int start_system_broadcast ( int myid, int n, int *nbsols )
{
int fail;
if(myid == 0) /* manager reads start system */
{
fail = read_standard_start_system();
fail = copy_start_system_to_container();
fail = copy_start_solutions_to_container();
}
else
/* initialize system container */
fail = syscon_initialize_number_of_standard_polynomials(n);
monomials_broadcast(myid,n); /* broadcast container */
if(myid != 0) /* copy result of broadcast */
{
fail = copy_container_to_start_system();
fail = syscon_clear_standard_system(); /* clear system container */
}
else
fail = solcon_number_of_standard_solutions(nbsols);
return fail;
}
void test_validate ( void )
{
int fail;
printf("\nCalling Newton validation in PHCpack...\n");
fail = read_standard_start_system();
fail = define_output_file();
printf("\nSee the output file results ...\n\n");
fail = copy_start_system_to_container();
fail = copy_start_solutions_to_container();
fail = validate_solutions();
}
void test_deflate ( void )
{
int fail,dim,len;
printf("\nRunning deflation ...\n");
fail = read_standard_start_system();
fail = copy_start_system_to_container();
fail = copy_start_solutions_to_container();
fail = syscon_number_of_polynomials(&dim);
printf("The system container has %d polynomials.\n",dim);
fail = solcon_number_of_solutions(&len);
printf("The solution container has size %d.\n",len);
fail = standard_deflate();
printf("The solutions after deflation :\n");
fail = solcon_write_solutions();
}
int call_initialize_standard_homotopy ( int *index )
{
int fail,len,fixed;
fail = read_target_system_without_solutions();
fail = read_standard_start_system();
fail = copy_start_solutions_to_container();
fail = solcon_number_of_standard_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_standard_homotopy(fixed);
fail = initialize_standard_solution(*index);
return fail;
}
int standard_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_target_system_without_solutions();
fail = copy_target_system_to_container();
fail = syscon_number_of_standard_polynomials(&dim);
fail = write_standard_target_system(); // writes to file
}
standard_dimensions_broadcast(myid,&dim,&dim);
if(verbose > 0) printf("Process %d has dimension %d.\n",myid,dim);
monomials_broadcast(myid,dim); // broadcast target system
if(myid != 0) fail = copy_container_to_target_system();
if(verbose > 0)
if(myid == 1) fail = write_standard_target_system();
if(myid == 0)
{
fail = read_standard_start_system();
fail = copy_start_system_to_container();
fail = write_standard_start_system(); // writes to file
fail = write_start_solutions(); // writes solutions to file
fail = copy_start_solutions_to_container();
fail = solcon_number_of_standard_solutions(&nbsols);
if(verbose>0) printf("Read %d start solutions.\n",nbsols);
}
else
fail = syscon_initialize_number_of_standard_polynomials(dim);
monomials_broadcast(myid,dim); // broadcast start system
if(myid != 0) fail = copy_container_to_start_system();
if(verbose > 0)
if(myid == 1) fail = write_standard_start_system();
parameters_broadcast(myid,nbrp,verbose);
if(myid == 0) verbose = prompt_for_verbose();
MPI_Barrier(MPI_COMM_WORLD);
MPI_Bcast(&verbose,1,MPI_INT,0,MPI_COMM_WORLD);
MPI_Bcast(&nbsols,1,MPI_INT,0,MPI_COMM_WORLD);
solutions_distribute(myid,nbsols,dim,nbrp,&mysolnum);
fail = solcon_number_of_standard_solutions(&len);
if(verbose > 0) printf("Node %d has %d solutions.\n",myid,len);
if(myid > 0)
{
fail = copy_container_to_start_solutions();
fail = standard_track_paths(myid,nbrp,nbc,outfile,verbose);
}
MPI_Barrier(MPI_COMM_WORLD);
solutions_collect(myid,nbsols,dim,nbrp,mysolnum);
if(myid == 0)
{
fail = copy_container_to_target_solutions();
fail = write_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;
}
