From be29e558348f1f4d05dee025bfa83a3fc952c4b8 Mon Sep 17 00:00:00 2001
From: Andreas Suter <andreas.suter@psi.ch>
Date: Sat, 21 Oct 2023 19:19:04 +0200
Subject: [PATCH] switched PRunSingleHistoRRF where possible to smart pointers.

---
 src/classes/PRunSingleHistoRRF.cpp | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/src/classes/PRunSingleHistoRRF.cpp b/src/classes/PRunSingleHistoRRF.cpp
index 259b207f..bca2328a 100644
--- a/src/classes/PRunSingleHistoRRF.cpp
+++ b/src/classes/PRunSingleHistoRRF.cpp
@@ -38,6 +38,7 @@
 #include <cmath>
 #include <iostream>
 #include <fstream>
+#include <memory>
 
 #include <TString.h>
 #include <TObjArray.h>
@@ -1068,13 +1069,13 @@ Double_t PRunSingleHistoRRF::GetMainFrequency(PDoubleVector &data)
   // create histo
   Double_t startTime = (fGoodBins[0]-fT0s[0]) * fTimeResolution;
   Int_t noOfBins = fGoodBins[1]-fGoodBins[0]+1;
-  TH1F *histo = new TH1F("data", "data", noOfBins, startTime-fTimeResolution/2.0, startTime+fTimeResolution/2.0+noOfBins*fTimeResolution);
+  std::unique_ptr<TH1F> histo = std::make_unique<TH1F>("data", "data", noOfBins, startTime-fTimeResolution/2.0, startTime+fTimeResolution/2.0+noOfBins*fTimeResolution);
   for (Int_t i=fGoodBins[0]; i<=fGoodBins[1]; i++) {
     histo->SetBinContent(i-fGoodBins[0]+1, data[i]);
   }
 
   // Fourier transform
-  PFourier *ft = new PFourier(histo, FOURIER_UNIT_FREQ);
+  std::unique_ptr<PFourier> ft = std::make_unique<PFourier>(histo.get(), FOURIER_UNIT_FREQ);
   ft->Transform(F_APODIZATION_STRONG);
 
   // find frequency maximum
@@ -1099,10 +1100,6 @@ Double_t PRunSingleHistoRRF::GetMainFrequency(PDoubleVector &data)
   // clean up
   if (power)
     delete power;
-  if (ft)
-    delete ft;
-  if (histo)
-    delete histo;
 
   return freqMax;
 }