bool save_ensemble(){
// Save the ensemble
if(cfg.valid("output")) {
INFO_OUTPUT(1, "Saving as binary " << cfg["output"]);
INFO_OUTPUT(1, ", time = " << current_ens.time_ranges() << endl);
swarm::snapshot::save(current_ens,cfg["output"]);
return true;
}else if(cfg.valid("text_output")) {
INFO_OUTPUT(1, "Saving as text " << cfg["text_output"]);
INFO_OUTPUT(1, ", time = " << current_ens.time_ranges() << endl);
swarm::snapshot::save_text(current_ens,cfg["text_output"]);
return true;
}else
return false;
}
bool read_output_file(defaultEnsemble& ens, config& cfg){
if(cfg.valid("output") ) {
INFO_OUTPUT(1, "Loading from binary file " << cfg["output"]);
ens = swarm::snapshot::load(cfg["output"]);
INFO_OUTPUT(1,", time = " << ens.time_ranges() << endl);
return true;
}else if(cfg.valid("text_output")) {
INFO_OUTPUT(1, "Loading from text file " << cfg["text_output"]);
ens = swarm::snapshot::load_text(cfg["text_output"]);
INFO_OUTPUT(1,", time = " << ens.time_ranges() << endl);
return true;
}else
return false;
}
void run_integration(){
if(!validate_configuration(cfg) ) ERROR( "Invalid configuration" );
load_generate_ensemble();
DEBUG_OUTPUT(2, "Make a copy of ensemble for energy conservation test" );
current_ens = initial_ens.clone();
prepare_integrator();
double integration_time = watch_time ( cfg.valid("interval") ? stability_test : generic_integrate );
save_ensemble();
INFO_OUTPUT( 1, "Integration time: " << integration_time << " ms " << std::endl);
}
void output_test() {
if(!validate_configuration(cfg) ) ERROR( "Invalid configuration" );
if(!read_input_file(initial_ens, cfg) ) {
ERROR("you should have a tested input file");
}
DEBUG_OUTPUT(2, "Make a copy of ensemble for energy conservation test" );
current_ens = initial_ens.clone();
prepare_integrator();
double integration_time = watch_time ( cfg.valid("interval") ? stability_test : generic_integrate );
if(read_output_file(reference_ens,cfg)){
// Compare with reneference ensemble for integrator verification
double pos_diff = 0, vel_diff = 0, time_diff = 0;
bool comparison = compare_ensembles( current_ens, reference_ens , pos_diff, vel_diff, time_diff );
INFO_OUTPUT(1,"\tPosition difference: " << pos_diff << endl
<< "\tVelocity difference: " << vel_diff << endl
<< "\tTime difference: " << time_diff << endl );
if( !comparison || pos_diff > pos_threshold || vel_diff > vel_threshold || time_diff > time_threshold ){
INFO_OUTPUT(0, "Test failed" << endl);
exit(1);
}else {
INFO_OUTPUT(0, "Test success" << endl);
}
}else{
ERROR("You should provide a test output file");
}
INFO_OUTPUT( 1, "Integration time: " << integration_time << " ms " << std::endl);
}