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Added support for P3D_UPDATE env var for setting the UpdateVisitor::TRAVERSAL_MODE. Accepted settings are "active", "Active", "ACTIVE", or "all", "All", "ALL".

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This commit is contained in:
Robert Osfield
2012-11-13 16:15:20 +00:00
parent e70ece8f10
commit c48335baf7
1 changed files with 16 additions and 2 deletions
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18
applications/present3D/present3D.cpp
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@@ -536,11 +536,25 @@ int main( int argc, char **argv )
bool loopPresentation = false;
while (arguments.read("--loop")) loopPresentation = true;
{
// set update hte default traversal mode settings for update visitor
osg::NodeVisitor::TraversalMode updateTraversalMode = viewer.getUpdateVisitor()->getTraversalMode();
while(arguments.read("--update-active")) viewer.getUpdateVisitor()->setTraversalMode(osg::NodeVisitor::TRAVERSE_ACTIVE_CHILDREN);
while(arguments.read("--update-all")) viewer.getUpdateVisitor()->setTraversalMode(osg::NodeVisitor::TRAVERSE_ALL_CHILDREN);
const char* p3dUpdateStr = getenv("P3D_UPDATE");
if (p3dUpdateStr)
{
std::string updateStr(p3dUpdateStr);
if (updateStr=="active" || updateStr=="Active" || updateStr=="ACTIVE") updateTraversalMode = osg::NodeVisitor::TRAVERSE_ACTIVE_CHILDREN;
else if (updateStr=="all" || updateStr=="All" || updateStr=="ALL") updateTraversalMode = osg::NodeVisitor::TRAVERSE_ALL_CHILDREN;
}
while(arguments.read("--update-active")) updateTraversalMode = osg::NodeVisitor::TRAVERSE_ACTIVE_CHILDREN;
while(arguments.read("--update-all")) updateTraversalMode = osg::NodeVisitor::TRAVERSE_ALL_CHILDREN;
viewer.getUpdateVisitor()->setTraversalMode(updateTraversalMode);
}
// register the slide event handler - which moves the presentation from slide to slide, layer to layer.
osg::ref_ptr<osgPresentation::SlideEventHandler> seh = new osgPresentation::SlideEventHandler(&viewer);
viewer.addEventHandler(seh.get());