Plotting_Program/2Dplots.C at master · YonsiG/Plotting_Program · GitHub

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//Time:2021.4.15
//Last Modified:2021.4.15
#include <TROOT.h>
#include <TChain.h>
#include <TFile.h>
#include "TMath.h"
#include "TH1D.h"
#include <iostream>
#include <fstream>
#include <vector>
#include <TH2.h>
#include <TStyle.h>
#include <TCanvas.h>
#include "TH3F.h"
#include <TApplication.h>
#include <TEnv.h>
#include <TComplex.h>
#include <TGraph.h>
#include <TProfile.h>
#include <TProfile2D.h>
#include <TPad.h>
#include <TCanvas.h>
#include <TLegend.h>

using namespace std;

int main()
{
/*******Switches********/
  bool SetXRange=false;
  bool SetYRange=false;
  bool DoSave=true; //Save as pdf version
  bool DoRebin=false;

  char filename1[100]="../outfiles/MC_selected.root";

  char plotname1[100]="Bquark_DeltaR_vs_Higgs_Pt";

  char saveFileName[100]="../plots/Bquark_DeltaR_vs_Higgs_Pt.pdf";

  char Xtitle[100]="Bquark DeltaR";
  char Ytitle[100]="Higgs Pt";

  char legend1[100]="C2V_6";

  double minX=25; //if SetXRange
  double maxX=120; //if SetXRange
  double minY=0; //if SetYRange
  double maxY=1; //if SetYRange

  int RebinNum=2;

/******Main functions*******/
  TFile *file1 = new TFile(filename1);
  TH1D *h1=(TH1D *)file1->Get(plotname1);
  if(DoRebin) h1->Rebin(RebinNum);

  h1->SetBinContent(1, h1->GetBinContent(1) + h1->GetBinContent(0));
  h1->SetBinContent(h1->GetNbinsX(), h1->GetBinContent(h1->GetNbinsX()+1) + h1->GetBinContent(h1->GetNbinsX()));

  /*********SetPad********/
  double canvasYsize,padYsize;
  canvasYsize=500; padYsize=0;
  TCanvas *canvas = new TCanvas("canvas","canvas",800,canvasYsize);
  TPad *pad1 = new TPad("pad1","pad1",0,padYsize,1.0,1.0); //Xbeginning,Ybeginning,Xending,Yending,100 per cent

  /*******SetCompare******/
  if(!SetXRange) {minX=h1->GetXaxis()->GetBinLowEdge(1); maxX=h1->GetXaxis()->GetBinUpEdge(h1->GetXaxis()->GetNbins());}
  h1->GetXaxis()->SetRangeUser(minX,maxX);
  pad1->Draw();
  pad1->cd();
  h1->Draw("colz");

  TLegend* legend = new TLegend(0.75,0.75,0.88,0.86); //the coordination of the legend frame;
  legend->AddEntry(h1,legend1,"lpfe");
  legend->SetTextFont(70);
  legend->SetTextSize(0.04);
  legend->Draw("same");

  /*******h1 settings******/
  h1->SetTitle("");
  h1->SetLineColor(kBlue);
  h1->SetLineWidth(2.0);
  h1->SetStats(0);
  h1->GetXaxis()->SetTitle(Xtitle);
  h1->GetYaxis()->SetTitle(Ytitle);
  h1->GetYaxis()->SetTitleSize(0.04);
  h1->GetYaxis()->SetTitleOffset(1);
  h1->GetYaxis()->SetTitleFont(70);
  h1->GetYaxis()->SetLabelSize(0.03);
  h1->GetYaxis()->SetLabelFont(70);
  h1->GetXaxis()->SetTitle(Xtitle);
  h1->GetXaxis()->SetTitleSize(0.04);
  h1->GetXaxis()->SetTitleOffset(1);
  h1->GetXaxis()->SetTitleFont(70); //the thickness of the title
  h1->GetXaxis()->SetLabelSize(0.03);
  h1->GetXaxis()->SetLabelFont(72);

  if(DoSave){
    canvas->SaveAs(saveFileName);
  }

}