173         self.actor = vtkActor()
174         self.actor.GetProperty().SetOpacity(0.25)
175         self.actor.GetProperty().SetColor(1, 0, 0)
176         self.planes.renderer.AddActor(self.actor)
177 
178         orderedDict = OrderedDict(sorted(self.reslicers[self.contourOrientation].contours.items()))
179         contourList = []
180         for slice, contour in orderedDict.items():
181             print(slice)
182             contourList.append(contour)
183 
184         numberOfContours = len(self.reslicers[self.contourOrientation].contours)
185         appendPolyDataList = []
186         for i in range(0, numberOfContours - 1):
187             appendPolyData = vtkAppendPolyData()
188             appendPolyDataList.append(appendPolyData)
189             appendPolyDataList[i].AddInputData(contourList[i].GetContourRepresentation().GetContourRepresentationAsPolyData())
190             appendPolyDataList[i].AddInputData(contourList[i + 1].GetContourRepresentation().GetContourRepresentationAsPolyData())
191             appendPolyDataList[i].Update()
192 
193             booleanOperation = vtkBooleanOperationPolyDataFilter()
194             booleanOperation1 = vtkBooleanOperationPolyDataFilter()
195             booleanOperation.SetOperationToUnion()
196             booleanOperation1.SetOperationToUnion()
197 
198         for i in range(0, len(appendPolyDataList)):
199             if i == 0:
200                 booleanOperation.SetInputConnection(0, appendPolyDataList[i].GetOutputPort())
201             elif i == 1:
202                 booleanOperation.SetInputConnection(1, appendPolyDataList[i].GetOutputPort())
203             elif i == 2:
204                 booleanOperation1.SetInputConnection(0, booleanOperation.GetOutputPort())
205                 booleanOperation1.SetInputConnection(1, appendPolyDataList[i].GetOutputPort())
206             else:
207                 booleanOperation1.RemoveAllInputs()
208                 booleanOperation1.SetInputConnection(0, booleanOperation1.GetOutputPort())
209                 booleanOperation1.SetInputConnection(1, appendPolyDataList[i].GetOutputPort())
210                 
211 
212 
213 
214         delaunay = vtkDelaunay3D()
215         delaunay.SetInputConnection(booleanOperation1.GetOutputPort(0))
216         mapper = vtkPolyDataMapper()
217         mapper.SetInputConnection(delaunay.GetOutputPort())
218         self.actor.SetMapper(mapper)
219         self.planes.GetRenderWindow().Render()