[Paraview] ParaView + Python: WriteImage screenshots broken?

[Nico Schlömer]

That did the trick! Thanks.

--Nico



On Wed, Jun 8, 2011 at 6:19 PM, pat marion <pat.marion at kitware.com> wrote:
> Try GetRenderView() instead of GetActiveView().  GetRenderView will get the
> active render view or create one if one does not already exist.
>
> Pat
>
> On Wed, Jun 8, 2011 at 12:16 PM, Nico Schlömer <nico.schloemer at gmail.com>
> wrote:
>>
>> What do you mean by "v"?
>>
>> I took a wild guess and did
>>
>> ============== *snip* ==============
>> from paraview.simple import *
>> reader = ExodusIIReader(FileName="solution.e")
>> view = GetActiveView()
>> view.UseOffscreenRenderingForScreenshots = 0
>> Show()
>> Render()
>> WriteImage("test.png")
>> ============== *snap* ==============
>>
>> but merely got
>>
>> ============== *snip* ==============
>> Traceback (most recent call last):
>>  File "screenshot.py", line 12, in <module>
>>    view.UseOffscreenRenderingForScreenshots = 0
>> AttributeError: 'NoneType' object has no attribute
>> 'UseOffscreenRenderingForScreenshots'
>> ============== *snap* ==============
>>
>> Something seems to go wrong with GetActiveView().
>>
>> --Nico
>>
>>
>>
>> On Wed, Jun 8, 2011 at 6:04 PM, Utkarsh Ayachit
>> <utkarsh.ayachit at kitware.com> wrote:
>> > Try setting:
>> >
>> > v.UseOffscreenRenderingForScreenshots = 0
>> >
>> > before calling WriteImage.
>> > Does that help?
>> >
>> > Utkarsh
>> >
>> >
>> > On Wed, Jun 8, 2011 at 12:01 PM, Nico Schlömer
>> > <nico.schloemer at gmail.com> wrote:
>> >> Yeah, render works fine.
>> >>
>> >> --Nico
>> >>
>> >>
>> >>
>> >> On Wed, Jun 8, 2011 at 6:01 PM, Utkarsh Ayachit
>> >> <utkarsh.ayachit at kitware.com> wrote:
>> >>> Does simply calling  "Render()" work?
>> >>>
>> >>> Utkarsh
>> >>>
>> >>> On Wed, Jun 8, 2011 at 11:22 AM, Nico Schlömer
>> >>> <nico.schloemer at gmail.com> wrote:
>> >>>> Hi,
>> >>>>
>> >>>> everytime I call
>> >>>>
>> >>>>   WriteImage("test.png")
>> >>>>
>> >>>> from on the python interface, no screenshot is created and instead
>> >>>> the
>> >>>> error message
>> >>>>
>> >>>> ================== *snip* ==================
>> >>>> X Error of failed request:  BadRequest (invalid request code or no
>> >>>> such operation)
>> >>>>  Major opcode of failed request:  0 ()
>> >>>>  Serial number of failed request:  67
>> >>>>  Current serial number in output stream:  69
>> >>>> ================== *snap* ==================
>> >>>>
>> >>>> is issued on the command line.
>> >>>>
>> >>>> This is with ParaView 3.10.1 on GNU/Linux on xorg-server 1.10.1.
>> >>>>
>> >>>> Anyone else with this?
>> >>>>
>> >>>> Cheers,
>> >>>> Nico
>> >>>> _______________________________________________
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>> >>>
>> >>
>> >
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>