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 <ceed.h> 13 #include <petscdmplex.h> 14 #include <petscsf.h> 15 16 #include "../include/petsc_ops.h" 17 #include "../navierstokes.h" 18 19 typedef struct { 20 CeedElemRestriction elem_restr_parent_x, elem_restr_parent_stats, elem_restr_parent_qd, elem_restr_parent_colloc, elem_restr_child_colloc; 21 CeedBasis basis_x, basis_stats; 22 CeedVector x_coord, q_data; 23 } *SpanStatsSetupData; 24 25 PetscErrorCode CreateStatsDM(User user, ProblemData *problem, PetscInt degree) { 26 user->spanstats.num_comp_stats = TURB_NUM_COMPONENTS; 27 PetscReal domain_min[3], domain_max[3]; 28 PetscFE fe; 29 PetscSection section; 30 PetscLogStage stage_stats_setup; 31 MPI_Comm comm = PetscObjectComm((PetscObject)user->dm); 32 PetscFunctionBeginUser; 33 34 PetscCall(PetscLogStageGetId("Stats Setup", &stage_stats_setup)); 35 if (stage_stats_setup == -1) PetscCall(PetscLogStageRegister("Stats Setup", &stage_stats_setup)); 36 PetscCall(PetscLogStagePush(stage_stats_setup)); 37 38 // Get spanwise length 39 PetscCall(DMGetBoundingBox(user->dm, domain_min, domain_max)); 40 user->spanstats.span_width = domain_max[2] - domain_min[1]; 41 42 { // Get DM from surface 43 DM parent_distributed_dm; 44 PetscSF isoperiodicface; 45 DMLabel label; 46 PetscMPIInt size; 47 48 PetscCall(DMPlexGetIsoperiodicFaceSF(user->dm, &isoperiodicface)); 49 50 if (isoperiodicface) { 51 PetscSF inv_isoperiodicface; 52 PetscInt nleaves; 53 const PetscInt *ilocal; 54 55 PetscCall(PetscSFCreateInverseSF(isoperiodicface, &inv_isoperiodicface)); 56 PetscCall(PetscSFGetGraph(inv_isoperiodicface, NULL, &nleaves, &ilocal, NULL)); 57 PetscCall(DMCreateLabel(user->dm, "Periodic Face")); 58 PetscCall(DMGetLabel(user->dm, "Periodic Face", &label)); 59 for (PetscInt i = 0; i < nleaves; i++) { 60 PetscCall(DMLabelSetValue(label, ilocal[i], 1)); 61 } 62 } else { 63 PetscCall(DMGetLabel(user->dm, "Face Sets", &label)); 64 } 65 66 PetscCall(DMPlexLabelComplete(user->dm, label)); 67 PetscCall(DMPlexFilter(user->dm, label, 1, &user->spanstats.dm)); 68 PetscCall(DMProjectCoordinates(user->spanstats.dm, NULL)); // Ensure that a coordinate FE exists 69 70 PetscCall(DMPlexDistribute(user->spanstats.dm, 0, NULL, &parent_distributed_dm)); 71 PetscCallMPI(MPI_Comm_size(comm, &size)); 72 if (parent_distributed_dm) { 73 PetscCall(DMDestroy(&user->spanstats.dm)); 74 user->spanstats.dm = parent_distributed_dm; 75 } else if (size > 1) { 76 PetscCall(PetscPrintf(comm, "WARNING: Turbulent spanwise statistics: parent DM could not be distributed accross %d ranks.\n", size)); 77 } 78 } 79 80 PetscCall(PetscObjectSetName((PetscObject)user->spanstats.dm, "Spanwise_Stats")); 81 PetscCall(DMSetOptionsPrefix(user->spanstats.dm, "turbulence_spanstats_")); 82 PetscCall(DMSetFromOptions(user->spanstats.dm)); 83 PetscCall(DMViewFromOptions(user->spanstats.dm, NULL, "-dm_view")); 84 85 // Create FE space for parent DM 86 PetscCall(PetscFECreateLagrange(PETSC_COMM_SELF, problem->dim - 1, user->spanstats.num_comp_stats, PETSC_FALSE, degree, PETSC_DECIDE, &fe)); 87 PetscCall(PetscObjectSetName((PetscObject)fe, "stats")); 88 PetscCall(DMAddField(user->spanstats.dm, NULL, (PetscObject)fe)); 89 PetscCall(DMCreateDS(user->spanstats.dm)); 90 PetscCall(DMPlexSetClosurePermutationTensor(user->spanstats.dm, PETSC_DETERMINE, NULL)); 91 92 // Create Section for data 93 PetscCall(DMGetLocalSection(user->spanstats.dm, §ion)); 94 PetscCall(PetscSectionSetFieldName(section, 0, "")); 95 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_DENSITY, "MeanDensity")); 96 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_PRESSURE, "MeanPressure")); 97 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_PRESSURE_SQUARED, "MeanPressureSquared")); 98 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_PRESSURE_VELOCITY_X, "MeanPressureVelocityX")); 99 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_PRESSURE_VELOCITY_Y, "MeanPressureVelocityY")); 100 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_PRESSURE_VELOCITY_Z, "MeanPressureVelocityZ")); 101 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_DENSITY_TEMPERATURE, "MeanDensityTemperature")); 102 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_DENSITY_TEMPERATURE_FLUX_X, "MeanDensityTemperatureFluxX")); 103 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_DENSITY_TEMPERATURE_FLUX_Y, "MeanDensityTemperatureFluxY")); 104 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_DENSITY_TEMPERATURE_FLUX_Z, "MeanDensityTemperatureFluxZ")); 105 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_MOMENTUM_X, "MeanMomentumX")); 106 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_MOMENTUM_Y, "MeanMomentumY")); 107 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_MOMENTUM_Z, "MeanMomentumZ")); 108 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_MOMENTUMFLUX_XX, "MeanMomentumFluxXX")); 109 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_MOMENTUMFLUX_YY, "MeanMomentumFluxYY")); 110 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_MOMENTUMFLUX_ZZ, "MeanMomentumFluxZZ")); 111 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_MOMENTUMFLUX_YZ, "MeanMomentumFluxYZ")); 112 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_MOMENTUMFLUX_XZ, "MeanMomentumFluxXZ")); 113 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_MOMENTUMFLUX_XY, "MeanMomentumFluxXY")); 114 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_VELOCITY_X, "MeanVelocityX")); 115 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_VELOCITY_Y, "MeanVelocityY")); 116 PetscCall(PetscSectionSetComponentName(section, 0, TURB_MEAN_VELOCITY_Z, "MeanVelocityZ")); 117 118 // Cleanup 119 PetscCall(PetscFEDestroy(&fe)); 120 121 PetscCall(PetscLogStagePop()); 122 PetscFunctionReturn(PETSC_SUCCESS); 123 } 124 125 // Create CeedElemRestriction for collocated data based on associated CeedBasis and CeedElemRestriction 126 // Number of quadrature points is used from the CeedBasis, and number of elements is used from the CeedElemRestriction 127 PetscErrorCode CreateElemRestrColloc(Ceed ceed, CeedInt num_comp, CeedBasis basis, CeedElemRestriction elem_restr_base, 128 CeedElemRestriction *elem_restr_collocated) { 129 CeedInt num_elem_qpts, loc_num_elem; 130 PetscFunctionBeginUser; 131 132 PetscCallCeed(ceed, CeedBasisGetNumQuadraturePoints(basis, &num_elem_qpts)); 133 PetscCallCeed(ceed, CeedElemRestrictionGetNumElements(elem_restr_base, &loc_num_elem)); 134 135 const CeedInt strides[] = {num_comp, 1, num_elem_qpts * num_comp}; 136 PetscCallCeed(ceed, CeedElemRestrictionCreateStrided(ceed, loc_num_elem, num_elem_qpts, num_comp, num_comp * loc_num_elem * num_elem_qpts, strides, 137 elem_restr_collocated)); 138 PetscFunctionReturn(PETSC_SUCCESS); 139 } 140 141 // Get coordinates of quadrature points 142 PetscErrorCode GetQuadratureCoords(Ceed ceed, DM dm, CeedElemRestriction elem_restr_x, CeedBasis basis_x, CeedVector x_coords, Vec *Qx_coords, 143 PetscInt *total_nqpnts) { 144 CeedElemRestriction elem_restr_qx; 145 CeedQFunction qf_quad_coords; 146 CeedOperator op_quad_coords; 147 CeedInt num_comp_x, loc_num_elem, num_elem_qpts; 148 OperatorApplyContext op_quad_coords_ctx; 149 150 PetscFunctionBeginUser; 151 // Create Element Restriction and CeedVector for quadrature coordinates 152 PetscCallCeed(ceed, CeedBasisGetNumQuadraturePoints(basis_x, &num_elem_qpts)); 153 PetscCallCeed(ceed, CeedElemRestrictionGetNumElements(elem_restr_x, &loc_num_elem)); 154 PetscCallCeed(ceed, CeedElemRestrictionGetNumComponents(elem_restr_x, &num_comp_x)); 155 *total_nqpnts = num_elem_qpts * loc_num_elem; 156 PetscCall(CreateElemRestrColloc(ceed, num_comp_x, basis_x, elem_restr_x, &elem_restr_qx)); 157 158 // Create QFunction 159 PetscCallCeed(ceed, CeedQFunctionCreateIdentity(ceed, num_comp_x, CEED_EVAL_INTERP, CEED_EVAL_NONE, &qf_quad_coords)); 160 161 // Create Operator 162 PetscCallCeed(ceed, CeedOperatorCreate(ceed, qf_quad_coords, NULL, NULL, &op_quad_coords)); 163 PetscCallCeed(ceed, CeedOperatorSetField(op_quad_coords, "input", elem_restr_x, basis_x, x_coords)); 164 PetscCallCeed(ceed, CeedOperatorSetField(op_quad_coords, "output", elem_restr_qx, CEED_BASIS_COLLOCATED, CEED_VECTOR_ACTIVE)); 165 166 PetscCall(CeedOperatorCreateLocalVecs(op_quad_coords, DMReturnVecType(dm), PetscObjectComm((PetscObject)dm), NULL, Qx_coords)); 167 PetscCall(OperatorApplyContextCreate(NULL, NULL, ceed, op_quad_coords, CEED_VECTOR_NONE, NULL, NULL, NULL, &op_quad_coords_ctx)); 168 169 PetscCall(ApplyCeedOperatorLocalToLocal(NULL, *Qx_coords, op_quad_coords_ctx)); 170 171 PetscCall(OperatorApplyContextDestroy(op_quad_coords_ctx)); 172 PetscCallCeed(ceed, CeedElemRestrictionDestroy(&elem_restr_qx)); 173 PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_quad_coords)); 174 PetscCallCeed(ceed, CeedOperatorDestroy(&op_quad_coords)); 175 PetscFunctionReturn(PETSC_SUCCESS); 176 } 177 178 PetscErrorCode SpanStatsSetupDataCreate(Ceed ceed, User user, CeedData ceed_data, ProblemData *problem, SpanStatsSetupData *stats_data) { 179 DM dm = user->spanstats.dm; 180 PetscInt dim; 181 CeedInt num_qpts_child1d, num_comp_x, num_comp_stats = user->spanstats.num_comp_stats; 182 Vec X_loc; 183 PetscFunctionBeginUser; 184 185 PetscCall(PetscNew(stats_data)); 186 187 PetscCall(DMGetDimension(dm, &dim)); 188 PetscCallCeed(ceed, CeedBasisGetNumQuadraturePoints1D(ceed_data->basis_q, &num_qpts_child1d)); 189 CeedInt num_qpts_parent = CeedIntPow(num_qpts_child1d, dim); 190 PetscCall(GetRestrictionForDomain(ceed, dm, 0, 0, 0, 0, num_qpts_parent, problem->q_data_size_sur, &(*stats_data)->elem_restr_parent_stats, 191 &(*stats_data)->elem_restr_parent_x, &(*stats_data)->elem_restr_parent_qd)); 192 PetscCallCeed(ceed, CeedElemRestrictionGetNumComponents((*stats_data)->elem_restr_parent_x, &num_comp_x)); 193 PetscCallCeed(ceed, CeedElemRestrictionCreateVector((*stats_data)->elem_restr_parent_x, &(*stats_data)->x_coord, NULL)); 194 PetscCallCeed(ceed, CeedElemRestrictionCreateVector((*stats_data)->elem_restr_parent_qd, &(*stats_data)->q_data, NULL)); 195 196 { 197 DM dm_coord; 198 PetscCall(DMGetCoordinateDM(dm, &dm_coord)); 199 PetscCall(CreateBasisFromPlex(ceed, dm_coord, 0, 0, 0, 0, &(*stats_data)->basis_x)); 200 PetscCall(CreateBasisFromPlex(ceed, dm, 0, 0, 0, 0, &(*stats_data)->basis_stats)); 201 } 202 203 PetscCall(CreateElemRestrColloc(ceed, num_comp_stats, (*stats_data)->basis_stats, (*stats_data)->elem_restr_parent_stats, 204 &(*stats_data)->elem_restr_parent_colloc)); 205 PetscCall(CreateElemRestrColloc(ceed, num_comp_stats, ceed_data->basis_q, ceed_data->elem_restr_q, &(*stats_data)->elem_restr_child_colloc)); 206 207 { // -- Copy DM coordinates into CeedVector 208 DM cdm; 209 PetscCall(DMGetCellCoordinateDM(dm, &cdm)); 210 if (cdm) { 211 PetscCall(DMGetCellCoordinatesLocal(dm, &X_loc)); 212 } else { 213 PetscCall(DMGetCoordinatesLocal(dm, &X_loc)); 214 } 215 } 216 PetscCall(VecScale(X_loc, problem->dm_scale)); 217 PetscCall(VecCopyP2C(X_loc, (*stats_data)->x_coord)); 218 219 PetscFunctionReturn(PETSC_SUCCESS); 220 } 221 222 PetscErrorCode SpanStatsSetupDataDestroy(SpanStatsSetupData data) { 223 Ceed ceed; 224 225 PetscFunctionBeginUser; 226 PetscCall(CeedElemRestrictionGetCeed(data->elem_restr_parent_x, &ceed)); 227 PetscCallCeed(ceed, CeedElemRestrictionDestroy(&data->elem_restr_parent_x)); 228 PetscCallCeed(ceed, CeedElemRestrictionDestroy(&data->elem_restr_parent_stats)); 229 PetscCallCeed(ceed, CeedElemRestrictionDestroy(&data->elem_restr_parent_qd)); 230 PetscCallCeed(ceed, CeedElemRestrictionDestroy(&data->elem_restr_parent_colloc)); 231 PetscCallCeed(ceed, CeedElemRestrictionDestroy(&data->elem_restr_child_colloc)); 232 233 PetscCallCeed(ceed, CeedBasisDestroy(&data->basis_x)); 234 PetscCallCeed(ceed, CeedBasisDestroy(&data->basis_stats)); 235 236 PetscCallCeed(ceed, CeedVectorDestroy(&data->x_coord)); 237 PetscCallCeed(ceed, CeedVectorDestroy(&data->q_data)); 238 239 PetscCall(PetscFree(data)); 240 PetscFunctionReturn(PETSC_SUCCESS); 241 } 242 243 // Create PetscSF for child-to-parent communication 244 PetscErrorCode CreateStatsSF(Ceed ceed, CeedData ceed_data, SpanStatsSetupData stats_data, DM parentdm, DM childdm, PetscSF *statssf) { 245 PetscInt child_num_qpnts, parent_num_qpnts; 246 CeedInt num_comp_x; 247 Vec Child_qx_coords, Parent_qx_coords; 248 249 PetscFunctionBeginUser; 250 PetscCall(PetscSFCreate(PetscObjectComm((PetscObject)childdm), statssf)); 251 252 // Assume that child and parent have the same number of components 253 PetscCallCeed(ceed, CeedBasisGetNumComponents(ceed_data->basis_x, &num_comp_x)); 254 const PetscInt num_comp_sf = num_comp_x - 1; // Number of coord components used in the creation of the SF 255 256 // Get quad_coords for child and parent DM 257 PetscCall(GetQuadratureCoords(ceed, childdm, ceed_data->elem_restr_x, ceed_data->basis_x, ceed_data->x_coord, &Child_qx_coords, &child_num_qpnts)); 258 PetscCall(GetQuadratureCoords(ceed, parentdm, stats_data->elem_restr_parent_x, stats_data->basis_x, stats_data->x_coord, &Parent_qx_coords, 259 &parent_num_qpnts)); 260 261 { // Remove z component of coordinates for matching 262 const PetscReal *child_quad_coords, *parent_quad_coords; 263 PetscReal *child_coords, *parent_coords; 264 265 PetscCall(VecGetArrayRead(Child_qx_coords, &child_quad_coords)); 266 PetscCall(VecGetArrayRead(Parent_qx_coords, &parent_quad_coords)); 267 268 PetscCall(PetscMalloc2(child_num_qpnts * 2, &child_coords, parent_num_qpnts * 2, &parent_coords)); 269 for (int i = 0; i < child_num_qpnts; i++) { 270 child_coords[0 + i * num_comp_sf] = child_quad_coords[0 + i * num_comp_x]; 271 child_coords[1 + i * num_comp_sf] = child_quad_coords[1 + i * num_comp_x]; 272 } 273 for (int i = 0; i < parent_num_qpnts; i++) { 274 parent_coords[0 + i * num_comp_sf] = parent_quad_coords[0 + i * num_comp_x]; 275 parent_coords[1 + i * num_comp_sf] = parent_quad_coords[1 + i * num_comp_x]; 276 } 277 PetscCall(VecRestoreArrayRead(Child_qx_coords, &child_quad_coords)); 278 PetscCall(VecRestoreArrayRead(Parent_qx_coords, &parent_quad_coords)); 279 280 PetscCall(PetscSFSetGraphFromCoordinates(*statssf, parent_num_qpnts, child_num_qpnts, num_comp_sf, 1e-12, parent_coords, child_coords)); 281 PetscCall(PetscFree2(child_coords, parent_coords)); 282 } 283 284 PetscCall(PetscSFViewFromOptions(*statssf, NULL, "-spanstats_sf_view")); 285 286 PetscCall(VecDestroy(&Child_qx_coords)); 287 PetscCall(VecDestroy(&Parent_qx_coords)); 288 PetscFunctionReturn(PETSC_SUCCESS); 289 } 290 291 // @brief Setup RHS and LHS for L^2 projection of statistics 292 PetscErrorCode SetupL2ProjectionStats(Ceed ceed, User user, CeedData ceed_data, SpanStatsSetupData stats_data) { 293 CeedOperator op_mass, op_setup_sur, op_proj_rhs; 294 CeedQFunction qf_mass, qf_stats_proj; 295 CeedInt q_data_size, num_comp_stats = user->spanstats.num_comp_stats; 296 MPI_Comm comm = PetscObjectComm((PetscObject)user->spanstats.dm); 297 298 PetscFunctionBeginUser; 299 // -- Create Operator for RHS of L^2 projection of statistics 300 // Simply take collocated parent data (with quadrature weight already applied) and multiply by weight function. 301 // Therefore, an Identity QF is sufficient 302 PetscCallCeed(ceed, CeedQFunctionCreateIdentity(ceed, num_comp_stats, CEED_EVAL_NONE, CEED_EVAL_INTERP, &qf_stats_proj)); 303 304 PetscCallCeed(ceed, CeedOperatorCreate(ceed, qf_stats_proj, NULL, NULL, &op_proj_rhs)); 305 PetscCallCeed(ceed, CeedOperatorSetField(op_proj_rhs, "input", stats_data->elem_restr_parent_colloc, CEED_BASIS_COLLOCATED, CEED_VECTOR_ACTIVE)); 306 PetscCallCeed(ceed, CeedOperatorSetField(op_proj_rhs, "output", stats_data->elem_restr_parent_stats, stats_data->basis_stats, CEED_VECTOR_ACTIVE)); 307 308 PetscCall(OperatorApplyContextCreate(NULL, user->spanstats.dm, ceed, op_proj_rhs, NULL, NULL, NULL, NULL, &user->spanstats.op_proj_rhs_ctx)); 309 PetscCall(CeedOperatorCreateLocalVecs(op_proj_rhs, DMReturnVecType(user->spanstats.dm), comm, &user->spanstats.Parent_Stats_loc, NULL)); 310 311 // -- Setup LHS of L^2 projection 312 // Get q_data for mass matrix operator 313 PetscCallCeed(ceed, CeedOperatorCreate(ceed, ceed_data->qf_setup_sur, NULL, NULL, &op_setup_sur)); 314 PetscCallCeed(ceed, CeedOperatorSetField(op_setup_sur, "dx", stats_data->elem_restr_parent_x, stats_data->basis_x, CEED_VECTOR_ACTIVE)); 315 PetscCallCeed(ceed, CeedOperatorSetField(op_setup_sur, "weight", CEED_ELEMRESTRICTION_NONE, stats_data->basis_x, CEED_VECTOR_NONE)); 316 PetscCallCeed(ceed, 317 CeedOperatorSetField(op_setup_sur, "surface qdata", stats_data->elem_restr_parent_qd, CEED_BASIS_COLLOCATED, CEED_VECTOR_ACTIVE)); 318 PetscCallCeed(ceed, CeedOperatorApply(op_setup_sur, stats_data->x_coord, stats_data->q_data, CEED_REQUEST_IMMEDIATE)); 319 320 // CEED Restriction 321 PetscCallCeed(ceed, CeedElemRestrictionGetNumComponents(stats_data->elem_restr_parent_qd, &q_data_size)); 322 323 // Create Mass CeedOperator 324 PetscCall(CreateMassQFunction(ceed, num_comp_stats, q_data_size, &qf_mass)); 325 PetscCallCeed(ceed, CeedOperatorCreate(ceed, qf_mass, NULL, NULL, &op_mass)); 326 PetscCallCeed(ceed, CeedOperatorSetField(op_mass, "u", stats_data->elem_restr_parent_stats, stats_data->basis_stats, CEED_VECTOR_ACTIVE)); 327 PetscCallCeed(ceed, CeedOperatorSetField(op_mass, "qdata", stats_data->elem_restr_parent_qd, CEED_BASIS_COLLOCATED, stats_data->q_data)); 328 PetscCallCeed(ceed, CeedOperatorSetField(op_mass, "v", stats_data->elem_restr_parent_stats, stats_data->basis_stats, CEED_VECTOR_ACTIVE)); 329 330 { // Setup KSP for L^2 projection 331 OperatorApplyContext M_ctx; 332 Mat mat_mass; 333 KSP ksp; 334 335 PetscCall(OperatorApplyContextCreate(user->spanstats.dm, user->spanstats.dm, user->ceed, op_mass, NULL, NULL, NULL, NULL, &M_ctx)); 336 PetscCall(CreateMatShell_Ceed(M_ctx, &mat_mass)); 337 338 PetscCall(KSPCreate(comm, &ksp)); 339 PetscCall(KSPSetOptionsPrefix(ksp, "turbulence_spanstats_")); 340 { 341 PC pc; 342 PetscCall(KSPGetPC(ksp, &pc)); 343 PetscCall(PCSetType(pc, PCJACOBI)); 344 PetscCall(PCJacobiSetType(pc, PC_JACOBI_DIAGONAL)); 345 PetscCall(KSPSetType(ksp, KSPCG)); 346 PetscCall(KSPSetNormType(ksp, KSP_NORM_NATURAL)); 347 PetscCall(KSPSetTolerances(ksp, 1e-10, PETSC_DEFAULT, PETSC_DEFAULT, PETSC_DEFAULT)); 348 } 349 PetscCall(KSPSetOperators(ksp, mat_mass, mat_mass)); 350 PetscCall(KSPSetFromOptions(ksp)); 351 user->spanstats.ksp = ksp; 352 } 353 354 // Cleanup 355 PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_mass)); 356 PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_stats_proj)); 357 PetscCallCeed(ceed, CeedOperatorDestroy(&op_mass)); 358 PetscCallCeed(ceed, CeedOperatorDestroy(&op_setup_sur)); 359 PetscCallCeed(ceed, CeedOperatorDestroy(&op_proj_rhs)); 360 PetscFunctionReturn(PETSC_SUCCESS); 361 } 362 363 // Create CeedOperator for statistics collection 364 PetscErrorCode CreateStatisticCollectionOperator(Ceed ceed, User user, CeedData ceed_data, SpanStatsSetupData stats_data, ProblemData *problem) { 365 CeedInt num_comp_stats = user->spanstats.num_comp_stats, num_comp_x = problem->dim, num_comp_q; 366 Turbulence_SpanStatsContext collect_ctx; 367 NewtonianIdealGasContext newtonian_ig_ctx; 368 CeedQFunctionContext collect_context; 369 CeedQFunction qf_stats_collect; 370 CeedOperator op_stats_collect; 371 372 PetscFunctionBeginUser; 373 PetscCallCeed(ceed, CeedBasisGetNumComponents(ceed_data->basis_q, &num_comp_q)); 374 375 // Create Operator for statistics collection 376 switch (user->phys->state_var) { 377 case STATEVAR_PRIMITIVE: 378 PetscCallCeed(ceed, CeedQFunctionCreateInterior(ceed, 1, ChildStatsCollection_Prim, ChildStatsCollection_Prim_loc, &qf_stats_collect)); 379 break; 380 case STATEVAR_CONSERVATIVE: 381 PetscCallCeed(ceed, CeedQFunctionCreateInterior(ceed, 1, ChildStatsCollection_Conserv, ChildStatsCollection_Conserv_loc, &qf_stats_collect)); 382 break; 383 default: 384 SETERRQ(PetscObjectComm((PetscObject)user->dm), PETSC_ERR_SUP, "No statisics collection available for chosen state variable"); 385 } 386 387 if (user->spanstats.do_mms_test) { 388 PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_stats_collect)); 389 PetscCallCeed(ceed, CeedQFunctionCreateInterior(ceed, 1, ChildStatsCollectionMMSTest, ChildStatsCollectionMMSTest_loc, &qf_stats_collect)); 390 } 391 392 { // Setup Collection Context 393 PetscCall(PetscNew(&collect_ctx)); 394 PetscCallCeed(ceed, CeedQFunctionContextGetData(problem->apply_vol_rhs.qfunction_context, CEED_MEM_HOST, &newtonian_ig_ctx)); 395 collect_ctx->gas = *newtonian_ig_ctx; 396 397 PetscCallCeed(ceed, CeedQFunctionContextCreate(user->ceed, &collect_context)); 398 PetscCallCeed(ceed, CeedQFunctionContextSetData(collect_context, CEED_MEM_HOST, CEED_USE_POINTER, sizeof(*collect_ctx), collect_ctx)); 399 PetscCallCeed(ceed, CeedQFunctionContextSetDataDestroy(collect_context, CEED_MEM_HOST, FreeContextPetsc)); 400 401 PetscCallCeed(ceed, CeedQFunctionContextRegisterDouble(collect_context, "solution time", 402 offsetof(struct Turbulence_SpanStatsContext_, solution_time), 1, "Current solution time")); 403 PetscCallCeed( 404 ceed, CeedQFunctionContextRegisterDouble(collect_context, "previous time", offsetof(struct Turbulence_SpanStatsContext_, previous_time), 1, 405 "Previous time statistics collection was done")); 406 407 PetscCallCeed(ceed, CeedQFunctionContextRestoreData(problem->apply_vol_rhs.qfunction_context, &newtonian_ig_ctx)); 408 } 409 410 PetscCallCeed(ceed, CeedQFunctionSetContext(qf_stats_collect, collect_context)); 411 PetscCallCeed(ceed, CeedQFunctionContextDestroy(&collect_context)); 412 PetscCallCeed(ceed, CeedQFunctionAddInput(qf_stats_collect, "q", num_comp_q, CEED_EVAL_INTERP)); 413 PetscCallCeed(ceed, CeedQFunctionAddInput(qf_stats_collect, "q_data", problem->q_data_size_vol, CEED_EVAL_NONE)); 414 PetscCallCeed(ceed, CeedQFunctionAddInput(qf_stats_collect, "x", num_comp_x, CEED_EVAL_INTERP)); 415 PetscCallCeed(ceed, CeedQFunctionAddOutput(qf_stats_collect, "v", num_comp_stats, CEED_EVAL_NONE)); 416 417 PetscCallCeed(ceed, CeedOperatorCreate(ceed, qf_stats_collect, NULL, NULL, &op_stats_collect)); 418 PetscCallCeed(ceed, CeedOperatorSetField(op_stats_collect, "q", ceed_data->elem_restr_q, ceed_data->basis_q, CEED_VECTOR_ACTIVE)); 419 PetscCallCeed(ceed, CeedOperatorSetField(op_stats_collect, "q_data", ceed_data->elem_restr_qd_i, CEED_BASIS_COLLOCATED, ceed_data->q_data)); 420 PetscCallCeed(ceed, CeedOperatorSetField(op_stats_collect, "x", ceed_data->elem_restr_x, ceed_data->basis_x, ceed_data->x_coord)); 421 PetscCallCeed(ceed, CeedOperatorSetField(op_stats_collect, "v", stats_data->elem_restr_child_colloc, CEED_BASIS_COLLOCATED, CEED_VECTOR_ACTIVE)); 422 423 PetscCallCeed(ceed, CeedOperatorGetContextFieldLabel(op_stats_collect, "solution time", &user->spanstats.solution_time_label)); 424 PetscCallCeed(ceed, CeedOperatorGetContextFieldLabel(op_stats_collect, "previous time", &user->spanstats.previous_time_label)); 425 426 PetscCall(OperatorApplyContextCreate(user->dm, user->spanstats.dm, user->ceed, op_stats_collect, user->q_ceed, NULL, NULL, NULL, 427 &user->spanstats.op_stats_collect_ctx)); 428 429 PetscCall(CeedOperatorCreateLocalVecs(op_stats_collect, DMReturnVecType(user->spanstats.dm), PetscObjectComm((PetscObject)user->spanstats.dm), NULL, 430 &user->spanstats.Child_Stats_loc)); 431 PetscCall(VecZeroEntries(user->spanstats.Child_Stats_loc)); 432 433 PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_stats_collect)); 434 PetscCallCeed(ceed, CeedOperatorDestroy(&op_stats_collect)); 435 PetscFunctionReturn(PETSC_SUCCESS); 436 } 437 438 // Creates operator for calculating error of method of manufactured solution (MMS) test 439 PetscErrorCode SetupMMSErrorChecking(Ceed ceed, User user, CeedData ceed_data, SpanStatsSetupData stats_data) { 440 CeedInt num_comp_stats = user->spanstats.num_comp_stats, num_comp_x, q_data_size; 441 CeedQFunction qf_error; 442 CeedOperator op_error; 443 CeedVector x_ceed, y_ceed; 444 PetscFunctionBeginUser; 445 446 PetscCallCeed(ceed, CeedElemRestrictionGetNumComponents(stats_data->elem_restr_parent_qd, &q_data_size)); 447 PetscCallCeed(ceed, CeedBasisGetNumComponents(stats_data->basis_x, &num_comp_x)); 448 449 PetscCallCeed(ceed, CeedQFunctionCreateInterior(ceed, 1, ChildStatsCollectionMMSTest_Error, ChildStatsCollectionMMSTest_Error_loc, &qf_error)); 450 PetscCallCeed(ceed, CeedQFunctionAddInput(qf_error, "q", num_comp_stats, CEED_EVAL_INTERP)); 451 PetscCallCeed(ceed, CeedQFunctionAddInput(qf_error, "qdata", q_data_size, CEED_EVAL_NONE)); 452 PetscCallCeed(ceed, CeedQFunctionAddInput(qf_error, "x", num_comp_x, CEED_EVAL_INTERP)); 453 PetscCallCeed(ceed, CeedQFunctionAddOutput(qf_error, "v", num_comp_stats, CEED_EVAL_INTERP)); 454 455 PetscCallCeed(ceed, CeedOperatorCreate(ceed, qf_error, NULL, NULL, &op_error)); 456 PetscCallCeed(ceed, CeedOperatorSetField(op_error, "q", stats_data->elem_restr_parent_stats, stats_data->basis_stats, CEED_VECTOR_ACTIVE)); 457 PetscCallCeed(ceed, CeedOperatorSetField(op_error, "qdata", stats_data->elem_restr_parent_qd, CEED_BASIS_COLLOCATED, stats_data->q_data)); 458 PetscCallCeed(ceed, CeedOperatorSetField(op_error, "x", stats_data->elem_restr_parent_x, stats_data->basis_x, stats_data->x_coord)); 459 PetscCallCeed(ceed, CeedOperatorSetField(op_error, "v", stats_data->elem_restr_parent_stats, stats_data->basis_stats, CEED_VECTOR_ACTIVE)); 460 461 PetscCallCeed(ceed, CeedElemRestrictionCreateVector(stats_data->elem_restr_parent_stats, &x_ceed, NULL)); 462 PetscCallCeed(ceed, CeedElemRestrictionCreateVector(stats_data->elem_restr_parent_stats, &y_ceed, NULL)); 463 PetscCall(OperatorApplyContextCreate(user->spanstats.dm, user->spanstats.dm, user->ceed, op_error, x_ceed, y_ceed, NULL, NULL, 464 &user->spanstats.mms_error_ctx)); 465 466 PetscCallCeed(ceed, CeedOperatorDestroy(&op_error)); 467 PetscCallCeed(ceed, CeedQFunctionDestroy(&qf_error)); 468 PetscCallCeed(ceed, CeedVectorDestroy(&x_ceed)); 469 PetscCallCeed(ceed, CeedVectorDestroy(&y_ceed)); 470 PetscFunctionReturn(PETSC_SUCCESS); 471 } 472 473 // Setup for statistics collection 474 PetscErrorCode TurbulenceStatisticsSetup(Ceed ceed, User user, CeedData ceed_data, ProblemData *problem) { 475 SpanStatsSetupData stats_data; 476 PetscLogStage stage_stats_setup; 477 478 PetscFunctionBeginUser; 479 PetscCall(PetscLogStageGetId("Stats Setup", &stage_stats_setup)); 480 if (stage_stats_setup == -1) PetscCall(PetscLogStageRegister("Stats Setup", &stage_stats_setup)); 481 PetscCall(PetscLogStagePush(stage_stats_setup)); 482 483 // Create parent DM 484 PetscCall(CreateStatsDM(user, problem, user->app_ctx->degree)); 485 486 // Create necessary CeedObjects for setting up statistics 487 PetscCall(SpanStatsSetupDataCreate(ceed, user, ceed_data, problem, &stats_data)); 488 489 // Create SF for communicating child data back their respective parents 490 PetscCall(CreateStatsSF(ceed, ceed_data, stats_data, user->dm, user->spanstats.dm, &user->spanstats.sf)); 491 492 // Create CeedOperators for statistics collection 493 PetscCall(CreateStatisticCollectionOperator(ceed, user, ceed_data, stats_data, problem)); 494 495 // Setup KSP and Mat for L^2 projection of statistics 496 PetscCall(SetupL2ProjectionStats(ceed, user, ceed_data, stats_data)); 497 498 PetscCall(PetscOptionsGetBool(NULL, NULL, "-ts_monitor_turbulence_spanstats_mms", &user->spanstats.do_mms_test, NULL)); 499 if (user->spanstats.do_mms_test) { 500 PetscCall(SetupMMSErrorChecking(ceed, user, ceed_data, stats_data)); 501 } 502 503 { // Setup stats viewer with prefix 504 PetscViewerType viewer_type; 505 PetscCall(PetscViewerGetType(user->app_ctx->turb_spanstats_viewer, &viewer_type)); 506 PetscCall(PetscOptionsSetValue(NULL, "-ts_monitor_turbulence_spanstats_viewer_type", viewer_type)); 507 508 PetscCall(PetscViewerSetOptionsPrefix(user->app_ctx->turb_spanstats_viewer, "ts_monitor_turbulence_spanstats_")); 509 PetscCall(PetscViewerSetFromOptions(user->app_ctx->turb_spanstats_viewer)); 510 } 511 512 PetscCall(SpanStatsSetupDataDestroy(stats_data)); 513 PetscCall(PetscLogStagePop()); 514 PetscFunctionReturn(PETSC_SUCCESS); 515 } 516 517 // Collect statistics based on the solution Q 518 PetscErrorCode CollectStatistics(User user, PetscScalar solution_time, Vec Q) { 519 Span_Stats user_stats = user->spanstats; 520 521 PetscFunctionBeginUser; 522 PetscLogStage stage_stats_collect; 523 PetscCall(PetscLogStageGetId("Stats Collect", &stage_stats_collect)); 524 if (stage_stats_collect == -1) PetscCall(PetscLogStageRegister("Stats Collect", &stage_stats_collect)); 525 PetscCall(PetscLogStagePush(stage_stats_collect)); 526 527 PetscCall(UpdateBoundaryValues(user, user->Q_loc, solution_time)); 528 PetscCallCeed(user->ceed, CeedOperatorSetContextDouble(user_stats.op_stats_collect_ctx->op, user_stats.solution_time_label, &solution_time)); 529 PetscCall(DMGlobalToLocal(user->dm, Q, INSERT_VALUES, user->Q_loc)); 530 PetscCall(ApplyAddCeedOperatorLocalToLocal(user->Q_loc, user_stats.Child_Stats_loc, user_stats.op_stats_collect_ctx)); 531 532 PetscCallCeed(user->ceed, CeedOperatorSetContextDouble(user_stats.op_stats_collect_ctx->op, user_stats.previous_time_label, &solution_time)); 533 534 PetscCall(PetscLogStagePop()); 535 PetscFunctionReturn(PETSC_SUCCESS); 536 } 537 538 // Process the child statistics into parent statistics and project them onto stats 539 PetscErrorCode ProcessStatistics(User user, Vec stats) { 540 Span_Stats user_stats = user->spanstats; 541 const PetscScalar *child_stats; 542 PetscScalar *parent_stats; 543 MPI_Datatype unit; 544 Vec RHS; 545 546 PetscFunctionBeginUser; 547 PetscLogStage stage_stats_process; 548 PetscCall(PetscLogStageGetId("Stats Process", &stage_stats_process)); 549 if (stage_stats_process == -1) PetscCall(PetscLogStageRegister("Stats Process", &stage_stats_process)); 550 PetscCall(PetscLogStagePush(stage_stats_process)); 551 552 PetscCall(VecZeroEntries(user_stats.Parent_Stats_loc)); 553 554 PetscCall(VecGetArrayRead(user_stats.Child_Stats_loc, &child_stats)); 555 PetscCall(VecGetArray(user_stats.Parent_Stats_loc, &parent_stats)); 556 557 if (user_stats.num_comp_stats == 1) unit = MPIU_REAL; 558 else { 559 PetscCallMPI(MPI_Type_contiguous(user_stats.num_comp_stats, MPIU_REAL, &unit)); 560 PetscCallMPI(MPI_Type_commit(&unit)); 561 } 562 563 PetscCall(PetscSFReduceBegin(user_stats.sf, unit, child_stats, parent_stats, MPI_SUM)); 564 PetscCall(PetscSFReduceEnd(user_stats.sf, unit, child_stats, parent_stats, MPI_SUM)); 565 566 PetscCall(VecRestoreArrayRead(user_stats.Child_Stats_loc, &child_stats)); 567 PetscCall(VecRestoreArray(user_stats.Parent_Stats_loc, &parent_stats)); 568 PetscCallMPI(MPI_Type_free(&unit)); 569 570 PetscReal solution_time; 571 PetscCall(DMGetOutputSequenceNumber(user_stats.dm, NULL, &solution_time)); 572 PetscReal summing_duration = solution_time - user->app_ctx->cont_time; 573 PetscCall(VecScale(user_stats.Parent_Stats_loc, 1 / (summing_duration * user_stats.span_width))); 574 575 // L^2 projection with the parent_data 576 PetscCall(DMGetGlobalVector(user_stats.dm, &RHS)); 577 PetscCall(ApplyCeedOperatorLocalToGlobal(user_stats.Parent_Stats_loc, RHS, user_stats.op_proj_rhs_ctx)); 578 579 PetscCall(KSPSolve(user_stats.ksp, RHS, stats)); 580 581 PetscCall(DMRestoreGlobalVector(user_stats.dm, &RHS)); 582 PetscCall(PetscLogStagePop()); 583 PetscFunctionReturn(PETSC_SUCCESS); 584 } 585 586 // TSMonitor for the statistics collection and processing 587 PetscErrorCode TSMonitor_TurbulenceStatistics(TS ts, PetscInt steps, PetscReal solution_time, Vec Q, void *ctx) { 588 User user = (User)ctx; 589 Vec stats; 590 TSConvergedReason reason; 591 PetscInt collect_interval = user->app_ctx->turb_spanstats_collect_interval, viewer_interval = user->app_ctx->turb_spanstats_viewer_interval; 592 PetscFunctionBeginUser; 593 PetscCall(TSGetConvergedReason(ts, &reason)); 594 // Do not collect or process on the first step of the run (ie. on the initial condition) 595 if (steps == user->app_ctx->cont_steps && reason == TS_CONVERGED_ITERATING) PetscFunctionReturn(PETSC_SUCCESS); 596 597 PetscBool run_processing_and_viewer = (steps % viewer_interval == 0 && viewer_interval != -1) || reason != TS_CONVERGED_ITERATING; 598 599 if (steps % collect_interval == 0 || run_processing_and_viewer) { 600 PetscCall(CollectStatistics(user, solution_time, Q)); 601 602 if (run_processing_and_viewer) { 603 PetscCall(DMSetOutputSequenceNumber(user->spanstats.dm, steps, solution_time)); 604 PetscCall(DMGetGlobalVector(user->spanstats.dm, &stats)); 605 PetscCall(ProcessStatistics(user, stats)); 606 if (user->app_ctx->test_type == TESTTYPE_NONE) { 607 PetscCall(PetscViewerPushFormat(user->app_ctx->turb_spanstats_viewer, user->app_ctx->turb_spanstats_viewer_format)); 608 PetscCall(VecView(stats, user->app_ctx->turb_spanstats_viewer)); 609 PetscCall(PetscViewerPopFormat(user->app_ctx->turb_spanstats_viewer)); 610 } 611 if (user->app_ctx->test_type == TESTTYPE_TURB_SPANSTATS && reason != TS_CONVERGED_ITERATING) { 612 PetscCall(RegressionTests_NS(user->app_ctx, stats)); 613 } 614 if (user->spanstats.do_mms_test && reason != TS_CONVERGED_ITERATING) { 615 Vec error; 616 PetscCall(VecDuplicate(stats, &error)); 617 PetscCall(ApplyCeedOperatorGlobalToGlobal(stats, error, user->spanstats.mms_error_ctx)); 618 PetscScalar error_sq = 0; 619 PetscCall(VecSum(error, &error_sq)); 620 PetscScalar l2_error = sqrt(error_sq); 621 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "l2 error: %.5e\n", l2_error)); 622 } 623 PetscCall(DMRestoreGlobalVector(user->spanstats.dm, &stats)); 624 } 625 } 626 PetscFunctionReturn(PETSC_SUCCESS); 627 } 628 629 PetscErrorCode TurbulenceStatisticsDestroy(User user, CeedData ceed_data) { 630 PetscFunctionBeginUser; 631 632 // -- CeedVectors 633 PetscCall(VecDestroy(&user->spanstats.Child_Stats_loc)); 634 PetscCall(VecDestroy(&user->spanstats.Parent_Stats_loc)); 635 636 // -- CeedOperators 637 PetscCall(OperatorApplyContextDestroy(user->spanstats.op_stats_collect_ctx)); 638 PetscCall(OperatorApplyContextDestroy(user->spanstats.op_proj_rhs_ctx)); 639 PetscCall(OperatorApplyContextDestroy(user->spanstats.mms_error_ctx)); 640 641 // -- KSP 642 PetscCall(KSPDestroy(&user->spanstats.ksp)); 643 644 // -- SF 645 PetscCall(PetscSFDestroy(&user->spanstats.sf)); 646 647 // -- DM 648 PetscCall(DMDestroy(&user->spanstats.dm)); 649 650 PetscFunctionReturn(PETSC_SUCCESS); 651 } 652