* provided "as is" without express or implied warranty. *
**************************************************************************/
-
+/* $Id$ */
///////////////////////////////////////////////////////////////////////////////
-// //
-// Time Of Flight: design of C.Williams
-//
+//
// This class contains the functions for version 2 of the Time Of Flight //
// detector. //
//
// //
///////////////////////////////////////////////////////////////////////////////
-#include <iostream.h>
+#include <Riostream.h>
#include <stdlib.h>
-#include "AliTOFv2FHoles.h"
-#include "TBRIK.h"
-#include "TGeometry.h"
-#include "TNode.h"
+#include <TBRIK.h>
+#include <TGeometry.h>
#include <TLorentzVector.h>
-#include "TObject.h"
+#include <TNode.h>
+#include <TObject.h>
+#include <TVirtualMC.h>
+
+#include "AliConst.h"
+#include "AliMagF.h"
#include "AliRun.h"
+#include "AliTOFv2FHoles.h"
+#include "AliTOFConstants.h" // AdC
#include "AliMC.h"
-#include "AliMagF.h"
-#include "AliConst.h"
-
ClassImp(AliTOFv2FHoles)
//
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 Float_t kangle = 2*kPi/kNTof;
Float_t ang;
+ // fixing parameters as requested by FRAME v0 (Morsch 16-10-2001)
+ //Float_t zlenA = 124.; // cm (A module length) original size 106. enlarged
+ Float_t zlenB = 154.; // cm (B module length) original size 141. enlarged
+ Float_t zlenC = 159.5; // cm (C module length) original size 175.5 reduced
+ Float_t ztof0 = 375.5; // total half-length of a TOF sector original size 371.5cm
+
+ Float_t zOffsetC = ztof0 - zlenC*0.5;
+ Float_t zOffsetB = ztof0 - zlenC - zlenB*0.5;
+ Float_t zOffsetA = 0.00;
+
// Define TOF basic volume
char nodeName0[6], nodeName1[6], nodeName2[6];
char nodeName3[6], nodeName4[6], rotMatNum[6];
-
+
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);
-if (nodeNum !=1 && nodeNum!=2 && nodeNum !=18)
- {
- 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);
- } // Holes for RICH detector
-
-if ((nodeNum<8 || nodeNum>12) && nodeNum !=1 && nodeNum!=2 && nodeNum !=18)
- {
- 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);
- } // Holes for PHOS detector (+ Holes for RICH detector, central part)
+
+ 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<7 || nodeNum>11) && 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 PHOS detector (+ Holes for RICH detector, central part)
} // end loop on nodeNum
}
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 = 0.00;
- Float_t zcor4 = 156.75 - zlenC*0.5;
- Float_t zcor5 = -156.75 + zlenB*0.5;
-
- 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, zcor4, 0, idrotm[0], "ONLY");
- gMC->Gspos("FTOC", 1, "BTO3", 0, 0., 0, idrotm[0], "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, zcor5, 0, idrotm[0], "ONLY");
-
- gMC->Gspos("FTOA", 0, "BTO1", 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 = 0.00;
+ Float_t zcor4 = 156.75 - zlenC*0.5;
+ Float_t zcor5 = -156.75 + zlenB*0.5;
+
+ 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, zcor4, 0, idrotm[0], "ONLY");
+ gMC->Gspos("FTOC", 1, "BTO3", 0, 0., 0, idrotm[0], "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, zcor5, 0, idrotm[0], "ONLY");
+
+ gMC->Gspos("FTOA", 0, "BTO1", 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;
cout <<ClassName()
<<": ************************* 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");
-////////// 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
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
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
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
+ // 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[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 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);
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);
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);
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;
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);
// 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 /////
-
+ //// 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+1.; //cm updated distance between the strip axis
// 1 cm is a special value exclusively for AliTOFv2FHoles geometry
Float_t zpos = 0;
Float_t ang = 0;
- Int_t i=1,j=1;
+ 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.);
- 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("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
- }
+ Int_t centerLoc= (Int_t)(fNStripA/2.) + 1; // AdC
+ //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("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
+ }
+
zcoor -= zSenStrip;
- j++;
+ //j++; // AdC
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("%s: y = %f, z = %f, zpos = %f \n",ClassName(),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);
+ 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("%s: y = %f, z = %f, zpos = %f \n",ClassName(),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);
-
+ 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);
-
+ 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;
-
+
/* for FRAME v0
- 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",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("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
+ }
*/
-
- if(fDebug) {
- printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i);
- printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
- }
-
+
ycoor = -hTof/2.+ kspace;//2 cm over front plate
-
+
// Plate B
-
+
nrot = 0;
- i=1;
+ 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);
-
+ 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.);
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("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
+
+ if(fDebug>=1) {
+ printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i);
+ printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),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;
- 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("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
- }
-
- upDown*=-1;
- i++;
+ 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;
+ 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("%s: y = %f, z = %f, zpos = %f \n",ClassName(),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 deltaMovingDown=-0.0; // [cm] special value for AliTOFv2FHoles
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+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("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
- }
- i++;
-
+ 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+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("%s: y = %f, z = %f, zpos = %f \n",ClassName(),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);
-
+ 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);
- if (i!=1)
- 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("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
- }
-
- zpos = zpos - zSenStrip/TMath::Cos(ang);
+ 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);
+ if (i!=1)
+ 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("%s: y = %f, z = %f, zpos = %f \n",ClassName(),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)
-
+
+
+ ////////// 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");
-// Electronics (Cu) after
+
+ // plexiglass thickness: 1.5 mm ; factor 0.3
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");
-
-// 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
+
+ // 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
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=6.89;
+ cardpos[0]= 0.;
+ cardpos[1]= -0.5;
+ cardpos[2]= -62.;
+ Float_t aplpos1 = -2.;
+ Int_t icard;
+ for (icard=0; icard<17; ++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]= -79.75;
+ for (icard=0; icard<17; ++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]= -62.+tdis;
+ // tub1pos = 5.;
+ Int_t itub;
+ for (itub=0; itub<17; ++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]= -79.75+tdis;
+ for (itub=0; itub<17; ++itub) {
+ tubepos[2]= tubepos[2]+stepforcardC;
+ gMC->Gspos("FTUB",itub,"FAIC",tubepos[0],tubepos[1],tubepos[2],idrotm[99],
+ "ONLY");
+ }
+
}
//_____________________________________________________________________________
// Draw a shaded view of the TOF detector version 2
//
- AliMC* pMC = AliMC::GetMC();
-
//Set ALIC mother transparent
- pMC->Gsatt("ALIC","SEEN",0);
+ gMC->Gsatt("ALIC","SEEN",0);
//
//Set volumes visible
// Draw a shaded view of the TOF strips for version 2
//
- AliMC* pMC = AliMC::GetMC();
-
//Set ALIC mother transparent
- pMC->Gsatt("ALIC","SEEN",0);
+ gMC->Gsatt("ALIC","SEEN",0);
//
//Set volumes visible
Int_t *idtmed = fIdtmed->GetArray()-499;
Float_t incidenceAngle;
- if(gMC->GetMedium()==idtmed[513] &&
+ if(gMC->CurrentMedium()==idtmed[513] &&
gMC->IsTrackEntering() && gMC->TrackCharge()
&& gMC->CurrentVolID(copy)==fIdSens)
{
if (z <-(fZlenA*0.5+fZlenB)) plate = 1;
end to be changed */
- if (TMath::Abs(z) <= 124.*0.5) plate = 3;
+ if (TMath::Abs(z) <= 124.*0.5) plate = 2; //3; // AdC
if (z < (124.*0.5+154.) &&
- z > 124.*0.5) plate = 4;
+ z > 124.*0.5) plate = 1; //4; // AdC
if (z >-(124.*0.5+154.) &&
- z < -124.*0.5) plate = 2;
- if (z > (124.*0.5+154.)) plate = 5;
- if (z <-(124.*0.5+154.)) plate = 1;
+ z < -124.*0.5) plate = 3; //2; // AdC
+ if (z > (124.*0.5+154.)) plate = 0; //5; // AdC
+ if (z <-(124.*0.5+154.)) 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();
- phid = phi*kRaddeg+180.;
+ if (phi>=0.) phid = phi*kRaddeg; //+180.; // AdC
+ else phid = phi*kRaddeg + 360.; // AdC
sector = Int_t (phid/20.);
- sector++;
+ //sector++; // AdC
for(i=0;i<3;++i) {
hits[i] = pos[i];
vol[3]= padx;
vol[4]= padz;
- AddHit(gAlice->CurrentTrack(),vol, hits);
+ AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(),vol, hits);
}
}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff