Hi all
You may try with calling System.gc() - in out project it didn't really close all
mem - leaks, but situation went better after having put it in.
Chris
Kelvin Chung wrote:
> Hi Daniel,
>
> >MIME-Version: 1.0
> >Date: Fri, 17 Nov 2000 12:41:00 -0500
> >From: "Dvorak, Daniel J." <[EMAIL PROTECTED]>
> >Subject: Re: [JAVA3D] Removing Object from Scene Graph
> >To: [EMAIL PROTECTED]
> >
> >Doesn't the VirtualUniverse.removeAllLocales() remove the view side of the
> >SU as well? Then I've got to go about rebuilding it line by line? Is there
> >a way just to remove all the content side of the scene graph with just one
> >line? right now I'm using the following:
> >
> >
> > Enumeration allBGs = dummyU.getLocale().getAllBranchGraphs();
> >
> > // first branchgroup is the view branch, leave it alone...
> > BranchGroup BG = (BranchGroup)allBGs.nextElement();
> >
> > // if another branchgroup exists, it is the content group, so remove
> >it.
> > if (allBGs.hasMoreElements()) {
> > BG = (BranchGroup)allBGs.nextElement();
> > dummyU.getLocale().removeBranchGraph(BG);
> > BG=null;
> > }
> >
> >
>
> Yes, it will remove the view branch as well.
> The following is used if the program only want to replace
> the View from the scene graph only
>
> simpleuniverse.getViewer().setViewingPlatform(null);
> simpleuniverse.getViewer().getView().removeCanvas3D(c3d);
>
> In fact, the above two statements is another way to cleanup
> the Java3D internal threads instead of
> VirtualUniverse.removeAllLocales()
>
> Currently there is no API to remove just the content side
> of scene graph without removing the View branch.
>
> Instead of just remove the content branch, it is recommend to
> call removeAllLocales() in the original VirtualUniverse,
> then new a VirtualUniverse and attach the old View branch
> group to this newly create VirtualUniverse. Once the view branch
> group is attach, Java3D will recreate the internal threads
> for the scene graph. This can be used to workaround
> memory leak bug right now. If, however, the View branch is
> not reuse and removeAllLocales() is not invoked, then
>
> simpleuniverse.getViewer().setViewingPlatform(null);
> simpleuniverse.getViewer().getView().removeCanvas3D(c3d);
>
> in the View branch must call to free memory.
>
> Thanks.
>
> - Kelvin
> ------------------
> Java 3D Team
> Sun Microsystems Inc.
>
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