本文整理汇总了Python中vtk.vtkPNGWriter方法的典型用法代码示例。如果您正苦于以下问题：Python vtk.vtkPNGWriter方法的具体用法？Python vtk.vtkPNGWriter怎么用？Python vtk.vtkPNGWriter使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类vtk的用法示例。
在下文中一共展示了vtk.vtkPNGWriter方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: screenshot
# 需要导入模块: import vtk [as 别名]
# 或者: from vtk import vtkPNGWriter [as 别名]
def screenshot(self, filename=None):
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(self.ren_win)
w2if.Update()
if filename is None:
filename = 'screenshot'
filename = filename + '%d.png' % self.screenshot_count
writer = vtk.vtkPNGWriter()
writer.SetFileName(filename)
self.screenshot_count += 1
writer.SetInputData(w2if.GetOutput())
writer.Write() 示例2: WritePMG
# 需要导入模块: import vtk [as 别名]
# 或者: from vtk import vtkPNGWriter [as 别名]
def WritePMG(ren, fn, magnification=1):
"""
Save the image as a PNG
:param ren: The renderer.
:param fn: The file name.
:param magnification: The magnification, usually 1.
"""
renLgeIm = vtk.vtkRenderLargeImage()
imgWriter = vtk.vtkPNGWriter()
renLgeIm.SetInput(ren)
renLgeIm.SetMagnification(magnification)
imgWriter.SetInputConnection(renLgeIm.GetOutputPort())
imgWriter.SetFileName(fn)
imgWriter.Write() 示例3: vis_with_renderer
# 需要导入模块: import vtk [as 别名]
# 或者: from vtk import vtkPNGWriter [as 别名]
def vis_with_renderer(renderer):
# Renderer
# renderer.SetBackground(.2, .3, .4)
renderer.SetBackground(1, 1, 1)
renderer.ResetCamera()
transform = vtk.vtkTransform()
transform.Translate(1.0, 0.0, 0.0)
axes = vtk.vtkAxesActor()
renderer.AddActor(axes)
# Render Window
renderWindow = vtk.vtkRenderWindow()
renderWindow.AddRenderer(renderer)
# Interactor
renderWindowInteractor = vtk.vtkRenderWindowInteractor()
renderWindowInteractor.SetRenderWindow(renderWindow)
def get_camera_info(obj, ev):
if renderWindowInteractor.GetKeyCode() == "s":
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(renderWindow)
w2if.Update()
writer = vtk.vtkPNGWriter()
writer.SetFileName("screenshot.png")
if vtk.VTK_MAJOR_VERSION == 5:
writer.SetInput(w2if.GetOutput())
else:
writer.SetInputData(w2if.GetOutput())
writer.Write()
print "screenshot saved"
style = vtk.vtkInteractorStyleSwitch()
renderWindowInteractor.SetInteractorStyle(style)
# style.SetCurrentStyleToTrackballActor()
style.SetCurrentStyleToTrackballCamera()
# Begin Interaction
renderWindowInteractor.AddObserver(vtk.vtkCommand.KeyPressEvent, get_camera_info, 1)
renderWindow.Render()
renderWindowInteractor.Start() 示例4: vtk_basic
# 需要导入模块: import vtk [as 别名]
# 或者: from vtk import vtkPNGWriter [as 别名]
def vtk_basic( actors, embed=False, magnification=1.0 ):
"""
Create a window, renderer, interactor, add the actors and start the thing
Parameters
----------
actors : list of vtkActors
Returns
-------
nothing
"""
# create a rendering window and renderer
ren = vtk.vtkRenderer()
renWin = vtk.vtkRenderWindow()
renWin.AddRenderer(ren)
renWin.SetSize(600,600)
# ren.SetBackground( 1, 1, 1)
# create a renderwindowinteractor
iren = vtk.vtkRenderWindowInteractor()
iren.SetRenderWindow(renWin)
for a in actors:
move( a, np.dot(Ry(-180),Rx(-180)) )
# assign actor to the renderer
ren.AddActor(a )
# render
renWin.Render()
if embed:
renWin.SetSize(300,300)
grabber = vtk.vtkWindowToImageFilter()
grabber.SetInput( renWin )
grabber.SetMagnification( magnification )
grabber.Update()
writer = vtk.vtkPNGWriter()
writer.SetInput( grabber.GetOutput() )
writer.SetFileName( "screenshot.png" )
writer.Write()
return display.Image("screenshot.png")
else:
# enable user interface interactor
iren.Initialize()
iren.Start()