EarthSource
vtk-examples/Python/GeometricObjects/EarthSource
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Code¶
EarthSource.py
#!/usr/bin/env python
import vtk
def main():
colors = vtk.vtkNamedColors()
# Earth source
earthSource = vtk.vtkEarthSource()
earthSource.OutlineOn()
earthSource.Update()
r = earthSource.GetRadius()
# Create a sphere
sphere = vtk.vtkSphereSource()
sphere.SetThetaResolution(100)
sphere.SetPhiResolution(100)
sphere.SetRadius(earthSource.GetRadius())
# Create a mapper and actor
mapper = vtk.vtkPolyDataMapper()
mapper.SetInputConnection(earthSource.GetOutputPort())
actor = vtk.vtkActor()
actor.SetMapper(mapper)
actor.GetProperty().SetColor(colors.GetColor3d('Black'))
sphereMapper = vtk.vtkPolyDataMapper()
sphereMapper.SetInputConnection(sphere.GetOutputPort())
sphereActor = vtk.vtkActor()
sphereActor.SetMapper(sphereMapper)
sphereActor.GetProperty().SetColor(colors.GetColor3d('PeachPuff'))
# Create a renderer, render window, and interactor
renderer = vtk.vtkRenderer()
renderWindow = vtk.vtkRenderWindow()
renderWindow.AddRenderer(renderer)
renderWindowInteractor = vtk.vtkRenderWindowInteractor()
renderWindowInteractor.SetRenderWindow(renderWindow)
# Add the actor to the scene
renderer.AddActor(actor)
renderer.AddActor(sphereActor)
renderer.SetBackground(colors.GetColor3d('Black'))
renderWindow.SetSize(640, 480)
renderWindow.SetWindowName('EarthSource')
# Render and interact
renderWindow.Render()
# # screenshot code:
# w2if = vtk.vtkWindowToImageFilter()
# w2if.SetInput(renderWindow)
# w2if.Update()
#
# writer = vtk.vtkPNGWriter()
# writer.SetFileName('TestEarthSource.png')
# writer.SetInputConnection(w2if.GetOutputPort())
# writer.Write()
# begin interaction
renderWindowInteractor.Start()
if __name__ == '__main__':
main()