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vmtkimagecurvedmpr.py
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vmtkimagecurvedmpr.py
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#!/usr/bin/env python
## Program: VMTK
## Module: $RCSfile: vtkvmtkImageCurvedMPR.py,v $
## Language: Python
## Date: $Date: 2008/02/12 13.44 $
## Version: $Revision: 1.0 $
## Copyright (c) Luca Antiga, David Steinman. All rights reserved.
## See LICENSE 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.
## Note: this class was contributed by
## Hugo Gratama van Andel
## Academic Medical Centre - University of Amsterdam
## Dept. Biomedical Engineering & Physics
from __future__ import absolute_import #NEEDS TO STAY AS TOP LEVEL MODULE FOR Py2-3 COMPATIBILITY
import vtk
import sys
from vmtk import vtkvmtk
from vmtk import vmtkrenderer
from vmtk import pypes
class vmtkImageCurvedMPR(pypes.pypeScript):
def __init__(self):
pypes.pypeScript.__init__(self)
self.Image = None
self.Centerlines = None
self.NormalsArrayName = 'ParallelTransportNormals'
self.FrenetTangentArrayName = 'FrenetTangent'
self.InplaneOutputSize = 100
self.InplaneOutputSpacing = 1.0
self.ReslicingBackgroundLevel = 0.0
self.SetScriptName('vmtkimagecurvedmpr')
self.SetScriptDoc('Make an MPR image from a centerline and an input image')
self.SetInputMembers([
['Image','i','vtkImageData',1,'','the input image','vmtkimagereader'],
['Centerlines','centerlines','vtkPolyData',1,'','the input centerlines','vmtksurfacereader'],
['NormalsArrayName','normalsarray','str',1,'','name of the array where parallel transport normals to the centerlines are stored'],
['InplaneOutputSize','size','int',1,'(1,)','size of the square in pixels that each resulting MPR image should have'],
['ReslicingBackgroundLevel','background','float',1,'','value of the pixels in the mpr image that are outside of the inputimage'],
['InplaneOutputSpacing','spacing','float',1,'(0.001,)','spacing between the pixels in the output MPR images'],
['FrenetTangentArrayName','frenettangentarray','str',1,'','name of the array where tangent vectors of the Frenet reference system are stored']
])
self.SetOutputMembers([
['Image','o','vtkImageData',1,'','the output image','vmtkimagewriter']])
def Execute(self):
if self.Image == None:
self.PrintError('Error: No input image.')
if self.Centerlines == None:
self.PrintError('Error: No input centerlines.')
curvedMPRImageFilter = vtkvmtk.vtkvmtkCurvedMPRImageFilter()
curvedMPRImageFilter.SetInputData(self.Image)
curvedMPRImageFilter.SetCenterline(self.Centerlines)
curvedMPRImageFilter.SetParallelTransportNormalsArrayName(self.NormalsArrayName)
curvedMPRImageFilter.SetFrenetTangentArrayName(self.FrenetTangentArrayName)
curvedMPRImageFilter.SetInplaneOutputSpacing(self.InplaneOutputSpacing, self.InplaneOutputSpacing)
curvedMPRImageFilter.SetInplaneOutputSize(self.InplaneOutputSize, self.InplaneOutputSize)
curvedMPRImageFilter.SetReslicingBackgroundLevel(self.ReslicingBackgroundLevel)
curvedMPRImageFilter.Update()
self.Image = curvedMPRImageFilter.GetOutput()
if __name__=='__main__':
main = pypes.pypeMain()
main.Arguments = sys.argv
main.Execute()