Method write_element_graph

SRC/recorder/GmshRecorder.cpp:807–1001

int
GmshRecorder::write_element_graph()
{
    static bool do_only_once = true;

    int rank = 0; 
    int nproc = 1; 

#ifdef _PARALLEL_PROCESSING
    rank = theMachineBroker->getPID();  
    nproc = theMachineBroker->getNP();  

    // if (rank > 0)
    // {
    //     return 0;  // Only do this on proc0
    // }

    // DEBUGSTREAM << "Saving mesh for rank ---> " << rank << endln;

    if (theDomain == 0) {
        opserr << "WARNING: setDomain has not been called -- GmshRecorder\n";
        return -1;
    }

    if(do_only_once)        
    {
        // get time and part
        std::stringstream ss;
        ss.precision(precision);
        ss << std::scientific;
        ss << 0 << ' ' << timestep.back();
        std::string stime, spart;
        ss >> spart >> stime;


        // open file
        theFile.close();
        std::stringstream ssmshname;
        ssmshname << filename << ".graphnodes." << rank << ".msh";
        std::string mshname = ssmshname.str();

        // DEBUGSTREAM << "Opening " << mshname.c_str() << endln;


        theFile.open(mshname.c_str(), std::ios::trunc | std::ios::out);
        if (theFile.fail()) {
            opserr << "WARNING: Failed to open file " << mshname.c_str() << "\n";
            return -1;
        }
        theFile.precision(precision);
        theFile << std::scientific;

        write_header();


        Graph& theGraph = theDomain->getElementGraph();
        int numvertex = theGraph.getNumVertex();
        int numedge = theGraph.getNumEdge();