My bad. Since I wanted to draw a plane, I thought I wanted to use a
polygon. Instead, using plot_surface I get what I want.
-Mathew
On Tue, Jul 27, 2010 at 1:40 PM, Mathew Yeates <mat.yea...@gmail.com> wrote:
> your code works fine. But I thought it wasnt working because when I do
> zs=[0,0.1,0.2,0.3]
> #pdb.set_trace()
> poly = PolyCollection([verts])
> ax.add_collection3d(poly,zs=zs)
>
> I just get a flat plane.
>
> On Tue, Jul 27, 2010 at 12:50 PM, Eric Firing <efir...@hawaii.edu> wrote:
>> On 07/27/2010 09:43 AM, Mathew Yeates wrote:
>>> I tried
>>> xs=[0,0,8,8]
>>> ys=[0,8,8,0]
>>> verts=zip(xs,ys)
>>> poly = PolyCollection([verts])
>>>
>>> already but it doesn't work
>>
>> Yes, I saw you say that, but---did you actually try running the script I
>> attached?
>>
>> Please run it from the command line ("python pctest.py"), and if it
>> fails, send the traceback.
>>
>> Eric
>>
>>>
>>> on line 581 of collections.py
>>>
>>> there is
>>> for xy in verts:
>>>
>>> but
>>> verts=[[(0, 0), (0, 8), (8, 8), (8, 0)]] i.e. a list with a single element.
>>> so the loop happens only once
>>>
>>> -Mathew
>>>
>>>
>>> On Tue, Jul 27, 2010 at 12:29 PM, Eric Firing<efir...@hawaii.edu> wrote:
>>>> On 07/27/2010 08:55 AM, Mathew Yeates wrote:
>>>>>
>>>>> I still get the error
>>>>> ValueError: arrays must have same number of dimensions
>>>>> at line 587 in collections.py
>>>>
>>>> I think you are not actually doing what you think you are doing, and what
>>>> was explained by Tony.
>>>>
>>>> Try the attached script.
>>>>
>>>> Eric
>>>>
>>>>>
>>>>> This is on Windows.
>>>>>
>>>>>
>>>>> On Tue, Jul 27, 2010 at 11:42 AM, Eric Firing<efir...@hawaii.edu>
>>>>> wrote:
>>>>>>
>>>>>> On 07/27/2010 08:14 AM, Mathew Yeates wrote:
>>>>>>>
>>>>>>> I installed matplotlib 1.0 and now I get a different error
>>>>>>> s=[0,0,8,8]
>>>>>>> ys=[0,8,8,0]
>>>>>>> verts=zip(xs,ys)
>>>>>>> poly = PolyCollection(verts)
>>>>>>>
>>>>>>> fails at line 587 in collections because
>>>>>>> xy = array([0, 0]) # xy.shape = (2,)
>>>>>>> and line 587 says xy = np.concatenate([xy, np.zeros((1,2))])
>>>>>>>
>>>>>>> What do I do?
>>>>>>
>>>>>> With 1.0:
>>>>>>
>>>>>> In [8]: verts
>>>>>> Out[8]: [(0, 0), (0, 8), (8, 8), (8, 0)]
>>>>>>
>>>>>> In [9]: p = PolyCollection([verts])
>>>>>>
>>>>>> Eric
>>>>>>
>>>>>>>
>>>>>>> -Mathew
>>>>>>>
>>>>>>>
>>>>>>> On Tue, Jul 27, 2010 at 9:51 AM, Mathew Yeates<mat.yea...@gmail.com>
>>>>>>> wrote:
>>>>>>>>
>>>>>>>> why doesn't this work?
>>>>>>>> xs=[0,0,8,8]
>>>>>>>> ys=[0,8,8,0]
>>>>>>>> verts=zip(xs,ys)
>>>>>>>> poly = PolyCollection(verts)
>>>>>>>>
>>>>>>>>
>>>>>>>> I tried
>>>>>>>> poly = PolyCollection([verts]) but that doesn't work either
>>>>>>>>
>>>>>>>> -Mathew
>>
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