[Paraview] Python: Save Screenshot in parallel projection

[Cory Quammen]

Hi Jonas,

Please remember to CC the list so that others may benefit from and
contribute to the conversation.

Could you download and try version 4.3.1 and let us know if you have
problems with that version?

Thanks,
Cory

On Thu, Jul 16, 2015 at 3:30 PM, Jonas Asche <asche.j at googlemail.com> wrote:

> Hello Cory,
> I am using Paraview 4.2.0 on a Windows 7 Computer. My question
>  was actually if there is a bug when using it in a Python scipt and how
> you would set up such a script because mine did not work. I realize now
> that i could have put that information in my first mail :P
>
> I tried again after cleaning some code (positions were copied from the
> Trace function etc) but still there is no difference in enabling/disabling
> parallel projection. I do this while setting up the View
> (CreateRenderView()).
>
> Thank you,
>
> Jonas
>
>
> 2015-07-15 15:59 GMT+02:00 Cory Quammen <cory.quammen at kitware.com>:
>
>> Jonas,
>>
>> What version of ParaView are you using? I am using the latest master
>> branch and saving a screenshot of with parallel projection seems to work
>> fine on this version.
>>
>> Thanks,
>> Cory
>>
>> On Mon, Jul 13, 2015 at 7:10 AM, Jonas Asche via ParaView <
>> paraview at paraview.org> wrote:
>>
>>> Hello, when i try to switch to parallel projection on in my script i can
>>> only save a screenshot with parallel projection disabled:
>>>
>>> self.__getView().CameraParallelProjection = 1
>>> self.__getView().CameraParallelScale = 1.0
>>> self.__getView().CameraViewUp = [0.0, 0.0, 1.0]
>>> self.__getView().CameraPosition = camdirection[axis]
>>> self.__getView().CameraFocalPoint = [0.0, 0.0, 33.32500076293945]
>>> self.__getView().CameraClippingRange = [154.56988142373606, 215.9545612783452]
>>>
>>> SaveScreenshot(str(self.__getConfig().get("save", "path") + 'img-') + str(axis) + "-" + str(distribution) + '.png', self.__getView())
>>>
>>> When when i print out the parallel scale AFTER savin the screenshot it is set to 46.6471043813.
>>>
>>>
>>> is this the same bug like here: http://paraview.org/Bug/view.php?id=7466
>>>
>>> ?
>>>
>>> Is there a workaround or am i doing something wrong?
>>>
>>> Thanks,
>>>
>>> Jonas
>>>
>>>
>>>
>>>
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>>
>>
>> --
>> Cory Quammen
>> R&D Engineer
>> Kitware, Inc.
>>
>
>


-- 
Cory Quammen
R&D Engineer
Kitware, Inc.
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