[vtkusers] Why does the vtkRenderLargeImage open an other window?

[Glauco Silva]

Thanks John
I will see and if the problem occur i will write again...

Glauco

----- Original Message ----- 
From: "John Biddiscombe" <biddisco at cscs.ch>
To: "Glauco Silva" <glauco.silva at cenpra.gov.br>
Cc: <vtkusers at vtk.org>
Sent: Friday, January 12, 2007 2:45 PM
Subject: Re: [vtkusers] Why does the vtkRenderLargeImage open an other 
window?


> Glauco
>
> I seem to recall that RenderLargeImage switches to offscreen rendering - 
> which on some platforms causes a new (supposed to be invisible, but 
> sometimes not) window to be created - but this was fixed recently in CVS. 
> I may be wrong, but try doing a cvs update and see if the problem goes 
> away.
>
> JB
>
> Glauco Silva wrote:
>> I'm trying to capture an image that is in a vtkRenderWindow using 
>> vtkRenderLargeImage like the example above.
>> When I use renderLage.Update() in example above, an other window appear .
>> Why this occur ? I don't want this window opened.
>> Are There an error in vtkRenderLargeImage ?
>> I'm using :
>> vtk5... The last one in cvs.
>> python25
>> windows XP
>>  ------------------------------------------------Example (part of 
>> code) --------------------------------
>>  previewRenderer = vtkRenderer
>> previewRenderer.AddActor2D(previewActor2D)
>> previewRenderer.AddActor2D(previewActorText)
>>  previewRenderWindow = vtkRenderWindow()
>> previewRenderWindow.AddRenderer(previewRenderer)
>> previewRenderWindow.Render()
>> renderLarge = vtkRenderLargeImage()
>> renderLarge.SetInput(previewRenderer)
>> renderLarge.SetMagnification(1)
>> renderLarge.Update()
>> ------------------------------------------------------------------------
>>
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>
>
> -- 
> John Biddiscombe,                            email:biddisco @ cscs.ch
> http://www.cscs.ch/about/BJohn.php
> CSCS, Swiss National Supercomputing Centre  | Tel:  +41 (91) 610.82.07
> Via Cantonale, 6928 Manno, Switzerland      | Fax:  +41 (91) 610.82.82
>
>
>