1 // SPDX-FileCopyrightText: Copyright (c) 2017-2024, HONEE contributors. 2 // SPDX-License-Identifier: Apache-2.0 OR BSD-2-Clause 3 4 // libCEED + PETSc Example: Navier-Stokes 5 // 6 // This example demonstrates a simple usage of libCEED with PETSc to solve a Navier-Stokes problem. 7 // 8 // Build with: 9 // 10 // make [PETSC_DIR=</path/to/petsc>] [CEED_DIR=</path/to/libceed>] navierstokes 11 // 12 // Sample runs: 13 // 14 // ./navierstokes -ceed /cpu/self -options_file gaussianwave.yml 15 // ./navierstokes -ceed /gpu/cuda -problem advection -degree 1 16 // 17 //TESTARGS(name="Flat Plate STG",only="cpu") -ceed {ceed_resource} -options_file examples/flatplate_STG.yaml -dm_plex_box_faces 3,63,3 -dm_plex_box_upper -3.082,2.4,.00726 -ts_max_steps 1 -test_type solver -compare_final_state_atol 1e-10 -compare_final_state_filename tests/output/fluids-navierstokes-flatplate-STG.bin 18 //TESTARGS(name="Advection 2D, boundary layer IC",only="cpu") -ceed {ceed_resource} -test_type solver -options_file examples/advection_bl.yaml -dm_plex_box_faces 3,3 -ts_max_steps 0 -advection_ic_bl_height_factor 0.5 -compare_final_state_atol 1e-12 -compare_final_state_filename tests/output/fluids-navierstokes-adv2d-boundary-layer-ic.bin 19 //TESTARGS(name="Advection 2D, implicit square wave, direct div(F_diff)") -ceed {ceed_resource} -test_type solver -options_file examples/advection_wave.yaml -snes_mf -snes_fd -ts_type alpha -dm_plex_box_faces 5,5 -ts_max_steps 5 -diffusion_coeff 5e-3 -div_diff_flux_projection_method direct -compare_final_state_atol 1e-12 -compare_final_state_filename tests/output/fluids-navierstokes-adv2d-wave-square-direct_divdiff.bin 20 //TESTARGS(name="Advection 2D, explicit square wave, indirect div(F_diff)") -ceed {ceed_resource} -test_type solver -options_file examples/advection_wave.yaml -ts_max_steps 5 -dm_plex_box_faces 5,5 -diffusion_coeff 1e-2 -Ctau_d 2 -div_diff_flux_projection_method indirect -compare_final_state_atol 1e-12 -compare_final_state_filename tests/output/fluids-navierstokes-adv2d-wave-square-indirect_divdiff.bin 21 //TESTARGS(name="Advection 2D, sine wave IC",only="cpu") -ceed {ceed_resource} -test_type solver -options_file examples/advection_wave.yaml -ts_max_steps 0 -dm_plex_box_faces 3,3 -advection_ic_wave_type sine -compare_final_state_atol 1e-12 -compare_final_state_filename tests/output/fluids-navierstokes-adv2d-wave-sine.bin 22 //TESTARGS(name="Newtonian and Riemann Solver Unit Tests",only="cpu") -ceed {ceed_resource} -test_type solver -options_file examples/gaussianwave.yaml -compare_final_state_atol 1e100 -compare_final_state_filename tests/output/fluids-navierstokes-gaussianwave-IDL-entropy.bin -dm_plex_box_faces 5,5,1 -ts_max_steps 0 -newtonian_unit_tests -riemann_solver_unit_tests 23 //TESTARGS(name="Gaussian Wave, IDL and Entropy variables") -ceed {ceed_resource} -test_type solver -options_file examples/gaussianwave.yaml -compare_final_state_atol 2e-11 -compare_final_state_filename tests/output/fluids-navierstokes-gaussianwave-IDL-entropy.bin -state_var entropy -dm_plex_box_faces 5,5,1 -ts_max_steps 5 -idl_decay_time 2e-3 -idl_length 0.25 -idl_start 0 -idl_pressure 70 24 //TESTARGS(name="Blasius, SGS DataDriven Sequential Torch",only="torch") -ceed {ceed_resource} -options_file tests/blasius_stgtest.yaml -sgs_model_type data_driven -sgs_model_dd_leakyrelu_alpha 0.3 -sgs_model_dd_parameter_dir examples/dd_sgs_data -ts_dt 2e-9 -state_var primitive -ksp_rtol 1e-12 -snes_rtol 1e-12 -stg_mean_only -stg_fluctuating_IC -test_type solver -compare_final_state_atol 1e-10 -compare_final_state_filename tests/output/fluids-navierstokes-blasius-sgs-data-driven.bin -sgs_model_dd_implementation sequential_torch -sgs_model_dd_torch_model_path ./tests/createPyTorchModel/NNModel_HIT_fp64_jit.pt 25 //TESTARGS(name="Blasius, SGS DataDriven Sequential Ceed") -ceed {ceed_resource} -options_file tests/blasius_stgtest.yaml -sgs_model_type data_driven -sgs_model_dd_leakyrelu_alpha 0.3 -sgs_model_dd_parameter_dir examples/dd_sgs_data -ts_dt 2e-9 -state_var primitive -ksp_rtol 1e-12 -snes_rtol 1e-12 -stg_mean_only -stg_fluctuating_IC -test_type solver -compare_final_state_atol 1e-10 -compare_final_state_filename tests/output/fluids-navierstokes-blasius-sgs-data-driven.bin -sgs_model_dd_implementation sequential_ceed 26 //TESTARGS(name="Gaussian Wave, explicit, supg, IDL") -ceed {ceed_resource} -test_type solver -options_file examples/gaussianwave.yaml -compare_final_state_atol 1e-8 -compare_final_state_filename tests/output/fluids-navierstokes-gaussianwave-explicit.bin -dm_plex_box_faces 2,2,1 -ts_max_steps 5 -degree 3 -implicit false -ts_type rk -stab supg -state_var conservative -mass_ksp_type gmres -mass_pc_jacobi_type diagonal -idl_decay_time 2e-3 -idl_length 0.25 -idl_start 0 -idl_pressure 70 27 //TESTARGS(name="Advection 2D, rotation, explicit, supg, consistent mass") -ceed {ceed_resource} -test_type solver -problem advection -degree 3 -dm_plex_box_faces 2,2 -dm_plex_box_lower 0,0 -dm_plex_box_upper 125,125 -bc_wall 1,2,3,4 -wall_comps 4 -units_kilogram 1e-9 -advection_ic_bubble_rc 100. -ts_dt 1e-3 -ts_max_steps 10 -stab supg -Ctaus 0.5 -mass_ksp_type gmres -mass_pc_type vpbjacobi -compare_final_state_atol 1e-10 -compare_final_state_filename tests/output/fluids-navierstokes-adv2d-rotation-explicit-stab-supg-consistent-mass.bin 28 //TESTARGS(name="Advection, skew") -ceed {ceed_resource} -test_type solver -options_file examples/advection.yaml -ts_max_steps 5 -wind_type translation -wind_translation -0.5547002,0.83205029,0 -advection_ic_type skew -dm_plex_box_faces 2,1,1 -degree 2 -stab supg -stab_tau advdiff_shakib -Ctau_a 4 -Ctau_d 0 -ksp_type gmres -diffusion_coeff 5e-4 -compare_final_state_atol 7e-10 -compare_final_state_filename tests/output/fluids-navierstokes-adv-skew.bin 29 //TESTARGS(name="Blasius, bc_slip, Indirect Diffusive Flux Projection") -ceed {ceed_resource} -test_type solver -options_file examples/blasius.yaml -ts_max_steps 5 -dm_plex_box_faces 3,20,1 -platemesh_nDelta 10 -platemesh_growth 1.2 -bc_outflow 5 -bc_slip 4 -compare_final_state_atol 2E-11 -compare_final_state_filename tests/output/fluids-navierstokes-blasius-bc_slip_indirect.bin -div_diff_flux_projection_method indirect 30 //TESTARGS(name="Blasius, bc_slip, Direct Diffusive Flux Projection") -ceed {ceed_resource} -test_type solver -options_file examples/blasius.yaml -ts_max_steps 5 -dm_plex_box_faces 3,20,1 -platemesh_nDelta 10 -platemesh_growth 1.2 -bc_outflow 5 -bc_slip 4 -compare_final_state_atol 2E-11 -compare_final_state_filename tests/output/fluids-navierstokes-blasius-bc_slip.bin -div_diff_flux_projection_method direct 31 //TESTARGS(name="Advection, rotation, cosine, direct div(F_diff)") -ceed {ceed_resource} -test_type solver -options_file examples/advection.yaml -ts_max_steps 5 -advection_ic_type cosine_hill -dm_plex_box_faces 2,2,1 -diffusion_coeff 5e-3 -div_diff_flux_projection_method direct -compare_final_state_atol 1e-10 -compare_final_state_filename tests/output/fluids-navierstokes-adv-rotation-cosine.bin 32 //TESTARGS(name="Gaussian Wave, using MatShell") -ceed {ceed_resource} -test_type solver -options_file examples/gaussianwave.yaml -compare_final_state_atol 1e-8 -compare_final_state_filename tests/output/fluids-navierstokes-gaussianwave-shell.bin -dm_plex_box_faces 2,2,1 -ts_max_steps 5 -degree 3 -amat_type shell -pc_type vpbjacobi -ts_alpha_radius 0.5 33 //TESTARGS(name="Taylor-Green Vortex IC") -ceed {ceed_resource} -problem taylor_green -test_type solver -dm_plex_dim 3 -dm_plex_box_faces 6,6,6 -ts_max_steps 0 -compare_final_state_atol 1e-12 -compare_final_state_filename tests/output/fluids-navierstokes-taylor-green-IC.bin 34 //TESTARGS(name="Blasius, SGS DataDriven Fused") -ceed {ceed_resource} -options_file tests/blasius_stgtest.yaml -sgs_model_type data_driven -sgs_model_dd_leakyrelu_alpha 0.3 -sgs_model_dd_parameter_dir examples/dd_sgs_data -ts_dt 2e-9 -state_var primitive -ksp_rtol 1e-12 -snes_rtol 1e-12 -stg_mean_only -stg_fluctuating_IC -test_type solver -compare_final_state_atol 1e-10 -compare_final_state_filename tests/output/fluids-navierstokes-blasius-sgs-data-driven.bin 35 //TESTARGS(name="Blasius, Anisotropic Differential Filter") -ceed {ceed_resource} -test_type diff_filter -options_file tests/blasius_test.yaml -compare_final_state_atol 5e-10 -compare_final_state_filename tests/output/fluids-navierstokes-blasius_diff_filter_aniso_vandriest.bin -diff_filter_monitor -ts_max_steps 0 -state_var primitive -diff_filter_friction_length 1e-5 -diff_filter_wall_damping_function van_driest -diff_filter_ksp_rtol 1e-8 -diff_filter_grid_based_width -diff_filter_width_scaling 1,0.7,1 36 //TESTARGS(name="Blasius, Isotropic Differential Filter") -ceed {ceed_resource} -test_type diff_filter -options_file tests/blasius_test.yaml -compare_final_state_atol 2e-12 -compare_final_state_filename tests/output/fluids-navierstokes-blasius_diff_filter_iso.bin -diff_filter_monitor -ts_max_steps 0 -diff_filter_width_scaling 4.2e-5,4.2e-5,4.2e-5 -diff_filter_ksp_atol 1e-14 -diff_filter_ksp_rtol 1e-16 37 //TESTARGS(name="Gaussian Wave, with IDL") -ceed {ceed_resource} -test_type solver -options_file examples/gaussianwave.yaml -compare_final_state_atol 2e-11 -compare_final_state_filename tests/output/fluids-navierstokes-gaussianwave-IDL.bin -dm_plex_box_faces 5,5,1 -ts_max_steps 5 -idl_decay_time 2e-3 -idl_length 0.25 -idl_start 0 -ts_alpha_radius 0.5 -idl_pressure 70 38 //TESTARGS(name="Spanwise Turbulence Statistics") -ceed {ceed_resource} -test_type turb_spanstats -options_file tests/stats_test.yaml -compare_final_state_atol 1E-11 -compare_final_state_filename tests/output/fluids-navierstokes-turb-spanstats-stats.bin 39 //TESTARGS(name="Blasius") -ceed {ceed_resource} -test_type solver -options_file tests/blasius_test.yaml -compare_final_state_atol 2E-11 -compare_final_state_filename tests/output/fluids-navierstokes-blasius.bin 40 //TESTARGS(name="Blasius, STG Inflow") -ceed {ceed_resource} -test_type solver -options_file tests/blasius_stgtest.yaml -compare_final_state_atol 2E-11 -compare_final_state_filename tests/output/fluids-navierstokes-blasius_STG.bin 41 //TESTARGS(name="Blasius, STG Inflow, Weak Temperature") -ceed {ceed_resource} -test_type solver -options_file tests/blasius_stgtest.yaml -compare_final_state_atol 1E-11 -compare_final_state_filename tests/output/fluids-navierstokes-blasius_STG_weakT.bin -weakT 42 //TESTARGS(name="Blasius, Strong STG Inflow") -ceed {ceed_resource} -test_type solver -options_file tests/blasius_stgtest.yaml -compare_final_state_atol 1E-10 -compare_final_state_filename tests/output/fluids-navierstokes-blasius_STG_strongBC.bin -stg_strong true 43 //TESTARGS(name="Channel") -ceed {ceed_resource} -test_type solver -options_file examples/channel.yaml -compare_final_state_atol 2e-11 -compare_final_state_filename tests/output/fluids-navierstokes-channel.bin -dm_plex_box_faces 5,5,1 -ts_max_steps 5 44 //TESTARGS(name="Channel, Primitive") -ceed {ceed_resource} -test_type solver -options_file examples/channel.yaml -compare_final_state_atol 2e-11 -compare_final_state_filename tests/output/fluids-navierstokes-channel-prim.bin -dm_plex_box_faces 5,5,1 -ts_max_steps 5 -state_var primitive 45 //TESTARGS(name="Density Current, explicit") -ceed {ceed_resource} -test_type solver -degree 3 -q_extra 2 -dm_plex_box_faces 1,1,2 -dm_plex_box_lower 0,0,0 -dm_plex_box_upper 125,125,250 -dm_plex_dim 3 -bc_symmetry_x 5,6 -bc_symmetry_y 3,4 -bc_symmetry_z 1,2 -units_kilogram 1e-9 -center 62.5,62.5,187.5 -rc 100. -thetaC -35. -mu 75 -gravity 0,0,-9.81 -ts_dt 1e-3 -units_meter 1e-2 -units_second 1e-2 -ts_max_steps 10 -compare_final_state_atol 1E-11 -compare_final_state_filename tests/output/fluids-navierstokes-dc-explicit.bin 46 //TESTARGS(name="Density Current, implicit, no stabilization") -ceed {ceed_resource} -test_type solver -degree 3 -dm_plex_box_faces 1,1,2 -dm_plex_box_lower 0,0,0 -dm_plex_box_upper 125,125,250 -dm_plex_dim 3 -bc_symmetry_x 5,6 -bc_symmetry_y 3,4 -bc_symmetry_z 1,2 -units_kilogram 1e-9 -center 62.5,62.5,187.5 -rc 100. -thetaC -35. -mu 75 -gravity 0,0,-9.81 -units_meter 1e-2 -units_second 1e-2 -ksp_atol 1e-4 -ksp_rtol 1e-3 -ksp_type bcgs -snes_atol 1e-3 -snes_lag_jacobian 100 -snes_lag_jacobian_persists -snes_mf_operator -ts_dt 1e-3 -implicit -ts_type alpha -ts_max_steps 10 -compare_final_state_atol 5E-4 -compare_final_state_filename tests/output/fluids-navierstokes-dc-implicit-stab-none.bin 47 //TESTARGS(name="Advection, rotation, implicit, SUPG stabilization") -ceed {ceed_resource} -test_type solver -problem advection -CtauS .3 -stab supg -degree 3 -dm_plex_box_faces 1,1,2 -dm_plex_box_lower 0,0,0 -dm_plex_box_upper 125,125,250 -dm_plex_dim 3 -bc_wall 1,2,3,4,5,6 -wall_comps 4 -units_kilogram 1e-9 -advection_ic_bubble_rc 100. -ksp_atol 1e-4 -ksp_rtol 1e-3 -ksp_type bcgs -snes_atol 1e-3 -snes_lag_jacobian 100 -snes_lag_jacobian_persists -snes_mf_operator -ts_dt 1e-3 -implicit -dm_mat_preallocate_skip 0 -ts_type alpha -compare_final_state_atol 5E-4 -ts_max_steps 10 -compare_final_state_filename tests/output/fluids-navierstokes-adv-rotation-implicit-stab-supg.bin 48 //TESTARGS(name="Advection, translation, implicit, SU stabilization") -ceed {ceed_resource} -test_type solver -problem advection -CtauS .3 -stab su -degree 3 -dm_plex_box_faces 1,1,2 -dm_plex_box_lower 0,0,0 -dm_plex_box_upper 125,125,250 -dm_plex_dim 3 -units_kilogram 1e-9 -advection_ic_bubble_rc 100. -ksp_atol 1e-4 -ksp_rtol 1e-3 -ksp_type bcgs -snes_atol 1e-3 -snes_lag_jacobian 100 -snes_lag_jacobian_persists -snes_mf_operator -ts_dt 1e-3 -implicit -dm_mat_preallocate_skip 0 -ts_type alpha -wind_type translation -wind_translation .53,-1.33,-2.65 -bc_inflow 1,2,3,4,5,6 -ts_max_steps 10 -compare_final_state_atol 5E-4 -compare_final_state_filename tests/output/fluids-navierstokes-adv-translation-implicit-stab-su.bin 49 //TESTARGS(name="Advection 2D, rotation, explicit, strong form") -ceed {ceed_resource} -test_type solver -problem advection -strong_form 1 -degree 3 -dm_plex_box_faces 2,2 -dm_plex_box_lower 0,0 -dm_plex_box_upper 125,125 -bc_wall 1,2,3,4 -wall_comps 4 -units_kilogram 1e-9 -advection_ic_bubble_rc 100. -ts_dt 1e-3 -compare_final_state_atol 5E-11 -ts_max_steps 10 -compare_final_state_filename tests/output/fluids-navierstokes-adv2d-rotation-explicit-strong.bin 50 //TESTARGS(name="Advection 2D, rotation, implicit, SUPG stabilization") -ceed {ceed_resource} -test_type solver -problem advection -CtauS .3 -stab supg -degree 3 -dm_plex_box_faces 1,1,2 -dm_plex_box_lower 0,0 -dm_plex_box_upper 125,125 -bc_wall 1,2,3,4 -wall_comps 4 -units_kilogram 1e-9 -advection_ic_bubble_rc 100. -ksp_atol 1e-4 -ksp_rtol 1e-3 -ksp_type bcgs -snes_atol 1e-3 -snes_lag_jacobian 100 -snes_lag_jacobian_persists -snes_mf_operator -ts_dt 1e-3 -implicit -dm_mat_preallocate_skip 0 -ts_type alpha -ts_max_steps 10 -compare_final_state_atol 5E-4 -compare_final_state_filename tests/output/fluids-navierstokes-adv2d-rotation-implicit-stab-supg.bin 51 //TESTARGS(name="Euler, implicit") -ceed {ceed_resource} -test_type solver -problem euler_vortex -degree 3 -dm_plex_box_faces 1,1,2 -dm_plex_box_lower 0,0,0 -dm_plex_box_upper 125,125,250 -dm_plex_dim 3 -units_meter 1e-4 -units_second 1e-4 -mean_velocity 1.4,-2.,0 -bc_inflow 4,6 -bc_outflow 3,5 -bc_symmetry_z 1,2 -vortex_strength 2 -ksp_atol 1e-4 -ksp_rtol 1e-3 -ksp_type bcgs -snes_atol 1e-3 -snes_lag_jacobian 100 -snes_lag_jacobian_persists -snes_mf_operator -ts_dt 1e-3 -implicit -dm_mat_preallocate_skip 0 -ts_type alpha -ts_max_steps 10 -compare_final_state_atol 5E-4 -compare_final_state_filename tests/output/fluids-navierstokes-euler-implicit.bin 52 //TESTARGS(name="Euler, explicit") -ceed {ceed_resource} -test_type solver -problem euler_vortex -degree 3 -q_extra 2 -dm_plex_box_faces 2,2,1 -dm_plex_box_lower 0,0,0 -dm_plex_box_upper 125,125,250 -dm_plex_dim 3 -units_meter 1e-4 -units_second 1e-4 -mean_velocity 1.4,-2.,0 -bc_inflow 4,6 -bc_outflow 3,5 -bc_symmetry_z 1,2 -vortex_strength 2 -ts_dt 1e-7 -ts_rk_type 5bs -ts_rtol 1e-10 -ts_atol 1e-10 -ts_max_steps 10 -compare_final_state_atol 1E-7 -compare_final_state_filename tests/output/fluids-navierstokes-euler-explicit.bin 53 //TESTARGS(name="Sod Shocktube, explicit, SU stabilization, y-z-beta shock capturing") -ceed {ceed_resource} -test_type solver -problem shocktube -degree 1 -q_extra 2 -dm_plex_box_faces 50,1,1 -units_meter 1e-2 units_second 1e-2 -dm_plex_box_lower 0,0,0 -dm_plex_box_upper 1000,20,20 -dm_plex_dim 3 -bc_symmetry_x 5,6 -bc_symmetry_y 3,4 -bc_symmetry_z 1,2 -yzb -stab su -ts_max_steps 10 -compare_final_state_atol 1E-11 -compare_final_state_filename tests/output/fluids-navierstokes-shocktube-explicit-su-yzb.bin 54 55 /// @file 56 /// Navier-Stokes example using PETSc 57 58 const char help[] = "Solve Navier-Stokes using PETSc and libCEED\n"; 59 60 #include <navierstokes.h> 61 #include <petscdevice.h> 62 63 #include <ceed.h> 64 #include <petscdmplex.h> 65 #include <petscts.h> 66 67 int main(int argc, char **argv) { 68 // --------------------------------------------------------------------------- 69 // Initialize PETSc 70 // --------------------------------------------------------------------------- 71 PetscCall(PetscInitialize(&argc, &argv, NULL, help)); 72 73 // --------------------------------------------------------------------------- 74 // Create structs 75 // --------------------------------------------------------------------------- 76 AppCtx app_ctx; 77 PetscCall(PetscCalloc1(1, &app_ctx)); 78 79 ProblemData problem; 80 PetscCall(PetscCalloc1(1, &problem)); 81 82 Honee honee; 83 PetscCall(PetscCalloc1(1, &honee)); 84 85 SimpleBC bc; 86 PetscCall(PetscCalloc1(1, &bc)); 87 88 Physics phys_ctx; 89 PetscCall(PetscCalloc1(1, &phys_ctx)); 90 91 Units units; 92 PetscCall(PetscCalloc1(1, &units)); 93 94 honee->app_ctx = app_ctx; 95 honee->units = units; 96 honee->phys = phys_ctx; 97 problem->set_bc_from_ics = PETSC_TRUE; 98 99 PetscCall(RegisterLogEvents()); 100 101 // --------------------------------------------------------------------------- 102 // Process command line options 103 // --------------------------------------------------------------------------- 104 // -- Process general command line options 105 MPI_Comm comm = PETSC_COMM_WORLD; 106 honee->comm = comm; 107 PetscCall(ProcessCommandLineOptions(comm, app_ctx, bc)); 108 PetscCall(BoundaryConditionSetUp(honee, problem, app_ctx, bc)); 109 110 // --------------------------------------------------------------------------- 111 // Initialize libCEED 112 // --------------------------------------------------------------------------- 113 // -- Initialize backend 114 Ceed ceed; 115 PetscCheck(CeedInit(app_ctx->ceed_resource, &ceed) == CEED_ERROR_SUCCESS, comm, PETSC_ERR_LIB, "Ceed initialization failed"); 116 honee->ceed = ceed; 117 118 PetscCheck(CeedSetErrorHandler(ceed, CeedErrorStore) == CEED_ERROR_SUCCESS, comm, PETSC_ERR_LIB, "Setting libCEED error handler failed"); 119 120 // -- Check preferred MemType 121 CeedMemType mem_type_backend; 122 PetscCallCeed(ceed, CeedGetPreferredMemType(ceed, &mem_type_backend)); 123 124 { 125 const char *resource; 126 PetscCallCeed(ceed, CeedGetResource(ceed, &resource)); 127 if (strstr(resource, "/gpu/sycl")) { 128 PetscDeviceContext dctx; 129 PetscCall(PetscDeviceContextGetCurrentContext(&dctx)); 130 void *stream_handle; 131 PetscCall(PetscDeviceContextGetStreamHandle(dctx, &stream_handle)); 132 PetscCallCeed(ceed, CeedSetStream(ceed, stream_handle)); 133 } 134 } 135 136 // --------------------------------------------------------------------------- 137 // Set up global mesh 138 // --------------------------------------------------------------------------- 139 // -- Create DM 140 DM dm; 141 VecType vec_type = NULL; 142 MatType mat_type = NULL; 143 switch (mem_type_backend) { 144 case CEED_MEM_HOST: 145 vec_type = VECSTANDARD; 146 break; 147 case CEED_MEM_DEVICE: { 148 const char *resolved; 149 PetscCallCeed(ceed, CeedGetResource(ceed, &resolved)); 150 if (strstr(resolved, "/gpu/cuda")) vec_type = VECCUDA; 151 else if (strstr(resolved, "/gpu/hip")) vec_type = VECKOKKOS; 152 else if (strstr(resolved, "/gpu/sycl")) vec_type = VECKOKKOS; 153 else vec_type = VECSTANDARD; 154 } 155 } 156 if (strstr(vec_type, VECCUDA)) mat_type = MATAIJCUSPARSE; 157 else if (strstr(vec_type, VECKOKKOS)) mat_type = MATAIJKOKKOS; 158 else mat_type = MATAIJ; 159 PetscCall(CreateDM(comm, problem, mat_type, vec_type, &dm)); 160 honee->dm = dm; 161 PetscCall(DMSetApplicationContext(dm, honee)); 162 163 // --------------------------------------------------------------------------- 164 // Choose the problem from the list of registered problems 165 // --------------------------------------------------------------------------- 166 { 167 PetscErrorCode (*p)(ProblemData, DM, void *, SimpleBC); 168 PetscCall(PetscFunctionListFind(app_ctx->problems, app_ctx->problem_name, &p)); 169 PetscCheck(p, PETSC_COMM_SELF, 1, "Problem '%s' not found", app_ctx->problem_name); 170 PetscCall((*p)(problem, dm, &honee, bc)); 171 } 172 173 // -- Set up DM 174 PetscCall(SetUpDM(dm, problem, app_ctx->degree, app_ctx->q_extra, bc, phys_ctx)); 175 176 // -- Refine DM for high-order viz 177 if (app_ctx->viz_refine) PetscCall(VizRefineDM(dm, honee, problem, bc, phys_ctx)); 178 179 // --------------------------------------------------------------------------- 180 // Create solution vectors 181 // --------------------------------------------------------------------------- 182 // -- Set up global state vector Q 183 Vec Q; 184 PetscCall(DMCreateGlobalVector(dm, &Q)); 185 PetscCall(VecZeroEntries(Q)); 186 187 // -- Set up local state vectors Q_loc, Q_dot_loc 188 PetscCall(DMCreateLocalVector(dm, &honee->Q_loc)); 189 PetscCall(DMCreateLocalVector(dm, &honee->Q_dot_loc)); 190 PetscCall(VecZeroEntries(honee->Q_dot_loc)); 191 192 // --------------------------------------------------------------------------- 193 // Set up libCEED 194 // --------------------------------------------------------------------------- 195 // -- Set up libCEED objects 196 PetscCall(SetupLibceed(ceed, dm, honee, app_ctx, problem, bc)); 197 198 // --------------------------------------------------------------------------- 199 // Set up ICs 200 // --------------------------------------------------------------------------- 201 // -- Fix multiplicity for ICs 202 PetscCall(ICs_FixMultiplicity(dm, honee, honee->Q_loc, Q, 0.0)); 203 204 // --------------------------------------------------------------------------- 205 // Record boundary values from initial condition 206 // --------------------------------------------------------------------------- 207 // -- This overrides DMPlexInsertBoundaryValues(). 208 // We use this for the main simulation DM because the reference DMPlexInsertBoundaryValues() is very slow on the GPU due to extra device-to-host 209 // communication. If we disable this, we should still get the same results due to the problem->bc function, but with potentially much slower 210 // execution. 211 if (problem->set_bc_from_ics) { 212 PetscCall(SetBCsFromICs(dm, Q, honee->Q_loc)); 213 } 214 215 // --------------------------------------------------------------------------- 216 // Gather initial Q values in case of continuation of simulation 217 // --------------------------------------------------------------------------- 218 // -- Set up initial values from binary file 219 if (app_ctx->use_continue_file) { 220 PetscCall(HoneeLoadInitialCondition(app_ctx->cont_file, &app_ctx->cont_steps, &app_ctx->cont_time, Q)); 221 } 222 223 // -- Zero Q_loc 224 PetscCall(VecZeroEntries(honee->Q_loc)); 225 226 // --------------------------------------------------------------------------- 227 // TS: Create, setup, and solve 228 // --------------------------------------------------------------------------- 229 TS ts; 230 PetscScalar final_time; 231 PetscCall(TSSolve_NS(dm, honee, app_ctx, phys_ctx, problem, &Q, &final_time, &ts)); 232 233 // --------------------------------------------------------------------------- 234 // Post-processing 235 // --------------------------------------------------------------------------- 236 PetscCall(PostProcess(ts, dm, problem, honee, Q, final_time)); 237 238 // --------------------------------------------------------------------------- 239 // Destroy libCEED objects 240 // --------------------------------------------------------------------------- 241 242 PetscCall(TurbulenceStatisticsDestroy(honee)); 243 PetscCall(NodalProjectionDataDestroy(honee->grad_velo_proj)); 244 PetscCall(SgsDDDataDestroy(honee->sgs_dd_data)); 245 PetscCall(DifferentialFilterDataDestroy(honee->diff_filter)); 246 PetscCall(SGS_DD_TrainingDataDestroy(honee->sgs_dd_train)); 247 PetscCall(SmartSimDataDestroy(honee->smartsim)); 248 PetscCall(QDataClearStoredData()); 249 PetscCall(DivDiffFluxProjectionDataDestroy(honee->diff_flux_proj)); 250 251 // -- Vectors 252 PetscCallCeed(ceed, CeedVectorDestroy(&honee->x_coord)); 253 PetscCallCeed(ceed, CeedVectorDestroy(&honee->q_ceed)); 254 PetscCallCeed(ceed, CeedVectorDestroy(&honee->q_dot_ceed)); 255 PetscCallCeed(ceed, CeedVectorDestroy(&honee->g_ceed)); 256 257 // -- Bases 258 PetscCallCeed(ceed, CeedBasisDestroy(&honee->basis_q)); 259 PetscCallCeed(ceed, CeedBasisDestroy(&honee->basis_x)); 260 261 // -- Restrictions 262 PetscCallCeed(ceed, CeedElemRestrictionDestroy(&honee->elem_restr_q)); 263 PetscCallCeed(ceed, CeedElemRestrictionDestroy(&honee->elem_restr_x)); 264 265 // Destroy QFunction contexts after using 266 // ToDo: Simplify tracked libCEED objects, smaller struct 267 { 268 PetscCallCeed(ceed, CeedQFunctionContextDestroy(&problem->apply_inflow.qfctx)); 269 PetscCallCeed(ceed, CeedQFunctionContextDestroy(&problem->apply_inflow_jacobian.qfctx)); 270 PetscCallCeed(ceed, CeedQFunctionContextDestroy(&problem->apply_outflow.qfctx)); 271 PetscCallCeed(ceed, CeedQFunctionContextDestroy(&problem->apply_outflow_jacobian.qfctx)); 272 PetscCallCeed(ceed, CeedQFunctionContextDestroy(&problem->apply_freestream.qfctx)); 273 PetscCallCeed(ceed, CeedQFunctionContextDestroy(&problem->apply_freestream_jacobian.qfctx)); 274 PetscCallCeed(ceed, CeedQFunctionContextDestroy(&problem->apply_slip.qfctx)); 275 PetscCallCeed(ceed, CeedQFunctionContextDestroy(&problem->apply_slip_jacobian.qfctx)); 276 PetscCallCeed(ceed, CeedQFunctionContextDestroy(&problem->ics.qfctx)); 277 PetscCallCeed(ceed, CeedQFunctionContextDestroy(&problem->apply_vol_rhs.qfctx)); 278 PetscCallCeed(ceed, CeedQFunctionContextDestroy(&problem->apply_vol_ifunction.qfctx)); 279 PetscCallCeed(ceed, CeedQFunctionContextDestroy(&problem->apply_vol_ijacobian.qfctx)); 280 } 281 282 // -- Operators 283 PetscCall(OperatorApplyContextDestroy(honee->op_ics_ctx)); 284 PetscCall(OperatorApplyContextDestroy(honee->op_rhs_ctx)); 285 PetscCall(OperatorApplyContextDestroy(honee->op_strong_bc_ctx)); 286 PetscCallCeed(ceed, CeedOperatorDestroy(&honee->op_ifunction)); 287 288 // -- Ceed 289 PetscCheck(CeedDestroy(&ceed) == CEED_ERROR_SUCCESS, comm, PETSC_ERR_LIB, "Destroying Ceed object failed"); 290 291 if (app_ctx->test_type != TESTTYPE_NONE) { 292 PetscInt num_options_left = 0; 293 PetscCall(PetscOptionsLeftGet(NULL, &num_options_left, NULL, NULL)); 294 PetscCheck(num_options_left == 0, PETSC_COMM_WORLD, -1, 295 "There are unused options. This is not allowed. See error message for the unused options (or use -options_left directly)"); 296 } 297 298 // --------------------------------------------------------------------------- 299 // Clean up PETSc 300 // --------------------------------------------------------------------------- 301 // -- Vectors 302 PetscCall(VecDestroy(&Q)); 303 PetscCall(VecDestroy(&honee->Q_loc)); 304 PetscCall(VecDestroy(&honee->Q_dot_loc)); 305 306 PetscCall(KSPDestroy(&honee->mass_ksp)); 307 308 // -- Matrices 309 PetscCall(MatDestroy(&honee->interp_viz)); 310 PetscCall(MatDestroy(&honee->mat_ijacobian)); 311 312 // -- DM 313 PetscCall(DMDestroy(&dm)); 314 PetscCall(DMDestroy(&honee->dm_viz)); 315 316 // -- TS 317 PetscCall(TSDestroy(&ts)); 318 319 // -- Function list 320 PetscCall(PetscFunctionListDestroy(&app_ctx->problems)); 321 322 PetscCall(PetscFree(app_ctx->amat_type)); 323 PetscCall(PetscFree(app_ctx->wall_forces.walls)); 324 PetscCall(PetscViewerDestroy(&app_ctx->wall_forces.viewer)); 325 PetscCall(PetscViewerDestroy(&app_ctx->turb_spanstats_viewer)); 326 327 // -- Structs 328 for (PetscInt i = 0; i < problem->num_bc_defs; i++) { 329 PetscCall(BCDefinitionDestroy(&problem->bc_defs[i])); 330 } 331 PetscCall(PetscFree(problem->bc_defs)); 332 PetscCall(PetscFree(units)); 333 PetscCall(PetscFree(honee)); 334 PetscCall(PetscFree(problem)); 335 PetscCall(PetscFree(bc)); 336 PetscCall(PetscFree(phys_ctx)); 337 PetscCall(PetscFree(app_ctx)); 338 PetscCall(PetscFree(honee)); 339 PetscCall(PetscFree(problem)); 340 341 return PetscFinalize(); 342 } 343