test16.cpp

#include "preprocessor_defines.dat"
#include "Class_Global.hpp"
#include "Class_Para_Tree.hpp"
#include "User_Data_Comm.hpp"
#include "User_Data_LB.hpp"

using namespace std;

// =================================================================================== //

int main(int argc, char *argv[]) {

#if NOMPI==0
    MPI::Init(argc, argv);

    {
#endif
        int iter = 0;

        Class_Para_Tree<2> pablo16;

        int idx = 0;
        pablo16.setBalance(idx,false);

        for (iter=1; iter<6; iter++){
            pablo16.adaptGlobalRefine();
        }

        double xc, yc;
        xc = yc = 0.5;
        double radius = 0.25;

        uint32_t nocts = pablo16.getNumOctants();
        uint32_t nghosts = pablo16.getNumGhosts();
        vector<double> oct_data(nocts, 0.0), ghost_data(nghosts, 0.0);

        for (int i=0; i<nocts; i++){
            vector<vector<double> > nodes = pablo16.getNodes(i);
            vector<double> center = pablo16.getCenter(i);
            for (int j=0; j<global2D.nnodes; j++){
                double x = nodes[j][0];
                double y = nodes[j][1];
                if ((pow((x-xc),2.0)+pow((y-yc),2.0) <= pow(radius,2.0))){
                    oct_data[i] = (pow((center[0]-xc),2.0)+pow((center[1]-yc),2.0));
                }
            }
        }

        iter = 0;
        pablo16.updateConnectivity();
        pablo16.writeTest("Pablo16_iter"+to_string(static_cast<unsigned long long>(iter)), oct_data);

        int start = 1;
        for (iter=start; iter<start+2; iter++){
            for (int i=0; i<nocts; i++){
                vector<vector<double> > nodes = pablo16.getNodes(i);
                vector<double> center = pablo16.getCenter(i);
                for (int j=0; j<global2D.nnodes; j++){
                    double x = nodes[j][0];
                    double y = nodes[j][1];
                    if ((pow((x-xc),2.0)+pow((y-yc),2.0) <= pow(radius,2.0))){
                        if (center[0]<=xc){

                            pablo16.setMarker(i,1);
                        }
                        else{

                            pablo16.setMarker(i,-1);
                        }
                    }
                }
            }

            vector<double> oct_data_new;
            vector<uint32_t> mapper;
            vector<bool> isghost;
            pablo16.adapt(true);
            nocts = pablo16.getNumOctants();
            oct_data_new.resize(nocts, 0.0);

            for (uint32_t i=0; i<nocts; i++){
                pablo16.getMapping(i, mapper, isghost);
                if (pablo16.getIsNewC(i)){
                    for (int j=0; j<global2D.nchildren; j++){
                        if (isghost[j]){
                            oct_data_new[i] += ghost_data[mapper[j]]/global3D.nchildren;
                        }
                        else{
                            oct_data_new[i] += oct_data[mapper[j]]/global3D.nchildren;
                        }
                    }
                }
                else{
                    oct_data_new[i] += oct_data[mapper[0]];
                }
            }

            pablo16.updateConnectivity();
            pablo16.writeTest("Pablo16_iter"+to_string(static_cast<unsigned long long>(iter)), oct_data_new);

            oct_data = oct_data_new;
        }

#if NOMPI==0

        uint8_t levels = 4;
        User_Data_LB<vector<double> > data_lb(oct_data,ghost_data);
        pablo16.loadBalance(data_lb, levels);
#endif

        pablo16.updateConnectivity();
        pablo16.writeTest("Pablo16_iter"+to_string(static_cast<unsigned long long>(iter)), oct_data);

#if NOMPI==0
    }

    MPI::Finalize();
#endif
}