2013-11-26 00:41:02 +05:30
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#!/usr/bin/env python
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2014-04-02 00:11:14 +05:30
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# -*- coding: UTF-8 no BOM -*-
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2013-11-26 00:41:02 +05:30
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2014-08-06 20:55:18 +05:30
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import os,sys,string,itertools
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import numpy as np
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2014-07-25 01:51:18 +05:30
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from optparse import OptionParser
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import damask
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2013-11-26 00:41:02 +05:30
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2014-08-06 18:57:09 +05:30
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scriptID = string.replace('$Id$','\n','\\n')
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2014-12-19 00:56:52 +05:30
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scriptName = os.path.splitext(scriptID.split()[1])[0]
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2013-11-26 00:41:02 +05:30
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2014-07-25 01:51:18 +05:30
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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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2013-11-26 00:41:02 +05:30
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Add quaternion and/or Bunge Euler angle representation of crystal lattice orientation.
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2014-08-06 18:57:09 +05:30
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Orientation is given by quaternion, Euler angles, rotation matrix, or crystal frame coordinates (i.e. component vectors of rotation matrix).
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2013-11-26 00:41:02 +05:30
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2014-08-06 18:57:09 +05:30
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""", version = scriptID)
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2013-11-26 00:41:02 +05:30
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2014-07-25 01:51:18 +05:30
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outputChoices = ['quaternion','eulers']
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2014-09-12 19:44:55 +05:30
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parser.add_option('-o', '--output', dest='output', action='extend', metavar='<string LIST>',
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2014-07-25 01:51:18 +05:30
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help = 'output orientation formats (%s)'%(','.join(outputChoices)))
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2014-09-12 19:44:55 +05:30
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parser.add_option('-s', '--symmetry', dest='symmetry', type='choice',
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2014-07-25 01:51:18 +05:30
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choices=damask.Symmetry.lattices[1:], metavar='string',
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help = 'crystal symmetry (%s) [cubic]'%(', '.join(damask.Symmetry.lattices[1:])))
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2014-09-12 19:44:55 +05:30
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parser.add_option('-r', '--rotation', dest='rotation', type='float', nargs=4, metavar='float float float float',
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help = 'angle and axis to (pre)rotate orientation')
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2014-09-12 19:44:55 +05:30
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parser.add_option('-e', '--eulers', dest='eulers', metavar='string',
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help = 'Euler angles label')
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parser.add_option('-d', '--degrees', dest='degrees', action='store_true',
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help = 'Euler angles are given in degrees [%default]')
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parser.add_option('-m', '--matrix', dest='matrix', metavar='string',
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help = 'orientation matrix label')
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parser.add_option('-a', dest='a', metavar='string',
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help = 'crystal frame a vector label')
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parser.add_option('-b', dest='b', metavar='string',
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help = 'crystal frame b vector label')
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parser.add_option('-c', dest='c', metavar='string',
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help = 'crystal frame c vector label')
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parser.add_option('-q', '--quaternion', dest='quaternion', metavar='string',
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help = 'quaternion label')
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2013-11-26 00:41:02 +05:30
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parser.set_defaults(output = [])
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parser.set_defaults(symmetry = 'cubic')
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2014-05-26 20:01:42 +05:30
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parser.set_defaults(rotation = [0.,1.,1.,1.]) # no rotation about 1,1,1
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2014-02-10 23:31:21 +05:30
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parser.set_defaults(degrees = False)
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2013-11-26 00:41:02 +05:30
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(options, filenames) = parser.parse_args()
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datainfo = { # list of requested labels per datatype
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'tensor': {'len':9,
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'label':[]},
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'vector': {'len':3,
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'label':[]},
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'quaternion': {'len':4,
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'label':[]},
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}
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2014-07-25 01:51:18 +05:30
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if not set(options.output).issubset(set(outputChoices)):
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parser.error('output must be chosen from %s...'%(', '.join(outputChoices)))
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2014-08-06 20:55:18 +05:30
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if options.eulers != None:
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datainfo['vector']['label'] += [options.eulers]
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input = 'eulers'
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if options.a != None and \
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options.b != None and \
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options.c != None:
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datainfo['vector']['label'] += [options.a,options.b,options.c]
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input = 'frame'
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if options.matrix != None:
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datainfo['tensor']['label'] += [options.matrix]
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input = 'matrix'
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if options.quaternion != None:
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datainfo['quaternion']['label'] += [options.quaternion]
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input = 'quaternion'
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2013-11-26 00:41:02 +05:30
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2014-08-04 23:23:41 +05:30
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inputGiven = 0
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for datatype,info in datainfo.items():
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inputGiven += len(info['label'])
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if inputGiven != 1: parser.error('select exactly one input format...')
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toRadians = math.pi/180.0 if options.degrees else 1.0 # rescale degrees to radians
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2013-11-26 00:41:02 +05:30
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options.output = map(lambda x: x.lower(), options.output)
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2014-05-26 20:01:42 +05:30
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r = damask.Quaternion().fromAngleAxis(toRadians*options.rotation[0],options.rotation[1:])
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2014-08-06 20:55:18 +05:30
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# ------------------------------------------ setup file handles ------------------------------------
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2013-11-26 00:41:02 +05:30
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files = []
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if filenames == []:
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files.append({'name':'STDIN', 'input':sys.stdin, 'output':sys.stdout, 'croak':sys.stderr})
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else:
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for name in filenames:
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if os.path.exists(name):
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files.append({'name':name, 'input':open(name), 'output':open(name+'_tmp','w'), 'croak':sys.stderr})
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2014-08-06 20:55:18 +05:30
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# ------------------------------------------ loop over input files ---------------------------------
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2013-11-26 00:41:02 +05:30
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for file in files:
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if file['name'] != 'STDIN': file['croak'].write('\033[1m'+scriptName+'\033[0m: '+file['name']+'\n')
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else: file['croak'].write('\033[1m'+scriptName+'\033[0m\n')
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2014-07-25 01:51:18 +05:30
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table = damask.ASCIItable(file['input'],file['output'],False) # make unbuffered ASCII_table
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table.head_read() # read ASCII header info
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table.info_append(scriptID + '\t' + ' '.join(sys.argv[1:]))
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2013-11-26 00:41:02 +05:30
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2014-08-07 00:36:33 +05:30
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column = {}
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missingColumns = False
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2013-11-26 00:41:02 +05:30
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for datatype,info in datainfo.items():
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for label in info['label']:
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2014-08-04 23:23:41 +05:30
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key = '1_%s'%label
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if key not in table.labels:
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file['croak'].write('column %s not found...\n'%key)
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missingColumns = True # break if label not found
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else:
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column[label] = table.labels.index(key) # remember columns of requested data
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if missingColumns:
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continue
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# ------------------------------------------ assemble header ---------------------------------------
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for output in options.output:
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if output == 'quaternion':
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table.labels_append(['%i_quaternion_%s'%(i+1,options.symmetry) for i in xrange(4)])
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if output == 'eulers':
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table.labels_append(['%i_eulers_%s'%(i+1,options.symmetry) for i in xrange(3)])
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table.head_write()
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2014-08-06 20:55:18 +05:30
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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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if input == 'eulers':
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o = damask.Orientation(Eulers=toRadians*\
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np.array(map(float,table.data[column[options.eulers]:\
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column[options.eulers]+datainfo['vector']['len']])),
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2013-11-26 00:41:02 +05:30
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symmetry=options.symmetry).reduced()
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elif input == 'matrix':
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o = damask.Orientation(matrix=\
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np.array([map(float,table.data[column[options.matrix]:\
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column[options.matrix]+datainfo['tensor']['len']])]),
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symmetry=options.symmetry).reduced()
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elif input == 'frame':
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o = damask.Orientation(matrix=\
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np.array([map(float,table.data[column[options.a]:\
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column[options.a]+datainfo['vector']['len']] + \
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table.data[column[options.b]:\
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column[options.b]+datainfo['vector']['len']] + \
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table.data[column[options.c]:\
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column[options.c]+datainfo['vector']['len']]
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2013-11-26 00:41:02 +05:30
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)]).reshape(3,3),
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symmetry=options.symmetry).reduced()
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elif input == 'quaternion':
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o = damask.Orientation(quaternion=\
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np.array(map(float,table.data[column[options.quaternion]:\
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column[options.quaternion]+datainfo['quaternion']['len']])),
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2013-11-26 00:41:02 +05:30
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symmetry=options.symmetry).reduced()
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2014-05-26 20:01:42 +05:30
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o.quaternion = r*o.quaternion
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2013-11-26 00:41:02 +05:30
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for output in options.output:
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if output == 'quaternion':
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table.data_append(o.asQuaternion())
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if output == 'eulers':
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table.data_append(o.asEulers('Bunge'))
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2014-07-25 01:51:18 +05:30
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outputAlive = table.data_write() # output processed line
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2013-11-26 00:41:02 +05:30
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2014-08-06 20:55:18 +05:30
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# ------------------------------------------ output result -----------------------------------------
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2014-07-25 01:51:18 +05:30
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outputAlive and table.output_flush() # just in case of buffered ASCII table
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2013-11-26 00:41:02 +05:30
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2014-08-22 22:28:53 +05:30
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table.input_close() # close input ASCII table (works for stdin)
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table.output_close() # close output ASCII table (works for stdout)
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2013-11-26 00:41:02 +05:30
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if file['name'] != 'STDIN':
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2014-07-25 01:51:18 +05:30
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os.rename(file['name']+'_tmp',file['name']) # overwrite old one with tmp new
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