[Paraview] pvbatch: how not to use screen at all?

[Sebastien Jourdain]

You will need to compile ParaView with OS Mesa, otherwise a window will
always popup even if the offscreen rendering is turned ON. If so the window
content will stay black but the window will still show up.

Seb


On Mon, Mar 18, 2013 at 11:06 AM, Anton Shterenlikht <mexas at bristol.ac.uk>wrote:

> The script below works for me in paraveiw 3.10
> with pvpython and pvbatch. However, in pvbatch
> it still opens a graphical window for a short time.
> How can I modify the script to *not* open any
> graphical windows when run with pvbatch?
>
> Can I do away with CreateRenderView()?
>
> Thanks
>
> Anton
>
> from paraview.simple import *
> #Connect()
> reader=ImageReader(FilePrefix="z.raw")
> reader.DataByteOrder=1
> reader.DataExtent=[1,40,1,40,1,40]
> reader.DataScalarType=6
>
> view = GetActiveView()
> if not view:
>  view = CreateRenderView()
> view.ViewSize=[600,600]
>
> Show()
>
> dp = GetDisplayProperties(reader)
> dp.LookupTable = MakeBlueToRedLT(1,64)
> dp.ColorAttributeType = 'POINT_DATA'
> dp.ColorArrayName = 'ImageFile'
> dp.Representation="Surface"
>
> camera = GetActiveCamera()
> camera.SetViewUp(-1,0,0)
> camera.Azimuth(30)
> camera.Elevation(30)
>
> #camera.SetPosition(0,0,100)
> #camera.Roll(-90)
>
> Render()
>
> WriteImage("z.png")
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