[Paraview] WriteImage Arguments

[Utkarsh Ayachit]

I think we should fix the default too. Andy, mind pushing a patch?

On Tue, Jul 17, 2012 at 9:15 AM, Andy Bauer <andy.bauer at kitware.com> wrote:
> The third argument is a magnification factor.  I guess there wasn't a
> default value of 1 set for the magnification factor so you need to put that
> in automatically.
>
> You should be able to just use WriteImage(<output file name>) without using
> the view object. It determines the image output type from the file
> extension.
>
> Andy
>
> On Tue, Jul 17, 2012 at 11:26 AM, Roba Binyahib <roba.binyahib at kaust.edu.sa>
> wrote:
>>
>> Hello
>>
>> I'm want to write the result of this code to png file and I found the
>> writer
>>
>> WriteImage()
>>
>> the thing is that in Paraview's tutorials I found the writer with two
>> arguments like the following
>>
>>
>> view.WriteImage("example.png","vtkPNGWriter")
>>
>> but when I run that from the termianl using pvpython I got an error says
>> that WriteImage() takes three arguments, so I found the following in one of
>> the websites
>>
>> view.WriteImage("example.png","vtkPNGWriter",1)
>>
>> and when I did that, it worked and wrote an image that has a size of
>> 400*400
>>
>> when I changed the last argument to 2 I got an image that have the size
>> 800*800
>>
>> so what does the third argument refers to ? and why is it not working with
>> only two arguments ?
>>
>> hope someone can help
>>
>> thanks
>>
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