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Created
Mon, Jul 1, 09:30
Size
3 KB
Mime Type
text/x-python
Expires
Wed, Jul 3, 09:30 (1 d, 22 h)
Engine
blob
Format
Raw Data
Handle
18690895
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rGTOOLS Gtools
genergy
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#!/export/revaz/local/bin/python
'''
Extract and plot energy and mass values contained in the
output Gadget file called by default "energy.txt".
Yves Revaz
ven jun 9 10:06:11 CEST 2006
'''
from
numpy
import
*
from
pNbody
import
*
import
SM
import
string
import
sys
import
os
from
pNbody.libutil
import
histogram
from
optparse
import
OptionParser
from
Gtools
import
*
from
Gtools
import
io
def
parse_options
():
usage
=
"usage: %prog [options] file"
parser
=
OptionParser
(
usage
=
usage
)
parser
=
add_postscript_options
(
parser
)
parser
=
add_color_options
(
parser
)
parser
=
add_limits_options
(
parser
)
parser
=
add_log_options
(
parser
)
parser
.
add_option
(
"-o"
,
action
=
"store"
,
dest
=
"obs"
,
type
=
"string"
,
default
=
'EnergyTot'
,
help
=
"observable name"
,
metavar
=
" NAME"
)
parser
.
add_option
(
"--relative"
,
action
=
"store_true"
,
dest
=
"relative"
,
default
=
0
,
help
=
"plot relative value"
)
(
options
,
args
)
=
parser
.
parse_args
()
if
options
.
colors
!=
None
:
exec
(
"options.colors = array([
%s
])"
%
(
options
.
colors
))
if
len
(
args
)
==
0
:
print
"you must specify a filename"
sys
.
exit
(
0
)
files
=
args
return
files
,
options
#############################
# graph
#############################
# get options
files
,
options
=
parse_options
()
ps
=
options
.
ps
col
=
options
.
colors
xmin
=
options
.
xmin
xmax
=
options
.
xmax
ymin
=
options
.
ymin
ymax
=
options
.
ymax
log
=
options
.
log
obs
=
options
.
obs
rel
=
options
.
relative
#######################################
# open sm
#######################################
g
=
Graph_Init
(
ps
)
Graph_SetDefaultsGraphSettings
(
g
)
colors
=
Graph_SetColorsForFiles
(
files
,
col
)
#######################################
# LOOP
#######################################
# read files
for
file
in
files
:
try
:
vals
=
io
.
read_new_energy
(
file
)
except
"NotNewEgyFileError"
:
vals
=
io
.
read_energy
(
file
,
iobs
=
None
)
x
=
vals
[
'Time'
]
if
obs
==
'EnergyTot'
:
y
=
0.
nrjvals
=
[
'EnergyInt'
,
'EnergyPot'
,
'EnergyKin'
,
'EnergyRadSph'
,
'EnergyRadSticky'
,
'EnergySfr'
,
'EnergyFeedback'
,
'EnergyBubbles'
,
'EnergyAGNHeat'
]
for
nrjval
in
nrjvals
:
if
vals
.
has_key
(
nrjval
):
print
nrjval
y
=
y
+
vals
[
nrjval
]
elif
vals
.
has_key
(
obs
):
y
=
vals
[
obs
]
else
:
print
"unknown observable
%s
"
%
(
obs
)
sys
.
exit
()
if
rel
:
y
=
100
*
(
fabs
(
y
-
y
[
0
]))
/
y
[
0
]
y
=
fabs
(
y
)
# use log
if
log
!=
None
:
x
,
y
=
Graph_UseLog
(
x
,
y
,
log
)
if
file
==
files
[
0
]:
xmin
,
xmax
,
ymin
,
ymax
=
Graph_SetLimits
(
g
,
xmin
,
xmax
,
ymin
,
ymax
,
x
,
y
)
g
.
box
()
# plot points
g
.
ctype
(
colors
[
file
])
g
.
connect
(
x
,
y
)
# labels
g
.
ctype
(
0
)
g
.
xlabel
(
'T'
)
g
.
ylabel
(
'
%s
'
%
obs
)
g
.
ctype
(
0
)
if
log
==
'xy'
or
log
==
'yx'
:
g
.
xlabel
(
'log T'
)
g
.
ylabel
(
'log
%s
'
%
obs
)
elif
log
==
'x'
:
g
.
xlabel
(
'log T'
)
g
.
ylabel
(
'
%s
'
%
obs
)
elif
log
==
'y'
:
g
.
xlabel
(
'T'
)
g
.
ylabel
(
'log
%s
'
%
obs
)
else
:
g
.
xlabel
(
'T'
)
g
.
ylabel
(
'
%s
'
%
obs
)
# -- end ---
Graph_End
(
g
,
ps
)
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