int call_initialize_dobldobl_homotopy ( int *index )
{
int fail,len,fixed;
fail = read_dobldobl_target_system(); /* no _without_solutions ! */
fail = read_dobldobl_start_system();
fail = copy_dobldobl_start_solutions_to_container();
fail = solcon_number_of_dobldobl_solutions(&len);
printf("Number of start solutions : %d\n",len);
printf("-> give index of solution : "); scanf("%d",index);
printf("Fixed gamma constant ? (1 = yes/0 = no) "); scanf("%d",&fixed);
fail = initialize_dobldobl_homotopy(fixed);
fail = initialize_dobldobl_solution(*index);
return fail;
}
int dobldobl_run ( int myid, int nbrp, int nbc, char* outfile, int verbose )
{
int fail,dim,nbsols,mysolnum,len,*nbpaths;
double startwtime,endwtime,wtime,*time;
startwtime = MPI_Wtime();
if(myid == 0)
{
time = (double*)calloc(nbrp,sizeof(double));
nbpaths = (int*)calloc(nbrp,sizeof(int));
fail = read_dobldobl_target_system_without_solutions();
fail = copy_dobldobl_target_system_to_container();
fail = syscon_number_of_dobldobl_polynomials(&dim);
fail = write_dobldobl_target_system();
}
dobldobl_dimensions_broadcast(myid,&dim,&dim);
if(verbose > 0) printf("Process %d has dimension %d.\n",myid,dim);
dobldobl_monomials_broadcast(myid,dim);
if(myid != 0) fail = copy_dobldobl_container_to_target_system();
if(verbose > 0)
if(myid == 1) fail = write_dobldobl_target_system();
if(myid == 0)
{
fail = read_dobldobl_start_system();
fail = copy_dobldobl_start_system_to_container();
fail = write_dobldobl_start_system(); // writes to file
fail = write_dobldobl_start_solutions(); // writes solutions to file
fail = copy_dobldobl_start_solutions_to_container();
fail = solcon_number_of_dobldobl_solutions(&nbsols);
if(verbose>0) printf("Read %d start solutions.\n",nbsols);
}
else
fail = syscon_initialize_number_of_dobldobl_polynomials(dim);
dobldobl_monomials_broadcast(myid,dim); // broadcast start system
if(myid != 0) fail = copy_dobldobl_container_to_start_system();
if(verbose > 0)
if(myid == 1) fail = write_dobldobl_start_system();
parameters_broadcast(myid,nbrp,verbose);
MPI_Bcast(&nbsols,1,MPI_INT,0,MPI_COMM_WORLD);
dobldobl_solutions_distribute(myid,nbsols,dim,nbrp,&mysolnum,verbose);
fail = solcon_number_of_dobldobl_solutions(&len);
if(verbose > 0) printf("Node %d has %d solutions.\n",myid,len);
if(myid > 0)
{
fail = copy_dobldobl_container_to_start_solutions();
fail = dobldobl_track_paths(myid,nbrp,nbc,outfile,verbose);
}
MPI_Barrier(MPI_COMM_WORLD);
dobldobl_solutions_collect(myid,nbsols,dim,nbrp,mysolnum);
if(myid == 0)
{
fail = copy_dobldobl_container_to_target_solutions();
fail = write_dobldobl_target_solutions();
}
endwtime = MPI_Wtime();
wtime = endwtime-startwtime;
MPI_Gather(&wtime,1,MPI_DOUBLE,time,1,MPI_DOUBLE,0,MPI_COMM_WORLD);
MPI_Gather(&mysolnum,1,MPI_INT,nbpaths,1,MPI_INT,0,MPI_COMM_WORLD);
if(myid == 0)
{
nbpaths[0] = nbsols;
write_time_and_paths_to_defined_output_file(nbrp,time,nbpaths);
free(time); free(nbpaths);
}
return 0;
}