#include <TMath.h> //Mathieson()
#include <TRandom.h> //IsOverTh()
#include <AliBitPacking.h> //Raw()
+#include "AliHMPIDHit.h" //Set()
-class AliHMPIDHit; //Hit2Sdi()
class TClonesArray; //Hit2Sdi()
-
+
class AliHMPIDDigit :public AliDigit //TObject-AliDigit-AliHMPIDDigit
{
public:
enum ERawData{kNddls=14}; //RAW data structure
enum EPadData{kPcX=2,kPcY=3,kPadPcX=80,kPadPcY=48,kPadAllX=kPadPcX*kPcX,kPadAllY=kPadPcY*kPcY,kPcAll=kPcX*kPcY,kPadAll=kPadAllX*kPadAllY}; //Segmentation structure
//ctor&dtor
- AliHMPIDDigit( ):AliDigit( ),fPad(Abs(-1,-1,-1,-1)),fQ(-1) {} //default ctor
- AliHMPIDDigit(Int_t pad,Int_t q,Int_t *t ):AliDigit(t),fPad(pad ),fQ(q ) {} //digit ctor
- inline AliHMPIDDigit(Int_t c,Float_t q,Int_t t,Float_t x,Float_t y,Int_t f=0); //sdigit ctor
- virtual ~AliHMPIDDigit() {} //dtor
+ AliHMPIDDigit( ):AliDigit( ),fPad(Abs(-1,-1,-1,-1)),fQ(-1) {} //default ctor
+ AliHMPIDDigit(Int_t pad,Int_t q,Int_t *t ):AliDigit(t),fPad(pad ),fQ(q ) {} //ctor used in digitizer
+ virtual ~AliHMPIDDigit( ) {} //dtor
//framework part
Bool_t IsSortable ( )const{return kTRUE;} //provision to use TObject::Sort()
inline Int_t Compare (const TObject *pObj )const; //provision to use TObject::Sort()
+ void Draw (Option_t *opt="" ); //TObject::Draw() overloaded
void Print (Option_t *opt="" )const; //TObject::Print() overloaded
//private part
static Int_t Abs (Int_t c,Int_t s,Int_t x,Int_t y) {return c*kChAbs+s*kPcAbs+x*kPadAbsX+y*kPadAbsY; } //(ch,pc,padx,pady)-> abs pad
void AddTidOffset(Int_t offset ) {for (Int_t i=0; i<3; i++) if (fTracks[i]>0) fTracks[i]+=offset;}; //needed for merging
Int_t Ch ( )const{return A2C(fPad); } //chamber number
Int_t Dilogic ( )const{return 1+PadPcX()/8; } //DILOGIC# 1..10
- static void DrawPc (Bool_t isFill=kTRUE ); //draw PCs
- static void DrawSeg ( ); //draw segmentation
- void DrawZoom ( );
Int_t DdlIdx ( )const{return 2*Ch()+Pc()%2; } //DDL# 0..13
Int_t DdlId ( )const{return (6<<8)+DdlIdx(); } //DDL ID 0x600..0x60d
- static Float_t Hit2Sdi (AliHMPIDHit *pHit,TClonesArray*); //hit -> 9 sdigits, returns total QDC
- static Bool_t IsOverTh (Float_t q ) {return q > 6; } //is digit over threshold????
- static Bool_t IsInside (Float_t x,Float_t y ) {return x>0&&y>0&&x<SizeAllX()&&y<SizeAllY(); } //is point inside pc boundary?
+ static void Hit2Sdi (AliHMPIDHit *pHit,TClonesArray*); //hit -> 9 sdigits
+ static Bool_t IsOverTh (Float_t q ) {return q >= 6; } //is digit over threshold????
+ static Bool_t IsInside (Float_t x,Float_t y ) {return x>0&&y>0&&x<SizeAllX()&&y<SizeAllY(); } //is point inside chamber boundary?
inline static Bool_t IsInDead (Float_t x,Float_t y ); //is point in dead area?
Float_t LorsX ( )const{return (PadPcX()+0.5)*SizePadX()+(Pc()%2)*(SizePcX()+SizeDead());} //center of the pad x, [cm]
+ static Float_t LorsX (Int_t pc,Int_t padx ) {return (padx +0.5)*SizePadX()+(pc %2)*(SizePcX()+SizeDead());} //center of the pad x, [cm]
Float_t LorsY ( )const{return (PadPcY()+0.5)*SizePadY()+(Pc()/2)*(SizePcY()+SizeDead());} //center of the pad y, [cm]
+ static Float_t LorsY (Int_t pc,Int_t pady ) {return (pady +0.5)*SizePadY()+(pc /2)*(SizePcY()+SizeDead());} //center of the pad y, [cm]
+ void Manual1 (Int_t c,Float_t x,Float_t y ) {AliHMPIDHit h(c,200e-9,2212,3,x,y); Set(&h,0);} //manual from hit
+ void Manual2 (Int_t c,Int_t p,Int_t x,Int_t y,Float_t q=0) {fPad=Abs(c,p,x,y);fQ=q;} //manual creation
inline Float_t Mathieson (Float_t x,Float_t y )const; //Mathieson distribution
- Int_t PadPcX ( )const{return A2X(fPad);} //pad x within PC 0..79
- Int_t PadPcY ( )const{return A2Y(fPad);} //pad y within PC 0..47
- Int_t PadChX ( )const{return A2X(fPad);} //pad x within chamber
- Int_t PadChY ( )const{return A2Y(fPad);} //pad y within chamber
+ Int_t PadPcX ( )const{return A2X(fPad);} //pad pc x # 0..79
+ Int_t PadPcY ( )const{return A2Y(fPad);} //pad pc y # 0..47
+ Int_t PadChX ( )const{return (Pc()%2)*kPadPcX+PadPcX();} //pad ch x # 0..159
+ Int_t PadChY ( )const{return (Pc()/2)*kPadPcY+PadPcY();} //pad ch y # 0..143
Int_t Pad ( )const{return fPad;} //absolute id of this pad
Int_t Pc ( )const{return A2P(fPad);} //PC position number
static void PrintSize ( ); //print all segmentation sizes
static Int_t Raw2X ( UInt_t d,UInt_t a ) { return (d-1)*8+a/6;} //padx=f(d,a)
static Int_t Raw2Y (UInt_t l,UInt_t r,UInt_t a ) {Int_t a2y[6]={3,2,4,1,5,0};r=(l%2)?(24-r):r-1;return 6*(r%8)+a2y[a%6];}//pady=f(ddl,r,a)
Int_t Row ( )const{Int_t r=1+Pc()/2*8+PadPcY()/6; return (Pc()%2)? 25-r:r;} //row r=1..24
- void Set (Int_t c,Int_t s,Int_t x,Int_t y) {fPad=Abs(c,s,x,y);fQ=0xa3;} //set new digit
+ inline Bool_t Set (AliHMPIDHit *pHit,Int_t pad ); //sdigit from hit in given pad
static Float_t SizeAllX ( ) {return SizePadX()*kPadAllX+SizeDead();} //all PCs size x, [cm]
static Float_t SizeAllY ( ) {return SizePadY()*kPadAllY+2*SizeDead();} //all PCs size y, [cm]
static Float_t SizeWin ( ) {return 0.5;} //Quartz window width
static Float_t SizeRad ( ) {return 1.5;} //Rad width
static void Test ( ); //Test conversions
+ static const Float_t fMinPcX[6];
+ static const Float_t fMinPcY[6];
+ static const Float_t fMaxPcX[6];
+ static const Float_t fMaxPcY[6];
+
+
protected: //AliDigit has fTracks[3]
- Int_t fPad; //absolute pad number is chamber*kCham
+ Int_t fPad; //absolute pad number
Float_t fQ; //QDC value, fractions are permitted for summable procedure
ClassDef(AliHMPIDDigit,4) //HMPID digit class
};//class AliHMPIDDigitN
typedef AliHMPIDDigit AliRICHDigit; // for backward compatibility
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-AliHMPIDDigit::AliHMPIDDigit(Int_t c,Float_t q,Int_t t,Float_t x,Float_t y,Int_t flag):AliDigit(),fPad(Abs(-1,-1,-1,-1)),fQ(-1)
+Bool_t AliHMPIDDigit::Set(AliHMPIDHit *pHit,Int_t pad)
{
-// Creation of sdigit
-// Arguments: c- chamber
-// q- total QDC
-// t -TID
-// x,y - hit position, LORS
-// flag- which pad to try
+// Creates digit
+// Arguments: pHit- pointer to the hit
+// pad - for which pad to create
// Returns: none
- Int_t pc,padx,pady;
- if (x>= 0 && x<= SizePcX() ) {pc=0; padx=Int_t( x / SizePadX());}//PC 0 or 2 or 4
- else if(x>=SizePcX()+SizeDead() && x<= SizeAllX() ) {pc=1; padx=Int_t((x- SizePcX()- SizeDead()) / SizePadX());}//PC 2 or 4 or 6
- else return;
- if (y>= 0 && y<= SizePcY() ) { pady=Int_t( y / SizePadY());}//PC 0 or 1
- else if(y>=SizePcY()+SizeDead() && y<=2*SizePcY()+SizeDead() ) {pc+=2;pady=Int_t((y- SizePcY()- SizeDead()) / SizePadY());}//PC 2 or 3
- else if(y>=SizeAllY()-SizePcY() && y<= SizeAllY() ) {pc+=4;pady=Int_t((y-2*SizePcY()-2*SizeDead()) / SizePadY());}//PC 4 or 5
- else return;
- switch(flag){
- case 8:padx--;pady++;break; case 1:pady++;break; case 2:padx++; pady++;break;
+ fPad=Abs(-1,-1,-1,-1); fQ=-1; //reset
+ Int_t pc,px,py;
+ Float_t x=pHit->LorsX(),y=pHit->LorsY();
+
+ if (x>= 0 && x<= SizePcX() ) {pc=0; px=Int_t( x / SizePadX());}//PC 0 or 2 or 4
+ else if(x>=SizePcX()+SizeDead() && x<= SizeAllX() ) {pc=1; px=Int_t((x- SizePcX()- SizeDead()) / SizePadX());}//PC 2 or 4 or 6
+ else return kFALSE;
+ if (y>= 0 && y<= SizePcY() ) { py=Int_t( y / SizePadY());}//PC 0 or 1
+ else if(y>=SizePcY()+SizeDead() && y<=2*SizePcY()+SizeDead() ) {pc+=2;py=Int_t((y- SizePcY()- SizeDead()) / SizePadY());}//PC 2 or 3
+ else if(y>=SizeAllY()-SizePcY() && y<= SizeAllY() ) {pc+=4;py=Int_t((y-2*SizePcY()-2*SizeDead()) / SizePadY());}//PC 4 or 5
+ else return kFALSE;
+
+ switch(pad){
+ case 8: px--;py++;break; case 1:py++;break; case 2:px++; py++;break;
- case 7: padx--; break; case 0: break; case 3:padx++; break;
+ case 7: px--; break; case 0: break; case 3:px++; break;
- case 6:padx--;pady--;break; case 5:pady--;break; case 4:padx++; pady--;break;
+ case 6: px--;py--;break; case 5:py--;break; case 4:px++; py--;break;
}
- if(padx<0 || padx>=kPadPcX) return;
- if(pady<0 || pady>=kPadPcY) return;
- fPad=Abs(c,pc,padx,pady);
- fQ=q*Mathieson(x,y);
- fTracks[0]=t;
-}
+ if(px<0 || px>=kPadPcX) return kFALSE;
+ if(py<0 || py>=kPadPcY) return kFALSE;
+ fPad=Abs(pHit->Ch(),pc,px,py);
+ fQ=pHit->Q()*Mathieson(x,y);
+ fTracks[0]=pHit->Tid();
+ return kTRUE;
+}//Set()
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Int_t AliHMPIDDigit::Compare(const TObject *pObj) const
{
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