142 lines
4.9 KiB
Python
Executable File
142 lines
4.9 KiB
Python
Executable File
#!/usr/bin/env python
|
|
# -*- coding: UTF-8 no BOM -*-
|
|
|
|
import os, sys, math, string, numpy, shutil
|
|
import damask
|
|
from optparse import OptionParser
|
|
|
|
|
|
|
|
# -----------------------------
|
|
# MAIN FUNCTION STARTS HERE
|
|
# -----------------------------
|
|
|
|
# --- input parsing
|
|
|
|
parser = OptionParser(usage='%prog [options] resultfile', description = """
|
|
Create vtk files for the (deformed) geometry that belongs to a .t16 (MSC.Marc) results file.
|
|
""" + string.replace('$Id$','\n','\\n')
|
|
)
|
|
|
|
parser.add_option('-d','--dir', dest='dir', \
|
|
help='name of subdirectory to hold output [%default]')
|
|
parser.add_option('-r','--range', dest='range', type='int', nargs=3, \
|
|
help='range of positions (or increments) to output (start, end, step) [all]')
|
|
parser.add_option('--increments', action='store_true', dest='getIncrements', \
|
|
help='switch to increment range [%default]')
|
|
parser.add_option('-t','--type', dest='type', type='choice', choices=['ipbased','nodebased'], \
|
|
help='processed geometry type [ipbased and nodebased]')
|
|
|
|
parser.set_defaults(dir = 'vtk')
|
|
parser.set_defaults(getIncrements= False)
|
|
|
|
(options, files) = parser.parse_args()
|
|
|
|
# --- basic sanity checks
|
|
|
|
if files == []:
|
|
parser.print_help()
|
|
parser.error('no file specified...')
|
|
|
|
filename = os.path.splitext(files[0])[0]
|
|
if not os.path.exists(filename+'.t16'):
|
|
parser.print_help()
|
|
parser.error('invalid file "%s" specified...'%filename+'.t16')
|
|
|
|
if not options.type :
|
|
options.type = ['nodebased', 'ipbased']
|
|
else:
|
|
options.type = [options.type]
|
|
|
|
|
|
# --- more sanity checks
|
|
|
|
sys.path.append(damask.solver.Marc().libraryPath('../../'))
|
|
try:
|
|
from py_post import *
|
|
except:
|
|
print('error: no valid Mentat release found')
|
|
sys.exit(-1)
|
|
|
|
|
|
# --------------------------- open results file and initialize mesh ----------
|
|
|
|
p = post_open(filename+'.t16')
|
|
p.moveto(0)
|
|
Nnodes = p.nodes()
|
|
Nincrements = p.increments() - 1 # t16 contains one "virtual" increment (at 0)
|
|
if damask.core.mesh.mesh_init_postprocessing(filename+'.mesh') > 0:
|
|
print('error: init not successful')
|
|
sys.exit(-1)
|
|
Ncellnodes = damask.core.mesh.mesh_get_Ncellnodes()
|
|
unitlength = damask.core.mesh.mesh_get_unitlength()
|
|
|
|
|
|
# --------------------------- create output dir --------------------------------
|
|
|
|
dirname = os.path.abspath(os.path.join(os.path.dirname(filename),options.dir))
|
|
if not os.path.isdir(dirname):
|
|
os.mkdir(dirname,0755)
|
|
|
|
|
|
# --------------------------- get positions --------------------------------
|
|
|
|
incAtPosition = {}
|
|
positionOfInc = {}
|
|
|
|
for position in range(Nincrements):
|
|
p.moveto(position+1)
|
|
incAtPosition[position] = p.increment # remember "real" increment at this position
|
|
positionOfInc[p.increment] = position # remember position of "real" increment
|
|
|
|
if not options.range:
|
|
options.getIncrements = False
|
|
locations = range(Nincrements) # process all positions
|
|
else:
|
|
options.range = list(options.range) # convert to list
|
|
if options.getIncrements:
|
|
locations = [positionOfInc[x] for x in range(options.range[0],options.range[1]+1,options.range[2])
|
|
if x in positionOfInc]
|
|
else:
|
|
locations = range( max(0,options.range[0]),
|
|
min(Nincrements,options.range[1]+1),
|
|
options.range[2] )
|
|
|
|
increments = [incAtPosition[x] for x in locations] # build list of increments to process
|
|
|
|
|
|
|
|
# --------------------------- loop over positions --------------------------------
|
|
|
|
for incCount,position in enumerate(locations): # walk through locations
|
|
|
|
p.moveto(position+1) # wind to correct position
|
|
|
|
# --- get displacements
|
|
|
|
node_displacement = [[0,0,0] for i in range(Nnodes)]
|
|
for n in range(Nnodes):
|
|
if p.node_displacements():
|
|
node_displacement[n] = map(lambda x:x*unitlength,list(p.node_displacement(n)))
|
|
c = damask.core.mesh.mesh_build_cellnodes(numpy.array(node_displacement).T,Ncellnodes)
|
|
cellnode_displacement = [[c[i][n] for i in range(3)] for n in range(Ncellnodes)]
|
|
|
|
|
|
# --- append displacements to corresponding files
|
|
|
|
for geomtype in options.type:
|
|
outFilename = eval('"'+eval("'%%s_%%s_inc%%0%ii.vtk'%(math.log10(max(increments+[1]))+1)")+'"%(dirname + os.sep + os.path.split(filename)[1],geomtype,increments[incCount])')
|
|
print outFilename
|
|
shutil.copyfile('%s_%s.vtk'%(filename,geomtype),outFilename)
|
|
|
|
with open(outFilename,'a') as myfile:
|
|
myfile.write("POINT_DATA %i\n"%{'nodebased':Nnodes,'ipbased':Ncellnodes}[geomtype])
|
|
myfile.write("VECTORS displacement double\n")
|
|
coordinates = {'nodebased':node_displacement,'ipbased':cellnode_displacement}[geomtype]
|
|
for n in range({'nodebased':Nnodes,'ipbased':Ncellnodes}[geomtype]):
|
|
myfile.write("%.8e %.8e %.8e\n"%(coordinates[n][0],coordinates[n][1],coordinates[n][2]))
|
|
|
|
|
|
|
|
# --------------------------- DONE --------------------------------
|