Method writeNodeInstances

dae2ma/src/DAE2MAVisualSceneImporter.cpp:1515–1589

-----------------------------------

    // -----------------------------------
    void VisualSceneImporter::writeNodeInstances ()
    {
        // A pointer to the current maya ascii file.
        FILE* file = getDocumentImporter ()->getFile ();

        // Go through the transform instances and copy / move the instantiated nodes.
        UniqueIdUniqueIdsMap::iterator it = mTransformInstancesMap.begin ();
        while ( it != mTransformInstancesMap.end() )
        {
            const COLLADAFW::UniqueId& instanceNodeId = it->first;
            BaseImporter::UniqueIdVec& parentNodes = it->second;
            if ( parentNodes.size () == 0 )
            {
                std::cerr << "There has to be a parent node for the current transform node! Can't import!" << std::endl;
                continue;
            }

            // Get the maya child node and read the path.
            MayaNodesList* childTransformNodes = findMayaTransformNodes ( instanceNodeId );
            if ( childTransformNodes == 0 || childTransformNodes->size () == 0 )
            {
                std::cerr << "The referenced transform node doesn't exist!" << std::endl;
                return;
            }
            // The first node is always the reference node for the other instances.
            MayaNode* mayaChildNode = (*childTransformNodes) [0];
            const COLLADAFW::UniqueId& childTransformId = mayaChildNode->getUniqueId ();
            String childNodeName = mayaChildNode->getName ();
            String childNodePath = mayaChildNode->getNodePath ();

            // Go through the instances.
            size_t numInstances = parentNodes.size ();
            for ( size_t i=0; i<numInstances; ++i )
            {
                const COLLADAFW::UniqueId& parentTransformId = parentNodes [i];
                
                // Get the maya parent nodes and read the path.
                MayaNodesList* parentTransformNodes = findMayaTransformNodes ( parentTransformId );
                if ( parentTransformNodes == 0 )
                {
                    std::cerr << "The referenced transform node doesn't exist!" << std::endl;
                    return;
                }
                // Multiple parent instances...
                MayaNode* mayaParentNode = (*parentTransformNodes) [0];
                String parentNodeName = mayaParentNode->getName ();
                String parentNodePath = mayaParentNode->getNodePath ();

                // This flag is set, if the node is not from the visual scene, 
                // but from the library nodes. We don't have to create a new instance, 
                // instead of this we have to move the node!
//                 bool isCorrectPositioned = mayaChildNode->getIsCorrectPositioned ();
//                 if ( !isCorrectPositioned )
//                 {
//                     // parent -shape -noConnections -relative "|node1|node2" "|rootNode";
//                     MayaDM::parent ( file, childNodePath, parentNodePath, false, false, true, true  );
//                     mayaChildNode->setIsCorrectPositioned ( true );
//                     mayaChildNode->setParent ( mayaParentNode );