DAMASK_EICMD/processing/pre/geom_mirror.py

70 lines
2.5 KiB
Python
Executable File

#!/usr/bin/env python3
# -*- coding: UTF-8 no BOM -*-
import os
import sys
import numpy as np
from optparse import OptionParser
from io import StringIO
import damask
scriptName = os.path.splitext(os.path.basename(__file__))[0]
scriptID = ' '.join([scriptName,damask.version])
#--------------------------------------------------------------------------------------------------
# MAIN
#--------------------------------------------------------------------------------------------------
validDirections = ['x','y','z']
parser = OptionParser(option_class=damask.extendableOption, usage='%prog options [geomfile(s)]', description = """
Mirrors spectral geometry description along given directions.
""", version=scriptID)
parser.add_option('-d','--direction',
dest = 'directions',
action = 'extend', metavar = '<string LIST>',
help = "directions in which to mirror {'x','y','z'}")
(options, filenames) = parser.parse_args()
if options.directions is None:
parser.error('no direction given.')
if not set(options.directions).issubset(validDirections):
invalidDirections = [str(e) for e in set(options.directions).difference(validDirections)]
parser.error('invalid directions {}. '.format(*invalidDirections))
# --- loop over input files -------------------------------------------------------------------------
if filenames == []: filenames = [None]
for name in filenames:
damask.util.report(scriptName,name)
if name is None:
virt_file = StringIO(''.join(sys.stdin.read()))
geom = damask.Geom.from_file(virt_file)
else:
geom = damask.Geom.from_file(name)
microstructure = geom.microstructure
if 'z' in options.directions:
microstructure = np.concatenate([microstructure,microstructure[:,:,::-1]],2) # better not double edges
geom.set_size(geom.get_size()*np.array([1,1,2]))
if 'y' in options.directions:
microstructure = np.concatenate([microstructure,microstructure[:,::-1,:]],1) # better not double edges
geom.set_size(geom.get_size()*np.array([1,2,1]))
if 'x' in options.directions:
microstructure = np.concatenate([microstructure,microstructure[::-1,:,:]],0) # better not double edges
geom.set_size(geom.get_size()*np.array([2,1,1]))
geom.microstructure = microstructure
geom.add_comment(scriptID + ' ' + ' '.join(sys.argv[1:]))
damask.util.croak(geom)
if name is None:
sys.stdout.write(str(geom.show()))
else:
geom.to_file(name)