Axes
VTKExamples/Python/GeometricObjects/Axes
Description¶
This example shows how to position an AxesActor in 3D. Notice that position and orientation of the AxesActor is done with a user transform.
Seealso
Code¶
Axes.py
#!/usr/bin/env python import vtk def main(): colors = vtk.vtkNamedColors() # create a Sphere sphereSource = vtk.vtkSphereSource() sphereSource.SetCenter(0.0, 0.0, 0.0) sphereSource.SetRadius(0.5) # create a mapper sphereMapper = vtk.vtkPolyDataMapper() sphereMapper.SetInputConnection(sphereSource.GetOutputPort()) # create an actor sphereActor = vtk.vtkActor() sphereActor.SetMapper(sphereMapper) # a renderer and render window renderer = vtk.vtkRenderer() renderWindow = vtk.vtkRenderWindow() renderWindow.SetWindowName("Axes") renderWindow.AddRenderer(renderer) # an interactor renderWindowInteractor = vtk.vtkRenderWindowInteractor() renderWindowInteractor.SetRenderWindow(renderWindow) # add the actors to the scene renderer.AddActor(sphereActor) renderer.SetBackground(colors.GetColor3d("SlateGray")) transform = vtk.vtkTransform() transform.Translate(1.0, 0.0, 0.0) axes = vtk.vtkAxesActor() # The axes are positioned with a user transform axes.SetUserTransform(transform) # properties of the axes labels can be set as follows # this sets the x axis label to red # axes.GetXAxisCaptionActor2D().GetCaptionTextProperty().SetColor(colors.GetColor3d("Red")); # the actual text of the axis label can be changed: # axes->SetXAxisLabelText("test"); renderer.AddActor(axes) renderer.GetActiveCamera().Azimuth(50) renderer.GetActiveCamera().Elevation(-30) renderer.ResetCamera() renderWindow.Render() # begin mouse interaction renderWindowInteractor.Start() if __name__ == "__main__": main()