xref: /honee/src/setuplibceed.c (revision fff85bd3a0c82b434cd3f01285a22a362dfa8070)
1 // SPDX-FileCopyrightText: Copyright (c) 2017-2024, HONEE contributors.
2 // SPDX-License-Identifier: Apache-2.0 OR BSD-2-Clause
3 
4 /// @file
5 /// Setup libCEED for Navier-Stokes example using PETSc
6 
7 #include <ceed.h>
8 #include <petscdmplex.h>
9 
10 #include <navierstokes.h>
11 
12 // @brief Create CeedOperator for unstabilized mass KSP for explicit timestepping
13 static PetscErrorCode CreateKSPMassOperator_Unstabilized(Honee honee, CeedOperator *op_mass) {
14   Ceed                ceed = honee->ceed;
15   CeedInt             num_comp_q, q_data_size;
16   CeedQFunction       qf_mass;
17   CeedElemRestriction elem_restr_q, elem_restr_qd_i;
18   CeedBasis           basis_q;
19   CeedVector          q_data;
20 
21   PetscFunctionBeginUser;
22   {  // Get restriction and basis from the RHS function
23     CeedOperator     *sub_ops;
24     CeedOperatorField field;
25     PetscInt          sub_op_index = 0;  // will be 0 for the volume op
26 
27     PetscCallCeed(ceed, CeedCompositeOperatorGetSubList(honee->op_rhs_ctx->op, &sub_ops));
28     PetscCallCeed(ceed, CeedOperatorGetFieldByName(sub_ops[sub_op_index], "q", &field));
29     PetscCallCeed(ceed, CeedOperatorFieldGetElemRestriction(field, &elem_restr_q));
30     PetscCallCeed(ceed, CeedOperatorFieldGetBasis(field, &basis_q));
31 
32     PetscCallCeed(ceed, CeedOperatorGetFieldByName(sub_ops[sub_op_index], "qdata", &field));
33     PetscCallCeed(ceed, CeedOperatorFieldGetElemRestriction(field, &elem_restr_qd_i));
34     PetscCallCeed(ceed, CeedOperatorFieldGetVector(field, &q_data));
35   }
36 
37   PetscCallCeed(ceed, CeedElemRestrictionGetNumComponents(elem_restr_q, &num_comp_q));
38   PetscCallCeed(ceed, CeedElemRestrictionGetNumComponents(elem_restr_qd_i, &q_data_size));
39 
40   PetscCall(CreateMassQFunction(ceed, num_comp_q, q_data_size, &qf_mass));
41   PetscCallCeed(ceed, CeedOperatorCreate(ceed, qf_mass, NULL, NULL, op_mass));
42   PetscCallCeed(ceed, CeedOperatorSetField(*op_mass, "u", elem_restr_q, basis_q, CEED_VECTOR_ACTIVE));
43   PetscCallCeed(ceed, CeedOperatorSetField(*op_mass, "qdata", elem_restr_qd_i, CEED_BASIS_NONE, q_data));
44   PetscCallCeed(ceed, CeedOperatorSetField(*op_mass, "v", elem_restr_q, basis_q, CEED_VECTOR_ACTIVE));
45 
46   PetscCallCeed(ceed, CeedVectorDestroy(&q_data));
47   PetscCallCeed(ceed, CeedBasisDestroy(&basis_q));
48   PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_q));
49   PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_qd_i));
50   PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_mass));
51   PetscFunctionReturn(PETSC_SUCCESS);
52 }
53 
54 // @brief Create KSP to solve the inverse mass operator for explicit time stepping schemes
55 static PetscErrorCode CreateKSPMass(Honee honee, ProblemData problem) {
56   Ceed         ceed = honee->ceed;
57   DM           dm   = honee->dm;
58   CeedOperator op_mass;
59 
60   PetscFunctionBeginUser;
61   if (problem->create_mass_operator) PetscCall(problem->create_mass_operator(honee, &op_mass));
62   else PetscCall(CreateKSPMassOperator_Unstabilized(honee, &op_mass));
63 
64   {  // -- Setup KSP for mass operator
65     Mat      mat_mass;
66     Vec      Zeros_loc;
67     MPI_Comm comm = PetscObjectComm((PetscObject)dm);
68 
69     PetscCall(DMCreateLocalVector(dm, &Zeros_loc));
70     PetscCall(VecZeroEntries(Zeros_loc));
71     PetscCall(MatCreateCeed(dm, dm, op_mass, NULL, &mat_mass));
72     PetscCall(MatCeedSetLocalVectors(mat_mass, Zeros_loc, NULL));
73 
74     PetscCall(KSPCreate(comm, &honee->mass_ksp));
75     PetscCall(KSPSetOptionsPrefix(honee->mass_ksp, "mass_"));
76     {  // lumped by default
77       PC pc;
78       PetscCall(KSPGetPC(honee->mass_ksp, &pc));
79       PetscCall(PCSetType(pc, PCJACOBI));
80       PetscCall(PCJacobiSetType(pc, PC_JACOBI_ROWSUM));
81       PetscCall(KSPSetType(honee->mass_ksp, KSPPREONLY));
82     }
83     PetscCall(KSPSetFromOptions_WithMatCeed(honee->mass_ksp, mat_mass));
84     PetscCall(VecDestroy(&Zeros_loc));
85     PetscCall(MatDestroy(&mat_mass));
86   }
87 
88   PetscCallCeed(ceed, CeedOperatorDestroy(&op_mass));
89   PetscFunctionReturn(PETSC_SUCCESS);
90 }
91 
92 static PetscErrorCode AddBCSubOperator(Ceed ceed, DM dm, Honee honee, DMLabel domain_label, PetscInt label_value, CeedInt height, CeedInt Q_sur,
93                                        CeedInt q_data_size_sur, CeedInt jac_data_size_sur, CeedBasis basis_q_sur, CeedBasis basis_x_sur,
94                                        CeedQFunction qf_apply_bc, CeedQFunction qf_apply_bc_jacobian, CeedOperator op_apply,
95                                        CeedOperator op_apply_ijacobian) {
96   CeedVector          q_data_sur, jac_data_sur          = NULL;
97   CeedOperator        op_apply_bc, op_apply_bc_jacobian = NULL;
98   CeedElemRestriction elem_restr_x_sur, elem_restr_q_sur, elem_restr_qd_i_sur, elem_restr_jd_i_sur = NULL;
99   PetscInt            dm_field = 0;
100 
101   PetscFunctionBeginUser;
102   PetscCall(DMPlexCeedElemRestrictionCreate(ceed, dm, domain_label, label_value, height, dm_field, &elem_restr_q_sur));
103   PetscCall(DMPlexCeedElemRestrictionCoordinateCreate(ceed, dm, domain_label, label_value, height, &elem_restr_x_sur));
104   if (jac_data_size_sur > 0) {
105     // State-dependent data will be passed from residual to Jacobian. This will be collocated.
106     PetscCall(DMPlexCeedElemRestrictionQDataCreate(ceed, dm, domain_label, label_value, height, jac_data_size_sur, &elem_restr_jd_i_sur));
107     PetscCallCeed(ceed, CeedElemRestrictionCreateVector(elem_restr_jd_i_sur, &jac_data_sur, NULL));
108   }
109 
110   PetscCall(QDataBoundaryGet(ceed, dm, domain_label, label_value, elem_restr_x_sur, basis_x_sur, honee->x_coord, &elem_restr_qd_i_sur, &q_data_sur,
111                              &q_data_size_sur));
112 
113   // CEED Operator for Physics
114   PetscCallCeed(ceed, CeedOperatorCreate(ceed, qf_apply_bc, NULL, NULL, &op_apply_bc));
115   PetscCallCeed(ceed, CeedOperatorSetField(op_apply_bc, "q", elem_restr_q_sur, basis_q_sur, CEED_VECTOR_ACTIVE));
116   PetscCallCeed(ceed, CeedOperatorSetField(op_apply_bc, "Grad_q", elem_restr_q_sur, basis_q_sur, CEED_VECTOR_ACTIVE));
117   PetscCallCeed(ceed, CeedOperatorSetField(op_apply_bc, "surface qdata", elem_restr_qd_i_sur, CEED_BASIS_NONE, q_data_sur));
118   PetscCallCeed(ceed, CeedOperatorSetField(op_apply_bc, "x", elem_restr_x_sur, basis_x_sur, honee->x_coord));
119   PetscCallCeed(ceed, CeedOperatorSetField(op_apply_bc, "v", elem_restr_q_sur, basis_q_sur, CEED_VECTOR_ACTIVE));
120   if (elem_restr_jd_i_sur)
121     PetscCallCeed(ceed, CeedOperatorSetField(op_apply_bc, "surface jacobian data", elem_restr_jd_i_sur, CEED_BASIS_NONE, jac_data_sur));
122 
123   if (qf_apply_bc_jacobian && elem_restr_jd_i_sur) {
124     PetscCallCeed(ceed, CeedOperatorCreate(ceed, qf_apply_bc_jacobian, NULL, NULL, &op_apply_bc_jacobian));
125     PetscCallCeed(ceed, CeedOperatorSetField(op_apply_bc_jacobian, "dq", elem_restr_q_sur, basis_q_sur, CEED_VECTOR_ACTIVE));
126     PetscCallCeed(ceed, CeedOperatorSetField(op_apply_bc_jacobian, "Grad_dq", elem_restr_q_sur, basis_q_sur, CEED_VECTOR_ACTIVE));
127     PetscCallCeed(ceed, CeedOperatorSetField(op_apply_bc_jacobian, "surface qdata", elem_restr_qd_i_sur, CEED_BASIS_NONE, q_data_sur));
128     PetscCallCeed(ceed, CeedOperatorSetField(op_apply_bc_jacobian, "x", elem_restr_x_sur, basis_x_sur, honee->x_coord));
129     PetscCallCeed(ceed, CeedOperatorSetField(op_apply_bc_jacobian, "surface jacobian data", elem_restr_jd_i_sur, CEED_BASIS_NONE, jac_data_sur));
130     PetscCallCeed(ceed, CeedOperatorSetField(op_apply_bc_jacobian, "v", elem_restr_q_sur, basis_q_sur, CEED_VECTOR_ACTIVE));
131   }
132 
133   // Apply Sub-Operator for Physics
134   PetscCallCeed(ceed, CeedCompositeOperatorAddSub(op_apply, op_apply_bc));
135   if (op_apply_bc_jacobian) PetscCallCeed(ceed, CeedCompositeOperatorAddSub(op_apply_ijacobian, op_apply_bc_jacobian));
136 
137   PetscCallCeed(ceed, CeedVectorDestroy(&q_data_sur));
138   PetscCallCeed(ceed, CeedVectorDestroy(&jac_data_sur));
139   PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_q_sur));
140   PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_x_sur));
141   PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_qd_i_sur));
142   PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_jd_i_sur));
143   PetscCallCeed(ceed, CeedOperatorDestroy(&op_apply_bc));
144   PetscCallCeed(ceed, CeedOperatorDestroy(&op_apply_bc_jacobian));
145   PetscFunctionReturn(PETSC_SUCCESS);
146 }
147 
148 static PetscErrorCode SetupBCQFunctions(Ceed ceed, PetscInt dim_sur, PetscInt num_comp_x, PetscInt num_comp_q, PetscInt q_data_size_sur,
149                                         PetscInt jac_data_size_sur, ProblemQFunctionSpec apply_bc, ProblemQFunctionSpec apply_bc_jacobian,
150                                         CeedQFunction *qf_apply_bc, CeedQFunction *qf_apply_bc_jacobian) {
151   PetscFunctionBeginUser;
152   if (apply_bc.qf_func_ptr) {
153     PetscCallCeed(ceed, CeedQFunctionCreateInterior(ceed, 1, apply_bc.qf_func_ptr, apply_bc.qf_loc, qf_apply_bc));
154     PetscCallCeed(ceed, CeedQFunctionSetContext(*qf_apply_bc, apply_bc.qfctx));
155     PetscCallCeed(ceed, CeedQFunctionSetUserFlopsEstimate(*qf_apply_bc, 0));
156     PetscCallCeed(ceed, CeedQFunctionAddInput(*qf_apply_bc, "q", num_comp_q, CEED_EVAL_INTERP));
157     PetscCallCeed(ceed, CeedQFunctionAddInput(*qf_apply_bc, "Grad_q", num_comp_q * dim_sur, CEED_EVAL_GRAD));
158     PetscCallCeed(ceed, CeedQFunctionAddInput(*qf_apply_bc, "surface qdata", q_data_size_sur, CEED_EVAL_NONE));
159     PetscCallCeed(ceed, CeedQFunctionAddInput(*qf_apply_bc, "x", num_comp_x, CEED_EVAL_INTERP));
160     PetscCallCeed(ceed, CeedQFunctionAddOutput(*qf_apply_bc, "v", num_comp_q, CEED_EVAL_INTERP));
161     if (jac_data_size_sur) PetscCallCeed(ceed, CeedQFunctionAddOutput(*qf_apply_bc, "surface jacobian data", jac_data_size_sur, CEED_EVAL_NONE));
162   }
163   if (apply_bc_jacobian.qf_func_ptr) {
164     PetscCallCeed(ceed, CeedQFunctionCreateInterior(ceed, 1, apply_bc_jacobian.qf_func_ptr, apply_bc_jacobian.qf_loc, qf_apply_bc_jacobian));
165     PetscCallCeed(ceed, CeedQFunctionSetContext(*qf_apply_bc_jacobian, apply_bc_jacobian.qfctx));
166     PetscCallCeed(ceed, CeedQFunctionSetUserFlopsEstimate(*qf_apply_bc_jacobian, 0));
167     PetscCallCeed(ceed, CeedQFunctionAddInput(*qf_apply_bc_jacobian, "dq", num_comp_q, CEED_EVAL_INTERP));
168     PetscCallCeed(ceed, CeedQFunctionAddInput(*qf_apply_bc_jacobian, "Grad_dq", num_comp_q * dim_sur, CEED_EVAL_GRAD));
169     PetscCallCeed(ceed, CeedQFunctionAddInput(*qf_apply_bc_jacobian, "surface qdata", q_data_size_sur, CEED_EVAL_NONE));
170     PetscCallCeed(ceed, CeedQFunctionAddInput(*qf_apply_bc_jacobian, "x", num_comp_x, CEED_EVAL_INTERP));
171     PetscCallCeed(ceed, CeedQFunctionAddInput(*qf_apply_bc_jacobian, "surface jacobian data", jac_data_size_sur, CEED_EVAL_NONE));
172     PetscCallCeed(ceed, CeedQFunctionAddOutput(*qf_apply_bc_jacobian, "v", num_comp_q, CEED_EVAL_INTERP));
173   }
174   PetscFunctionReturn(PETSC_SUCCESS);
175 }
176 
177 // Utility function to add boundary operators to the composite operator
178 static PetscErrorCode AddBCSubOperators(Honee honee, Ceed ceed, DM dm, SimpleBC bc, ProblemData problem, CeedOperator op_apply,
179                                         CeedOperator op_apply_ijacobian) {
180   CeedInt       height = 1, num_comp_q, num_comp_x;
181   CeedInt       P_sur = honee->app_ctx->degree + 1, Q_sur = P_sur + honee->app_ctx->q_extra, dim_sur, q_data_size_sur;
182   const CeedInt jac_data_size_sur = honee->phys->implicit ? problem->jac_data_size_sur : 0;
183   PetscInt      dim;
184   DMLabel       face_sets_label;
185   CeedBasis     basis_q_sur, basis_x_sur;
186 
187   PetscFunctionBeginUser;
188   PetscCall(DMGetDimension(dm, &dim));
189   PetscCall(QDataBoundaryGetNumComponents(dm, &q_data_size_sur));
190   dim_sur = dim - height;
191   {  // Get number of components and coordinate dimension from op_apply
192     CeedOperator       *sub_ops;
193     CeedOperatorField   field;
194     PetscInt            sub_op_index = 0;  // will be 0 for the volume op
195     CeedElemRestriction elem_restr_q, elem_restr_x;
196 
197     PetscCallCeed(ceed, CeedCompositeOperatorGetSubList(op_apply, &sub_ops));
198     PetscCallCeed(ceed, CeedOperatorGetFieldByName(sub_ops[sub_op_index], "q", &field));
199     PetscCallCeed(ceed, CeedOperatorFieldGetElemRestriction(field, &elem_restr_q));
200     PetscCallCeed(ceed, CeedElemRestrictionGetNumComponents(elem_restr_q, &num_comp_q));
201     PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_q));
202 
203     PetscCallCeed(ceed, CeedOperatorGetFieldByName(sub_ops[sub_op_index], "x", &field));
204     PetscCallCeed(ceed, CeedOperatorFieldGetElemRestriction(field, &elem_restr_x));
205     PetscCallCeed(ceed, CeedElemRestrictionGetNumComponents(elem_restr_x, &num_comp_x));
206     PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_x));
207   }
208 
209   {  // Get bases
210     DM dm_coord;
211 
212     PetscCall(DMGetCoordinateDM(dm, &dm_coord));
213     DMLabel  label       = NULL;
214     PetscInt label_value = 0;
215     PetscInt field       = 0;
216     PetscCall(CreateBasisFromPlex(ceed, dm, label, label_value, height, field, &basis_q_sur));
217     PetscCall(CreateBasisFromPlex(ceed, dm_coord, label, label_value, height, field, &basis_x_sur));
218   }
219 
220   PetscCall(DMGetLabel(dm, "Face Sets", &face_sets_label));
221 
222   {  // --- Create Sub-Operator for inflow boundaries
223     CeedQFunction qf_apply_inflow = NULL, qf_apply_inflow_jacobian = NULL;
224 
225     PetscCall(SetupBCQFunctions(ceed, dim_sur, num_comp_x, num_comp_q, q_data_size_sur, jac_data_size_sur, problem->apply_inflow,
226                                 problem->apply_inflow_jacobian, &qf_apply_inflow, &qf_apply_inflow_jacobian));
227     for (CeedInt i = 0; i < bc->num_inflow; i++) {
228       PetscCall(AddBCSubOperator(ceed, dm, honee, face_sets_label, bc->inflows[i], height, Q_sur, q_data_size_sur, jac_data_size_sur, basis_q_sur,
229                                  basis_x_sur, qf_apply_inflow, qf_apply_inflow_jacobian, op_apply, op_apply_ijacobian));
230     }
231     PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_apply_inflow));
232     PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_apply_inflow_jacobian));
233   }
234 
235   {  // --- Create Sub-Operator for outflow boundaries
236     CeedQFunction qf_apply_outflow = NULL, qf_apply_outflow_jacobian = NULL;
237 
238     PetscCall(SetupBCQFunctions(ceed, dim_sur, num_comp_x, num_comp_q, q_data_size_sur, jac_data_size_sur, problem->apply_outflow,
239                                 problem->apply_outflow_jacobian, &qf_apply_outflow, &qf_apply_outflow_jacobian));
240     for (CeedInt i = 0; i < bc->num_outflow; i++) {
241       PetscCall(AddBCSubOperator(ceed, dm, honee, face_sets_label, bc->outflows[i], height, Q_sur, q_data_size_sur, jac_data_size_sur, basis_q_sur,
242                                  basis_x_sur, qf_apply_outflow, qf_apply_outflow_jacobian, op_apply, op_apply_ijacobian));
243     }
244     PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_apply_outflow));
245     PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_apply_outflow_jacobian));
246   }
247 
248   {  // --- Create Sub-Operator for freestream boundaries
249     CeedQFunction qf_apply_freestream = NULL, qf_apply_freestream_jacobian = NULL;
250 
251     PetscCall(SetupBCQFunctions(ceed, dim_sur, num_comp_x, num_comp_q, q_data_size_sur, jac_data_size_sur, problem->apply_freestream,
252                                 problem->apply_freestream_jacobian, &qf_apply_freestream, &qf_apply_freestream_jacobian));
253     for (CeedInt i = 0; i < bc->num_freestream; i++) {
254       PetscCall(AddBCSubOperator(ceed, dm, honee, face_sets_label, bc->freestreams[i], height, Q_sur, q_data_size_sur, jac_data_size_sur, basis_q_sur,
255                                  basis_x_sur, qf_apply_freestream, qf_apply_freestream_jacobian, op_apply, op_apply_ijacobian));
256     }
257     PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_apply_freestream));
258     PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_apply_freestream_jacobian));
259   }
260 
261   {  // --- Create Sub-Operator for slip boundaries
262     CeedQFunction qf_apply_slip = NULL, qf_apply_slip_jacobian = NULL;
263 
264     PetscCall(SetupBCQFunctions(ceed, dim_sur, num_comp_x, num_comp_q, q_data_size_sur, jac_data_size_sur, problem->apply_slip,
265                                 problem->apply_slip_jacobian, &qf_apply_slip, &qf_apply_slip_jacobian));
266     for (CeedInt i = 0; i < bc->num_slip; i++) {
267       PetscCall(AddBCSubOperator(ceed, dm, honee, face_sets_label, bc->slips[i], height, Q_sur, q_data_size_sur, jac_data_size_sur, basis_q_sur,
268                                  basis_x_sur, qf_apply_slip, qf_apply_slip_jacobian, op_apply, op_apply_ijacobian));
269     }
270     PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_apply_slip));
271     PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_apply_slip_jacobian));
272   }
273 
274   PetscCallCeed(ceed, CeedBasisDestroy(&basis_q_sur));
275   PetscCallCeed(ceed, CeedBasisDestroy(&basis_x_sur));
276   PetscFunctionReturn(PETSC_SUCCESS);
277 }
278 
279 PetscErrorCode SetupLibceed(Ceed ceed, DM dm, Honee honee, AppCtx app_ctx, ProblemData problem, SimpleBC bc) {
280   const PetscInt      num_comp_q = 5;
281   PetscInt            dim;
282   CeedInt             jac_data_size_vol = problem->jac_data_size_vol, num_comp_x, q_data_size_vol;
283   CeedElemRestriction elem_restr_jd_i   = NULL, elem_restr_qd;
284   CeedVector          jac_data          = NULL, q_data;
285   CeedOperator        op_ifunction_vol = NULL, op_rhs_vol = NULL, op_ijacobian_vol = NULL;
286 
287   PetscFunctionBeginUser;
288   PetscCall(DMGetDimension(dm, &dim));
289   num_comp_x = dim;
290 
291   CeedElemRestriction elem_restr_diff_flux = NULL;
292   CeedVector          div_diff_flux_ceed   = NULL;
293   CeedBasis           basis_diff_flux      = NULL;
294   CeedEvalMode        eval_mode_diff_flux  = -1;
295   {  // Create bases and element restrictions
296     DMLabel  domain_label = NULL;
297     PetscInt label_value = 0, height = 0, dm_field = 0;
298     DM       dm_coord;
299 
300     PetscCall(DMGetCoordinateDM(dm, &dm_coord));
301     PetscCall(CreateBasisFromPlex(ceed, dm, domain_label, label_value, height, dm_field, &honee->basis_q));
302     PetscCall(CreateBasisFromPlex(ceed, dm_coord, domain_label, label_value, height, dm_field, &honee->basis_x));
303 
304     PetscCall(DMPlexCeedElemRestrictionCreate(ceed, dm, domain_label, label_value, height, 0, &honee->elem_restr_q));
305     PetscCall(DMPlexCeedElemRestrictionCoordinateCreate(ceed, dm, domain_label, label_value, height, &honee->elem_restr_x));
306     if (jac_data_size_vol) {
307       PetscCall(DMPlexCeedElemRestrictionQDataCreate(ceed, dm, domain_label, label_value, height, jac_data_size_vol, &elem_restr_jd_i));
308       PetscCallCeed(ceed, CeedElemRestrictionCreateVector(elem_restr_jd_i, &jac_data, NULL));
309     }
310 
311     PetscCallCeed(ceed, CeedElemRestrictionCreateVector(honee->elem_restr_q, &honee->q_ceed, NULL));
312     PetscCallCeed(ceed, CeedElemRestrictionCreateVector(honee->elem_restr_q, &honee->q_dot_ceed, NULL));
313     PetscCallCeed(ceed, CeedElemRestrictionCreateVector(honee->elem_restr_q, &honee->g_ceed, NULL));
314     PetscCallCeed(ceed, CeedElemRestrictionCreateVector(honee->elem_restr_x, &honee->x_coord, NULL));
315 
316     {  // -- Copy PETSc coordinate vector into CEED vector
317       Vec X_loc;
318       DM  cdm;
319 
320       PetscCall(DMGetCellCoordinateDM(dm, &cdm));
321       if (cdm) {
322         PetscCall(DMGetCellCoordinatesLocal(dm, &X_loc));
323       } else {
324         PetscCall(DMGetCoordinatesLocal(dm, &X_loc));
325       }
326       PetscCall(VecScale(X_loc, honee->units->meter));
327       PetscCall(VecCopyPetscToCeed(X_loc, honee->x_coord));
328     }
329 
330     PetscCall(QDataGet(ceed, dm, domain_label, label_value, honee->elem_restr_x, honee->basis_x, honee->x_coord, &elem_restr_qd, &q_data,
331                        &q_data_size_vol));
332   }
333 
334   if (app_ctx->divFdiffproj_method != DIV_DIFF_FLUX_PROJ_NONE) {
335     PetscCheck(honee->diff_flux_proj, honee->comm, PETSC_ERR_ARG_WRONGSTATE,
336                "Divergence of diffusive flux projection requested but object not created");
337     PetscCall(DivDiffFluxProjectionGetOperatorFieldData(honee->diff_flux_proj, &elem_restr_diff_flux, &basis_diff_flux, &div_diff_flux_ceed,
338                                                         &eval_mode_diff_flux));
339   }
340 
341   {  // -- Create QFunction for ICs
342     CeedBasis     basis_xc;
343     CeedQFunction qf_ics;
344     CeedOperator  op_ics;
345 
346     PetscCallCeed(ceed, CeedBasisCreateProjection(honee->basis_x, honee->basis_q, &basis_xc));
347     PetscCallCeed(ceed, CeedQFunctionCreateInterior(ceed, 1, problem->ics.qf_func_ptr, problem->ics.qf_loc, &qf_ics));
348     PetscCallCeed(ceed, CeedQFunctionSetContext(qf_ics, problem->ics.qfctx));
349     PetscCallCeed(ceed, CeedQFunctionSetUserFlopsEstimate(qf_ics, 0));
350     PetscCallCeed(ceed, CeedQFunctionAddInput(qf_ics, "x", num_comp_x, CEED_EVAL_INTERP));
351     PetscCallCeed(ceed, CeedQFunctionAddInput(qf_ics, "dx", num_comp_x * dim, CEED_EVAL_GRAD));
352     PetscCallCeed(ceed, CeedQFunctionAddOutput(qf_ics, "q0", num_comp_q, CEED_EVAL_NONE));
353 
354     PetscCallCeed(ceed, CeedOperatorCreate(ceed, qf_ics, NULL, NULL, &op_ics));
355     PetscCallCeed(ceed, CeedOperatorSetField(op_ics, "x", honee->elem_restr_x, basis_xc, CEED_VECTOR_ACTIVE));
356     PetscCallCeed(ceed, CeedOperatorSetField(op_ics, "dx", honee->elem_restr_x, basis_xc, CEED_VECTOR_ACTIVE));
357     PetscCallCeed(ceed, CeedOperatorSetField(op_ics, "q0", honee->elem_restr_q, CEED_BASIS_NONE, CEED_VECTOR_ACTIVE));
358     PetscCallCeed(ceed, CeedOperatorGetContextFieldLabel(op_ics, "evaluation time", &honee->phys->ics_time_label));
359     PetscCall(OperatorApplyContextCreate(NULL, dm, honee->ceed, op_ics, honee->x_coord, NULL, NULL, honee->Q_loc, &honee->op_ics_ctx));
360 
361     PetscCallCeed(ceed, CeedBasisDestroy(&basis_xc));
362     PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_ics));
363     PetscCallCeed(ceed, CeedOperatorDestroy(&op_ics));
364   }
365 
366   if (problem->apply_vol_rhs.qf_func_ptr) {
367     CeedQFunction qf_rhs_vol;
368 
369     PetscCallCeed(ceed, CeedQFunctionCreateInterior(ceed, 1, problem->apply_vol_rhs.qf_func_ptr, problem->apply_vol_rhs.qf_loc, &qf_rhs_vol));
370     PetscCallCeed(ceed, CeedQFunctionSetContext(qf_rhs_vol, problem->apply_vol_rhs.qfctx));
371     PetscCallCeed(ceed, CeedQFunctionSetUserFlopsEstimate(qf_rhs_vol, 0));
372     PetscCallCeed(ceed, CeedQFunctionAddInput(qf_rhs_vol, "q", num_comp_q, CEED_EVAL_INTERP));
373     PetscCallCeed(ceed, CeedQFunctionAddInput(qf_rhs_vol, "Grad_q", num_comp_q * dim, CEED_EVAL_GRAD));
374     PetscCallCeed(ceed, CeedQFunctionAddInput(qf_rhs_vol, "qdata", q_data_size_vol, CEED_EVAL_NONE));
375     PetscCallCeed(ceed, CeedQFunctionAddInput(qf_rhs_vol, "x", num_comp_x, CEED_EVAL_INTERP));
376     if (app_ctx->divFdiffproj_method != DIV_DIFF_FLUX_PROJ_NONE)
377       PetscCallCeed(ceed, CeedQFunctionAddInput(qf_rhs_vol, "div F_diff", honee->diff_flux_proj->num_diff_flux_comps, eval_mode_diff_flux));
378     PetscCallCeed(ceed, CeedQFunctionAddOutput(qf_rhs_vol, "v", num_comp_q, CEED_EVAL_INTERP));
379     PetscCallCeed(ceed, CeedQFunctionAddOutput(qf_rhs_vol, "Grad_v", num_comp_q * dim, CEED_EVAL_GRAD));
380 
381     PetscCallCeed(ceed, CeedOperatorCreate(ceed, qf_rhs_vol, NULL, NULL, &op_rhs_vol));
382     PetscCallCeed(ceed, CeedOperatorSetField(op_rhs_vol, "q", honee->elem_restr_q, honee->basis_q, CEED_VECTOR_ACTIVE));
383     PetscCallCeed(ceed, CeedOperatorSetField(op_rhs_vol, "Grad_q", honee->elem_restr_q, honee->basis_q, CEED_VECTOR_ACTIVE));
384     PetscCallCeed(ceed, CeedOperatorSetField(op_rhs_vol, "qdata", elem_restr_qd, CEED_BASIS_NONE, q_data));
385     PetscCallCeed(ceed, CeedOperatorSetField(op_rhs_vol, "x", honee->elem_restr_x, honee->basis_x, honee->x_coord));
386     if (app_ctx->divFdiffproj_method != DIV_DIFF_FLUX_PROJ_NONE)
387       PetscCallCeed(ceed, CeedOperatorSetField(op_rhs_vol, "div F_diff", elem_restr_diff_flux, basis_diff_flux, div_diff_flux_ceed));
388     PetscCallCeed(ceed, CeedOperatorSetField(op_rhs_vol, "v", honee->elem_restr_q, honee->basis_q, CEED_VECTOR_ACTIVE));
389     PetscCallCeed(ceed, CeedOperatorSetField(op_rhs_vol, "Grad_v", honee->elem_restr_q, honee->basis_q, CEED_VECTOR_ACTIVE));
390 
391     PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_rhs_vol));
392   }
393 
394   if (problem->apply_vol_ifunction.qf_func_ptr) {
395     CeedQFunction qf_ifunction_vol;
396 
397     PetscCallCeed(
398         ceed, CeedQFunctionCreateInterior(ceed, 1, problem->apply_vol_ifunction.qf_func_ptr, problem->apply_vol_ifunction.qf_loc, &qf_ifunction_vol));
399     PetscCallCeed(ceed, CeedQFunctionSetContext(qf_ifunction_vol, problem->apply_vol_ifunction.qfctx));
400     PetscCallCeed(ceed, CeedQFunctionSetUserFlopsEstimate(qf_ifunction_vol, 0));
401     PetscCallCeed(ceed, CeedQFunctionAddInput(qf_ifunction_vol, "q", num_comp_q, CEED_EVAL_INTERP));
402     PetscCallCeed(ceed, CeedQFunctionAddInput(qf_ifunction_vol, "Grad_q", num_comp_q * dim, CEED_EVAL_GRAD));
403     PetscCallCeed(ceed, CeedQFunctionAddInput(qf_ifunction_vol, "q dot", num_comp_q, CEED_EVAL_INTERP));
404     PetscCallCeed(ceed, CeedQFunctionAddInput(qf_ifunction_vol, "qdata", q_data_size_vol, CEED_EVAL_NONE));
405     PetscCallCeed(ceed, CeedQFunctionAddInput(qf_ifunction_vol, "x", num_comp_x, CEED_EVAL_INTERP));
406     if (app_ctx->divFdiffproj_method != DIV_DIFF_FLUX_PROJ_NONE)
407       PetscCallCeed(ceed, CeedQFunctionAddInput(qf_ifunction_vol, "div F_diff", honee->diff_flux_proj->num_diff_flux_comps, eval_mode_diff_flux));
408     PetscCallCeed(ceed, CeedQFunctionAddOutput(qf_ifunction_vol, "v", num_comp_q, CEED_EVAL_INTERP));
409     PetscCallCeed(ceed, CeedQFunctionAddOutput(qf_ifunction_vol, "Grad_v", num_comp_q * dim, CEED_EVAL_GRAD));
410     if (jac_data_size_vol) PetscCallCeed(ceed, CeedQFunctionAddOutput(qf_ifunction_vol, "jac_data", jac_data_size_vol, CEED_EVAL_NONE));
411 
412     PetscCallCeed(ceed, CeedOperatorCreate(ceed, qf_ifunction_vol, NULL, NULL, &op_ifunction_vol));
413     PetscCallCeed(ceed, CeedOperatorSetField(op_ifunction_vol, "q", honee->elem_restr_q, honee->basis_q, CEED_VECTOR_ACTIVE));
414     PetscCallCeed(ceed, CeedOperatorSetField(op_ifunction_vol, "Grad_q", honee->elem_restr_q, honee->basis_q, CEED_VECTOR_ACTIVE));
415     PetscCallCeed(ceed, CeedOperatorSetField(op_ifunction_vol, "q dot", honee->elem_restr_q, honee->basis_q, honee->q_dot_ceed));
416     PetscCallCeed(ceed, CeedOperatorSetField(op_ifunction_vol, "qdata", elem_restr_qd, CEED_BASIS_NONE, q_data));
417     PetscCallCeed(ceed, CeedOperatorSetField(op_ifunction_vol, "x", honee->elem_restr_x, honee->basis_x, honee->x_coord));
418     if (app_ctx->divFdiffproj_method != DIV_DIFF_FLUX_PROJ_NONE)
419       PetscCallCeed(ceed, CeedOperatorSetField(op_ifunction_vol, "div F_diff", elem_restr_diff_flux, basis_diff_flux, div_diff_flux_ceed));
420     PetscCallCeed(ceed, CeedOperatorSetField(op_ifunction_vol, "v", honee->elem_restr_q, honee->basis_q, CEED_VECTOR_ACTIVE));
421     PetscCallCeed(ceed, CeedOperatorSetField(op_ifunction_vol, "Grad_v", honee->elem_restr_q, honee->basis_q, CEED_VECTOR_ACTIVE));
422     if (jac_data_size_vol) PetscCallCeed(ceed, CeedOperatorSetField(op_ifunction_vol, "jac_data", elem_restr_jd_i, CEED_BASIS_NONE, jac_data));
423 
424     PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_ifunction_vol));
425   }
426 
427   if (problem->apply_vol_ijacobian.qf_func_ptr) {
428     CeedQFunction qf_ijacobian_vol;
429 
430     PetscCallCeed(
431         ceed, CeedQFunctionCreateInterior(ceed, 1, problem->apply_vol_ijacobian.qf_func_ptr, problem->apply_vol_ijacobian.qf_loc, &qf_ijacobian_vol));
432     PetscCallCeed(ceed, CeedQFunctionSetContext(qf_ijacobian_vol, problem->apply_vol_ijacobian.qfctx));
433     PetscCallCeed(ceed, CeedQFunctionSetUserFlopsEstimate(qf_ijacobian_vol, 0));
434     PetscCallCeed(ceed, CeedQFunctionAddInput(qf_ijacobian_vol, "dq", num_comp_q, CEED_EVAL_INTERP));
435     PetscCallCeed(ceed, CeedQFunctionAddInput(qf_ijacobian_vol, "Grad_dq", num_comp_q * dim, CEED_EVAL_GRAD));
436     PetscCallCeed(ceed, CeedQFunctionAddInput(qf_ijacobian_vol, "qdata", q_data_size_vol, CEED_EVAL_NONE));
437     if (jac_data_size_vol) PetscCallCeed(ceed, CeedQFunctionAddInput(qf_ijacobian_vol, "jac_data", jac_data_size_vol, CEED_EVAL_NONE));
438     PetscCallCeed(ceed, CeedQFunctionAddOutput(qf_ijacobian_vol, "v", num_comp_q, CEED_EVAL_INTERP));
439     PetscCallCeed(ceed, CeedQFunctionAddOutput(qf_ijacobian_vol, "Grad_v", num_comp_q * dim, CEED_EVAL_GRAD));
440 
441     PetscCallCeed(ceed, CeedOperatorCreate(ceed, qf_ijacobian_vol, NULL, NULL, &op_ijacobian_vol));
442     PetscCallCeed(ceed, CeedOperatorSetField(op_ijacobian_vol, "dq", honee->elem_restr_q, honee->basis_q, CEED_VECTOR_ACTIVE));
443     PetscCallCeed(ceed, CeedOperatorSetField(op_ijacobian_vol, "Grad_dq", honee->elem_restr_q, honee->basis_q, CEED_VECTOR_ACTIVE));
444     PetscCallCeed(ceed, CeedOperatorSetField(op_ijacobian_vol, "qdata", elem_restr_qd, CEED_BASIS_NONE, q_data));
445     if (jac_data_size_vol) PetscCallCeed(ceed, CeedOperatorSetField(op_ijacobian_vol, "jac_data", elem_restr_jd_i, CEED_BASIS_NONE, jac_data));
446     PetscCallCeed(ceed, CeedOperatorSetField(op_ijacobian_vol, "v", honee->elem_restr_q, honee->basis_q, CEED_VECTOR_ACTIVE));
447     PetscCallCeed(ceed, CeedOperatorSetField(op_ijacobian_vol, "Grad_v", honee->elem_restr_q, honee->basis_q, CEED_VECTOR_ACTIVE));
448 
449     PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_ijacobian_vol));
450   }
451 
452   // -- Create and apply CEED Composite Operator for the entire domain
453   if (!honee->phys->implicit) {  // RHS
454     CeedOperator op_rhs;
455 
456     PetscCallCeed(ceed, CeedCompositeOperatorCreate(ceed, &op_rhs));
457     PetscCallCeed(ceed, CeedCompositeOperatorAddSub(op_rhs, op_rhs_vol));
458     PetscCall(AddBCSubOperators(honee, ceed, dm, bc, problem, op_rhs, NULL));
459 
460     PetscCall(OperatorApplyContextCreate(dm, dm, ceed, op_rhs, honee->q_ceed, honee->g_ceed, honee->Q_loc, NULL, &honee->op_rhs_ctx));
461 
462     // ----- Get Context Labels for Operator
463     PetscCallCeed(ceed, CeedOperatorGetContextFieldLabel(op_rhs, "solution time", &honee->phys->solution_time_label));
464     PetscCallCeed(ceed, CeedOperatorGetContextFieldLabel(op_rhs, "timestep size", &honee->phys->timestep_size_label));
465 
466     PetscCallCeed(ceed, CeedOperatorDestroy(&op_rhs));
467     PetscCall(CreateKSPMass(honee, problem));
468     PetscCheck(app_ctx->sgs_model_type == SGS_MODEL_NONE, honee->comm, PETSC_ERR_SUP, "SGS modeling not implemented for explicit timestepping");
469   } else {  // IFunction
470     CeedOperator op_ijacobian = NULL;
471 
472     // Create Composite Operaters
473     PetscCallCeed(ceed, CeedCompositeOperatorCreate(ceed, &honee->op_ifunction));
474     PetscCallCeed(ceed, CeedCompositeOperatorAddSub(honee->op_ifunction, op_ifunction_vol));
475     if (op_ijacobian_vol) {
476       PetscCallCeed(ceed, CeedCompositeOperatorCreate(ceed, &op_ijacobian));
477       PetscCallCeed(ceed, CeedCompositeOperatorAddSub(op_ijacobian, op_ijacobian_vol));
478     }
479     PetscCall(AddBCSubOperators(honee, ceed, dm, bc, problem, honee->op_ifunction, op_ijacobian));
480 
481     // ----- Get Context Labels for Operator
482     PetscCallCeed(ceed, CeedOperatorGetContextFieldLabel(honee->op_ifunction, "solution time", &honee->phys->solution_time_label));
483     PetscCallCeed(ceed, CeedOperatorGetContextFieldLabel(honee->op_ifunction, "timestep size", &honee->phys->timestep_size_label));
484 
485     if (op_ijacobian) {
486       PetscCall(MatCreateCeed(honee->dm, honee->dm, op_ijacobian, NULL, &honee->mat_ijacobian));
487       PetscCall(MatCeedSetLocalVectors(honee->mat_ijacobian, honee->Q_dot_loc, NULL));
488       PetscCallCeed(ceed, CeedOperatorDestroy(&op_ijacobian));
489     }
490     if (app_ctx->sgs_model_type == SGS_MODEL_DATA_DRIVEN) PetscCall(SgsDDSetup(ceed, honee, problem));
491   }
492 
493   if (problem->use_strong_bc_ceed) PetscCall(SetupStrongBC_Ceed(ceed, dm, honee, problem, bc));
494   if (app_ctx->turb_spanstats_enable) PetscCall(TurbulenceStatisticsSetup(ceed, honee, problem));
495   if (app_ctx->diff_filter_monitor && !honee->diff_filter) PetscCall(DifferentialFilterSetup(ceed, honee, problem));
496   if (app_ctx->sgs_train_enable) PetscCall(SGS_DD_TrainingSetup(ceed, honee, problem));
497   if (app_ctx->divFdiffproj_method != DIV_DIFF_FLUX_PROJ_NONE) PetscCall(DivDiffFluxProjectionSetup(honee, honee->diff_flux_proj));
498 
499   PetscCallCeed(ceed, CeedVectorDestroy(&q_data));
500   PetscCallCeed(ceed, CeedVectorDestroy(&jac_data));
501   PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_qd));
502   PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_jd_i));
503   PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_diff_flux));
504   PetscCallCeed(ceed, CeedBasisDestroy(&basis_diff_flux));
505   PetscCallCeed(ceed, CeedVectorDestroy(&div_diff_flux_ceed));
506   PetscCallCeed(ceed, CeedOperatorDestroy(&op_ijacobian_vol));
507   PetscCallCeed(ceed, CeedOperatorDestroy(&op_ifunction_vol));
508   PetscCallCeed(ceed, CeedOperatorDestroy(&op_rhs_vol));
509   PetscFunctionReturn(PETSC_SUCCESS);
510 }
511