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improved Fourier transform. For details see the ChangeLog

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suter_a
2012-11-19 13:27:37 +00:00
parent 11d710bce3
commit 17d7ef4b99
22 changed files with 167 additions and 104 deletions
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17
src/tests/analyticFakeData/analyticFakeData.C
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@@ -47,7 +47,7 @@ void analyticFakeData(const TString type)
gROOT->GetListOfBrowsables()->Add(histosFolder, "histos");
decayAnaModule = histosFolder->AddFolder("DecayAnaModule", "muSR decay histograms");
UInt_t runNo = 2001;
UInt_t runNo = 7001;
TString fileName, tstr, label, tstr1;
fileName.Form("0%d.root", (Int_t)runNo);
@@ -160,7 +160,7 @@ void analyticFakeData(const TString type)
header->Set("MagneticFieldEnvironmentInfo/Magnet Name", "virtual");
// 5th write required BeamlineInfo entries
header->Set("BeamlineInfo/Name", "virtual");
header->Set("BeamlineInfo/Name", "muE4");
}
// create histos
@@ -170,15 +170,15 @@ void analyticFakeData(const TString type)
// asymmetry related stuff
const Double_t timeResolution = 0.1953125; // ns
// Double_t a0[8] = {0.12, 0.12, 0.12, 0.12, 0.12, 0.12, 0.12, 0.12};
Double_t a0[8] = {0.22, 0.22, 0.22, 0.22, 0.22, 0.22, 0.22, 0.22};
Double_t a0[8] = {0.2201, 0.22, 0.2202, 0.2198, 0.22, 0.2199, 0.22, 0.2203};
// Double_t a1[8] = {0.05, 0.05, 0.05, 0.05, 0.05, 0.05, 0.05, 0.05};
Double_t a1[8] = {0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0};
Double_t phase[8] = {5.0*TMath::Pi()/180.0, 50.0*TMath::Pi()/180.0, 95.0*TMath::Pi()/180.0, 140.0*TMath::Pi()/180.0,
185.0*TMath::Pi()/180.0, 230.0*TMath::Pi()/180.0, 275.0*TMath::Pi()/180.0, 320.0*TMath::Pi()/180.0,};
const Double_t gamma = 0.00001355; // gamma/(2pi)
Double_t bb0 = 150.0; // field in Gauss
const Double_t gamma = 0.0000135538817; // gamma/(2pi)
Double_t bb0 = 1000.0; // field in Gauss
Double_t bb1 = 400.0; // field in Gauss
Double_t sigma0 = 0.35/1000.0; // Gaussian sigma in 1/ns
Double_t sigma0 = 0.05/1000.0; // Gaussian sigma in 1/ns
Double_t sigma1 = 0.15/1000.0; // Gaussian sigma in 1/ns
TH1F *histo[16];
@@ -203,8 +203,9 @@ void analyticFakeData(const TString type)
histo[i]->SetBinContent(j+1, bkg[i]);
} else {
time = (Double_t)(j-t0[i])*timeResolution;
dval = (Double_t)n0[i]*TMath::Exp(-time/tau)*(1.0+a0[i]*TMath::Exp(-0.5*TMath::Power(time*sigma0,2.0))*TMath::Cos(TMath::TwoPi()*gamma*bb0*time+phase[i])
+a1[i]*TMath::Exp(-0.5*TMath::Power(time*sigma1,2.0))*TMath::Cos(TMath::TwoPi()*gamma*bb1*time+phase[i]))+(Double_t)bkg[i];
// dval = (Double_t)n0[i]*TMath::Exp(-time/tau)*(1.0+a0[i]*TMath::Exp(-0.5*TMath::Power(time*sigma0,2.0))*TMath::Cos(TMath::TwoPi()*gamma*bb0*time+phase[i])
// +a1[i]*TMath::Exp(-0.5*TMath::Power(time*sigma1,2.0))*TMath::Cos(TMath::TwoPi()*gamma*bb1*time+phase[i]))+(Double_t)bkg[i];
dval = (Double_t)n0[i]*TMath::Exp(-time/tau)*(1.0+a0[i]*TMath::BesselJ0(TMath::TwoPi()*gamma*bb0*time+phase[i])*TMath::Exp(-time*sigma0))+(Double_t)bkg[i];
histo[i]->SetBinContent(j+1, (UInt_t)dval);
}
}