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plot_functions.py
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import ROOT
from ROOT import TF1
import math
from functools import partial
import CombineHarvester.CombineTools.plotting as plot
import json
import argparse
import os
import numpy as np
from glob import glob
def energy_resolution(x_lumi, y_upgrade, y_no_upgrade, y_max, logo='CMS'):
canv = ROOT.TCanvas('energy_resolution', 'energy_resolution')
canv.SetGrid()
ROOT.gStyle.SetOptStat(6)
ROOT.gStyle.SetOptFit(0000)
pads = plot.OnePad()
mg = ROOT.TMultiGraph()
legend_l = 0.7
legend = ROOT.TLegend(0.3, legend_l, 0.83, 0.85)#, '', 'NBNDC')
legend.SetTextSize(0.033)
#grafico
g_upgrade = ROOT.TGraph(len(x_lumi)-1, np.array(x_lumi)[1:], np.array(y_upgrade))
g_no_upgrade = ROOT.TGraph(len(x_lumi)-1, np.array(x_lumi)[1:], np.array(y_no_upgrade)[1:])
g_base = ROOT.TGraph(2, np.array(x_lumi)[:1], np.array(y_no_upgrade)[:1])
g_upgrade.SetMarkerStyle(8)
g_upgrade.SetMarkerColor(8)
g_upgrade.SetFillColor(8)
g_no_upgrade.SetMarkerStyle(8)
g_no_upgrade.SetMarkerColor(2)
g_no_upgrade.SetFillColor(2)
g_base.SetMarkerStyle(8)
g_base.SetMarkerColor(4)
pol2_up = ROOT.TF1("f_up", "[1] * x + [0]", 300, 4500)
pol2_up.SetLineColor(8)
pol2_up.SetLineWidth(2)
pol2_noup = ROOT.TF1("f_noup", "[1] * x + [0]", 300, 4500)
pol2_noup.SetLineColor(2)
pol2_noup.SetLineWidth(2)
print ("Fitting...")
g_upgrade.Fit('f_up', 'RO')
g_no_upgrade.Fit('f_noup', 'RO')
pol2_noup.SetLineColor(2)
pol2_noup.SetLineWidth(1)
#scrivo sulla canvas
mg.Add(g_base)
mg.Add(g_upgrade)
mg.Add(g_no_upgrade)
legend.AddEntry(g_no_upgrade, 'ECAL w/o upgrade', 'lp')
legend.AddEntry(g_upgrade, 'ECAL w/ upgrade', 'lp')
legend.AddEntry(g_base, 'ECAL Phase 1', 'lp')
#draw all
mg.Draw('AP0')
axishist = plot.GetAxisHist(pads[0])
axishist.SetMaximum(y_max)
axishist.GetYaxis().SetTitle("Energy resolution (%)")
axishist.GetXaxis().SetTitle("Luminosity [fb^{-1}]")
#plot.DrawCMSLogo(pads[0], logo, '', 11, 0.045, 0.035, 1.2, cmsTextSize = 1.)
legend.Draw()
pads[0].SetGrid()
canv.Print('.pdf')
canv.Print('.png')
return pol2_up, pol2_noup
def electron_efficiency(x_lumi, y_upgrade, y_no_upgrade, y_max, logo='CMS'):
canv = ROOT.TCanvas('electron_eff', 'electron_eff')
canv.SetGrid()
ROOT.gStyle.SetOptStat(6)
ROOT.gStyle.SetOptFit(0000)
pads = plot.OnePad()
mg = ROOT.TMultiGraph()
legend_l = 0.7
legend = ROOT.TLegend(0.3, legend_l, 0.83, 0.85, '', 'NBNDC')
legend.SetTextSize(0.033)
#grafico
g_upgrade = ROOT.TGraph(len(x_lumi), np.array(x_lumi), np.array(y_upgrade))
g_no_upgrade = ROOT.TGraph(len(x_lumi), np.array(x_lumi), np.array(y_no_upgrade))
g_color = ROOT.TGraph(2, np.array(x_lumi)[:1], np.array([0.94]))# np.array(y_no_upgrade)[:1])
g_upgrade.SetMarkerStyle(8)
g_upgrade.SetMarkerColor(8)
g_no_upgrade.SetMarkerStyle(8)
g_no_upgrade.SetMarkerColor(2)
g_color.SetMarkerStyle(8)
g_color.SetMarkerColor(4)
pol1_up = ROOT.TF1("f_up", "[1] * x + [0]", 300, 4500)
pol1_up.SetLineColor(8)
pol1_up.SetLineWidth(2)
pol1_base = ROOT.TF1("f_base", "([1] * x + [0])", 150, 300)
pol1_base.SetLineColor(4)
pol1_base.SetLineWidth(2)
pol1_noup = ROOT.TF1("f_noup", "([0] * x + [1])", 300, 4500)
pol1_noup.SetLineColor(2)
pol1_noup.SetLineWidth(2)
print ("Fitting...")
g_upgrade.Fit('f_up', 'RO')
g_no_upgrade.Fit('f_noup', 'RO')
#g_no_upgrade.Fit('f_base', 'RO')
#scrivo sulla canvas
mg.Add(g_upgrade)
mg.Add(g_no_upgrade)
mg.Add(g_color)
legend.AddEntry(g_no_upgrade, 'ECAL w/o upgrade', 'lp')
legend.AddEntry(g_upgrade, 'ECAL w/ upgrade', 'lp')
legend.AddEntry(g_color, 'ECAL Phase 1', 'lp')
#draw all
mg.Draw('AP0')
axishist = plot.GetAxisHist(pads[0])
axishist.SetMaximum(y_max)
axishist.SetMinimum(0.7)
axishist.GetYaxis().SetTitle("Efficiency ")
axishist.GetXaxis().SetTitle("Luminosity [fb^{-1}]")
#plot.DrawCMSLogo(pads[0], logo, '', 11, 0.045, 0.035, 1.2, cmsTextSize = 1.)
legend.Draw()
pads[0].SetGrid()
canv.Print('.pdf')
canv.Print('.png')
return pol1_up, pol1_noup