Function getArraySizeOrZero

components/sceneutil/optimizer.cpp:1207–1210

    namespace
    {
        unsigned getArraySizeOrZero(const osg::Array* array)
        {
            return array == nullptr ? 0 : array->getNumElements();
        }

        void fillArraySizes(const std::vector<osg::ref_ptr<osg::Array>>& arrays, std::vector<unsigned>& sizes)
        {