Hi Sam if you need a dummy node for this DiskCache has a beforeRender callback and is way less bloated than adding a Write node.
Pete On Tue, Apr 28, 2015 at 10:11 AM, Sam Cole <[email protected]> wrote: > Hi Frank, > > I have to admit I scanned that super quickly just now, but it looks like > I'd have to touch the Write node to add beforeRender callbacks? If that's > the case and I get a moment this afternoon I will try stashing a disabled > dummy Write node in a group and see if I can run anything. > > On Mon, Apr 27, 2015 at 8:29 PM, Frank Harrison <[email protected]> > wrote: > >> Does this callback solve your "right before render" problem? >> >> >> http://docs.thefoundry.co.uk/nuke/90/pythondevguide/callbacks.html?highlight=beforerender >> >> >> As for calling something during render, well Nuke provides the >> executeInMainThread() set of functions, NOTE: these only work in GUI mode: >> >> >> http://docs.thefoundry.co.uk/nuke/90/pythondevguide/threading.html?highlight=executeinmainthread >> >> >> Otherwise, the problem is a standard threading issue, i.e. you could >> spawn a thread when you receive beforeRender() to do some tertiary work and >> kill it on afterRender(). However, if you want to communicate with Nuke >> from a custom thread whilst in render/terminal mode you may experience some >> problems calling non-thread safe interfaces (e.g. nuke.createNode()), which >> is something we hope to fix in the not to distant future. >> >> Does that answer you question? :) >> >> On 26 April 2015 at 04:16, Sam Cole <[email protected]> wrote: >> >>> In the same vein, what's the easiest way to call something during a >>> render without touching write nodes? e.g. If I want to call a pyscript >>> buttons execute right before a render but not mess with any of the facility >>> preflight etc. >>> >>> >>> >>> On Sat, Apr 25, 2015 at 1:44 AM, Frank Harrison <[email protected]> >>> wrote: >>> >>>> Just saying that you don't want to rely on having a valid nuke module, >>>> Root_Node, DDImage infrastructure, etc.. >>>> >>>> If it's a gui-only thing you could connect a slot to the aboutToQuit() >>>> signal >>>> >>>> http://doc.qt.io/qt-4.8/qcoreapplication.html#aboutToQuit >>>> >>>> >>>> On 24 April 2015 at 14:19, Fredrik Averpil <[email protected]> >>>> wrote: >>>> >>>>> Hi Frank, >>>>> >>>>> I just ran a test here with atExit, and that worked fine. Are you >>>>> saying I shouldn't rely on it? >>>>> If so, any other ideas? >>>>> >>>>> Regards, >>>>> Fredrik >>>>> >>>>> >>>>> >>>>> On Thu, Apr 23, 2015 at 3:07 PM Frank Harrison <[email protected]> >>>>> wrote: >>>>> >>>>>> Just to let you know that by the time atExit callbacks are called >>>>>> Nuke will have shut down most of its systems :) >>>>>> >>>>>> On 23 April 2015 at 09:05, Ben Dickson <[email protected]> >>>>>> wrote: >>>>>> >>>>>>> You can run code when the python interpreter exits with the 'atexit' >>>>>>> module: >>>>>>> >>>>>>> https://docs.python.org/2/library/atexit.html >>>>>>> >>>>>>> >>>>>>> On 23/04/15 17:27, Fredrik Averpil wrote: >>>>>>> >>>>>>>> Does anyone know if it is possible to tell Nuke to execute a >>>>>>>> function >>>>>>>> when it exits? >>>>>>>> >>>>>>>> Regards, >>>>>>>> Fredrik >>>>>>>> >>>>>>>> >>>>>>>> _______________________________________________ >>>>>>>> Nuke-python mailing list >>>>>>>> [email protected], >>>>>>>> http://forums.thefoundry.co.uk/ >>>>>>>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-python >>>>>>>> >>>>>>>> >>>>>>> -- >>>>>>> ben dickson >>>>>>> 2D TD | [email protected] >>>>>>> rising sun pictures | www.rsp.com.au >>>>>>> _______________________________________________ >>>>>>> Nuke-python mailing list >>>>>>> [email protected], >>>>>>> http://forums.thefoundry.co.uk/ >>>>>>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-python >>>>>>> >>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Frank Harrison >>>>>> Senior Nuke Software Engineer >>>>>> The Foundry >>>>>> Tel: +44 (0)20 7968 6828 - Fax: +44 (0)20 7930 8906 >>>>>> Web: www.thefoundry.co.uk >>>>>> Email: [email protected] >>>>>> _______________________________________________ >>>>>> Nuke-python mailing list >>>>>> [email protected], http://forums.thefoundry.co.uk/ >>>>>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-python >>>>>> >>>>> >>>>> _______________________________________________ >>>>> Nuke-python mailing list >>>>> [email protected], http://forums.thefoundry.co.uk/ >>>>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-python >>>>> >>>>> >>>> >>>> >>>> -- >>>> Frank Harrison >>>> Senior Nuke Software Engineer >>>> The Foundry >>>> Tel: +44 (0)20 7968 6828 - Fax: +44 (0)20 7930 8906 >>>> Web: www.thefoundry.co.uk >>>> Email: [email protected] >>>> >>>> _______________________________________________ >>>> Nuke-python mailing list >>>> [email protected], http://forums.thefoundry.co.uk/ >>>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-python >>>> >>>> >>> >>> _______________________________________________ >>> Nuke-python mailing list >>> [email protected], http://forums.thefoundry.co.uk/ >>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-python >>> >>> >> >> >> -- >> Frank Harrison >> Senior Nuke Software Engineer >> The Foundry >> Tel: +44 (0)20 7968 6828 - Fax: +44 (0)20 7930 8906 >> Web: www.thefoundry.co.uk >> Email: [email protected] >> >> _______________________________________________ >> Nuke-python mailing list >> [email protected], http://forums.thefoundry.co.uk/ >> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-python >> >> > > _______________________________________________ > Nuke-python mailing list > [email protected], http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-python > > -- -
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