/* $Id$ */
+#include "stdio.h"
#include <TMath.h>
#include <TNamed.h> //base class
#include <TGeoManager.h> //Instance()
enum EChamberData{kMinCh=0,kMaxCh=6,kMinPc=0,kMaxPc=5}; //Segmenation
enum EPadxData{kPadPcX=80,kMinPx=0,kMaxPx=79,kMaxPcx=159}; //Segmentation structure along x
enum EPadyData{kPadPcY=48,kMinPy=0,kMaxPy=47,kMaxPcy=143}; //Segmentation structure along y
-
+ //The electronics takes the 32bit int as: first 9 bits for the pedestal and the second 9 bits for threshold - values below should be within range
+ enum EPedestalData{kPadMeanZeroCharge=400,kPadSigmaZeroCharge=20,kPadMeanMasked=401,kPadSigmaMasked=20}; //One can go up to 5 sigma cut, overflow is protected in AliHMPIDCalib
+
+
+ static Float_t r2d ( ) {return 57.2957795; }
static Float_t SizePadX ( ) {return fgCellX; } //pad size x, [cm]
static Float_t SizePadY ( ) {return fgCellY; } //pad size y, [cm]
static Float_t MaxPcY (Int_t iPc ) {return fgkMaxPcY[iPc]; } // PC limits
static Float_t MinPcX (Int_t iPc ) {return fgkMinPcX[iPc]; } // PC limits
static Float_t MinPcY (Int_t iPc ) {return fgkMinPcY[iPc]; } // PC limits
- static Int_t Nsig ( ) {return fgSigmas; } //Getter n. sigmas for noise
+ static Int_t Nsig ( ) {return fgNSigmas; } //Getter n. sigmas for noise
static Float_t SizeAllX ( ) {return fgAllX; } //all PCs size x, [cm]
static Float_t SizeAllY ( ) {return fgAllY; } //all PCs size y, [cm]
- static Float_t LorsX (Int_t pc,Int_t padx ) {return (padx +0.5)*SizePadX()+fgkMinPcX[pc]; } //center of the pad x, [cm]
-
+ static Float_t LorsX (Int_t pc,Int_t padx ) {return (padx +0.5)*SizePadX()+fgkMinPcX[pc]; } //center of the pad x, [cm]
static Float_t LorsY (Int_t pc,Int_t pady ) {return (pady +0.5)*SizePadY()+fgkMinPcY[pc]; } //center of the pad y, [cm]
+ Float_t ChPhiMin (Int_t ch ) {return Lors2Mars(ch,LorsX(ch,kMinPx)-fX,LorsY(ch,kMinPy)-fY).Phi()*r2d();} //PhiMin (degree) of the camber ch
+ Float_t ChThMin (Int_t ch ) {return Lors2Mars(ch,LorsX(ch,kMinPx)-fX,LorsY(ch,kMinPy)-fY).Theta()*r2d();} //ThMin (degree) of the camber ch
+ Float_t ChPhiMax (Int_t ch ) {return Lors2Mars(ch,LorsX(ch,kMaxPcx)-fX,LorsY(ch,kMaxPcy)-fY).Phi()*r2d();} //PhiMax (degree) of the camber ch
+ Float_t ChThMax (Int_t ch ) {return Lors2Mars(ch,LorsX(ch,kMaxPcx)-fX,LorsY(ch,kMaxPcy)-fY).Theta()*r2d();} //ThMax (degree) of the camber ch
+
inline static void Lors2Pad(Float_t x,Float_t y,Int_t &pc,Int_t &px,Int_t &py); //(x,y)->(pc,px,py)
static Int_t Abs (Int_t ch,Int_t pc,Int_t x,Int_t y) {return ch*100000000+pc*1000000+x*1000+y; } //(ch,pc,padx,pady)-> abs pad
static Int_t A2X (Int_t pad ) {return pad%1000000/1000; } //abs pad -> pad X
static Int_t A2Y (Int_t pad ) {return pad%1000; } //abs pad -> pad Y
- static Bool_t IsOverTh (Float_t q ) {return q >= fgSigmas; } //is digit over threshold?
+ static Bool_t IsOverTh (Float_t q ) {return q >= fgThreshold; } //is digit over threshold?
- Double_t GetRefIdx ( )const{return fRadNmean; } //refractive index of freon
Bool_t GetInstType ( )const{return fgInstanceType; } //return if the instance is from geom or ideal
inline static Bool_t IsInDead(Float_t x,Float_t y ); //is the point in dead area?
- static Bool_t IsInside (Float_t x,Float_t y,Float_t d=0) {return x>-d&&y>-d&&x<fgkMaxPcX[kMaxPc]+d&&y<fgkMaxPcY[kMaxPc]+d; } //is point inside chamber boundaries?
+ inline static Bool_t IsDeadPad(Int_t padx,Int_t pady,Int_t ch); //is a dead pad?
+
+ inline void SetChStatus(Int_t ch,Bool_t status=kTRUE);
+ inline void SetSectStatus(Int_t ch,Int_t sect,Bool_t status);
+ inline void SetPcStatus(Int_t ch,Int_t pc,Bool_t status);
+ inline void PrintChStatus(Int_t ch);
+ inline void SetGeomAccept();
+
+ inline static Int_t InHVSector( Float_t y ); //find HV sector
+ static Int_t Radiator( Float_t y ) {if (InHVSector(y)<0) return -1; return InHVSector(y)/2;}
+ static Double_t HinRad(Float_t y) {if (Radiator(y)<0) return -1;return y-Radiator(y)*fgkMinPcY[Radiator(y)];} // height in the radiator to estimate temperature from gradient
+ static Bool_t IsInside (Float_t x,Float_t y,Float_t d=0) {return x>-d&&y>-d&&x<fgkMaxPcX[kMaxPc]+d&&y<fgkMaxPcY[kMaxPc]+d; } //is point inside chamber boundaries?
- Double_t MeanIdxRad ()const {return 1.29204;} //<--TEMPORAR--> to be removed in future. Mean ref index C6F14
- Double_t MeanIdxWin ()const {return 1.57819;} //<--TEMPORAR--> to be removed in future. Mean ref index quartz
- Float_t DistCut ()const {return 1.0;} //<--TEMPORAR--> to be removed in future. Cut for MIP-TRACK residual
- Float_t QCut ()const {return 100;} //<--TEMPORAR--> to be removed in future. Separation PHOTON-MIP charge
- Float_t MultCut ()const {return 200;} //<--TEMPORAR--> to be removed in future. Multiplicity cut to activate WEIGHT procedure
+ //For optical properties
+ static Double_t EPhotMin() {return 5.5;} //
+ static Double_t EPhotMax() {return 8.5;} //Photon energy range,[eV]
+ static Double_t NIdxRad(Double_t eV,Double_t temp) {return TMath::Sqrt(1+0.554*(1239.84/eV)*(1239.84/eV)/((1239.84/eV)*(1239.84/eV)-5769))-0.0005*(temp-20);}
+ static Double_t NIdxWin(Double_t eV) {return TMath::Sqrt(1+46.411/(10.666*10.666-eV*eV)+228.71/(18.125*18.125-eV*eV));}
+ static Double_t NMgF2Idx(Double_t eV) {return 1.7744 - 2.866e-3*(1239.842609/eV) + 5.5564e-6*(1239.842609/eV)*(1239.842609/eV);} // MgF2 idx of trasparency system
+ static Double_t NIdxGap(Double_t eV) {return 1+0.12489e-6/(2.62e-4 - eV*eV/1239.84/1239.84);}
+ static Double_t LAbsRad(Double_t eV) {return (eV<7.8)*(GausPar(eV,3.20491e16,-0.00917890,0.742402)+GausPar(eV,3035.37,4.81171,0.626309))+(eV>=7.8)*0.0001;}
+ static Double_t LAbsWin(Double_t eV) {return (eV<8.2)*(818.8638-301.0436*eV+36.89642*eV*eV-1.507555*eV*eV*eV)+(eV>=8.2)*0.0001;}//fit from DiMauro data 28.10.03
+ static Double_t LAbsGap(Double_t eV) {return (eV<7.75)*6512.399+(eV>=7.75)*3.90743e-2/(-1.655279e-1+6.307392e-2*eV-8.011441e-3*eV*eV+3.392126e-4*eV*eV*eV);}
+ static Double_t QEffCSI(Double_t eV) {return (eV>6.07267)*0.344811*(1-exp(-1.29730*(eV-6.07267)));}//fit from DiMauro data 28.10.03
+ static Double_t GausPar(Double_t x,Double_t a1,Double_t a2,Double_t a3) {return a1*TMath::Exp(-0.5*((x-a2)/a3)*((x-a2)/a3));}
+ inline static Double_t FindTemp(Double_t tLow,Double_t tUp,Double_t y); //find the temperature of the C6F14 in a given point with coord. y (in x is uniform)
+
+
+ Double_t GetEPhotMean ()const {return fPhotEMean;}
+ Double_t GetRefIdx ()const {return fRefIdx;} //running refractive index
+
+ Double_t MeanIdxRad ()const {return NIdxRad(fPhotEMean,fTemp);}
+ Double_t MeanIdxWin ()const {return NIdxWin(fPhotEMean);}
+ //
+ Float_t DistCut ()const {return 1.0;} //<--TEMPORAR--> to be removed in future. Cut for MIP-TRACK residual
+ Float_t QCut ()const {return 100;} //<--TEMPORAR--> to be removed in future. Separation PHOTON-MIP charge
+ Float_t MultCut ()const {return 30;} //<--TEMPORAR--> to be removed in future. Multiplicity cut to activate WEIGHT procedure
- Double_t RadThick ()const {return 1.5;} //<--TEMPORAR--> to be removed in future. Radiator thickness
- Double_t WinThick ()const {return 0.5;} //<--TEMPORAR--> to be removed in future. Window thickness
- Double_t GapThick ()const {return 8.0;} //<--TEMPORAR--> to be removed in future. Proximity gap thickness
- Double_t WinIdx ()const {return 1.5787;} //<--TEMPORAR--> to be removed in future. Mean refractive index of WIN material (SiO2)
- Double_t GapIdx ()const {return 1.0005;} //<--TEMPORAR--> to be removed in future. Mean refractive index of GAP material (CH4)
+ Double_t RadThick ()const {return 1.5;} //<--TEMPORAR--> to be removed in future. Radiator thickness
+ Double_t WinThick ()const {return 0.5;} //<--TEMPORAR--> to be removed in future. Window thickness
+ Double_t GapThick ()const {return 8.0;} //<--TEMPORAR--> to be removed in future. Proximity gap thickness
+ Double_t WinIdx ()const {return 1.5787;} //<--TEMPORAR--> to be removed in future. Mean refractive index of WIN material (SiO2)
+ Double_t GapIdx ()const {return 1.0005;} //<--TEMPORAR--> to be removed in future. Mean refractive index of GAP material (CH4)
static Int_t Stack(Int_t evt=-1,Int_t tid=-1); //Print stack info for event and tid
static Int_t StackCount(Int_t pid,Int_t evt); //Counts stack particles of given sort in given event
Float_t pt=TMath::Sqrt(l[0]*l[0]+l[1]*l[1]);
th=TMath::ATan(pt/l[2]);
ph=TMath::ATan2(l[1],l[0]);}
+ void Lors2MarsVec(Int_t c,Double_t *m,Double_t *l )const{fM[c]->LocalToMasterVect(m,l); }//LRS->MRS
TVector3 Norm (Int_t c )const{Double_t n[3]; Norm(c,n); return TVector3(n); }//norm
void Norm (Int_t c,Double_t *n )const{Double_t l[3]={0,0,1};fM[c]->LocalToMasterVect(l,n); }//norm
- void Point (Int_t c,Double_t *p,Int_t plane )const{Lors2Mars(c,0,0,p,plane);} //point of given chamber plane
+ void Point (Int_t c,Double_t *p,Int_t plane )const{Lors2Mars(c,0,0,p,plane);} //point of given chamber plane
- void SetRefIdx (Double_t refRadIdx ) {fRadNmean = refRadIdx;} //set refractive index of freon
- void SetSigmas (Int_t sigmas ) {fgSigmas = sigmas;} //set sigma cut
+ void SetTemp (Double_t temp ) {fTemp = temp;} //set actual temperature of the C6F14
+ void SetEPhotMean (Double_t ePhotMean ) {fPhotEMean = ePhotMean;} //set mean photon energy
+
+ void SetRefIdx (Double_t refRadIdx ) {fRefIdx = refRadIdx;} //set running refractive index
+
+ void SetNSigmas (Int_t sigmas ) {fgNSigmas = sigmas;} //set sigma cut
+ void SetThreshold (Int_t thres ) {fgThreshold = thres;} //set sigma cut
void SetInstanceType(Bool_t inst ) {fgInstanceType = inst;} //kTRUE if from geomatry kFALSE if from ideal geometry
//For PID
- Double_t SigLoc (Double_t trkTheta,Double_t trkPhi,Double_t ckovTh,Double_t ckovPh,Double_t beta);//error due to cathode segmetation
- Double_t SigGeom (Double_t trkTheta,Double_t trkPhi,Double_t ckovTh,Double_t ckovPh,Double_t beta);//error due to unknown photon origin
- Double_t SigCrom (Double_t trkTheta,Double_t trkPhi,Double_t ckovTh,Double_t ckovPh,Double_t beta);//error due to unknonw photon energy
- Double_t Sigma2 (Double_t trkTheta,Double_t trkPhi,Double_t ckovTh,Double_t ckovPh );//photon candidate sigma^2
+ Double_t SigLoc (Double_t trkTheta,Double_t trkPhi,Double_t ckovTh,Double_t ckovPh,Double_t beta);//error due to cathode segmetation
+ Double_t SigGeom (Double_t trkTheta,Double_t trkPhi,Double_t ckovTh,Double_t ckovPh,Double_t beta);//error due to unknown photon origin
+ Double_t SigCrom (Double_t trkTheta,Double_t trkPhi,Double_t ckovTh,Double_t ckovPh,Double_t beta);//error due to unknonw photon energy
+ Double_t Sigma2 (Double_t trkTheta,Double_t trkPhi,Double_t ckovTh,Double_t ckovPh );//photon candidate sigma^2
+ static Double_t SigmaCorrFact(Int_t iPart, Double_t occupancy );//correction factor for theoretical resolution
+
+ //Mathieson Getters
+
+ static Double_t PitchAnodeCathode() {return fgkD;}
+ static Double_t SqrtK3x() {return fgkSqrtK3x;}
+ static Double_t K2x () {return fgkK2x;}
+ static Double_t K1x () {return fgkK1x;}
+ static Double_t K4x () {return fgkK4x;}
+ static Double_t SqrtK3y() {return fgkSqrtK3y;}
+ static Double_t K2y () {return fgkK2y;}
+ static Double_t K1y () {return fgkK1y;}
+ static Double_t K4y () {return fgkK4y;}
+ //
enum EPlaneId {kPc,kRad,kAnod}; //3 planes in chamber
enum ETrackingFlags {kMipDistCut=-9,kMipQdcCut=-5,kNoPhotAccept=-11}; //flags for Reconstruction
static /*const*/ Float_t fgkMinPcY[6]; //limits PC
static /*const*/ Float_t fgkMaxPcX[6]; //limits PC
static /*const*/ Float_t fgkMaxPcY[6];
+
+ static Bool_t fgMapPad[160][144][7]; //map of pads to evaluate if they are active or dead (160,144) pads for 7 chambers
+
+// Mathieson constants
+// For HMPID --> x direction means parallel to the wires: K3 = 0.66 (NIM A270 (1988) 602-603) fig.1
+// For HMPID --> y direction means perpendicular to the wires: K3 = 0.90 (NIM A270 (1988) 602-603) fig.2
+//
- static Int_t fgSigmas; //sigma Cut
+ static const Double_t fgkD; // ANODE-CATHODE distance 0.445/2
+
+ static const Double_t fgkSqrtK3x,fgkK2x,fgkK1x,fgkK4x;
+ static const Double_t fgkSqrtK3y,fgkK2y,fgkK1y,fgkK4y;
+//
+
+ static Int_t fgNSigmas; //sigma Cut
+ static Int_t fgThreshold; //sigma Cut
static Bool_t fgInstanceType; //kTRUE if from geomatry kFALSE if from ideal geometry
static Float_t fgCellX, fgCellY, fgPcX, fgPcY, fgAllX, fgAllY; //definition of HMPID geometric parameters
TGeoHMatrix *fM[7]; //pointers to matrices defining HMPID chambers rotations-translations
Float_t fX; //x shift of LORS with respect to rotated MARS
- Float_t fY; //y shift of LORS with respect to rotated MARS
- Double_t fRadNmean; //C6F14 mean index as a running parameter
-
+ Float_t fY; //y shift of LORS with respect to rotated MARS
+ Double_t fRefIdx; //running refractive index of C6F14
+ Double_t fPhotEMean; //mean energy of photon
+ Double_t fTemp; //actual temparature of C6F14
private:
AliHMPIDParam(const AliHMPIDParam& r); //dummy copy constructor
AliHMPIDParam &operator=(const AliHMPIDParam& r); //dummy assignment operator
- ClassDef(AliHMPIDParam,0) //HMPID main parameters class
+ ClassDef(AliHMPIDParam,1) //HMPID main parameters class
};
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
return kTRUE;
}
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+Bool_t AliHMPIDParam::IsDeadPad(Int_t padx,Int_t pady,Int_t ch)
+{
+// Check is the current pad is active or not
+// Arguments: padx,pady pad integer coord
+// Returns: kTRUE if dead, kFALSE if active
+
+ if(fgMapPad[padx-1][pady-1][ch]) return kFALSE; //current pad active
+
+ return kTRUE;
+}
+//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
void AliHMPIDParam::Lors2Pad(Float_t x,Float_t y,Int_t &pc,Int_t &px,Int_t &py)
{
// Check the pad of given position
else if(y>fgkMinPcY[4] && y<fgkMaxPcY[4]) {pc+=4;py=Int_t((y-fgkMinPcY[4]) / SizePadY());}//PC 4 or 5
else return;
}
+//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+Int_t AliHMPIDParam::InHVSector(Float_t y)
+{
+//Calculate the HV sector corresponding to the cluster position
+//Arguments: y
+//Returns the HV sector in the single module
+
+ Int_t hvsec = -1;
+ Int_t pc,px,py;
+ Lors2Pad(1.,y,pc,px,py);
+ if(py==-1) return hvsec;
+
+ hvsec = (py+(pc/2)*(kMaxPy+1))/((kMaxPy+1)/2);
+
+ return hvsec;
+}
+//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+Double_t AliHMPIDParam::FindTemp(Double_t tLow,Double_t tHigh,Double_t y)
+{
+// Model for gradient in temperature
+ Double_t yRad = HinRad(y); //height in a given radiator
+ if(tHigh<tLow) tHigh = tLow; //if Tout < Tin consider just Tin as reference...
+ if(yRad<0 ) yRad = 0; //protection against fake y values
+ if(yRad>SizePcY()) yRad = SizePcY(); //protection against fake y values
+
+ Double_t gradT = (tHigh-tLow)/SizePcY(); // linear gradient
+ return gradT*yRad+tLow;
+}
+//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+void AliHMPIDParam::SetChStatus(Int_t ch,Bool_t status)
+{
+//Set a chamber on or off depending on the status
+//Arguments: ch=chamber,status=kTRUE = active, kFALSE=off
+//Returns: none
+ for(Int_t padx=0;padx<kMaxPcx+1;padx++) {
+ for(Int_t pady=0;pady<kMaxPcy+1;pady++) {
+ fgMapPad[padx][pady][ch] = status;
+ }
+ }
+}
+//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+void AliHMPIDParam::SetSectStatus(Int_t ch,Int_t sect,Bool_t status)
+{
+//Set a given sector sect for a chamber ch on or off depending on the status
+//Sector=0,5 (6 sectors)
+//Arguments: ch=chamber,sect=sector,status: kTRUE = active, kFALSE=off
+//Returns: none
+
+ Int_t npadsect = (kMaxPcy+1)/6;
+ Int_t padSectMin = npadsect*sect;
+ Int_t padSectMax = padSectMin+npadsect;
+
+ for(Int_t padx=0;padx<kMaxPcx+1;padx++) {
+ for(Int_t pady=padSectMin;pady<padSectMax;pady++) {
+ fgMapPad[padx][pady][ch] = status;
+ }
+ }
+}
+//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+void AliHMPIDParam::SetPcStatus(Int_t ch,Int_t pc,Bool_t status)
+{
+//Set a given PC pc for a chamber ch on or off depending on the status
+//Arguments: ch=chamber,pc=PC,status: kTRUE = active, kFALSE=off
+//Returns: none
+
+ Int_t deltaX = pc%2;
+ Int_t deltaY = pc/2;
+ Int_t padPcXMin = deltaX*kPadPcX;
+ Int_t padPcXMax = padPcXMin+kPadPcX;
+ Int_t padPcYMin = deltaY*kPadPcY;
+ Int_t padPcYMax = padPcYMin+kPadPcY;
+
+ for(Int_t padx=padPcXMin;padx<padPcXMax;padx++) {
+ for(Int_t pady=padPcYMin;pady<padPcYMax;pady++) {
+ fgMapPad[padx][pady][ch] = status;
+ }
+ }
+}
+//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+void AliHMPIDParam::PrintChStatus(Int_t ch)
+{
+//Print the map status of a chamber on or off depending on the status
+//Arguments: ch=chamber
+//Returns: none
+ Printf(" ");
+ Printf(" --------- C H A M B E R %d ---------------",ch);
+ for(Int_t pady=kMaxPcy;pady>=0;pady--) {
+ for(Int_t padx=0;padx<kMaxPcx+1;padx++) {
+ if(padx==80) printf(" ");
+ printf("%d",fgMapPad[padx][pady][ch]);
+ }
+ printf(" %d \n",pady+1);
+ if(pady%48==0) printf("\n");
+ }
+ printf("\n");
+}
+//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+void AliHMPIDParam::SetGeomAccept()
+{
+//Set the real acceptance of the modules, due to ineficciency or hardware problems (up tp 1/6/2010)
+//Arguments: none
+//Returns: none
+ SetSectStatus(0,3,kFALSE);
+ SetSectStatus(4,0,kFALSE);
+ SetSectStatus(5,1,kFALSE);
+ SetSectStatus(6,2,kFALSE);
+ SetSectStatus(6,3,kFALSE);
+}
#endif
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