Created
June 8, 2019 10:15
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PyVista Passes in the rendering
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| # https://github.com/pyvista/pyvista/issues/137 | |
| import vtk | |
| sphere = vtk.vtkSphereSource() | |
| sphere.SetCenter(0, 0, 0) | |
| sphere.SetRadius(1) | |
| sphere.Update() | |
| elevation = vtk.vtkElevationFilter() | |
| elevation.SetInputData(sphere.GetOutput()) | |
| elevation.SetLowPoint(0, 0, -1) | |
| elevation.SetHighPoint(0, 0, 1) | |
| elevation.Update() | |
| elevationMapper = vtk.vtkPolyDataMapper() | |
| elevationMapper.SetInputData(elevation.GetOutput()) | |
| elevationActor = vtk.vtkActor() | |
| elevationActor.SetMapper(elevationMapper) | |
| scalarActor = vtk.vtkScalarBarActor() | |
| scalarActor.SetLookupTable(elevationMapper.GetLookupTable()) | |
| basicPasses = vtk.vtkRenderStepsPass() | |
| basicPasses.SetOverlayPass(None) | |
| edl = vtk.vtkEDLShading() | |
| edl.SetDelegatePass(basicPasses) | |
| overlay = vtk.vtkOverlayPass() | |
| passes = vtk.vtkRenderPassCollection() | |
| passes.AddItem(edl) | |
| passes.AddItem(overlay) | |
| sequencePass = vtk.vtkSequencePass() | |
| sequencePass.SetPasses(passes) | |
| renderer1 = vtk.vtkRenderer() | |
| renderer1.SetPass(sequencePass) | |
| renderer1.SetBackground(0.3, 0.4, 0.6) | |
| renderer1.AddActor(elevationActor) | |
| renderer1.AddActor(scalarActor) | |
| renderWindow = vtk.vtkRenderWindow() | |
| renderWindow.SetSize(600, 600) | |
| renderWindow.AddRenderer(renderer1) | |
| iren = vtk.vtkRenderWindowInteractor() | |
| iren.SetRenderWindow(renderWindow) | |
| iren.Start() |
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