def PlotUL(pars,config,ULFlux,Index):
ROOT.gROOT.SetBatch(ROOT.kTRUE)
root_style.RootStyle()
#Compute the SED
E = np.logspace(np.log10(pars.Emin), np.log10(pars.Emax), pars.N)
SED = 1.602e-6 * E ** 2 * (-Index+1)*ULFlux* np.power(E,-Index)/(np.power(pars.Emax,-Index+1)-np.power(pars.Emin,-Index+1))
#Actually make the plot
c_plot = ROOT.TCanvas(pars.PlotName)
c_plot.SetLogx()
c_plot.SetLogy()
xmin, xmax = E[0] * 0.7, E[-1] * 1.6
ymin = min(SED[0], SED[-1]) * 0.15
ymax = max(SED[0], SED[-1]) * 3
ghSED = ROOT.TH2F("ghSED", "", 10000, xmin, xmax, 100, ymin, ymax)
ghSED.SetStats(000)
ghSED.SetTitle(pars.PlotName)
ghSED.SetXTitle("E [MeV]")
ghSED.SetYTitle("E^{2}dN/dE [ erg cm^{-2} s^{-1} ] ")
ghSED.Draw()
tgr = ROOT.TGraph(pars.N, np.array(E), np.array(SED))
tgr.Draw("L")
Ar_1=ROOT.TArrow(E[0],SED[0]*0.2,E[0],SED[0],0.02)
Ar_2=ROOT.TArrow(E[-1],SED[-1]*0.2,E[-1],SED[-1],0.02)
Ar_2.Draw("<|")
Ar_1.Draw("<|")
#save the canvas
filebase = utils._SpecFileName(config)
c_plot.Print(filebase + '.C')
c_plot.Print(filebase + '.eps')
c_plot.Print(filebase + '.png')
def PlotSED(infile,pars):
"""plot a nice SED with a butterfly and points"""
config = get_config(infile)
ROOT.gROOT.SetBatch(ROOT.kTRUE)
root_style.RootStyle()
# Read the ascii file where the butterfly is stored
filebase = utils._SpecFileName(config)
lines = open(filebase + '.dat', 'r').readlines()
SED = []
E = []
Err = []
for i in xrange(len(lines) - 1):
words = lines[i + 1].split()
if float(words[0])<pars.Emax :
E.append(float(words[0]))
SED.append(float(words[1]))
Err.append(float(words[2]))
ilen = len(SED)
#From dN/dE to SED
Fluxp = np.array(SED)*np.exp(np.array(Err)/np.array(SED))
Fluxm = np.array(SED)*np.exp(-np.array(Err)/np.array(SED))
ErrorFlux = np.zeros(2 * ilen + 1)
ErrorE = np.zeros(2 * ilen + 1)
#Compute the butterfly and close it
for i in xrange(ilen):
ErrorFlux[i] = Fluxp[i]
ErrorE[i] = E[i]
for i in xrange(ilen):
ErrorFlux[ilen + i] = Fluxm[ilen - i - 1]
ErrorE[ilen + i] = E[ilen - i - 1]
ErrorFlux[-1] = Fluxp[0]
ErrorE[-1] = E[0]
#Actually make the plot
c_plot = ROOT.TCanvas(pars.PlotName)
c_plot.SetLogx()
c_plot.SetLogy()
xmin, xmax = E[0] * 0.8, E[-1] * 1.5
ymin = min(np.array(SED) - np.array(Err)) * 0.2
ymax = max(np.array(SED) + np.array(Err)) * 3
ghSED = ROOT.TH2F("ghSED", "", 10000, xmin, xmax, 100, ymin, ymax)
ghSED.SetStats(000)
ghSED.SetTitle(pars.PlotName)
ghSED.SetXTitle("E [MeV]")
ghSED.SetYTitle("E^{2}dN/dE [ erg cm^{-2} s^{-1} ] ")
ghSED.Draw()
tgr = ROOT.TGraph(ilen, np.array(E), np.array(SED))
tgr.SetLineWidth(2)
tgr.SetLineColor(pars.LineColor)
tgr.Draw("L")
tgerr = ROOT.TGraph(2 * ilen + 1, ErrorE, ErrorFlux)
tgerr.SetLineColor(pars.LineColor)
tgerr.Draw("L")
#Plot points
NEbin = int(config['Ebin']['NumEnergyBins'])
if NEbin > 0:
tgpoint, Arrow = PlotDataPoints(config,pars) #collect data points
tgpoint.SetLineColor(pars.PointColor)
tgpoint.SetMarkerColor(pars.PointColor)
tgpoint.Draw("pz")
for i in xrange(len(Arrow)):
Arrow[i].SetLineColor(pars.PointColor)
Arrow[i].SetFillColor(pars.PointColor)
Arrow[i].Draw()
#save the canvas
c_plot.Print(filebase + '.C')
c_plot.Print(filebase + '.eps')
c_plot.Print(filebase + '.png')