On Dienstag 18 Oktober 2005 19:05, Melchior FRANZ wrote: > * Erik Hofman -- Saturday 15 October 2005 16:51: > > Mathias Froehlich: > > > > I had a quick view over the ssgBase::ref() calls in flightgear. > > I made them all symmetric and used ssgDeRefDelete to dereference them. > > This patch (in four commit messages) has caused a serious regression: > When using submodels, fgfs crashes within seconds. Try, for example, > this line: > > $ fgfs --aircraft=737 --vc=400 --altitude=20000 > > and let the 737 dive. The contrails will now crash fgfs, as do other > submodels, such as the seafire's smoke. > > $ cvs up -D'2005/10/15 16:51:50' ---> works > > $ cvs up -D'2005/10/15 16:51:55' ---> broken Thanks for reporting. Fixed by the attached patch. Please apply.
Greetings Mathias -- Mathias Fröhlich, email: [EMAIL PROTECTED]
Index: src/AIModel/AIBase.cxx =================================================================== RCS file: /var/cvs/FlightGear-0.9/source/src/AIModel/AIBase.cxx,v retrieving revision 1.43 diff -u -r1.43 AIBase.cxx --- src/AIModel/AIBase.cxx 15 Oct 2005 14:55:51 -0000 1.43 +++ src/AIModel/AIBase.cxx 18 Oct 2005 17:42:41 -0000 @@ -160,7 +160,6 @@ prop_root, sim_time_sec); manager->setModel(path, model); - model->ref(); } //else // { @@ -169,6 +168,10 @@ // aip.setVisible(false); // globals->get_scenery()->get_scene_graph()->addKid(aip.getSceneGraph()); // do some setModel stuff. + + if (model) + model->ref(); + return model; }
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