Improved error estimation in the SPE for the HGC calibration (#355)

* Improved errors on SPE peak for HGC calibration

* Updated chnged fit parameter

CALIBRATION/shms_hgcer_calib/calibration.C

@@ -108,7 +108,7 @@ void calibration::SlaveBegin(TTree * /*tree*/)
     {
       ADC_min = -10;
       ADC_max = 200;
-      bins = 2*(abs(ADC_min) + abs(ADC_max));
+      bins = 12*(abs(ADC_min) + abs(ADC_max));
     }
 
   fPulseInt = new TH1F*[4];
@@ -655,7 +655,7 @@ void calibration::Terminate()
 	  nbins = (PulseInt[ipmt]->GetXaxis()->GetNbins());
 
 	  //With the scale of ADC to NPE create a histogram that has the conversion applied
-	  fscaled[ipmt] = new TH1F(Form("fscaled_PMT%d", ipmt+1), Form("Scaled ADC spectra for PMT%d; NPE; Normalized Counts",ipmt+1), fNGC ? 210 : 210, -1, fNGC ? 20 : 20);
+	  fscaled[ipmt] = new TH1F(Form("fscaled_PMT%d", ipmt+1), Form("Scaled ADC spectra for PMT%d; NPE; Normalized Counts",ipmt+1), fNGC ? 1260 : 1260, -1, fNGC ? 20 : 20);
 	  
 	  //Fill this histogram bin by bin
 	  for (Int_t ibin=0; ibin<nbins; ibin++)
@@ -679,7 +679,7 @@ void calibration::Terminate()
 	  fFullShow ? fscaled[ipmt]->Fit("Poisson","RQ") : fscaled[ipmt]->Fit("Poisson","RQN");
 
 	  //Make and fill histogram with the background removed
-	  fscaled_nobackground[ipmt] = new TH1F(Form("fscaled_nobackground_pmt%d", ipmt+1), Form("NPE spectra background removed for PMT%d; NPE; Normalized Counts",ipmt+1), fNGC ? 210 : 210, -1, fNGC ? 20 : 20);
+	  fscaled_nobackground[ipmt] = new TH1F(Form("fscaled_nobackground_pmt%d", ipmt+1), Form("NPE spectra background removed for PMT%d; NPE; Normalized Counts",ipmt+1), fNGC ? 1260 : 1260, -1, fNGC ? 20 : 20);
 
 	  for (Int_t ibin=0; ibin<nbins; ibin++)
 	    {
@@ -702,7 +702,7 @@ void calibration::Terminate()
 	  Gauss3->SetParLimits(8, 0.2, 0.5);
 	  fFullShow ? fscaled_nobackground[ipmt]->Fit("Gauss3","RQ") : fscaled_nobackground[ipmt]->Fit("Gauss3","RQN");
 	  if (fFullShow) fscaled_nobackground[ipmt]->GetXaxis()->SetRangeUser(0,5);
-	  if (fFullShow) fscaled_nobackground[ipmt]->GetYaxis()->SetRangeUser(0,0.2);
+	  if (fFullShow) fscaled_nobackground[ipmt]->GetYaxis()->SetRangeUser(0,0.3);
 
 	  //Create a TGraphErrors to determine the spacing of the NPE
 	  y_npe[0] = Gauss3->GetParameter(1), y_npe[1] = Gauss3->GetParameter(4), y_npe[2] = Gauss3->GetParameter(7);
@@ -726,7 +726,7 @@ void calibration::Terminate()
 	  Double_t xscale_mk2 = xscale * Gauss3->GetParameter(1);
 
 	  //Take this new xscale and repeat the exact same procedure as before
-	  fscaled_mk2[ipmt] = new TH1F(Form("fhgc_scaled_mk2_PMT%d", ipmt+1), Form("Scaled ADC spectra for PMT%d; NPE; Normalized Counts",ipmt+1), fNGC ? 210 : 210, -1, fNGC ? 20 : 20);
+	  fscaled_mk2[ipmt] = new TH1F(Form("fhgc_scaled_mk2_PMT%d", ipmt+1), Form("Scaled ADC spectra for PMT%d; NPE; Normalized Counts",ipmt+1), fNGC ? 1260 : 1260, -1, fNGC ? 20 : 20);
 	  
 	  //Fill this histogram bin by bin
 	  for (Int_t ibin=0; ibin<nbins; ibin++)
@@ -750,7 +750,7 @@ void calibration::Terminate()
 	  fFullShow ? fscaled_mk2[ipmt]->Fit("Poisson","RQ"):fscaled_mk2[ipmt]->Fit("Poisson","RQN");
 
 	  //Make and fill histogram with the background removed
-	  fscaled_mk2_nobackground[ipmt] = new TH1F(Form("fscaled_mk2_nobackground_pmt%d", ipmt+1), Form("NPE spectra background removed for PMT%d; NPE; Normalized Counts",ipmt+1), fNGC ? 210 : 210, -1, fNGC ? 20 : 20);
+	  fscaled_mk2_nobackground[ipmt] = new TH1F(Form("fscaled_mk2_nobackground_pmt%d", ipmt+1), Form("NPE spectra background removed for PMT%d; NPE; Normalized Counts",ipmt+1), fNGC ? 1260 : 1260, -1, fNGC ? 20 : 20);
 
 	  for (Int_t ibin=0; ibin<nbins; ibin++)
 	    {