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#!/usr/bin/env python
## Program: VMTK
## Module: $RCSfile: vmtkcenterlinelabeler.py,v $
## Language: Python
## Date: $Date: 2006/05/26 12:34:45 $
## Version: $Revision: 1.2 $
## Copyright (c) Luca Antiga, David Steinman. All rights reserved.
## See LICENCE file for details.
## This software is distributed WITHOUT ANY WARRANTY; without even
## the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
## PURPOSE. See the above copyright notices for more information.
import vtk
import sys
import vtkvmtk
import vmtkrenderer
import pypes
import vmtkcenterlineviewer
vmtkcenterlinelabeler = 'vmtkCenterlineLabeler'
class vmtkCenterlineLabeler(pypes.pypeScript):
def __init__(self):
pypes.pypeScript.__init__(self)
self.Centerlines = None
self.GroupIdsArrayName = ''
self.LabelIdsArrayName = 'LabelIds'
self.Labeling = []
self.vmtkRenderer = None
self.OwnRenderer = 0
self.SetScriptName('vmtkcenterlinelabeler')
self.SetScriptDoc('')
self.SetInputMembers([
['Centerlines','i','vtkPolyData',1,'','the input surface','vmtksurfacereader'],
['GroupIdsArrayName','groupidsarray','str',1,''],
['LabelIdsArrayName','labelidsarray','str',1,''],
['Labeling','labeling','int',-1,''],
['vmtkRenderer','renderer','vmtkRenderer',1,'','external renderer']])
self.SetOutputMembers([
['Centerlines','o','vtkPolyData',1,'','the output centerlines','vmtksurfacewriter'],
['LabelIdsArrayName','labelidsarray','str',1,'']])
def LabelValidator(self,text):
import string
if not text:
return 0
if not text.split():
return 0
for char in text:
if char not in string.digits + " ":
return 0
return 1
def Execute(self):
if not self.Centerlines:
self.PrintError('Error: No input centerlines.')
if not self.GroupIdsArrayName:
self.PrintError('Error: GroupIdsArrayName not specified.')
if not self.vmtkRenderer:
self.vmtkRenderer = vmtkrenderer.vmtkRenderer()
self.vmtkRenderer.Initialize()
self.OwnRenderer = 1
self.vmtkRenderer.RegisterScript(self)
groupIdsArray = self.Centerlines.GetCellData().GetArray(self.GroupIdsArrayName)
groupIds = []
for i in range(groupIdsArray.GetNumberOfTuples()):
groupIds.append(int(groupIdsArray.GetComponent(i,0)))
groupIds.sort()
uniqueGroupIds = []
for groupId in groupIds:
if groupId not in uniqueGroupIds:
uniqueGroupIds.append(groupId)
labelMap = {}
if not self.Labeling:
viewer = vmtkcenterlineviewer.vmtkCenterlineViewer()
viewer.Centerlines = self.Centerlines
viewer.CellDataArrayName = self.GroupIdsArrayName
viewer.vmtkRenderer = self.vmtkRenderer
viewer.InputStream = self.InputStream
viewer.OutputStream = self.OutputStream
#viewer.InputText = self.InputText
#viewer.OutputText = self.OutputText
#viewer.PrintError = self.PrintError
#viewer.PringLog = self.PrintLog
viewer.Execute()
ok = False
while not ok:
labelString = self.InputText("Please input labels for the following groupIds:\n%s\n" % " ".join([str(groupId) for groupId in uniqueGroupIds]),self.LabelValidator)
labels = [int(label) for label in labelString.split()]
if len(labels) == len(uniqueGroupIds):
ok = True
for groupId in uniqueGroupIds:
labelMap[groupId] = labels[uniqueGroupIds.index(groupId)]
else:
if len(self.Labeling) != 2 * len(uniqueGroupIds):
self.PrintError('Error: incorrect labeling specified')
for i in range(len(self.Labeling)/2):
groupId = self.Labeling[2*i]
labelId = self.Labeling[2*i+1]
if not groupId in uniqueGroupIds:
self.PrintError('Error: groupId %d does not exist' % groupId)
labelMap[groupId] = labelId
labelIdsArray = vtk.vtkIntArray()
labelIdsArray.SetName(self.LabelIdsArrayName)
labelIdsArray.SetNumberOfComponents(1)
labelIdsArray.SetNumberOfTuples(self.Centerlines.GetNumberOfCells())
groupIdsArray = self.Centerlines.GetCellData().GetArray(self.GroupIdsArrayName)
for i in range(groupIdsArray.GetNumberOfTuples()):
groupId = int(groupIdsArray.GetComponent(i,0))
labelIdsArray.SetComponent(i,0,labelMap[groupId])
self.Centerlines.GetCellData().AddArray(labelIdsArray)
if self.OwnRenderer:
self.vmtkRenderer.Deallocate()
if __name__=='__main__':
main = pypes.pypeMain()
main.Arguments = sys.argv
main.Execute()
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