Draw clone before fitting

benchmarks/imaging_ecal/scripts/emcal_barrel_energy_scan_analysis.cxx

@@ -223,11 +223,12 @@ std::tuple <double, double, double, double, double, double, double, double> extr
   hfsamImg->GetYaxis()->SetTitleOffset(1.4);
   hfsamImg->SetLineWidth(2);
   hfsamImg->SetLineColor(kBlue);
+  set_histo_range(hfsamImg);
+  hfsamImg->DrawClone();
   double up_fit = hfsamImg->GetMean() + 5*hfsamImg->GetStdDev();
   double down_fit = hfsamImg->GetMean() - 5*hfsamImg->GetStdDev();
   if(down_fit <=0 ) down_fit = hfsamImg->GetXaxis()->GetBinUpEdge(1);
   hfsamImg->Fit("gaus", "", "", down_fit, up_fit);
-  set_histo_range(hfsamImg);
   TF1 *gausImg = hfsamImg->GetFunction("gaus");
   gausImg->SetLineWidth(2);
   gausImg->SetLineColor(kRed);    
@@ -235,7 +236,6 @@ std::tuple <double, double, double, double, double, double, double, double> extr
   double sigmaImg = gausImg->GetParameter(2);
   double meanImg_err = gausImg->GetParError(1);
   double sigmaImg_err = gausImg->GetParError(2);
-  hfsamImg->DrawClone();
   save_canvas(c8, "fsamClusterImg", E_label, particle_label);
 }
 {
@@ -243,12 +243,13 @@ std::tuple <double, double, double, double, double, double, double, double> extr
   hfsamScFi->GetYaxis()->SetTitleOffset(1.4);
   hfsamScFi->SetLineWidth(2);
   hfsamScFi->SetLineColor(kBlue);
+  set_histo_range(hfsamScFi);
+  hfsamScFi->DrawClone();
   hfsamScFi->Fit("gaus", "", "", 0.01, 0.1);
   up_fit = hfsamScFi->GetMean() + 5*hfsamScFi->GetStdDev();
   down_fit = hfsamScFi->GetMean() - 5*hfsamScFi->GetStdDev();
   if(down_fit <=0 ) down_fit = hfsamScFi->GetXaxis()->GetBinUpEdge(1);
   hfsamScFi->Fit("gaus", "", "", down_fit, up_fit);
-  set_histo_range(hfsamScFi);
   TF1 *gaus = hfsamScFi->GetFunction("gaus");
   gaus->SetLineWidth(2);
   gaus->SetLineColor(kRed);    
@@ -256,7 +257,7 @@ std::tuple <double, double, double, double, double, double, double, double> extr
   double sigmaScFi = gaus->GetParameter(2);
   double meanScFi_err = gaus->GetParError(1);
   double sigmaScFi_err = gaus->GetParError(2);
-  hfsamScFi->DrawClone();
+  
   save_canvas(c7, "fsamClusterScFi", E_label, particle_label);
   return std::make_tuple(meanScFi, sigmaScFi, meanScFi_err, sigmaScFi_err, meanImg, sigmaImg, meanImg_err, sigmaImg_err);
 }