// can be easily implemented
// The title is used to identify the version of CPV used.
//
-//*-- Author: Yves Schutz (SUBATECH)
+//*-- Author: Yves Schutz (SUBATECH) & Dmitri Peressounko (RRC "KI" & SUBATECH)
// --- ROOT system ---
#include "AliPHOSGeometry.h"
#include "AliPHOSEMCAGeometry.h"
-#include "AliPHOSPpsdRecPoint.h"
+#include "AliPHOSRecPoint.h"
#include "AliConst.h"
ClassImp(AliPHOSGeometry) ;
if (fRotMatrixArray) delete fRotMatrixArray ;
if (fPHOSAngle ) delete fPHOSAngle ;
}
-
//____________________________________________________________________________
void AliPHOSGeometry::Init(void)
// IHEP is the Protvino CPV (cathode pad chambers)
// GPS2 is the Subatech Pre-Shower (two micromegas sandwiching a passive lead converter)
// MIXT 4 PHOS modules withe the IHEP CPV qnd one PHOS module with the Subatche Pre-Shower
-
- if ( ((strcmp( fName, "GPS2" )) == 0) ||
- ((strcmp( fName, "IHEP" )) == 0) ||
- ((strcmp( fName, "MIXT" )) == 0) ) {
- fgInit = kTRUE ;
-
- fNModules = 5;
- fNPPSDModules = 0;
- fAngle = 20;
-
- fGeometryEMCA = new AliPHOSEMCAGeometry();
- if ( ((strcmp( fName, "GPS2" )) == 0) ) {
- fGeometryPPSD = new AliPHOSPPSDGeometry();
- fGeometryCPV = 0;
- fNPPSDModules = fNModules;
- }
- else if ( ((strcmp( fName, "IHEP" )) == 0) ) {
- fGeometryCPV = new AliPHOSCPVGeometry ();
- fGeometryPPSD = 0;
- fNPPSDModules = 0;
- }
- else if ( ((strcmp( fName, "MIXT" )) == 0) ) {
- fGeometryCPV = new AliPHOSCPVGeometry ();
- fGeometryPPSD = new AliPHOSPPSDGeometry();
- fNPPSDModules = 1;
- }
- fGeometrySUPP = new AliPHOSSupportGeometry();
-
- fPHOSAngle = new Float_t[fNModules] ;
- Int_t index ;
- for ( index = 0; index < fNModules; index++ )
+
+ fgInit = kTRUE ;
+
+ fNModules = 5;
+ fAngle = 20;
+
+ fGeometryEMCA = new AliPHOSEMCAGeometry();
+
+ fGeometryCPV = new AliPHOSCPVGeometry ();
+
+ fGeometrySUPP = new AliPHOSSupportGeometry();
+
+ fPHOSAngle = new Float_t[fNModules] ;
+
+ Float_t * emcParams = fGeometryEMCA->GetEMCParams() ;
+
+ fPHOSParams[0] = TMath::Max(fGeometryCPV->GetCPVBoxSize(0)/2.,
+ (emcParams[0]*(fGeometryCPV->GetCPVBoxSize(1)+emcParams[3]) -
+ emcParams[1]* fGeometryCPV->GetCPVBoxSize(1))/emcParams[3] ) ;
+ fPHOSParams[1] = emcParams[1] ;
+ fPHOSParams[2] = TMath::Max(emcParams[2], fGeometryCPV->GetCPVBoxSize(2)/2.);
+ fPHOSParams[3] = emcParams[3] + fGeometryCPV->GetCPVBoxSize(1)/2. ;
+
+ fIPtoUpperCPVsurface = fGeometryEMCA->GetIPtoOuterCoverDistance() - fGeometryCPV->GetCPVBoxSize(1) ;
+
+ Int_t index ;
+ for ( index = 0; index < fNModules; index++ )
fPHOSAngle[index] = 0.0 ; // Module position angles are set in CreateGeometry()
-
- this->SetPHOSAngles() ;
- fRotMatrixArray = new TObjArray(fNModules) ;
-
- // post the geometry into the appropriate folder
- TFolder * folder = (TFolder*)gROOT->FindObjectAny("YSAlice/WhiteBoard/Geometry/PHOS");
- if ( !folder ) {
- cerr << "ERROR: AliPHOSGeometry::Init -> No WhiteBoard/Geometry/PHOS found !" << endl ;
- abort();
- } else {
+
+ this->SetPHOSAngles() ;
+ fRotMatrixArray = new TObjArray(fNModules) ;
+
+ // post the geometry into the appropriate folder
+ TFolder * folder = (TFolder*)gROOT->FindObjectAny("YSAlice/WhiteBoard/Geometry/PHOS");
+ if ( !folder ) {
+ cerr << "ERROR: AliPHOSGeometry::Init -> No WhiteBoard/Geometry/PHOS found !" << endl ;
+ abort();
+ } else {
folder->SetOwner() ;
folder->Add(this) ;
- }
- }
- else {
- fgInit = kFALSE ;
- cout << "PHOS Geometry setup: option not defined " << fName << endl ;
- abort() ;
}
+
}
-//____________________________________________________________________________
-Bool_t AliPHOSGeometry::IsInEMC(const Int_t id) const {
- Int_t relid[4] ;
- AbsToRelNumbering(id, relid) ;
- if ( relid[1] == 0 )
- return kTRUE ;
- else
- return kFALSE ;
- }
-
-//____________________________________________________________________________
-Float_t AliPHOSGeometry::GetCPVBoxSize(Int_t index) const
-{
- // returns the coarse dimension CPV depending on the CPV option set
-
- if (strcmp(fName,"GPS2") ==0 )
- return fGeometryPPSD->GetCPVBoxSize(index);
- else if (strcmp(fName,"IHEP")==0)
- return fGeometryCPV ->GetCPVBoxSize(index);
- else if (strcmp(fName,"MIXT")==0)
- return TMath::Max(fGeometryCPV ->GetCPVBoxSize(index), fGeometryPPSD->GetCPVBoxSize(index));
- else
- return 0;
-}
-
//____________________________________________________________________________
AliPHOSGeometry * AliPHOSGeometry::GetInstance()
{
// Calculates the position of the PHOS modules in ALICE global coordinate system
Double_t const kRADDEG = 180.0 / kPI ;
- Float_t pphi = 2 * TMath::ATan( GetOuterBoxSize(0) / ( 2.0 * GetIPtoOuterCoverDistance() ) ) ;
+ Float_t pphi = 2 * TMath::ATan( GetOuterBoxSize(0) / ( 2.0 * GetIPtoUpperCPVsurface() ) ) ;
pphi *= kRADDEG ;
- if (pphi > fAngle) cout << "AliPHOSGeometry: PHOS modules overlap!\n";
+ if (pphi > fAngle){
+ cout << "AliPHOSGeometry: PHOS modules overlap!\n";
+ cout << "pphi = " << pphi << " fAngle " << fAngle << endl ;
+
+ }
pphi = fAngle;
for( Int_t i = 1; i <= fNModules ; i++ ) {
// Converts the absolute numbering into the following array/
// relid[0] = PHOS Module number 1:fNModules
// relid[1] = 0 if PbW04
- // = PPSD Module number 1:fNumberOfModulesPhi*fNumberOfModulesZ*2 (2->up and bottom level)
- // relid[2] = Row number inside a PHOS or PPSD module
- // relid[3] = Column number inside a PHOS or PPSD module
+ // = -1 if CPV
+ // relid[2] = Row number inside a PHOS module
+ // relid[3] = Column number inside a PHOS module
Bool_t rv = kTRUE ;
Float_t id = AbsId ;
- Int_t phosmodulenumber = (Int_t)TMath:: Ceil( id / ( GetNPhi() * GetNZ() ) ) ;
+ Int_t phosmodulenumber = (Int_t)TMath:: Ceil( id / GetNCristalsInModule() ) ;
- if ( phosmodulenumber > GetNModules() ) { // it is a PPSD or CPV pad
-
- if ( strcmp(fName,"GPS2") == 0 ) {
- id -= GetNPhi() * GetNZ() * GetNModules() ;
- Float_t tempo = 2 * GetNumberOfModulesPhi() * GetNumberOfModulesZ() * GetNumberOfPadsPhi() * GetNumberOfPadsZ() ;
- relid[0] = (Int_t)TMath::Ceil( id / tempo ) ;
- id -= ( relid[0] - 1 ) * tempo ;
- relid[1] = (Int_t)TMath::Ceil( id / ( GetNumberOfPadsPhi() * GetNumberOfPadsZ() ) ) ;
- id -= ( relid[1] - 1 ) * GetNumberOfPadsPhi() * GetNumberOfPadsZ() ;
- relid[2] = (Int_t)TMath::Ceil( id / GetNumberOfPadsPhi() ) ;
- relid[3] = (Int_t) ( id - ( relid[2] - 1 ) * GetNumberOfPadsPhi() ) ;
- }
- else if ( strcmp(fName,"IHEP") == 0 ) {
- id -= GetNPhi() * GetNZ() * GetNModules() ;
- Float_t nCPV = GetNumberOfCPVPadsPhi() * GetNumberOfCPVPadsZ() ;
- relid[0] = (Int_t) TMath::Ceil( id / nCPV ) ;
- relid[1] = 1 ;
- id -= ( relid[0] - 1 ) * nCPV ;
- relid[2] = (Int_t) TMath::Ceil( id / GetNumberOfCPVPadsZ() ) ;
- relid[3] = (Int_t) ( id - ( relid[2] - 1 ) * GetNumberOfCPVPadsZ() ) ;
- }
- else if ( strcmp(fName,"MIXT") == 0 ) {
- id -= GetNPhi() * GetNZ() * GetNModules() ;
- Float_t nPPSD = 2 * GetNumberOfModulesPhi() * GetNumberOfModulesZ() * GetNumberOfPadsPhi() * GetNumberOfPadsZ() ;
- Float_t nCPV = GetNumberOfCPVPadsPhi() * GetNumberOfCPVPadsZ() ;
- if (id <= nCPV*GetNCPVModules()) { // this pad belons to CPV
- relid[0] = (Int_t) TMath::Ceil( id / nCPV ) ;
- relid[1] = 1 ;
- id -= ( relid[0] - 1 ) * nCPV ;
- relid[2] = (Int_t) TMath::Ceil( id / GetNumberOfCPVPadsZ() ) ;
- relid[3] = (Int_t) ( id - ( relid[2] - 1 ) * GetNumberOfCPVPadsZ() ) ;
- }
- else { // this pad belons to PPSD
- id -= nCPV*GetNCPVModules();
- relid[0] = (Int_t)TMath::Ceil( id / nPPSD );
- id -= ( relid[0] - 1 ) * nPPSD ;
- relid[0] += GetNCPVModules();
- relid[1] = (Int_t)TMath::Ceil( id / ( GetNumberOfPadsPhi() * GetNumberOfPadsZ() ) ) ;
- id -= ( relid[1] - 1 ) * GetNumberOfPadsPhi() * GetNumberOfPadsZ() ;
- relid[2] = (Int_t)TMath::Ceil( id / GetNumberOfPadsPhi() ) ;
- relid[3] = (Int_t) ( id - ( relid[2] - 1 ) * GetNumberOfPadsPhi() ) ;
- }
- }
+ if ( phosmodulenumber > GetNModules() ) { // it is a CPV pad
+
+ id -= GetNPhi() * GetNZ() * GetNModules() ;
+ Float_t nCPV = GetNumberOfCPVPadsPhi() * GetNumberOfCPVPadsZ() ;
+ relid[0] = (Int_t) TMath::Ceil( id / nCPV ) ;
+ relid[1] = -1 ;
+ id -= ( relid[0] - 1 ) * nCPV ;
+ relid[2] = (Int_t) TMath::Ceil( id / GetNumberOfCPVPadsZ() ) ;
+ relid[3] = (Int_t) ( id - ( relid[2] - 1 ) * GetNumberOfCPVPadsZ() ) ;
}
- else { // its a PW04 crystal
+ else { // it is a PW04 crystal
relid[0] = phosmodulenumber ;
relid[1] = 0 ;
id -= ( phosmodulenumber - 1 ) * GetNPhi() * GetNZ() ;
- relid[2] = (Int_t)TMath::Ceil( id / GetNPhi() ) ;
- relid[3] = (Int_t)( id - ( relid[2] - 1 ) * GetNPhi() ) ;
+ relid[2] = (Int_t)TMath::Ceil( id / GetNZ() ) ;
+ relid[3] = (Int_t)( id - ( relid[2] - 1 ) * GetNZ() ) ;
}
return rv ;
}
conv = 1. ;
}
- Float_t phi = GetPHOSAngle(mod) * (TMath::Pi() / 180.) ;
- Float_t y0 = GetIPtoOuterCoverDistance() + GetUpperPlateThickness()
- + GetSecondUpperPlateThickness() + GetUpperCoolingPlateThickness() ;
-
- Double_t angle = TMath::ATan( GetCrystalSize(0)*GetNPhi() / (2 * y0) ) ;
- phi = phi + 1.5 * TMath::Pi() ; // to follow the convention of the particle generator(PHOS is between 230 and 310 deg.)
+ Float_t phi = GetPHOSAngle(mod) * (TMath::Pi() / 180.) ;
+ Float_t y0 = GetIPtoCrystalSurface() ;
+ Float_t * strip = fGeometryEMCA->GetStripHalfSize() ;
+ Float_t x0 = fGeometryEMCA->GetNStripX()*strip[0] ;
+ Float_t z0 = fGeometryEMCA->GetNStripZ()*strip[2] ;
+ Double_t angle = TMath::ATan( x0 / y0 ) ;
+ phi = phi + 1.5 * TMath::Pi() ; // to follow the convention of the particle generator(PHOS is between 220 and 320 deg.)
Double_t max = phi - angle ;
Double_t min = phi + angle ;
pM = TMath::Max(max, min) * conv ;
pm = TMath::Min(max, min) * conv ;
- angle = TMath::ATan( GetCrystalSize(2)*GetNZ() / (2 * y0) ) ;
+ angle = TMath::ATan( z0 / y0 ) ;
max = TMath::Pi() / 2. + angle ; // to follow the convention of the particle generator(PHOS is at 90 deg.)
min = TMath::Pi() / 2. - angle ;
tM = TMath::Max(max, min) * conv ;
conv = 1. ;
}
- Float_t y0 = GetIPtoOuterCoverDistance() + GetUpperPlateThickness()
- + GetSecondUpperPlateThickness() + GetUpperCoolingPlateThickness() ;
+ Float_t y0 = GetIPtoCrystalSurface() ;
theta = 2 * TMath::ATan( GetCrystalSize(2) / (2 * y0) ) * conv ;
phi = 2 * TMath::ATan( GetCrystalSize(0) / (2 * y0) ) * conv ;
}
if ( tmpPHOS->IsEmc() ) // it is a EMC crystal
- { gpos.SetY( -(GetIPtoOuterCoverDistance() + GetUpperPlateThickness() +
- GetSecondUpperPlateThickness() + GetUpperCoolingPlateThickness()) ) ;
+ { gpos.SetY( - GetIPtoCrystalSurface()) ;
}
else
- { // it is a PPSD pad
- AliPHOSPpsdRecPoint * tmpPpsd = (AliPHOSPpsdRecPoint *) RecPoint ;
- if (tmpPpsd->GetUp() ) // it is an upper module
- {
- gpos.SetY(-( GetIPtoOuterCoverDistance() - GetMicromegas2Thickness() -
- GetLeadToMicro2Gap() - GetLeadConverterThickness() -
- GetMicro1ToLeadGap() - GetMicromegas1Thickness() / 2.0 ) ) ;
- }
- else // it is a lower module
- gpos.SetY(-( GetIPtoOuterCoverDistance() - GetMicromegas2Thickness() / 2.0) ) ;
+ { // it is a CPV
+ gpos.SetY(- GetIPtoUpperCPVsurface() ) ;
}
Float_t phi = GetPHOSAngle( tmpPHOS->GetPHOSMod()) ;
if ( tmpPHOS->IsEmc() ) // it is a EMC crystal
- { gpos.SetY( -(GetIPtoOuterCoverDistance() + GetUpperPlateThickness() +
- GetSecondUpperPlateThickness() + GetUpperCoolingPlateThickness()) ) ;
+ { gpos.SetY( - GetIPtoCrystalSurface() ) ;
}
else
- { // it is a PPSD pad
- AliPHOSPpsdRecPoint * tmpPpsd = (AliPHOSPpsdRecPoint *) RecPoint ;
- if (tmpPpsd->GetUp() ) // it is an upper module
- {
- gpos.SetY(-( GetIPtoOuterCoverDistance() - GetMicromegas2Thickness() -
- GetLeadToMicro2Gap() - GetLeadConverterThickness() -
- GetMicro1ToLeadGap() - GetMicromegas1Thickness() / 2.0 ) ) ;
- }
- else // it is a lower module
- gpos.SetY(-( GetIPtoOuterCoverDistance() - GetMicromegas2Thickness() / 2.0) ) ;
+ { // it is a CPV
+ gpos.SetY(- GetIPtoUpperCPVsurface() ) ;
}
Float_t phi = GetPHOSAngle( tmpPHOS->GetPHOSMod()) ;
}
if ( ModuleNumber != 0 ) {
Float_t phi0 = GetPHOSAngle(ModuleNumber) * (TMath::Pi() / 180.) + 1.5 * TMath::Pi() ;
- Float_t y0 = GetIPtoOuterCoverDistance() + GetUpperPlateThickness()
- + GetSecondUpperPlateThickness() + GetUpperCoolingPlateThickness() ;
+ Float_t y0 = GetIPtoCrystalSurface() ;
Double_t angle = phi - phi0;
x = y0 * TMath::Tan(angle) ;
angle = theta - TMath::Pi() / 2 ;
// Converts the relative numbering into the absolute numbering
// EMCA crystals:
// AbsId = from 1 to fNModules * fNPhi * fNZ
- // PPSD gas cell:
- // AbsId = from N(total EMCA crystals) + 1
- // to NCPVModules * fNumberOfCPVPadsPhi * fNumberOfCPVPadsZ +
- // fNModules * 2 * (fNumberOfModulesPhi * fNumberOfModulesZ) * fNumberOfPadsPhi * fNumberOfPadsZ
// CPV pad:
// AbsId = from N(total PHOS crystals) + 1
// to NCPVModules * fNumberOfCPVPadsPhi * fNumberOfCPVPadsZ
Bool_t rv = kTRUE ;
-
- if ( relid[1] > 0 && strcmp(fName,"GPS2")==0) { // it is a PPSD pad
- AbsId = GetNPhi() * GetNZ() * GetNModules() // the offset to separate EMCA crystals from PPSD pads
- + ( relid[0] - 1 ) * GetNumberOfModulesPhi() * GetNumberOfModulesZ() // the pads offset of PPSD modules
- * GetNumberOfPadsPhi() * GetNumberOfPadsZ() * 2
- + ( relid[1] - 1 ) * GetNumberOfPadsPhi() * GetNumberOfPadsZ() // the pads offset of PPSD modules
- + ( relid[2] - 1 ) * GetNumberOfPadsPhi() // the pads offset of a PPSD row
- + relid[3] ; // the column number
- }
-
- else if ( relid[1] > 0 && strcmp(fName,"MIXT")==0) { // it is a PPSD pad
- AbsId = GetNPhi() * GetNZ() * GetNModules() // the offset to separate EMCA crystals from PPSD pads
- + GetNCPVModules() * GetNumberOfCPVPadsPhi() * GetNumberOfCPVPadsZ() // the pads offset of CPV modules if any
- + ( relid[0] - 1 - GetNCPVModules())
- * GetNumberOfModulesPhi() * GetNumberOfModulesZ() // the pads offset of PPSD modules
- * GetNumberOfPadsPhi() * GetNumberOfPadsZ() * 2
- + ( relid[1] - 1 ) * GetNumberOfPadsPhi() * GetNumberOfPadsZ() // the pads offset of PPSD modules
- + ( relid[2] - 1 ) * GetNumberOfPadsPhi() // the pads offset of a PPSD row
- + relid[3] ; // the column number
- }
-
- else if ( relid[1] == 0 ) { // it is a Phos crystal
+
+ if ( relid[1] == 0 ) { // it is a Phos crystal
AbsId =
- ( relid[0] - 1 ) * GetNPhi() * GetNZ() // the offset of PHOS modules
- + ( relid[2] - 1 ) * GetNPhi() // the offset of a xtal row
- + relid[3] ; // the column number
+ ( relid[0] - 1 ) * GetNPhi() * GetNZ() // the offset of PHOS modules
+ + ( relid[2] - 1 ) * GetNZ() // the offset along phi
+ + relid[3] ; // the offset along z
}
-
- else if ( relid[1] == -1 ) { // it is a CPV pad
- AbsId = GetNPhi() * GetNZ() * GetNModules() // the offset to separate EMCA crystals from CPV pads
- + ( relid[0] - 1 ) * GetNumberOfCPVPadsPhi() * GetNumberOfCPVPadsZ() // the pads offset of PHOS modules
- + ( relid[2] - 1 ) * GetNumberOfCPVPadsZ() // the pads offset of a CPV row
+ else { // it is a CPV pad
+ AbsId = GetNPhi() * GetNZ() * GetNModules() // the offset to separate EMCA crystals from CPV pads
+ + ( relid[0] - 1 ) * GetNumberOfCPVPadsPhi() * GetNumberOfCPVPadsZ() // the pads offset of PHOS modules
+ + ( relid[2] - 1 ) * GetNumberOfCPVPadsZ() // the pads offset of a CPV row
+ relid[3] ; // the column number
}
void AliPHOSGeometry::RelPosInAlice(const Int_t id, TVector3 & pos ) const
{
// Converts the absolute numbering into the global ALICE coordinate system
- // It works only for the GPS2 geometry
- if (id > 0 && strcmp(fName,"GPS2")==0) {
Int_t relid[4] ;
Float_t y0 = 0 ;
- if ( relid[1] == 0 ) { // it is a PbW04 crystal
- y0 = -(GetIPtoOuterCoverDistance() + GetUpperPlateThickness()
- + GetSecondUpperPlateThickness() + GetUpperCoolingPlateThickness()) ;
- }
- if ( relid[1] > 0 ) { // its a PPSD pad
- if ( relid[1] > GetNumberOfModulesPhi() * GetNumberOfModulesZ() ) { // its an bottom module
- y0 = -( GetIPtoOuterCoverDistance() - GetMicromegas2Thickness() / 2.0) ;
- }
- else // its an upper module
- y0 = -( GetIPtoOuterCoverDistance() - GetMicromegas2Thickness() - GetLeadToMicro2Gap()
- - GetLeadConverterThickness() - GetMicro1ToLeadGap() - GetMicromegas1Thickness() / 2.0) ;
- }
-
+ if ( relid[1] == 0 ) // it is a PbW04 crystal
+ y0 = - GetIPtoCrystalSurface() ;
+ else
+ y0 = - GetIPtoUpperCPVsurface() ;
+
Float_t x, z ;
RelPosInModule(relid, x, z) ;
pos.SetX(x) ;
pos.SetZ(z) ;
- pos.SetY(- TMath::Sqrt(x*x + z*z + y0*y0) ) ;
-
-
+ pos.SetY(y0) ;
Float_t phi = GetPHOSAngle( phosmodule) ;
Double_t const kRADDEG = 180.0 / kPI ;
TRotation dummy = rot.Invert() ; // to transform from original frame to rotate frame
- cout << "before X,Y,Z " << pos.X() << endl << pos.Y() << endl << pos.Z() << endl;
pos.Transform(rot) ; // rotate the baby
- cout << "X,Y,Z " << pos.X() << endl << pos.Y() << endl << pos.Z() << endl;
- }
- else {
- pos.SetX(0.);
- pos.SetY(0.);
- pos.SetZ(0.);
- }
}
//____________________________________________________________________________
{
// Converts the relative numbering into the local PHOS-module (x, z) coordinates
// Note: sign of z differs from that in the previous version (Yu.Kharlov, 12 Oct 2000)
-
- Bool_t padOfCPV = (strcmp(fName,"IHEP")==0) ||
- ((strcmp(fName,"MIXT")==0) && relid[0]<=GetNCPVModules()) ;
- Bool_t padOfPPSD = (strcmp(fName,"GPS2")==0) ||
- ((strcmp(fName,"MIXT")==0) && relid[0]> GetNCPVModules()) ;
- Int_t ppsdmodule ;
- Float_t x0,z0;
Int_t row = relid[2] ; //offset along x axiz
Int_t column = relid[3] ; //offset along z axiz
- Float_t padsizeZ = 0;
- Float_t padsizeX = 0;
- Int_t nOfPadsPhi = 0;
- Int_t nOfPadsZ = 0;
- if ( padOfPPSD ) {
- padsizeZ = GetPPSDModuleSize(2) / GetNumberOfPadsZ();
- padsizeX = GetPPSDModuleSize(0) / GetNumberOfPadsPhi();
- nOfPadsPhi = GetNumberOfPadsPhi();
- nOfPadsZ = GetNumberOfPadsZ();
- }
- else if ( padOfCPV ) {
- padsizeZ = GetPadSizeZ();
- padsizeX = GetPadSizePhi();
- nOfPadsPhi = GetNumberOfCPVPadsPhi();
- nOfPadsZ = GetNumberOfCPVPadsZ();
- }
if ( relid[1] == 0 ) { // its a PbW04 crystal
x = - ( GetNPhi()/2. - row + 0.5 ) * GetCrystalSize(0) ; // position ox Xtal with respect
z = ( GetNZ() /2. - column + 0.5 ) * GetCrystalSize(2) ; // of center of PHOS module
}
else {
- if ( padOfPPSD ) {
- if ( relid[1] > GetNumberOfModulesPhi() * GetNumberOfModulesZ() )
- ppsdmodule = relid[1]-GetNumberOfModulesPhi() * GetNumberOfModulesZ();
- else
- ppsdmodule = relid[1] ;
- Int_t modrow = 1+(Int_t)TMath::Ceil( (Float_t)ppsdmodule / GetNumberOfModulesPhi()-1. ) ;
- Int_t modcol = ppsdmodule - ( modrow - 1 ) * GetNumberOfModulesPhi() ;
- x0 = ( GetNumberOfModulesPhi() / 2. - modrow + 0.5 ) * GetPPSDModuleSize(0) ;
- z0 = ( GetNumberOfModulesZ() / 2. - modcol + 0.5 ) * GetPPSDModuleSize(2) ;
- } else {
- x0 = 0;
- z0 = 0;
- }
- x = - ( nOfPadsPhi/2. - row - 0.5 ) * padsizeX + x0 ; // position of pad with respect
- z = ( nOfPadsZ /2. - column - 0.5 ) * padsizeZ - z0 ; // of center of PHOS module
+ x = - ( GetNumberOfCPVPadsPhi()/2. - row - 0.5 ) * GetPadSizePhi() ; // position of pad with respect
+ z = ( GetNumberOfCPVPadsZ() /2. - column - 0.5 ) * GetPadSizeZ() ; // of center of PHOS module
}
}
#include "AliPHOSEMCAGeometry.h"
#include "AliPHOSCPVGeometry.h"
-#include "AliPHOSPPSDGeometry.h"
#include "AliPHOSSupportGeometry.h"
// General
- static TString Degre(void) {
- // a global for degree (deg)
- return TString("deg") ;
- }
+ static TString Degre(void) { return TString("deg") ; } // a global for degree (deg)
- static TString Radian(void) {
- // a global for radian (rad)
- return TString("rad") ;
- }
+ static TString Radian(void){ return TString("rad") ; } // a global for radian (rad)
- Bool_t AbsToRelNumbering(const Int_t AbsId, Int_t * RelId) const ; // converts the absolute PHOS numbering to a relative
+ Bool_t AbsToRelNumbering(const Int_t AbsId, Int_t * RelId) const ;
+ // converts the absolute PHOS numbering to a relative
- void EmcModuleCoverage(const Int_t m, Double_t & tm, Double_t & tM, Double_t & pm, Double_t & pM, Option_t * opt = Radian() ) const ;
- // calculates the angular coverage in theta and phi of a EMC module
+ void EmcModuleCoverage(const Int_t m, Double_t & tm, Double_t & tM, Double_t & pm,
+ Double_t & pM, Option_t * opt = Radian() ) const ;
+ // calculates the angular coverage in theta and phi of a EMC module
void EmcXtalCoverage(Double_t & theta, Double_t & phi, Option_t * opt = Radian() ) const ;
- // calculates the angular coverage in theta and phi of a
- // single crystal in a EMC module
-
- void ImpactOnEmc(const Double_t theta, const Double_t phi, Int_t & ModuleNumber, Double_t & z, Double_t & x) const ;
- // calculates the impact coordinates of a neutral particle
- // emitted in direction theta and phi in ALICE
- Bool_t IsInEMC(const Int_t id) const ;
- void RelPosInModule(const Int_t * RelId, Float_t & y, Float_t & z) const ; // gets the position of element (pad or Xtal) relative to
- // center of PHOS module
- void RelPosInAlice(const Int_t AbsId, TVector3 & pos) const ; // gets the position of element (pad or Xtal) relative to
- // Alice
- Bool_t RelToAbsNumbering(const Int_t * RelId, Int_t & AbsId) const ; // converts the absolute PHOS numbering to a relative
-
- Bool_t IsInitialized(void) const { return fgInit ; }
+ // calculates the angular coverage in theta and phi of a
+ // single crystal in a EMC module
+ void ImpactOnEmc(const Double_t theta, const Double_t phi, Int_t & ModuleNumber,
+ Double_t & z, Double_t & x) const ;
+ // calculates the impact coordinates of a neutral particle
+ // emitted in direction theta and phi in ALICE
+ void RelPosInModule(const Int_t * RelId, Float_t & y, Float_t & z) const ;
+ // gets the position of element (pad or Xtal) relative to
+ // center of PHOS module
+ void RelPosInAlice(const Int_t AbsId, TVector3 & pos) const ;
+ // gets the position of element (pad or Xtal) relative to Alice
+ Bool_t RelToAbsNumbering(const Int_t * RelId, Int_t & AbsId) const ;
+ // converts the absolute PHOS numbering to a relative
+
+ Bool_t IsInitialized(void) const { return fgInit ; }
// Return general PHOS parameters
-
- Int_t GetNModules(void) const { return fNModules ; }
- Int_t GetNPPSDModules(void) const { return fNPPSDModules ; }
- Int_t GetNCPVModules(void) const { return fNModules - fNPPSDModules ; }
- Float_t GetPHOSAngle(Int_t index) const { return fPHOSAngle[index-1] ; }
-
- // Return EMCA geometrical parameters
-
- Float_t GetOuterBoxSize(Int_t index) const { return fGeometryEMCA->GetOuterBoxSize(index); }
- Float_t GetAirFilledBoxSize(Int_t index) const { return fGeometryEMCA->GetAirFilledBoxSize(index) ; }
- Float_t GetCrystalHolderThickness(void) const { return fGeometryEMCA->GetCrystalHolderThickness() ; }
- Float_t GetCrystalSize(Int_t index) const { return fGeometryEMCA->GetCrystalSize(index) ; }
- Float_t GetCrystalSupportHeight(void) const { return fGeometryEMCA->GetCrystalSupportHeight() ; }
- Float_t GetCrystalWrapThickness(void) const { return fGeometryEMCA->GetCrystalWrapThickness() ; }
- Float_t GetGapBetweenCrystals(void) const { return fGeometryEMCA->GetGapBetweenCrystals() ; }
- Float_t GetIPtoCrystalSurface(void) const { return fGeometryEMCA->GetIPtoCrystalSurface() ; }
- Float_t GetIPtoOuterCoverDistance(void) const { return fGeometryEMCA->GetIPtoOuterCoverDistance() ; }
- Float_t GetLowerThermoPlateThickness(void) const { return fGeometryEMCA->GetLowerThermoPlateThickness() ; }
- Float_t GetLowerTextolitPlateThickness(void) const { return fGeometryEMCA->GetLowerTextolitPlateThickness() ; }
- Float_t GetModuleBoxThickness(void) const { return fGeometryEMCA->GetModuleBoxThickness() ; }
- Int_t GetNPhi(void) const { return fGeometryEMCA->GetNPhi() ; }
- Int_t GetNZ(void) const { return fGeometryEMCA->GetNZ() ; }
- Float_t GetOuterBoxThickness(Int_t index) const { return fGeometryEMCA->GetOuterBoxThickness(index) ; }
- Float_t GetPinDiodeSize(Int_t index) const { return fGeometryEMCA->GetPinDiodeSize(index) ; }
- Float_t GetSecondUpperPlateThickness(void) const { return fGeometryEMCA->GetSecondUpperPlateThickness() ; }
- Float_t GetSupportPlateThickness(void) const { return fGeometryEMCA->GetSupportPlateThickness() ; }
- Float_t GetTextolitBoxSize(Int_t index) const { return fGeometryEMCA->GetTextolitBoxSize(index) ; }
- Float_t GetTextolitBoxThickness(Int_t index) const { return fGeometryEMCA->GetTextolitBoxThickness(index); }
- Float_t GetUpperPlateThickness(void) const { return fGeometryEMCA->GetUpperPlateThickness() ; }
- Float_t GetUpperCoolingPlateThickness(void) const { return fGeometryEMCA->GetUpperCoolingPlateThickness() ; }
-
- // Return PPSD geometrical parameters
-
- Float_t GetAnodeThickness(void) const { return fGeometryPPSD->GetAnodeThickness(); }
- Float_t GetAvalancheGap(void) const { return fGeometryPPSD->GetAvalancheGap(); }
- Float_t GetCathodeThickness(void) const { return fGeometryPPSD->GetCathodeThickness(); }
- Float_t GetCompositeThickness(void) const { return fGeometryPPSD->GetCompositeThickness(); }
- Float_t GetConversionGap(void) const { return fGeometryPPSD->GetConversionGap(); }
- Float_t GetLeadConverterThickness(void) const { return fGeometryPPSD->GetLeadConverterThickness(); }
- Float_t GetLeadToMicro2Gap(void) const { return fGeometryPPSD->GetLeadToMicro2Gap(); }
- Float_t GetLidThickness(void) const { return fGeometryPPSD->GetLidThickness(); }
- Float_t GetMicromegas1Thickness(void) const { return fGeometryPPSD->GetMicromegas1Thickness(); }
- Float_t GetMicromegas2Thickness(void) const { return fGeometryPPSD->GetMicromegas2Thickness(); }
- Float_t GetMicromegasWallThickness(void) const { return fGeometryPPSD->GetMicromegasWallThickness();}
- Float_t GetMicro1ToLeadGap(void) const { return fGeometryPPSD->GetMicro1ToLeadGap(); }
- Int_t GetNumberOfModulesPhi(void) const { return fGeometryPPSD->GetNumberOfModulesPhi(); }
- Int_t GetNumberOfModulesZ(void) const { return fGeometryPPSD->GetNumberOfModulesZ(); }
- Int_t GetNumberOfPadsPhi(void) const { return fGeometryPPSD->GetNumberOfPadsPhi(); }
- Int_t GetNumberOfPadsZ(void) const { return fGeometryPPSD->GetNumberOfPadsZ(); }
- Float_t GetPCThickness(void) const { return fGeometryPPSD->GetPCThickness(); }
- Float_t GetPhiDisplacement(void) const { return fGeometryPPSD->GetPhiDisplacement(); }
- Float_t GetPPSDModuleSize(Int_t index) const { return fGeometryPPSD->GetPPSDModuleSize(index); }
- Float_t GetZDisplacement(void) const { return fGeometryPPSD->GetZDisplacement(); }
- void SetLeadConverterThickness(Float_t x) const { fGeometryPPSD->SetLeadConverterThickness(x);}
-
- // Return CPV geometrical parameters
-
+ Int_t GetNModules(void) const { return fNModules ; }
+ Float_t GetPHOSAngle(Int_t index) const { return fPHOSAngle[index-1] ; }
+ Float_t* GetPHOSParams(void) { return fPHOSParams;} //Half-sizes of PHOS trapecoid
+ Float_t GetIPtoUpperCPVsurface(void) const { return fIPtoUpperCPVsurface ; }
+ Float_t GetOuterBoxSize(Int_t index) const { return 2.*fPHOSParams[index]; }
+ Float_t GetCrystalSize(Int_t index) const { return fGeometryEMCA->GetCrystalSize(index) ; }
+
+ // Return EMCA geometry parameters
+
+ AliPHOSEMCAGeometry * GetEMCAGeometry() const {return fGeometryEMCA ;}
+ Float_t GetIPtoCrystalSurface(void) const { return fGeometryEMCA->GetIPtoCrystalSurface() ; }
+ Float_t GetIPtoOuterCoverDistance(void) const { return fGeometryEMCA->GetIPtoOuterCoverDistance() ; }
+ Int_t GetNPhi(void) const { return fGeometryEMCA->GetNPhi() ; }
+ Int_t GetNZ(void) const { return fGeometryEMCA->GetNZ() ; }
+ Int_t GetNCristalsInModule(void) const { return fGeometryEMCA->GetNPhi() * fGeometryEMCA->GetNZ() ; }
+
+ // Return CPV geometry parameters
Int_t GetNumberOfCPVLayers(void) const { return fGeometryCPV ->GetNumberOfCPVLayers(); }
- Bool_t IsLeadConverterExists(void) const { return fGeometryCPV->IsLeadConverterExists(); }
Float_t GetCPVActiveSize(Int_t index) const { return fGeometryCPV->GetCPVActiveSize(index); }
Int_t GetNumberOfCPVChipsPhi(void) const { return fGeometryCPV->GetNumberOfCPVChipsPhi(); }
Int_t GetNumberOfCPVChipsZ(void) const { return fGeometryCPV->GetNumberOfCPVChipsZ(); }
Float_t GetCPVCuNiFoilThickness(void) const { return fGeometryCPV->GetCPVCuNiFoilThickness(); }
Float_t GetFTPosition(Int_t index) const { return fGeometryCPV->GetFTPosition(index); }
Float_t GetCPVFrameSize(Int_t index) const { return fGeometryCPV->GetCPVFrameSize(index); }
+ Float_t GetCPVBoxSize(Int_t index) const { return fGeometryCPV ->GetCPVBoxSize(index); }
+ Float_t GetIPtoCPVDistance(void) const { return GetIPtoOuterCoverDistance() -
+ GetCPVBoxSize(1) - 1.0; }
- // Common PPSD and CPV parameters
-
- Float_t GetCPVBoxSize(Int_t index) const ;
-
- // Mixed EMCA and PPSD parameters
-
- Float_t GetIPtoPpsdUp(void) const {
- return (GetIPtoOuterCoverDistance() - GetCPVBoxSize(1) + GetPPSDModuleSize(1)/2 ); }
- Float_t GetIPtoTopLidDistance(void) const {
- return GetIPtoOuterCoverDistance() - GetCPVBoxSize(1) - 1. ; }
- Float_t GetIPtoPpsdLow(void) const {
- return (GetIPtoOuterCoverDistance() - GetPPSDModuleSize(1)/2 ); }
-
- // Mixed EMCA and CPV parameters
-
- Float_t GetIPtoCPVDistance(void) const {
- return GetIPtoOuterCoverDistance() - GetCPVBoxSize(1) - 1.0; }
-
- // Return PHOS' support geometrical parameters
+ // Return PHOS' support geometry parameters
Float_t GetRailOuterSize(Int_t index) const { return fGeometrySUPP->GetRailOuterSize(index); }
Float_t GetRailPart1 (Int_t index) const { return fGeometrySUPP->GetRailPart1 (index); }
Float_t GetRailPart2 (Int_t index) const { return fGeometrySUPP->GetRailPart2 (index); }
Float_t GetRailPart3 (Int_t index) const { return fGeometrySUPP->GetRailPart3 (index); }
Float_t GetRailPos (Int_t index) const { return fGeometrySUPP->GetRailPos (index); }
- Float_t GetRailLength () const { return fGeometrySUPP->GetRailLength (); }
- Float_t GetDistanceBetwRails() const { return fGeometrySUPP->GetDistanceBetwRails(); }
- Float_t GetRailsDistanceFromIP() const { return fGeometrySUPP->GetRailsDistanceFromIP();}
+ Float_t GetRailLength (void) const { return fGeometrySUPP->GetRailLength (); }
+ Float_t GetDistanceBetwRails(void) const { return fGeometrySUPP->GetDistanceBetwRails(); }
+ Float_t GetRailsDistanceFromIP(void) const { return fGeometrySUPP->GetRailsDistanceFromIP();}
Float_t GetRailRoadSize (Int_t index) const { return fGeometrySUPP->GetRailRoadSize (index); }
- Float_t GetCradleWallThickness() const { return fGeometrySUPP->GetCradleWallThickness();}
+ Float_t GetCradleWallThickness(void) const { return fGeometrySUPP->GetCradleWallThickness();}
Float_t GetCradleWall (Int_t index) const { return fGeometrySUPP->GetCradleWall (index); }
Float_t GetCradleWheel (Int_t index) const { return fGeometrySUPP->GetCradleWheel (index); }
private:
Int_t fNModules ; // Number of modules constituing PHOS
- Int_t fNPPSDModules ; // Number of PPSD modules
Float_t fAngle ; // Position angles between modules
Float_t *fPHOSAngle ; //[fNModules] Position angles of modules
+ Float_t fPHOSParams[4] ; // Half-sizes of PHOS trapecoid
+ Float_t fIPtoUpperCPVsurface; // Minimal distance from IP to PHOS
TObjArray *fRotMatrixArray ; // Liste of rotation matrices (one per phos module)
AliPHOSEMCAGeometry *fGeometryEMCA ; // Geometry object for Electromagnetic calorimeter
AliPHOSCPVGeometry *fGeometryCPV ; // Geometry object for CPV (IHEP)
- AliPHOSPPSDGeometry *fGeometryPPSD ; // Geometry object for PPSD (GPS2)
AliPHOSSupportGeometry *fGeometrySUPP ; // Geometry object for PHOS support
void SetPHOSAngles(); // calculates the PHOS modules PHI angle