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Improve vertexing monitoring for Tracker Alignment AlCaReco samples #41378

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merged 3 commits into from
Apr 25, 2023
Merged

Improve vertexing monitoring for Tracker Alignment AlCaReco samples #41378

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d83ee99
introduce GeneralPurposeVertexAnalyzer
mmusich Apr 14, 2023
2ee270b
add beamspot histograms to GeneralPurposeTrackAnalyzer
mmusich Apr 17, 2023
3d4fbc6
include GeneralPurposeVertexAnalyzer to unit tests
mmusich Apr 18, 2023
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39 changes: 38 additions & 1 deletion Alignment/OfflineValidation/plugins/GeneralPurposeTrackAnalyzer.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -274,6 +274,15 @@ class GeneralPurposeTrackAnalyzer : public edm::one::EDAnalyzer<edm::one::WatchR
TH1D *hrun;
TH1D *hlumi;

TH1F *h_BSx0;
TH1F *h_BSy0;
TH1F *h_BSz0;
TH1F *h_Beamsigmaz;
TH1F *h_BeamWidthX;
TH1F *h_BeamWidthY;
TH1F *h_BSdxdz;
TH1F *h_BSdydz;

std::vector<TH1 *> vTrackHistos_;
std::vector<TH1 *> vTrackProfiles_;
std::vector<TH1 *> vTrack2DHistos_;
Expand Down Expand Up @@ -646,12 +655,31 @@ class GeneralPurposeTrackAnalyzer : public edm::one::EDAnalyzer<edm::one::WatchR
edm::Handle<reco::BeamSpot> beamSpotHandle = event.getHandle(beamspotToken_);
if (beamSpotHandle.isValid()) {
beamSpot = *beamSpotHandle;
math::XYZPoint point(beamSpot.x0(), beamSpot.y0(), beamSpot.z0());

double BSx0 = beamSpot.x0();
double BSy0 = beamSpot.y0();
double BSz0 = beamSpot.z0();
double Beamsigmaz = beamSpot.sigmaZ();
double Beamdxdz = beamSpot.dxdz();
double Beamdydz = beamSpot.dydz();
double BeamWidthX = beamSpot.BeamWidthX();
double BeamWidthY = beamSpot.BeamWidthY();

math::XYZPoint point(BSx0, BSy0, BSz0);
double dxy = track->dxy(point);
double dz = track->dz(point);
hdxyBS->Fill(dxy);
hd0BS->Fill(-dxy);
hdzBS->Fill(dz);

h_BSx0->Fill(BSx0);
h_BSy0->Fill(BSy0);
h_BSz0->Fill(BSz0);
h_Beamsigmaz->Fill(Beamsigmaz);
h_BeamWidthX->Fill(BeamWidthX);
h_BeamWidthY->Fill(BeamWidthY);
h_BSdxdz->Fill(Beamdxdz);
h_BSdydz->Fill(Beamdydz);
}

//dxy with respect to the primary vertex
Expand Down Expand Up @@ -843,6 +871,15 @@ class GeneralPurposeTrackAnalyzer : public edm::one::EDAnalyzer<edm::one::WatchR
hPhiEndcapPlus = book<TH1D>("h_PhiEndcapPlus", "hPhiEndcapPlus (#eta>1.4);track #phi;track", 100, -M_PI, M_PI);
hPhiEndcapMinus = book<TH1D>("h_PhiEndcapMinus", "hPhiEndcapMinus (#eta<1.4);track #phi;tracks", 100, -M_PI, M_PI);

h_BSx0 = book<TH1F>("h_BSx0", "x-coordinate of reco beamspot;x^{BS}_{0};n_{events}", 100, -0.1, 0.1);
h_BSy0 = book<TH1F>("h_BSy0", "y-coordinate of reco beamspot;y^{BS}_{0};n_{events}", 100, -0.1, 0.1);
h_BSz0 = book<TH1F>("h_BSz0", "z-coordinate of reco beamspot;z^{BS}_{0};n_{events}", 100, -1., 1.);
h_Beamsigmaz = book<TH1F>("h_Beamsigmaz", "z-coordinate beam width;#sigma_{Z}^{beam};n_{events}", 100, 0., 1.);
h_BeamWidthX = book<TH1F>("h_BeamWidthX", "x-coordinate beam width;#sigma_{X}^{beam};n_{events}", 100, 0., 0.01);
h_BeamWidthY = book<TH1F>("h_BeamWidthY", "y-coordinate beam width;#sigma_{Y}^{beam};n_{events}", 100, 0., 0.01);
h_BSdxdz = book<TH1F>("h_BSdxdz", "BeamSpot dxdz;beamspot dx/dz;n_{events}", 100, -0.0003, 0.0003);
h_BSdydz = book<TH1F>("h_BSdydz", "BeamSpot dydz;beamspot dy/dz;n_{events}", 100, -0.0003, 0.0003);

if (!isCosmics_) {
hPhp = book<TH1D>("h_P_hp", "Momentum (high purity);track momentum [GeV];tracks", 100, 0., 100.);
hPthp = book<TH1D>("h_Pt_hp", "Transverse Momentum (high purity);track p_{T} [GeV];tracks", 100, 0., 100.);
Expand Down
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