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#!/usr/bin/env python
## Program: VMTK
## Module: $RCSfile: vmtkcenterlinegeometry.py,v $
## Language: Python
## Date: $Date: 2006/07/17 09:52:56 $
## Version: $Revision: 1.6 $
## 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 vtkvmtk
import sys
import pypes
vmtkcenterlinegeometry = 'vmtkCenterlineGeometry'
class vmtkCenterlineGeometry(pypes.pypeScript):
def __init__(self):
pypes.pypeScript.__init__(self)
self.Centerlines = None
self.LengthArrayName = 'Length'
self.CurvatureArrayName = 'Curvature'
self.TorsionArrayName = 'Torsion'
self.TortuosityArrayName = 'Tortuosity'
self.FrenetTangentArrayName = 'FrenetTangent'
self.FrenetNormalArrayName = 'FrenetNormal'
self.FrenetBinormalArrayName = 'FrenetBinormal'
self.LineSmoothing = 0
self.OutputSmoothedLines = 0
self.NumberOfSmoothingIterations = 100
self.SmoothingFactor = 0.1
self.SetScriptName('vmtkcenterlinegeometry')
self.SetScriptDoc('compute the local geometry of centerlines in terms of curvature and torsion')
self.SetInputMembers([
['Centerlines','i','vtkPolyData',1,'','the input centerlines','vmtksurfacereader'],
['LengthArrayName','lengtharray','str',1,'','name of the array where length values have to be stored'],
['CurvatureArrayName','curvaturearray','str',1,'','name of the array where curvature values have to be stored'],
['TorsionArrayName','torsionarray','str',1,'','name of the array where torsion values have to be stored'],
['TortuosityArrayName','tortuosityarray','str',1,'','name of the array where tortuosity values have to be stored'],
['FrenetTangentArrayName','frenettangentarray','str',1,'','name of the array where tangent vectors of the Frenet reference system have to be stored'],
['FrenetNormalArrayName','frenetnormalarray','str',1,'','name of the array where normal vectors of the Frenet reference system have to be stored'],
['FrenetBinormalArrayName','frenetbinormalarray','str',1,'','name of the array where binormal vectors of the Frenet reference system have to be stored'],
['LineSmoothing','smoothing','bool',1,''],
['OutputSmoothedLines','outputsmoothed','bool',1,''],
['NumberOfSmoothingIterations','iterations','int',1,'(0,)'],
['SmoothingFactor','factor','float',1,'(0.0,)']
])
self.SetOutputMembers([
['Centerlines','o','vtkPolyData',1,'','the output centerlines','vmtksurfacewriter'],
['LengthArrayName','lengtharray','str',1,'','name of the array where length values are stored'],
['CurvatureArrayName','curvaturearray','str',1,'','name of the array where curvature values are stored'],
['TorsionArrayName','torsionarray','str',1,'','name of the array where torsion values are stored'],
['TortuosityArrayName','tortuosityarray','str',1,'','name of the array where tortuosity values are stored']
])
def Execute(self):
if self.Centerlines == None:
self.PrintError('Error: No input centerlines.')
centerlineGeometry = vtkvmtk.vtkvmtkCenterlineGeometry()
centerlineGeometry.SetInputData(self.Centerlines)
centerlineGeometry.SetLengthArrayName(self.LengthArrayName)
centerlineGeometry.SetCurvatureArrayName(self.CurvatureArrayName)
centerlineGeometry.SetTorsionArrayName(self.TorsionArrayName)
centerlineGeometry.SetTortuosityArrayName(self.TortuosityArrayName)
centerlineGeometry.SetFrenetTangentArrayName(self.FrenetTangentArrayName)
centerlineGeometry.SetFrenetNormalArrayName(self.FrenetNormalArrayName)
centerlineGeometry.SetFrenetBinormalArrayName(self.FrenetBinormalArrayName)
centerlineGeometry.SetLineSmoothing(self.LineSmoothing)
centerlineGeometry.SetOutputSmoothedLines(self.OutputSmoothedLines)
centerlineGeometry.SetNumberOfSmoothingIterations(self.NumberOfSmoothingIterations)
centerlineGeometry.SetSmoothingFactor(self.SmoothingFactor)
centerlineGeometry.Update()
self.Centerlines = centerlineGeometry.GetOutput()
if __name__=='__main__':
main = pypes.pypeMain()
main.Arguments = sys.argv
main.Execute()
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