MultipleViewports
VTKExamples/Python//MultipleViewports
Description¶
This example demonstrates how to use multiple viewports to display several scenes in one render window.
- Contributed by: Bryan Conrad
Code¶
MultipleViewports.py
import vtk def main(): '''One render window, multiple viewports''' iren_list = [] rw = vtk.vtkRenderWindow() iren = vtk.vtkRenderWindowInteractor() iren.SetRenderWindow(rw) # Define viewport ranges xmins=[0,.5,0,.5] xmaxs=[0.5,1,0.5,1] ymins=[0,0,.5,.5] ymaxs=[0.5,0.5,1,1] for i in range(4): ren = vtk.vtkRenderer() rw.AddRenderer(ren) ren.SetViewport(xmins[i],ymins[i],xmaxs[i],ymaxs[i]) #Create a sphere sphereSource = vtk.vtkSphereSource() sphereSource.SetCenter(0.0, 0.0, 0.0) sphereSource.SetRadius(5) #Create a mapper and actor mapper = vtk.vtkPolyDataMapper() mapper.SetInputConnection(sphereSource.GetOutputPort()) actor = vtk.vtkActor() actor.SetMapper(mapper) ren.AddActor(actor) ren.ResetCamera() rw.Render() rw.SetWindowName('RW: Multiple ViewPorts') iren.Start() if __name__ == '__main__': main()