Function main

applications/test/router/Test-processorRouter.C:96–250

int main(int argc, char *argv[])
{
    #include "setRootCase.H"
    #include "createTime.H"
    #include "createMesh.H"

    word procLabel = '[' + word(name(Pstream::myProcNo())) + "]-";

    if (!Pstream::parRun())
    {
        FatalErrorInFunction
            << "Please run in parallel" << exit(FatalError);
    }

    // 'Gather' processor-processor topology
    Gather<labelList> connections
    (
        static_cast<const labelList&>(procNeighbours(mesh))
    );

    // Collect centres of individual meshes (for visualization only)
    Gather<point> meshCentres(meshCentre(mesh));

    if (!Pstream::master())
    {
        return 0;
    }


    //
    // At this point we have the connections between processors and the
    // processor-mesh centres.
    //

    Info<< "connections:" << connections << endl;
    Info<< "meshCentres:" << meshCentres << endl;


    //
    // Dump connections and meshCentres to OBJ file
    //

    fileName fName("decomposition.obj");

    Info<< "Writing decomposition to " << fName << endl;

    OFstream objFile(fName);

    // Write processors as single vertex in centre of mesh
    forAll(meshCentres, proci)
    {
        const point& pt = meshCentres[proci];

        objFile << "v " << pt.x() << ' ' << pt.y() << ' ' << pt.z() << endl;
    }
    // Write connections as lines between processors (duplicated)
    forAll(connections, proci)
    {