hi Ernesto,
you could do that like that:
std::vector<Number> soln;
es.get_system("System").solution->localize_to_one(soln);
cheers,
Vas
On 16 April 2015 at 02:55, ernestol <[email protected]> wrote:
> Hi all,
>
> I wonder if there is a simple way to get the global solution when
> running the code in parallel?
>
> I tried:
>
> const System& system = es.get_system("System");
> const unsigned short int variable_num =
> system.variable_number("variable");
> const unsigned int dim = mesh.mesh_dimension();
> std::vector<Number> sys_soln;
> system.update_global_solution (sys_soln, 0);
>
> And also created this function
>
> void Solution(const EquationSystems& es,const MeshBase& mesh,string s){
> std::vector<Number> soln;
> std::vector<std::string> names;
> es.build_variable_names(names);
> es.build_solution_vector(soln);
> ofstream myfile;
> myfile.open(s);
> for(unsigned int i=0;i<mesh.n_nodes();i++){
> const unsigned int n_vars = names.size();
> for(unsigned int c=0;c<n_vars;c++){
> myfile << scientific << " " << soln[i*n_vars + c];
> }
> myfile << endl;
> }
> myfile.close();
> }
>
> However both only work in serial. The first in parallel gives me only 0
> so sys_soln and the second gives me an error with PESTC when in
> parallel.
>
> Thanks!
>
> Best,
>
> Ernesto
>
>
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