[Mne_analysis] mne.viz.plot_source_estimates generates a blank window

Denis-Alexander Engemann denis.engemann at gmail.com
Tue Apr 26 13:35:03 EDT 2016
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Oh, this does not look nice. Does anybody have experience with Mayavi on
Windows? Eric?


On Tue, Apr 26, 2016 at 7:30 PM Gladia Hotan <gladiach at gmail.com> wrote:

> Hi, I ran mne.viz.plot_source_estimates(stc,subject=<subject_name>,...)
> but I got a blank window and this error:
>
> (<unknown>:39799): Gtk-WARNING **: gtk_disable_setlocale() must be called
> before gtk_init()
> Traceback (most recent call last):
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/IPython/core/interactiveshell.py",
> line 3035, in run_code
>     exec(code_obj, self.user_global_ns, self.user_ns)
>   File "<ipython-input-1-16aa827441a7>", line 1, in <module>
>
> mne.viz.plot_source_estimates(stc,subject='eeganes03',surface='inflated',hemi='lh',colormap='auto',time_label='time=%0.2fms',smoothing_steps=10,transparent=None,alpha=1.0,time_viewer=False,config_opts=None,subjects_dir=None,figure=None,views='lat',colorbar=True,clim='auto')
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/mne/viz/_3d.py",
> line 593, in plot_source_estimates
>     brain = Brain(subject, hemi, surface, **kwargs)
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/surfer/viz.py",
> line 395, in __init__
>     self._scene_size, offscreen)
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/surfer/viz.py",
> line 212, in _make_viewer
>     figure = mlab.figure(title, size=(w, h))
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/mayavi/tools/figure.py",
> line 86, in figure
>     engine.new_scene(name=name, size=size)
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/apptools/scripting/recordable.py",
> line 45, in _wrapper
>     result = func(*args, **kw)
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/mayavi/core/engine.py",
> line 434, in new_scene
>     viewer = self.scene_factory(**factory_kwargs)
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/mayavi/core/ui/mayavi_scene.py",
> line 89, in viewer_factory
>     viewer.open()
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/pyface/i_window.py",
> line 145, in open
>     self._create()
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/pyface/ui/wx/application_window.py",
> line 151, in _create
>     contents = self._create_contents(body)
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/tvtk/tools/ivtk.py",
> line 392, in _create_contents
>     self.scene = self._scene_factory(parent)
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/mayavi/core/ui/mayavi_scene.py",
> line 68, in mayavi_scene_factory
>     s = MayaviScene(parent, stereo=p['stereo'])
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/tvtk/pyface/ui/wx/decorated_scene.py",
> line 69, in __init__
>     super(DecoratedScene, self).__init__(parent, **traits)
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/tvtk/pyface/ui/wx/scene.py",
> line 302, in __init__
>     super(Scene, self).__init__(parent, **traits)
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/tvtk/pyface/tvtk_scene.py",
> line 201, in __init__
>     self.control = self._create_control(parent)
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/tvtk/pyface/ui/wx/decorated_scene.py",
> line 103, in _create_control
>     self._panel)
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/tvtk/pyface/ui/wx/scene.py",
> line 575, in _create_control
>     stereo=self.stereo)
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/tvtk/pyface/ui/wx/wxVTKRenderWindowInteractor.py",
> line 186, in __init__
>     attribList=attribList)
>   File
> "/usr/pubsw/packages/python/anaconda/lib/python2.7/site-packages/wx-3.0-gtk2/wx/glcanvas.py",
> line 106, in __init__
>     _glcanvas.GLCanvas_swiginit(self,_glcanvas.new_GLCanvas(*args,
> **kwargs))
> TypeError: Argument given by name ('attribList') and position (3)
>
> I get the same error whether or not I set the 'SUBJECT' environment
> variable (using os.environ['SUBJECT']=<subject_name>. Could anyone tell me
> how to get around this?
>
> Best,
> Gladia
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