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#!/usr/bin/env python
## Program: VMTK
## Module: $RCSfile: vmtksurfacebooleanOperation.py,v $
## Language: Python
## Date: $Date: 2005/09/14 09:49:59 $
## Version: $Revision: 1.7 $
## 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
vmtksurfacebooleanoperation = 'vmtkSurfaceBooleanOperation'
class vmtkSurfaceBooleanOperation(pypes.pypeScript):
def __init__(self):
pypes.pypeScript.__init__(self)
self.Surface = None
self.Surface2 = None
self.Tolerance = 1E-6
self.Operation = 'union'
self.SetScriptName('vmtksurfacebooleanoperation')
self.SetScriptDoc('perform a boolean operation between two surfaces')
self.SetInputMembers([
['Surface','i','vtkPolyData',1,'','the input surface','vmtksurfacereader'],
['Surface2','i2','vtkPolyData',1,'','the second input surface','vmtksurfacereader'],
['Tolerance','tolerance','float',1,'(0.0,)','tolerance for considering two points coincident'],
['Operation','operation','str',1,'["union","intersection","difference"]','the boolean operation to be performed']
])
self.SetOutputMembers([
['Surface','o','vtkPolyData',1,'','the output surface','vmtksurfacewriter']
])
def Execute(self):
if self.Surface == None:
self.PrintError('Error: No Surface.')
if self.Surface2 == None:
self.PrintError('Error: No Surface2.')
booleanOperationFilter = vtk.vtkBooleanOperationPolyDataFilter()
booleanOperationFilter.SetInputData(0,self.Surface)
booleanOperationFilter.SetInputData(1,self.Surface2)
if self.Operation == 'union':
booleanOperationFilter.SetOperationToUnion()
elif self.Operation == 'intersection':
booleanOperationFilter.SetOperationToIntersection()
elif self.Operation == 'difference':
booleanOperationFilter.SetOperationToDifference()
booleanOperationFilter.SetTolerance(self.Tolerance)
booleanOperationFilter.Update()
self.Surface = booleanOperationFilter.GetOutput()
if __name__=='__main__':
main = pypes.pypeMain()
main.Arguments = sys.argv
main.Execute()
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