On 07/18/2010 04:58 AM, H Mike Duan wrote:
> Hi,
>
> There seems to be a problem in how 3D surfaces and lines are rendered
> in mplot3d. The following is a simple script that plots a yellow
> sphere, a blue wireframe on the surface of the sphere, and a red
> wireframe outside the sphere. The semi-transparent yellow sphere is
> rendered beautifully. The blue wireframe can only be seen with certain
> viewing angles. The red wireframe is seen all the time, but its part
> that is supposedly behind the sphere appears in front of the sphere.
> Did I do something wrong or is it a bug of mplot3d? I am using
> matplotlib 1.0.0 on Mac OS X 10.6. Thanks!
>
> -Mike
Additionally the presented example (after adding a plt.show()) will give
the appended traceback if the sphere is panned around. That won't happen
if the line
ax = fig.gca(projection='3d')
is replaced with:
ax = Axes3D(fig)
Latest mpl svn (r8565), OS: Debian testing.
Regards,
João Luís
Traceback (most recent call last):
File
"/usr/local/lib/python2.6/dist-packages/matplotlib/backends/backend_gtk.py",
line 253, in button_release_event
FigureCanvasBase.button_release_event(self, x, y, event.button,
guiEvent=event)
File
"/usr/local/lib/python2.6/dist-packages/matplotlib/backend_bases.py",
line 1603, in button_release_event
self.callbacks.process(s, event)
File "/usr/local/lib/python2.6/dist-packages/matplotlib/cbook.py",
line 262, in process
proxy(*args, **kwargs)
File "/usr/local/lib/python2.6/dist-packages/matplotlib/cbook.py",
line 188, in __call__
return mtd(*args, **kwargs)
File
"/usr/local/lib/python2.6/dist-packages/matplotlib/backend_bases.py",
line 2575, in release_pan
a.end_pan()
File "/usr/local/lib/python2.6/dist-packages/matplotlib/axes.py",
line 2788, in end_pan
del self._pan_start
AttributeError: _pan_start
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