xref: /honee/src/strong_boundary_conditions.c (revision 21ba7ba458ca7fbd5416be1f0b0586f2885778ca)
1 // Copyright (c) 2017-2024, 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 #include "../qfunctions/strong_boundary_conditions.h"
9 
10 #include <ceed.h>
11 #include <petscdmplex.h>
12 
13 #include <navierstokes.h>
14 #include "../problems/stg_shur14.h"
15 
16 PetscErrorCode SetupStrongSTG_Ceed(Ceed ceed, CeedData ceed_data, DM dm, ProblemData problem, SimpleBC bc, Physics phys, CeedOperator op_strong_bc) {
17   CeedInt             num_comp_x = problem->dim, num_comp_q = 5, stg_data_size = 1, dXdx_size;
18   CeedVector          multiplicity, x_stored, scale_stored, stg_data, dXdx;
19   CeedBasis           basis_x_to_q_face;
20   CeedElemRestriction elem_restr_x_face, elem_restr_q_face, elem_restr_x_stored, elem_restr_scale, elem_restr_stgdata, elem_restr_dXdx;
21   CeedQFunction       qf_setup, qf_strongbc, qf_stgdata;
22   CeedOperator        op_setup, op_strong_bc_sub, op_stgdata;
23   DMLabel             domain_label;
24   const PetscInt      dm_field = 0, height_face = 1, height_cell = 0;
25   PetscInt dim;
26   MPI_Comm            comm = PetscObjectComm((PetscObject)dm);
27 
28   PetscFunctionBeginUser;
29   PetscCall(DMGetLabel(dm, "Face Sets", &domain_label));
30   PetscCall(DMGetDimension(dm, &dim));
31   dXdx_size = num_comp_x * (dim - height_cell);
32 
33   {  // Basis
34     CeedBasis basis_x_face, basis_q_face;
35     DM        dm_coord;
36 
37     PetscCall(DMGetCoordinateDM(dm, &dm_coord));
38     DMLabel  label       = NULL;
39     PetscInt label_value = 0;
40     PetscCall(CreateBasisFromPlex(ceed, dm, label, label_value, height_face, dm_field, &basis_q_face));
41     PetscCall(CreateBasisFromPlex(ceed, dm_coord, label, label_value, height_face, dm_field, &basis_x_face));
42 
43     PetscCallCeed(ceed, CeedBasisCreateProjection(basis_x_face, basis_q_face, &basis_x_to_q_face));
44 
45     PetscCallCeed(ceed, CeedBasisDestroy(&basis_q_face));
46     PetscCallCeed(ceed, CeedBasisDestroy(&basis_x_face));
47   }
48 
49   // Setup QFunction
50   PetscCallCeed(ceed, CeedQFunctionCreateInterior(ceed, 1, SetupStrongBC, SetupStrongBC_loc, &qf_setup));
51   PetscCallCeed(ceed, CeedQFunctionAddInput(qf_setup, "x", num_comp_x, CEED_EVAL_INTERP));
52   PetscCallCeed(ceed, CeedQFunctionAddInput(qf_setup, "dxdX", dXdx_size, CEED_EVAL_GRAD));
53   PetscCallCeed(ceed, CeedQFunctionAddInput(qf_setup, "multiplicity", num_comp_q, CEED_EVAL_NONE));
54   PetscCallCeed(ceed, CeedQFunctionAddOutput(qf_setup, "x stored", num_comp_x, CEED_EVAL_NONE));
55   PetscCallCeed(ceed, CeedQFunctionAddOutput(qf_setup, "scale", 1, CEED_EVAL_NONE));
56   PetscCallCeed(ceed, CeedQFunctionAddOutput(qf_setup, "dXdx", dXdx_size, CEED_EVAL_NONE));
57 
58   // Setup STG QFunctions
59   PetscCall(SetupStrongStg_PreProcessing(ceed, problem, num_comp_x, stg_data_size, dXdx_size, &qf_stgdata));
60   PetscCall(SetupStrongStg_QF(ceed, problem, num_comp_x, num_comp_q, stg_data_size, dXdx_size, &qf_strongbc));
61 
62   // Compute contribution on each boundary face
63   for (CeedInt i = 0; i < bc->num_inflow; i++) {
64     PetscInt num_face_orientations;  // Ignored for now
65     char    *face_orientation_label_name;
66     PetscCall(DMPlexCreateFaceLabel(dm, bc->inflows[i], &num_face_orientations, &face_orientation_label_name));
67 
68     IS              is_orientation_values;
69     DMLabel         face_orientation_label;
70     PetscInt        num_orientations_local;
71     PetscInt        minmax_orientation_values[2];
72     const PetscInt *orientations_local;
73     PetscCall(DMGetLabel(dm, face_orientation_label_name, &face_orientation_label));
74     PetscCall(DMLabelGetValueIS(face_orientation_label, &is_orientation_values));
75     PetscCall(ISSort(is_orientation_values));
76     PetscCall(ISGetLocalSize(is_orientation_values, &num_orientations_local));
77     PetscCall(ISGetIndices(is_orientation_values, &orientations_local));
78     {
79       const PetscInt minmax_orientation_values_loc[2] = {orientations_local[0], orientations_local[num_orientations_local - 1]};
80 
81       PetscCall(PetscGlobalMinMaxInt(comm, minmax_orientation_values_loc, minmax_orientation_values));
82     }
83 
84     for (PetscInt orientation = minmax_orientation_values[0]; orientation <= minmax_orientation_values[1]; orientation++) {
85       CeedBasis basis_x_to_q_cell;
86       CeedElemRestriction elem_restr_x_cell;
87       {  // Skip orientation if no process has this face with this orientation
88         PetscInt location_local, location_global = -1;
89 
90         PetscCall(PetscFindInt(orientation, num_orientations_local, orientations_local, &location_local));
91         PetscCall(MPIU_Allreduce(&location_local, &location_global, 1, MPIU_INT, MPI_MAX, comm));
92         if (location_global < 0) continue;
93       }
94 
95       {
96         CeedBasis basis_x_cell_to_face, basis_q_face;
97 
98         PetscCall(DMPlexCeedBasisCellToFaceCoordinateCreate(ceed, dm, face_orientation_label, orientation, orientation, &basis_x_cell_to_face));
99         PetscCall(CreateBasisFromPlex(ceed, dm, face_orientation_label, orientation, height_face, dm_field, &basis_q_face));
100         PetscCallCeed(ceed, CeedBasisCreateProjection(basis_x_cell_to_face, basis_q_face, &basis_x_to_q_cell));
101         PetscCallCeed(ceed, CeedBasisDestroy(&basis_x_cell_to_face));
102         PetscCallCeed(ceed, CeedBasisDestroy(&basis_q_face));
103       }
104 
105       PetscCall(DMPlexCeedElemRestrictionCreate(ceed, dm, domain_label, bc->inflows[i], height_face, dm_field, &elem_restr_q_face));
106       PetscCall(DMPlexCeedElemRestrictionCoordinateCreate(ceed, dm, domain_label, bc->inflows[i], height_face, &elem_restr_x_face));
107       PetscCall(DMPlexCeedElemRestrictionCoordinateCreate(ceed, dm, face_orientation_label, orientation, height_cell, &elem_restr_x_cell));
108       PetscCallCeed(ceed, CeedElemRestrictionCreateVector(elem_restr_q_face, &multiplicity, NULL));
109       PetscCallCeed(ceed, CeedElemRestrictionGetMultiplicity(elem_restr_q_face, multiplicity));
110 
111       PetscCall(DMPlexCeedElemRestrictionCollocatedCreate(ceed, dm, domain_label, bc->inflows[i], height_face, num_comp_x, &elem_restr_x_stored));
112       PetscCall(DMPlexCeedElemRestrictionCollocatedCreate(ceed, dm, domain_label, bc->inflows[i], height_face, 1, &elem_restr_scale));
113       PetscCall(DMPlexCeedElemRestrictionCollocatedCreate(ceed, dm, domain_label, bc->inflows[i], height_face, stg_data_size, &elem_restr_stgdata));
114       PetscCall(DMPlexCeedElemRestrictionCollocatedCreate(ceed, dm, domain_label, bc->inflows[i], height_face, dXdx_size, &elem_restr_dXdx));
115       PetscCallCeed(ceed, CeedElemRestrictionCreateVector(elem_restr_x_stored, &x_stored, NULL));
116       PetscCallCeed(ceed, CeedElemRestrictionCreateVector(elem_restr_scale, &scale_stored, NULL));
117       PetscCallCeed(ceed, CeedElemRestrictionCreateVector(elem_restr_stgdata, &stg_data, NULL));
118       PetscCallCeed(ceed, CeedElemRestrictionCreateVector(elem_restr_dXdx, &dXdx, NULL));
119 
120       // -- Setup Operator
121       PetscCallCeed(ceed, CeedOperatorCreate(ceed, qf_setup, NULL, NULL, &op_setup));
122       PetscCallCeed(ceed, CeedOperatorSetName(op_setup, "Precomputed data for strong boundary conditions"));
123       PetscCallCeed(ceed, CeedOperatorSetField(op_setup, "x", elem_restr_x_face, basis_x_to_q_face, CEED_VECTOR_ACTIVE));
124       PetscCallCeed(ceed, CeedOperatorSetField(op_setup, "dxdX", elem_restr_x_cell, basis_x_to_q_cell, CEED_VECTOR_ACTIVE));
125       PetscCallCeed(ceed, CeedOperatorSetField(op_setup, "multiplicity", elem_restr_q_face, CEED_BASIS_NONE, multiplicity));
126       PetscCallCeed(ceed, CeedOperatorSetField(op_setup, "x stored", elem_restr_x_stored, CEED_BASIS_NONE, x_stored));
127       PetscCallCeed(ceed, CeedOperatorSetField(op_setup, "scale", elem_restr_scale, CEED_BASIS_NONE, scale_stored));
128       PetscCallCeed(ceed, CeedOperatorSetField(op_setup, "dXdx", elem_restr_dXdx, CEED_BASIS_NONE, dXdx));
129 
130       // -- Compute geometric factors
131       PetscCallCeed(ceed, CeedOperatorApply(op_setup, ceed_data->x_coord, CEED_VECTOR_NONE, CEED_REQUEST_IMMEDIATE));
132 
133       // -- Compute STGData
134       PetscCallCeed(ceed, CeedOperatorCreate(ceed, qf_stgdata, NULL, NULL, &op_stgdata));
135       PetscCallCeed(ceed, CeedOperatorSetField(op_stgdata, "dXdx", elem_restr_dXdx, CEED_BASIS_NONE, dXdx));
136       PetscCallCeed(ceed, CeedOperatorSetField(op_stgdata, "x", elem_restr_x_stored, CEED_BASIS_NONE, x_stored));
137       PetscCallCeed(ceed, CeedOperatorSetField(op_stgdata, "stg data", elem_restr_stgdata, CEED_BASIS_NONE, CEED_VECTOR_ACTIVE));
138 
139       PetscCallCeed(ceed, CeedOperatorApply(op_stgdata, CEED_VECTOR_NONE, stg_data, CEED_REQUEST_IMMEDIATE));
140 
141       // -- Setup BC QFunctions
142       PetscCallCeed(ceed, CeedOperatorCreate(ceed, qf_strongbc, NULL, NULL, &op_strong_bc_sub));
143       PetscCallCeed(ceed, CeedOperatorSetName(op_strong_bc_sub, "Strong STG"));
144 
145       PetscCallCeed(ceed, CeedOperatorSetField(op_strong_bc_sub, "dXdx", elem_restr_dXdx, CEED_BASIS_NONE, dXdx));
146       PetscCallCeed(ceed, CeedOperatorSetField(op_strong_bc_sub, "x", elem_restr_x_stored, CEED_BASIS_NONE, x_stored));
147       PetscCallCeed(ceed, CeedOperatorSetField(op_strong_bc_sub, "scale", elem_restr_scale, CEED_BASIS_NONE, scale_stored));
148       PetscCallCeed(ceed, CeedOperatorSetField(op_strong_bc_sub, "stg data", elem_restr_stgdata, CEED_BASIS_NONE, stg_data));
149       PetscCallCeed(ceed, CeedOperatorSetField(op_strong_bc_sub, "q", elem_restr_q_face, CEED_BASIS_NONE, CEED_VECTOR_ACTIVE));
150 
151       // -- Add to composite operator
152       PetscCallCeed(ceed, CeedCompositeOperatorAddSub(op_strong_bc, op_strong_bc_sub));
153 
154       PetscCallCeed(ceed, CeedVectorDestroy(&multiplicity));
155       PetscCallCeed(ceed, CeedVectorDestroy(&x_stored));
156       PetscCallCeed(ceed, CeedVectorDestroy(&scale_stored));
157       PetscCallCeed(ceed, CeedVectorDestroy(&stg_data));
158       PetscCallCeed(ceed, CeedVectorDestroy(&dXdx));
159       PetscCallCeed(ceed, CeedBasisDestroy(&basis_x_to_q_cell));
160       PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_x_face));
161       PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_x_cell));
162       PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_q_face));
163       PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_x_stored));
164       PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_scale));
165       PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_stgdata));
166       PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_dXdx));
167       PetscCallCeed(ceed, CeedOperatorDestroy(&op_strong_bc_sub));
168       PetscCallCeed(ceed, CeedOperatorDestroy(&op_setup));
169       PetscCallCeed(ceed, CeedOperatorDestroy(&op_stgdata));
170     }
171   }
172 
173   PetscCallCeed(ceed, CeedOperatorGetContextFieldLabel(op_strong_bc, "solution time", &phys->stg_solution_time_label));
174 
175   PetscCallCeed(ceed, CeedBasisDestroy(&basis_x_to_q_face));
176   PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_strongbc));
177   PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_stgdata));
178   PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_setup));
179   PetscFunctionReturn(PETSC_SUCCESS);
180 }
181 
182 PetscErrorCode DMPlexInsertBoundaryValues_StrongBCCeed(DM dm, PetscBool insert_essential, Vec Q_loc, PetscReal time, Vec face_geom_FVM,
183                                                        Vec cell_geom_FVM, Vec grad_FVM) {
184   Vec  boundary_mask;
185   User user;
186 
187   PetscFunctionBeginUser;
188   PetscCall(DMGetApplicationContext(dm, &user));
189 
190   if (user->phys->stg_solution_time_label) {
191     PetscCallCeed(user->ceed, CeedOperatorSetContextDouble(user->op_strong_bc_ctx->op, user->phys->stg_solution_time_label, &time));
192   }
193 
194   // Mask Strong BC entries
195   PetscCall(DMGetNamedLocalVector(dm, "boundary mask", &boundary_mask));
196   PetscCall(VecPointwiseMult(Q_loc, Q_loc, boundary_mask));
197   PetscCall(DMRestoreNamedLocalVector(dm, "boundary mask", &boundary_mask));
198 
199   PetscCall(ApplyAddCeedOperatorLocalToLocal(NULL, Q_loc, user->op_strong_bc_ctx));
200   PetscFunctionReturn(PETSC_SUCCESS);
201 }
202 
203 PetscErrorCode SetupStrongBC_Ceed(Ceed ceed, CeedData ceed_data, DM dm, User user, ProblemData problem, SimpleBC bc) {
204   CeedOperator op_strong_bc;
205 
206   PetscFunctionBeginUser;
207   {
208     Vec boundary_mask, global_vec;
209 
210     PetscCall(DMGetNamedLocalVector(dm, "boundary mask", &boundary_mask));
211     PetscCall(DMGetGlobalVector(dm, &global_vec));
212     PetscCall(VecZeroEntries(boundary_mask));
213     PetscCall(VecSet(global_vec, 1.0));
214     PetscCall(DMGlobalToLocal(dm, global_vec, INSERT_VALUES, boundary_mask));
215     PetscCall(DMRestoreNamedLocalVector(dm, "boundary mask", &boundary_mask));
216     PetscCall(DMRestoreGlobalVector(dm, &global_vec));
217   }
218 
219   PetscCallCeed(ceed, CeedCompositeOperatorCreate(ceed, &op_strong_bc));
220   {
221     PetscBool use_strongstg = PETSC_FALSE;
222     PetscCall(PetscOptionsGetBool(NULL, NULL, "-stg_strong", &use_strongstg, NULL));
223 
224     if (use_strongstg) {
225       PetscCall(SetupStrongSTG_Ceed(ceed, ceed_data, dm, problem, bc, user->phys, op_strong_bc));
226     }
227   }
228 
229   PetscCall(OperatorApplyContextCreate(NULL, NULL, ceed, op_strong_bc, CEED_VECTOR_NONE, NULL, NULL, NULL, &user->op_strong_bc_ctx));
230 
231   PetscCall(PetscObjectComposeFunction((PetscObject)dm, "DMPlexInsertBoundaryValues_C", DMPlexInsertBoundaryValues_StrongBCCeed));
232   PetscCallCeed(ceed, CeedOperatorDestroy(&op_strong_bc));
233   PetscFunctionReturn(PETSC_SUCCESS);
234 }
235