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Fix crash from unviewed parametrized datum plane

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This commit is contained in:
Enmar Abrams 2016-04-27 00:17:48 -04:00 committed by wmayer
parent 76ce101a9b
commit c12c4368cc
1 changed files with 13 additions and 9 deletions
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8
src/Mod/PartDesign/Gui/ViewProviderDatum.cpp
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@ -349,15 +349,19 @@ SbBox3f ViewProviderDatum::getRelevantBoundBox () const {
} }
} }
Gui::View3DInventorViewer* viewer = static_cast<Gui::View3DInventor*>(this->getActiveView())->getViewer(); Gui::View3DInventor* view = dynamic_cast<Gui::View3DInventor*>(this->getActiveView());
if(view){
Gui::View3DInventorViewer* viewer = view->getViewer();
SoGetBoundingBoxAction bboxAction(viewer->getSoRenderManager()->getViewportRegion()); SoGetBoundingBoxAction bboxAction(viewer->getSoRenderManager()->getViewportRegion());
SbBox3f bbox = getRelevantBoundBox (bboxAction, objs); SbBox3f bbox = getRelevantBoundBox (bboxAction, objs);
if ( bbox.getVolume () < Precision::Confusion() ) { if ( bbox.getVolume () < Precision::Confusion() ) {
bbox.extendBy ( defaultBoundBox () ); bbox.extendBy ( defaultBoundBox () );
} }
return bbox; return bbox;
} else {
return defaultBoundBox();
}
} }
SbBox3f ViewProviderDatum::getRelevantBoundBox ( SbBox3f ViewProviderDatum::getRelevantBoundBox (