105 lines
4.0 KiB
Python
Executable File
105 lines
4.0 KiB
Python
Executable File
#!/usr/bin/env python2.7
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# -*- coding: UTF-8 no BOM -*-
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import os,sys
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from optparse import OptionParser
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import damask
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scriptName = os.path.splitext(os.path.basename(__file__))[0]
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scriptID = ' '.join([scriptName,damask.version])
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oneThird = 1.0/3.0
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def deviator(m,spherical = False): # Careful, do not change the value of m, its intent(inout)!
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sph = oneThird*(m[0]+m[4]+m[8])
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dev = [
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m[0]-sph, m[1], m[2],
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m[3], m[4]-sph, m[5],
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m[6], m[7], m[8]-sph,
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]
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return dev,sph if spherical else dev
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# --------------------------------------------------------------------
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# MAIN
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# --------------------------------------------------------------------
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parser = OptionParser(option_class=damask.extendableOption, usage='%prog options [file[s]]', description = """
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Add column(s) containing deviator of requested tensor column(s).
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""", version = scriptID)
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parser.add_option('-t','--tensor',
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dest = 'tensor',
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action = 'extend', metavar='<string LIST>',
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help = 'heading of columns containing tensor field values')
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parser.add_option('-s','--spherical',
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dest = 'spherical',
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action = 'store_true',
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help = 'report spherical part of tensor (hydrostatic component, pressure)')
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(options,filenames) = parser.parse_args()
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if options.tensor is None:
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parser.error('no data column specified...')
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# --- loop over input files -------------------------------------------------------------------------
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if filenames == []: filenames = [None]
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for name in filenames:
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try:
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table = damask.ASCIItable(name = name, buffered = False)
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except:
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continue
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damask.util.report(scriptName,name)
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# ------------------------------------------ read header ------------------------------------------
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table.head_read()
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# ------------------------------------------ sanity checks ----------------------------------------
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items = {
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'tensor': {'dim': 9, 'shape': [3,3], 'labels':options.tensor, 'active':[], 'column': []},
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}
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errors = []
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remarks = []
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column = {}
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for type, data in items.iteritems():
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for what in data['labels']:
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dim = table.label_dimension(what)
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if dim != data['dim']: remarks.append('column {} is not a {}.'.format(what,type))
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else:
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items[type]['active'].append(what)
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items[type]['column'].append(table.label_index(what))
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if remarks != []: damask.util.croak(remarks)
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if errors != []:
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damask.util.croak(errors)
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table.close(dismiss = True)
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continue
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# ------------------------------------------ assemble header --------------------------------------
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table.info_append(scriptID + '\t' + ' '.join(sys.argv[1:]))
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for type, data in items.iteritems():
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for label in data['active']:
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table.labels_append(['{}_dev({})'.format(i+1,label) for i in range(data['dim'])] + \
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(['sph({})'.format(label)] if options.spherical else [])) # extend ASCII header with new labels
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table.head_write()
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# ------------------------------------------ process data ------------------------------------------
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outputAlive = True
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while outputAlive and table.data_read(): # read next data line of ASCII table
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for type, data in items.iteritems():
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for column in data['column']:
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table.data_append(deviator(map(float,table.data[column:
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column+data['dim']]),options.spherical))
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outputAlive = table.data_write() # output processed line
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# ------------------------------------------ output finalization -----------------------------------
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table.close() # close input ASCII table (works for stdin)
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