/************************************************************************** * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * * * * Author: The ALICE Off-line Project. * * Contributors are mentioned in the code where appropriate. * * * * Permission to use, copy, modify and distribute this software and its * * documentation strictly for non-commercial purposes is hereby granted * * without fee, provided that the above copyright notice appears in all * * copies and that both the copyright notice and this permission notice * * appear in the supporting documentation. The authors make no claims * * about the suitability of this software for any purpose. It is * * provided "as is" without express or implied warranty. * **************************************************************************/ /* $Id:$ */ #include "AliExternalComparison.h" #include "AliExternalTrackParam.h" #include "AliTrackReference.h" #include "THnSparse.h" #include "TParticle.h" #include "TMatrix.h" #include "TParticlePDG.h" #include "TParticle.h" #include "TTreeStream.h" #include "TAxis.h" ClassImp(AliExternalComparison) AliExternalComparison::AliExternalComparison() :TNamed(), fResolHistos(0), fPullHistos(0), fRangeMatrix(0), fCutMatrix(0) { // // Default constructor // } AliExternalComparison::AliExternalComparison(const Text_t *name, const Text_t *title) :TNamed(name,title), fResolHistos(0), fPullHistos(0), fRangeMatrix(0), fCutMatrix(0) { // // Non default cosntructor // } AliExternalComparison::AliExternalComparison(const AliExternalComparison& comp) :TNamed(comp), fResolHistos(new TObjArray(*(comp.fResolHistos))), fPullHistos(new TObjArray(*(comp.fPullHistos))), fRangeMatrix(new TMatrixD(*(comp.fRangeMatrix))), fCutMatrix(new TMatrixD(*(comp.fCutMatrix))) { // // copy constructor // } AliExternalComparison& AliExternalComparison::operator=(const AliExternalComparison& comp) { // // // if(this != &comp) { TNamed::operator=(comp); fResolHistos=new TObjArray(*(comp.fResolHistos)); fPullHistos=new TObjArray(*(comp.fPullHistos)); fRangeMatrix=new TMatrixD(*(comp.fRangeMatrix)); fCutMatrix=new TMatrixD(*(comp.fCutMatrix)); } return *this; } AliExternalComparison::~AliExternalComparison(){ // // // if (fResolHistos) fResolHistos->Delete(); if (fPullHistos) fPullHistos->Delete(); delete fResolHistos; // resolution histogram delete fPullHistos; // pull histogram delete fRangeMatrix; // range matrix delete fCutMatrix; // range matrix } void AliExternalComparison::Analyze() { // // // } Long64_t AliExternalComparison::Merge(TCollection *const li) { // // // TIterator* iter = li->MakeIterator(); AliExternalComparison* comp = 0; TString strName(GetName()); while ((comp = (AliExternalComparison*)iter->Next())) { if (!comp->InheritsFrom(AliExternalComparison::Class())) { return -1; } if (strName.CompareTo(comp->GetName())!=0) return -1; // add histograms here... Add(comp); } return 0; } void AliExternalComparison::Add(AliExternalComparison *const comp){ // // Add comparison object // if (!fResolHistos) return; for (Int_t i=0;i<5;i++){ THnSparse * h0 = (THnSparse*)fResolHistos->At(i); THnSparse * h1 = (THnSparse*)comp->fResolHistos->At(i); if (h0&&h1) h0->Add(h1); h0 = (THnSparse*)fPullHistos->At(i); h1 = (THnSparse*)comp->fPullHistos->At(i); if (h0&&h1) h0->Add(h1); } } void AliExternalComparison::Process(const AliExternalTrackParam *param0, const AliExternalTrackParam *param1){ // // Process- fill histogram with residuals // Tracks has to be in the same local X // if (!AcceptPair(param0,param1)) return; // if (!fResolHistos) MakeHistos(); // // const Double_t *p0 = param0->GetParameter(); const Double_t *p1 = param1->GetParameter(); const Double_t *c0 = param0->GetCovariance(); const Double_t *c1 = param1->GetCovariance(); Double_t xyz[3]; param1->GetXYZ(xyz); // Double_t vec[10]; vec[0] = p1[0]; vec[1] = p1[1]; vec[2] = p1[2]; vec[3] = p1[3]; vec[4] = TMath::Sqrt(TMath::Abs(p1[4]))* ((p1[4]>0)? 1:-1); vec[5] = TMath::Sqrt(xyz[0]*xyz[0]+xyz[1]*xyz[1]); vec[6] = TMath::ATan2(xyz[1],xyz[0]); // // THnSparse * his = 0; // vec[7] = p0[0]-p1[0]; his = (THnSparse*)fResolHistos->At(0); his->Fill(vec); vec[7]=(p0[0]-p1[0])/TMath::Sqrt(c0[0]+c1[0]); his = (THnSparse*)fPullHistos->At(0); his->Fill(vec); // // vec[7] = p0[1]-p1[1]; his = (THnSparse*)fResolHistos->At(1); his->Fill(vec); vec[7]=(p0[1]-p1[1])/TMath::Sqrt(c0[2]+c1[2]); his = (THnSparse*)fPullHistos->At(1); his->Fill(vec); // vec[7] = p0[2]-p1[2]; his = (THnSparse*)fResolHistos->At(2); his->Fill(vec); vec[7]=(p0[2]-p1[2])/TMath::Sqrt(c0[5]+c1[5]); his = (THnSparse*)fPullHistos->At(2); his->Fill(vec); // vec[7] = p0[3]-p1[3]; his = (THnSparse*)fResolHistos->At(3); his->Fill(vec); vec[7]=(p0[3]-p1[3])/TMath::Sqrt(c0[9]+c1[9]); his = (THnSparse*)fPullHistos->At(3); his->Fill(vec); // vec[7] = p0[4]-p1[4]; his = (THnSparse*)fResolHistos->At(4); his->Fill(vec); vec[7]=(p0[4]-p1[4])/TMath::Sqrt(c0[14]+c1[14]); his = (THnSparse*)fPullHistos->At(4); his->Fill(vec); } void AliExternalComparison::Process(const AliExternalTrackParam *param0, TParticle *part){ // // // AliExternalTrackParam *param1 = MakeExternalParam(part); param1->Rotate(param0->GetAlpha()); if (param0&¶m1) Process(param0, param1); } void AliExternalComparison::Process(const AliExternalTrackParam *param0, TParticle *part, const AliTrackReference *ref){ // // // AliExternalTrackParam *param1 = MakeExternalParam(part,ref); param1->Rotate(param0->GetAlpha()); if (param0&¶m1) Process(param0, param1); } THnSparse * AliExternalComparison::GetHisto(Int_t ivar, Int_t type) { // // // if (!fResolHistos) return 0; if (ivar<0 || ivar>4) return 0; if (type==0) return (THnSparse*)fResolHistos->At(ivar); if (type==1) return (THnSparse*)fPullHistos->At(ivar); return 0; } void AliExternalComparison::MakeHistos(){ // // // if (!fRangeMatrix) SetDefaultRange(); TMatrixD & mat = *fRangeMatrix; // Double_t xmin[8], xmax[8]; Double_t xpmin[8], xpmax[8]; Int_t nbins[10]; for (Int_t i=0;i<7;i++){ xmin[i]=mat(i,0); xmax[i]=mat(i,1); xpmin[i]=mat(i,0); xpmax[i]=mat(i,1); nbins[i]=TMath::Nint(mat(i,2)); } // fResolHistos = new TObjArray(5); fPullHistos = new TObjArray(5); // for (Int_t idelta=0;idelta<5;idelta++){ xmin[7]=mat(idelta+7,0); xmax[7]=mat(idelta+7,1); nbins[7]=TMath::Nint(mat(idelta+7,2)); fResolHistos->AddAt(new THnSparseF(Form("Resol%s",GetName()),Form("Resol%s",GetTitle()), 8,nbins,xmin,xmax),idelta); xmin[7]=-10; xmax[7]=10; fPullHistos->AddAt(new THnSparseF(Form("Pull%s",GetName()),Form("Pull%s",GetTitle()), 8,nbins,xmin,xmax),idelta); } // } void AliExternalComparison::SetDefaultRange(Float_t scale,Float_t arm, Int_t nbins){ // // set default binning // scale - define position range // arm - Level arm // Binning: // 7 variables // 5 deltas if (!fRangeMatrix) fRangeMatrix = new TMatrixD(12,3); TMatrixD & mat = *fRangeMatrix; // // variables // mat(0,0)=-50; mat(0,1)=50; mat(0,2)=50; // P0 -y range mat(1,0)=-250; mat(1,1)=250; mat(1,2)=50; // P1 -Z range mat(2,0)=-0.99; mat(2,1)=0.99; mat(2,2)=20; // P2 -snp range mat(3,0)=-1.5; mat(3,1)=1.5; mat(3,2)=20; // P3 -tantheta range mat(4,0)=-3; mat(4,1)=3; mat(4,2)=50; // sqrt(P4) -sqrt(1/pt) range // mat(5,0)= 0; mat(5,1)=250; mat(5,2)=50; // R range mat(6,0)= -TMath::Pi(); mat(6,1)=TMath::Pi(); mat(6,2)=18*4; // fi range // // Resolution // mat(7,0)=-scale; mat(7,1)=scale; mat(7,2)=nbins; // P0 -y range mat(8,0)=-scale; mat(8,1)=scale; mat(8,2)=nbins; // P1 -Z range mat(9,0)=-scale/arm; mat(9,1)=scale/arm; mat(9,2)=nbins; // P2 -snp range mat(10,0)=-scale/arm; mat(10,1)=scale/arm; mat(10,2)=nbins; // P3 -tantheta range mat(11,0)=-1; mat(11,1)=1; mat(11,2)=nbins; // sqrt(P4) -sqrt(1/pt) range // } void AliExternalComparison::SetDefaultCuts(){ // if (!fCutMatrix) fCutMatrix = new TMatrixD(10,1); TMatrixD & mat = *fCutMatrix; // mat(0,0)=10; //dP0 mat(1,0)=20; //dP1 mat(2,0)=0.05; //dP2 mat(3,0)=0.05; //dP3 mat(4,0)=1; //dP4 // mat(5,0)=10; //dnP0 mat(6,0)=50; //dnP1 mat(7,0)=10; //dnP2 mat(8,0)=10; //dnP3 mat(9,0)=10; //dnP4 // } void AliExternalComparison::SetParameterRange(Int_t param, Float_t min, Float_t max, Int_t nbins){ // // // if (!fRangeMatrix) SetDefaultRange(); TMatrixD & mat = *fRangeMatrix; if (param<0) return; if (param>6) return; mat(param,0)=min; mat(param,1)=max; mat(param,2)=nbins; } void AliExternalComparison::SetResolRange(Int_t param, Float_t min, Float_t max, Int_t nbins){ // // // if (!fRangeMatrix) SetDefaultRange(); TMatrixD & mat = *fRangeMatrix; if (param<0) return; if (param>4) return; mat(7+param,0)=min; mat(7+param,1)=max; mat(7+param,2)=nbins; } void AliExternalComparison::SetDistCut(Float_t dP0, Float_t dP1,Float_t dP2,Float_t dP3, Float_t dP4){ // // Set diff cuts // if (!fCutMatrix) SetDefaultCuts(); TMatrixD & mat = *fCutMatrix; mat(0,0)=dP0; //dP0 mat(1,0)=dP1; //dP1 mat(2,0)=dP2; //dP2 mat(3,0)=dP3; //dP3 mat(4,0)=dP4; //dP4 } void AliExternalComparison::SetPullDistCut(Float_t dnP0, Float_t dnP1,Float_t dnP2,Float_t dnP3, Float_t dnP4){ // // // if (!fCutMatrix) SetDefaultCuts(); TMatrixD & mat = *fCutMatrix; mat(5,0)=dnP0; //dnP0 mat(6,0)=dnP1; //dnP1 mat(7,0)=dnP2; //dnP2 mat(8,0)=dnP3; //dnP3 mat(9,0)=dnP4; //dnP4 } Bool_t AliExternalComparison::AcceptPair(const AliExternalTrackParam *param0, const AliExternalTrackParam *param1){ // // // Bool_t isOK =kTRUE; if (!fCutMatrix) SetDefaultCuts(); TMatrixD & mat = *fCutMatrix; // const Double_t *p0 = param0->GetParameter(); const Double_t *p1 = param1->GetParameter(); const Double_t *c0 = param0->GetCovariance(); const Double_t *c1 = param1->GetCovariance(); // if (TMath::Abs(p0[0]-p1[0])>mat(0,0)) return kFALSE; if (TMath::Abs(p0[1]-p1[1])>mat(1,0)) return kFALSE; if (TMath::Abs(p0[2]-p1[2])>mat(2,0)) return kFALSE; if (TMath::Abs(p0[3]-p1[3])>mat(3,0)) return kFALSE; if (TMath::Abs(p0[4]-p1[4])>mat(4,0)) return kFALSE; if ((c0[0]+c1[0])<0) return kFALSE; if ((c0[2]+c1[2])<0) return kFALSE; if ((c0[5]+c1[5])<0) return kFALSE; if ((c0[9]+c1[9])<0) return kFALSE; if ((c0[14]+c1[14])<0) return kFALSE; if (TMath::Abs((p0[0]-p1[0])/TMath::Sqrt(c0[0]+c1[0]))>mat(5,0)) return kFALSE; if (TMath::Abs((p0[1]-p1[1])/TMath::Sqrt(c0[2]+c1[2]))>mat(6,0)) return kFALSE; if (TMath::Abs((p0[2]-p1[2])/TMath::Sqrt(c0[5]+c1[5]))>mat(7,0)) return kFALSE; if (TMath::Abs((p0[3]-p1[3])/TMath::Sqrt(c0[9]+c1[9]))>mat(8,0)) return kFALSE; if (TMath::Abs((p0[4]-p1[4])/TMath::Sqrt(c0[14]+c1[14]))>mat(9,0)) return kFALSE; return isOK; } AliExternalTrackParam *AliExternalComparison::MakeExternalParam(TParticle *part, const AliTrackReference *ref){ // // make a Kalman track from track reference // Double_t xyz[3]={ref->X(),ref->Y(),ref->Z()}; Double_t pxyz[3]={ref->Px(),ref->Py(),ref->Pz()}; Double_t cv[21]; for (Int_t i=0; i<21;i++) cv[i]=0; if (!part->GetPDG()) return 0; AliExternalTrackParam * param = new AliExternalTrackParam(xyz,pxyz,cv,TMath::Nint(part->GetPDG()->Charge()/3.)); return param; } AliExternalTrackParam * AliExternalComparison::MakeExternalParam(TParticle *part){ // // // Double_t xyz[3]={part->Vx(),part->Vy(),part->Vz()}; Double_t pxyz[3]={part->Px(),part->Py(),part->Pz()}; Double_t cv[21]; for (Int_t i=0; i<21;i++) cv[i]=0; if (!part->GetPDG()) return 0; AliExternalTrackParam * param = new AliExternalTrackParam(xyz,pxyz,cv,TMath::Nint(part->GetPDG()->Charge()/3.)); return param; } void AliExternalComparison::MakeComparisonTree(const char * outname){ // // make a comparison tree // the tree will be written to the file - outname // /* TFile f("comp.root"); AliExternalComparison *comp = (AliExternalComparison*)f.Get("compAlign"); outname="compTree.root"; */ AliExternalComparison *comp = this; TTreeSRedirector *pcstream = new TTreeSRedirector(outname); // THnSparse *his=0; Double_t position[10]; Double_t value; Int_t *bins = new Int_t[10]; // // for (Int_t isPull=0; isPull<2; isPull++){ for (Int_t ires=0;ires<5; ires++){ his = comp->GetHisto(ires,isPull); if (!his) continue; // Int_t ndim = his->GetNdimensions(); // for (Long64_t i = 0; i < his->GetNbins(); ++i) { value = his->GetBinContent(i, bins); for (Int_t idim = 0; idim < ndim; idim++) { position[idim] = his->GetAxis(idim)->GetBinCenter(bins[idim]); } (*pcstream)<<"Resol"<< "isPull="<