There was a bug in the server manager configuration XML where no domain was specified for the Opacity property. Domains are used by the animation engine to change the property values. I've committed a fix for it in the CVS. Please update and give it a try.
/cvsroot/ParaView3/ParaView3/Servers/ServerManager/Resources/rendering.xml,v <-- Servers/ServerManager/Resources/rendering.xml new revision: 1.351; previous revision: 1.350 Thanks Utkarsh On Sun, May 31, 2009 at 3:10 AM, Wim van der Meer <[email protected]>wrote: > Hi all, > > Another animation script question. I am trying to create an animation > movie with the fade-out of a Time Annotation filter using its opacity > property. I have attached a short script that shows what I am trying > to do. However , the script produces the following error: > > ERROR: In > /tmp/Kitware/ParaView3/Servers/ServerManager/vtkSMRampKeyFrameProxy.cxx, > line 53 > vtkSMRampKeyFrameProxy (0xb33c390): Cue does not have domain or property > set! > > By the way, using the same method to animate the opacity of a Slice > filter works without problems (thank you Utkarsh). Am I missing > something? > > Here is the script, you need to create a Annotate Time filter in > ParaView and then run this script from the built-in Python shell: > > #!/usr/bin/python > # -*- coding: utf-8 -*- > > # parameters > fps = 24.0 # frames/seconds > time = 6.0 #movie length in seconds > > # get the view and camera, create the movie > view = servermanager.GetRenderView() > camera = view.GetActiveCamera() > camera.SetParallelProjection(True) > camera.SetViewUp(0.0, 1.0, 0.0) > movie = servermanager.animation.AnimationScene() > movie.ViewModules = [view] > movie.NumberOfFrames = fps * time > > # get the annotation and its representation > pm = servermanager.ProxyManager() > anntime = pm.GetProxy("sources", "AnnotateTime1") > anntime_repr = None > for rep in view.Representations: > if rep.Input[0].Proxy == anntime: > anntime_repr = rep > break > > # make sure the annotation is visible > anntime_repr.Opacity = 1.0 > anntime_repr.Visibility = 1 > anntime_repr.Enabled = 1 > > # fade out the annotation > cue = servermanager.animation.KeyFrameAnimationCue() > cue.StartTime = 0.0 > cue.EndTime = 1.0 > > cue.AnimatedProxy = anntime_repr > cue.AnimatedPropertyName = "Opacity" > > keyf0 = servermanager.animation.CompositeKeyFrame(); > keyf0.Type = 2 # Set keyframe interpolation type to Ramp. > keyf0.KeyTime = 0.0 > keyf0.KeyValues= [1.0] > > keyf1 = servermanager.animation.CompositeKeyFrame() > keyf1.KeyTime = 1.0 > keyf1.KeyValues = [0.0] > > cue.KeyFrames = [keyf0, keyf1] > > movie.AddCueProxy(cue) > > # Play the animation > movie.Play() > > > -- > Wim van der Meer > _______________________________________________ > 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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