69 lines
2.5 KiB
Python
Executable File
69 lines
2.5 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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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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# --------------------------------------------------------------------
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# MAIN
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# --------------------------------------------------------------------
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parser = OptionParser(option_class=damask.extendableOption, usage='%prog options [ASCIItable(s)]', description = """
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Add RGB color value corresponding to TSL-OIM scheme for inverse pole figures.
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""", version = scriptID)
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parser.add_option('-p',
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'--pole',
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dest = 'pole',
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type = 'float', nargs = 3, metavar = 'float float float',
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help = 'lab frame direction for inverse pole figure [%default]')
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parser.add_option('-s',
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'--symmetry',
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dest = 'symmetry',
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type = 'choice', choices = damask.Symmetry.lattices[1:], metavar='string',
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help = 'crystal symmetry [%default] {{{}}} '.format(', '.join(damask.Symmetry.lattices[1:])))
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parser.add_option('-o',
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'--orientation',
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dest = 'quaternion',
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metavar = 'string',
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help = 'label of crystal orientation given as unit quaternion [%default]')
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parser.set_defaults(pole = (0.0,0.0,1.0),
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quaternion = 'orientation',
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symmetry = damask.Symmetry.lattices[-1],
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)
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(options, filenames) = parser.parse_args()
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if filenames == []: filenames = [None]
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# damask.Orientation requires Bravais lattice, but we are only interested in symmetry
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symmetry2lattice={'cubic':'fcc','hexagonal':'hex','tetragonal':'bct'}
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lattice = symmetry2lattice[options.symmetry]
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pole = np.array(options.pole)
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pole /= np.linalg.norm(pole)
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for name in filenames:
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damask.util.report(scriptName,name)
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table = damask.Table.from_ASCII(StringIO(''.join(sys.stdin.read())) if name is None else name)
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orientation = table.get(options.quaternion)
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color = np.empty((orientation.shape[0],3))
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for i,o in enumerate(orientation):
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color[i] = damask.Orientation(o,lattice = lattice).IPFcolor(pole)
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table.add('IPF_{:g}{:g}{:g}_{sym}'.format(*options.pole,sym = options.symmetry.lower()),
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color,
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scriptID+' '+' '.join(sys.argv[1:]))
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table.to_ASCII(sys.stdout if name is None else name)
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