* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-Revision 1.23 2001/09/27 10:39:20 vicinanz
-SDigitizer and Merger added
-
-Revision 1.22 2001/09/20 15:54:22 vicinanz
-Updated Strip Structure (Double Stack)
-
-Revision 1.21 2001/08/28 08:45:59 vicinanz
-TTask and TFolder structures implemented
-
-Revision 1.9 2001/05/04 10:09:48 vicinanz
-Major upgrades to the strip structure
-
-Revision 1.8 2000/12/04 08:48:20 alibrary
-Fixing problems in the HEAD
-
-Revision 1.7 2000/10/02 21:28:17 fca
-Removal of useless dependecies via forward declarations
-
-Revision 1.6 2000/05/10 16:52:18 vicinanz
-New TOF version with holes for PHOS/RICH
-
-Revision 1.4.2.1 2000/05/10 09:37:16 vicinanz
-New version with Holes for PHOS/RICH
-
-Revision 1.14 1999/11/05 22:39:06 fca
-New hits structure
-
-Revision 1.13 1999/11/02 11:26:39 fca
-added stdlib.h for exit
-
-Revision 1.12 1999/11/01 20:41:57 fca
-Added protections against using the wrong version of FRAME
-
-Revision 1.11 1999/10/22 08:04:14 fca
-Correct improper use of negative parameters
-
-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 //
-// //
+//
// This class contains the functions for version 0 of the Time Of Flight //
// detector. //
//
// //
///////////////////////////////////////////////////////////////////////////////
-#include <iostream.h>
+#include <Riostream.h>
#include <stdlib.h>
-#include "AliTOFv0.h"
-#include "TBRIK.h"
-#include "TGeometry.h"
-#include "TNode.h"
+#include <TBRIK.h>
+#include <TGeometry.h>
#include <TLorentzVector.h>
-#include "TObject.h"
-#include "AliRun.h"
-#include "AliMC.h"
-#include "AliConst.h"
+#include <TNode.h>
+#include <TObject.h>
+#include <TVirtualMC.h>
+#include "AliConst.h"
+#include "AliRun.h"
+#include "AliTOFv0.h"
ClassImp(AliTOFv0)
//
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 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",
- 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
}
Float_t t = zFLTC+zFLTB+zFLTA*0.5+ 2*db;//Half Width of Barrel
- Float_t gap = fGapA; //cm distance between the strip axis
+ 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;
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;
+ 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");
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);
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, zcoor,idrotm[nrot], "ONLY");
+ 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);
printf("%f, St. %2i, Pl.4 ",ang*kRaddeg,i);
printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos);
nrot = 0;
i=0;
- ycoor= -hTof*0.5+kspace+gap;
+ Float_t deltaGap=-2.5; // [cm] update distance from strip center and plate
+ ycoor= -hTof*0.5+kspace+gap+deltaGap;
do {
i++;
// Draw a shaded view of the TOF detector version 0
//
- 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 0
//
- AliMC* pMC = AliMC::GetMC();
-
//Set ALIC mother transparent
- pMC->Gsatt("ALIC","SEEN",0);
+ gMC->Gsatt("ALIC","SEEN",0);
//
//Set volumes visible