FGFS-4.1/OpenSceneGraph
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Added better handling of negative slideNum and layerNum values

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This commit is contained in:
Robert Osfield 2016-06-24 11:26:07 +01:00
parent 5fae9a8b06
commit c2c532d2bb
1 changed files with 2 additions and 2 deletions
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src/osgPresentation/SlideEventHandler.cpp
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@ -1310,7 +1310,7 @@ bool SlideEventHandler::selectSlide(int slideNum,int layerNum)
slideNum = LAST_POSITION;
}
if (slideNum==LAST_POSITION && _presentationSwitch->getNumChildren()>0)
if (slideNum<=LAST_POSITION && _presentationSwitch->getNumChildren()>0)
{
slideNum = _presentationSwitch->getNumChildren()-1;
}
@ -1408,7 +1408,7 @@ bool SlideEventHandler::selectLayer(int layerNum)
layerNum = LAST_POSITION;
}
if (layerNum==LAST_POSITION && _slideSwitch->getNumChildren()>0)
if (layerNum<=LAST_POSITION && _slideSwitch->getNumChildren()>0)
{
layerNum = _slideSwitch->getNumChildren()-1;
}