xref: /libCEED/examples/fluids/navierstokes.h (revision e13f2367fe6909fff484f5bc0bdefbfcf8ffe552)
1 // Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors.
2 // All Rights Reserved. See the top-level LICENSE and NOTICE files for details.
3 //
4 // SPDX-License-Identifier: BSD-2-Clause
5 //
6 // This file is part of CEED:  http://github.com/ceed
7 
8 #ifndef libceed_fluids_examples_navier_stokes_h
9 #define libceed_fluids_examples_navier_stokes_h
10 
11 #include <ceed.h>
12 #include <petscts.h>
13 #include <stdbool.h>
14 
15 #include "./include/petsc_ops.h"
16 #include "qfunctions/newtonian_types.h"
17 #include "qfunctions/stabilization_types.h"
18 
19 #if PETSC_VERSION_LT(3, 20, 0)
20 #error "PETSc v3.20 or later is required"
21 #endif
22 
23 #if PETSC_VERSION_LT(3, 21, 0)
24 #define DMSetCoordinateDisc(a, b, c) DMProjectCoordinates(a, b)
25 #endif
26 
27 #define PetscCallCeed(ceed, ...)                                    \
28   do {                                                              \
29     int ierr = __VA_ARGS__;                                         \
30     if (ierr != CEED_ERROR_SUCCESS) {                               \
31       const char *error_message;                                    \
32       CeedGetErrorMessage(ceed, &error_message);                    \
33       SETERRQ(PETSC_COMM_SELF, PETSC_ERR_LIB, "%s", error_message); \
34     }                                                               \
35   } while (0)
36 
37 // -----------------------------------------------------------------------------
38 // Enums
39 // -----------------------------------------------------------------------------
40 // Translate PetscMemType to CeedMemType
41 static inline CeedMemType MemTypeP2C(PetscMemType mem_type) { return PetscMemTypeDevice(mem_type) ? CEED_MEM_DEVICE : CEED_MEM_HOST; }
42 
43 // Euler - test cases
44 typedef enum {
45   EULER_TEST_ISENTROPIC_VORTEX = 0,
46   EULER_TEST_1                 = 1,
47   EULER_TEST_2                 = 2,
48   EULER_TEST_3                 = 3,
49   EULER_TEST_4                 = 4,
50   EULER_TEST_5                 = 5,
51 } EulerTestType;
52 static const char *const EulerTestTypes[] = {"isentropic_vortex", "test_1",      "test_2", "test_3", "test_4", "test_5",
53                                              "EulerTestType",     "EULER_TEST_", NULL};
54 
55 // Advection - Wind types
56 static const char *const WindTypes[] = {"rotation", "translation", "WindType", "WIND_", NULL};
57 
58 // Advection - Initial Condition Types
59 static const char *const AdvectionICTypes[] = {"sphere", "cylinder", "cosine_hill", "skew", "AdvectionICType", "ADVECTIONIC_", NULL};
60 
61 // Advection - Bubble Continuity Types
62 static const char *const BubbleContinuityTypes[] = {"smooth", "back_sharp", "thick", "cosine", "BubbleContinuityType", "BUBBLE_CONTINUITY_", NULL};
63 
64 // Stabilization methods
65 static const char *const StabilizationTypes[] = {"none", "SU", "SUPG", "StabilizationType", "STAB_", NULL};
66 
67 // Test mode type
68 typedef enum {
69   TESTTYPE_NONE           = 0,
70   TESTTYPE_SOLVER         = 1,
71   TESTTYPE_TURB_SPANSTATS = 2,
72   TESTTYPE_DIFF_FILTER    = 3,
73 } TestType;
74 static const char *const TestTypes[] = {"none", "solver", "turb_spanstats", "diff_filter", "TestType", "TESTTYPE_", NULL};
75 
76 // Subgrid-Stress mode type
77 typedef enum {
78   SGS_MODEL_NONE        = 0,
79   SGS_MODEL_DATA_DRIVEN = 1,
80 } SGSModelType;
81 static const char *const SGSModelTypes[] = {"none", "data_driven", "SGSModelType", "SGS_MODEL_", NULL};
82 
83 // Mesh transformation type
84 typedef enum {
85   MESH_TRANSFORM_NONE      = 0,
86   MESH_TRANSFORM_PLATEMESH = 1,
87 } MeshTransformType;
88 static const char *const MeshTransformTypes[] = {"none", "platemesh", "MeshTransformType", "MESH_TRANSFORM_", NULL};
89 
90 static const char *const DifferentialFilterDampingFunctions[] = {
91     "none", "van_driest", "mms", "DifferentialFilterDampingFunction", "DIFF_FILTER_DAMP_", NULL};
92 
93 // -----------------------------------------------------------------------------
94 // Log Events
95 // -----------------------------------------------------------------------------
96 extern PetscLogEvent FLUIDS_CeedOperatorApply;
97 extern PetscLogEvent FLUIDS_CeedOperatorAssemble;
98 extern PetscLogEvent FLUIDS_CeedOperatorAssembleDiagonal;
99 extern PetscLogEvent FLUIDS_CeedOperatorAssemblePointBlockDiagonal;
100 extern PetscLogEvent FLUIDS_SmartRedis_Init;
101 extern PetscLogEvent FLUIDS_SmartRedis_Meta;
102 extern PetscLogEvent FLUIDS_SmartRedis_Train;
103 extern PetscLogEvent FLUIDS_TrainDataCompute;
104 PetscErrorCode       RegisterLogEvents();
105 
106 // -----------------------------------------------------------------------------
107 // Structs
108 // -----------------------------------------------------------------------------
109 // Structs declarations
110 typedef struct AppCtx_private   *AppCtx;
111 typedef struct CeedData_private *CeedData;
112 typedef struct User_private     *User;
113 typedef struct Units_private    *Units;
114 typedef struct SimpleBC_private *SimpleBC;
115 typedef struct Physics_private  *Physics;
116 
117 // Application context from user command line options
118 struct AppCtx_private {
119   // libCEED arguments
120   char     ceed_resource[PETSC_MAX_PATH_LEN];  // libCEED backend
121   PetscInt degree;
122   PetscInt q_extra;
123   // Solver arguments
124   MatType   amat_type;
125   PetscBool pmat_pbdiagonal;
126   // Post-processing arguments
127   PetscInt  checkpoint_interval;
128   PetscInt  viz_refine;
129   PetscInt  cont_steps;
130   PetscReal cont_time;
131   char      cont_file[PETSC_MAX_PATH_LEN];
132   char      cont_time_file[PETSC_MAX_PATH_LEN];
133   char      output_dir[PETSC_MAX_PATH_LEN];
134   PetscBool add_stepnum2bin;
135   PetscBool checkpoint_vtk;
136   // Problem type arguments
137   PetscFunctionList problems;
138   char              problem_name[PETSC_MAX_PATH_LEN];
139   // Test mode arguments
140   TestType    test_type;
141   PetscScalar test_tol;
142   char        test_file_path[PETSC_MAX_PATH_LEN];
143   // Turbulent spanwise statistics
144   PetscBool         turb_spanstats_enable;
145   PetscInt          turb_spanstats_collect_interval;
146   PetscInt          turb_spanstats_viewer_interval;
147   PetscViewer       turb_spanstats_viewer;
148   PetscViewerFormat turb_spanstats_viewer_format;
149   // Wall forces
150   struct {
151     PetscInt          num_wall;
152     PetscInt         *walls;
153     PetscViewer       viewer;
154     PetscViewerFormat viewer_format;
155     PetscBool         header_written;
156   } wall_forces;
157   // Subgrid Stress Model
158   SGSModelType sgs_model_type;
159   PetscBool    sgs_train_enable;
160   // Differential Filtering
161   PetscBool         diff_filter_monitor;
162   MeshTransformType mesh_transform_type;
163 };
164 
165 // libCEED data struct
166 struct CeedData_private {
167   CeedVector           x_coord, q_data;
168   CeedBasis            basis_x, basis_xc, basis_q, basis_x_sur, basis_q_sur, basis_xc_sur;
169   CeedElemRestriction  elem_restr_x, elem_restr_q, elem_restr_qd_i;
170   CeedOperator         op_setup_vol;
171   OperatorApplyContext op_ics_ctx;
172   CeedQFunction        qf_setup_vol, qf_ics, qf_rhs_vol, qf_ifunction_vol, qf_setup_sur, qf_apply_inflow, qf_apply_inflow_jacobian, qf_apply_outflow,
173       qf_apply_outflow_jacobian, qf_apply_freestream, qf_apply_freestream_jacobian;
174 };
175 
176 typedef struct {
177   DM                    dm;
178   PetscSF               sf;  // For communicating child data to parents
179   OperatorApplyContext  op_stats_collect_ctx, op_proj_rhs_ctx;
180   PetscInt              num_comp_stats;
181   Vec                   Child_Stats_loc, Parent_Stats_loc;
182   KSP                   ksp;         // For the L^2 projection solve
183   CeedScalar            span_width;  // spanwise width of the child domain
184   PetscBool             do_mms_test;
185   OperatorApplyContext  mms_error_ctx;
186   CeedContextFieldLabel solution_time_label, previous_time_label;
187 } SpanStatsData;
188 
189 typedef struct {
190   DM                   dm;
191   PetscInt             num_comp;
192   OperatorApplyContext l2_rhs_ctx;
193   KSP                  ksp;
194 } *NodalProjectionData;
195 
196 typedef struct {
197   DM                   dm_sgs;
198   PetscInt             num_comp_sgs;
199   OperatorApplyContext op_nodal_evaluation_ctx, op_sgs_apply_ctx;
200   CeedVector           sgs_nodal_ceed;
201 } *SgsDDData;
202 
203 typedef struct {
204   DM                   dm_dd_training;
205   PetscInt             num_comp_dd_inputs, write_data_interval;
206   OperatorApplyContext op_training_data_calc_ctx;
207   NodalProjectionData  filtered_grad_velo_proj;
208   size_t               training_data_array_dims[2];
209   PetscBool            overwrite_training_data;
210 } *SGS_DD_TrainingData;
211 
212 typedef struct {
213   DM                   dm_filter;
214   PetscInt             num_filtered_fields;
215   CeedInt             *num_field_components;
216   PetscInt             field_prim_state, field_velo_prod;
217   OperatorApplyContext op_rhs_ctx;
218   KSP                  ksp;
219   PetscBool            do_mms_test;
220 } *DiffFilterData;
221 
222 typedef struct {
223   void    *client;
224   char     rank_id_name[16];
225   PetscInt collocated_database_num_ranks;
226 } *SmartSimData;
227 
228 // PETSc user data
229 struct User_private {
230   MPI_Comm             comm;
231   DM                   dm;
232   DM                   dm_viz;
233   Mat                  interp_viz;
234   Ceed                 ceed;
235   Units                units;
236   Vec                  M_inv, Q_loc, Q_dot_loc;
237   Physics              phys;
238   AppCtx               app_ctx;
239   CeedVector           q_ceed, q_dot_ceed, g_ceed, coo_values_amat, coo_values_pmat, x_ceed;
240   CeedOperator         op_rhs_vol, op_ifunction_vol, op_ifunction, op_ijacobian;
241   OperatorApplyContext op_rhs_ctx, op_strong_bc_ctx;
242   bool                 matrices_set_up;
243   CeedScalar           time_bc_set;
244   SpanStatsData        spanstats;
245   NodalProjectionData  grad_velo_proj;
246   SgsDDData            sgs_dd_data;
247   DiffFilterData       diff_filter;
248   SmartSimData         smartsim;
249   SGS_DD_TrainingData  sgs_dd_train;
250 };
251 
252 // Units
253 struct Units_private {
254   // fundamental units
255   PetscScalar meter;
256   PetscScalar kilogram;
257   PetscScalar second;
258   PetscScalar Kelvin;
259   // derived units
260   PetscScalar Pascal;
261   PetscScalar J_per_kg_K;
262   PetscScalar m_per_squared_s;
263   PetscScalar W_per_m_K;
264   PetscScalar Joule;
265 };
266 
267 // Boundary conditions
268 struct SimpleBC_private {
269   PetscInt num_wall,  // Number of faces with wall BCs
270       wall_comps[5],  // An array of constrained component numbers
271       num_comps,
272       num_slip[3],  // Number of faces with slip BCs
273       num_inflow, num_outflow, num_freestream;
274   PetscInt  walls[16], slips[3][16], inflows[16], outflows[16], freestreams[16];
275   PetscBool user_bc;
276 };
277 
278 // Struct that contains all enums and structs used for the physics of all problems
279 struct Physics_private {
280   PetscBool             implicit;
281   StateVariable         state_var;
282   CeedContextFieldLabel solution_time_label;
283   CeedContextFieldLabel stg_solution_time_label;
284   CeedContextFieldLabel timestep_size_label;
285   CeedContextFieldLabel ics_time_label;
286   CeedContextFieldLabel ijacobian_time_shift_label;
287 };
288 
289 typedef struct {
290   CeedQFunctionUser    qfunction;
291   const char          *qfunction_loc;
292   CeedQFunctionContext qfunction_context;
293 } ProblemQFunctionSpec;
294 
295 // Problem specific data
296 typedef struct ProblemData_private ProblemData;
297 struct ProblemData_private {
298   CeedInt              dim, q_data_size_vol, q_data_size_sur, jac_data_size_sur;
299   CeedScalar           dm_scale;
300   ProblemQFunctionSpec setup_vol, setup_sur, ics, apply_vol_rhs, apply_vol_ifunction, apply_vol_ijacobian, apply_inflow, apply_outflow,
301       apply_freestream, apply_inflow_jacobian, apply_outflow_jacobian, apply_freestream_jacobian;
302   bool      non_zero_time;
303   PetscBool bc_from_ics, use_strong_bc_ceed, uses_newtonian;
304   PetscErrorCode (*print_info)(User, ProblemData *, AppCtx);
305 };
306 
307 extern int FreeContextPetsc(void *);
308 
309 // -----------------------------------------------------------------------------
310 // Set up problems
311 // -----------------------------------------------------------------------------
312 // Set up function for each problem
313 extern PetscErrorCode NS_TAYLOR_GREEN(ProblemData *problem, DM dm, void *ctx, SimpleBC bc);
314 extern PetscErrorCode NS_GAUSSIAN_WAVE(ProblemData *problem, DM dm, void *ctx, SimpleBC bc);
315 extern PetscErrorCode NS_CHANNEL(ProblemData *problem, DM dm, void *ctx, SimpleBC bc);
316 extern PetscErrorCode NS_BLASIUS(ProblemData *problem, DM dm, void *ctx, SimpleBC bc);
317 extern PetscErrorCode NS_NEWTONIAN_IG(ProblemData *problem, DM dm, void *ctx, SimpleBC bc);
318 extern PetscErrorCode NS_DENSITY_CURRENT(ProblemData *problem, DM dm, void *ctx, SimpleBC bc);
319 extern PetscErrorCode NS_EULER_VORTEX(ProblemData *problem, DM dm, void *ctx, SimpleBC bc);
320 extern PetscErrorCode NS_SHOCKTUBE(ProblemData *problem, DM dm, void *ctx, SimpleBC bc);
321 extern PetscErrorCode NS_ADVECTION(ProblemData *problem, DM dm, void *ctx, SimpleBC bc);
322 extern PetscErrorCode NS_ADVECTION2D(ProblemData *problem, DM dm, void *ctx, SimpleBC bc);
323 
324 // Print function for each problem
325 extern PetscErrorCode PRINT_NEWTONIAN(User user, ProblemData *problem, AppCtx app_ctx);
326 
327 extern PetscErrorCode PRINT_EULER_VORTEX(User user, ProblemData *problem, AppCtx app_ctx);
328 
329 extern PetscErrorCode PRINT_SHOCKTUBE(User user, ProblemData *problem, AppCtx app_ctx);
330 
331 extern PetscErrorCode PRINT_ADVECTION(User user, ProblemData *problem, AppCtx app_ctx);
332 
333 extern PetscErrorCode PRINT_ADVECTION2D(User user, ProblemData *problem, AppCtx app_ctx);
334 
335 PetscErrorCode PrintRunInfo(User user, Physics phys_ctx, ProblemData *problem, MPI_Comm comm);
336 
337 // -----------------------------------------------------------------------------
338 // libCEED functions
339 // -----------------------------------------------------------------------------
340 // Utility function to create local CEED restriction
341 PetscErrorCode CreateRestrictionFromPlex(Ceed ceed, DM dm, CeedInt height, DMLabel domain_label, CeedInt label_value, PetscInt dm_field,
342                                          CeedElemRestriction *elem_restr);
343 
344 PetscErrorCode DMPlexCeedElemRestrictionCreate(Ceed ceed, DM dm, DMLabel domain_label, PetscInt label_value, PetscInt height, PetscInt dm_field,
345                                                CeedElemRestriction *restriction);
346 PetscErrorCode DMPlexCeedElemRestrictionCoordinateCreate(Ceed ceed, DM dm, DMLabel domain_label, PetscInt label_value, PetscInt height,
347                                                          CeedElemRestriction *restriction);
348 PetscErrorCode DMPlexCeedElemRestrictionQDataCreate(Ceed ceed, DM dm, DMLabel domain_label, PetscInt label_value, PetscInt height,
349                                                     PetscInt q_data_size, CeedElemRestriction *restriction);
350 PetscErrorCode DMPlexCeedElemRestrictionCollocatedCreate(Ceed ceed, DM dm, DMLabel domain_label, PetscInt label_value, PetscInt height,
351                                                          PetscInt q_data_size, CeedElemRestriction *restriction);
352 
353 PetscErrorCode CreateBasisFromPlex(Ceed ceed, DM dm, DMLabel domain_label, CeedInt label_value, CeedInt height, CeedInt dm_field, CeedBasis *basis);
354 
355 // Utility function to create CEED Composite Operator for the entire domain
356 PetscErrorCode CreateOperatorForDomain(Ceed ceed, DM dm, SimpleBC bc, CeedData ceed_data, Physics phys, CeedOperator op_apply_vol,
357                                        CeedOperator op_apply_ijacobian_vol, CeedInt height, CeedInt P_sur, CeedInt Q_sur, CeedInt q_data_size_sur,
358                                        CeedInt jac_data_size_sur, CeedOperator *op_apply, CeedOperator *op_apply_ijacobian);
359 
360 PetscErrorCode SetupLibceed(Ceed ceed, CeedData ceed_data, DM dm, User user, AppCtx app_ctx, ProblemData *problem, SimpleBC bc);
361 
362 // -----------------------------------------------------------------------------
363 // Time-stepping functions
364 // -----------------------------------------------------------------------------
365 // Compute mass matrix for explicit scheme
366 PetscErrorCode ComputeLumpedMassMatrix(Ceed ceed, DM dm, CeedData ceed_data, Vec M);
367 
368 // RHS (Explicit time-stepper) function setup
369 PetscErrorCode RHS_NS(TS ts, PetscReal t, Vec Q, Vec G, void *user_data);
370 
371 // Implicit time-stepper function setup
372 PetscErrorCode IFunction_NS(TS ts, PetscReal t, Vec Q, Vec Q_dot, Vec G, void *user_data);
373 
374 // User provided TS Monitor
375 PetscErrorCode TSMonitor_NS(TS ts, PetscInt step_no, PetscReal time, Vec Q, void *ctx);
376 
377 // TS: Create, setup, and solve
378 PetscErrorCode TSSolve_NS(DM dm, User user, AppCtx app_ctx, Physics phys, Vec *Q, PetscScalar *f_time, TS *ts);
379 
380 // Update Boundary Values when time has changed
381 PetscErrorCode UpdateBoundaryValues(User user, Vec Q_loc, PetscReal t);
382 
383 // -----------------------------------------------------------------------------
384 // Setup DM
385 // -----------------------------------------------------------------------------
386 // Create mesh
387 PetscErrorCode CreateDM(MPI_Comm comm, ProblemData *problem, MatType, VecType, DM *dm);
388 
389 // Set up DM
390 PetscErrorCode SetUpDM(DM dm, ProblemData *problem, PetscInt degree, PetscInt q_extra, SimpleBC bc, Physics phys);
391 PetscErrorCode DMSetupByOrderBegin_FEM(PetscBool setup_faces, PetscBool setup_coords, PetscInt degree, PetscInt coord_order, PetscInt q_extra,
392                                        PetscInt num_fields, const PetscInt *field_sizes, DM dm);
393 PetscErrorCode DMSetupByOrderEnd_FEM(PetscBool setup_coords, DM dm);
394 PetscErrorCode DMSetupByOrder_FEM(PetscBool setup_faces, PetscBool setup_coords, PetscInt degree, PetscInt coord_order, PetscInt q_extra,
395                                   PetscInt num_fields, const PetscInt *field_sizes, DM dm);
396 
397 // Refine DM for high-order viz
398 PetscErrorCode VizRefineDM(DM dm, User user, ProblemData *problem, SimpleBC bc, Physics phys);
399 
400 // -----------------------------------------------------------------------------
401 // Process command line options
402 // -----------------------------------------------------------------------------
403 // Register problems to be available on the command line
404 PetscErrorCode RegisterProblems_NS(AppCtx app_ctx);
405 
406 // Process general command line options
407 PetscErrorCode ProcessCommandLineOptions(MPI_Comm comm, AppCtx app_ctx, SimpleBC bc);
408 
409 // -----------------------------------------------------------------------------
410 // Miscellaneous utility functions
411 // -----------------------------------------------------------------------------
412 PetscErrorCode ICs_FixMultiplicity(DM dm, CeedData ceed_data, User user, Vec Q_loc, Vec Q, CeedScalar time);
413 
414 PetscErrorCode DMPlexInsertBoundaryValues_FromICs(DM dm, PetscBool insert_essential, Vec Q_loc, PetscReal time, Vec face_geom_FVM, Vec cell_geom_FVM,
415                                                   Vec grad_FVM);
416 
417 // Compare reference solution values with current test run for CI
418 PetscErrorCode RegressionTest(AppCtx app_ctx, Vec Q);
419 
420 // Get error for problems with exact solutions
421 PetscErrorCode PrintError(CeedData ceed_data, DM dm, User user, Vec Q, PetscScalar final_time);
422 
423 // Post-processing
424 PetscErrorCode PostProcess(TS ts, CeedData ceed_data, DM dm, ProblemData *problem, User user, Vec Q, PetscScalar final_time);
425 
426 // -- Gather initial Q values in case of continuation of simulation
427 PetscErrorCode SetupICsFromBinary(MPI_Comm comm, AppCtx app_ctx, Vec Q);
428 
429 // Record boundary values from initial condition
430 PetscErrorCode SetBCsFromICs(DM dm, Vec Q, Vec Q_loc);
431 
432 // Versioning token for binary checkpoints
433 extern const PetscInt32 FLUIDS_FILE_TOKEN;  // for backwards compatibility
434 extern const PetscInt32 FLUIDS_FILE_TOKEN_32;
435 extern const PetscInt32 FLUIDS_FILE_TOKEN_64;
436 
437 // Create appropriate mass qfunction based on number of components N
438 PetscErrorCode CreateMassQFunction(Ceed ceed, CeedInt N, CeedInt q_data_size, CeedQFunction *qf);
439 
440 PetscErrorCode NodalProjectionDataDestroy(NodalProjectionData context);
441 
442 PetscErrorCode PhastaDatFileOpen(const MPI_Comm comm, const char path[PETSC_MAX_PATH_LEN], const PetscInt char_array_len, PetscInt dims[2],
443                                  FILE **fp);
444 
445 PetscErrorCode PhastaDatFileGetNRows(const MPI_Comm comm, const char path[PETSC_MAX_PATH_LEN], PetscInt *nrows);
446 
447 PetscErrorCode PhastaDatFileReadToArrayReal(const MPI_Comm comm, const char path[PETSC_MAX_PATH_LEN], PetscReal array[]);
448 
449 PetscErrorCode IntArrayC2P(PetscInt num_entries, CeedInt **array_ceed, PetscInt **array_petsc);
450 PetscErrorCode IntArrayP2C(PetscInt num_entries, PetscInt **array_petsc, CeedInt **array_ceed);
451 
452 // -----------------------------------------------------------------------------
453 // Turbulence Statistics Collection Functions
454 // -----------------------------------------------------------------------------
455 
456 PetscErrorCode TurbulenceStatisticsSetup(Ceed ceed, User user, CeedData ceed_data, ProblemData *problem);
457 PetscErrorCode TSMonitor_TurbulenceStatistics(TS ts, PetscInt steps, PetscReal solution_time, Vec Q, void *ctx);
458 PetscErrorCode TurbulenceStatisticsDestroy(User user, CeedData ceed_data);
459 
460 // -----------------------------------------------------------------------------
461 // Data-Driven Subgrid Stress (DD-SGS) Modeling Functions
462 // -----------------------------------------------------------------------------
463 
464 PetscErrorCode SgsDDModelSetup(Ceed ceed, User user, CeedData ceed_data, ProblemData *problem);
465 PetscErrorCode SgsDDDataDestroy(SgsDDData sgs_dd_data);
466 PetscErrorCode SgsDDModelApplyIFunction(User user, const Vec Q_loc, Vec G_loc);
467 PetscErrorCode VelocityGradientProjectionSetup(Ceed ceed, User user, CeedData ceed_data, ProblemData *problem, StateVariable state_var_input,
468                                                CeedElemRestriction elem_restr_input, CeedBasis basis_input, NodalProjectionData *pgrad_velo_proj);
469 PetscErrorCode VelocityGradientProjectionApply(NodalProjectionData grad_velo_proj, Vec Q_loc, Vec VelocityGradient);
470 PetscErrorCode GridAnisotropyTensorProjectionSetupApply(Ceed ceed, User user, CeedData ceed_data, CeedElemRestriction *elem_restr_grid_aniso,
471                                                         CeedVector *grid_aniso_vector);
472 PetscErrorCode GridAnisotropyTensorCalculateCollocatedVector(Ceed ceed, User user, CeedData ceed_data, CeedElemRestriction *elem_restr_grid_aniso,
473                                                              CeedVector *aniso_colloc_ceed, PetscInt *num_comp_aniso);
474 
475 // -----------------------------------------------------------------------------
476 // Boundary Condition Related Functions
477 // -----------------------------------------------------------------------------
478 
479 // Setup StrongBCs that use QFunctions
480 PetscErrorCode SetupStrongBC_Ceed(Ceed ceed, CeedData ceed_data, DM dm, User user, ProblemData *problem, SimpleBC bc);
481 
482 PetscErrorCode FreestreamBCSetup(ProblemData *problem, DM dm, void *ctx, NewtonianIdealGasContext newtonian_ig_ctx, const StatePrimitive *reference);
483 PetscErrorCode OutflowBCSetup(ProblemData *problem, DM dm, void *ctx, NewtonianIdealGasContext newtonian_ig_ctx, const StatePrimitive *reference);
484 
485 // -----------------------------------------------------------------------------
486 // Differential Filtering Functions
487 // -----------------------------------------------------------------------------
488 
489 PetscErrorCode DifferentialFilterSetup(Ceed ceed, User user, CeedData ceed_data, ProblemData *problem);
490 PetscErrorCode DifferentialFilterDataDestroy(DiffFilterData diff_filter);
491 PetscErrorCode TSMonitor_DifferentialFilter(TS ts, PetscInt steps, PetscReal solution_time, Vec Q, void *ctx);
492 PetscErrorCode DifferentialFilterApply(User user, const PetscReal solution_time, const Vec Q, Vec Filtered_Solution);
493 PetscErrorCode DifferentialFilterMmsICSetup(ProblemData *problem);
494 
495 // -----------------------------------------------------------------------------
496 // SGS Data-Driven Training via SmartSim
497 // -----------------------------------------------------------------------------
498 PetscErrorCode SmartSimSetup(User user);
499 PetscErrorCode SmartSimDataDestroy(SmartSimData smartsim);
500 PetscErrorCode SGS_DD_TrainingSetup(Ceed ceed, User user, CeedData ceed_data, ProblemData *problem);
501 PetscErrorCode TSMonitor_SGS_DD_Training(TS ts, PetscInt step_num, PetscReal solution_time, Vec Q, void *ctx);
502 PetscErrorCode TSPostStep_SGS_DD_Training(TS ts);
503 PetscErrorCode SGS_DD_TrainingDataDestroy(SGS_DD_TrainingData sgs_dd_train);
504 
505 #endif  // libceed_fluids_examples_navier_stokes_h
506