DAMASK_EICMD/processing/pre/geom_pack.py

164 lines
6.5 KiB
Python
Executable File

#!/usr/bin/env python
# -*- coding: UTF-8 no BOM -*-
import os,sys,string,math
import numpy as np
from optparse import OptionParser
import damask
scriptID = string.replace('$Id$','\n','\\n')
scriptName = os.path.splitext(scriptID.split()[1])[0]
#--------------------------------------------------------------------------------------------------
# MAIN
#--------------------------------------------------------------------------------------------------
identifiers = {
'grid': ['a','b','c'],
'size': ['x','y','z'],
'origin': ['x','y','z'],
}
mappings = {
'grid': lambda x: int(x),
'size': lambda x: float(x),
'origin': lambda x: float(x),
'homogenization': lambda x: int(x),
'microstructures': lambda x: int(x),
}
parser = OptionParser(option_class=damask.extendableOption, usage='%prog options [file[s]]', description = """
compress geometry files with ranges "a to b" and/or multiples "n of x".
""", version = scriptID)
(options, filenames) = parser.parse_args()
# ------------------------------------------ setup file handles -----------------------------------
files = []
if filenames == []:
files.append({'name':'STDIN',
'input':sys.stdin,
'output':sys.stdout,
'croak':sys.stderr})
else:
for name in filenames:
if os.path.exists(name):
files.append({'name':name,
'croak':sys.stdout})
# ------------------------------------------ loop over input files --------------------------------
for file in files:
file['croak'].write('\033[1m' + scriptName + '\033[0m: ' + (file['name'] if file['name'] != 'STDIN' else '') + '\n')
if file['name'] != 'STDIN':
file['input'] = open(file['name'])
file['output'] = open(file['name']+'_tmp','w')
table = damask.ASCIItable(file['input'],file['output'],labels = False,buffered = False) # make unbuffered ASCII_table
table.head_read() # read ASCII header info
#--- interpret header -----------------------------------------------------------------------------
info = {
'grid': np.zeros(3,'i'),
'size': np.zeros(3,'d'),
'origin': np.zeros(3,'d'),
'homogenization': 0,
'microstructures': 0,
}
extra_header = []
for header in table.info:
headitems = map(str.lower,header.split())
if len(headitems) == 0: continue
if headitems[0] in mappings.keys():
if headitems[0] in identifiers.keys():
for i in xrange(len(identifiers[headitems[0]])):
info[headitems[0]][i] = \
mappings[headitems[0]](headitems[headitems.index(identifiers[headitems[0]][i])+1])
else:
info[headitems[0]] = mappings[headitems[0]](headitems[1])
else:
extra_header.append(header)
file['croak'].write('grid a b c: %s\n'%(' x '.join(map(str,info['grid']))) + \
'size x y z: %s\n'%(' x '.join(map(str,info['size']))) + \
'origin x y z: %s\n'%(' : '.join(map(str,info['origin']))) + \
'homogenization: %i\n'%info['homogenization'] + \
'microstructures: %i\n'%info['microstructures'])
if np.any(info['grid'] < 1):
file['croak'].write('invalid grid a b c.\n')
continue
if np.any(info['size'] <= 0.0):
file['croak'].write('invalid size x y z.\n')
continue
#--- write header ---------------------------------------------------------------------------------
table.labels_clear()
table.info_clear()
table.info_append(extra_header+[
scriptID + ' ' + ' '.join(sys.argv[1:]),
"grid\ta %i\tb %i\tc %i"%(info['grid'][0],info['grid'][1],info['grid'][2],),
"size\tx %e\ty %e\tz %e"%(info['size'][0],info['size'][1],info['size'][2],),
"origin\tx %e\ty %e\tz %e"%(info['origin'][0],info['origin'][1],info['origin'][2],),
"homogenization\t%i"%info['homogenization'],
"microstructures\t%i"%(info['microstructures']),
])
table.head_write()
# --- write packed microstructure information -----------------------------------------------------
type = ''
former = -1
start = -1
reps = 0
outputAlive = True
while outputAlive and table.data_read(): # read next data line of ASCII table
items = table.data
if len(items) > 2:
if items[1].lower() == 'of': items = [int(items[2])]*int(items[0])
elif items[1].lower() == 'to': items = xrange(int(items[0]),1+int(items[2]))
else: items = map(int,items)
else: items = map(int,items)
for current in items:
if current == former+1 and start+reps == former+1:
type = 'to'
reps += 1
elif current == former and start == former:
type = 'of'
reps += 1
else:
if type == '':
table.data = []
elif type == '.':
table.data = [str(former)]
elif type == 'to':
table.data = ['%i to %i'%(former-reps+1,former)]
elif type == 'of':
table.data = ['%i of %i'%(reps,former)]
outputAlive = table.data_write(delimiter = ' ') # output processed line
type = '.'
start = current
reps = 1
former = current
table.data = {
'.' : [str(former)],
'to': ['%i to %i'%(former-reps+1,former)],
'of': ['%i of %i'%(reps,former)],
}[type]
outputAlive = table.data_write(delimiter = ' ') # output processed line
# ------------------------------------------ output result ---------------------------------------
outputAlive and table.output_flush() # just in case of buffered ASCII table
#--- output finalization --------------------------------------------------------------------------
if file['name'] != 'STDIN':
table.input_close() # close input ASCII table
table.output_close() # close input ASCII table
os.rename(file['name']+'_tmp',file['name']) # overwrite old one with tmp new