* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-Revision 1.2.4.2 2000/06/14 16:48:24 kowal2
-Parameter setting improved. Removed compiler warnings
-
-Revision 1.2.4.1 2000/06/09 07:55:39 kowal2
-
-Updated defaults
-
-Revision 1.2 2000/04/17 09:37:33 kowal2
-removed obsolete AliTPCDigitsDisplay.C
-
-Revision 1.1.4.2 2000/04/10 11:36:13 kowal2
-
-New Detector parameters handling class
-
-*/
+/* $Id$ */
///////////////////////////////////////////////////////////////////////
// Manager and of geomety classes for set: TPC //
///////////////////////////////////////////////////////////////////////
-#include <iostream.h>
+#include <Riostream.h>
#include <TMath.h>
#include <TObject.h>
#include <AliTPCParamSR.h>
#include "AliTPCPRF2D.h"
#include "AliTPCRF1D.h"
-
+#include "TH1.h"
ClassImp(AliTPCParamSR)
-const static Int_t kMaxRows=600;
-const static Float_t kEdgeSectorSpace = 2.5;
-const static Float_t kFacSigmaPadRow=3.;
-const static Float_t kFacSigmaPad=3.;
-const static Float_t kFacSigmaTime=3.;
+static const Int_t kMaxRows=600;
+static const Float_t kEdgeSectorSpace = 2.5;
+static const Float_t kFacSigmaPadRow=3.;
+static const Float_t kFacSigmaPad=3.;
+static const Float_t kFacSigmaTime=3.;
AliTPCParamSR::AliTPCParamSR()
//
//constructor set the default parameters
fInnerPRF=0;
- fOuterPRF=0;
+ fOuter1PRF=0;
+ fOuter2PRF=0;
fTimeRF = 0;
fFacSigmaPadRow = Float_t(kFacSigmaPadRow);
fFacSigmaPad = Float_t(kFacSigmaPad);
fFacSigmaTime = Float_t(kFacSigmaTime);
-
-
SetDefault();
Update();
}
//
//destructor destroy some dynmicaly alocated variables
if (fInnerPRF != 0) delete fInnerPRF;
- if (fOuterPRF != 0) delete fOuterPRF;
+ if (fOuter1PRF != 0) delete fOuter1PRF;
+ if (fOuter2PRF != 0) delete fOuter2PRF;
if (fTimeRF != 0) delete fTimeRF;
}
//we suppose that coordinate is expressed in float digits
// it's mean coordinate system 8
//xyz[0] - float padrow xyz[1] is float pad (center pad is number 0) and xyz[2] is float time bin
- if ( (fInnerPRF==0)||(fOuterPRF==0)||(fTimeRF==0) ){
+ if ( (fInnerPRF==0)||(fOuter1PRF==0)||(fOuter2PRF==0) ||(fTimeRF==0) ){
Error("AliTPCParamSR", "response function was not adjusted");
return -1;
}
if (index[1]<fNInnerSector){
sfpadrow =fFacSigmaPadRow*fInnerPRF->GetSigmaY()/fInnerPadPitchLength;
sfpad =fFacSigmaPad*fInnerPRF->GetSigmaX()/fInnerPadPitchWidth;
- }else{
- sfpadrow =fFacSigmaPadRow*fOuterPRF->GetSigmaY()/fOuterPadPitchLength;
- sfpad =fFacSigmaPad*fOuterPRF->GetSigmaX()/fOuterPadPitchWidth;
+ }
+ else{
+ if(row<fNRowUp1){
+ sfpadrow =fFacSigmaPadRow*fOuter1PRF->GetSigmaY()/fOuter1PadPitchLength;
+ sfpad =fFacSigmaPad*fOuter1PRF->GetSigmaX()/fOuterPadPitchWidth;}
+ else{
+ sfpadrow =fFacSigmaPadRow*fOuter2PRF->GetSigmaY()/fOuter2PadPitchLength;
+ sfpad =fFacSigmaPad*fOuter2PRF->GetSigmaX()/fOuterPadPitchWidth;
+ }
}
Int_t fpadrow = TMath::Max(TMath::Nint(index[2]+xyz[0]-sfpadrow),0); //"first" padrow
Int_t lpad = TMath::Min(TMath::Nint(xyz[1]+sfpad),fpad+19); //last pad
Int_t ltime = TMath::Min(TMath::Nint(xyz[2]+GetZOffset()/GetZWidth()+sftime),ftime+19); // last time
ltime = TMath::Min(ltime,GetMaxTBin()-1);
-
+ //
+ Int_t npads = GetNPads(index[1],row);
+ if (fpad<-npads/2)
+ fpad = -npads/2;
+ if (lpad>npads/2)
+ lpad= npads/2;
+ if (ftime<0) ftime=0;
+ //
if (row>=0) { //if we are interesting about given pad row
if (fpadrow<=row) fpadrow =row;
else
Int_t padrow, pad;
for (padrow = fpadrow;padrow<=lpadrow;padrow++)
for (pad = fpad;pad<=lpad;pad++){
- Float_t dy = (-xyz[0]+Float_t(index[2]-padrow));
- Float_t dx = (-xyz[1]+Float_t(pad));
+ Float_t dy = (xyz[0]+Float_t(index[2]-padrow));
+ Float_t dx = (xyz[1]+Float_t(pad));
if (index[1]<fNInnerSector)
padres[padrow-fpadrow][pad-fpad]=fInnerPRF->GetPRF(dx*fInnerPadPitchWidth,dy*fInnerPadPitchLength);
- else
- padres[padrow-fpadrow][pad-fpad]=fOuterPRF->GetPRF(dx*fOuterPadPitchWidth,dy*fOuterPadPitchLength); }
+ else{
+ if(row<fNRowUp1){
+ padres[padrow-fpadrow][pad-fpad]=fOuter1PRF->GetPRF(dx*fOuterPadPitchWidth,dy*fOuter1PadPitchLength);}
+ else{
+ padres[padrow-fpadrow][pad-fpad]=fOuter2PRF->GetPRF(dx*fOuterPadPitchWidth,dy*fOuter2PadPitchLength);}}}
//calculate time response function
Int_t time;
for (time = ftime;time<=ltime;time++)
padrow = index[1];
}
-Float_t AliTPCParamSR::GetPrimaryLoss(Float_t *x, Int_t *index, Float_t *angle)
+Float_t AliTPCParamSR::GetPrimaryLoss(Float_t */*x*/, Int_t *index, Float_t *angle)
{
//
//
return length*fNPrimLoss;
}
-Float_t AliTPCParamSR::GetTotalLoss(Float_t *x, Int_t *index, Float_t *angle)
+Float_t AliTPCParamSR::GetTotalLoss(Float_t */*x*/, Int_t *index, Float_t *angle)
{
//
//
}
-void AliTPCParamSR::GetClusterSize(Float_t *x, Int_t *index, Float_t *angle, Int_t mode, Float_t *sigma)
+void AliTPCParamSR::GetClusterSize(Float_t *x, Int_t *index, Float_t */*angle*/, Int_t /*mode*/, Float_t *sigma)
{
//
//return cluster sigma2 (x,y) for particle at position x
if (GetTimeRF()!=0) sigma[0]+=GetTimeRF()->GetSigma()*GetTimeRF()->GetSigma();
if ( (index[1]<fNInnerSector) &&(GetInnerPRF()!=0))
sigma[1]+=GetInnerPRF()->GetSigmaX()*GetInnerPRF()->GetSigmaX();
- if ( (index[1]>=fNInnerSector) && (GetOuterPRF()!=0))
- sigma[1]+=GetOuterPRF()->GetSigmaX()*GetOuterPRF()->GetSigmaX();
+ if ( (index[1]>=fNInnerSector) &&(index[2]<fNRowUp1) && (GetOuter1PRF()!=0))
+ sigma[1]+=GetOuter1PRF()->GetSigmaX()*GetOuter1PRF()->GetSigmaX();
+ if( (index[1]>=fNInnerSector) &&(index[2]>=fNRowUp1) && (GetOuter2PRF()!=0))
+ sigma[1]+=GetOuter2PRF()->GetSigmaX()*GetOuter2PRF()->GetSigmaX();
sigma[0]/= GetZWidth()*GetZWidth();
-void AliTPCParamSR::GetSpaceResolution(Float_t *x, Int_t *index, Float_t *angle,
- Float_t amplitude, Int_t mode, Float_t *sigma)
+void AliTPCParamSR::GetSpaceResolution(Float_t */*x*/, Int_t */*index*/, Float_t */*angle*/,
+ Float_t /*amplitude*/, Int_t /*mode*/, Float_t */*sigma*/)
{
//
//
//
}
-Float_t AliTPCParamSR::GetAmp(Float_t *x, Int_t *index, Float_t *angle)
+Float_t AliTPCParamSR::GetAmp(Float_t */*x*/, Int_t */*index*/, Float_t */*angle*/)
{
//
//
Bool_t AliTPCParamSR::Update()
{
-
- //
- // update some calculated parameter which must be updated after changing "base"
- // parameters
- // for example we can change size of pads and according this recalculate number
- // of pad rows, number of of pads in given row ....
Int_t i;
if (AliTPCParam::Update()==kFALSE) return kFALSE;
fbStatus = kFALSE;
- // adjust lower sectors pad row positions and pad numbers
- fNRowLow = (Int_t(1.001+((fRInnerLastWire-fRInnerFirstWire)/fInnerWWPitch))
- -2*fInnerDummyWire)/fNInnerWiresPerPad;
- if ( kMaxRows<fNRowLow) fNRowUp = kMaxRows;
- if (1>fNRowLow) return kFALSE;
-
- //Float_t firstpad = fRInnerFirstWire+(fInnerDummyWire-0.5)*fInnerWWPitch
- // +fInnerPadPitchLength/2.;
- Float_t lastpad = fRInnerLastWire-(fInnerDummyWire-0.5)*fInnerWWPitch
- -fInnerPadPitchLength/2.;
- Float_t firstpad = lastpad-Float_t(fNRowLow-1)*fInnerPadPitchLength;
-
- for (i = 0;i<fNRowLow;i++)
- {
- Float_t x = firstpad +fInnerPadPitchLength*(Float_t)i;
- Float_t y = (x-0.5*fInnerPadPitchLength)*tan(fInnerAngle/2.)-fInnerWireMount-
- fInnerPadPitchWidth/2.;
- fPadRowLow[i] = x;
- fNPadsLow[i] = 1+2*(Int_t)(y/fInnerPadPitchWidth) ;
+ Float_t firstrow = fInnerRadiusLow + 2.225 ;
+ for( i= 0;i<fNRowLow;i++)
+ {
+ Float_t x = firstrow + fInnerPadPitchLength*(Float_t)i;
+ fPadRowLow[i]=x;
+ // number of pads per row
+ Float_t y = (x-0.5*fInnerPadPitchLength)*tan(fInnerAngle/2.)-fInnerWireMount-
+ fInnerPadPitchWidth/2.;
+ // 0 and fNRowLow+1 reserved for cross talk rows
+ fYInner[i+1] = x*tan(fInnerAngle/2.)-fInnerWireMount;
+ fNPadsLow[i] = 1+2*(Int_t)(y/fInnerPadPitchWidth) ;
+ }
+ // cross talk rows
+ fYInner[0]=(fPadRowLow[0]-fInnerPadPitchLength)*tan(fInnerAngle/2.)-fInnerWireMount;
+ fYInner[fNRowLow+1]=(fPadRowLow[fNRowLow-1]+fInnerPadPitchLength)*tan(fInnerAngle/2.)-fInnerWireMount;
+ firstrow = fOuterRadiusLow + 1.6;
+ for(i=0;i<fNRowUp;i++)
+ {
+ if(i<fNRowUp1){
+ Float_t x = firstrow + fOuter1PadPitchLength*(Float_t)i;
+ fPadRowUp[i]=x;
+ Float_t y =(x-0.5*fOuter1PadPitchLength)*tan(fOuterAngle/2.)-fOuterWireMount-
+ fOuterPadPitchWidth/2.;
+ fYOuter[i+1]= x*tan(fOuterAngle/2.)-fOuterWireMount;
+ fNPadsUp[i] = 1+2*(Int_t)(y/fOuterPadPitchWidth) ;
+ if(i==fNRowUp1-1) {
+ fLastWireUp1=fPadRowUp[i] +0.375;
+ firstrow = fPadRowUp[i] + 0.5*(fOuter1PadPitchLength+fOuter2PadPitchLength);
+ }
+ }
+ else
+ {
+ Float_t x = firstrow + fOuter2PadPitchLength*(Float_t)(i-64);
+ fPadRowUp[i]=x;
+Float_t y =(x-0.5*fOuter2PadPitchLength)*tan(fOuterAngle/2.)-fOuterWireMount-
+ fOuterPadPitchWidth/2.;
+ fNPadsUp[i] = 1+2*(Int_t)(y/fOuterPadPitchWidth) ;
}
-
- // adjust upper sectors pad row positions and pad numbers
- fNRowUp = (Int_t(1.001+((fROuterLastWire-fROuterFirstWire)/fOuterWWPitch))
- -2*fOuterDummyWire)/fNOuterWiresPerPad;
- if ( kMaxRows<fNRowUp) fNRowUp = kMaxRows;
- if (1>fNRowUp) return kFALSE;
- firstpad = fROuterFirstWire+(fOuterDummyWire-0.5)*fOuterWWPitch
- +fOuterPadPitchLength/2.;
-
- for (i = 0;i<fNRowUp;i++)
- {
- Float_t x = firstpad + fOuterPadPitchLength*(Float_t)i;
- Float_t y = (x-0.5*fOuterPadPitchLength)*tan(fOuterAngle/2.)-fOuterWireMount-
- fInnerPadPitchWidth/2.;
- fPadRowUp[i] = x;
- fNPadsUp[i] = 1+2*(Int_t)(y/fOuterPadPitchWidth) ;
- }
- fNtRows = fNInnerSector*fNRowLow+fNOuterSector*fNRowUp;
- return kTRUE;
+ fYOuter[i+1] = fPadRowUp[i]*tan(fOuterAngle/2.)-fOuterWireMount;
+ }
+ // cross talk rows
+ fYOuter[0]=(fPadRowUp[0]-fOuter1PadPitchLength)*tan(fOuterAngle/2.)-fOuterWireMount;
+ fYOuter[fNRowUp+1]=(fPadRowUp[fNRowUp-1]+fOuter2PadPitchLength)*tan(fOuterAngle/2.)-fOuterWireMount;
+ fNtRows = fNInnerSector*fNRowLow+fNOuterSector*fNRowUp;
+ fbStatus = kTRUE;
+ return kTRUE;
+}
+Float_t AliTPCParamSR::GetYInner(Int_t irow) const
+{
+ return fYInner[irow];
+}
+Float_t AliTPCParamSR::GetYOuter(Int_t irow) const
+{
+ return fYOuter[irow];
}
-
-
void AliTPCParamSR::Streamer(TBuffer &R__b)
{
AliTPCParam::Streamer(R__b);
}
}
+Int_t AliTPCParamSR::CalcResponseFast(Float_t* xyz, Int_t * index, Int_t row)
+{
+ //
+ //calculate bin response as function of the input position -x
+ //return number of valid response bin
+ //
+ //we suppose that coordinate is expressed in float digits
+ // it's mean coordinate system 8
+ //xyz[0] - electron position w.r.t. pad center, normalized to pad length,
+ //xyz[1] is float pad (center pad is number 0) and xyz[2] is float time bin
+ if ( (fInnerPRF==0)||(fOuter1PRF==0)||(fOuter2PRF==0) ||(fTimeRF==0) ){
+ Error("AliTPCParamSR", "response function was not adjusted");
+ return -1;
+ }
+
+ const Int_t padn = 500;
+ const Float_t fpadn = 500.;
+ const Int_t timen = 500;
+ const Float_t ftimen = 500.;
+ const Int_t padrn = 500;
+ const Float_t fpadrn = 500.;
+
+
+
+ static Float_t prfinner[2*padrn][5*padn]; //pad divided by 50
+ static Float_t prfouter1[2*padrn][5*padn]; //prfouter division
+ static Float_t prfouter2[2*padrn][5*padn];
+
+ static Float_t rftime[5*timen]; //time division
+ static Int_t blabla=0;
+ static Float_t zoffset=0;
+ static Float_t zwidth=0;
+ static Float_t zoffset2=0;
+ static TH1F * hdiff=0;
+ static TH1F * hdiff1=0;
+ static TH1F * hdiff2=0;
+
+ if (blabla==0) { //calculate Response function - only at the begginning
+ hdiff =new TH1F("prf_diff","prf_diff",10000,-1,1);
+ hdiff1 =new TH1F("no_repsonse1","no_response1",10000,-1,1);
+ hdiff2 =new TH1F("no_response2","no_response2",10000,-1,1);
+
+ blabla=1;
+ zoffset = GetZOffset();
+ zwidth = fZWidth;
+ zoffset2 = zoffset/zwidth;
+ for (Int_t i=0;i<5*timen;i++){
+ rftime[i] = fTimeRF->GetRF(((i-2.5*ftimen)/ftimen)*zwidth+zoffset);
+ }
+ for (Int_t i=0;i<5*padn;i++){
+ for (Int_t j=0;j<2*padrn;j++){
+ prfinner[j][i] =
+ fInnerPRF->GetPRF((i-2.5*fpadn)/fpadn
+ *fInnerPadPitchWidth,(j-fpadrn)/fpadrn*fInnerPadPitchLength);
+ prfouter1[j][i] =
+ fOuter1PRF->GetPRF((i-2.5*fpadn)/fpadn
+ *fOuterPadPitchWidth,(j-fpadrn)/fpadrn*fOuter1PadPitchLength);
+
+ //
+ prfouter2[j][i] =
+ fOuter2PRF->GetPRF((i-2.5*fpadn)/fpadn
+ *fOuterPadPitchWidth,(j-fpadrn)/fpadrn*fOuter2PadPitchLength);
+ }
+ }
+ } // the above is calculated only once
+
+ // calculate central padrow, pad, time
+ Int_t npads = GetNPads(index[1],index[3]-1);
+ Int_t cpadrow = index[2]; // electrons are here
+ Int_t cpad = TMath::Nint(xyz[1]);
+ Int_t ctime = TMath::Nint(xyz[2]+zoffset2);
+ //calulate deviation
+ Float_t dpadrow = xyz[0];
+ Float_t dpad = xyz[1]-cpad;
+ Float_t dtime = xyz[2]+zoffset2-ctime;
+ Int_t cindex =0;
+ Int_t cindex3 =0;
+ Int_t maxt =GetMaxTBin();
+
+ Int_t fpadrow;
+ Int_t lpadrow;
+
+ if (row>=0) { //if we are interesting about given pad row
+ fpadrow = row-cpadrow;
+ lpadrow = row-cpadrow;
+ }else{
+ fpadrow = (index[2]>1) ? -1 :0;
+ lpadrow = (index[2]<GetNRow(index[1])-1) ? 1:0;
+ }
+ Int_t fpad = (cpad > -npads/2+1) ? -2: -npads/2-cpad;
+ Int_t lpad = (cpad < npads/2-1) ? 2: npads/2-cpad;
+ Int_t ftime = (ctime>1) ? -2: -ctime;
+ Int_t ltime = (ctime<maxt-2) ? 2: maxt-ctime-1;
+
+ // cross talk from long pad to short one
+ if(row==fNRowUp1 && fpadrow==-1) {
+ dpadrow *= fOuter2PadPitchLength;
+ dpadrow += fOuterWWPitch;
+ dpadrow /= fOuter1PadPitchLength;
+ }
+ // cross talk from short pad to long one
+ if(row==fNRowUp1+1 && fpadrow==1){
+ dpadrow *= fOuter1PadPitchLength;
+ if(dpadrow < 0.) dpadrow = -1.; //protection against 3rd wire
+ dpadrow += fOuterWWPitch;
+ dpadrow /= fOuter2PadPitchLength;
+
+ }
+ // "normal"
+ Int_t apadrow = TMath::Nint((dpadrow-fpadrow)*fpadrn+fpadrn);
+ for (Int_t ipadrow = fpadrow; ipadrow<=lpadrow;ipadrow++){
+ if ( (apadrow<0) || (apadrow>=2*padrn))
+ continue;
+ Int_t apad= TMath::Nint((dpad-fpad)*fpadn+2.5*fpadn);
+ for (Int_t ipad = fpad; ipad<=lpad;ipad++){
+ Float_t cweight;
+ if (index[1]<fNInnerSector)
+ cweight=prfinner[apadrow][apad];
+ else{
+ if(row < fNRowUp1+1)
+ cweight=prfouter1[apadrow][apad];
+ else cweight=prfouter2[apadrow][apad];
+ }
+
+ // if (cweight<fResponseThreshold) continue;
+ Int_t atime = TMath::Nint((dtime-ftime)*ftimen+2.5*ftimen);
+ for (Int_t itime = ftime;itime<=ltime;itime++){
+ Float_t cweight2 = cweight*rftime[atime];
+ if (cweight2>fResponseThreshold) {
+ fResponseBin[cindex3++]=cpadrow+ipadrow;
+ fResponseBin[cindex3++]=cpad+ipad;
+ fResponseBin[cindex3++]=ctime+itime;
+ fResponseWeight[cindex++]=cweight2;
+
+ if (cweight2>100)
+ {
+ printf("Pici pici %d %f %d\n",ipad,dpad,apad);
+ }
+
+ }
+ atime-=timen;
+ }
+ apad-= padn;
+ }
+ apadrow-=padrn;
+ }
+ fCurrentMax=cindex;
+ return fCurrentMax;
+
+}
+
+
+