Can someone add a feature request in the bug tracker? Utkarsh: should we shoot for 3.8 or 4.0?
On Thu, Feb 18, 2010 at 2:07 PM, pat marion <[email protected]> wrote: > If you set a variable in the paraview python console before running a > script, the script will have access to that variable. So you can pass > arguments to a python script by just setting sys.argv in the python console > before running the script. > > Sean... I happen to have a patch that allows raw_input() to work from the > paraview gui. Patch is attached. When the script calls raw_input() it > causes a focused qt text entry box to appear at the cursor. The entire > paraview gui is blocked until the user hits enter. Not perfectly elegant, > but works pretty well. > > The pvblot plugin I wrote makes extensive use of querying the user for > input from the gui. I decided not to use raw_input() because it blocks the > gui. Instead I cooked up a fancy asynchronous input scheme using python > generators, decorators, and the yield statement. It works really well, but > requires that you write your script using yield instead of raw_input(). > > Berk, I think we could add a method to the paraview.simple module that does > a callback to the gui for a file dialog, it would be similar to my attached > raw_input() patch. > > Pat > > > On Thu, Feb 18, 2010 at 12:27 PM, Sean Ziegeler < > [email protected]> wrote: > >> Actually, that isn't a bad idea. There doesn't seem to be a way of >> getting input to a Python script, as raw_input() doesn't appear to work in >> the Python Shell (in the PV GUI, at least) either. >> >> >> On 02/18/10 08:19, Berk Geveci wrote: >> >>> I didn't mention Python because it doesn't give you a way of popping up >>> a file chooser - you have to edit the script and change the file name. >>> Maybe we should add a Python command to pop up the file chooser... It is >>> not super easy but if there is enough demand, we can do it. Feel free to >>> add a feature request to the bug tracker or uservoice. >>> >>> -berk >>> >>> On Thu, Feb 18, 2010 at 8:06 AM, Jean M. Favre <[email protected] >>> <mailto:[email protected]>> wrote: >>> >>> Natalie Happenhofer wrote: >>> > Another topic - selecting volumes of interest: I can do that for >>> one file, and it works well. But is it really necessary to repeat >>> this procedure for every file I open in Paraview? Is it possible to >>> select a volume of interest and for every file I open afterward, >>> just this VoI is displayed? >>> > >>> > >>> I would suggest doing this in Python in order to avoid reading the >>> full >>> resolution dataset by default. When opening a file, paraview forces >>> you >>> to click Apply before you can do anything else (such as creating an >>> Extract Subset filter). Thus, the data reader uses >>> UPDATE_EXTENT=WHOLE_EXTENT and you may run out of memory before being >>> able to subset the grid. >>> >>> if instead, you instantiate your reader, do not execute it, do not >>> create a representation for it, then create an Extract Subset with the >>> VOI you desire, and then execute the whole thing, you will end-up >>> passing the VOI extents upstream directly to the reader, and your >>> reader >>> will only execute once with the correct extents. >>> >>> Use the python shell and the followin example: >>> >>> reader = XMLImageDataReader( FileName= '/path/to/data/foo.vti'] ) >>> reader.PointArrayStatus = ['data1'] >>> >>> ExtractSubset1 = ExtractSubset() >>> >>> ExtractSubset1.VOI = [2000, 2255, 2000, 2255, 2000, 2255] >>> >>> DataRepresentation2 = Show(ExtractSubset1) >>> >>> Render() >>> >>> Jean-- >>> Swiss National Supercomputing Center >>> _______________________________________________ >>> Powered by www.kitware.com <http://www.kitware.com> >>> >>> >>> Visit other Kitware open-source projects at >>> http://www.kitware.com/opensource/opensource.html >>> >>> Please keep messages on-topic and check the ParaView Wiki at: >>> http://paraview.org/Wiki/ParaView >>> >>> Follow this link to subscribe/unsubscribe: >>> http://www.paraview.org/mailman/listinfo/paraview >>> >>> >>> >>> >>> _______________________________________________ >>> Powered by www.kitware.com >>> >>> Visit other Kitware open-source projects at >>> http://www.kitware.com/opensource/opensource.html >>> >>> Please keep messages on-topic and check the ParaView Wiki at: >>> http://paraview.org/Wiki/ParaView >>> >>> Follow this link to subscribe/unsubscribe: >>> http://www.paraview.org/mailman/listinfo/paraview >>> >> _______________________________________________ >> Powered by www.kitware.com >> >> Visit other Kitware open-source projects at >> http://www.kitware.com/opensource/opensource.html >> >> Please keep messages on-topic and check the ParaView Wiki at: >> http://paraview.org/Wiki/ParaView >> >> Follow this link to subscribe/unsubscribe: >> http://www.paraview.org/mailman/listinfo/paraview >> > >
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