DAMASK_EICMD/processing/misc/DREAM3D_toTable.py

85 lines
3.1 KiB
Python
Executable File

#!/usr/bin/env python2.7
# -*- coding: UTF-8 no BOM -*-
import os,h5py
import numpy as np
from optparse import OptionParser
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 [dream3dfile[s]]', description = """
Convert DREAM3D file to ASCIItable. Works for 3D datasets, but, hey, its not called DREAM2D ;)
""", version = scriptID)
parser.add_option('-d','--data',
dest = 'data',
action = 'extend', metavar = '<string LIST>',
help = 'data to extract from DREAM3D file')
parser.add_option('-c','--container',
dest = 'container', metavar = 'string',
help = 'root container(group) in which data is stored [%default]')
parser.set_defaults(container="ImageDataContainer",
)
(options, filenames) = parser.parse_args()
if options.data is None:
parser.error('No data selected')
rootDir ='DataContainers/'+options.container
# --- loop over input files -------------------------------------------------------------------------
if filenames == []: parser.error('no input file specified.')
for name in filenames:
try:
table = damask.ASCIItable(outname = os.path.splitext(name)[0]+'.txt',
buffered = False
)
except: continue
damask.util.report(scriptName,name)
inFile = h5py.File(name, 'r')
try:
grid = inFile[rootDir+'/_SIMPL_GEOMETRY/DIMENSIONS'][...]
except:
damask.util.croak('Group {} not found'.format(options.container))
table.close(dismiss = True)
continue
# --- read comments --------------------------------------------------------------------------------
coords = (np.mgrid[0:grid[2], 0:grid[1], 0: grid[0]]).reshape(3, -1).T
table.data = (np.fliplr(coords)*inFile[rootDir+'/_SIMPL_GEOMETRY/SPACING'][...] \
+ inFile[rootDir+'/_SIMPL_GEOMETRY/ORIGIN'][...] \
+ inFile[rootDir+'/_SIMPL_GEOMETRY/SPACING'][...]*0.5)
labels = ['1_pos','2_pos','3_pos']
for data in options.data:
try:
l = np.prod(inFile[rootDir+'/CellData/'+data].shape[3:])
labels+=['{}_{}'.format(i+1,data.replace(' ','')) for i in range(l)] if l >1 else [data.replace(' ','')]
except KeyError:
damask.util.croak('Data {} not found'.format(data))
pass
table.data = np.hstack((table.data,
inFile[rootDir+'/CellData/'+data][...].reshape(grid.prod(),l)))
# ------------------------------------------ assemble header ---------------------------------------
table.labels_clear()
table.labels_append(labels,reset = True)
table.head_write()
# ------------------------------------------ finalize output ---------------------------------------
table.data_writeArray()
table.close()