Method doFlush

src/IECoreScene/SceneCache.cpp:1778–2030

		}

		void doFlush()
		{
			IndexedIOPtr io;
			// save the transform sample times
			if ( m_transformSampleTimes.size() )
			{
				io = m_indexedIO->subdirectory( transformEntry, IndexedIO::CreateIfMissing );
				storeSampleTimes( m_transformSampleTimes, io );
			}

			// detect if topology or prim vars are animated
			if ( !m_objectSampleTimes.empty() )
			{
				if ( m_animatedObjectTopology.second )
				{
					writeAttribute( animatedObjectTopologyAttribute, new BoolData( true ), 0 );
				}
				else
				{
					InternedStringVectorDataPtr primVarData = new InternedStringVectorData();
					std::vector<InternedString> &primVars = primVarData->writable();
					for ( AnimatedPrimVarMap::iterator it = m_animatedObjectPrimVars.begin(); it != m_animatedObjectPrimVars.end(); ++it )
					{
						if ( it->second.second )
						{
							primVars.push_back( it->first );
						}
					}

					writeAttribute( animatedObjectPrimVarsAttribute, primVarData.get(), 0 );
				}
			}

			// save the attribute sample times
			if ( m_attributeSampleTimes.size() )
			{
				io = m_indexedIO->subdirectory( attributesEntry, IndexedIO::CreateIfMissing );
				for ( AttributeSamplesMap::const_iterator it = m_attributeSampleTimes.begin(); it != m_attributeSampleTimes.end(); it++ )
				{
					storeSampleTimes( it->second, io->subdirectory( it->first, IndexedIO::CreateIfMissing ) );
				}
			}
			// save the object sample times
			if ( m_objectSampleTimes.size() )
			{
				io = m_indexedIO->subdirectory( objectEntry, IndexedIO::CreateIfMissing );
				storeSampleTimes( m_objectSampleTimes, io );
			}

			// We have to compute the bounding box over time for the object and each child.
			for ( std::map< SceneCache::Name, WriterImplementationPtr >::const_iterator cit = m_children.begin(); cit != m_children.end(); cit++ )
			{
				const SampleTimes &childBoundTimes = cit->second->m_boundSampleTimes;
				const BoxSamples &childBoxSamples = cit->second->m_boundSamples;
				const SampleTimes &childTransformTimes = cit->second->m_transformSampleTimes;
				const TransformSamples &childTransformSamples = cit->second->m_transformSamples;

				if ( childBoundTimes.size() == 0 )