remove THStack

Author: jjuracka

Modules/MFT/include/MFT/QcMFTClusterTask.h

@@ -26,7 +26,6 @@
 #include <TH2F.h>
 #include <TCanvas.h>
 #include <TString.h>
-#include <THStack.h>
 #include <DataFormatsITSMFT/TopologyDictionary.h>
 #include "ReconstructionDataFormats/BaseCluster.h"
 #include "MFTBase/GeometryTGeo.h"
@@ -84,7 +83,6 @@ class QcMFTClusterTask /*final*/ : public TaskInterface // todo add back the "fi
   std::vector<std::unique_ptr<TH2FRatio>> mClusterXYinLayer;
   std::vector<std::unique_ptr<TH1FRatio>> mClusterRinLayer;
   std::unique_ptr<TCanvas> mClusterRinAllLayers = nullptr;
-  std::unique_ptr<THStack> mClusterRinAllLayersStack = nullptr;
 
   std::unique_ptr<TH1FRatio> mClustersROFSize = nullptr;
   std::unique_ptr<TH1FRatio> mClustersBC = nullptr;

Modules/MFT/src/QcMFTClusterTask.cxx

@@ -259,12 +259,6 @@ void QcMFTClusterTask::initialize(o2::framework::InitContext& /*ctx*/)
     // canvas for for cluster R in all layers
     mClusterRinAllLayers = std::make_unique<TCanvas>("mClusterRinAllLayers", "Cluster Radial Position in All MFT Layers");
     getObjectsManager()->startPublishing(mClusterRinAllLayers.get());
-    mClusterRinAllLayersStack = std::make_unique<THStack>("mClusterRinAllLayersStack", "Cluster Radial Position in All MFT Layers; r (cm); # entries");
-    for (auto nMFTLayer = 0; nMFTLayer < 10; nMFTLayer++) {
-      mClusterRinLayer[nMFTLayer]->getNum()->SetLineColor(TColor::GetColor(mColors[nMFTLayer]));
-      mClusterRinLayer[nMFTLayer]->getNum()->SetTitle(Form("D%dF%d", static_cast<int>(std::floor(nMFTLayer / 2.)), nMFTLayer % 2 == 0 ? 0 : 1));
-      mClusterRinAllLayersStack->Add(mClusterRinLayer[nMFTLayer]->getNum());
-    }
   }
 }
 
@@ -473,11 +467,9 @@ void QcMFTClusterTask::getChipMapData()
 
 void QcMFTClusterTask::updateCanvas()
 {
-  mClusterRinAllLayers->cd();
   mClusterRinAllLayers->Clear();
-  mClusterRinAllLayersStack->Draw("nostack hist");
+  mClusterRinAllLayers->cd();
   mClusterRinAllLayers->Update();
-  gPad->BuildLegend(0.83, 0.50, 0.90, 0.90, "", "l");
 }
 
 } // namespace o2::quality_control_modules::mft