//====================================================================================================================== //====================================================================================================================== //====================================================================================================================== STKUNIT_UNIT_TEST(perceptMesh, open_new_close_PerceptMesh_2) { EXCEPTWATCH; double x=0.123, y=0.234, z=0.345, time=0.0; // start_demo_open_new_close_PerceptMesh_2 PerceptMesh eMesh(3u); // open the file we previously saved with the new fields eMesh.open_read_only(input_files_loc+"cube_with_pressure.e"); eMesh.print_info("Info after reading mesh"); //eMesh.print_fields(); mesh::FieldBase *f_coords = eMesh.get_field("coordinates"); // create a field function from the existing coordinates field FieldFunction ff_coords("ff_coords", f_coords, eMesh, 3, 3); // here we could evaluate this field function eval_vec3_print(x, y, z, time, ff_coords); // get the pressure field mesh::FieldBase* pressure_field = eMesh.get_field("pressure"); // FIXME std::vector< const mesh::FieldBase * > sync_fields( 1 , pressure_field ); mesh::communicate_field_data( eMesh.get_bulk_data()->shared_aura() , sync_fields ); // FIXME //double * pdata = eMesh.node_field_data(pressure_field, 1); FieldFunction ff_pressure("ff_pressure", pressure_field, eMesh, 3, 1); ff_pressure.add_alias("P"); StringFunction sf_pressure("P"); // a point-source at the origin #define EXACT_SOL log(sqrt( x*x + y*y + z*z) + 1.e-10) StringFunction sf_exact_solution(EXPAND_AND_QUOTE(EXACT_SOL), Name("sf_exact_solution"), 3, 1); StringFunction sf_error = sf_exact_solution - sf_pressure; eval_print(x,y,z,time, sf_error); double val_cpp = EXACT_SOL - pressure_value; double val_sf = eval(x,y,z,time, sf_error); EXPECT_DOUBLE_EQ(val_sf, val_cpp); // end_demo }
void PMMParallelReferenceMeshSmoother::run_wrapper( Mesh* mesh, ParallelMesh* pmesh, MeshDomain* domain, Settings* settings, QualityAssessor* qa, MsqError& err ) { std::cout << "\nP[" << Mesquite::get_parallel_rank() << "] tmp srk PMMParallelReferenceMeshSmoother innerIter= " << innerIter << " parallelIterations= " << parallelIterations << std::endl; //if (!get_parallel_rank()) std::cout << "\nP[" << get_parallel_rank() << "] tmp srk PMMParallelReferenceMeshSmoother: running shape improver... \n" << std::endl; PerceptMesquiteMesh *pmm = dynamic_cast<PerceptMesquiteMesh *>(mesh); PerceptMesh *eMesh = pmm->getPerceptMesh(); m_pmm= pmm; m_eMesh = eMesh; m_num_nodes = m_eMesh->get_number_nodes(); print_comm_list(*eMesh->get_bulk_data(), false); stk::mesh::FieldBase *coord_field = eMesh->get_coordinates_field(); stk::mesh::FieldBase *coord_field_current = coord_field; stk::mesh::FieldBase *coord_field_projected = eMesh->get_field("coordinates_N"); stk::mesh::FieldBase *coord_field_original = eMesh->get_field("coordinates_NM1"); stk::mesh::FieldBase *coord_field_lagged = eMesh->get_field("coordinates_lagged"); m_coord_field_original = coord_field_original; m_coord_field_projected = coord_field_projected; m_coord_field_lagged = coord_field_lagged; m_coord_field_current = coord_field_current; eMesh->copy_field(coord_field_lagged, coord_field_original); // untangle PMMSmootherMetricUntangle untangle_metric(eMesh); // shape-size-orient smooth PMMSmootherMetricShapeSizeOrient shape_metric(eMesh); // shape PMMSmootherMetricShapeB1 shape_b1_metric(eMesh); // scaled jacobian PMMSmootherMetricScaledJacobianElemental scaled_jac_metric(eMesh); // scaled jacobian - nodal PMMSmootherMetricScaledJacobianNodal scaled_jac_metric_nodal(eMesh); //double omegas[] = {0.0, 0.001, 0.01, 0.1, 0.2, 0.4, 0.6, 0.8, 1.0}; //double omegas[] = {0.001, 1.0}; //double omegas[] = { 0.001, 0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.08, 0.09, 0.1, 0.2, 0.4, 0.45,0.46,0.47,0.48,0.49,0.5,0.52,0.54,0.56,0.59, 0.6, 0.8, 1.0}; double omegas[] = { 1.0}; //double omegas[] = {0.0, 0.001, 0.01, 0.1, 0.11, 0.12, 0.13, 0.14, 0.15, 0.16, 0.17, 0.18, 0.19, 0.2, 0.4, 0.6, 0.8, 1.0}; int nomega = sizeof(omegas)/sizeof(omegas[0]); for (int outer = 0; outer < nomega; outer++) { double omega = (outer < nomega ? omegas[outer] : 1.0); m_omega = omega; m_omega_prev = omega; if (outer > 0) m_omega_prev = omegas[outer-1]; // set current state and evaluate mesh validity (current = omega*project + (1-omega)*original) eMesh->nodal_field_axpbypgz(omega, coord_field_projected, (1.0-omega), coord_field_original, 0.0, coord_field_current); int num_invalid = PMMParallelShapeImprover::parallel_count_invalid_elements(m_eMesh); if (!get_parallel_rank()) std::cout << "\ntmp srk PMMParallelReferenceMeshSmoother num_invalid current= " << num_invalid << " for outer_iter= " << outer << " omega= " << omega << (num_invalid ? " WARNING: invalid elements exist before Mesquite smoothing" : " OK") << std::endl; //if (num_invalid) return; m_num_invalid = num_invalid; m_untangled = (m_num_invalid == 0); int iter_all=0; int do_anim = 0; // = frequency of anim writes if (do_anim) { eMesh->save_as("anim_all."+toString(iter_all)+".e"); } for (int stage = 0; stage < 2; stage++) { m_stage = stage; if (stage==0) { m_metric = &untangle_metric; //m_metric = &scaled_jac_metric_nodal; } else { int num_invalid_1 = PMMParallelShapeImprover::parallel_count_invalid_elements(m_eMesh); VERIFY_OP_ON(num_invalid_1, ==, 0, "Invalid elements exist for start of stage 2, aborting"); //m_metric = &shape_metric; m_metric = &shape_b1_metric; //m_metric = &scaled_jac_metric; } for (int iter = 0; iter < innerIter; ++iter, ++iter_all) { m_iter = iter; int num_invalid_0 = PMMParallelShapeImprover::parallel_count_invalid_elements(m_eMesh); m_num_invalid = num_invalid_0; // if (!get_parallel_rank() && num_invalid_0) // std::cout << "\ntmp srk PMMParallelReferenceMeshSmoother num_invalid current= " << num_invalid_0 // << (num_invalid ? " WARNING: invalid elements exist before Mesquite smoothing" : "OK") // << std::endl; m_global_metric = run_one_iteration(mesh, domain, err); sync_fields(iter); num_invalid_0 = PMMParallelShapeImprover::parallel_count_invalid_elements(m_eMesh); m_num_invalid = num_invalid_0; bool conv = check_convergence(); if (!get_parallel_rank()) { std::cout << "P[" << get_parallel_rank() << "] " << "tmp srk iter= " << iter << " dmax= " << m_dmax << " m_dnew= " << m_dnew << " m_d0= " << m_d0 << " m_alpha= " << m_alpha << " m_grad_norm= " << m_grad_norm << " m_scaled_grad_norm = " << m_scaled_grad_norm << " num_invalid= " << num_invalid_0 << " m_global_metric= " << m_global_metric << " m_untangled= " << m_untangled << std::endl; } if (do_anim) { eMesh->save_as("iter_"+toString(outer)+"_"+toString(stage)+"."+toString(iter+1)+".e"); if (iter_all % do_anim == 0) eMesh->save_as("anim_all."+toString(iter_all+1)+".e"); } if (!m_untangled && m_num_invalid == 0) { m_untangled = true; } if (conv && m_untangled) break; //if (iter == 5) break; //if (iter == 0) exit(1); } eMesh->save_as("outer_iter_"+toString(outer)+"_"+toString(stage)+"_mesh.e"); } eMesh->copy_field(coord_field_lagged, coord_field); } //if (!get_parallel_rank()) MPI_Barrier( MPI_COMM_WORLD ); std::cout << "\nP[" << get_parallel_rank() << "] tmp srk PMMParallelReferenceMeshSmoother: running shape improver... done \n" << std::endl; MSQ_ERRRTN(err); }
//====================================================================================================================== //====================================================================================================================== //====================================================================================================================== STKUNIT_UNIT_TEST(perceptMesh, open_new_close_PerceptMesh) { EXCEPTWATCH; // start_demo_open_new_close_PerceptMesh PerceptMesh eMesh(3u); eMesh.new_mesh(GMeshSpec("3x3x3|bbox:0,0,0,1,1,1")); // create a 3x3x3 hex mesh in the unit cube int scalarDimension = 0; // a scalar int vectorDimension = 3; mesh::FieldBase* pressure_field = eMesh.add_field("pressure", stk::mesh::fem::FEMMetaData::NODE_RANK, scalarDimension); eMesh.add_field("velocity", stk::mesh::fem::FEMMetaData::NODE_RANK, vectorDimension); eMesh.add_field("element_volume", eMesh.element_rank(), scalarDimension); eMesh.commit(); // create a field function from the new pressure field FieldFunction ff_pressure("ff_pressure", pressure_field, eMesh, 3, 1); // set the value of the pressure field to a constant everywhere ConstantFunction initPressureValues(pressure_value, "initPVal"); ff_pressure.interpolateFrom(initPressureValues); //if (eMesh.get_rank()== 0) eMesh.print_fields("Pressure"); //exit(1); // here we could evaluate this field function double x=0.123, y=0.234, z=0.345, time=0.0; std::cout << "P[" << eMesh.get_rank() << "] " << "before write ff_pressure = " << eval(x,y,z,time, ff_pressure) << std::endl; //eval_print(x, y, z, time, ff_pressure); double pval = eval(x, y, z, time, ff_pressure); EXPECT_DOUBLE_EQ(pval, pressure_value); eMesh.save_as(output_files_loc+"cube_with_pressure.e"); eMesh.close(); // end_demo // start_demo_open_new_close_PerceptMesh_1 // open the file we previously saved with the new fields eMesh.open_read_only(input_files_loc+"cube_with_pressure.e"); // get the pressure field pressure_field = eMesh.get_field("pressure"); // FIXME std::vector< const mesh::FieldBase * > sync_fields( 1 , pressure_field ); mesh::communicate_field_data( eMesh.get_bulk_data()->shared_aura() , sync_fields ); // FIXME //if (1 || eMesh.get_rank()== 0) eMesh.print_fields("Pressure"); FieldFunction ff_pressure_1("ff_pressure", pressure_field, eMesh, 3, 1); ff_pressure_1.add_alias("P"); StringFunction sf_pressure("P"); std::cout << "P[" << eMesh.get_rank() << "] " << "after read ff_pressure = " << eval(x,y,z,time, ff_pressure_1) << std::endl; // a point-source at the origin #define EXACT_SOL log(sqrt( x*x + y*y + z*z) + 1.e-10) StringFunction sf_exact_solution(EXPAND_AND_QUOTE(EXACT_SOL), Name("sf_exact_solution"), 3, 1); StringFunction sf_error = sf_exact_solution - sf_pressure; std::cout << "P[" << eMesh.get_rank() << "] " << "sf_pressure = " << eval(x,y,z,time, sf_pressure) << std::endl; //!eval_print(x,y,z,time, sf_error); std::cout << "P[" << eMesh.get_rank() << "] " << "sf_error = " << eval(x,y,z,time, sf_error) << std::endl; double val_cpp = EXACT_SOL - pressure_value; double val_sf = eval(x,y,z,time, sf_error); EXPECT_DOUBLE_EQ(val_sf, val_cpp); // end_demo }