82 lines
2.7 KiB
Python
Executable File
82 lines
2.7 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 [geomfile(s)]', description = """
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Increases or decreases the (three-dimensional) canvas.
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Grid can be given as absolute or relative values, e.g. 16 16 16 or 2x 0.5x 32.
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""", version = scriptID)
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parser.add_option('-g','--grid',
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dest = 'grid',
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type = 'string', nargs = 3, metavar = ' '.join(['string']*3),
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help = 'a,b,c grid of hexahedral box')
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parser.add_option('-o','--offset',
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dest = 'offset',
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type = 'int', nargs = 3, metavar = ' '.join(['int']*3),
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help = 'a,b,c offset from old to new origin of grid [%default]')
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parser.add_option('-f','--fill',
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dest = 'fill',
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type = 'float', metavar = 'int',
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help = 'background microstructure index, defaults to max microstructure index + 1')
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parser.set_defaults(offset = (0,0,0))
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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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grid = geom.get_grid()
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if options.grid is not None:
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for i,g in enumerate(options.grid):
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grid[i] = int(round(grid[i]*float(g.lower().replace('x','')))) if g.lower().endswith('x') \
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else int(options.grid[i])
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new = np.full(grid,options.fill if options.fill is not None
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else np.nanmax(geom.microstructure)+1,geom.microstructure.dtype)
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for x in range(geom.microstructure.shape[0]):
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X = x + options.offset[0]
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if not 0 <= X < new.shape[0]: continue
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for y in range(geom.microstructure.shape[1]):
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Y = y + options.offset[1]
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if not 0 <= Y < new.shape[1]: continue
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for z in range(geom.microstructure.shape[2]):
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Z = z + options.offset[2]
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if not 0 <= Z < new.shape[2]: continue
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new[X,Y,Z] = geom.microstructure[x,y,z]
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damask.util.croak(geom.update(new,rescale=True))
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geom.add_comments(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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