fPosZEM[0] = 8.5;
fPosZEM[1] = 0.;
fPosZEM[2] = 735.;
- fZEMLength = 0.;
+
+ Float_t kDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice
+ Float_t kDimZEMAir = 0.001; // scotch
+ Float_t kFibRadZEM = 0.0315; // External fiber radius (including cladding)
+ Int_t kDivZEM[3] = {92, 0, 20}; // Divisions for EM detector
+ Float_t kDimZEM0 = 2*kDivZEM[2]*(kDimZEMPb+kDimZEMAir+kFibRadZEM*(TMath::Sqrt(2.)));
+ fZEMLength = kDimZEM0;
}
// -- ROTATE PIPES
Float_t angle = 0.143*kDegrad; // Rotation angle
- AliMatrix(im1, 90.+0.143, 0., 90., 90., 0.143, 180.); // x<0
+ AliMatrix(im1, 90.+0.143, 0., 90., 90., 0.143, 0.); // x<0
gMC->Gspos("QT17", 1, "ZDC ", TMath::Sin(angle) * 680.8/ 2. - 9.4,
0., -tubpar[2]-zd1, im1, "ONLY");
- AliMatrix(im2, 90.-0.143, 0., 90., 90., 0.143, 0.); // x>0 (ZP)
+ AliMatrix(im2, 90.-0.143, 0., 90., 90., 0.143, 180.); // x>0 (ZP)
gMC->Gspos("QT18", 1, "ZDC ", 9.7 - TMath::Sin(angle) * 680.8 / 2.,
0., -tubpar[2]-zd1, im2, "ONLY");
// -- MQXL
// -- GAP (VACUUM WITH MAGNETIC FIELD)
tubpar[0] = 0.;
- tubpar[1] = 4.5;
- tubpar[2] = 170./2.;
- gMC->Gsvolu("MCBW", "TUBE", idtmed[11], tubpar, 3);
+ tubpar[1] = 3.5;
+ tubpar[2] = 637./2.;
+ gMC->Gsvolu("MQXL", "TUBE", idtmed[11], tubpar, 3);
+
// -- YOKE
tubpar[0] = 3.5;
// Parameters for EM calorimeter geometry
// NB -> parameters used ONLY in CreateZDC()
- Float_t fDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice
- Float_t fDimZEMAir = 0.001; // scotch
- Float_t fFibRadZEM = 0.0315; // External fiber radius (including cladding)
+ Float_t kDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice
+ Float_t kFibRadZEM = 0.0315; // External fiber radius (including cladding)
Int_t fDivZEM[3] = {92, 0, 20}; // Divisions for EM detector
- Float_t fDimZEM0 = 2*fDivZEM[2]*(fDimZEMPb+fDimZEMAir+fFibRadZEM*(TMath::Sqrt(2.)));
- fZEMLength = fDimZEM0;
- Float_t fDimZEM[6] = {fDimZEM0, 3.5, 3.5, 45., 0., 0.}; // Dimensions of EM detector
- Float_t fFibZEM2 = fDimZEM[2]/TMath::Sin(fDimZEM[3]*kDegrad)-fFibRadZEM;
+ Float_t fDimZEM[6] = {fZEMLength, 3.5, 3.5, 45., 0., 0.}; // Dimensions of EM detector
+ Float_t fFibZEM2 = fDimZEM[2]/TMath::Sin(fDimZEM[3]*kDegrad)-kFibRadZEM;
Float_t fFibZEM[3] = {0., 0.0275, fFibZEM2}; // Fibers for EM calorimeter
gMC->Gspos("ZNF4", 1, "ZNG4", 0., 0., 0., 0, "ONLY");
// --- Position the neutron calorimeter in ZDC
- gMC->Gspos("ZNEU", 1, "ZDC ", fPosZN[0], fPosZN[1], fPosZN[2]-fDimZN[2], 0, "ONLY");
+ // -- Rotation of ZDCs
+ Int_t irotzdc;
+ gMC->Matrix(irotzdc, 90., 180., 90., 90., 180., 0.);
+ //
+ gMC->Gspos("ZNEU", 1, "ZDC ", fPosZN[0], fPosZN[1], fPosZN[2]-fDimZN[2], irotzdc, "ONLY");
//Ch debug
//printf("\n ZN -> %f < z < %f cm\n",fPosZN[2],fPosZN[2]-2*fDimZN[2]);
// --- Position the proton calorimeter in ZDC
- gMC->Gspos("ZPRO", 1, "ZDC ", fPosZP[0], fPosZP[1], fPosZP[2]-fDimZP[2], 0, "ONLY");
+ gMC->Gspos("ZPRO", 1, "ZDC ", fPosZP[0], fPosZP[1], fPosZP[2]-fDimZP[2], irotzdc, "ONLY");
//Ch debug
//printf("\n ZP -> %f < z < %f cm\n",fPosZP[2],fPosZP[2]-2*fDimZP[2]);
gMC->Gsdvn("ZETR", "ZEM ", fDivZEM[2], 1); // Tranches
- dimPb[0] = fDimZEMPb; // Lead slices
+ dimPb[0] = kDimZEMPb; // Lead slices
dimPb[1] = fDimZEM[2];
dimPb[2] = fDimZEM[1];
//dimPb[3] = fDimZEM[3]; //controllare
// --- Position the lead slices in the tranche
Float_t zTran = fDimZEM[0]/fDivZEM[2];
- Float_t zTrPb = -zTran+fDimZEMPb;
+ Float_t zTrPb = -zTran+kDimZEMPb;
gMC->Gspos("ZEL0", 1, "ZETR", zTrPb, 0., 0., 0, "ONLY");
- gMC->Gspos("ZEL1", 1, "ZETR", fDimZEMPb, 0., 0., 0, "ONLY");
+ gMC->Gspos("ZEL1", 1, "ZETR", kDimZEMPb, 0., 0., 0, "ONLY");
// --- Vacuum zone (to be filled with fibres)
- dimVoid[0] = (zTran-2*fDimZEMPb)/2.;
+ dimVoid[0] = (zTran-2*kDimZEMPb)/2.;
dimVoid[1] = fDimZEM[2];
dimVoid[2] = fDimZEM[1];
dimVoid[3] = 90.-fDimZEM[3];
gMC->Gspos("ZEM ", 2,"ALIC", fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY");
// --- Adding last slice at the end of the EM calorimeter
- Float_t zLastSlice = fPosZEM[2]+fDimZEMPb+2*fDimZEM[0];
+ Float_t zLastSlice = fPosZEM[2]+kDimZEMPb+2*fDimZEM[0];
gMC->Gspos("ZEL2", 1,"ALIC", fPosZEM[0], fPosZEM[1], zLastSlice, irot1, "ONLY");
//Ch debug
//printf("\n ZEM lenght = %f cm\n",2*fZEMLength);
- //printf("\n ZEM -> %f < z < %f cm\n",fPosZEM[2],fPosZEM[2]+2*fZEMLength+zLastSlice+fDimZEMPb);
+ //printf("\n ZEM -> %f < z < %f cm\n",fPosZEM[2],fPosZEM[2]+2*fZEMLength+zLastSlice+kDimZEMPb);
}
Int_t *idtmed = fIdtmed->GetArray();
- Float_t dens, ubuf[1], wmat[2], a[2], z[2], deemax = -1;
+ Float_t dens, ubuf[1], wmat[2], a[2], z[2];
Int_t i;
// --- Store in UBUF r0 for nuclear radius calculation R=r0*A**1/3
// --- Iron (energy loss taken into account)
ubuf[0] = 1.1;
- AliMaterial(7, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
+ AliMaterial(7, "IRON0", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
// --- Iron (no energy loss)
ubuf[0] = 1.1;
- AliMaterial(8, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
+ AliMaterial(8, "IRON1", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
+ // ---------------------------------------------------------
+ Float_t aResGas[3]={1.008,12.0107,15.9994};
+ Float_t zResGas[3]={1.,6.,8.};
+ Float_t wResGas[3]={0.28,0.28,0.44};
+ Float_t dResGas = 3.2E-14;
+
// --- Vacuum (no magnetic field)
- AliMaterial(10, "VOID", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0);
+ AliMixture(10, "VOID", aResGas, zResGas, dResGas, 3, wResGas);
+ //AliMaterial(10, "VOID", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0);
// --- Vacuum (with magnetic field)
- AliMaterial(11, "VOIM", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0);
+ AliMixture(11, "VOIM", aResGas, zResGas, dResGas, 3, wResGas);
+ //AliMaterial(11, "VOIM", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0);
// --- Air (no magnetic field)
- AliMaterial(12, "Air $", 14.61, 7.3, .001205, 30420., 67500., ubuf, 0);
+ Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
+ Float_t zAir[4]={6.,7.,8.,18.};
+ Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
+ Float_t dAir = 1.20479E-3;
+ //
+ AliMixture(12, "Air $", aAir, zAir, dAir, 4, wAir);
+ //AliMaterial(12, "Air $", 14.61, 7.3, .001205, 30420., 67500., ubuf, 0);
// --- Definition of tracking media:
// --- Vacuum (with field) = 11
// --- Air (no field) = 12
-
- // --- Tracking media parameters
- Float_t epsil = .01, stmin=0.01, stemax = 1.;
-// Int_t isxfld = gAlice->Field()->Integ();
- Float_t fieldm = 0., tmaxfd = 0.;
- Int_t ifield = 0, isvolActive = 1, isvol = 0, inofld = 0;
-
- AliMedium(1, "ZTANT", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
-// AliMedium(1, "ZW", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
- AliMedium(2, "ZBRASS",2, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
- AliMedium(3, "ZSIO2", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
- AliMedium(4, "ZQUAR", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
- AliMedium(5, "ZLEAD", 5, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
-// AliMedium(6, "ZCOPP", 6, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
-// AliMedium(7, "ZIRON", 7, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
- AliMedium(6, "ZCOPP", 6, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
- AliMedium(7, "ZIRON", 7, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
- AliMedium(8, "ZIRONN",8, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
- AliMedium(10,"ZVOID",10, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
- AliMedium(12,"ZAIR", 12, 0, inofld, fieldm, tmaxfd, stemax,deemax, epsil, stmin);
-
- ifield =2;
- fieldm = 45.;
- AliMedium(11, "ZVOIM", 11, isvol, ifield, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
+ // ****************************************************
+ // Tracking media parameters
+ //
+ Float_t epsil = 0.01; // Tracking precision,
+ Float_t stmin = 0.01; // Min. value 4 max. step (cm)
+ Float_t stemax = 1.; // Max. step permitted (cm)
+ Float_t tmaxfd = 0.; // Maximum angle due to field (degrees)
+ Float_t deemax = -1.; // Maximum fractional energy loss
+ Float_t nofieldm = 0.; // Max. field value (no field)
+ Float_t fieldm = 45.; // Max. field value (with field)
+ Int_t isvol = 0; // ISVOL =0 -> not sensitive volume
+ Int_t isvolActive = 1; // ISVOL =1 -> sensitive volume
+ Int_t inofld = 0; // IFIELD=0 -> no magnetic field
+ Int_t ifield =2; // IFIELD=2 -> magnetic field defined in AliMagFC.h
+ // *****************************************************
+
+ AliMedium(1, "ZTANT", 1, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(2, "ZBRASS",2, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(3, "ZSIO2", 3, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(4, "ZQUAR", 3, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(5, "ZLEAD", 5, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(6, "ZCOPP", 6, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(7, "ZIRON", 7, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(8, "ZIRONN",8, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(10,"ZVOID",10, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(12,"ZAIR", 12, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
+ //
+ AliMedium(11,"ZVOIM",11, isvol, ifield, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
// Thresholds for showering in the ZDCs
i = 1; //tantalum
//
Int_t j, vol[2], ibeta=0, ialfa, ibe, nphe;
- Float_t x[3], xdet[3], destep, hits[10], m, ekin, um[3], ud[3], be, radius, out;
+ Float_t x[3], xdet[3], destep, hits[10], m, ekin, um[3], ud[3], be, out;
+ //Float_t radius;
Float_t xalic[3], z, guiEff, guiPar[4]={0.31,-0.0004,0.0197,0.7958};
TLorentzVector s, p;
const char *knamed;
if(fNoShower==1) {
if(gMC->GetMedium() == fMedSensPI) {
knamed = gMC->CurrentVolName();
- //printf("\t fMedSensPI -> medium: %d, Volume: %s \n",gMC->GetMedium(),knamed);
- if(!strncmp(knamed,"YMQ",3)) fpLostIT += 1;
+ if(!strncmp(knamed,"YMQ",3)) fpLostIT += 1;
if(!strncmp(knamed,"YD1",3)) fpLostD1 += 1;
}
else if(gMC->GetMedium() == fMedSensTDI){ // NB->Cu = TDI or D1 vacuum chamber
knamed = gMC->CurrentVolName();
- //printf("\t fMedSensTDI -> medium: %d, Volume: %s \n",gMC->GetMedium(),knamed);
if(!strncmp(knamed,"MD1",3)) fpLostD1 += 1;
if(!strncmp(knamed,"QTD",3)) fpLostTDI += 1;
}
- printf("\n # of p lost in Inner Triplet = %d\n",fpLostIT);
- printf("\n # of p lost in D1 = %d\n",fpLostD1);
- printf("\n # of p lost in TDI = %d\n\n",fpLostTDI);
+ printf("\n # of spectators lost in IT = %d\n",fpLostIT);
+ printf("\n # of spectators lost in D1 = %d\n",fpLostD1);
+ printf("\n # of spectators lost in TDI = %d\n\n",fpLostTDI);
gMC->StopTrack();
}
return;
if(fNoShower==1){
fpDetected += 1;
gMC->StopTrack();
- if(vol[0]==2) printf("\n # of detected p = %d\n\n",fpDetected);
+ if(vol[0]==1) printf("\n # of detected neutrons = %d\n\n",fpDetected);
+ if(vol[0]==2) printf("\n # of detected protons = %d\n\n",fpDetected);
return;
}
}
Float_t ptot=TMath::Sqrt(p[0]*p[0]+p[1]*p[1]+p[2]*p[2]);
if(p[3] > 0.00001) beta = ptot/p[3];
else return;
- if(beta<0.67){
- return;
- }
- else if((beta>=0.67) && (beta<=0.75)){
- ibeta = 0;
- }
- if((beta>0.75) && (beta<=0.85)){
- ibeta = 1;
- }
- if((beta>0.85) && (beta<=0.95)){
- ibeta = 2;
- }
- if(beta>0.95){
- ibeta = 3;
- }
+ if(beta<0.67)return;
+ else if((beta>=0.67) && (beta<=0.75)) ibeta = 0;
+ else if((beta>0.75) && (beta<=0.85)) ibeta = 1;
+ else if((beta>0.85) && (beta<=0.95)) ibeta = 2;
+ else if(beta>0.95) ibeta = 3;
// Angle between particle trajectory and fibre axis
// 1 -> Momentum directions
Double_t alfar = TMath::ACos(ud[2]);
Double_t alfa = alfar*kRaddeg;
if(alfa>=110.) return;
+ //
ialfa = Int_t(1.+alfa/2.);
// Distance between particle trajectory and fibre axis
be = TMath::Abs(ud[0]);
}
- if((vol[0]==1)){
- radius = fFibZN[1];
- }
- else if((vol[0]==2)){
- radius = fFibZP[1];
- }
ibe = Int_t(be*1000.+1);
+ //if((vol[0]==1)) radius = fFibZN[1];
+ //else if((vol[0]==2)) radius = fFibZP[1];
//Looking into the light tables
Float_t charge = gMC->TrackCharge();
if(ibe>fNben) ibe=fNben;
out = charge*charge*fTablen[ibeta][ialfa][ibe];
nphe = gRandom->Poisson(out);
-// printf("ZN --- ibeta = %d, ialfa = %d, ibe = %d"
-// " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe);
+ // Ch. debug
+ //if(ibeta==3) printf("\t %f \t %f \t %f\n",alfa, be, out);
+ //printf("\t ibeta = %d, ialfa = %d, ibe = %d -> nphe = %d\n\n",ibeta,ialfa,ibe,nphe);
if(gMC->GetMedium() == fMedSensF1){
hits[7] = nphe; //fLightPMQ
hits[8] = 0;
if(ibe>fNbep) ibe=fNbep;
out = charge*charge*fTablep[ibeta][ialfa][ibe];
nphe = gRandom->Poisson(out);
-// printf("ZP --- ibeta = %d, ialfa = %d, ibe = %d"
-// " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe);
if(gMC->GetMedium() == fMedSensF1){
hits[7] = nphe; //fLightPMQ
hits[8] = 0;
// z = xalic[2]-fPosZEM[2]-fZEMLength-xalic[1]*(TMath::Tan(45.*kDegrad));
// printf("\n fPosZEM[2]+2*fZEMLength = %f", fPosZEM[2]+2*fZEMLength);
guiEff = guiPar[0]*(guiPar[1]*z*z+guiPar[2]*z+guiPar[3]);
-// printf("\n xalic[0] = %f xalic[1] = %f xalic[2] = %f z = %f \n",
-// xalic[0],xalic[1],xalic[2],z);
out = out*guiEff;
nphe = gRandom->Poisson(out);
// printf(" out*guiEff = %f nphe = %d", out, nphe);
-// printf("ZEM --- ibeta = %d, ialfa = %d, ibe = %d"
-// " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe);
if(vol[1] == 1){
hits[7] = 0;
hits[8] = nphe; //fLightPMC (ZEM1)
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff