[Paraview] ParaView + Python: WriteImage screenshots broken?

[pat marion]

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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>
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