modernized to reflect rectilinearGrid processing. Now supports vector data and in-place adding.
This commit is contained in:
Philip Eisenlohr
parent
0b09ce31db
commit
ea0bc80af9
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@ -1,8 +1,9 @@
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#!/usr/bin/env python
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# -*- coding: UTF-8 no BOM -*-
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import os,sys,vtk
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import os,vtk
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import damask
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from collections import defaultdict
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from optparse import OptionParser
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scriptName = os.path.splitext(os.path.basename(__file__))[0]
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@ -17,125 +18,163 @@ Add scalar and RGB tuples from ASCIItable to existing VTK point cloud (.vtp).
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""", version = scriptID)
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parser.add_option('-v', '--vtk', dest='vtk', \
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parser.add_option( '--vtk',
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dest = 'vtk',
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type = 'string', metavar = 'string',
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help = 'VTK file name')
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parser.add_option( '--inplace',
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dest = 'inplace',
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action = 'store_true',
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help = 'modify VTK file in-place')
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parser.add_option('-r', '--render',
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dest = 'render',
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action = 'store_true',
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help = 'open output in VTK render window')
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parser.add_option('-s', '--scalar', dest='scalar', action='extend', \
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help = 'scalar values')
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parser.add_option('-v', '--vector',
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dest = 'vector',
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action = 'extend', metavar = '<string LIST>',
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help = 'vector value label(s)')
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parser.add_option('-c', '--color', dest='color', action='extend', \
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help = 'RGB color tuples')
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parser.set_defaults(scalar = [])
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parser.set_defaults(color = [])
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parser.set_defaults(scalar = [],
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vector = [],
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color = [],
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inplace = False,
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render = False,
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)
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(options, filenames) = parser.parse_args()
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datainfo = { # list of requested labels per datatype
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'scalar': {'len':1,
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'label':[]},
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'color': {'len':3,
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'label':[]},
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}
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if not os.path.exists(options.vtk):
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parser.error('VTK file does not exist'); sys.exit()
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if not options.vtk: parser.error('No VTK file specified.')
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if not os.path.exists(options.vtk): parser.error('VTK file does not exist.')
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reader = vtk.vtkXMLPolyDataReader()
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reader.SetFileName(options.vtk)
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reader.Update()
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Npoints = reader.GetNumberOfPoints()
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Ncells = reader.GetNumberOfCells()
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Npoints = reader.GetNumberOfPoints()
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Ncells = reader.GetNumberOfCells()
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Nvertices = reader.GetNumberOfVerts()
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Polydata = reader.GetOutput()
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Polydata = reader.GetOutput()
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if Npoints != Ncells or Npoints != Nvertices:
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parser.error('Number of points, cells, and vertices in VTK differ from each other'); sys.exit()
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if options.scalar is not None: datainfo['scalar']['label'] += options.scalar
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if options.color is not None: datainfo['color']['label'] += options.color
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parser.error('Number of points, cells, and vertices in VTK differ from each other.')
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# ------------------------------------------ setup file handles ---------------------------------------
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damask.util.croak('{}: {} points, {} vertices, and {} cells...'.format(options.vtk,Npoints,Nvertices,Ncells))
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files = []
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if filenames == []:
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files.append({'name':'STDIN', 'input':sys.stdin, 'output':sys.stdout, 'croak':sys.stderr})
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else:
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for name in filenames:
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if os.path.exists(name):
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files.append({'name':name, 'input':open(name), 'output':sys.stderr, 'croak':sys.stderr})
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# --- loop over input files -------------------------------------------------------------------------
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#--- loop over input files ------------------------------------------------------------------------
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for file in files:
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if file['name'] != 'STDIN': file['croak'].write('\033[1m'+scriptName+'\033[0m: '+file['name']+'\n')
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else: file['croak'].write('\033[1m'+scriptName+'\033[0m\n')
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if filenames == []: filenames = [None]
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table = damask.ASCIItable(file['input'],file['output'],False) # make unbuffered ASCII_table
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table.head_read() # read ASCII header info
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for name in filenames:
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try: table = damask.ASCIItable(name = name,
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buffered = False,
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readonly = True)
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except: continue
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damask.util.report(scriptName, name)
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# --------------- figure out columns to process
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active = {}
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column = {}
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# --- interpret header ----------------------------------------------------------------------------
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array = {}
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table.head_read()
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for datatype,info in datainfo.items():
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for label in info['label']:
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foundIt = False
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for key in ['1_'+label,label]:
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if key in table.labels:
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foundIt = True
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if datatype not in active: active[datatype] = []
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if datatype not in column: column[datatype] = {}
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if datatype not in array: array[datatype] = {}
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active[datatype].append(label)
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column[datatype][label] = table.labels.index(key) # remember columns of requested data
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if datatype == 'scalar':
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array[datatype][label] = vtk.vtkDoubleArray()
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array[datatype][label].SetNumberOfComponents(1)
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array[datatype][label].SetName(label)
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elif datatype == 'color':
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array[datatype][label] = vtk.vtkUnsignedCharArray()
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array[datatype][label].SetNumberOfComponents(3)
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array[datatype][label].SetName(label)
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if not foundIt:
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file['croak'].write('column %s not found...\n'%label)
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remarks = []
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errors = []
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VTKarray = {}
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active = defaultdict(list)
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for datatype,dimension,label in [['scalar',1,options.scalar],
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['vector',3,options.vector],
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['color',3,options.color],
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]:
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for i,dim in enumerate(table.label_dimension(label)):
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me = label[i]
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if dim == -1: remarks.append('{} "{}" not found...'.format(datatype,me))
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elif dim > dimension: remarks.append('"{}" not of dimension {}...'.format(me,dimension))
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else:
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remarks.append('adding {} "{}"...'.format(datatype,me))
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active[datatype].append(me)
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if datatype in ['scalar','vector']: VTKarray[me] = vtk.vtkDoubleArray()
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elif datatype == 'color': VTKarray[me] = vtk.vtkUnsignedCharArray()
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VTKarray[me].SetNumberOfComponents(dimension)
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VTKarray[me].SetName(label[i])
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if remarks != []: damask.util.croak(remarks)
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if errors != []:
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damask.util.croak(errors)
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table.close(dismiss = True)
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continue
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# ------------------------------------------ process data ---------------------------------------
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while table.data_read(): # read next data line of ASCII table
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while table.data_read(): # read next data line of ASCII table
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for datatype,labels in active.items(): # loop over scalar,color
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for label in labels: # loop over all requested items
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theData = table.data[column[datatype][label]:\
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column[datatype][label]+datainfo[datatype]['len']] # read strings
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if datatype == 'color':
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theData = map(lambda x: int(255.*float(x)),theData)
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array[datatype][label].InsertNextTuple3(theData[0],theData[1],theData[2],)
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elif datatype == 'scalar':
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array[datatype][label].InsertNextValue(float(theData[0]))
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for datatype,labels in active.items(): # loop over scalar,color
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for me in labels: # loop over all requested items
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theData = [table.data[i] for i in table.label_indexrange(me)] # read strings
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if datatype == 'color': VTKarray[me].InsertNextTuple3(*map(lambda x: int(255.*float(x)),theData))
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elif datatype == 'vector': VTKarray[me].InsertNextTuple3(*map(float,theData))
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elif datatype == 'scalar': VTKarray[me].InsertNextValue(float(theData[0]))
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table.input_close() # close input ASCII table
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# ------------------------------------------ add data ---------------------------------------
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for datatype,labels in active.items(): # loop over scalar,color
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damask.util.croak('adding now...')
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for datatype,labels in active.items(): # loop over scalar,color
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damask.util.croak('type {}'.format(datatype))
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if datatype == 'color':
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Polydata.GetPointData().SetScalars(array[datatype][labels[0]])
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Polydata.GetCellData().SetScalars(array[datatype][labels[0]])
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for label in labels: # loop over all requested items
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Polydata.GetPointData().AddArray(array[datatype][label])
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Polydata.GetCellData().AddArray(array[datatype][label])
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Polydata.GetPointData().SetScalars(VTKarray[active['color'][0]])
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Polydata.GetCellData().SetScalars(VTKarray[active['color'][0]])
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for me in labels: # loop over all requested items
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damask.util.croak('label {}'.format(me))
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Polydata.GetPointData().AddArray(VTKarray[me])
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Polydata.GetCellData().AddArray(VTKarray[me])
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damask.util.croak('...done.')
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Polydata.Modified()
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if vtk.VTK_MAJOR_VERSION <= 5:
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Polydata.Update()
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if vtk.VTK_MAJOR_VERSION <= 5: Polydata.Update()
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# ------------------------------------------ output result ---------------------------------------
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writer = vtk.vtkXMLPolyDataWriter()
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writer.SetDataModeToBinary()
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writer.SetCompressorTypeToZLib()
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writer.SetFileName(os.path.splitext(options.vtk)[0]+'_added.vtp')
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if vtk.VTK_MAJOR_VERSION <= 5:
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writer.SetInput(Polydata)
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else:
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writer.SetInputData(Polydata)
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writer.Write()
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writer = vtk.vtkXMLPolyDataWriter()
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writer.SetDataModeToBinary()
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writer.SetCompressorTypeToZLib()
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writer.SetFileName(os.path.splitext(options.vtk)[0]+('.vtp' if options.inplace else '_added.vtp'))
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if vtk.VTK_MAJOR_VERSION <= 5: writer.SetInput(Polydata)
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else: writer.SetInputData(Polydata)
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writer.Write()
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# ------------------------------------------ render result ---------------------------------------
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if options.render:
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mapper = vtk.vtkDataSetMapper()
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mapper.SetInputData(Polydata)
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actor = vtk.vtkActor()
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actor.SetMapper(mapper)
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# Create the graphics structure. The renderer renders into the
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# render window. The render window interactor captures mouse events
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# and will perform appropriate camera or actor manipulation
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# depending on the nature of the events.
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ren = vtk.vtkRenderer()
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renWin = vtk.vtkRenderWindow()
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renWin.AddRenderer(ren)
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ren.AddActor(actor)
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ren.SetBackground(1, 1, 1)
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renWin.SetSize(200, 200)
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iren = vtk.vtkRenderWindowInteractor()
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iren.SetRenderWindow(renWin)
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iren.Initialize()
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renWin.Render()
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iren.Start()
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