From dfc2b47abc2a731ffd14bae2f5d16cf6eab5920d Mon Sep 17 00:00:00 2001 From: Martin Diehl Date: Wed, 29 May 2019 07:59:17 +0200 Subject: [PATCH] better readable --- processing/pre/geom_canvas.py | 102 ++++++++++++---------------------- 1 file changed, 35 insertions(+), 67 deletions(-) diff --git a/processing/pre/geom_canvas.py b/processing/pre/geom_canvas.py index 3b7071968..281555cef 100755 --- a/processing/pre/geom_canvas.py +++ b/processing/pre/geom_canvas.py @@ -1,110 +1,78 @@ #!/usr/bin/env python3 -# -*- coding: UTF-8 no BOM -*- import os import sys -import numpy as np -import damask - from io import StringIO from optparse import OptionParser +import numpy as np + +import damask + scriptName = os.path.splitext(os.path.basename(__file__))[0] scriptID = ' '.join([scriptName,damask.version]) + # -------------------------------------------------------------------- # MAIN # -------------------------------------------------------------------- -parser = OptionParser(option_class=damask.extendableOption, usage='%prog option(s) [geomfile(s)]', description = """ -Changes the (three-dimensional) canvas of a spectral geometry description. +parser = OptionParser(option_class=damask.extendableOption, usage='%prog options [geomfile(s)]', description = """ +Increases or decreases the (three-dimensional) canvas. Grid can be given as absolute or relative values, e.g. 16 16 16 or 2x 0.5x 32. """, version = scriptID) -parser.add_option('-g', - '--grid', +parser.add_option('-g','--grid', dest = 'grid', type = 'string', nargs = 3, metavar = ' '.join(['string']*3), - help = 'a,b,c grid of hexahedral box. [auto]') -parser.add_option('-o', - '--offset', + help = 'a,b,c grid of hexahedral box') +parser.add_option('-o','--offset', dest = 'offset', type = 'int', nargs = 3, metavar = ' '.join(['int']*3), help = 'a,b,c offset from old to new origin of grid [%default]') -parser.add_option('-f', - '--fill', +parser.add_option('-f','--fill', dest = 'fill', - type = 'float', metavar = 'float', - help = '(background) canvas grain index. "0" selects maximum microstructure index + 1 [%default]') -parser.add_option('--blank', - dest = 'blank', - action = 'store_true', - help = 'blank out (optional) input canvas content') + type = 'float', metavar = 'int', + help = 'background microstructure index, defaults to max microstructure index + 1') -parser.set_defaults(grid = ['0','0','0'], - offset = (0,0,0), - ) +parser.set_defaults(offset = (0,0,0)) (options, filenames) = parser.parse_args() -options.grid = ['1','1','1'] if options.blank and options.grid == ['0','0','0'] else options.grid -options.fill = 1 if options.blank and options.fill is None else options.fill - -# --- loop over input files ------------------------------------------------------------------------- if filenames == []: filenames = [None] for name in filenames: damask.util.report(scriptName,name) - if name is None and options.blank: - grid = np.array(list(map(int,options.grid))) - geom = damask.Geom(size=grid,microstructure=options.fill*np.ones(grid)) + if name is None: + virt_file = StringIO(''.join(sys.stdin.read())) + geom = damask.Geom.from_file(virt_file) else: - geom = damask.Geom.from_file(StringIO(''.join(sys.stdin.read())) if name is None else name) - + geom = damask.Geom.from_file(name) grid = geom.get_grid() - size = geom.get_size() - origin = geom.get_origin() - microstructure = geom.get_microstructure() - fill = np.nanmax(microstructure)+1 if options.fill is None else options.fill - dtype = float if np.isnan(fill) or int(fill) != fill or microstructure.dtype==np.float else int - - damask.util.croak(geom) -# --- do work ------------------------------------------------------------------------------------ - - new_grid = np.array([int(o*float(n.lower().replace('x',''))) if n.lower().endswith('x') \ - else int(n) for o,n in zip(grid,options.grid)],dtype=int) - new_grid = np.where(new_grid > 0, new_grid,grid) + if options.grid is not None: + for i,g in enumerate(options.grid): + grid[i] = int(round(grid[i]*float(g.lower().replace('x','')))) if g.lower().endswith('x') \ + else int(options.grid[i]) - microstructure_cropped = np.zeros(new_grid,dtype=dtype) - microstructure_cropped.fill(fill) + new = np.full(grid,options.fill if options.fill is not None else np.nanmax(geom.microstructure)+1, + geom.microstructure.dtype) - if not options.blank: - xindex = np.arange(max(options.offset[0],0),min(options.offset[0]+new_grid[0],grid[0])) - yindex = np.arange(max(options.offset[1],0),min(options.offset[1]+new_grid[1],grid[1])) - zindex = np.arange(max(options.offset[2],0),min(options.offset[2]+new_grid[2],grid[2])) - translate_x = [i - options.offset[0] for i in xindex] - translate_y = [i - options.offset[1] for i in yindex] - translate_z = [i - options.offset[2] for i in zindex] - if 0 in map(len,[xindex,yindex,zindex,translate_x,translate_y,translate_z]): - damask.util.croak('invaldid combination of grid and offset.') - continue - microstructure_cropped[min(translate_x):max(translate_x)+1, - min(translate_y):max(translate_y)+1, - min(translate_z):max(translate_z)+1] \ - = microstructure[min(xindex):max(xindex)+1, - min(yindex):max(yindex)+1, - min(zindex):max(zindex)+1] + for x in range(geom.microstructure.shape[0]): + X = x + options.offset[0] + if not 0 <= X < new.shape[0]: continue + for y in range(geom.microstructure.shape[1]): + Y = y + options.offset[1] + if not 0 <= Y < new.shape[1]: continue + for z in range(geom.microstructure.shape[2]): + Z = z + options.offset[2] + if not 0 <= Z < new.shape[2]: continue + new[X,Y,Z] = geom.microstructure[x,y,z] - new_size = size/grid*new_grid if np.all(grid > 0) else new_grid - new_origin = origin + (size/grid if np.all(grid > 0) else new_size/new_grid) * options.offset - - geom.set_microstructure(microstructure_cropped) - geom.set_size(new_size) - geom.set_origin(new_origin) + damask.util.croak(geom.update(new,rescale=True)) geom.add_comments(scriptID + ' ' + ' '.join(sys.argv[1:])) if name is None: