UChar_t s;
Int_t pdg = fMC->GetPDG(), det=-1;
Int_t label = fMC->GetLabel();
- Double_t x, y;
- Float_t p, pt, x0, y0, z0, dx, dy, dz, dydx, dzdx;
- Double_t covR[3], cov[3];
+ Double_t x, y, z, pt, dydx, dzdx;
+ Float_t p, pt0, x0, y0, z0, dx, dy, dz, dydx0, dzdx0;
+ Double_t covR[3]/*, cov[3]*/;
if(fDebugLevel>=1){
Double_t DX[12], DY[12], DZ[12], DPt[12], COV[12][15];
x0 = fTracklet->GetX0();
//radial shift with respect to the MC reference (radial position of the pad plane)
x= fTracklet->GetX();
- if(!fMC->GetDirections(x0, y0, z0, dydx, dzdx, pt, s)) continue;
+ if(!fMC->GetDirections(x0, y0, z0, dydx0, dzdx0, pt0, s)) continue;
// MC track position at reference radial position
dx = x0 - x;
if(fDebugLevel>=1){
(*fDebugStream) << "MC"
<< "det=" << det
<< "pdg=" << pdg
- << "pt=" << pt
- << "dx=" << dx
- << "x0=" << x0
- << "y0=" << y0
- << "z0=" << z0
- << "dydx=" << dydx
- << "dzdx=" << dzdx
+ << "pt=" << pt0
+ << "x=" << x0
+ << "y=" << y0
+ << "z=" << z0
+ << "dydx=" << dydx0
+ << "dzdx=" << dzdx0
<< "\n";
}
- Float_t yt = y0 - dx*dydx;
- Float_t zt = z0 - dx*dzdx;
- p = pt*(1.+dzdx*dzdx); // pt -> p
+ Float_t yt = y0 - dx*dydx0;
+ Float_t zt = z0 - dx*dzdx0;
+ p = pt0*(1.+dzdx0*dzdx0); // pt -> p
// add Kalman residuals for y, z and pt
dx = fTracklet->GetX0() - x;
- Float_t yr = fTracklet->GetYref(0) - dx*fTracklet->GetYref(1);
- dy = yt - yr;
- Float_t zr = fTracklet->GetZref(0) - dx*fTracklet->GetZref(1);
- dz = zt - zr;
- Float_t tgl = fTracklet->GetTgl();
- Float_t dpt = pt - fTracklet->GetMomentum()/(1.+tgl*tgl);
+ y = fTracklet->GetYref(0) - dx*fTracklet->GetYref(1);
+ dy = yt - y;
+ z = fTracklet->GetZref(0) - dx*fTracklet->GetZref(1);
+ dz = zt - z;
+ dzdx = fTracklet->GetTgl();
+ pt = fTracklet->GetMomentum()/(1.+dzdx*dzdx);
fTracklet->GetCovRef(covR);
- ((TH2I*)fContainer->At(kMCtrackY))->Fill(dydx, dy);
- ((TH2I*)fContainer->At(kMCtrackYPull))->Fill(dydx, dy/TMath::Sqrt(covR[0]));
+ ((TH2I*)fContainer->At(kMCtrackY))->Fill(dydx0, dy);
+ ((TH2I*)fContainer->At(kMCtrackYPull))->Fill(dydx0, dy/TMath::Sqrt(covR[0]));
if(ily==0){
- ((TH2I*)fContainer->At(kMCtrackZIn))->Fill(dzdx, dz);
- ((TH2I*)fContainer->At(kMCtrackZInPull))->Fill(dzdx, dz/TMath::Sqrt(covR[2]));
+ ((TH2I*)fContainer->At(kMCtrackZIn))->Fill(dzdx0, dz);
+ ((TH2I*)fContainer->At(kMCtrackZInPull))->Fill(dzdx0, dz/TMath::Sqrt(covR[2]));
} else if(ily==AliTRDgeometry::kNlayer-1) {
- ((TH2I*)fContainer->At(kMCtrackZOut))->Fill(dzdx, dz);
- ((TH2I*)fContainer->At(kMCtrackZOutPull))->Fill(dzdx, dz/TMath::Sqrt(covR[2]));
+ ((TH2I*)fContainer->At(kMCtrackZOut))->Fill(dzdx0, dz);
+ ((TH2I*)fContainer->At(kMCtrackZOutPull))->Fill(dzdx0, dz/TMath::Sqrt(covR[2]));
}
- if(pdg!=kElectron && pdg!=kPositron) ((TH2I*)fContainer->At(kMCtrackPt))->Fill(1./pt, dpt);
+ if(pdg!=kElectron && pdg!=kPositron) ((TH2I*)fContainer->At(kMCtrackPt))->Fill(1./pt0, pt-pt0);
// Fill Debug stream for Kalman track
if(fDebugLevel>=1){
- Float_t dydxr = fTracklet->GetYref(1);
+ dydx = fTracklet->GetYref(1);
(*fDebugStream) << "MCtrack"
+ << "pt=" << pt
<< "x=" << x
- << "dpt=" << dpt
- << "dy=" << dy
- << "dz=" << dz
- << "dydxr=" << dydxr
- << "dzdxr=" << tgl
+ << "y=" << y
+ << "z=" << z
+ << "dydx=" << dydx
+ << "dzdx=" << dzdx
<< "s2y=" << covR[0]
<< "s2z=" << covR[2]
<< "\n";
// recalculate tracklet based on the MC info
AliTRDseedV1 tt(*fTracklet);
- tt.SetZref(0, z0);
- tt.SetZref(1, dzdx);
+ tt.SetZref(0, z0 - (x0-tt.GetX0())*dzdx0);
+ tt.SetZref(1, dzdx0);
tt.Fit(kTRUE);
- x= tt.GetX(); // the true one
+ x= tt.GetX();y= tt.GetY();z= tt.GetZ();
+ dydx = tt.GetYfit(1);
dx = x0 - x;
- yt = y0 - dx*dydx;
+ yt = y0 - dx*dydx0;
+ zt = z0 - dx*dzdx0;
Bool_t rc = tt.IsRowCross();
// add tracklet residuals for y and dydx
- Float_t yf = tt.GetY();
- dy = yt - yf; dz = 100.;
- Float_t dphi = (tt.GetYfit(1) - dydx);
- dphi /= 1.- tt.GetYfit(1)*dydx;
- tt.GetCovAt(x, cov);
if(!rc){
- ((TH2I*)fContainer->At(kMCtrackletY))->Fill(dydx, dy);
- if(cov[0]>0.) ((TH2I*)fContainer->At(kMCtrackletYPull))->Fill(dydx, dy/TMath::Sqrt(cov[0]));
- ((TH2I*)fContainer->At(kMCtrackletPhi))->Fill(dydx, dphi*TMath::RadToDeg());
+ dy = yt-y;
+
+ Float_t dphi = (dydx - dydx0);
+ dphi /= 1.- dydx*dydx0;
+
+ ((TH2I*)fContainer->At(kMCtrackletY))->Fill(dydx0, dy);
+ if(tt.GetS2Y()>0.) ((TH2I*)fContainer->At(kMCtrackletYPull))->Fill(dydx0, dy/TMath::Sqrt(tt.GetS2Y()));
+ ((TH2I*)fContainer->At(kMCtrackletPhi))->Fill(dydx0, dphi*TMath::RadToDeg());
} else {
// add tracklet residuals for z
- dz = tt.GetZ() - (z0 - dx*dzdx) ;
- ((TH2I*)fContainer->At(kMCtrackletZ))->Fill(dzdx, dz);
- if(cov[2]>0.) ((TH2I*)fContainer->At(kMCtrackletZPull))->Fill(dzdx, dz/TMath::Sqrt(cov[2]));
+ dz = zt-z;
+ ((TH2I*)fContainer->At(kMCtrackletZ))->Fill(dzdx0, dz);
+ if(tt.GetS2Z()>0.) ((TH2I*)fContainer->At(kMCtrackletZPull))->Fill(dzdx0, dz/TMath::Sqrt(tt.GetS2Z()));
}
// Fill Debug stream for tracklet
if(fDebugLevel>=1){
+ Float_t s2y = tt.GetS2Y();
+ Float_t s2z = tt.GetS2Z();
(*fDebugStream) << "MCtracklet"
<< "rc=" << rc
<< "x=" << x
- << "dy=" << dy
- << "dz=" << dz
- << "dphi=" << dphi
- << "s2y=" << cov[0]
- << "s2z=" << cov[2]
+ << "y=" << y
+ << "z=" << z
+ << "dydx=" << dydx
+ << "s2y=" << s2y
+ << "s2z=" << s2z
<< "\n";
}
Float_t q = TMath::Abs(c->GetQ());
AliTRDseedV1::GetClusterXY(c,x,y);
//x = c->GetX(); y = c->GetY();
- Float_t xc = x;
- Float_t yc = y;
- Float_t zc = c->GetZ();
- dx = x0 - xc;
- yt = y0 - dx*dydx;
- zt = z0 - dx*dzdx;
- dy = yt - (yc - tilt*(zc-zt));
+ z = c->GetZ();
+ dx = x0 - x;
+ yt = y0 - dx*dydx0;
+ zt = z0 - dx*dzdx0;
+ dy = yt - (y - tilt*(z-zt));
// Fill Histograms
- if(q>20. && q<250.) ((TH2I*)fContainer->At(kMCcluster))->Fill(dydx, dy);
+ if(q>20. && q<250.) ((TH2I*)fContainer->At(kMCcluster))->Fill(dydx0, dy);
// Fill calibration container
Float_t d = zr0 - zt;
fMCcl->Add(clInfo);
clInfo->SetCluster(c);
clInfo->SetMC(pdg, label);
- clInfo->SetGlobalPosition(yt, zt, dydx, dzdx);
+ clInfo->SetGlobalPosition(yt, zt, dydx0, dzdx0);
clInfo->SetResolution(dy);
clInfo->SetAnisochronity(d);
clInfo->SetDriftLength(dx-.5*AliTRDgeometry::CamHght());
case kMCcluster:
if(!(g = (TGraphErrors*)fGraphS->At(ifig))) break;
ax = g->GetHistogram()->GetYaxis();
- y[0] = -.05; y[1] = 0.6;
+ y[0] = -50.; y[1] = 600.;
ax->SetRangeUser(y[0], y[1]);
- ax->SetTitle("Y_{cluster} #sigma/#mu [mm]");
+ ax->SetTitle("Y_{cluster} #sigma/#mu [#mum]");
ax = g->GetHistogram()->GetXaxis();
ax->SetRangeUser(-.3, .3);
ax->SetTitle("tg(#phi)");
case kMCtrackletY:
if(!(g = (TGraphErrors*)fGraphS->At(ifig))) break;
ax = g->GetHistogram()->GetYaxis();
- y[0] = -.05; y[1] = 0.25;
+ y[0] = -50.; y[1] = 250.;
ax->SetRangeUser(y[0], y[1]);
- ax->SetTitle("Y_{tracklet} #sigma/#mu [mm]");
+ ax->SetTitle("Y_{tracklet} #sigma/#mu [#mum]");
ax = g->GetHistogram()->GetXaxis();
ax->SetRangeUser(-.2, .2);
ax->SetTitle("tg(#phi)");
case kMCtrackletZ:
if(!(g = (TGraphErrors*)fGraphS->At(ifig))) break;
ax = g->GetHistogram()->GetYaxis();
- ax->SetRangeUser(-.5, 1.);
- ax->SetTitle("Z_{tracklet} #sigma/#mu [mm]");
+ ax->SetRangeUser(-50., 700.);
+ ax->SetTitle("Z_{tracklet} #sigma/#mu [#mum]");
ax = g->GetHistogram()->GetXaxis();
ax->SetTitle("tg(#theta)");
g->Draw("apl");
case kMCtrackY:
if(!(g = (TGraphErrors*)fGraphS->At(ifig))) break;
ax = g->GetHistogram()->GetYaxis();
- y[0] = -.05; y[1] = 0.25;
+ y[0] = -50.; y[1] = 200.;
ax->SetRangeUser(y[0], y[1]);
- ax->SetTitle("Y_{track} #sigma/#mu [mm]");
+ ax->SetTitle("Y_{track} #sigma/#mu [#mum]");
ax = g->GetHistogram()->GetXaxis();
ax->SetRangeUser(-.2, .2);
ax->SetTitle("tg(#phi)");
case kMCtrackZOut:
if(!(g = (TGraphErrors*)fGraphS->At(ifig))) break;
ax = g->GetHistogram()->GetYaxis();
- ax->SetRangeUser(-.5, 2.);
- ax->SetTitle(Form("Z_{track}^{%s} #sigma/#mu [mm]", ifig==kMCtrackZIn ? "in" : "out"));
+ ax->SetRangeUser(-500., 2000.);
+ ax->SetTitle(Form("Z_{track}^{%s} #sigma/#mu [#mum]", ifig==kMCtrackZIn ? "in" : "out"));
ax = g->GetHistogram()->GetXaxis();
ax->SetTitle("tg(#theta)");
g->Draw("apl");
//PROCESS MC RESIDUAL DISTRIBUTIONS
// cluster y resolution
- Process(kMCcluster, &f);
+ Process(kMCcluster, &f, 1.e4);
// tracklet resolution
- Process(kMCtrackletY, &f); // y
- Process(kMCtrackletZ, &f); // z
+ Process(kMCtrackletY, &f, 1.e4); // y
+ Process(kMCtrackletZ, &f, 1.e4); // z
Process(kMCtrackletPhi, &f); // phi
// tracklet pulls
Process(kMCtrackletZPull, &f); // z
// track resolution
- Process(kMCtrackY, &f); // y
- Process(kMCtrackZIn, &f); // z towards TPC
- Process(kMCtrackZOut, &f); // z towards TOF
+ Process(kMCtrackY, &f, 1.e4); // y
+ Process(kMCtrackZIn, &f, 1.e4); // z towards TPC
+ Process(kMCtrackZOut, &f, 1.e4); // z towards TOF
// track pulls
Process(kMCtrackYPull, &f); // y
h->Fit(&fgl, "NQ", "", -5., 20.);
Float_t invpt = ax->GetBinCenter(ip);
- Int_t ip = gm->GetN();
- gm->SetPoint(ip, invpt, fgl.GetParameter(1));
- gm->SetPointError(ip, 0., fgl.GetParError(1));
- gs->SetPoint(ip, invpt, fgl.GetParameter(2)*invpt);
- gs->SetPointError(ip, 0., fgl.GetParError(2));
+ Int_t jp = gm->GetN();
+ gm->SetPoint(jp, invpt, fgl.GetParameter(1));
+ gm->SetPointError(jp, 0., fgl.GetParError(1));
+ gs->SetPoint(jp, invpt, fgl.GetParameter(2)*invpt);
+ gs->SetPointError(jp, 0., fgl.GetParError(2));
// fgl.GetParameter(4) // Landau MPV
// fgl.GetParameter(5) // Landau Sigma
}
//________________________________________________________
-Bool_t AliTRDresolution::Process(ETRDresolutionPlot ip, TF1 *f)
+Bool_t AliTRDresolution::Process(ETRDresolutionPlot plot, TF1 *f, Float_t k)
{
if(!fContainer || !fGraphS || !fGraphM) return kFALSE;
Bool_t kBUILD = kFALSE;
}
TH2I *h2 = 0x0;
- if(!(h2 = (TH2I *)(fContainer->At(ip)))) return kFALSE;
+ if(!(h2 = (TH2I *)(fContainer->At(plot)))) return kFALSE;
TGraphErrors *gm = 0x0, *gs = 0x0;
- if(!(gm=(TGraphErrors*)fGraphM->At(ip))) return kFALSE;
+ if(!(gm=(TGraphErrors*)fGraphM->At(plot))) return kFALSE;
if(gm->GetN()) for(Int_t ip=gm->GetN(); ip--;) gm->RemovePoint(ip);
- if(!(gs=(TGraphErrors*)fGraphS->At(ip))) return kFALSE;
+ if(!(gs=(TGraphErrors*)fGraphS->At(plot))) return kFALSE;
if(gs->GetN()) for(Int_t ip=gs->GetN(); ip--;) gs->RemovePoint(ip);
+ Char_t pn[10]; sprintf(pn, "p%02d", plot);
for(Int_t ibin = 1; ibin <= h2->GetNbinsX(); ibin++){
Double_t x = h2->GetXaxis()->GetBinCenter(ibin);
- TH1D *h = h2->ProjectionY("py", ibin, ibin);
+ TH1D *h = h2->ProjectionY(pn, ibin, ibin);
if(h->GetEntries()<100) continue;
AdjustF1(h, f);
-// if(IsVisual()){c->cd(); c->SetLogy();}
- h->Fit(f, "Q", "", -0.5, 0.5);
-/* if(IsVisual()){c->Modified(); c->Update(); gSystem->Sleep(500);}*/
+ h->Fit(f, "QN");
Int_t ip = gm->GetN();
- gm->SetPoint(ip, x, 10.*f->GetParameter(1));
- gm->SetPointError(ip, 0., 10.*f->GetParError(1));
- gs->SetPoint(ip, x, 10.*f->GetParameter(2));
- gs->SetPointError(ip, 0., 10.*f->GetParError(2));
+ gm->SetPoint(ip, x, k*f->GetParameter(1));
+ gm->SetPointError(ip, 0., k*f->GetParError(1));
+ gs->SetPoint(ip, x, k*f->GetParameter(2));
+ gs->SetPointError(ip, 0., k*f->GetParError(2));
}
if(kBUILD) delete f;
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff