/*
$Log$
+Revision 1.28 2002/10/14 14:57:42 hristov
+Merging the VirtualMC branch to the main development branch (HEAD)
+
+Revision 1.25.6.4 2002/10/11 10:56:40 hristov
+Updating VirtualMC to v3-09-02
+
+Revision 1.27 2002/07/24 16:13:56 vicinanz
+Fixed bub in BuildGeometry
+
+Revision 1.26 2002/05/08 13:24:50 vicinanz
+AliTOFanalyzeMatching.C macro added and minor changes to the AliTOF code
+
+Revision 1.25 2001/11/22 11:22:51 hristov
+Updated version of TOF digitization, N^2 problem solved (J.Chudoba)
+
+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)
*/
///////////////////////////////////////////////////////////////////////////////
-// //
-// 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"
//
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++;
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff