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readTree.C
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readTree.C
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void readTree(const char *input, const char *output, const char *output_txt)
{
cout << "running readTree.C" << endl;
TFile *fa = new TFile(input);
TTree *ta = (TTree *)fa->Get("T");
TFile *ofile = TFile::Open(output, "recreate");
Int_t partPDG, recoPDG, recoPhotons, recoCherenkovHitCount;
Double_t partMom, partEta, partTheta, partPhi, partVertX, partVertY, partVertZ, recoTrackCherenkovAngle;
Double_t zero = pow(10., -50.);
ta->SetBranchAddress("partPDG", &partPDG);
ta->SetBranchAddress("partMom", &partMom);
ta->SetBranchAddress("partEta", &partEta);
ta->SetBranchAddress("partTheta", &partTheta);
ta->SetBranchAddress("partPhi", &partPhi);
ta->SetBranchAddress("partVertX", &partVertX);
ta->SetBranchAddress("partVertY", &partVertY);
ta->SetBranchAddress("partVertZ", &partVertZ);
ta->SetBranchAddress("recoPDG", &recoPDG);
ta->SetBranchAddress("recoPhotons", &recoPhotons);
ta->SetBranchAddress("recoTrackCherenkovAngle", &recoTrackCherenkovAngle);
TH1D *h_p = new TH1D("p", "", 37, 0.4, 15.2);
TH1D *h_t = new TH1D("theta", "", 20, 2.65, 3.1);
TH1D *h_phi = new TH1D("phi", "", 120, -1.0 * TMath::Pi(), TMath::Pi());
static Float_t fee[37][20][120], fepi[37][20][120], fek[37][20][120], fep[37][20][120], feb[37][20][120];
static Float_t fpie[37][20][120], fpipi[37][20][120], fpik[37][20][120], fpip[37][20][120], fpib[37][20][120];
static Float_t fke[37][20][120], fkpi[37][20][120], fkk[37][20][120], fkp[37][20][120], fkb[37][20][120];
static Float_t fpe[37][20][120], fppi[37][20][120], fpk[37][20][120], fpp[37][20][120], fpb[37][20][120];
for (int pbin = 0; pbin < 37; pbin++)
{
for (int tbin = 0; tbin < 20; tbin++)
{
for (int phibin = 0; phibin < 120; phibin++)
{
fee[pbin][tbin][phibin] = fepi[pbin][tbin][phibin] = fek[pbin][tbin][phibin] = fep[pbin][tbin][phibin] = feb[pbin][tbin][phibin] = 0.;
fpie[pbin][tbin][phibin] = fpipi[pbin][tbin][phibin] = fpik[pbin][tbin][phibin] = fpip[pbin][tbin][phibin] = fpib[pbin][tbin][phibin] = 0.;
fke[pbin][tbin][phibin] = fkpi[pbin][tbin][phibin] = fkk[pbin][tbin][phibin] = fkp[pbin][tbin][phibin] = fkb[pbin][tbin][phibin] = 0.;
fpe[pbin][tbin][phibin] = fppi[pbin][tbin][phibin] = fpk[pbin][tbin][phibin] = fpp[pbin][tbin][phibin] = fpb[pbin][tbin][phibin] = 0.;
}
}
}
Int_t nEntries = (Int_t)ta->GetEntries();
for (int i = 0; i < nEntries; i++)
{
if (i % 1000000 == 0)
cout << "Processing Event " << i << endl;
ta->GetEntry(i);
Int_t pbin = h_p->FindBin(partMom) - 1;
Int_t tbin = h_t->FindBin(partTheta) - 1;
Int_t phibin = h_phi->FindBin(partPhi) - 1;
// if (partMom < 1) cout << pbin << endl;// -> bin number starts from 1
if (pbin < 0)
continue;
if (tbin < 0)
continue;
if (phibin < 0)
continue;
if (partPDG == 11) // Look at Thrown Electrons
{
if (recoPhotons < 3)
{
feb[pbin][tbin][phibin]++;
}
else
{
if (recoPDG == 11)
fee[pbin][tbin][phibin]++;
if (recoPDG == 211)
fepi[pbin][tbin][phibin]++;
if (recoPDG == 321)
fek[pbin][tbin][phibin]++;
if (recoPDG == 2212)
fep[pbin][tbin][phibin]++;
}
}
if (partPDG == 211) // Look at Thrown Pions
{
if (recoPhotons < 3)
{
fpib[pbin][tbin][phibin]++;
}
else
{
if (recoPDG == 11)
fpie[pbin][tbin][phibin]++;
if (recoPDG == 211)
fpipi[pbin][tbin][phibin]++;
if (recoPDG == 321)
fpik[pbin][tbin][phibin]++;
if (recoPDG == 2212)
fpip[pbin][tbin][phibin]++;
}
}
if (partPDG == 321) // Look at Thrown Kaons
{
if (recoPhotons < 3)
{
fkb[pbin][tbin][phibin]++;
}
else
{
if (recoPDG == 11)
fke[pbin][tbin][phibin]++;
if (recoPDG == 211)
fkpi[pbin][tbin][phibin]++;
if (recoPDG == 321)
fkk[pbin][tbin][phibin]++;
if (recoPDG == 2212)
fkp[pbin][tbin][phibin]++;
}
}
if (partPDG == 2212) // Look at Thrown Protons
{
if (recoPhotons < 3)
{
fpb[pbin][tbin][phibin]++;
}
else
{
if (recoPDG == 11)
fpe[pbin][tbin][phibin]++;
if (recoPDG == 211)
fppi[pbin][tbin][phibin]++;
if (recoPDG == 321)
fpk[pbin][tbin][phibin]++;
if (recoPDG == 2212)
fpp[pbin][tbin][phibin]++;
}
}
}
TH2D *h[37][20][120];
for (int pbin = 0; pbin < 37; pbin++)
{
for (int tbin = 0; tbin < 20; tbin++)
{
for (int phibin = 0; phibin < 120; phibin++)
{
h[pbin][tbin][phibin] = new TH2D(Form("p%it%iphi%i", pbin, tbin, phibin), Form("p%it%iphi%i;reco;truth", pbin, tbin, phibin), 5, 0., 5., 4, 0., 4.);
}
}
}
for (int pbin = 0; pbin < 37; pbin++)
{
for (int tbin = 0; tbin < 20; tbin++)
{
for (int phibin = 0; phibin < 120; phibin++)
{
Double_t fe_tot = fee[pbin][tbin][phibin] + fepi[pbin][tbin][phibin] + fek[pbin][tbin][phibin] + fep[pbin][tbin][phibin] + feb[pbin][tbin][phibin] + zero;
fee[pbin][tbin][phibin] /= fe_tot;
fepi[pbin][tbin][phibin] /= fe_tot;
fek[pbin][tbin][phibin] /= fe_tot;
fep[pbin][tbin][phibin] /= fe_tot;
feb[pbin][tbin][phibin] /= fe_tot;
Double_t fpi_tot = fpie[pbin][tbin][phibin] + fpipi[pbin][tbin][phibin] + fpik[pbin][tbin][phibin] + fpip[pbin][tbin][phibin] + fpib[pbin][tbin][phibin] + zero;
fpie[pbin][tbin][phibin] /= fpi_tot;
fpipi[pbin][tbin][phibin] /= fpi_tot;
fpik[pbin][tbin][phibin] /= fpi_tot;
fpip[pbin][tbin][phibin] /= fpi_tot;
fpib[pbin][tbin][phibin] /= fpi_tot;
Double_t fk_tot = fke[pbin][tbin][phibin] + fkpi[pbin][tbin][phibin] + fkk[pbin][tbin][phibin] + fkp[pbin][tbin][phibin] + fkb[pbin][tbin][phibin] + zero;
fke[pbin][tbin][phibin] /= fk_tot;
fkpi[pbin][tbin][phibin] /= fk_tot;
fkk[pbin][tbin][phibin] /= fk_tot;
fkp[pbin][tbin][phibin] /= fk_tot;
fkb[pbin][tbin][phibin] /= fk_tot;
Double_t fp_tot = fpe[pbin][tbin][phibin] + fppi[pbin][tbin][phibin] + fpk[pbin][tbin][phibin] + fpp[pbin][tbin][phibin] + fpb[pbin][tbin][phibin] + zero;
fpe[pbin][tbin][phibin] /= fp_tot;
fppi[pbin][tbin][phibin] /= fp_tot;
fpk[pbin][tbin][phibin] /= fp_tot;
fpp[pbin][tbin][phibin] /= fp_tot;
fpb[pbin][tbin][phibin] /= fp_tot;
h[pbin][tbin][phibin]->SetBinContent(1, 4, fee[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(2, 4, fepi[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(3, 4, fek[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(4, 4, fep[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(5, 4, feb[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(1, 3, fpie[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(2, 3, fpipi[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(3, 3, fpik[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(4, 3, fpip[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(5, 3, fpib[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(1, 2, fke[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(2, 2, fkpi[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(3, 2, fkk[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(4, 2, fkp[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(5, 2, fkb[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(1, 1, fpe[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(2, 1, fppi[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(3, 1, fpk[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(4, 1, fpp[pbin][tbin][phibin]);
h[pbin][tbin][phibin]->SetBinContent(5, 1, fpb[pbin][tbin][phibin]);
Double_t p = h_p->GetXaxis()->GetBinCenter(pbin + 1);
Double_t t = h_t->GetXaxis()->GetBinCenter(tbin + 1);
Double_t phi = h_phi->GetXaxis()->GetBinCenter(phibin + 1);
if (pbin == 0 && tbin == 0 && phibin == 0)
{
cout << "truth PID, charge, p, theta, phi, prob(e), prob(pi), prob(k), prob(p), prob(fail)" << endl;
cout << "11 -1 " << p << " " << t << " " << phi << " " << fee[pbin][tbin][phibin] << " " << fepi[pbin][tbin][phibin] << " " << fek[pbin][tbin][phibin] << " " << fep[pbin][tbin][phibin] << " " << feb[pbin][tbin][phibin] << endl;
cout << "211 1 " << p << " " << t << " " << phi << " " << fpie[pbin][tbin][phibin] << " " << fpipi[pbin][tbin][phibin] << " " << fpik[pbin][tbin][phibin] << " " << fpip[pbin][tbin][phibin] << " " << fpib[pbin][tbin][phibin] << endl;
cout << "321 1 " << p << " " << t << " " << phi << " " << fke[pbin][tbin][phibin] << " " << fkpi[pbin][tbin][phibin] << " " << fkk[pbin][tbin][phibin] << " " << fkp[pbin][tbin][phibin] << " " << fkb[pbin][tbin][phibin] << endl;
cout << "2212 1 " << p << " " << t << " " << phi << " " << fpe[pbin][tbin][phibin] << " " << fppi[pbin][tbin][phibin] << " " << fpk[pbin][tbin][phibin] << " " << fpp[pbin][tbin][phibin] << " " << fpb[pbin][tbin][phibin] << endl;
}
}
}
}
FILE *filePointer;
filePointer = fopen(output_txt, "w");
for (int pbin = 0; pbin < 37; pbin++)
{
for (int tbin = 0; tbin < 20; tbin++)
{
for (int phibin = 0; phibin < 120; phibin++)
{
Double_t p = h_p->GetXaxis()->GetBinCenter(pbin + 1);
Double_t t = h_t->GetXaxis()->GetBinCenter(tbin + 1);
Double_t phi = h_phi->GetXaxis()->GetBinCenter(phibin + 1);
fprintf(filePointer, "11 -1 %f %f %f %f %f %f %f %f\n", p, t, phi, fee[pbin][tbin][phibin], fepi[pbin][tbin][phibin], fek[pbin][tbin][phibin], fep[pbin][tbin][phibin], feb[pbin][tbin][phibin]);
}
}
}
for (int pbin = 0; pbin < 37; pbin++)
{
for (int tbin = 0; tbin < 20; tbin++)
{
for (int phibin = 0; phibin < 120; phibin++)
{
Double_t p = h_p->GetXaxis()->GetBinCenter(pbin + 1);
Double_t t = h_t->GetXaxis()->GetBinCenter(tbin + 1);
Double_t phi = h_phi->GetXaxis()->GetBinCenter(phibin + 1);
fprintf(filePointer, "211 1 %f %f %f %f %f %f %f %f\n", p, t, phi, fpie[pbin][tbin][phibin], fpipi[pbin][tbin][phibin], fpik[pbin][tbin][phibin], fpip[pbin][tbin][phibin], fpib[pbin][tbin][phibin]);
}
}
}
for (int pbin = 0; pbin < 37; pbin++)
{
for (int tbin = 0; tbin < 20; tbin++)
{
for (int phibin = 0; phibin < 120; phibin++)
{
Double_t p = h_p->GetXaxis()->GetBinCenter(pbin + 1);
Double_t t = h_t->GetXaxis()->GetBinCenter(tbin + 1);
Double_t phi = h_phi->GetXaxis()->GetBinCenter(phibin + 1);
fprintf(filePointer, "321 1 %f %f %f %f %f %f %f %f\n", p, t, phi, fke[pbin][tbin][phibin], fkpi[pbin][tbin][phibin], fkk[pbin][tbin][phibin], fkp[pbin][tbin][phibin], fkb[pbin][tbin][phibin]);
}
}
}
for (int pbin = 0; pbin < 37; pbin++)
{
for (int tbin = 0; tbin < 20; tbin++)
{
for (int phibin = 0; phibin < 120; phibin++)
{
Double_t p = h_p->GetXaxis()->GetBinCenter(pbin + 1);
Double_t t = h_t->GetXaxis()->GetBinCenter(tbin + 1);
Double_t phi = h_phi->GetXaxis()->GetBinCenter(phibin + 1);
fprintf(filePointer, "2212 1 %f %f %f %f %f %f %f %f\n", p, t, phi, fpe[pbin][tbin][phibin], fppi[pbin][tbin][phibin], fpk[pbin][tbin][phibin], fpp[pbin][tbin][phibin], fpb[pbin][tbin][phibin]);
}
}
}
fclose(filePointer);
ofile->Write();
ofile->Close();
}