/
plot-pdr.py
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plot-pdr.py
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"""
First stab at redoing the appendix plots using PyX
09 Apr 2009
"""
import heatcool
import numpy as N
import pyx
pyx.text.set(mode="latex")
import os
####
#
# General setup
#
####
import cloudy
cloudy.datadir = os.path.join(os.getenv("HOME"), "Work", "JaneCool", "out")
cloudy_file_template = "pdr-new-h2x-D%.1f-n%.1f-%s.ovr"
figwidth = 10
margin = 0.2
gridstyles = [pyx.style.linewidth.thin, pyx.color.transparency(0.8)]
mypainter = pyx.graph.axis.painter.regular(gridattrs=gridstyles)
linkpainter = pyx.graph.axis.painter.linked(gridattrs=gridstyles)
basename = __file__.split('.')[0]
####
#
# Cooling graphs
#
####
Tmin, Tmax = 10.0, 1.5e4
Coolmin, Coolmax = 1.e-34, 1.e-23
gleft = pyx.graph.graphxy(width=figwidth,
x=pyx.graph.axis.log(title=r"Gas temperature, K",
min=Tmin, max=Tmax, painter=mypainter),
y=pyx.graph.axis.log(title=r"Cooling coefficients, \(L/n^2\), erg cm\(^3\) s\(^{-1}\)",
min=Coolmin, max=Coolmax, painter=mypainter),
key=pyx.graph.key.key(pos="br",
keyattrs=[pyx.deco.filled, pyx.color.rgb.white],
textattrs=[pyx.trafo.scale(0.7)]))
gright = pyx.graph.graphxy(width=figwidth,
x=pyx.graph.axis.log(title=r"Gas temperature, K",
min=Tmin, max=Tmax, painter=mypainter),
y=pyx.graph.axis.linkedaxis(gleft.axes["y"], painter=linkpainter),
key=pyx.graph.key.key(pos="br",
keyattrs=[pyx.deco.filled, pyx.color.rgb.white],
textattrs=[pyx.trafo.scale(0.7)]))
cloudy_linestyles = [pyx.style.linewidth.thick,
pyx.style.linestyle.solid,
pyx.style.linejoin.round,
pyx.color.transparency(0.3)]
fit_linestyles = [pyx.style.linewidth.THick,
pyx.style.linestyle.solid,
pyx.style.linejoin.round,
pyx.color.transparency(0.3)]
density_colorstyles = {
2.0: [pyx.color.cmyk.Dandelion],
4.0: [pyx.color.cmyk.SeaGreen],
6.0: [pyx.color.cmyk.RedViolet],
}
for logden in [2.0, 4.0, 6.0]:
first_in_batch = True
cloudylines = []
for D in [0.1, 0.3, 0.5, 1.0]:
for radstring in ["XO", "O"]:
cloudy_file = cloudy_file_template % (D, logden, radstring)
dataset = cloudy.datasetfile(cloudy_file)
Temperature = 10**dataset.grabcolumn('Te')
Cool = 10**(dataset.grabcolumn('Htot') - 2.0*dataset.grabcolumn('hden'))
if first_in_batch:
title = r"Cloudy models: \(n = 10^{%d}~\mathrm{cm}^{-3}\)" % (logden)
first_in_batch = False
else:
title = None
cloudylines.append(
pyx.graph.data.values(x=Temperature, y=Cool, title=title)
)
# plot all the same density in the same style
gleft.plot( cloudylines,
[pyx.graph.style.line(cloudy_linestyles + density_colorstyles[logden])]
)
Temperature = N.logspace(1.2, 4.0, num=50)
Cool = heatcool.cool(10**logden, Temperature)
fitline = pyx.graph.data.values(x=Temperature, y=Cool, title=r"Fit: \(n = 10^{%d}~\mathrm{cm}^{-3}\)" % (logden))
gright.plot(fitline, [
pyx.graph.style.line(fit_linestyles + density_colorstyles[logden]),
] )
# Finally, plot the KI2002 curve
Temperature = N.logspace(1.2, 4.0, num=50)
Cool = heatcool.coolKI(Temperature)
fitline = pyx.graph.data.values(x=Temperature, y=Cool, title=r"Koyama \& Inutsuka (2002)")
gright.plot(fitline, [
pyx.graph.style.line(fit_linestyles + [pyx.color.cmyk.Lavender, pyx.style.linestyle.dashed]),
] )
c = pyx.canvas.canvas()
c.insert(gleft)
c.insert(gright, [pyx.trafo.translate(figwidth + margin, 0)])
c.writePDFfile("%s-cool" % (basename))
####
#
# Heating graphs
#
####
Avmin, Avmax = 0.0+1.e-5, 20.0
Heatmin, Heatmax = 1.e-28, 1.e-20
heatcool.cosmicrayfactor = 0.5
D_styles = {
0.1: [pyx.style.linewidth.THick],
0.5: [pyx.style.linewidth.normal],
}
X_styles = {
"XO": [pyx.style.linestyle.solid],
"O": [pyx.style.linestyle.dashed],
}
cloudy_linestyles = [pyx.style.linewidth.normal,
pyx.style.linestyle.solid,
pyx.style.linejoin.round,
pyx.color.transparency(0.3)]
fit_linestyles = [pyx.style.linewidth.normal,
pyx.style.linestyle.solid,
pyx.style.linejoin.round,
pyx.color.transparency(0.3)]
gleft = pyx.graph.graphxy(width=figwidth,
x=pyx.graph.axis.lin(title=r"Visual extinction, \(A_V\), magnitudes",
min=Avmin, max=Avmax, painter=mypainter),
y=pyx.graph.axis.log(title=r"Heating per particle, \(H/n\), erg s\(^{-1}\)",
min=Heatmin, max=Heatmax, painter=mypainter),
key=pyx.graph.key.key(pos="tr",
keyattrs=[pyx.deco.filled, pyx.color.rgb.white],
textattrs=[pyx.trafo.scale(0.7)]))
gright = pyx.graph.graphxy(width=figwidth,
x=pyx.graph.axis.lin(title=r"Visual extinction, \(A_V\), magnitudes",
min=Avmin, max=Avmax, painter=mypainter),
y=pyx.graph.axis.linkedaxis(gleft.axes["y"], painter=linkpainter),
key=pyx.graph.key.key(pos="tr",
keyattrs=[pyx.deco.filled, pyx.color.rgb.white],
textattrs=[pyx.trafo.scale(0.7)]))
for D in [0.1, 0.5]:
for radstring in ["XO", "O"]:
for logden in [2.0, 4.0, 6.0]:
if "X" in radstring:
title = r"\(r = %.1f~\mathrm{pc}\), \(n = 10^{%d}~\mathrm{cm}^{-3}\)" % (D, logden)
else:
title = None
cloudy_file = cloudy_file_template % (D, logden, radstring)
dataset = cloudy.datasetfile(cloudy_file)
Av = dataset.grabcolumn('AV(point)')
Heat = 10**(dataset.grabcolumn('Htot') - dataset.grabcolumn('hden'))
cloudyline = pyx.graph.data.values(x=Av, y=Heat, title=title)
gleft.plot( cloudyline,
[pyx.graph.style.line(cloudy_linestyles
+ D_styles[D]
+ X_styles[radstring]
+ density_colorstyles[logden]
)]
)
Av = N.linspace(0.0, 20.0, num=50)
Heat = heatcool.heat(10**logden, Av, D, radiation=radstring)
fitline = pyx.graph.data.values(x=Av, y=Heat, title=title)
gright.plot(fitline,
[pyx.graph.style.line(fit_linestyles
+ D_styles[D]
+ X_styles[radstring]
+ density_colorstyles[logden]
)]
)
c = pyx.canvas.canvas()
c.insert(gleft)
c.insert(gright, [pyx.trafo.translate(figwidth + margin, 0)])
c.writePDFfile("%s-heat" % (basename))