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 /// @file 8 /// Functions for setting up and performing statistics collection 9 10 #include "../qfunctions/turb_spanstats.h" 11 12 #include <petscsf.h> 13 14 #include "../include/matops.h" 15 #include "../navierstokes.h" 16 #include "ceed/ceed.h" 17 #include "petscerror.h" 18 #include "petsclog.h" 19 #include "petscmat.h" 20 #include "petscsys.h" 21 #include "petscvec.h" 22 #include "petscviewer.h" 23 24 PetscErrorCode CreateStatsDM(User user, ProblemData *problem, PetscInt degree, SimpleBC bc) { 25 user->spanstats.num_comp_stats = 22; 26 PetscReal domain_min[3], domain_max[3]; 27 PetscFunctionBeginUser; 28 29 // Get spanwise length 30 PetscCall(DMGetBoundingBox(user->dm, domain_min, domain_max)); 31 user->spanstats.span_width = domain_max[2] - domain_min[1]; 32 33 // Get DM from surface 34 { 35 PetscSF isoperiodicface; 36 DMLabel label; 37 38 PetscCall(DMPlexGetIsoperiodicFaceSF(user->dm, &isoperiodicface)); 39 40 if (isoperiodicface) { 41 PetscSF inv_isoperiodicface; 42 PetscInt nleaves; 43 const PetscInt *ilocal; 44 45 PetscCall(PetscSFCreateInverseSF(isoperiodicface, &inv_isoperiodicface)); 46 PetscCall(PetscSFGetGraph(inv_isoperiodicface, NULL, &nleaves, &ilocal, NULL)); 47 PetscCall(DMCreateLabel(user->dm, "Periodic Face")); 48 PetscCall(DMGetLabel(user->dm, "Periodic Face", &label)); 49 for (PetscInt i = 0; i < nleaves; i++) { 50 PetscCall(DMLabelSetValue(label, ilocal[i], 1)); 51 } 52 } else { 53 PetscCall(DMGetLabel(user->dm, "Face Sets", &label)); 54 } 55 56 PetscCall(DMPlexLabelComplete(user->dm, label)); 57 PetscCall(DMPlexFilter(user->dm, label, 1, &user->spanstats.dm)); 58 PetscCall(DMProjectCoordinates(user->spanstats.dm, NULL)); // Ensure that a coordinate FE exists 59 } 60 61 PetscCall(PetscObjectSetName((PetscObject)user->spanstats.dm, "Spanwise_Stats")); 62 PetscCall(DMSetOptionsPrefix(user->spanstats.dm, "spanstats_")); 63 PetscCall(DMSetFromOptions(user->spanstats.dm)); 64 PetscCall(DMViewFromOptions(user->spanstats.dm, NULL, "-dm_view")); // -spanstats_dm_view 65 66 { 67 PetscFE fe; 68 DMLabel label; 69 70 PetscCall(PetscFECreateLagrange(PETSC_COMM_SELF, problem->dim - 1, user->spanstats.num_comp_stats, PETSC_FALSE, degree, PETSC_DECIDE, &fe)); 71 PetscCall(PetscObjectSetName((PetscObject)fe, "stats")); 72 PetscCall(DMAddField(user->spanstats.dm, NULL, (PetscObject)fe)); 73 PetscCall(DMCreateDS(user->spanstats.dm)); 74 PetscCall(DMGetLabel(user->spanstats.dm, "Face Sets", &label)); 75 76 PetscCall(DMPlexSetClosurePermutationTensor(user->spanstats.dm, PETSC_DETERMINE, NULL)); 77 PetscCall(PetscFEDestroy(&fe)); 78 } 79 80 PetscSection section; 81 PetscCall(DMGetLocalSection(user->spanstats.dm, §ion)); 82 PetscCall(PetscSectionSetFieldName(section, 0, "")); 83 PetscCall(PetscSectionSetComponentName(section, 0, 0, "Mean Density")); 84 PetscCall(PetscSectionSetComponentName(section, 0, 1, "Mean Pressure")); 85 PetscCall(PetscSectionSetComponentName(section, 0, 2, "Mean Pressure Squared")); 86 PetscCall(PetscSectionSetComponentName(section, 0, 3, "Mean Pressure Velocity X")); 87 PetscCall(PetscSectionSetComponentName(section, 0, 4, "Mean Pressure Velocity Y")); 88 PetscCall(PetscSectionSetComponentName(section, 0, 5, "Mean Pressure Velocity Z")); 89 PetscCall(PetscSectionSetComponentName(section, 0, 6, "Mean Density Temperature")); 90 PetscCall(PetscSectionSetComponentName(section, 0, 7, "Mean Density Temperature Flux X")); 91 PetscCall(PetscSectionSetComponentName(section, 0, 8, "Mean Density Temperature Flux Y")); 92 PetscCall(PetscSectionSetComponentName(section, 0, 9, "Mean Density Temperature Flux Z")); 93 PetscCall(PetscSectionSetComponentName(section, 0, 10, "Mean Momentum X")); 94 PetscCall(PetscSectionSetComponentName(section, 0, 11, "Mean Momentum Y")); 95 PetscCall(PetscSectionSetComponentName(section, 0, 12, "Mean Momentum Z")); 96 PetscCall(PetscSectionSetComponentName(section, 0, 13, "Mean Momentum Flux XX")); 97 PetscCall(PetscSectionSetComponentName(section, 0, 14, "Mean Momentum Flux YY")); 98 PetscCall(PetscSectionSetComponentName(section, 0, 15, "Mean Momentum Flux ZZ")); 99 PetscCall(PetscSectionSetComponentName(section, 0, 16, "Mean Momentum Flux YZ")); 100 PetscCall(PetscSectionSetComponentName(section, 0, 17, "Mean Momentum Flux XZ")); 101 PetscCall(PetscSectionSetComponentName(section, 0, 18, "Mean Momentum Flux XY")); 102 PetscCall(PetscSectionSetComponentName(section, 0, 19, "Mean Velocity X")); 103 PetscCall(PetscSectionSetComponentName(section, 0, 20, "Mean Velocity Y")); 104 PetscCall(PetscSectionSetComponentName(section, 0, 21, "Mean Velocity Z")); 105 106 PetscFunctionReturn(0); 107 } 108 109 // Create CeedElemRestriction for collocated data based on associated CeedBasis and CeedElemRestriction 110 // Number of quadrature points is used from the CeedBasis, and number of elements is used from the CeedElemRestriction 111 PetscErrorCode CreateElemRestrColloc(Ceed ceed, CeedInt num_comp, CeedBasis basis, CeedElemRestriction elem_restr_base, 112 CeedElemRestriction *elem_restr_collocated, CeedVector *l_vec, CeedVector *e_vec) { 113 CeedInt num_elem_qpts, loc_num_elem; 114 PetscFunctionBeginUser; 115 116 CeedBasisGetNumQuadraturePoints(basis, &num_elem_qpts); 117 CeedElemRestrictionGetNumElements(elem_restr_base, &loc_num_elem); 118 119 const CeedInt strides[] = {num_comp, 1, num_elem_qpts * num_comp}; 120 CeedElemRestrictionCreateStrided(ceed, loc_num_elem, num_elem_qpts, num_comp, num_comp * loc_num_elem * num_elem_qpts, strides, 121 elem_restr_collocated); 122 CeedElemRestrictionCreateVector(*elem_restr_collocated, l_vec, e_vec); 123 PetscFunctionReturn(0); 124 } 125 126 // Get coordinates of quadrature points 127 PetscErrorCode GetQuadratureCoords(Ceed ceed, DM dm, CeedElemRestriction elem_restr_x, CeedBasis basis_x, CeedVector x_coords, CeedVector *qx_coords, 128 PetscInt *total_nqpnts) { 129 CeedQFunction qf_quad_coords; 130 CeedOperator op_quad_coords; 131 PetscInt num_comp_x, loc_num_elem, num_elem_qpts; 132 CeedElemRestriction elem_restr_qx; 133 PetscFunctionBeginUser; 134 135 // Create Element Restriction and CeedVector for quadrature coordinates 136 CeedBasisGetNumQuadraturePoints(basis_x, &num_elem_qpts); 137 CeedElemRestrictionGetNumElements(elem_restr_x, &loc_num_elem); 138 CeedElemRestrictionGetNumComponents(elem_restr_x, &num_comp_x); 139 *total_nqpnts = num_elem_qpts * loc_num_elem; 140 PetscCall(CreateElemRestrColloc(ceed, num_comp_x, basis_x, elem_restr_x, &elem_restr_qx, qx_coords, NULL)); 141 142 // Create QFunction 143 CeedQFunctionCreateIdentity(ceed, num_comp_x, CEED_EVAL_INTERP, CEED_EVAL_NONE, &qf_quad_coords); 144 145 // Create Operator 146 CeedOperatorCreate(ceed, qf_quad_coords, NULL, NULL, &op_quad_coords); 147 CeedOperatorSetField(op_quad_coords, "input", elem_restr_x, basis_x, CEED_VECTOR_ACTIVE); 148 CeedOperatorSetField(op_quad_coords, "output", elem_restr_qx, CEED_BASIS_COLLOCATED, CEED_VECTOR_ACTIVE); 149 150 CeedOperatorApply(op_quad_coords, x_coords, *qx_coords, CEED_REQUEST_IMMEDIATE); 151 152 CeedQFunctionDestroy(&qf_quad_coords); 153 CeedOperatorDestroy(&op_quad_coords); 154 PetscFunctionReturn(0); 155 } 156 157 // Create PetscSF for child-to-parent communication 158 PetscErrorCode CreateStatsSF(Ceed ceed, CeedData ceed_data, DM parentdm, DM childdm, PetscSF statssf) { 159 PetscInt child_num_qpnts, parent_num_qpnts, num_comp_x; 160 CeedVector child_qx_coords, parent_qx_coords; 161 PetscReal *child_coords, *parent_coords; 162 PetscFunctionBeginUser; 163 164 // Assume that child and parent have the same number of components 165 CeedBasisGetNumComponents(ceed_data->basis_x, &num_comp_x); 166 const PetscInt num_comp_sf = num_comp_x - 1; // Number of coord components used in the creation of the SF 167 168 // Get quad_coords for child DM 169 PetscCall(GetQuadratureCoords(ceed, childdm, ceed_data->elem_restr_x, ceed_data->basis_x, ceed_data->x_coord, &child_qx_coords, &child_num_qpnts)); 170 171 // Get quad_coords for parent DM 172 PetscCall(GetQuadratureCoords(ceed, parentdm, ceed_data->spanstats.elem_restr_parent_x, ceed_data->spanstats.basis_x, ceed_data->spanstats.x_coord, 173 &parent_qx_coords, &parent_num_qpnts)); 174 175 // Remove z component of coordinates for matching 176 { 177 const PetscReal *child_quad_coords, *parent_quad_coords; 178 179 CeedVectorGetArrayRead(child_qx_coords, CEED_MEM_HOST, &child_quad_coords); 180 CeedVectorGetArrayRead(parent_qx_coords, CEED_MEM_HOST, &parent_quad_coords); 181 182 PetscCall(PetscMalloc2(child_num_qpnts * 2, &child_coords, parent_num_qpnts * 2, &parent_coords)); 183 for (int i = 0; i < child_num_qpnts; i++) { 184 child_coords[0 + i * num_comp_sf] = child_quad_coords[0 + i * num_comp_x]; 185 child_coords[1 + i * num_comp_sf] = child_quad_coords[1 + i * num_comp_x]; 186 } 187 for (int i = 0; i < parent_num_qpnts; i++) { 188 parent_coords[0 + i * num_comp_sf] = parent_quad_coords[0 + i * num_comp_x]; 189 parent_coords[1 + i * num_comp_sf] = parent_quad_coords[1 + i * num_comp_x]; 190 } 191 CeedVectorRestoreArrayRead(child_qx_coords, &child_quad_coords); 192 CeedVectorRestoreArrayRead(parent_qx_coords, &parent_quad_coords); 193 } 194 195 PetscCall(PetscSFSetGraphFromCoordinates(statssf, parent_num_qpnts, child_num_qpnts, num_comp_sf, 1e-12, parent_coords, child_coords)); 196 197 PetscCall(PetscSFViewFromOptions(statssf, NULL, "-spanstats_sf_view")); 198 199 PetscCall(PetscFree2(child_coords, parent_coords)); 200 CeedVectorDestroy(&child_qx_coords); 201 CeedVectorDestroy(&parent_qx_coords); 202 PetscFunctionReturn(0); 203 } 204 205 // Compute mass matrix for statistics projection 206 PetscErrorCode SetupL2ProjectionStats(Ceed ceed, User user, CeedData ceed_data) { 207 CeedQFunction qf_mass; 208 CeedOperator op_mass; 209 CeedInt num_comp_q, q_data_size; 210 PetscFunctionBeginUser; 211 212 // CEED Restriction 213 CeedElemRestrictionGetNumComponents(ceed_data->spanstats.elem_restr_parent_stats, &num_comp_q); 214 CeedElemRestrictionGetNumComponents(ceed_data->spanstats.elem_restr_parent_qd, &q_data_size); 215 216 // Create Mass CeedOperator 217 PetscCall(CreateMassQFunction(ceed, num_comp_q, q_data_size, &qf_mass)); 218 CeedOperatorCreate(ceed, qf_mass, NULL, NULL, &op_mass); 219 CeedOperatorSetField(op_mass, "q", ceed_data->spanstats.elem_restr_parent_stats, ceed_data->spanstats.basis_stats, CEED_VECTOR_ACTIVE); 220 CeedOperatorSetField(op_mass, "qdata", ceed_data->spanstats.elem_restr_parent_qd, CEED_BASIS_COLLOCATED, ceed_data->spanstats.q_data); 221 CeedOperatorSetField(op_mass, "v", ceed_data->spanstats.elem_restr_parent_stats, ceed_data->spanstats.basis_stats, CEED_VECTOR_ACTIVE); 222 223 // Setup KSP for L^2 projection 224 { 225 MatopApplyContext M_ctx; 226 PetscInt l_size, g_size; 227 Mat mat_mass; 228 VecType vec_type; 229 KSP ksp; 230 Vec ones, M_inv; 231 CeedVector x_ceed, y_ceed; 232 233 PetscCall(DMCreateGlobalVector(user->spanstats.dm, &M_inv)); 234 PetscCall(VecGetLocalSize(M_inv, &l_size)); 235 PetscCall(VecGetSize(M_inv, &g_size)); 236 PetscCall(VecGetType(M_inv, &vec_type)); 237 238 PetscCall(PetscMalloc1(1, &M_ctx)); 239 PetscCall(MatCreateShell(PETSC_COMM_WORLD, l_size, l_size, g_size, g_size, M_ctx, &mat_mass)); 240 PetscCall(MatShellSetOperation(mat_mass, MATOP_MULT, (void (*)(void))MatMult_Ceed)); 241 PetscCall(MatShellSetOperation(mat_mass, MATOP_GET_DIAGONAL, (void (*)(void))MatGetDiag_Ceed)); 242 PetscCall(MatShellSetVecType(mat_mass, vec_type)); 243 244 CeedElemRestrictionCreateVector(ceed_data->spanstats.elem_restr_parent_stats, &x_ceed, NULL); 245 CeedElemRestrictionCreateVector(ceed_data->spanstats.elem_restr_parent_stats, &y_ceed, NULL); 246 247 PetscCall(SetupMatopApplyCtx(PETSC_COMM_WORLD, user->spanstats.dm, user->ceed, op_mass, x_ceed, y_ceed, NULL, M_ctx)); 248 user->spanstats.M_ctx = M_ctx; 249 250 // Create lumped mass matrix inverse 251 PetscCall(DMGetGlobalVector(user->spanstats.dm, &ones)); 252 PetscCall(VecZeroEntries(M_inv)); 253 PetscCall(VecSet(ones, 1)); 254 PetscCall(MatMult(mat_mass, ones, M_inv)); 255 PetscCall(VecReciprocal(M_inv)); 256 user->spanstats.M_inv = M_inv; 257 PetscCall(DMRestoreGlobalVector(user->spanstats.dm, &ones)); 258 259 PetscCall(KSPCreate(PETSC_COMM_WORLD, &ksp)); 260 PetscCall(KSPSetOptionsPrefix(ksp, "spanstats_")); 261 { 262 PC pc; 263 PetscCall(KSPGetPC(ksp, &pc)); 264 PetscCall(PCSetType(pc, PCJACOBI)); 265 PetscCall(PCJacobiSetType(pc, PC_JACOBI_DIAGONAL)); 266 PetscCall(KSPSetType(ksp, KSPCG)); 267 PetscCall(KSPSetNormType(ksp, KSP_NORM_NATURAL)); 268 PetscCall(KSPSetTolerances(ksp, 1e-10, PETSC_DEFAULT, PETSC_DEFAULT, PETSC_DEFAULT)); 269 } 270 PetscCall(KSPSetOperators(ksp, mat_mass, mat_mass)); 271 PetscCall(KSPSetFromOptions(ksp)); 272 user->spanstats.ksp = ksp; 273 } 274 275 // Cleanup 276 CeedQFunctionDestroy(&qf_mass); 277 PetscFunctionReturn(0); 278 } 279 280 // Create CeedOperators and KSP for the statistics collection and processing 281 PetscErrorCode CreateStatisticsOperators(Ceed ceed, User user, CeedData ceed_data, ProblemData *problem) { 282 CeedInt num_comp_stats = user->spanstats.num_comp_stats, num_comp_x = problem->dim, num_comp_q; 283 CeedOperator op_setup_sur; 284 PetscFunctionBeginUser; 285 CeedBasisGetNumComponents(ceed_data->basis_q, &num_comp_q); 286 287 // Create Operator for statistics collection 288 switch (user->phys->state_var) { 289 case STATEVAR_PRIMITIVE: 290 CeedQFunctionCreateInterior(ceed, 1, ChildStatsCollection_Prim, ChildStatsCollection_Prim_loc, &ceed_data->spanstats.qf_stats_collect); 291 break; 292 case STATEVAR_CONSERVATIVE: 293 CeedQFunctionCreateInterior(ceed, 1, ChildStatsCollection_Conserv, ChildStatsCollection_Conserv_loc, &ceed_data->spanstats.qf_stats_collect); 294 break; 295 } 296 297 if (user->app_ctx->stats_test) { 298 CeedQFunctionDestroy(&ceed_data->spanstats.qf_stats_collect); 299 CeedQFunctionCreateInterior(ceed, 1, ChildStatsCollectionTest, ChildStatsCollectionTest_loc, &ceed_data->spanstats.qf_stats_collect); 300 } 301 302 CeedQFunctionSetContext(ceed_data->spanstats.qf_stats_collect, problem->apply_vol_ifunction.qfunction_context); 303 CeedQFunctionAddInput(ceed_data->spanstats.qf_stats_collect, "q", num_comp_q, CEED_EVAL_INTERP); 304 CeedQFunctionAddInput(ceed_data->spanstats.qf_stats_collect, "q_data", problem->q_data_size_vol, CEED_EVAL_NONE); 305 CeedQFunctionAddInput(ceed_data->spanstats.qf_stats_collect, "x", num_comp_x, CEED_EVAL_INTERP); 306 CeedQFunctionAddOutput(ceed_data->spanstats.qf_stats_collect, "v", num_comp_stats, CEED_EVAL_NONE); 307 308 CeedOperatorCreate(ceed, ceed_data->spanstats.qf_stats_collect, NULL, NULL, &user->spanstats.op_stats_collect); 309 CeedOperatorSetField(user->spanstats.op_stats_collect, "q", ceed_data->elem_restr_q, ceed_data->basis_q, CEED_VECTOR_ACTIVE); 310 CeedOperatorSetField(user->spanstats.op_stats_collect, "q_data", ceed_data->elem_restr_qd_i, CEED_BASIS_COLLOCATED, ceed_data->q_data); 311 CeedOperatorSetField(user->spanstats.op_stats_collect, "x", ceed_data->elem_restr_x, ceed_data->basis_x, ceed_data->x_coord); 312 CeedOperatorSetField(user->spanstats.op_stats_collect, "v", ceed_data->spanstats.elem_restr_child_colloc, CEED_BASIS_COLLOCATED, 313 CEED_VECTOR_ACTIVE); 314 315 // Create Operator for L^2 projection of statistics 316 // Simply take collocated parent data (with quadrature weight already applied) and multiply by weight function. 317 // Therefore, an Identity QF is sufficient 318 CeedQFunctionCreateIdentity(ceed, num_comp_stats, CEED_EVAL_NONE, CEED_EVAL_INTERP, &ceed_data->spanstats.qf_stats_proj); 319 320 CeedOperatorCreate(ceed, ceed_data->spanstats.qf_stats_proj, NULL, NULL, &user->spanstats.op_stats_proj); 321 CeedOperatorSetField(user->spanstats.op_stats_proj, "input", ceed_data->spanstats.elem_restr_parent_colloc, CEED_BASIS_COLLOCATED, 322 CEED_VECTOR_ACTIVE); 323 CeedOperatorSetField(user->spanstats.op_stats_proj, "output", ceed_data->spanstats.elem_restr_parent_stats, ceed_data->spanstats.basis_stats, 324 CEED_VECTOR_ACTIVE); 325 326 // Get q_data for lumped mass matrix formation 327 CeedOperatorCreate(ceed, ceed_data->qf_setup_sur, NULL, NULL, &op_setup_sur); 328 CeedOperatorSetField(op_setup_sur, "dx", ceed_data->spanstats.elem_restr_parent_x, ceed_data->spanstats.basis_x, CEED_VECTOR_ACTIVE); 329 CeedOperatorSetField(op_setup_sur, "weight", CEED_ELEMRESTRICTION_NONE, ceed_data->spanstats.basis_x, CEED_VECTOR_NONE); 330 CeedOperatorSetField(op_setup_sur, "surface qdata", ceed_data->spanstats.elem_restr_parent_qd, CEED_BASIS_COLLOCATED, CEED_VECTOR_ACTIVE); 331 CeedOperatorApply(op_setup_sur, ceed_data->spanstats.x_coord, ceed_data->spanstats.q_data, CEED_REQUEST_IMMEDIATE); 332 333 CeedOperatorDestroy(&op_setup_sur); 334 PetscFunctionReturn(0); 335 } 336 337 PetscErrorCode SetupErrorTesting(Ceed ceed, User user, CeedData ceed_data) { 338 CeedInt num_comp_stats = user->spanstats.num_comp_stats, num_comp_x; 339 CeedQFunction qf_error; 340 CeedOperator op_error; 341 CeedInt q_data_size; 342 CeedVector x_ceed, y_ceed; 343 PetscFunctionBeginUser; 344 345 CeedElemRestrictionGetNumComponents(ceed_data->spanstats.elem_restr_parent_qd, &q_data_size); 346 CeedBasisGetNumComponents(ceed_data->spanstats.basis_x, &num_comp_x); 347 348 CeedQFunctionCreateInterior(ceed, 1, ChildStatsCollectionTest_Error, ChildStatsCollectionTest_Error_loc, &qf_error); 349 CeedQFunctionAddInput(qf_error, "q", num_comp_stats, CEED_EVAL_INTERP); 350 CeedQFunctionAddInput(qf_error, "qdata", q_data_size, CEED_EVAL_NONE); 351 CeedQFunctionAddInput(qf_error, "x", num_comp_x, CEED_EVAL_INTERP); 352 CeedQFunctionAddOutput(qf_error, "v", num_comp_stats, CEED_EVAL_INTERP); 353 354 CeedOperatorCreate(ceed, qf_error, NULL, NULL, &op_error); 355 CeedOperatorSetField(op_error, "q", ceed_data->spanstats.elem_restr_parent_stats, ceed_data->spanstats.basis_stats, CEED_VECTOR_ACTIVE); 356 CeedOperatorSetField(op_error, "qdata", ceed_data->spanstats.elem_restr_parent_qd, CEED_BASIS_COLLOCATED, ceed_data->spanstats.q_data); 357 CeedOperatorSetField(op_error, "x", ceed_data->spanstats.elem_restr_parent_x, ceed_data->spanstats.basis_x, ceed_data->spanstats.x_coord); 358 CeedOperatorSetField(op_error, "v", ceed_data->spanstats.elem_restr_parent_stats, ceed_data->spanstats.basis_stats, CEED_VECTOR_ACTIVE); 359 360 CeedElemRestrictionCreateVector(ceed_data->spanstats.elem_restr_parent_stats, &x_ceed, NULL); 361 CeedElemRestrictionCreateVector(ceed_data->spanstats.elem_restr_parent_stats, &y_ceed, NULL); 362 363 PetscCall(PetscCalloc1(1, &user->spanstats.test_error_ctx)); 364 PetscCall(SetupMatopApplyCtx(PETSC_COMM_WORLD, user->spanstats.dm, user->ceed, op_error, x_ceed, y_ceed, NULL, user->spanstats.test_error_ctx)); 365 366 PetscFunctionReturn(0); 367 } 368 369 // Setup for statistics collection 370 PetscErrorCode SetupStatsCollection(Ceed ceed, User user, CeedData ceed_data, ProblemData *problem) { 371 DM dm = user->spanstats.dm; 372 MPI_Comm comm = PetscObjectComm((PetscObject)dm); 373 CeedInt dim, P, Q, num_comp_x; 374 Vec X_loc; 375 PetscMemType X_loc_memtype; 376 const PetscScalar *X_loc_array; 377 PetscFunctionBeginUser; 378 379 PetscCall(DMGetDimension(dm, &dim)); 380 CeedBasisGetNumQuadraturePoints1D(ceed_data->basis_q, &Q); 381 CeedBasisGetNumNodes1D(ceed_data->basis_q, &P); 382 383 PetscCall(GetRestrictionForDomain(ceed, dm, 0, 0, 0, Q, problem->q_data_size_sur, &ceed_data->spanstats.elem_restr_parent_stats, 384 &ceed_data->spanstats.elem_restr_parent_x, &ceed_data->spanstats.elem_restr_parent_qd)); 385 CeedElemRestrictionGetNumComponents(ceed_data->spanstats.elem_restr_parent_x, &num_comp_x); 386 CeedElemRestrictionCreateVector(ceed_data->spanstats.elem_restr_parent_x, &ceed_data->spanstats.x_coord, NULL); 387 CeedElemRestrictionCreateVector(ceed_data->spanstats.elem_restr_parent_stats, &user->spanstats.rhs_ceed, NULL); 388 CeedElemRestrictionCreateVector(ceed_data->spanstats.elem_restr_parent_qd, &ceed_data->spanstats.q_data, NULL); 389 390 CeedBasisCreateTensorH1Lagrange(ceed, dim, num_comp_x, 2, Q, CEED_GAUSS, &ceed_data->spanstats.basis_x); 391 CeedBasisCreateTensorH1Lagrange(ceed, dim, user->spanstats.num_comp_stats, P, Q, CEED_GAUSS, &ceed_data->spanstats.basis_stats); 392 393 PetscCall(CreateElemRestrColloc(ceed, user->spanstats.num_comp_stats, ceed_data->spanstats.basis_stats, 394 ceed_data->spanstats.elem_restr_parent_stats, &ceed_data->spanstats.elem_restr_parent_colloc, 395 &user->spanstats.parent_stats, NULL)); 396 PetscCall(CreateElemRestrColloc(ceed, user->spanstats.num_comp_stats, ceed_data->basis_q, ceed_data->elem_restr_q, 397 &ceed_data->spanstats.elem_restr_child_colloc, &user->spanstats.child_stats, NULL)); 398 CeedElemRestrictionCreateVector(ceed_data->spanstats.elem_restr_child_colloc, &user->spanstats.child_inst_stats, NULL); 399 CeedVectorSetValue(user->spanstats.child_stats, 0); 400 401 // -- Copy DM coordinates into CeedVector 402 { 403 DM cdm; 404 PetscCall(DMGetCellCoordinateDM(dm, &cdm)); 405 if (cdm) { 406 PetscCall(DMGetCellCoordinatesLocal(dm, &X_loc)); 407 } else { 408 PetscCall(DMGetCoordinatesLocal(dm, &X_loc)); 409 } 410 } 411 PetscCall(VecScale(X_loc, problem->dm_scale)); 412 PetscCall(VecGetArrayReadAndMemType(X_loc, &X_loc_array, &X_loc_memtype)); 413 CeedVectorSetArray(ceed_data->spanstats.x_coord, MemTypeP2C(X_loc_memtype), CEED_COPY_VALUES, (PetscScalar *)X_loc_array); 414 PetscCall(VecRestoreArrayRead(X_loc, &X_loc_array)); 415 416 // Create SF for communicating child data back their respective parents 417 PetscCall(PetscSFCreate(comm, &user->spanstats.sf)); 418 PetscCall(CreateStatsSF(ceed, ceed_data, user->dm, user->spanstats.dm, user->spanstats.sf)); 419 420 // Create CeedOperators for statistics collection 421 PetscCall(CreateStatisticsOperators(ceed, user, ceed_data, problem)); 422 423 // Setup KSP and Mat for L^2 projection of statistics 424 PetscCall(SetupL2ProjectionStats(ceed, user, ceed_data)); 425 426 if (user->app_ctx->stats_test) { 427 PetscCall(SetupErrorTesting(ceed, user, ceed_data)); 428 } 429 430 // Setup stats viewer with prefix 431 { 432 PetscViewerType viewer_type; 433 PetscCall(PetscViewerGetType(user->app_ctx->stats_viewer, &viewer_type)); 434 PetscCall(PetscOptionsSetValue(NULL, "-stats_viewer_type", viewer_type)); 435 436 PetscCall(PetscViewerSetOptionsPrefix(user->app_ctx->stats_viewer, "stats_")); 437 PetscCall(PetscViewerSetFromOptions(user->app_ctx->stats_viewer)); 438 } 439 PetscFunctionReturn(0); 440 } 441 442 // Collect statistics based on the solution Q 443 PetscErrorCode CollectStatistics(User user, PetscScalar solution_time, Vec Q) { 444 PetscMemType q_mem_type; 445 const PetscScalar *q_arr; 446 Vec Q_loc; 447 PetscFunctionBeginUser; 448 449 PetscLogStage stage_stats_collect; 450 PetscCall(PetscLogStageGetId("Stats Collect", &stage_stats_collect)); 451 if (stage_stats_collect == -1) PetscCall(PetscLogStageRegister("Stats Collect", &stage_stats_collect)); 452 PetscCall(PetscLogStagePush(stage_stats_collect)); 453 454 PetscCall(DMGetLocalVector(user->dm, &Q_loc)); 455 PetscCall(VecZeroEntries(Q_loc)); 456 PetscCall(DMGlobalToLocal(user->dm, Q, INSERT_VALUES, Q_loc)); 457 458 PetscCall(VecGetArrayReadAndMemType(Q_loc, &q_arr, &q_mem_type)); 459 CeedVectorSetArray(user->q_ceed, MemTypeP2C(q_mem_type), CEED_USE_POINTER, (PetscScalar *)q_arr); 460 461 CeedOperatorApply(user->spanstats.op_stats_collect, user->q_ceed, user->spanstats.child_inst_stats, CEED_REQUEST_IMMEDIATE); 462 463 CeedVectorTakeArray(user->q_ceed, MemTypeP2C(q_mem_type), NULL); 464 PetscCall(VecRestoreArrayReadAndMemType(Q_loc, &q_arr)); 465 PetscCall(DMRestoreLocalVector(user->dm, &Q_loc)); 466 467 // Record averaging using left rectangle rule 468 PetscScalar delta_t = solution_time - user->spanstats.prev_time; 469 PetscScalar prev_timeinterval = user->spanstats.prev_time - user->app_ctx->cont_time; 470 CeedVectorScale(user->spanstats.child_stats, prev_timeinterval / (prev_timeinterval + delta_t)); 471 CeedVectorAXPY(user->spanstats.child_stats, delta_t / (prev_timeinterval + delta_t), user->spanstats.child_inst_stats); 472 user->spanstats.prev_time = solution_time; 473 474 PetscCall(PetscLogStagePop()); 475 PetscFunctionReturn(0); 476 } 477 478 // Process the child statistics into parent statistics and project them onto stats 479 PetscErrorCode ProcessStatistics(User user, Vec *stats) { 480 Span_Stats user_stats = user->spanstats; 481 const PetscScalar *child_stats; 482 PetscScalar *parent_stats; 483 MPI_Datatype unit; 484 Vec rhs_loc, rhs; 485 PetscMemType rhs_mem_type; 486 CeedScalar *rhs_arr; 487 CeedMemType ceed_mem_type; 488 PetscFunctionBeginUser; 489 490 PetscLogStage stage_stats_process; 491 PetscCall(PetscLogStageGetId("Stats Process", &stage_stats_process)); 492 if (stage_stats_process == -1) PetscCall(PetscLogStageRegister("Stats Process", &stage_stats_process)); 493 PetscCall(PetscLogStagePush(stage_stats_process)); 494 495 CeedGetPreferredMemType(user->ceed, &ceed_mem_type); 496 CeedVectorSetValue(user_stats.parent_stats, 0); 497 498 CeedVectorGetArrayRead(user_stats.child_stats, ceed_mem_type, &child_stats); 499 CeedVectorGetArray(user_stats.parent_stats, ceed_mem_type, &parent_stats); 500 501 if (user_stats.num_comp_stats == 1) unit = MPIU_REAL; 502 else { 503 PetscCallMPI(MPI_Type_contiguous(user_stats.num_comp_stats, MPIU_REAL, &unit)); 504 PetscCallMPI(MPI_Type_commit(&unit)); 505 } 506 507 PetscCall(PetscSFReduceBegin(user_stats.sf, unit, child_stats, parent_stats, MPI_SUM)); 508 PetscCall(PetscSFReduceEnd(user_stats.sf, unit, child_stats, parent_stats, MPI_SUM)); 509 510 CeedVectorRestoreArrayRead(user_stats.child_stats, &child_stats); 511 CeedVectorRestoreArray(user_stats.parent_stats, &parent_stats); 512 PetscCallMPI(MPI_Type_free(&unit)); 513 514 CeedVectorScale(user_stats.parent_stats, 1 / user_stats.span_width); 515 516 // L^2 projection with the parent_data 517 PetscCall(DMGetGlobalVector(user_stats.dm, &rhs)); 518 PetscCall(DMGetLocalVector(user_stats.dm, &rhs_loc)); 519 PetscCall(VecZeroEntries(rhs)); 520 PetscCall(VecZeroEntries(rhs_loc)); 521 PetscCall(VecGetArrayWriteAndMemType(rhs_loc, &rhs_arr, &rhs_mem_type)); 522 CeedVectorSetArray(user_stats.rhs_ceed, MemTypeP2C(rhs_mem_type), CEED_USE_POINTER, (PetscScalar *)rhs_arr); 523 524 CeedOperatorApply(user_stats.op_stats_proj, user_stats.parent_stats, user_stats.rhs_ceed, CEED_REQUEST_IMMEDIATE); 525 526 CeedVectorTakeArray(user_stats.rhs_ceed, MemTypeP2C(rhs_mem_type), &rhs_arr); 527 PetscCall(VecRestoreArrayAndMemType(rhs_loc, &rhs_arr)); 528 PetscCall(DMLocalToGlobal(user_stats.dm, rhs_loc, ADD_VALUES, rhs)); 529 530 PetscCall(VecDuplicate(rhs, stats)); 531 PetscCall(VecPointwiseMult(*stats, rhs, user_stats.M_inv)); 532 533 PetscCall(KSPSolve(user_stats.ksp, rhs, *stats)); 534 535 PetscCall(PetscLogStagePop()); 536 PetscFunctionReturn(0); 537 } 538 539 // TSMonitor for the statistics collection and processing 540 PetscErrorCode TSMonitor_Statistics(TS ts, PetscInt steps, PetscReal solution_time, Vec Q, void *ctx) { 541 User user = (User)ctx; 542 Vec stats; 543 PetscFunctionBeginUser; 544 545 // Do not collect or process on the first step of the run (ie. on the initial condition) 546 if (steps == user->app_ctx->cont_steps && !user->spanstats.monitor_final_call) PetscFunctionReturn(0); 547 548 if (steps % user->app_ctx->stats_collect_interval == 0 || user->spanstats.monitor_final_call) { 549 PetscCall(CollectStatistics(user, solution_time, Q)); 550 } 551 552 if ((steps % user->app_ctx->stats_viewer_interval == 0 && user->app_ctx->stats_viewer_interval != -1) || user->spanstats.monitor_final_call) { 553 PetscCall(DMGetGlobalVector(user->spanstats.dm, &stats)); 554 PetscCall(ProcessStatistics(user, &stats)); 555 PetscCall(DMSetOutputSequenceNumber(user->spanstats.dm, steps, solution_time)); 556 PetscCall(PetscViewerPushFormat(user->app_ctx->stats_viewer, user->app_ctx->stats_viewer_format)); 557 PetscCall(VecView(stats, user->app_ctx->stats_viewer)); 558 PetscCall(PetscViewerPopFormat(user->app_ctx->stats_viewer)); 559 if (user->app_ctx->stats_test && user->spanstats.monitor_final_call) { 560 Vec error; 561 PetscCall(VecDuplicate(stats, &error)); 562 PetscCall(ApplyLocal_Ceed(stats, error, user->spanstats.test_error_ctx)); 563 PetscScalar error_sq = 0; 564 PetscCall(VecSum(error, &error_sq)); 565 PetscScalar l2_error = sqrt(error_sq); 566 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "l2 error: %.5e\n", l2_error)); 567 } 568 PetscCall(DMRestoreGlobalVector(user->spanstats.dm, &stats)); 569 } 570 PetscFunctionReturn(0); 571 } 572 573 PetscErrorCode CleanupStats(User user, CeedData ceed_data) { 574 PetscFunctionBeginUser; 575 576 // -- CeedVectors 577 CeedVectorDestroy(&user->spanstats.child_stats); 578 CeedVectorDestroy(&user->spanstats.child_inst_stats); 579 CeedVectorDestroy(&user->spanstats.parent_stats); 580 CeedVectorDestroy(&user->spanstats.rhs_ceed); 581 CeedVectorDestroy(&user->spanstats.x_ceed); 582 CeedVectorDestroy(&user->spanstats.y_ceed); 583 CeedVectorDestroy(&ceed_data->spanstats.x_coord); 584 CeedVectorDestroy(&ceed_data->spanstats.q_data); 585 CeedVectorDestroy(&user->spanstats.M_ctx->x_ceed); 586 CeedVectorDestroy(&user->spanstats.M_ctx->y_ceed); 587 if (user->app_ctx->stats_test) { 588 CeedVectorDestroy(&user->spanstats.test_error_ctx->x_ceed); 589 CeedVectorDestroy(&user->spanstats.test_error_ctx->y_ceed); 590 } 591 592 // -- QFunctions 593 CeedQFunctionDestroy(&ceed_data->spanstats.qf_stats_collect); 594 CeedQFunctionDestroy(&ceed_data->spanstats.qf_stats_proj); 595 596 // -- CeedBasis 597 CeedBasisDestroy(&ceed_data->spanstats.basis_stats); 598 CeedBasisDestroy(&ceed_data->spanstats.basis_x); 599 600 // -- CeedElemRestriction 601 CeedElemRestrictionDestroy(&ceed_data->spanstats.elem_restr_parent_stats); 602 CeedElemRestrictionDestroy(&ceed_data->spanstats.elem_restr_parent_qd); 603 CeedElemRestrictionDestroy(&ceed_data->spanstats.elem_restr_parent_x); 604 CeedElemRestrictionDestroy(&ceed_data->spanstats.elem_restr_parent_colloc); 605 CeedElemRestrictionDestroy(&ceed_data->spanstats.elem_restr_child_colloc); 606 607 // -- CeedOperators 608 CeedOperatorDestroy(&user->spanstats.op_stats_collect); 609 CeedOperatorDestroy(&user->spanstats.op_stats_proj); 610 CeedOperatorDestroy(&user->spanstats.M_ctx->op); 611 if (user->app_ctx->stats_test) CeedOperatorDestroy(&user->spanstats.test_error_ctx->op); 612 613 // -- Vec 614 PetscCall(VecDestroy(&user->spanstats.M_inv)); 615 616 // -- KSP 617 PetscCall(KSPDestroy(&user->spanstats.ksp)); 618 619 // -- SF 620 PetscCall(PetscSFDestroy(&user->spanstats.sf)); 621 622 // -- DM 623 PetscCall(DMDestroy(&user->spanstats.dm)); 624 625 PetscFunctionReturn(0); 626 } 627