当我使用mayavi (4.3.1)可视化一个网格时,它会发出以下警告:
警告:导入的VTK版本(5.1)与用于构建TVTK类的版本(6.3)不匹配。这可能会引起问题。请重建TVTK。
我的系统: MS Windows 7 64位,Anaconda 4.3.1 (最新版本),
<code>
$ conda list qt
# packages in environment at C:\ProgramData\Anaconda2:
#
pyqt 4.11.4 py27_7 anaconda
qt 4.8.7 vc9_9 [vc9] anaconda
qtawesome 0.4.3 py27_0
qtconsole 4.2.1 py27_0 anaconda
qtpy 1.2.1 py27_0
$ conda list vtk
# packages in environment at C:\ProgramData\Anaconda2:
#
vtk 5.10.1 py27_0 anaconda
$ conda list mayavi
# packages in environment at C:\ProgramData\Anaconda2:
#
mayavi 4.5.0 <pip>
</code>我已经搜索过论坛,但大多数答案都认为它是4年前VTK中的一个bug,例如,TVTK Error in Mayavi (Python)。我不确定它是否有一个坚定的解决办法。在我的计算机中,确实有另一个版本的VTK (version>6),但它是在C++中,与python和Mayavi无关。
我在运行Maya示例代码时遇到的错误如下(警告消息非常混乱,因为我的VTK为5.10 (如前所述),而且5.1版本在哪里很奇怪),
<code>
>>> runfile('D:/flex_8state/code/spherical_harmonics.py', wdir='D:/flex_8state/code')
********************************************************************************
WARNING: Imported VTK version (5.1) does not match the one used
to build the TVTK classes (6.3). This may cause problems.
Please rebuild TVTK.
********************************************************************************
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "C:\ProgramData\Anaconda2\lib\site-packages\spyder\utils\site\sitecustomize.py", line 866, in runfile
execfile(filename, namespace)
File "C:\ProgramData\Anaconda2\lib\site-packages\spyder\utils\site\sitecustomize.py", line 87, in execfile
exec(compile(scripttext, filename, 'exec'), glob, loc)
File "D:/flex_8state/code/spherical_harmonics.py", line 36, in <module>
mlab.figure(1, bgcolor=(1, 1, 1), fgcolor=(0, 0, 0), size=(400, 300))
File "C:\ProgramData\Anaconda2\lib\site-packages\mayavi\tools\figure.py", line 85, in figure
engine.new_scene(name=name, size=size)
File "C:\ProgramData\Anaconda2\lib\site-packages\apptools\scripting\recordable.py", line 45, in _wrapper
result = func(*args, **kw)
File "C:\ProgramData\Anaconda2\lib\site-packages\mayavi\core\engine.py", line 452, in new_scene
viewer = self.scene_factory(**factory_kwargs)
File "C:\ProgramData\Anaconda2\lib\site-packages\mayavi\core\ui\mayavi_scene.py", line 89, in viewer_factory
viewer.open()
File "C:\ProgramData\Anaconda2\lib\site-packages\pyface\i_window.py", line 166, in open
self._create()
File "C:\ProgramData\Anaconda2\lib\site-packages\pyface\ui\qt4\application_window.py", line 121, in _create
contents = self._create_contents(self.control)
File "C:\ProgramData\Anaconda2\lib\site-packages\tvtk\tools\ivtk.py", line 404, in _create_contents
self.scene = self._scene_factory(parent)
File "C:\ProgramData\Anaconda2\lib\site-packages\mayavi\core\ui\mayavi_scene.py", line 68, in mayavi_scene_factory
s = MayaviScene(parent, stereo=p['stereo'])
File "C:\ProgramData\Anaconda2\lib\site-packages\tvtk\pyface\ui\qt4\decorated_scene.py", line 59, in __init__
super(DecoratedScene, self).__init__(parent, **traits)
File "C:\ProgramData\Anaconda2\lib\site-packages\tvtk\pyface\ui\qt4\scene.py", line 325, in __init__
self.picker = picker.Picker(self)
File "C:\ProgramData\Anaconda2\lib\site-packages\tvtk\pyface\picker.py", line 260, in __init__
configure_input(self.p_mapper, self.p_source)
File "C:\ProgramData\Anaconda2\lib\site-packages\tvtk\common.py", line 88, in configure_input
inp.input = op.output
File "C:\ProgramData\Anaconda2\lib\site-packages\traits\trait_handlers.py", line 104, in _read_only
name, class_of( object ) )
traits.trait_errors.TraitError: The 'input' trait of a PolyDataMapper instance is 'read only'.
</code>发布于 2017-03-23 05:16:36
经过三天的努力,我找到了一个解决办法,我在这里张贴,这将有助于类似的受害者。我强烈建议Mayavi/TVTK的开发人员更多地关注这个bug。
这篇文章对我有很大帮助,https://github.com/ContinuumIO/anaconda-issues/issues/1510。相同的初始安装,然后更新(我的初始帖子) VTK从5到6,如https://repo.continuum.io/pkgs/free/win-64/中所列。内置错误根植于跨python/VTK版本的更改的SetInputConnection/SetInputData接口中。
主要关注
https://stackoverflow.com/questions/42956402
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