xref: /libCEED/examples/fluids/src/setuplibceed.c (revision 9eb9c072e5a82e606f91268335049ddfee1c572b)
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 /// @file
9 /// Setup libCEED for Navier-Stokes example using PETSc
10 
11 #include "../navierstokes.h"
12 
13 // Utility function - essential BC dofs are encoded in closure indices as -(i+1).
14 PetscInt Involute(PetscInt i) {
15   return i >= 0 ? i : -(i+1);
16 }
17 
18 // Utility function to create local CEED restriction
19 PetscErrorCode CreateRestrictionFromPlex(Ceed ceed, DM dm, CeedInt height,
20     DMLabel domain_label, CeedInt value, CeedElemRestriction *elem_restr) {
21   PetscInt num_elem, elem_size, num_dof, num_comp, *elem_restr_offsets;
22   PetscErrorCode ierr;
23 
24   PetscFunctionBeginUser;
25   ierr = DMPlexGetLocalOffsets(dm, domain_label, value, height, 0, &num_elem,
26                                &elem_size, &num_comp, &num_dof, &elem_restr_offsets);
27   CHKERRQ(ierr);
28 
29   CeedElemRestrictionCreate(ceed, num_elem, elem_size, num_comp,
30                             1, num_dof, CEED_MEM_HOST, CEED_COPY_VALUES,
31                             elem_restr_offsets, elem_restr);
32   ierr = PetscFree(elem_restr_offsets); CHKERRQ(ierr);
33 
34   PetscFunctionReturn(0);
35 }
36 
37 // Utility function to get Ceed Restriction for each domain
38 PetscErrorCode GetRestrictionForDomain(Ceed ceed, DM dm, CeedInt height,
39                                        DMLabel domain_label, PetscInt value,
40                                        CeedInt Q, CeedInt q_data_size,
41                                        CeedElemRestriction *elem_restr_q,
42                                        CeedElemRestriction *elem_restr_x,
43                                        CeedElemRestriction *elem_restr_qd_i) {
44   DM             dm_coord;
45   CeedInt        dim, loc_num_elem;
46   CeedInt        Q_dim;
47   CeedElemRestriction elem_restr_tmp;
48   PetscErrorCode ierr;
49   PetscFunctionBeginUser;
50 
51   ierr = DMGetDimension(dm, &dim); CHKERRQ(ierr);
52   dim -= height;
53   Q_dim = CeedIntPow(Q, dim);
54   ierr = CreateRestrictionFromPlex(ceed, dm, height, domain_label, value,
55                                    &elem_restr_tmp);
56   CHKERRQ(ierr);
57   if (elem_restr_q) *elem_restr_q = elem_restr_tmp;
58   if (elem_restr_x) {
59     ierr = DMGetCellCoordinateDM(dm, &dm_coord); CHKERRQ(ierr);
60     if (!dm_coord) {
61       ierr = DMGetCoordinateDM(dm, &dm_coord); CHKERRQ(ierr);
62     }
63     ierr = DMPlexSetClosurePermutationTensor(dm_coord, PETSC_DETERMINE, NULL);
64     CHKERRQ(ierr);
65     ierr = CreateRestrictionFromPlex(ceed, dm_coord, height, domain_label, value,
66                                      elem_restr_x);
67     CHKERRQ(ierr);
68   }
69   if (elem_restr_qd_i) {
70     CeedElemRestrictionGetNumElements(elem_restr_tmp, &loc_num_elem);
71     CeedElemRestrictionCreateStrided(ceed, loc_num_elem, Q_dim,
72                                      q_data_size, q_data_size*loc_num_elem*Q_dim,
73                                      CEED_STRIDES_BACKEND, elem_restr_qd_i);
74   }
75   if (!elem_restr_q) CeedElemRestrictionDestroy(&elem_restr_tmp);
76   PetscFunctionReturn(0);
77 }
78 
79 PetscErrorCode AddBCSubOperator(Ceed ceed, DM dm, CeedData ceed_data,
80                                 DMLabel domain_label, PetscInt value,
81                                 CeedInt height, CeedInt Q_sur,
82                                 CeedInt q_data_size_sur, CeedInt jac_data_size_sur,
83                                 CeedQFunction qf_apply_bc, CeedQFunction qf_apply_bc_jacobian,
84                                 CeedOperator *op_apply, CeedOperator *op_apply_ijacobian) {
85   CeedVector          q_data_sur, jac_data_sur;
86   CeedOperator        op_setup_sur, op_apply_bc,
87                       op_apply_bc_jacobian = NULL;
88   CeedElemRestriction elem_restr_x_sur, elem_restr_q_sur, elem_restr_qd_i_sur,
89                       elem_restr_jd_i_sur;
90   CeedInt num_qpts_sur;
91   PetscFunctionBeginUser;
92 
93   // --- Get number of quadrature points for the boundaries
94   CeedBasisGetNumQuadraturePoints(ceed_data->basis_q_sur, &num_qpts_sur);
95 
96 
97   // ---- CEED Restriction
98   PetscCall(GetRestrictionForDomain(ceed, dm, height, domain_label, value, Q_sur,
99                                     q_data_size_sur, &elem_restr_q_sur, &elem_restr_x_sur, &elem_restr_qd_i_sur));
100   if (jac_data_size_sur > 0) {
101     // State-dependent data will be passed from residual to Jacobian. This will be collocated.
102     PetscCall(GetRestrictionForDomain(ceed, dm, height, domain_label, value, Q_sur,
103                                       jac_data_size_sur, NULL, NULL, &elem_restr_jd_i_sur));
104     CeedElemRestrictionCreateVector(elem_restr_jd_i_sur, &jac_data_sur, NULL);
105   } else {
106     elem_restr_jd_i_sur = NULL;
107     jac_data_sur = NULL;
108   }
109 
110   // ---- CEED Vector
111   PetscInt loc_num_elem_sur;
112   CeedElemRestrictionGetNumElements(elem_restr_q_sur, &loc_num_elem_sur);
113   CeedVectorCreate(ceed, q_data_size_sur*loc_num_elem_sur*num_qpts_sur,
114                    &q_data_sur);
115 
116   // ---- CEED Operator
117   // ----- CEED Operator for Setup (geometric factors)
118   CeedOperatorCreate(ceed, ceed_data->qf_setup_sur, NULL, NULL, &op_setup_sur);
119   CeedOperatorSetField(op_setup_sur, "dx", elem_restr_x_sur,
120                        ceed_data->basis_x_sur, CEED_VECTOR_ACTIVE);
121   CeedOperatorSetField(op_setup_sur, "weight", CEED_ELEMRESTRICTION_NONE,
122                        ceed_data->basis_x_sur, CEED_VECTOR_NONE);
123   CeedOperatorSetField(op_setup_sur, "surface qdata", elem_restr_qd_i_sur,
124                        CEED_BASIS_COLLOCATED, CEED_VECTOR_ACTIVE);
125 
126   // ----- CEED Operator for Physics
127   CeedOperatorCreate(ceed, qf_apply_bc, NULL, NULL, &op_apply_bc);
128   CeedOperatorSetField(op_apply_bc, "q", elem_restr_q_sur, ceed_data->basis_q_sur,
129                        CEED_VECTOR_ACTIVE);
130   CeedOperatorSetField(op_apply_bc, "Grad_q", elem_restr_q_sur,
131                        ceed_data->basis_q_sur, CEED_VECTOR_ACTIVE);
132   CeedOperatorSetField(op_apply_bc, "surface qdata", elem_restr_qd_i_sur,
133                        CEED_BASIS_COLLOCATED, q_data_sur);
134   CeedOperatorSetField(op_apply_bc, "x", elem_restr_x_sur, ceed_data->basis_x_sur,
135                        ceed_data->x_coord);
136   CeedOperatorSetField(op_apply_bc, "v", elem_restr_q_sur, ceed_data->basis_q_sur,
137                        CEED_VECTOR_ACTIVE);
138   if (elem_restr_jd_i_sur)
139     CeedOperatorSetField(op_apply_bc, "surface jacobian data",
140                          elem_restr_jd_i_sur,
141                          CEED_BASIS_COLLOCATED, jac_data_sur);
142 
143   if (qf_apply_bc_jacobian) {
144     CeedOperatorCreate(ceed, qf_apply_bc_jacobian, NULL, NULL,
145                        &op_apply_bc_jacobian);
146     CeedOperatorSetField(op_apply_bc_jacobian, "dq", elem_restr_q_sur,
147                          ceed_data->basis_q_sur, CEED_VECTOR_ACTIVE);
148     CeedOperatorSetField(op_apply_bc_jacobian, "Grad_dq", elem_restr_q_sur,
149                          ceed_data->basis_q_sur, CEED_VECTOR_ACTIVE);
150     CeedOperatorSetField(op_apply_bc_jacobian, "surface qdata", elem_restr_qd_i_sur,
151                          CEED_BASIS_COLLOCATED, q_data_sur);
152     CeedOperatorSetField(op_apply_bc_jacobian, "x", elem_restr_x_sur,
153                          ceed_data->basis_x_sur, ceed_data->x_coord);
154     CeedOperatorSetField(op_apply_bc_jacobian, "surface jacobian data",
155                          elem_restr_jd_i_sur, CEED_BASIS_COLLOCATED, jac_data_sur);
156     CeedOperatorSetField(op_apply_bc_jacobian, "v", elem_restr_q_sur,
157                          ceed_data->basis_q_sur, CEED_VECTOR_ACTIVE);
158   }
159 
160   // ----- Apply CEED operator for Setup
161   CeedOperatorApply(op_setup_sur, ceed_data->x_coord, q_data_sur,
162                     CEED_REQUEST_IMMEDIATE);
163 
164   // ----- Apply Sub-Operator for Physics
165   CeedCompositeOperatorAddSub(*op_apply, op_apply_bc);
166   if (op_apply_bc_jacobian)
167     CeedCompositeOperatorAddSub(*op_apply_ijacobian, op_apply_bc_jacobian);
168 
169   // ----- Cleanup
170   CeedVectorDestroy(&q_data_sur);
171   CeedVectorDestroy(&jac_data_sur);
172   CeedElemRestrictionDestroy(&elem_restr_q_sur);
173   CeedElemRestrictionDestroy(&elem_restr_x_sur);
174   CeedElemRestrictionDestroy(&elem_restr_qd_i_sur);
175   CeedElemRestrictionDestroy(&elem_restr_jd_i_sur);
176   CeedOperatorDestroy(&op_setup_sur);
177   CeedOperatorDestroy(&op_apply_bc);
178   CeedOperatorDestroy(&op_apply_bc_jacobian);
179 
180   PetscFunctionReturn(0);
181 }
182 
183 // Utility function to create CEED Composite Operator for the entire domain
184 PetscErrorCode CreateOperatorForDomain(Ceed ceed, DM dm, SimpleBC bc,
185                                        CeedData ceed_data, Physics phys,
186                                        CeedOperator op_apply_vol,
187                                        CeedOperator op_apply_ijacobian_vol,
188                                        CeedInt height,
189                                        CeedInt P_sur, CeedInt Q_sur,
190                                        CeedInt q_data_size_sur, CeedInt jac_data_size_sur,
191                                        CeedOperator *op_apply, CeedOperator *op_apply_ijacobian) {
192   DMLabel        domain_label;
193   PetscErrorCode ierr;
194   PetscFunctionBeginUser;
195 
196   // Create Composite Operaters
197   CeedCompositeOperatorCreate(ceed, op_apply);
198   if (op_apply_ijacobian)
199     CeedCompositeOperatorCreate(ceed, op_apply_ijacobian);
200 
201   // --Apply Sub-Operator for the volume
202   CeedCompositeOperatorAddSub(*op_apply, op_apply_vol);
203   if (op_apply_ijacobian)
204     CeedCompositeOperatorAddSub(*op_apply_ijacobian, op_apply_ijacobian_vol);
205 
206   // -- Create Sub-Operator for in/outflow BCs
207   if (phys->has_neumann || 1) {
208     // --- Setup
209     ierr = DMGetLabel(dm, "Face Sets", &domain_label); CHKERRQ(ierr);
210 
211     // --- Create Sub-Operator for inflow boundaries
212     for (CeedInt i=0; i < bc->num_inflow; i++) {
213       PetscCall(AddBCSubOperator(ceed, dm, ceed_data, domain_label, bc->inflows[i],
214                                  height, Q_sur, q_data_size_sur, jac_data_size_sur,
215                                  ceed_data->qf_apply_inflow, ceed_data->qf_apply_inflow_jacobian,
216                                  op_apply, op_apply_ijacobian));
217     }
218 
219     // --- Create Sub-Operator for outflow boundaries
220     for (CeedInt i=0; i < bc->num_outflow; i++) {
221       PetscCall(AddBCSubOperator(ceed, dm, ceed_data, domain_label, bc->outflows[i],
222                                  height, Q_sur, q_data_size_sur, jac_data_size_sur,
223                                  ceed_data->qf_apply_outflow, ceed_data->qf_apply_outflow_jacobian,
224                                  op_apply, op_apply_ijacobian));
225     }
226   }
227 
228   // ----- Get Context Labels for Operator
229   CeedOperatorContextGetFieldLabel(*op_apply, "solution time",
230                                    &phys->solution_time_label);
231   CeedOperatorContextGetFieldLabel(*op_apply, "timestep size",
232                                    &phys->timestep_size_label);
233 
234   PetscFunctionReturn(0);
235 }
236 
237 PetscErrorCode SetupLibceed(Ceed ceed, CeedData ceed_data, DM dm, User user,
238                             AppCtx app_ctx, ProblemData *problem, SimpleBC bc) {
239   PetscErrorCode ierr;
240   PetscFunctionBeginUser;
241 
242   // *****************************************************************************
243   // Set up CEED objects for the interior domain (volume)
244   // *****************************************************************************
245   const PetscInt num_comp_q      = 5;
246   const CeedInt  dim             = problem->dim,
247                  num_comp_x      = problem->dim,
248                  q_data_size_vol = problem->q_data_size_vol,
249                  jac_data_size_vol = num_comp_q + 6 + 3,
250                  P               = app_ctx->degree + 1,
251                  Q               = P + app_ctx->q_extra;
252   CeedElemRestriction elem_restr_jd_i;
253   CeedVector jac_data;
254 
255   // -----------------------------------------------------------------------------
256   // CEED Bases
257   // -----------------------------------------------------------------------------
258   CeedBasisCreateTensorH1Lagrange(ceed, dim, num_comp_q, P, Q, CEED_GAUSS,
259                                   &ceed_data->basis_q);
260   CeedBasisCreateTensorH1Lagrange(ceed, dim, num_comp_x, 2, Q, CEED_GAUSS,
261                                   &ceed_data->basis_x);
262   CeedBasisCreateTensorH1Lagrange(ceed, dim, num_comp_x, 2, P,
263                                   CEED_GAUSS_LOBATTO, &ceed_data->basis_xc);
264 
265   // -----------------------------------------------------------------------------
266   // CEED Restrictions
267   // -----------------------------------------------------------------------------
268   // -- Create restriction
269   ierr = GetRestrictionForDomain(ceed, dm, 0, 0, 0, Q, q_data_size_vol,
270                                  &ceed_data->elem_restr_q, &ceed_data->elem_restr_x,
271                                  &ceed_data->elem_restr_qd_i); CHKERRQ(ierr);
272 
273   ierr = GetRestrictionForDomain(ceed, dm, 0, 0, 0, Q, jac_data_size_vol,
274                                  NULL, NULL,
275                                  &elem_restr_jd_i); CHKERRQ(ierr);
276 // -- Create E vectors
277   CeedElemRestrictionCreateVector(ceed_data->elem_restr_q, &user->q_ceed, NULL);
278   CeedElemRestrictionCreateVector(ceed_data->elem_restr_q, &user->q_dot_ceed,
279                                   NULL);
280   CeedElemRestrictionCreateVector(ceed_data->elem_restr_q, &user->g_ceed, NULL);
281 
282   // -----------------------------------------------------------------------------
283   // CEED QFunctions
284   // -----------------------------------------------------------------------------
285   // -- Create QFunction for quadrature data
286   CeedQFunctionCreateInterior(ceed, 1, problem->setup_vol.qfunction,
287                               problem->setup_vol.qfunction_loc,
288                               &ceed_data->qf_setup_vol);
289   if (problem->setup_vol.qfunction_context) {
290     CeedQFunctionSetContext(ceed_data->qf_setup_vol,
291                             problem->setup_vol.qfunction_context);
292     CeedQFunctionContextDestroy(&problem->setup_vol.qfunction_context);
293   }
294   CeedQFunctionAddInput(ceed_data->qf_setup_vol, "dx", num_comp_x*dim,
295                         CEED_EVAL_GRAD);
296   CeedQFunctionAddInput(ceed_data->qf_setup_vol, "weight", 1, CEED_EVAL_WEIGHT);
297   CeedQFunctionAddOutput(ceed_data->qf_setup_vol, "qdata", q_data_size_vol,
298                          CEED_EVAL_NONE);
299 
300   // -- Create QFunction for ICs
301   CeedQFunctionCreateInterior(ceed, 1, problem->ics.qfunction,
302                               problem->ics.qfunction_loc,
303                               &ceed_data->qf_ics);
304   CeedQFunctionSetContext(ceed_data->qf_ics, problem->ics.qfunction_context);
305   CeedQFunctionContextDestroy(&problem->ics.qfunction_context);
306   CeedQFunctionAddInput(ceed_data->qf_ics, "x", num_comp_x, CEED_EVAL_INTERP);
307   CeedQFunctionAddOutput(ceed_data->qf_ics, "q0", num_comp_q, CEED_EVAL_NONE);
308 
309   // -- Create QFunction for RHS
310   if (problem->apply_vol_rhs.qfunction) {
311     CeedQFunctionCreateInterior(ceed, 1, problem->apply_vol_rhs.qfunction,
312                                 problem->apply_vol_rhs.qfunction_loc, &ceed_data->qf_rhs_vol);
313     CeedQFunctionSetContext(ceed_data->qf_rhs_vol,
314                             problem->apply_vol_rhs.qfunction_context);
315     CeedQFunctionContextDestroy(&problem->apply_vol_rhs.qfunction_context);
316     CeedQFunctionAddInput(ceed_data->qf_rhs_vol, "q", num_comp_q, CEED_EVAL_INTERP);
317     CeedQFunctionAddInput(ceed_data->qf_rhs_vol, "Grad_q", num_comp_q*dim,
318                           CEED_EVAL_GRAD);
319     CeedQFunctionAddInput(ceed_data->qf_rhs_vol, "qdata", q_data_size_vol,
320                           CEED_EVAL_NONE);
321     CeedQFunctionAddInput(ceed_data->qf_rhs_vol, "x", num_comp_x, CEED_EVAL_INTERP);
322     CeedQFunctionAddOutput(ceed_data->qf_rhs_vol, "v", num_comp_q,
323                            CEED_EVAL_INTERP);
324     CeedQFunctionAddOutput(ceed_data->qf_rhs_vol, "Grad_v", num_comp_q*dim,
325                            CEED_EVAL_GRAD);
326   }
327 
328   // -- Create QFunction for IFunction
329   if (problem->apply_vol_ifunction.qfunction) {
330     CeedQFunctionCreateInterior(ceed, 1, problem->apply_vol_ifunction.qfunction,
331                                 problem->apply_vol_ifunction.qfunction_loc, &ceed_data->qf_ifunction_vol);
332     CeedQFunctionSetContext(ceed_data->qf_ifunction_vol,
333                             problem->apply_vol_ifunction.qfunction_context);
334     CeedQFunctionContextDestroy(&problem->apply_vol_ifunction.qfunction_context);
335     CeedQFunctionAddInput(ceed_data->qf_ifunction_vol, "q", num_comp_q,
336                           CEED_EVAL_INTERP);
337     CeedQFunctionAddInput(ceed_data->qf_ifunction_vol, "Grad_q", num_comp_q*dim,
338                           CEED_EVAL_GRAD);
339     CeedQFunctionAddInput(ceed_data->qf_ifunction_vol, "q dot", num_comp_q,
340                           CEED_EVAL_INTERP);
341     CeedQFunctionAddInput(ceed_data->qf_ifunction_vol, "qdata", q_data_size_vol,
342                           CEED_EVAL_NONE);
343     CeedQFunctionAddInput(ceed_data->qf_ifunction_vol, "x", num_comp_x,
344                           CEED_EVAL_INTERP);
345     CeedQFunctionAddOutput(ceed_data->qf_ifunction_vol, "v", num_comp_q,
346                            CEED_EVAL_INTERP);
347     CeedQFunctionAddOutput(ceed_data->qf_ifunction_vol, "Grad_v", num_comp_q*dim,
348                            CEED_EVAL_GRAD);
349     CeedQFunctionAddOutput(ceed_data->qf_ifunction_vol, "jac_data",
350                            jac_data_size_vol, CEED_EVAL_NONE);
351   }
352 
353   CeedQFunction qf_ijacobian_vol = NULL;
354   if (problem->apply_vol_ijacobian.qfunction) {
355     CeedQFunctionCreateInterior(ceed, 1, problem->apply_vol_ijacobian.qfunction,
356                                 problem->apply_vol_ijacobian.qfunction_loc, &qf_ijacobian_vol);
357     CeedQFunctionSetContext(qf_ijacobian_vol,
358                             problem->apply_vol_ijacobian.qfunction_context);
359     CeedQFunctionContextDestroy(&problem->apply_vol_ijacobian.qfunction_context);
360     CeedQFunctionAddInput(qf_ijacobian_vol, "dq", num_comp_q,
361                           CEED_EVAL_INTERP);
362     CeedQFunctionAddInput(qf_ijacobian_vol, "Grad_dq", num_comp_q*dim,
363                           CEED_EVAL_GRAD);
364     CeedQFunctionAddInput(qf_ijacobian_vol, "qdata", q_data_size_vol,
365                           CEED_EVAL_NONE);
366     CeedQFunctionAddInput(qf_ijacobian_vol, "x", num_comp_x,
367                           CEED_EVAL_INTERP);
368     CeedQFunctionAddInput(qf_ijacobian_vol, "jac_data",
369                           jac_data_size_vol, CEED_EVAL_NONE);
370     CeedQFunctionAddOutput(qf_ijacobian_vol, "v", num_comp_q,
371                            CEED_EVAL_INTERP);
372     CeedQFunctionAddOutput(qf_ijacobian_vol, "Grad_v", num_comp_q*dim,
373                            CEED_EVAL_GRAD);
374   }
375 
376   // ---------------------------------------------------------------------------
377   // Element coordinates
378   // ---------------------------------------------------------------------------
379   // -- Create CEED vector
380   CeedElemRestrictionCreateVector(ceed_data->elem_restr_x, &ceed_data->x_coord,
381                                   NULL);
382 
383   // -- Copy PETSc vector in CEED vector
384   Vec               X_loc;
385   const PetscScalar *X_loc_array;
386   {
387     DM cdm;
388     ierr = DMGetCellCoordinateDM(dm, &cdm); CHKERRQ(ierr);
389     if (cdm) {ierr = DMGetCellCoordinatesLocal(dm, &X_loc); CHKERRQ(ierr);}
390     else {ierr = DMGetCoordinatesLocal(dm, &X_loc); CHKERRQ(ierr);}
391   }
392   ierr = VecScale(X_loc, problem->dm_scale); CHKERRQ(ierr);
393   ierr = VecGetArrayRead(X_loc, &X_loc_array); CHKERRQ(ierr);
394   CeedVectorSetArray(ceed_data->x_coord, CEED_MEM_HOST, CEED_COPY_VALUES,
395                      (PetscScalar *)X_loc_array);
396   ierr = VecRestoreArrayRead(X_loc, &X_loc_array); CHKERRQ(ierr);
397 
398   // -----------------------------------------------------------------------------
399   // CEED vectors
400   // -----------------------------------------------------------------------------
401   // -- Create CEED vector for geometric data
402   CeedInt  num_qpts_vol;
403   PetscInt loc_num_elem_vol;
404   CeedBasisGetNumQuadraturePoints(ceed_data->basis_q, &num_qpts_vol);
405   CeedElemRestrictionGetNumElements(ceed_data->elem_restr_q, &loc_num_elem_vol);
406   CeedVectorCreate(ceed, q_data_size_vol*loc_num_elem_vol*num_qpts_vol,
407                    &ceed_data->q_data);
408 
409   CeedElemRestrictionCreateVector(elem_restr_jd_i, &jac_data, NULL);
410   // -----------------------------------------------------------------------------
411   // CEED Operators
412   // -----------------------------------------------------------------------------
413   // -- Create CEED operator for quadrature data
414   CeedOperatorCreate(ceed, ceed_data->qf_setup_vol, NULL, NULL,
415                      &ceed_data->op_setup_vol);
416   CeedOperatorSetField(ceed_data->op_setup_vol, "dx", ceed_data->elem_restr_x,
417                        ceed_data->basis_x, CEED_VECTOR_ACTIVE);
418   CeedOperatorSetField(ceed_data->op_setup_vol, "weight",
419                        CEED_ELEMRESTRICTION_NONE, ceed_data->basis_x, CEED_VECTOR_NONE);
420   CeedOperatorSetField(ceed_data->op_setup_vol, "qdata",
421                        ceed_data->elem_restr_qd_i, CEED_BASIS_COLLOCATED, CEED_VECTOR_ACTIVE);
422 
423   // -- Create CEED operator for ICs
424   CeedOperatorCreate(ceed, ceed_data->qf_ics, NULL, NULL, &ceed_data->op_ics);
425   CeedOperatorSetField(ceed_data->op_ics, "x", ceed_data->elem_restr_x,
426                        ceed_data->basis_xc, CEED_VECTOR_ACTIVE);
427   CeedOperatorSetField(ceed_data->op_ics, "q0", ceed_data->elem_restr_q,
428                        CEED_BASIS_COLLOCATED, CEED_VECTOR_ACTIVE);
429   CeedOperatorContextGetFieldLabel(ceed_data->op_ics, "evaluation time",
430                                    &user->phys->ics_time_label);
431 
432   // Create CEED operator for RHS
433   if (ceed_data->qf_rhs_vol) {
434     CeedOperator op;
435     CeedOperatorCreate(ceed, ceed_data->qf_rhs_vol, NULL, NULL, &op);
436     CeedOperatorSetField(op, "q", ceed_data->elem_restr_q, ceed_data->basis_q,
437                          CEED_VECTOR_ACTIVE);
438     CeedOperatorSetField(op, "Grad_q", ceed_data->elem_restr_q, ceed_data->basis_q,
439                          CEED_VECTOR_ACTIVE);
440     CeedOperatorSetField(op, "qdata", ceed_data->elem_restr_qd_i,
441                          CEED_BASIS_COLLOCATED, ceed_data->q_data);
442     CeedOperatorSetField(op, "x", ceed_data->elem_restr_x, ceed_data->basis_x,
443                          ceed_data->x_coord);
444     CeedOperatorSetField(op, "v", ceed_data->elem_restr_q, ceed_data->basis_q,
445                          CEED_VECTOR_ACTIVE);
446     CeedOperatorSetField(op, "Grad_v", ceed_data->elem_restr_q, ceed_data->basis_q,
447                          CEED_VECTOR_ACTIVE);
448     user->op_rhs_vol = op;
449   }
450 
451   // -- CEED operator for IFunction
452   if (ceed_data->qf_ifunction_vol) {
453     CeedOperator op;
454     CeedOperatorCreate(ceed, ceed_data->qf_ifunction_vol, NULL, NULL, &op);
455     CeedOperatorSetField(op, "q", ceed_data->elem_restr_q, ceed_data->basis_q,
456                          CEED_VECTOR_ACTIVE);
457     CeedOperatorSetField(op, "Grad_q", ceed_data->elem_restr_q, ceed_data->basis_q,
458                          CEED_VECTOR_ACTIVE);
459     CeedOperatorSetField(op, "q dot", ceed_data->elem_restr_q, ceed_data->basis_q,
460                          user->q_dot_ceed);
461     CeedOperatorSetField(op, "qdata", ceed_data->elem_restr_qd_i,
462                          CEED_BASIS_COLLOCATED, ceed_data->q_data);
463     CeedOperatorSetField(op, "x", ceed_data->elem_restr_x, ceed_data->basis_x,
464                          ceed_data->x_coord);
465     CeedOperatorSetField(op, "v", ceed_data->elem_restr_q, ceed_data->basis_q,
466                          CEED_VECTOR_ACTIVE);
467     CeedOperatorSetField(op, "Grad_v", ceed_data->elem_restr_q, ceed_data->basis_q,
468                          CEED_VECTOR_ACTIVE);
469     CeedOperatorSetField(op, "jac_data", elem_restr_jd_i,
470                          CEED_BASIS_COLLOCATED, jac_data);
471 
472     user->op_ifunction_vol = op;
473   }
474 
475   CeedOperator op_ijacobian_vol = NULL;
476   if (qf_ijacobian_vol) {
477     CeedOperator op;
478     CeedOperatorCreate(ceed, qf_ijacobian_vol, NULL, NULL, &op);
479     CeedOperatorSetField(op, "dq", ceed_data->elem_restr_q, ceed_data->basis_q,
480                          CEED_VECTOR_ACTIVE);
481     CeedOperatorSetField(op, "Grad_dq", ceed_data->elem_restr_q, ceed_data->basis_q,
482                          CEED_VECTOR_ACTIVE);
483     CeedOperatorSetField(op, "qdata", ceed_data->elem_restr_qd_i,
484                          CEED_BASIS_COLLOCATED, ceed_data->q_data);
485     CeedOperatorSetField(op, "x", ceed_data->elem_restr_x, ceed_data->basis_x,
486                          ceed_data->x_coord);
487     CeedOperatorSetField(op, "jac_data", elem_restr_jd_i,
488                          CEED_BASIS_COLLOCATED, jac_data);
489     CeedOperatorSetField(op, "v", ceed_data->elem_restr_q, ceed_data->basis_q,
490                          CEED_VECTOR_ACTIVE);
491     CeedOperatorSetField(op, "Grad_v", ceed_data->elem_restr_q, ceed_data->basis_q,
492                          CEED_VECTOR_ACTIVE);
493     op_ijacobian_vol = op;
494     CeedQFunctionDestroy(&qf_ijacobian_vol);
495   }
496 
497   // *****************************************************************************
498   // Set up CEED objects for the exterior domain (surface)
499   // *****************************************************************************
500   CeedInt height  = 1,
501           dim_sur = dim - height,
502           P_sur   = app_ctx->degree + 1,
503           Q_sur   = P_sur + app_ctx->q_extra;
504   const CeedInt q_data_size_sur = problem->q_data_size_sur,
505                 jac_data_size_sur = problem->jac_data_size_sur;
506 
507   // -----------------------------------------------------------------------------
508   // CEED Bases
509   // -----------------------------------------------------------------------------
510   CeedBasisCreateTensorH1Lagrange(ceed, dim_sur, num_comp_q, P_sur, Q_sur,
511                                   CEED_GAUSS, &ceed_data->basis_q_sur);
512   CeedBasisCreateTensorH1Lagrange(ceed, dim_sur, num_comp_x, 2, Q_sur, CEED_GAUSS,
513                                   &ceed_data->basis_x_sur);
514   CeedBasisCreateTensorH1Lagrange(ceed, dim_sur, num_comp_x, 2, P_sur,
515                                   CEED_GAUSS_LOBATTO, &ceed_data->basis_xc_sur);
516 
517   // -----------------------------------------------------------------------------
518   // CEED QFunctions
519   // -----------------------------------------------------------------------------
520   // -- Create QFunction for quadrature data
521   CeedQFunctionCreateInterior(ceed, 1, problem->setup_sur.qfunction,
522                               problem->setup_sur.qfunction_loc,
523                               &ceed_data->qf_setup_sur);
524   if (problem->setup_sur.qfunction_context) {
525     CeedQFunctionSetContext(ceed_data->qf_setup_sur,
526                             problem->setup_sur.qfunction_context);
527     CeedQFunctionContextDestroy(&problem->setup_sur.qfunction_context);
528   }
529   CeedQFunctionAddInput(ceed_data->qf_setup_sur, "dx", num_comp_x*dim_sur,
530                         CEED_EVAL_GRAD);
531   CeedQFunctionAddInput(ceed_data->qf_setup_sur, "weight", 1, CEED_EVAL_WEIGHT);
532   CeedQFunctionAddOutput(ceed_data->qf_setup_sur, "surface qdata",
533                          q_data_size_sur, CEED_EVAL_NONE);
534 
535   // -- Creat QFunction for inflow boundaries
536   if (problem->apply_inflow.qfunction) {
537     CeedQFunctionCreateInterior(ceed, 1, problem->apply_inflow.qfunction,
538                                 problem->apply_inflow.qfunction_loc, &ceed_data->qf_apply_inflow);
539     CeedQFunctionSetContext(ceed_data->qf_apply_inflow,
540                             problem->apply_inflow.qfunction_context);
541     CeedQFunctionContextDestroy(&problem->apply_inflow.qfunction_context);
542     CeedQFunctionAddInput(ceed_data->qf_apply_inflow, "q", num_comp_q,
543                           CEED_EVAL_INTERP);
544     CeedQFunctionAddInput(ceed_data->qf_apply_inflow, "Grad_q", num_comp_q*(dim-1),
545                           CEED_EVAL_GRAD);
546     CeedQFunctionAddInput(ceed_data->qf_apply_inflow, "surface qdata",
547                           q_data_size_sur, CEED_EVAL_NONE);
548     CeedQFunctionAddInput(ceed_data->qf_apply_inflow, "x", num_comp_x,
549                           CEED_EVAL_INTERP);
550     CeedQFunctionAddOutput(ceed_data->qf_apply_inflow, "v", num_comp_q,
551                            CEED_EVAL_INTERP);
552     if (jac_data_size_sur)
553       CeedQFunctionAddOutput(ceed_data->qf_apply_inflow, "surface jacobian data",
554                              jac_data_size_sur,
555                              CEED_EVAL_NONE);
556   }
557   if (problem->apply_inflow_jacobian.qfunction) {
558     CeedQFunctionCreateInterior(ceed, 1, problem->apply_inflow_jacobian.qfunction,
559                                 problem->apply_inflow_jacobian.qfunction_loc,
560                                 &ceed_data->qf_apply_inflow_jacobian);
561     CeedQFunctionSetContext(ceed_data->qf_apply_inflow_jacobian,
562                             problem->apply_inflow_jacobian.qfunction_context);
563     CeedQFunctionContextDestroy(&problem->apply_inflow_jacobian.qfunction_context);
564     CeedQFunctionAddInput(ceed_data->qf_apply_inflow_jacobian, "dq", num_comp_q,
565                           CEED_EVAL_INTERP);
566     CeedQFunctionAddInput(ceed_data->qf_apply_inflow_jacobian, "Grad_dq",
567                           num_comp_q*dim_sur, CEED_EVAL_GRAD);
568     CeedQFunctionAddInput(ceed_data->qf_apply_inflow_jacobian, "surface qdata",
569                           q_data_size_sur, CEED_EVAL_NONE);
570     CeedQFunctionAddInput(ceed_data->qf_apply_inflow_jacobian, "x", num_comp_x,
571                           CEED_EVAL_INTERP);
572     CeedQFunctionAddInput(ceed_data->qf_apply_inflow_jacobian,
573                           "surface jacobian data",
574                           jac_data_size_sur, CEED_EVAL_NONE);
575     CeedQFunctionAddOutput(ceed_data->qf_apply_inflow_jacobian, "v", num_comp_q,
576                            CEED_EVAL_INTERP);
577   }
578 
579   // -- Creat QFunction for outflow boundaries
580   if (problem->apply_outflow.qfunction) {
581     CeedQFunctionCreateInterior(ceed, 1, problem->apply_outflow.qfunction,
582                                 problem->apply_outflow.qfunction_loc, &ceed_data->qf_apply_outflow);
583     CeedQFunctionSetContext(ceed_data->qf_apply_outflow,
584                             problem->apply_outflow.qfunction_context);
585     CeedQFunctionContextDestroy(&problem->apply_outflow.qfunction_context);
586     CeedQFunctionAddInput(ceed_data->qf_apply_outflow, "q", num_comp_q,
587                           CEED_EVAL_INTERP);
588     CeedQFunctionAddInput(ceed_data->qf_apply_outflow, "Grad_q", num_comp_q*(dim-1),
589                           CEED_EVAL_GRAD);
590     CeedQFunctionAddInput(ceed_data->qf_apply_outflow, "surface qdata",
591                           q_data_size_sur, CEED_EVAL_NONE);
592     CeedQFunctionAddInput(ceed_data->qf_apply_outflow, "x", num_comp_x,
593                           CEED_EVAL_INTERP);
594     CeedQFunctionAddOutput(ceed_data->qf_apply_outflow, "v", num_comp_q,
595                            CEED_EVAL_INTERP);
596     if (jac_data_size_sur)
597       CeedQFunctionAddOutput(ceed_data->qf_apply_outflow, "surface jacobian data",
598                              jac_data_size_sur,
599                              CEED_EVAL_NONE);
600   }
601   if (problem->apply_outflow_jacobian.qfunction) {
602     CeedQFunctionCreateInterior(ceed, 1, problem->apply_outflow_jacobian.qfunction,
603                                 problem->apply_outflow_jacobian.qfunction_loc,
604                                 &ceed_data->qf_apply_outflow_jacobian);
605     CeedQFunctionSetContext(ceed_data->qf_apply_outflow_jacobian,
606                             problem->apply_outflow_jacobian.qfunction_context);
607     CeedQFunctionContextDestroy(&problem->apply_outflow_jacobian.qfunction_context);
608     CeedQFunctionAddInput(ceed_data->qf_apply_outflow_jacobian, "dq", num_comp_q,
609                           CEED_EVAL_INTERP);
610     CeedQFunctionAddInput(ceed_data->qf_apply_outflow_jacobian, "Grad_dq",
611                           num_comp_q*dim_sur, CEED_EVAL_GRAD);
612     CeedQFunctionAddInput(ceed_data->qf_apply_outflow_jacobian, "surface qdata",
613                           q_data_size_sur, CEED_EVAL_NONE);
614     CeedQFunctionAddInput(ceed_data->qf_apply_outflow_jacobian, "x", num_comp_x,
615                           CEED_EVAL_INTERP);
616     CeedQFunctionAddInput(ceed_data->qf_apply_outflow_jacobian,
617                           "surface jacobian data",
618                           jac_data_size_sur, CEED_EVAL_NONE);
619     CeedQFunctionAddOutput(ceed_data->qf_apply_outflow_jacobian, "v", num_comp_q,
620                            CEED_EVAL_INTERP);
621   }
622 
623   // *****************************************************************************
624   // CEED Operator Apply
625   // *****************************************************************************
626   // -- Apply CEED Operator for the geometric data
627   CeedOperatorApply(ceed_data->op_setup_vol, ceed_data->x_coord,
628                     ceed_data->q_data, CEED_REQUEST_IMMEDIATE);
629 
630   // -- Create and apply CEED Composite Operator for the entire domain
631   if (!user->phys->implicit) { // RHS
632     ierr = CreateOperatorForDomain(ceed, dm, bc, ceed_data, user->phys,
633                                    user->op_rhs_vol, NULL, height, P_sur, Q_sur,
634                                    q_data_size_sur, 0,
635                                    &user->op_rhs, NULL); CHKERRQ(ierr);
636   } else { // IFunction
637     ierr = CreateOperatorForDomain(ceed, dm, bc, ceed_data, user->phys,
638                                    user->op_ifunction_vol, op_ijacobian_vol,
639                                    height, P_sur, Q_sur,
640                                    q_data_size_sur, jac_data_size_sur,
641                                    &user->op_ifunction,
642                                    op_ijacobian_vol ? &user->op_ijacobian : NULL); CHKERRQ(ierr);
643     if (user->op_ijacobian) {
644       CeedOperatorContextGetFieldLabel(user->op_ijacobian, "ijacobian time shift",
645                                        &user->phys->ijacobian_time_shift_label);
646     }
647     if (problem->use_dirichlet_ceed) {
648       PetscCall(SetupStrongBC_Ceed(ceed, ceed_data, dm, user, app_ctx, problem, bc,
649                                    Q_sur, q_data_size_sur));
650     }
651 
652   }
653   CeedElemRestrictionDestroy(&elem_restr_jd_i);
654   CeedOperatorDestroy(&op_ijacobian_vol);
655   CeedVectorDestroy(&jac_data);
656   PetscFunctionReturn(0);
657 }
658