// get joints

    // iterate over all skin clusters in DG

    MSpace::Space space = MSpace::kWorld;
    MItDependencyNodes itNodes(MFn::kSkinClusterFilter);
    for( /**/; !itNodes.isDone(); itNodes.next()) {
      MFnSkinCluster fnSkin(itNodes.item());

      // get all influence objects for skin cluster

      MDagPathArray infObjArray;
      fnSkin.influenceObjects(infObjArray, &stat);
      for (unsigned int iInfluence=0; iInfluence<infObjArray.length(); iInfluence++) {
        // get bones

        float m[4][4];
        infObjArray[iInfluence].inclusiveMatrix().get(m);
          exporters->addJoint(infObjArray[iInfluence].partialPathName().asChar(), Matrix4(&m[0][0]));
      }