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C++ TH3D::Delete方法代码示例

本文整理汇总了C++中TH3D::Delete方法的典型用法代码示例。如果您正苦于以下问题:C++ TH3D::Delete方法的具体用法?C++ TH3D::Delete怎么用?C++ TH3D::Delete使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在TH3D的用法示例。


在下文中一共展示了TH3D::Delete方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: ScanChain


//.........这里部分代码省略.........
  
  
  // Loop over events to Analyze
  unsigned int nEventsTotal = 0;
  unsigned int nEventsChain = chain->GetEntries();
  if( nEvents >= 0 ) nEventsChain = nEvents;
  TObjArray *listOfFiles = chain->GetListOfFiles();
  TIter fileIter(listOfFiles);
  TFile *currentFile = 0;

  //get the reweighting histograms
  TIter fileIterFirst(listOfFiles);
  TFile *currentFileFirst = 0;
  TH3D* counterhistSig;
  TH2F* histNEvts;
  bool thisisfirst = true;
  // File Loop for adding correct histograms
  while ( (currentFileFirst = (TFile*)fileIterFirst.Next()) ) {
    TFile *file = new TFile( currentFileFirst->GetTitle() );
    file->cd();
    if(thisisfirst){
      counterhistSig = (TH3D*)file->Get("h_counterSMS");
      counterhistSig->SetDirectory(0); 
      histNEvts = (TH2F*)file->Get("histNEvts");
      histNEvts->SetDirectory(0);
      thisisfirst = false;
    } else {
      TH3D *tempcounterhistSig = (TH3D*)file->Get("h_counterSMS");
      tempcounterhistSig->SetDirectory(0); 
      TH2F *temphistNEvts = (TH2F*)file->Get("histNEvts");
      temphistNEvts->SetDirectory(0);
      counterhistSig->Add(tempcounterhistSig);
      histNEvts->Add(temphistNEvts);
      tempcounterhistSig->Delete();
      temphistNEvts->Delete();
    }
    file->Close();
    delete file;
  }

  // File Loop
  while ( (currentFile = (TFile*)fileIter.Next()) ) {

    // Get File Content
    TFile *file = new TFile( currentFile->GetTitle() );
    TTree *tree = (TTree*)file->Get("t");
    if(fast) TTreeCache::SetLearnEntries(10);
    if(fast) tree->SetCacheSize(128*1024*1024);
    cms3.Init(tree);
    
    // Loop over Events in current file
    if( nEventsTotal >= nEventsChain ) continue;
    unsigned int nEventsTree = tree->GetEntriesFast();
    for( unsigned int event = 0; event < nEventsTree; ++event) {
 
      // Get Event Content
      if( nEventsTotal >= nEventsChain ) continue;
      if(fast) tree->LoadTree(event);
      cms3.GetEntry(event);
      ++nEventsTotal;
    
      // Progress
      CMS3::progress( nEventsTotal, nEventsChain );

      // Analysis Code
开发者ID:mialiu149,项目名称:AnalysisLoopers2015,代码行数:66,代码来源:GetSignalHistos.C


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