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1 """Gets information about the mesh of a case. Makes no attempt to manipulate 2 the mesh, because this is better left to the OpenFOAM-utilities""" 3 4 from PyFoam.RunDictionary.SolutionDirectory import SolutionDirectory 5 from PyFoam.RunDictionary.ListFile import ListFile 6 from PyFoam.Error import PyFoamException 7 from PyFoam.RunDictionary.ParsedParameterFile import ParsedFileHeader 8 9 from os import path 10 import re 1113 """Reads Information about the mesh on demand""" 146820 """@param case: Path to the case-directory 21 @param time: Time for which the mesh should be looked at 22 @param processor: Name of the processor directory for decomposed cases""" 23 self.sol=SolutionDirectory(case,paraviewLink=False,archive=None,region=region) 24 self.time=time 25 self.processor=processor2628 try: 29 return self.faces 30 except AttributeError: 31 try: 32 faces=ListFile(self.sol.polyMeshDir(time=self.time,processor=self.processor),"faces") 33 self.faces=faces.getSize() 34 except IOError: 35 faces=ListFile(self.sol.polyMeshDir(processor=self.processor),"faces") 36 self.faces=faces.getSize() 37 38 return self.faces3941 try: 42 return self.points 43 except AttributeError: 44 try: 45 points=ListFile(self.sol.polyMeshDir(time=self.time,processor=self.processor),"points") 46 self.points=points.getSize() 47 except IOError: 48 points=ListFile(self.sol.polyMeshDir(processor=self.processor),"points") 49 self.points=points.getSize() 50 51 return self.points5254 try: 55 return self.cells 56 except: 57 try: 58 try: 59 owner=ParsedFileHeader(path.join(self.sol.polyMeshDir(time=self.time,processor=self.processor),"owner")) 60 except IOError: 61 owner=ParsedFileHeader(path.join(self.sol.polyMeshDir(processor=self.processor),"owner")) 62 63 mat=re.compile('.+nCells: *([0-9]+) .+').match(owner["note"]) 64 self.cells=int(mat.group(1)) 65 return self.cells 66 except: 67 raise PyFoamException("Not Implemented")
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