int quaddobl_laursys_write ( int topdim )
{
int fail,dim,len;
for(dim=0; dim<=topdim; dim++)
{
fail = copy_quaddobl_laursys_witset(dim);
fail = solcon_number_of_quaddobl_solutions(&len);
printf("-> number of points at dimension %d : %d\n",dim,len);
}
return fail;
}
int call_initialize_quaddobl_homotopy ( int *index )
{
int fail,len,fixed;
fail = read_quaddobl_target_system(); /* no _without_solutions ! */
fail = read_quaddobl_start_system();
fail = copy_quaddobl_start_solutions_to_container();
fail = solcon_number_of_quaddobl_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_quaddobl_homotopy(fixed);
fail = initialize_quaddobl_solution(*index);
return fail;
}
void test_quaddobl_Newton_Laurent_step ( void )
{
int fail,dim,len;
printf("\nRunning Newton step with quad double arithmetic ...\n");
fail = syscon_read_quaddobl_Laurent_system();
fail = syscon_number_of_quaddobl_Laurentials(&dim);
printf("The system container has %d Laurent polynomials.\n",dim);
fail = solcon_read_quaddobl_solutions();
fail = solcon_number_of_quaddobl_solutions(&len);
printf("The solution container has size %d.\n",len);
fail = solcon_dimension_of_quaddobl_solutions(&dim);
printf("The solutions in the container have dimension %d.\n",dim);
fail = quaddobl_Newton_Laurent_step();
printf("The solutions after the Newton step :\n");
fail = solcon_write_quaddobl_solutions();
}
int named_input_files ( void )
{
int n, fail, len;
char inputfile[80];
int mode = 7;
/* reading target system : 0 for standard, 1 for double double,
2 for quad double, 3 for multiprecision
reading start system : 4 for standard, 5 for double double,
6 for quad double, 7 for multiprecision */
if(mode < 4) printf("\nReading the target system from file ...\n");
if(mode > 3) printf("\nReading the start system from file ...\n");
printf("Give the file name : "); scanf("%s", inputfile);
n = (int) strlen(inputfile);
if(mode == 0)
{
printf("\n... test reading in standard doubles ...\n");
fail = read_standard_target_system_from_file(n, inputfile);
fail = copy_container_to_target_system();
printf("\nThe system read :\n"); fail = write_standard_target_system();
}
else if(mode == 1)
{
printf("\n... test reading in double doubles ...\n");
fail = read_dobldobl_target_system_from_file(n, inputfile);
fail = copy_dobldobl_container_to_target_system();
printf("\nThe system read :\n"); fail = write_dobldobl_target_system();
}
else if(mode == 2)
{
printf("\n... test reading in quad doubles ...\n");
fail = read_quaddobl_target_system_from_file(n, inputfile);
fail = copy_quaddobl_container_to_target_system();
printf("\nThe system read :\n"); fail = write_quaddobl_target_system();
}
else if(mode == 3)
{
printf("\n... test reading in multiprecision ...\n");
fail = read_multprec_target_system_from_file(80, n, inputfile);
fail = copy_multprec_container_to_target_system();
printf("\nThe system read :\n"); fail = write_multprec_target_system();
}
else if(mode == 4)
{
printf("\n... test reading in standard doubles ...\n");
fail = read_standard_start_system_from_file(n, inputfile);
fail = copy_container_to_start_system();
printf("\nThe system read :\n"); fail = write_standard_start_system();
fail = solcon_number_of_solutions(&len);
printf("\nNumber of start solutions in container : %d\n", len);
}
else if(mode == 5)
{
printf("\n... test reading in double doubles ...\n");
fail = read_dobldobl_start_system_from_file(n, inputfile);
fail = copy_dobldobl_container_to_start_system();
printf("\nThe system read :\n"); fail = write_dobldobl_start_system();
fail = solcon_number_of_dobldobl_solutions(&len);
printf("\nNumber of start solutions in container : %d\n", len);
}
else if(mode == 6)
{
printf("\n... test reading in quad doubles ...\n");
fail = read_quaddobl_start_system_from_file(n, inputfile);
fail = copy_quaddobl_container_to_start_system();
printf("\nThe system read :\n"); fail = write_quaddobl_start_system();
fail = solcon_number_of_quaddobl_solutions(&len);
printf("\nNumber of start solutions in container : %d\n", len);
}
else
{
printf("\n... test reading in multiprecision ...\n");
fail = read_multprec_start_system_from_file(80, n, inputfile);
fail = copy_multprec_container_to_start_system();
printf("\nThe system read :\n"); fail = write_multprec_start_system();
fail = solcon_number_of_multprec_solutions(&len);
printf("\nNumber of start solutions in container : %d\n", len);
}
return 0;
}
int quaddobl_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_quaddobl_target_system_without_solutions();
fail = copy_quaddobl_target_system_to_container();
fail = syscon_number_of_quaddobl_polynomials(&dim);
fail = write_quaddobl_target_system();
}
quaddobl_dimensions_broadcast(myid,&dim,&dim);
if(verbose > 0) printf("Process %d has dimension %d.\n",myid,dim);
quaddobl_monomials_broadcast(myid,dim);
if(myid != 0) fail = copy_quaddobl_container_to_target_system();
if(verbose > 0)
if(myid == 1) fail = write_quaddobl_target_system();
if(myid == 0)
{
fail = read_quaddobl_start_system();
fail = copy_quaddobl_start_system_to_container();
fail = write_quaddobl_start_system(); // writes to file
fail = write_quaddobl_start_solutions(); // writes solutions to file
fail = copy_quaddobl_start_solutions_to_container();
fail = solcon_number_of_quaddobl_solutions(&nbsols);
if(verbose>0) printf("Read %d start solutions.\n",nbsols);
}
else
fail = syscon_initialize_number_of_quaddobl_polynomials(dim);
quaddobl_monomials_broadcast(myid,dim); // broadcast start system
if(myid != 0) fail = copy_quaddobl_container_to_start_system();
if(verbose > 0)
if(myid == 1) fail = write_quaddobl_start_system();
parameters_broadcast(myid,nbrp,1);
MPI_Bcast(&nbsols,1,MPI_INT,0,MPI_COMM_WORLD);
quaddobl_solutions_distribute(myid,nbsols,dim,nbrp,&mysolnum,verbose);
fail = solcon_number_of_quaddobl_solutions(&len);
if(verbose > 0) printf("Node %d has %d solutions.\n",myid,len);
if(myid > 0)
{
fail = copy_quaddobl_container_to_start_solutions();
fail = quaddobl_track_paths(myid,nbrp,nbc,outfile,verbose);
}
quaddobl_solutions_collect(myid,nbsols,dim,nbrp,mysolnum);
if(myid == 0)
{
fail = copy_quaddobl_container_to_target_solutions();
fail = write_quaddobl_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;
}
void ada_read_sols ( PolySys& start_sys, PolySolSet& sols )
{
int fail, len;
fail = solcon_number_of_quaddobl_solutions(&len);
// printf("Number of start solutions : %d\n",len);
int dim=start_sys.dim;
sols.dim = dim;
double sol[8*dim+20];
for(int sol_idx=1; sol_idx<len+1; sol_idx++)
{
int mm,k,pos;
// T1 qd_sol[4*dim];
T1* qd_sol;
T1 t_real,t_imag,err,rco,res;
qd_sol = (T1*)calloc(4*dim,sizeof(T1));
solcon_retrieve_next_quaddobl_solution(dim,&k,&mm,sol);
//solcon_retrieve_solution(dim,sol_idx,&mm,sol);
/*std::cout << sol[0] << " " << sol[1] << std::endl;
for(int var_idx=0; var_idx<4; var_idx++)
std::cout << sol[2+2*var_idx] << " " << sol[2+2*var_idx] << std::endl;
std::cout << sol[2+2*dim]
<< " " << sol[3+2*dim]
<< " " << sol[4+2*dim] << std::endl;*/
t_real.x[0] = sol[0];
t_real.x[1] = sol[1];
t_real.x[2] = sol[2];
t_real.x[3] = sol[3];
t_imag.x[0] = sol[4];
t_imag.x[1] = sol[5];
t_imag.x[2] = sol[6];
t_imag.x[3] = sol[7];
pos = 8;
for(int qd_sol_idx=0; qd_sol_idx<4*dim; qd_sol_idx++)
{
T1 sol_real,sol_imag;
sol_real.x[0] = sol[pos++];
sol_real.x[1] = sol[pos++];
sol_real.x[2] = sol[pos++];
sol_real.x[3] = sol[pos++];
sol_imag.x[0] = sol[pos++];
sol_imag.x[1] = sol[pos++];
sol_imag.x[2] = sol[pos++];
sol_imag.x[3] = sol[pos++];
qd_sol[qd_sol_idx++] = sol_real;
qd_sol[qd_sol_idx] = sol_imag;
}
err.x[0] = sol[8*dim+8];
err.x[1] = sol[8*dim+9];
err.x[2] = sol[8*dim+10];
err.x[3] = sol[8*dim+11];
rco.x[0] = sol[8*dim+12];
rco.x[1] = sol[8*dim+13];
rco.x[2] = sol[8*dim+14];
rco.x[3] = sol[8*dim+15];
res.x[0] = sol[8*dim+16];
res.x[1] = sol[8*dim+17];
res.x[2] = sol[8*dim+18];
res.x[3] = sol[8*dim+19];
PolySol* tmp_sol = new PolySol(dim,t_real,t_imag,qd_sol,err,rco,res);
// tmp_sol->print_info(start_sys.pos_var);
sols.add_sol(tmp_sol);
}
// sols.print_info(start_sys.pos_var);
// std::cout << "sol finished" << std::endl;
}
