65 lines
1.8 KiB
Python
Executable File
65 lines
1.8 KiB
Python
Executable File
#!/usr/bin/env python3
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import os
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import sys
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from io import StringIO
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from optparse import OptionParser
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from scipy import ndimage
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import numpy as np
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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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def mostFrequent(arr):
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unique, inverse = np.unique(arr, return_inverse=True)
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return unique[np.argmax(np.bincount(inverse))]
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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 [geomfile(s)]', description = """
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Smooth microstructure by selecting most frequent index within given stencil at each location.
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""", version=scriptID)
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parser.add_option('-s','--stencil',
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dest = 'stencil',
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type = 'int', metavar = 'int',
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help = 'size of smoothing stencil [%default]')
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parser.set_defaults(stencil = 3)
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(options, filenames) = parser.parse_args()
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if filenames == []: filenames = [None]
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for name in filenames:
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damask.util.report(scriptName,name)
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if name is None:
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virt_file = StringIO(''.join(sys.stdin.read()))
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geom = damask.Geom.from_file(virt_file)
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else:
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geom = damask.Geom.from_file(name)
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damask.util.croak(geom)
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microstructure = geom.get_microstructure()
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microstructure = ndimage.filters.generic_filter(microstructure,mostFrequent,
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size=(options.stencil,)*3).astype(microstructure.dtype)
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damask.util.croak(geom.update(microstructure))
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geom.add_comment(scriptID + ' ' + ' '.join(sys.argv[1:]))
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if name is None:
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sys.stdout.write(str(geom.show()))
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else:
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geom.to_file(name)
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