122 lines
3.2 KiB
Python
Executable File
122 lines
3.2 KiB
Python
Executable File
#!/usr/bin/env python
|
|
|
|
import os,sys,math,re
|
|
from optparse import OptionParser
|
|
|
|
def integerFactorization(i):
|
|
|
|
j = int(math.floor(math.sqrt(float(i))))
|
|
while (j>1 and int(i)%j != 0):
|
|
j -= 1
|
|
return j
|
|
|
|
def positiveRadians(angle):
|
|
|
|
angle = math.radians(float(angle))
|
|
while angle < 0.0:
|
|
angle += 2.0*math.pi
|
|
|
|
return angle
|
|
|
|
|
|
def getHeader(sizeX,sizeY,step):
|
|
|
|
return [ \
|
|
'# TEM_PIXperUM 1.000000', \
|
|
'# x-star 0.509548', \
|
|
'# y-star 0.795272', \
|
|
'# z-star 0.611799', \
|
|
'# WorkingDistance 18.000000', \
|
|
'#', \
|
|
'# Phase 1', \
|
|
'# MaterialName Al', \
|
|
'# Formula Fe', \
|
|
'# Info', \
|
|
'# Symmetry 43', \
|
|
'# LatticeConstants 2.870 2.870 2.870 90.000 90.000 90.000', \
|
|
'# NumberFamilies 4', \
|
|
'# hklFamilies 1 1 0 1 0.000000 1', \
|
|
'# hklFamilies 2 0 0 1 0.000000 1', \
|
|
'# hklFamilies 2 1 1 1 0.000000 1', \
|
|
'# hklFamilies 3 1 0 1 0.000000 1', \
|
|
'# Categories 0 0 0 0 0 ', \
|
|
'#', \
|
|
'# GRID: SquareGrid', \
|
|
'# XSTEP: ' + str(step), \
|
|
'# YSTEP: ' + str(step), \
|
|
'# NCOLS_ODD: ' + str(sizeX), \
|
|
'# NCOLS_EVEN: ' + str(sizeX), \
|
|
'# NROWS: ' + str(sizeY), \
|
|
'#', \
|
|
'# OPERATOR: ODFsammpling', \
|
|
'#', \
|
|
'# SAMPLEID: ', \
|
|
'#', \
|
|
'# SCANID: ', \
|
|
'#', \
|
|
]
|
|
|
|
|
|
parser = OptionParser(usage='%prog [options] datafile(s)')
|
|
parser.add_option("-c", "--column", type="int",\
|
|
dest="column",\
|
|
help="starting column of Euler triplet")
|
|
parser.add_option("-s", "--skip", type="int",\
|
|
dest="skip",\
|
|
help="skip this many lines of heading info [%default]")
|
|
|
|
parser.set_defaults (column = 1)
|
|
parser.set_defaults (skip = 0)
|
|
|
|
(options, files) = parser.parse_args()
|
|
options.column -= 1
|
|
|
|
if files == []:
|
|
parser.error('no input file specified...')
|
|
sys.exit(1)
|
|
if options.column < 0:
|
|
parser.error('column needs to be 1,2,...')
|
|
sys.exit(1)
|
|
|
|
while len(files) > 0:
|
|
textureFilename = files.pop()
|
|
baseName = os.path.splitext(textureFilename)[0]
|
|
|
|
# open texture file and read content
|
|
textureFile = open(textureFilename)
|
|
content = textureFile.readlines()
|
|
textureFile.close()
|
|
|
|
m = re.match('(\d+)\s+head',content[0],re.I)
|
|
if m != None and options.skip == 0:
|
|
options.skip = int(m.group(1))+1
|
|
|
|
# extract orientation angles
|
|
angles = [map(positiveRadians,line.split()[options.column:options.column+3]) for line in content[options.skip:]]
|
|
|
|
nPoints = len(angles)
|
|
sizeY = integerFactorization(nPoints)
|
|
sizeX = nPoints / sizeY
|
|
print '%s: %i * %i = %i (== %i)'%(baseName,sizeX,sizeY,sizeX*sizeY,nPoints)
|
|
# write ang file
|
|
|
|
try:
|
|
|
|
# write header
|
|
angFile = open(baseName + '.ang','w')
|
|
for line in getHeader(sizeX,sizeY,1.0):
|
|
angFile.write(line + '\n')
|
|
|
|
# write data
|
|
counter = 0
|
|
for point in angles:
|
|
angFile.write(''.join(['%10.5f'%angle for angle in point])+
|
|
''.join(['%10.5f'%coord for coord in [counter%sizeX,counter//sizeX]])+
|
|
' 100.0 1.0 0 1 1.0\n')
|
|
counter += 1
|
|
|
|
angFile.close()
|
|
|
|
except:
|
|
print 'unable to write',baseName
|