restructured (or structured at all) reading of header, first try of reading in deformation gradient
This commit is contained in:
Martin Diehl
parent
ac676623ca
commit
8d6ddcf28b
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@ -1,100 +1,112 @@
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import array
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import struct
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#import numpy
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print('post processing for mpie_spectral')
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filename ='results.out'
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results = open(filename, 'rb')
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print('filename:', filename)
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position=0
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#find load case name
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searchstring = b'Loadcase '
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begin = results.read(2048).find(searchstring) + 9 # function will return -1 if string isnt found
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results.seek(begin -13) #position of header
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header = results.read(4) #store header
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results.seek(begin,0)
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length = results.read(2048).find(header)
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results.seek(begin,0)
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loadcase = results.read(length)
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print('loadcase:', loadcase)
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#find workingdir name
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#this funtion finds a string value in the given file for a given keyword
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def searchNameForKeyword(searchstring, file, maxpos):
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results.seek(0,0)
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searchstring = b'Workingdir '
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begin = file.read(2048).find(searchstring) + len(searchstring) # function will return -1 if string isnt found
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file.seek(begin -len(searchstring) -4) #position of header
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header = file.read(4) #store header
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file.seek(begin,0)
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length = file.read(2048).find(header)
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file.seek(begin,0)
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name = file.read(length)
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return name, max(maxpos,results.tell())
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begin = results.read(2048).find(searchstring) + 11
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results.seek(begin -15) #position of header
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header = results.read(4) #store header
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results.seek(begin,0)
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length = results.read(2048).find(header)
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results.seek(begin,0)
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workingdir = results.read(length)
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print('workingdir:', workingdir)
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#find job name
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#this funtion finds an integer value in the given file for a given keyword
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def searchValueForKeyword(searchstring, file, maxpos):
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results.seek(0,0)
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searchstring = b'JobName '
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begin = file.read(2048).find(searchstring) + len(searchstring) # function will return -1 if string isnt found
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file.seek(begin,0)
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value = array.array('i',[0])
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value = struct.unpack('i',results.read(4))[0]
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return value, max(maxpos,results.tell())
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begin = results.read(2048).find(searchstring) + 8
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results.seek(begin -12) #position of header
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header = results.read(4) #store header
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results.seek(begin,0)
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length = results.read(2048).find(header)
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results.seek(begin,0)
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jobname = results.read(length)
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print('jobname:', jobname)
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#find size of materialpoint results
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#finds the value for the three integers followed the given keyword
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def searchArrayForKeyword(searchstring, file, maxpos):
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values = array.array('i',[0,0,0])
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results.seek(0,0)
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searchstring = b'materialpoint_sizeResults'
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begin = results.read(2048).find(searchstring) + 24
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results.seek(begin,0)
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materialpoint_sizeResults = array.array('i',[0])
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materialpoint_sizeResults[0] = struct.unpack('i',results.read(4))[0]
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print('materialpoint_sizeResults:', materialpoint_sizeResults)
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#read in resolution (FPs) of geometry
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resolution = array.array('i',[0,0,0])
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results.seek(0,0)
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searchstring = b'resolution'
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begin = results.read(2048).find(searchstring) + 10 #end position of string "resolution"
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results.seek(begin,0)
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begin = results.read(2048).find(searchstring) + len(searchstring) #end position of string "resolution"
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pos = results.read(60).find(b'a')
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results.seek(begin+pos+1,0)
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resolution[0]=struct.unpack('i',results.read(4))[0]
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results.seek(begin+pos+2,0) #why two, not 1??
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values[0]=struct.unpack('i',results.read(4))[0]
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maxpos=max(maxpos,results.tell())
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results.seek(begin,0)
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pos = results.read(60).find(b'b')
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results.seek(begin+pos+1,0)
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resolution[1]=struct.unpack('i',results.read(4))[0]
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values[1]=struct.unpack('i',results.read(4))[0]
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maxpos=max(maxpos,results.tell())
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results.seek(begin,0)
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pos = results.read(60).find(b'c')
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results.seek(begin+pos+1,0)
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resolution[2]=struct.unpack('i',results.read(4))[0]
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values[2]=struct.unpack('i',results.read(4))[0]
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maxpos=max(maxpos,results.tell())
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return values, maxpos
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print('resolution:',resolution)
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#read in dimension of geometry
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geomdimension = array.array('d',[0,0,0])
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#finds the value for the three doubles followed the given keyword
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def searchFarrayForKeyword(searchstring, file, maxpos):
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values = array.array('d',[0,0,0])
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results.seek(0,0)
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searchstring = b'geomdimension'
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begin = results.read(2048).find(searchstring) + 13
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results.seek(begin,0)
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begin = results.read(2048).find(searchstring) + len(searchstring) #end position of string "resolution"
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pos = results.read(60).find(b'x')
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results.seek(begin+pos+1,0)
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geomdimension[0]=struct.unpack('d',results.read(8))[0]
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results.seek(begin+pos+2,0) #why two, not 1??
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values[0]=struct.unpack('d',results.read(8))[0]
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maxpos=max(maxpos,results.tell())
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results.seek(begin,0)
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pos = results.read(60).find(b'y')
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results.seek(begin+pos+1,0)
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geomdimension[1]=struct.unpack('d',results.read(8))[0]
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values[1]=struct.unpack('d',results.read(8))[0]
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maxpos=max(maxpos,results.tell())
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results.seek(begin,0)
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pos = results.read(60).find(b'z')
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results.seek(begin+pos+1,0)
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geomdimension[2]=struct.unpack('d',results.read(8))[0]
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values[2]=struct.unpack('d',results.read(8))[0]
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maxpos=max(maxpos,results.tell())
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return values, maxpos
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loadcase, position = searchNameForKeyword(b'Loadcase ', results, position)
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workingdir, position = searchNameForKeyword(b'Workingdir ', results, position)
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jobname, position = searchNameForKeyword(b'JobName ', results, position)
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totalincs, position = searchValueForKeyword(b'totalincs ', results, position)
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materialpoint_sizeResults, position = searchValueForKeyword(b'materialpoint_sizeResults ', results, position)
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resolution, position = searchArrayForKeyword(b'resolution ', results, position)
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geomdimension, position = searchFarrayForKeyword(b'geomdimension ', results, position)
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position=position+4 +13*8
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results.seek(position,0)
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tnsr = array.array('d',[0,0,0,0,0,0,0,0,0])
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tnsr[0]=struct.unpack('d',results.read(8))[0]
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tnsr[1]=struct.unpack('d',results.read(8))[0]
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tnsr[2]=struct.unpack('d',results.read(8))[0]
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tnsr[3]=struct.unpack('d',results.read(8))[0]
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tnsr[4]=struct.unpack('d',results.read(8))[0]
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print(tnsr)
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# ended reading of header. now starting to read information concerning output
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#filename = jobname[0:len(jobname)-5]+b'.outputCrystallite'
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#outputCrystallite = open(filename, 'r')
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def InCharCount(location, character):
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subj = file(location, "r")
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body = subj.read()
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subj.close()
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return body.count(character)
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def InCharCount(location, character):
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subj = file(location, "r")
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nbr_of_char = 0
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for line in subj:
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nbr_of_char = nbr_of_char + line.count(character)
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return nbr_of_char
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print('geomdimension:',geomdimension)
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