];
+ xpad[2]=-xpad[2];
+ }
+ else {
+ padx--; // AdC
+ padz--; // AdC
+ }
+
+
phi = pos.Phi();
- phid = phi*kRaddeg+180.;
+ if (phi>=0.) phid = phi*kRaddeg; //+180.; // AdC
+ else phid = phi*kRaddeg + 360.; // AdC
+
sector = Int_t (phid/20.);
- sector++;
for(i=0;i<3;++i) {
hits[i] = pos[i];
@@ -1032,8 +1042,8 @@ void AliTOFv4T0::StepManager()
vol[1]= plate;
vol[2]= strip;
vol[3]= padx;
- vol[4]= padz;
-
- AddT0Hit(gAlice->CurrentTrack(),vol, hits);
+ vol[4]= padz;
+
+ AddT0Hit(gAlice->GetMCApp()->GetCurrentTrackNumber(),vol, hits);
}
}