DAMASK_EICMD/processing/pre/geom_renumber.py

97 lines
3.6 KiB
Python
Executable File

#!/usr/bin/env python3
# -*- coding: UTF-8 no BOM -*-
import os,sys,math
import numpy as np
import damask
from optparse import OptionParser
scriptName = os.path.splitext(os.path.basename(__file__))[0]
scriptID = ' '.join([scriptName,damask.version])
#--------------------------------------------------------------------------------------------------
# MAIN
#--------------------------------------------------------------------------------------------------
parser = OptionParser(option_class=damask.extendableOption, usage='%prog [file[s]]', description = """
renumber sorted microstructure indices to 1,...,N.
""", version=scriptID)
(options, filenames) = parser.parse_args()
# --- loop over input files ----------------------------------------------------------------------
if filenames == []: filenames = [None]
for name in filenames:
try: table = damask.ASCIItable(name = name,
buffered = False,
labeled = False)
except: continue
damask.util.report(scriptName,name)
# --- interpret header ---------------------------------------------------------------------------
table.head_read()
info,extra_header = table.head_getGeom()
damask.util.report_geom(info)
errors = []
if np.any(info['grid'] < 1): errors.append('invalid grid a b c.')
if np.any(info['size'] <= 0.0): errors.append('invalid size x y z.')
if errors != []:
damask.util.croak(errors)
table.close(dismiss = True)
continue
# --- read data ----------------------------------------------------------------------------------
microstructure = table.microstructure_read(info['grid']) # read microstructure
# --- do work ------------------------------------------------------------------------------------
newInfo = {
'origin': np.zeros(3,'d'),
'microstructures': 0,
}
grainIDs = np.unique(microstructure)
renumbered = np.copy(microstructure)
for i, oldID in enumerate(grainIDs):
renumbered = np.where(microstructure == oldID, i+1, renumbered)
newInfo['microstructures'] = len(grainIDs)
# --- report -------------------------------------------------------------------------------------
remarks = []
if ( newInfo['microstructures'] != info['microstructures']):
remarks.append('--> microstructures: %i'%newInfo['microstructures'])
if remarks != []: damask.util.croak(remarks)
# --- write header -------------------------------------------------------------------------------
table.labels_clear()
table.info_clear()
table.info_append(extra_header+[
scriptID + ' ' + ' '.join(sys.argv[1:]),
"grid\ta {grid[0]}\tb {grid[1]}\tc {grid[2]}".format(grid=info['grid']),
"size\tx {size[0]}\ty {size[1]}\tz {size[2]}".format(size=info['size']),
"origin\tx {origin[0]}\ty {origin[1]}\tz {origin[2]}".format(origin=info['origin']),
"homogenization\t{homog}".format(homog=info['homogenization']),
"microstructures\t{microstructures}".format(microstructures=newInfo['microstructures']),
])
table.head_write()
# --- write microstructure information -----------------------------------------------------------
format = '%{}i'.format(int(math.floor(math.log10(np.nanmax(renumbered))+1)))
table.data = renumbered.reshape((info['grid'][0],info['grid'][1]*info['grid'][2]),order='F').transpose()
table.data_writeArray(format,delimiter = ' ')
# --- output finalization ------------------------------------------------------------------------
table.close() # close ASCII table