223031012
/
DAMASK_EICMD
mirror of https://github.com/achalhp/DAMASK_EICMD.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

updated to contain latest python improvements

This commit is contained in:
Martin Diehl 2014-09-10 16:14:37 +00:00
parent e61e6c4ca7
commit 5f986f3d54
1 changed files with 24 additions and 48 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

72
processing/pre/seeds_fromRandom.py
View File

@ -1,47 +1,23 @@
#!/usr/bin/env python #!/usr/bin/env python
# -*- coding: UTF-8 no BOM -*- # -*- coding: UTF-8 no BOM -*-
import os,sys,string,re,math,numpy,random import os,sys,string,re,math,random
from optparse import OptionParser, OptionGroup, Option, SUPPRESS_HELP import numpy as np
from optparse import OptionParser
import damask
scriptID = '$Id$' scriptID = string.replace('$Id$','\n','\\n')
scriptName = scriptID.split()[1] scriptName = scriptID.split()[1][:-3]
#------------------------------------------------------------------------------------------------ # --------------------------------------------------------------------
class extendedOption(Option):
#------------------------------------------------------------------------------------------------
# used for definition of new option parser action 'extend', which enables to take multiple option arguments
# taken from online tutorial http://docs.python.org/library/optparse.html
ACTIONS = Option.ACTIONS + ("extend",)
STORE_ACTIONS = Option.STORE_ACTIONS + ("extend",)
TYPED_ACTIONS = Option.TYPED_ACTIONS + ("extend",)
ALWAYS_TYPED_ACTIONS = Option.ALWAYS_TYPED_ACTIONS + ("extend",)
def take_action(self, action, dest, opt, value, values, parser):
if action == "extend":
lvalue = value.split(",")
values.ensure_value(dest, []).extend(lvalue)
else:
Option.take_action(self, action, dest, opt, value, values, parser)
#--------------------------------------------------------------------------------------------------
# MAIN # MAIN
#-------------------------------------------------------------------------------------------------- # --------------------------------------------------------------------
identifiers = {
'grid': ['a','b','c'],
}
mappings = {
'grid': lambda x: int(x),
}
parser = OptionParser(option_class=damask.extendableOption, usage='%prog [options]', description = """
parser = OptionParser(option_class=extendedOption, usage='%prog [options]', description = """
Distribute given number of points randomly within the three-dimensional cube [0.0,0.0,0.0]--[1.0,1.0,1.0]. Distribute given number of points randomly within the three-dimensional cube [0.0,0.0,0.0]--[1.0,1.0,1.0].
Reports positions with random crystal orientations in seeds file format to STDOUT. Reports positions with random crystal orientations in seeds file format to STDOUT.
""" + string.replace(scriptID,'\n','\\n')
) """, version = scriptID)
parser.add_option('-N', dest='N', type='int', metavar='int', \ parser.add_option('-N', dest='N', type='int', metavar='int', \
help='number of seed points to distribute [%default]') help='number of seed points to distribute [%default]')
@ -51,7 +27,7 @@ parser.add_option('-r', '--rnd', dest='randomSeed', type='int', metavar='int', \
help='seed of random number generator [%default]') help='seed of random number generator [%default]')
parser.set_defaults(randomSeed = None) parser.set_defaults(randomSeed = None)
parser.set_defaults(grid = [16,16,16]) parser.set_defaults(grid = (16,16,16))
parser.set_defaults(N = 20) parser.set_defaults(N = 20)
(options, extras) = parser.parse_args() (options, extras) = parser.parse_args()
@ -66,21 +42,21 @@ if options.N > Npoints:
if options.randomSeed == None: if options.randomSeed == None:
options.randomSeed = int(os.urandom(4).encode('hex'), 16) options.randomSeed = int(os.urandom(4).encode('hex'), 16)
seeds = numpy.zeros((3,options.N),float) seeds = np.zeros((3,options.N),float)
numpy.random.seed(options.randomSeed) np.random.seed(options.randomSeed)
grainEuler = numpy.random.rand(3,options.N) grainEuler = np.random.rand(3,options.N)
grainEuler[0,:] *= 360.0 grainEuler[0,:] *= 360.0
grainEuler[1,:] = numpy.arccos(2*grainEuler[1,:]-1)*180.0/math.pi grainEuler[1,:] = np.arccos(2*grainEuler[1,:]-1)*180.0/math.pi
grainEuler[2,:] *= 360.0 grainEuler[2,:] *= 360.0
seedpoint = numpy.random.permutation(Npoints)[:options.N] seedpoint = np.random.permutation(Npoints)[:options.N]
seeds[0,:]=(numpy.mod(seedpoint ,options.grid[0])\ seeds[0,:]=(np.mod(seedpoint ,options.grid[0])\
+numpy.random.random())/options.grid[0] +np.random.random())/options.grid[0]
seeds[1,:]=(numpy.mod(seedpoint// options.grid[0],options.grid[1])\ seeds[1,:]=(np.mod(seedpoint// options.grid[0] ,options.grid[1])\
+numpy.random.random())/options.grid[1] +np.random.random())/options.grid[1]
seeds[2,:]=(numpy.mod(seedpoint//(options.grid[1]*options.grid[0]),options.grid[2])\ seeds[2,:]=(np.mod(seedpoint//(options.grid[1]*options.grid[0]),options.grid[2])\
+numpy.random.random())/options.grid[2] +np.random.random())/options.grid[2]
sys.stdout.write("5\theader\n") sys.stdout.write("5\theader\n")
sys.stdout.write(scriptID + " " + " ".join(sys.argv[1:])+"\n") sys.stdout.write(scriptID + " " + " ".join(sys.argv[1:])+"\n")
@ -89,4 +65,4 @@ sys.stdout.write("microstructures\t{}\n".format(options.N))
sys.stdout.write("randomSeed\t{}\n".format(options.randomSeed)) sys.stdout.write("randomSeed\t{}\n".format(options.randomSeed))
sys.stdout.write("x\ty\tz\tphi1\tPhi\tphi2\n") sys.stdout.write("x\ty\tz\tphi1\tPhi\tphi2\n")
numpy.savetxt(sys.stdout,numpy.transpose(numpy.concatenate((seeds,grainEuler),axis = 0)),fmt='%10.6f',delimiter='\t') np.savetxt(sys.stdout,np.transpose(np.concatenate((seeds,grainEuler),axis = 0)),fmt='%10.6f',delimiter='\t')