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modified: GainMatchSX3.C gainmatching of backs fixed. fronts in progress

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This commit is contained in:
Vignesh Sitaraman 2025-05-19 13:16:22 -04:00
parent 9cadfdd191
commit e86ab5ed4d
1 changed files with 46 additions and 34 deletions
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36
GainMatchSX3.C
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@ -16,19 +16,19 @@
#include "TVector3.h"
TH2F *hSX3FvsB;
TH2F *hQQQFVB;
TH2F *hsx3IndexVE;
int padID = 0;
SX3 sx3_contr;
TCutG *cut;
std::map<std::tuple<int, int, int>, std::vector<std::tuple<double, double, double>>> dataPoints;
void GainMatchSX3::Begin(TTree * /*tree*/)
{
TString option = GetOption();
hSX3FvsB = new TH2F("hSX3FvsB", "SX3 Front vs Back; Front E; Back E", 400, 0, 16000, 400, 0, 16000);
hsx3IndexVE = new TH2F("hsx3IndexVE", "SX3 index vs Energy; sx3 index ; Energy", 24 * 12, 0, 24 * 12, 400, 0, 5000);
sx3_contr.ConstructGeo();
@ -46,7 +46,6 @@ void GainMatchSX3::Begin(TTree * /*tree*/)
return;
}
cut->SetName("sx3cut"); // Ensure the cut has the correct name
}
Bool_t GainMatchSX3::Process(Long64_t entry)
@ -130,21 +129,32 @@ Bool_t GainMatchSX3::Process(Long64_t entry)
}
else
{
sx3ChBk = sx3.ch[index];
sx3ChBk = sx3.ch[index] - 8;
// if (sx3ChBk == 2)
// printf("Found back channel Det %d Back %d \n", sx3.id[index], sx3ChBk);
sx3EBk = sx3.e[index];
}
}
hSX3FvsB->Fill(sx3EUp + sx3EDn, sx3EBk);
// Fill the histogram for the front vs back
std::array<int, 24> detectorIDs;
for (int i = 0; i < sx3.multi; i++)
{
TString histName = Form("hSX3FVB_id%d_F%d_L+R%d", sx3.id[i], sx3ChUp, sx3ChBk);
if (sx3.id[i]==3)
{
TString histName = Form("hSX3FVB_id%d_U%d_D%d_B%d", sx3.id[i], sx3ChUp, sx3ChDn, sx3ChBk);
TH2F *hist2d = (TH2F *)gDirectory->Get(histName);
if (!hist2d)
{
hist2d = new TH2F(histName, Form("hSX3FVB_id%d_F%d_L+R%d", sx3.id[i], sx3ChUp, sx3ChBk), 400, 0, 16000, 400, 0, 16000);
hist2d = new TH2F(histName, Form("hSX3FVB_id%d_U%d_D%d_B%d", sx3.id[i], sx3ChUp, sx3ChDn, sx3ChBk), 400, 0, 16000, 400, 0, 16000);
}
// if (sx3ChBk == 2)
// printf("Found back channel Det %d Back %d \n", sx3.id[i], sx3ChBk);
hsx3IndexVE->Fill(sx3.index[i], sx3.e[i]);
hist2d->Fill(sx3EUp + sx3EDn, sx3EBk);
if (cut && cut->IsInside(sx3EUp + sx3EDn, sx3EBk))
{
@ -154,6 +164,7 @@ Bool_t GainMatchSX3::Process(Long64_t entry)
}
}
}
}
return kTRUE;
}
@ -223,14 +234,15 @@ void GainMatchSX3::Terminate()
// === Create histograms ===
TH2F *hFVB = new TH2F("hFVB", "Corrected Up+Dn vs Corrected Back;Corrected Back E;Up+Dn E",
400, 0, 16000, 400, 0, 16000);
TH2F *hAsym = new TH2F("hAsym", "Up vs Dn dvide back;Up+Dn E;(Up-Dn)/(Up+Dn)",
400, -1.0,1.0, 400, -1.0, 1.0);
TH2F *hAsym = new TH2F("hAsym", "Up vs Dn dvide corrected back;Up/Back E;Dn/Back E",
400, 0.0, 1.0, 400, 0.0, 1.0);
// Fill histograms
for (const auto &kv : dataPoints)
{
auto [id, ud, bk] = kv.first;
if (!gainValid[id][ud][bk]) continue;
if (!gainValid[id][ud][bk])
continue;
double gain = gainArray[id][ud][bk];
for (const auto &pr : kv.second)
@ -239,17 +251,17 @@ void GainMatchSX3::Terminate()
std::tie(eBk, eUp, eDn) = pr;
double updn = eUp + eDn;
if (updn == 0) continue;
if (updn == 0)
continue;
double asym = (eUp - eDn) / updn;
double correctedBack = eBk * gain;
hFVB->Fill(correctedBack, updn);
hAsym->Fill(eUp/eBk,eDn/eBk);
hAsym->Fill(eUp / correctedBack, eDn / correctedBack);
}
}
// Optional: save histograms to a file
// TFile *outHist = new TFile("sx3_gainmatch_hists.root", "RECREATE");
// hFVB->Write();