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#############################################################
## ##
## Copyright (c) 2003-2011 by The University of Queensland ##
## Earth Systems Science Computational Centre (ESSCC) ##
## http://www.uq.edu.au/esscc ##
## ##
## Primary Business: Brisbane, Queensland, Australia ##
## Licensed under the Open Software License version 3.0 ##
## http://www.opensource.org/licenses/osl-3.0.php ##
## ##
#############################################################
"""
Defines the L{TriangulatedSurface} class.
"""
from esys.lsm.vis import core
import vtk as kwvtk
from Modifier import Modifiable
class TriangulatedSurface(core.TriangulatedSurface, Modifiable):
def __init__(self, nodeSequence, faceSequence):
core.TriangulatedSurface.__init__(self, nodeSequence, faceSequence)
Modifiable.__init__(self)
def getVtkIdList(self, idList):
vtkIdList = kwvtk.vtkIdList()
for id in idList:
vtkIdList.InsertNextId(id)
return vtkIdList
def getVtkData(self):
pts = kwvtk.vtkPoints()
cls = kwvtk.vtkCellArray()
ptIndex = 0
for node in self.nodeSequence:
pts.InsertNextPoint(node)
for face in self.faceSequence:
cls.InsertNextCell(self.getVtkIdList(face))
vtkPolyData = kwvtk.vtkPolyData()
vtkPolyData.SetPoints(pts)
vtkPolyData.SetPolys(cls)
return vtkPolyData
def getVtkMapper(self):
mapper = kwvtk.vtkPolyDataMapper()
mapper.SetInput(self.getVtkData())
return mapper
def getActor(self):
polyMapper = self.getVtkMapper()
polyActor = kwvtk.vtkActor()
polyActor.SetMapper(polyMapper)
self.applyModifiers(polyActor)
return polyActor
def addActor(self, addTo):
addTo.AddActor(self.getActor())
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