#include <TRandom.h> //IsOverTh()
#include <AliBitPacking.h> //Raw()
-class AliHMPIDHit; //Hit2Sdi()
+
class TClonesArray; //Hit2Sdi()
-
+
class AliHMPIDDigit :public AliDigit //TObject-AliDigit-AliHMPIDDigit
{
public:
- enum EAbsPad {kChAbs=100000000,kPcAbs=1000000,kPadAbsX=1000,kPadAbsY=1}; //absolute pad number structure
- 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
+ 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
//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 ) {} //digit ctor
+ AliHMPIDDigit(const AliHMPIDDigit &d ):AliDigit(d),fPad(d.fPad),fQ(d.fQ) {} //copy ctor
+ 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
- static Int_t A2C (Int_t pad ) {return pad/kChAbs; } //abs pad -> chamber
- static Int_t A2P (Int_t pad ) {return pad%kChAbs/kPcAbs; } //abs pad -> pc
- static Int_t A2X (Int_t pad ) {return pad%kPcAbs/kPadAbsX; } //abs pad -> pad X
- static Int_t A2Y (Int_t pad ) {return pad%kPadAbsX; } //abs pad -> pad Y
- Int_t Addr ( )const{Int_t map[6]={5,3,1,0,2,4};return map[A2Y(fPad)%6]+6*(A2X(fPad)%8);}//ADDRESS 0..47
- 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?
- 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]
- Float_t LorsY ( )const{return (PadPcY()+0.5)*SizePadY()+(Pc()/2)*(SizePcY()+SizeDead());} //center of the pad y, [cm]
+ static Int_t Abs (Int_t c,Int_t s,Int_t x,Int_t y) {return c*100000000+s*1000000+x*1000+y; } //(ch,pc,padx,pady)-> abs pad
+ static Int_t A2C (Int_t pad ) {return pad/100000000; } //abs pad -> chamber
+ static Int_t A2P (Int_t pad ) {return pad%100000000/1000000; } //abs pad -> pc
+ 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
+ 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
+ static Bool_t IsOverTh (Float_t q ) {return q >= 4; } //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?
+ Float_t LorsX ( )const{return LorsX(A2P(fPad),A2X(fPad)); } //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 LorsY(A2P(fPad),A2Y(fPad)); } //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]
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
Float_t Q ( )const{return fQ;} //charge, [QDC]
- inline Int_t Raw ( UInt_t &raw32 )const; //digit->(ddl,raw32)
- inline void Raw (Int_t l,UInt_t raw32 ); //(ddl,raw32)->digit
- static Int_t Raw2Ch (UInt_t l ) {return l/2;} //ch=f(ddl)
- static Int_t Raw2Pc (UInt_t l,UInt_t r ) {r=(r-1)/8;return (l%2)?5-2*r:2*r;} //pc=f(ddl,r)
- 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 void Raw (UInt_t &w32,Int_t &ddl,Int_t &r,Int_t &d,Int_t &a)const; //digit->(w32,ddl,r,d,a)
+ inline void Raw (UInt_t w32,Int_t ddl ); //(w32,ddl)->digit
+ inline Bool_t Set (Int_t c,Int_t p,Int_t x,Int_t y,Float_t q=0,Int_t tid=0); //manual creation
+ static void WriteRaw (TObjArray *pDigLst ); //write as raw stream
- 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 SizeArea ( ) {return SizePcX()*SizePcY()*kPcAll;} //sence area, [cm^2]
+ static Float_t SizeAllX ( ) {return fMaxPcX[5];} //all PCs size x, [cm]
+ static Float_t SizeAllY ( ) {return fMaxPcY[5];} //all PCs size y, [cm]
+ static Float_t SizeArea ( ) {return SizePcX()*SizePcY()*(kMaxPc-kMinPc+1);} //sence area, [cm^2]
static Float_t SizeDead ( ) {return 2.6;} //dead zone size x, [cm]
static Float_t SizeGap ( ) {return 8; }
static Float_t SizePadX ( ) {return 0.8;} //pad size x, [cm]
static Float_t SizePadY ( ) {return 0.84;} //pad size y, [cm]
- static Float_t SizePcX ( ) {return SizePadX()*kPadPcX;} //PC size x, [cm]
- static Float_t SizePcY ( ) {return SizePadY()*kPadPcY;} //PC size y, [cm]
+ static Float_t SizePcX ( ) {return fMaxPcX[0];} //PC size x, [cm]
+ static Float_t SizePcY ( ) {return fMaxPcY[0];} //PC 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];
+
+ inline static Bool_t IsInDead(Float_t x,Float_t y ); //is point in dead area?
+ inline static void Lors2Pad(Float_t x,Float_t y,Int_t &pc,Int_t &px,Int_t &py); //(x,y)->(pc,px,py)
+
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)
+void AliHMPIDDigit::Lors2Pad(Float_t x,Float_t y,Int_t &pc,Int_t &px,Int_t &py)
{
-// Creation of sdigit
-// Arguments: c- chamber
-// q- total QDC
-// t -TID
-// x,y - hit position, LORS
-// flag- which pad to try
-// 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
+// Check the pad of given position
+// Arguments: x,y- position [cm] in LORS; pc,px,py- pad where to store the result
+// Returns: none
+ pc=px=py=-1;
+ 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;
- 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
+ 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;
-
- switch(flag){
- case 8:padx--;pady++;break; case 1:pady++;break; case 2:padx++; pady++;break;
-
- case 7: padx--; break; case 0: break; case 3:padx++; break;
-
- case 6:padx--;pady--;break; case 5:pady--;break; case 4:padx++; pady--;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;
-}
+}
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Int_t AliHMPIDDigit::Compare(const TObject *pObj) const
{
return 4*k4*(TMath::ATan(ux2)-TMath::ATan(ux1))*k4*(TMath::ATan(uy2)-TMath::ATan(uy1));
}
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-Int_t AliHMPIDDigit::Raw(UInt_t &w32)const
+void AliHMPIDDigit::Raw(UInt_t &w32,Int_t &ddl,Int_t &r,Int_t &d,Int_t &a)const
{
// Convert digit structure to raw word format
-// Arguments: 32 bits raw word to fill
-// Returns: DDL ID where to write this digit
- w32=0;
- AliBitPacking::PackWord((UInt_t)fQ ,w32, 0,11); // 0000 0rrr rrdd ddaa aaaa qqqq qqqq qqqq Qdc bits (00..11) counts (0..4095)
- AliBitPacking::PackWord( Addr() ,w32,12,17); // 3322 2222 2222 1111 1111 1000 0000 0000 DILOGIC address bits (12..17) counts (0..47)
- AliBitPacking::PackWord( Dilogic(),w32,18,21); // 1098 7654 3210 9876 5432 1098 7654 3210 DILOGIC number bits (18..21) counts (1..10)
- AliBitPacking::PackWord( Row() ,w32,22,26); // Row number bits (22..26) counts (1..24)
- return DdlIdx(); //ddl 0..13 where to write this digit
+// Arguments: w32,ddl,r,d,a where to write the results
+// Returns: none
+ Int_t y2a[6]={5,3,1,0,2,4};
+
+ ddl=2*Ch()+Pc()%2; //DDL# 0..13
+ Int_t tmp=1+Pc()/2*8+PadPcY()/6; r=(Pc()%2)? 25-tmp:tmp; //row r=1..24
+ d=1+PadPcX()/8; //DILOGIC# 1..10
+ a=y2a[PadPcY()%6]+6*(PadPcX()%8); //ADDRESS 0..47
+
+ w32=0;
+ AliBitPacking::PackWord((UInt_t)fQ,w32, 0,11); // 0000 0rrr rrdd ddaa aaaa qqqq qqqq qqqq Qdc bits (00..11) counts (0..4095)
+ AliBitPacking::PackWord( a ,w32,12,17); // 3322 2222 2222 1111 1111 1000 0000 0000 DILOGIC address bits (12..17) counts (0..47)
+ AliBitPacking::PackWord( d ,w32,18,21); // 1098 7654 3210 9876 5432 1098 7654 3210 DILOGIC number bits (18..21) counts (1..10)
+ AliBitPacking::PackWord( r ,w32,22,26); // Row number bits (22..26) counts (1..24)
}
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-void AliHMPIDDigit::Raw(Int_t ddl,UInt_t w32)
+void AliHMPIDDigit::Raw(UInt_t w32,Int_t ddl)
{
// Converts a given raw data word to a digit
// Arguments: w32 - 32 bits raw data word
// ddl - DDL idx 0 1 2 3 4 ... 13
// Returns: none
- fQ = AliBitPacking::UnpackWord(w32, 0,11); // 0000 0rrr rrdd ddaa aaaa qqqq qqqq qqqq Qdc bits (00..11) counts (0..4095)
- UInt_t a = AliBitPacking::UnpackWord(w32,12,17); // 3322 2222 2222 1111 1111 1000 0000 0000 DILOGIC address bits (12..17) counts (0..47)
- UInt_t d = AliBitPacking::UnpackWord(w32,18,21); // 1098 7654 3210 9876 5432 1098 7654 3210 DILOGIC number bits (18..21) counts (1..10)
- UInt_t r = AliBitPacking::UnpackWord(w32,22,26); // Row number bits (22..26) counts (1..24)
- fPad=Abs(Raw2Ch(ddl),Raw2Pc(ddl,r),Raw2X(d,a),Raw2Y(ddl,r,a));
+ Int_t a2y[6]={3,2,4,1,5,0};//pady for a given address (for single DILOGIC chip)
+ Int_t r = AliBitPacking::UnpackWord(w32,22,26); assert(1<=r&&r<=24); // Row number (1..24)
+ Int_t d = AliBitPacking::UnpackWord(w32,18,21); assert(1<=d&&d<=10); // 3322 2222 2222 1111 1111 1000 0000 0000 DILOGIC number (1..10)
+ Int_t a = AliBitPacking::UnpackWord(w32,12,17); assert(0<=a&&a<=47); // 1098 7654 3210 9876 5432 1098 7654 3210 DILOGIC address (0..47)
+ Int_t q = AliBitPacking::UnpackWord(w32, 0,11); assert(0<=q&&q<=4095); // 0000 0rrr rrdd ddaa aaaa qqqq qqqq qqqq Qdc (0..4095)
+ Int_t ch=ddl/2;
+ Int_t tmp=(r-1)/8; Int_t pc=(ddl%2)? 5-2*tmp:2*tmp;
+ Int_t px=(d-1)*8+a/6;
+ tmp=(ddl%2)?(24-r):r-1; Int_t py=6*(tmp%8)+a2y[a%6];
+ fPad=Abs(ch,pc,px,py);fQ=q;
}
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+Bool_t AliHMPIDDigit::Set(Int_t ch,Int_t pc,Int_t px,Int_t py,Float_t qdc,Int_t tid)
+{
+// Manual creation of digit
+// Arguments: ch,pc,px,py,qdc,tid
+// Returns: none
+ if(px<kMinPx || px>kMaxPx) return kTRUE;
+ if(py<kMinPy || py>kMaxPy) return kTRUE;
+
+ fPad=Abs(ch,pc,px,py);fQ=qdc;fTracks[0]=tid;
+ return kFALSE;
+}
#endif
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