def run_profiler(programname):
"""grab data from gprof/prof output and format nicely"""
# gprof needs gmon.out (from the last execution of programname)
if os.path.isfile('gmon.out'):
# run gprof:
if not findprograms(['gprof']):
print 'Cannot find gprof'
return
res = os.popen('gprof ' + programname)
lines = res.readlines()
failure = res.close()
if failure:
print 'Could not run gprof'
return
# grab the table from the gprof output:
for i in range(len(lines)):
if re.search(r'\%\s+cumulative\s+self', lines[i]):
startline = i
break
try:
# we are interested in the 10 first lines of the table,
# but if there is a blank line, we stop there
stopline = 10
i = 0
for line in lines[startline:startline + stopline]:
if re.search(r'^\s*$', line):
stopline = i
break
i = i + 1
table = ''.join(lines[startline:startline + stopline])
print table
os.remove('gmon.out') # require new file for next run...
except:
print 'Could not recognize a table in gmon.out...'
return
elif os.path.isfile('mon.out'):
# run prof:
if not findprograms(['prof']):
print 'Cannot find gprof'
return
res = os.popen('prof ' + programname)
lines = res.readlines()
failure = res.close()
if failure:
print 'Could not run prof'
return
for line in lines[0:10]:
print line,
else: # no gmon.out or mon.out, cannot run gprof or prof
print programname,\
'was not compiled in profiling mode (-pg or -p?)'
return
def run_profiler(programname):
"""grab data from gprof/prof output and format nicely"""
# gprof needs gmon.out (from the last execution of programname)
if os.path.isfile('gmon.out'):
# run gprof:
if not findprograms(['gprof']):
print 'Cannot find gprof'
return
res = os.popen('gprof ' + programname)
lines = res.readlines()
failure = res.close()
if failure:
print 'Could not run gprof'; return
# grab the table from the gprof output:
for i in range(len(lines)):
if re.search(r'\%\s+cumulative\s+self', lines[i]):
startline = i
break
try:
# we are interested in the 10 first lines of the table,
# but if there is a blank line, we stop there
stopline = 10
i = 0
for line in lines[startline:startline+stopline]:
if re.search(r'^\s*$', line):
stopline = i; break
i = i + 1
table = ''.join(lines[startline:startline+stopline])
print table
os.remove('gmon.out') # require new file for next run...
except:
print 'Could not recognize a table in gmon.out...'; return
elif os.path.isfile('mon.out'):
# run prof:
if not findprograms(['prof']):
print 'Cannot find gprof'
return
res = os.popen('prof ' + programname)
lines = res.readlines()
failure = res.close()
if failure:
print 'Could not run prof'; return
for line in lines[0:10]: print line,
else: # no gmon.out or mon.out, cannot run gprof or prof
print programname,\
'was not compiled in profiling mode (-pg or -p?)'
return
def _any2any(self, files, basename='tmp_easyviz_',
size=None, ofile_ext='.pnm'):
"""Convert a list of files to the file format specified in the
ofile_ext keyword argument. Using either Netpbm tools or convert
(from the ImageMagick package).
"""
netpbm_converters = {'.png': ('pngtopnm', 'pnmtopng'),
'.gif': ('giftopnm', 'ppmtogif'),
'.jpg': ('jpegtopnm', 'pnmtojpeg'),
'.ps': ('pstopnm', 'pnmtops'),
'.eps': ('pstopnm', 'pnmtops'),
'.bmp': ('bmptopnm', 'ppmtobmp'),
'.tif': ('tifftopnm', 'pnmtotiff'),
'.tga': ('tgatopnm', 'ppmtotga'),
'.pnm': ('cat', ''),
}
_check_type(files, 'files', (list,tuple))
ifile_ext = os.path.splitext(files[0])[1]
anytopnm = netpbm_converters[ifile_ext][0]
pnmtoany = netpbm_converters[ofile_ext][1]
pnmscale = 'pnmscale'
#pnmcrop = 'pnmcrop'
convert = 'convert'
app = anytopnm
if findprograms((convert, anytopnm, pnmtoany)):
if self._prop['preferred_package'].lower() == 'imagemagick':
app = convert
elif findprograms(convert):
app = convert
elif not findprograms((anytopnm, pnmtoany)):
raise Exception("Neither %s nor %s was found" % (convert,anytopnm))
quiet = self._prop['quiet']
new_files = []
i = 1 # counter
for file_ in files:
new_file = "%s%04d%s" % (basename, i, ofile_ext)
if app == anytopnm:
options = ''
if quiet and app != 'cat':
options += '-quiet'
if app == 'pstopnm':
options += ' -stdout'
#options += ' -portrait'
cmd = "%(app)s %(options)s %(file_)s " % vars()
if size is not None and findprograms(pnmscale):
w, h = size
cmd += "| %(pnmscale)s -width %(w)s -height %(h)s" % vars()
if pnmtoany != '':
options = ''
if quiet:
options += '-quiet'
if pnmtoany == 'pnmtojpeg':
options += ' -quality 100' # don't lose quality
cmd += " | %(pnmtoany)s %(options)s" % vars()
cmd += " > %s" % new_file
else:
options = ''
if size is not None:
options += '-resize %sx%s' % size
cmd = "%(app)s %(options)s %(file_)s %(new_file)s" % vars()
if not quiet:
print cmd
failure = os.system(cmd)
if failure:
print "... %s failed, jumping to next file..." % app
continue
new_files.append(new_file)
if not quiet:
apps = app
if app != convert and pnmtoany != '':
apps += ' and %s' % pnmtoany
print "%s transformed via %s to %s (%d Kb)" % \
(file_,apps,new_file,int(os.path.getsize(new_file)/1000))
i += 1
return new_files
def _mpeg2enc(self):
"""Return a string with commands for making a movie with the
mpeg2enc tool (from MJPEGTools).
"""
encoder = self._prop['encoder']
png2yuv = 'png2yuv'
jpeg2yuv = 'jpeg2yuv'
yuvscaler = 'yuvscaler'
file_type = self._prop['file_type']
files = self._prop['input_files']
if isinstance(files, str):
pattern = r'(.*)%(\d+)d(.*\..*)'
match = re.search(pattern, files)
if match:
if file_type not in ['jpg', 'png'] or \
self._prop['force_conversion']:
pre = match.group(1)
num = int(match.group(2))
ext = match.group(3)
files = pre + '[0-9]'*num + ext
files = glob.glob(files)
files.sort()
else:
files = glob.glob(files)
files.sort()
if isinstance(files, (list,tuple)):
basename = 'tmp_easyviz_'
files = self._any2any(files, basename=basename, ofile_ext='.png')
file_type = 'png'
self._tmp_files = files[:]
# create a new string with the right pattern:
files = basename + '%04d.png'
cmd = ''
if file_type == 'jpg' and findprograms(jpeg2yuv):
cmd += jpeg2yuv
elif findprograms(png2yuv):
cmd += png2yuv
else:
raise Exception("png2yuv or jpeg2yuv is not installed")
cmd += ' -f 25' # frame rate
cmd += ' -I p' # interlacing mode: p = none / progressive
cmd += ' -j "%s"' % files # set image files
# find start image:
for i in xrange(9999):
if os.path.isfile(files % i):
cmd += ' -b %d' % i
break
if self._prop['quiet']:
cmd += ' -v 0' # verbosity level 0
# set size of movie (by using the yuvscaler tool):
size = self._get_size()
if size is not None and findprograms(yuvscaler):
width, height = size
cmd += ' | %(yuvscaler)s -O SIZE_%(width)sx%(height)s' % vars()
# if no output file is given, use 'movie.avi' as default:
if self._prop['output_file'] is None:
self._prop['output_file'] = 'movie.mpeg'
output_file = self._prop['output_file']
if os.path.isfile(output_file) and not self._prop['overwrite_output']:
raise Exception("Output file '%s' already exist. Use" \
" 'overwrite_output=True' to overwrite the file." \
% output_file)
cmd += ' | '
cmd += encoder
if self._prop['vcodec'] == 'mpeg2video':
cmd += ' -f 3' # generic mpeg-2 video
else:
cmd += ' -f 0' # generic mpeg-1 video
if self._prop['vbitrate'] is not None:
cmd += ' -b %d' % int(self._prop['vbitrate'])
if self._prop['vbuffer'] is not None:
cmd += ' -V %d' % int(self._prop['vbuffer'])
if self._prop['qscale'] is not None:
cmd += ' -q %s' % self._prop['qscale']
# set movie frame rate:
legal_fps = {'23.976': 1, '24': 2, '25': 3, '29.97': 4,
'30': 5, '50': 6, '59.94': 7, '60': 8}
fps = str(self._prop['fps'])
if not fps in legal_fps:
raise ValueError("fps must be %s, not %s" % \
(fps_convert.keys(), fps))
cmd += ' -F %s' % legal_fps[fps]
#cmd += ' --cbr' # constant bit rate
gop_size = self._prop['gop_size']
if gop_size is not None:
# set min (-g) and max (-G) gop size to the same value:
cmd += ' -g %s -G %s' % (gop_size, gop_size)
# set aspect ratio:
legal_aspects = {'1.0': 1, '1.3': 2, '1.7': 3, '2.21': 4}
aspect = self._get_aspect_ratio()
if aspect is not None:
if aspect not in legal_aspects.values():
aspect = str(aspect)
for key in legal_aspects.keys():
if aspect.startswith(key):
aspect = legal_aspects[key]
break
if aspect not in legal_aspects.values():
raise ValueError(
"aspect must be either 1:1, 4:3, 16:9, or 2.21:1," \
" not '%s'" % aspect)
cmd += ' -a %s' % aspect
# set output file:
cmd += ' -o %s' % self._prop['output_file']
if self._prop['quiet']:
cmd += ' -v 0' # verbosity level 0 (warnings and errors only)
return cmd
def __init__(self, input_files, **kwargs):
self._prop = {}
self._prop.update(self._local_prop)
self._prop['input_files'] = input_files
for key in kwargs:
if key in self._prop:
self._prop[key] = kwargs[key]
print '\n\n' # provide some space before print statements
# Determine which encoder to be used
encoder = self._prop['encoder']
if encoder is None:
# No encoder given, find the first installed among the legal ones
for enc in self._legal_encoders:
if findprograms(enc):
encoder = enc
break
if encoder is None:
# No encoder is installed, fall back on html
encoder = 'html'
self._prop['encoder'] = encoder
else:
if not encoder in self._legal_encoders:
raise ValueError("encoder must be %s, not '%s'" %
(self._legal_encoders, encoder))
if not encoder.startswith('html') and not findprograms(encoder):
raise Exception("The selected encoder (%s) is not installed" \
% encoder)
# Determine the file type of the input files
if isinstance(input_files, (tuple,list)):
file_ = input_files[0]
elif isinstance(input_files, str):
file_ = input_files
else:
raise ValueError("The input files must be given as either a "\
"list/tuple of strings or a string, not '%s'" % \
type(input_files))
# Check that the input files do exist
if isinstance(input_files, str):
# Are input_files on ffmpeg/mpeg2enc format or Unix wildcard format?
ffmpeg_format = r'(.+)%\d+d(\..+)'
m = re.search(ffmpeg_format, input_files, re.DOTALL)
if m:
wildcard_format = m.group(1) + '*' + m.group(2)
else:
wildcard_format = input_files
all_input_files = glob.glob(wildcard_format)
if not all_input_files:
print 'No files of the form %s exist.' % input_files
else:
print 'Found %d files of the format %s.' % \
(len(all_input_files), input_files)
else: # list of specific filenames
all_input_files = input_files
error_encountered = False
for f in all_input_files:
if not os.path.isfile(f):
print 'Input file %s does not exist.' % f
error_encountered = True
if error_encountered:
raise IOError('Some input files were not found.')
fname, ext = os.path.splitext(file_)
if not ext:
raise ValueError("Unable to determine file type from file name.")
file_type = ext[1:] # remove the . (dot)
if not file_type in self._legal_file_types:
raise TypeError("File type must be %s, not '%s'" % \
(self._legal_file_types, file_type))
self._prop['file_type'] = file_type
programs = {
'gnuplot' : 'plotting program',
'gs' : 'ghostscript, ps/pdf interpreter and previewer',
'ps2pdf' : 'ps/pdf converter, part of ghostscript',
'convert' : 'image conversion, part of the ImageMagick package',
'animate' : 'animation viewer, part of the ImageMagick package',
'display' : 'image viewer, part of the ImageMagick package',
'latex' : 'mathematical typesetting tool',
'dvips' : 'tool for converting latex to ps',
'happydoc' : 'generation of Python code documentation from doc strings',
'epydoc' : 'generation of Python code documentation from doc strings',
'f2py' : 'generator for Python interfaces to F77',
'swig' : 'generator for Python/Perl/Tcl interfaces to C/C++',
}
installed = findprograms(programs.keys())
for program in installed.keys():
if installed[program] is not None:
print "You have %s (%s)\n in %s" % \
(program, programs[program], installed[program])
else:
print "*** Program", program, "was not found on the system"
if sys.platform.startswith('win') and program in ('latex', 'dvips'):
print "*** You don't have latex/dvips but on Windows this is usual"
elif sys.platform.startswith('win') and program == 'gs':
# no link/script turning C:\gs\gs814... into 'gs', that's ok
pass
else:
print " .....(%s)" % programs[program]
# check if Gnuplot is compiled with PNG support
def _any2any(self,
files,
basename='tmp_easyviz_',
size=None,
ofile_ext='.pnm'):
"""Convert a list of files to the file format specified in the
ofile_ext keyword argument. Using either Netpbm tools or convert
(from the ImageMagick package).
"""
netpbm_converters = {
'.png': ('pngtopnm', 'pnmtopng'),
'.gif': ('giftopnm', 'ppmtogif'),
'.jpg': ('jpegtopnm', 'pnmtojpeg'),
'.ps': ('pstopnm', 'pnmtops'),
'.eps': ('pstopnm', 'pnmtops'),
'.bmp': ('bmptopnm', 'ppmtobmp'),
'.tif': ('tifftopnm', 'pnmtotiff'),
'.tga': ('tgatopnm', 'ppmtotga'),
'.pnm': ('cat', ''),
}
_check_type(files, 'files', (list, tuple))
ifile_ext = os.path.splitext(files[0])[1]
anytopnm = netpbm_converters[ifile_ext][0]
pnmtoany = netpbm_converters[ofile_ext][1]
pnmscale = 'pnmscale'
#pnmcrop = 'pnmcrop'
convert = 'convert'
app = anytopnm
if findprograms((convert, anytopnm, pnmtoany)):
if self._prop['preferred_package'].lower() == 'imagemagick':
app = convert
elif findprograms(convert):
app = convert
elif not findprograms((anytopnm, pnmtoany)):
raise Exception("Neither %s nor %s was found" %
(convert, anytopnm))
quiet = self._prop['quiet']
new_files = []
i = 1 # counter
for file_ in files:
new_file = "%s%04d%s" % (basename, i, ofile_ext)
if app == anytopnm:
options = ''
if quiet and app != 'cat':
options += '-quiet'
if app == 'pstopnm':
options += ' -stdout'
#options += ' -portrait'
cmd = "%(app)s %(options)s %(file_)s " % vars()
if size is not None and findprograms(pnmscale):
w, h = size
cmd += "| %(pnmscale)s -width %(w)s -height %(h)s" % vars()
if pnmtoany != '':
options = ''
if quiet:
options += '-quiet'
if pnmtoany == 'pnmtojpeg':
options += ' -quality 100' # don't lose quality
cmd += " | %(pnmtoany)s %(options)s" % vars()
cmd += " > %s" % new_file
else:
options = ''
if size is not None:
options += '-resize %sx%s' % size
cmd = "%(app)s %(options)s %(file_)s %(new_file)s" % vars()
if not quiet:
print cmd
failure = os.system(cmd)
if failure:
print "... %s failed, jumping to next file..." % app
continue
new_files.append(new_file)
if not quiet:
apps = app
if app != convert and pnmtoany != '':
apps += ' and %s' % pnmtoany
print "%s transformed via %s to %s (%d Kb)" % \
(file_,apps,new_file,int(os.path.getsize(new_file)/1000))
i += 1
return new_files
def _mpeg2enc(self):
"""Return a string with commands for making a movie with the
mpeg2enc tool (from MJPEGTools).
"""
encoder = self._prop['encoder']
png2yuv = 'png2yuv'
jpeg2yuv = 'jpeg2yuv'
yuvscaler = 'yuvscaler'
file_type = self._prop['file_type']
files = self._prop['input_files']
if isinstance(files, str):
pattern = r'(.*)%(\d+)d(.*\..*)'
match = re.search(pattern, files)
if match:
if file_type not in ['jpg', 'png'] or \
self._prop['force_conversion']:
pre = match.group(1)
num = int(match.group(2))
ext = match.group(3)
files = pre + '[0-9]' * num + ext
files = glob.glob(files)
files.sort()
else:
files = glob.glob(files)
files.sort()
if isinstance(files, (list, tuple)):
basename = 'tmp_easyviz_'
files = self._any2any(files, basename=basename, ofile_ext='.png')
file_type = 'png'
self._tmp_files = files[:]
# create a new string with the right pattern:
files = basename + '%04d.png'
cmd = ''
if file_type == 'jpg' and findprograms(jpeg2yuv):
cmd += jpeg2yuv
elif findprograms(png2yuv):
cmd += png2yuv
else:
raise Exception("png2yuv or jpeg2yuv is not installed")
cmd += ' -f 25' # frame rate
cmd += ' -I p' # interlacing mode: p = none / progressive
cmd += ' -j "%s"' % files # set image files
# find start image:
for i in xrange(9999):
if os.path.isfile(files % i):
cmd += ' -b %d' % i
break
if self._prop['quiet']:
cmd += ' -v 0' # verbosity level 0
# set size of movie (by using the yuvscaler tool):
size = self._get_size()
if size is not None and findprograms(yuvscaler):
width, height = size
cmd += ' | %(yuvscaler)s -O SIZE_%(width)sx%(height)s' % vars()
# if no output file is given, use 'movie.avi' as default:
if self._prop['output_file'] is None:
self._prop['output_file'] = 'movie.mpeg'
output_file = self._prop['output_file']
if os.path.isfile(output_file) and not self._prop['overwrite_output']:
raise Exception("Output file '%s' already exist. Use" \
" 'overwrite_output=True' to overwrite the file." \
% output_file)
cmd += ' | '
cmd += encoder
if self._prop['vcodec'] == 'mpeg2video':
cmd += ' -f 3' # generic mpeg-2 video
else:
cmd += ' -f 0' # generic mpeg-1 video
if self._prop['vbitrate'] is not None:
cmd += ' -b %d' % int(self._prop['vbitrate'])
if self._prop['vbuffer'] is not None:
cmd += ' -V %d' % int(self._prop['vbuffer'])
if self._prop['qscale'] is not None:
cmd += ' -q %s' % self._prop['qscale']
# set movie frame rate:
legal_fps = {
'23.976': 1,
'24': 2,
'25': 3,
'29.97': 4,
'30': 5,
'50': 6,
'59.94': 7,
'60': 8
}
fps = str(self._prop['fps'])
if not fps in legal_fps:
raise ValueError("fps must be %s, not %s" % \
(fps_convert.keys(), fps))
cmd += ' -F %s' % legal_fps[fps]
#cmd += ' --cbr' # constant bit rate
gop_size = self._prop['gop_size']
if gop_size is not None:
# set min (-g) and max (-G) gop size to the same value:
cmd += ' -g %s -G %s' % (gop_size, gop_size)
# set aspect ratio:
legal_aspects = {'1.0': 1, '1.3': 2, '1.7': 3, '2.21': 4}
aspect = self._get_aspect_ratio()
if aspect is not None:
if aspect not in legal_aspects.values():
aspect = str(aspect)
for key in legal_aspects.keys():
if aspect.startswith(key):
aspect = legal_aspects[key]
break
if aspect not in legal_aspects.values():
raise ValueError(
"aspect must be either 1:1, 4:3, 16:9, or 2.21:1," \
" not '%s'" % aspect)
cmd += ' -a %s' % aspect
# set output file:
cmd += ' -o %s' % self._prop['output_file']
if self._prop['quiet']:
cmd += ' -v 0' # verbosity level 0 (warnings and errors only)
return cmd
def __init__(self, input_files, **kwargs):
self._prop = {}
self._prop.update(self._local_prop)
self._prop['input_files'] = input_files
for key in kwargs:
if key in self._prop:
self._prop[key] = kwargs[key]
print '\n\n' # provide some space before print statements
# Determine which encoder to be used
encoder = self._prop['encoder']
if encoder is None:
# No encoder given, find the first installed among the legal ones
for enc in self._legal_encoders:
if findprograms(enc):
encoder = enc
break
if encoder is None:
# No encoder is installed, fall back on html
encoder = 'html'
self._prop['encoder'] = encoder
else:
if not encoder in self._legal_encoders:
raise ValueError("encoder must be %s, not '%s'" %
(self._legal_encoders, encoder))
if not encoder.startswith('html') and not findprograms(encoder):
raise Exception("The selected encoder (%s) is not installed" \
% encoder)
# Determine the file type of the input files
if isinstance(input_files, (tuple, list)):
file_ = input_files[0]
elif isinstance(input_files, str):
file_ = input_files
else:
raise ValueError("The input files must be given as either a "\
"list/tuple of strings or a string, not '%s'" % \
type(input_files))
# Check that the input files do exist
if isinstance(input_files, str):
# Are input_files on ffmpeg/mpeg2enc format or Unix wildcard format?
ffmpeg_format = r'(.+)%\d+d(\..+)'
m = re.search(ffmpeg_format, input_files, re.DOTALL)
if m:
wildcard_format = m.group(1) + '*' + m.group(2)
else:
wildcard_format = input_files
all_input_files = glob.glob(wildcard_format)
if not all_input_files:
print 'No files of the form %s exist.' % input_files
else:
print 'Found %d files of the format %s.' % \
(len(all_input_files), input_files)
else: # list of specific filenames
all_input_files = input_files
error_encountered = False
for f in all_input_files:
if not os.path.isfile(f):
print 'Input file %s does not exist.' % f
error_encountered = True
if error_encountered:
raise IOError('Some input files were not found.')
fname, ext = os.path.splitext(file_)
if not ext:
raise ValueError("Unable to determine file type from file name.")
file_type = ext[1:] # remove the . (dot)
if not file_type in self._legal_file_types:
raise TypeError("File type must be %s, not '%s'" % \
(self._legal_file_types, file_type))
self._prop['file_type'] = file_type
NOTES:
- 3D arrays are currently not supported.
"""
from .common import *
from scitools.globaldata import DEBUG, VERBOSE
from scitools.misc import findprograms
import os
import tempfile
MATLAB_CMD_STR = os.environ.get('MATLAB_CMD_STR', "matlab -nosplash -nojvm")
has_matlab = findprograms('matlab')
class Matlab2Backend(BaseClass):
def __init__(self):
BaseClass.__init__(self)
self._init()
def _init(self, *args, **kwargs):
"""Perform initialization that is special for this backend."""
self.figure(self.getp('curfig'))
# set show and interactive to False as deafult:
self.setp(show=False, interactive=False)
self._script = ""
programs = {
'gnuplot': 'plotting program',
'gs': 'ghostscript, ps/pdf interpreter and previewer',
'ps2pdf': 'ps/pdf converter, part of ghostscript',
'convert': 'image conversion, part of the ImageMagick package',
'animate': 'animation viewer, part of the ImageMagick package',
'display': 'image viewer, part of the ImageMagick package',
'latex': 'mathematical typesetting tool',
'dvips': 'tool for converting latex to ps',
'happydoc': 'generation of Python code documentation from doc strings',
'epydoc': 'generation of Python code documentation from doc strings',
'f2py': 'generator for Python interfaces to F77',
'swig': 'generator for Python/Perl/Tcl interfaces to C/C++',
}
installed = findprograms(programs.keys())
for program in installed.keys():
if installed[program] is not None:
print "You have %s (%s)\n in %s" % \
(program, programs[program], installed[program])
else:
print "*** Program", program, "was not found on the system"
if sys.platform.startswith('win') and program in ('latex', 'dvips'):
print "*** You don't have latex/dvips but on Windows this is usual"
elif sys.platform.startswith('win') and program == 'gs':
# no link/script turning C:\gs\gs814... into 'gs', that's ok
pass
else:
print " .....(%s)" % programs[program]
# check if Gnuplot is compiled with PNG support
#!/usr/bin/env python
import os, shutil, glob
os.chdir(os.pardir)
shutil.copy('main.f.orig', 'main.f')
shutil.copy('F77WAVE.fcp.orig', 'F77WAVE.fcp')
# edit main.f such that solutions are dumped,
# also use a small grid
os.system("perl -pi.old~ -e 's#^C(\s+)call dump# $1call dump#' main.f")
os.system("perl -pi.old~ -e 's#^[^C]\s+PARAMETER \(n=(\d+)\)# PARAMETER (n=31)#' main.f")
os.system("./make.sh")
os.chdir("Verify")
tmpfiles = glob.glob("tmp_*.mtv")
for file in tmpfiles: os.remove(file)
f = open('tmp.input', 'w')
f.write('20\n') # no of time steps
f.close()
os.system("../app < tmp.input")
# show on the screen:
from scitools.misc import findprograms
if findprograms(['plotmtv'], write_message=1):
os.system("plotmtv -geometry 600x700 -nodate -3d tmp_*.mtv")
- 3D arrays are currently not supported.
"""
from __future__ import division
from .common import *
from scitools.globaldata import DEBUG, VERBOSE
from scitools.misc import findprograms
import os
import tempfile
MATLAB_CMD_STR = os.environ.get('MATLAB_CMD_STR', "matlab -nosplash -nojvm")
has_matlab = findprograms('matlab')
class Matlab2Backend(BaseClass):
def __init__(self):
BaseClass.__init__(self)
self._init()
def _init(self, *args, **kwargs):
"""Perform initialization that is special for this backend."""
self.figure(self.getp('curfig'))
# set show and interactive to False as deafult:
self.setp(show=False, interactive=False)
self._script = ""
programs = {
"gnuplot": "plotting program",
"gs": "ghostscript, ps/pdf interpreter and previewer",
"ps2pdf": "ps/pdf converter, part of ghostscript",
"convert": "image conversion, part of the ImageMagick package",
"animate": "animation viewer, part of the ImageMagick package",
"display": "image viewer, part of the ImageMagick package",
"latex": "mathematical typesetting tool",
"dvips": "tool for converting latex to ps",
"happydoc": "generation of Python code documentation from doc strings",
"epydoc": "generation of Python code documentation from doc strings",
"f2py": "generator for Python interfaces to F77",
"swig": "generator for Python/Perl/Tcl interfaces to C/C++",
}
installed = findprograms(programs.keys())
for program in installed.keys():
if installed[program] is not None:
print "You have %s (%s)\n in %s" % (program, programs[program], installed[program])
else:
print "*** Program", program, "was not found on the system"
if sys.platform.startswith("win") and program in ("latex", "dvips"):
print "*** You don't have latex/dvips but on Windows this is usual"
elif sys.platform.startswith("win") and program == "gs":
# no link/script turning C:\gs\gs814... into 'gs', that's ok
pass
else:
print " .....(%s)" % programs[program]
# check if Gnuplot is compiled with PNG support
# (we test this on Unix only where PNG support can be forgotten in
#!/usr/bin/env python
import os, shutil, glob
os.chdir(os.pardir)
shutil.copy('main.f.orig', 'main.f')
shutil.copy('F77WAVE.fcp.orig', 'F77WAVE.fcp')
# edit main.f such that solutions are dumped,
# also use a small grid
os.system("perl -pi.old~ -e 's#^C(\s+)call dump# $1call dump#' main.f")
os.system(
"perl -pi.old~ -e 's#^[^C]\s+PARAMETER \(n=(\d+)\)# PARAMETER (n=31)#' main.f"
)
os.system("./make.sh")
os.chdir("Verify")
tmpfiles = glob.glob("tmp_*.mtv")
for file in tmpfiles:
os.remove(file)
f = open('tmp.input', 'w')
f.write('20\n') # no of time steps
f.close()
os.system("../app < tmp.input")
# show on the screen:
from scitools.misc import findprograms
if findprograms(['plotmtv'], write_message=1):
os.system("plotmtv -geometry 600x700 -nodate -3d tmp_*.mtv")