Frustum
VTKExamples/Python/GeometricObjects/Frustum
Code¶
Frustum.py
#!/usr/bin/env python import vtk camera = vtk.vtkCamera() planesArray = [0 for i in range(24)] camera.GetFrustumPlanes(1, planesArray) planes = vtk.vtkPlanes() planes.SetFrustumPlanes(planesArray) frustumSource = vtk.vtkFrustumSource() frustumSource.SetPlanes(planes) frustumSource.Update() frustum = frustumSource.GetOutput() mapper = vtk.vtkPolyDataMapper() if vtk.VTK_MAJOR_VERSION <= 5: mapper.SetInput(frustum) else: mapper.SetInputData(frustum) actor = vtk.vtkActor() actor.SetMapper(mapper) # a renderer and render window renderer = vtk.vtkRenderer() renderWindow = vtk. vtk.vtkRenderWindow() renderWindow.AddRenderer(renderer) # an interactor renderWindowInteractor = vtk.vtkRenderWindowInteractor() renderWindowInteractor.SetRenderWindow(renderWindow) # add the actors to the scene renderer.AddActor(actor) renderer.SetBackground( .2, .1, .3) # Background color dark purple # render an image (lights and cameras are created automatically) renderWindow.Render() # begin mouse interaction renderWindowInteractor.Start()