better readable
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Martin Diehl
parent
8ee23b37b2
commit
dfc2b47abc
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@ -1,110 +1,78 @@
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#!/usr/bin/env python3
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# -*- coding: UTF-8 no BOM -*-
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import os
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import sys
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import numpy as np
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import damask
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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 option(s) [geomfile(s)]', description = """
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Changes the (three-dimensional) canvas of a spectral geometry description.
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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',
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'--grid',
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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. [auto]')
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parser.add_option('-o',
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'--offset',
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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',
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'--fill',
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parser.add_option('-f','--fill',
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dest = 'fill',
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type = 'float', metavar = 'float',
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help = '(background) canvas grain index. "0" selects maximum microstructure index + 1 [%default]')
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parser.add_option('--blank',
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dest = 'blank',
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action = 'store_true',
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help = 'blank out (optional) input canvas content')
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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(grid = ['0','0','0'],
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offset = (0,0,0),
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)
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parser.set_defaults(offset = (0,0,0))
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(options, filenames) = parser.parse_args()
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options.grid = ['1','1','1'] if options.blank and options.grid == ['0','0','0'] else options.grid
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options.fill = 1 if options.blank and options.fill is None else options.fill
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# --- loop over input files -------------------------------------------------------------------------
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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 and options.blank:
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grid = np.array(list(map(int,options.grid)))
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geom = damask.Geom(size=grid,microstructure=options.fill*np.ones(grid))
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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(StringIO(''.join(sys.stdin.read())) if name is None else name)
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geom = damask.Geom.from_file(name)
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grid = geom.get_grid()
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size = geom.get_size()
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origin = geom.get_origin()
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microstructure = geom.get_microstructure()
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fill = np.nanmax(microstructure)+1 if options.fill is None else options.fill
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dtype = float if np.isnan(fill) or int(fill) != fill or microstructure.dtype==np.float else int
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damask.util.croak(geom)
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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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# --- do work ------------------------------------------------------------------------------------
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new = np.full(grid,options.fill if options.fill is not None else np.nanmax(geom.microstructure)+1,
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geom.microstructure.dtype)
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new_grid = np.array([int(o*float(n.lower().replace('x',''))) if n.lower().endswith('x') \
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else int(n) for o,n in zip(grid,options.grid)],dtype=int)
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new_grid = np.where(new_grid > 0, new_grid,grid)
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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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microstructure_cropped = np.zeros(new_grid,dtype=dtype)
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microstructure_cropped.fill(fill)
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if not options.blank:
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xindex = np.arange(max(options.offset[0],0),min(options.offset[0]+new_grid[0],grid[0]))
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yindex = np.arange(max(options.offset[1],0),min(options.offset[1]+new_grid[1],grid[1]))
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zindex = np.arange(max(options.offset[2],0),min(options.offset[2]+new_grid[2],grid[2]))
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translate_x = [i - options.offset[0] for i in xindex]
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translate_y = [i - options.offset[1] for i in yindex]
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translate_z = [i - options.offset[2] for i in zindex]
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if 0 in map(len,[xindex,yindex,zindex,translate_x,translate_y,translate_z]):
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damask.util.croak('invaldid combination of grid and offset.')
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continue
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microstructure_cropped[min(translate_x):max(translate_x)+1,
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min(translate_y):max(translate_y)+1,
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min(translate_z):max(translate_z)+1] \
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= microstructure[min(xindex):max(xindex)+1,
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min(yindex):max(yindex)+1,
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min(zindex):max(zindex)+1]
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new_size = size/grid*new_grid if np.all(grid > 0) else new_grid
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new_origin = origin + (size/grid if np.all(grid > 0) else new_size/new_grid) * options.offset
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geom.set_microstructure(microstructure_cropped)
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geom.set_size(new_size)
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geom.set_origin(new_origin)
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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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