test15.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> pablo15;

        int idx = 0;
        pablo15.setBalance(idx,false);

        for (iter=1; iter<6; iter++){
            pablo15.adaptGlobalRefine();
        }

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

        uint32_t nocts = pablo15.getNumOctants();
        uint32_t nghosts = pablo15.getNumGhosts();
        vector<double> oct_data(nocts, 0.0), ghost_data(nghosts, 0.0);

        for (int i=0; i<nocts; i++){
            vector<vector<double> > nodes = pablo15.getNodes(i);
            vector<double> center = pablo15.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;
        pablo15.updateConnectivity();
        pablo15.writeTest("Pablo15_iter"+to_string(static_cast<unsigned long long>(iter)), oct_data);

        int start = 1;
        vector<double> weight(nocts, 1.0),weightGhost;
        for (iter=start; iter<start+2; iter++){
            for (int i=0; i<nocts; i++){
                vector<vector<double> > nodes = pablo15.getNodes(i);
                vector<double> center = pablo15.getCenter(i);
                for (int j=0; j<global2D.nnodes; j++){
                    weight[i] = 2.0;
                    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){

                            pablo15.setMarker(i,1);
                            weight[i] = 1.0;
                        }
                        else{

                            pablo15.setMarker(i,-1);
                            weight[i] = 100.0;
                        }
                    }
                }
            }

            vector<double> oct_data_new;
            vector<double> weight_new;
            vector<uint32_t> mapper;
            vector<bool> isghost;
            pablo15.adapt(true);
            nocts = pablo15.getNumOctants();
            oct_data_new.resize(nocts, 0.0);
            weight_new.resize(nocts,0.0);

            for (uint32_t i=0; i<nocts; i++){
                pablo15.getMapping(i, mapper, isghost);
                if (pablo15.getIsNewC(i)){
                    for (int j=0; j<global2D.nchildren; j++){
                        oct_data_new[i] += oct_data[mapper[j]]/global2D.nchildren;
                        weight_new[i] += weight[mapper[j]];
                    }
                }
                else if (pablo15.getIsNewR(i)){
                    oct_data_new[i] += oct_data[mapper[0]];
                    weight_new[i] += weight[mapper[0]];
                }
                else{
                    oct_data_new[i] += oct_data[mapper[0]];
                    weight_new[i] += weight[mapper[0]];
                }
            }

            pablo15.updateConnectivity();
            pablo15.writeTest("Pablo15_iter"+to_string(static_cast<unsigned long long>(iter)), oct_data_new);

            oct_data = oct_data_new;
            weight = weight_new;
        }

#if NOMPI==0

//      User_Data_LB<vector<double> > data_lb(oct_data);
        User_Data_LB<vector<double> > data_lb(weight,weightGhost);
        pablo15.loadBalance(data_lb, &weight);
#endif

        double tot = 0.0;
        for (int i=0; i<weight.size(); i++){
            tot += weight[i];
        }
        cout << pablo15.rank << " weight : " << tot << endl;
        cout << pablo15.rank << " size : " << weight.size() << endl;

        pablo15.updateConnectivity();
//      pablo15.writeTest("Pablo15_iter"+to_string(static_cast<unsigned long long>(iter)), oct_data);
        pablo15.writeTest("Pablo15_iter"+to_string(static_cast<unsigned long long>(iter)), weight);

#if NOMPI==0
    }

    MPI::Finalize();
#endif
}