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forces_and_sources_testing_edge_element.cpp File Reference
#include <MoFEM.hpp>

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Functions

int main (int argc, char *argv[])
 

Variables

static char help [] = "...\n\n"
 

Function Documentation

◆ main()

int main ( int  argc,
char *  argv[] 
)
Examples
forces_and_sources_testing_edge_element.cpp.

Definition at line 20 of file forces_and_sources_testing_edge_element.cpp.

20  {
21 
22  MoFEM::Core::Initialize(&argc, &argv, (char *)0, help);
23 
24  try {
25 
26  moab::Core mb_instance;
27  moab::Interface &moab = mb_instance;
28  int rank;
29  MPI_Comm_rank(PETSC_COMM_WORLD, &rank);
30 
31  PetscBool flg = PETSC_TRUE;
32  char mesh_file_name[255];
33 #if PETSC_VERSION_GE(3, 6, 4)
34  CHKERR PetscOptionsGetString(PETSC_NULL, "", "-my_file", mesh_file_name,
35  255, &flg);
36 
37 #else
38  CHKERR PetscOptionsGetString(PETSC_NULL, PETSC_NULL, "-my_file",
39  mesh_file_name, 255, &flg);
40 
41 #endif
42 
43  if (flg != PETSC_TRUE) {
44  SETERRQ(PETSC_COMM_SELF, 1, "*** ERROR -my_file (MESH FILE NEEDED)");
45  }
46 
47  // Create MoFEM database
48  MoFEM::Core core(moab);
49  MoFEM::Interface &m_field = core;
50 
51  const char *option;
52  option = ""; ;
53  CHKERR moab.load_file(mesh_file_name, 0, option);
54 
55  // set ebturues bit level
56  BitRefLevel bit_level0;
57  bit_level0.set(0);
58  CHKERR m_field.getInterface<BitRefManager>()->setBitRefLevelByDim(
59  0, 3, bit_level0);
60 
61  enum bases { AINSWORTH, BERNSTEIN_BEZIER, LASBASETOP };
62  const char *list_bases[] = {"ainsworth", "bernstein_bezier"};
63  PetscInt choice_base_value = AINSWORTH;
64  CHKERR PetscOptionsGetEList(PETSC_NULL, NULL, "-base", list_bases,
65  LASBASETOP, &choice_base_value, &flg);
66  FieldApproximationBase base = NOBASE;
67  if (choice_base_value == AINSWORTH)
68  base = AINSWORTH_LEGENDRE_BASE;
69  else if (choice_base_value == BERNSTEIN_BEZIER)
70  base = AINSWORTH_BERNSTEIN_BEZIER_BASE;
71 
72  // Fields
73  CHKERR m_field.add_field("FIELD1", H1, base, 3);
74  CHKERR m_field.add_field("MESH_NODE_POSITIONS", H1, AINSWORTH_LEGENDRE_BASE,
75  3);
76 
77  // FE
78  CHKERR m_field.add_finite_element("TEST_FE");
79 
80 
81  // Define rows/cols and element data
82  auto add_field_to_fe = [&m_field](const std::string field_name) {
83  MoFEMFunctionBegin;
84  CHKERR m_field.modify_finite_element_add_field_row("TEST_FE", field_name);
85  CHKERR m_field.modify_finite_element_add_field_col("TEST_FE", field_name);
86  CHKERR m_field.modify_finite_element_add_field_data("TEST_FE",
87  field_name);
88  MoFEMFunctionReturn(0);
89  };
90  CHKERR add_field_to_fe("FIELD1");
91  CHKERR m_field.modify_finite_element_add_field_data("TEST_FE",
92  "MESH_NODE_POSITIONS");
93 
94  // Problem
95  CHKERR m_field.add_problem("TEST_PROBLEM");
96 
97  // set finite elements for problem
98  CHKERR m_field.modify_problem_add_finite_element("TEST_PROBLEM", "TEST_FE");
99  // set refinement level for problem
100  CHKERR m_field.modify_problem_ref_level_add_bit("TEST_PROBLEM", bit_level0);
101 
102 
103  // meshset consisting all entities in mesh
104  EntityHandle root_set = moab.get_root_set();
105  // add entities to field
106  CHKERR m_field.add_ents_to_field_by_type(root_set, MBEDGE, "FIELD1");
107  CHKERR m_field.add_ents_to_field_by_type(root_set, MBEDGE,
108  "MESH_NODE_POSITIONS");
109  CHKERR m_field.set_field_order(root_set, MBVERTEX, "MESH_NODE_POSITIONS",
110  1);
111  CHKERR m_field.set_field_order(root_set, MBEDGE, "MESH_NODE_POSITIONS", 1);
112  CHKERR m_field.set_field_order(root_set, MBTRI, "MESH_NODE_POSITIONS", 1);
113  CHKERR m_field.set_field_order(root_set, MBTET, "MESH_NODE_POSITIONS", 1);
114 
115 
116  // add entities to finite element
117  Range tets;
118  CHKERR moab.get_entities_by_type(0, MBTET, tets, false);
119  Skinner skin(&m_field.get_moab());
120  Range tets_skin;
121  CHKERR skin.find_skin(0, tets, false, tets_skin);
122  Range tets_skin_edges;
123  CHKERR moab.get_adjacencies(tets_skin, 1, false, tets_skin_edges,
124  moab::Interface::UNION);
125  CHKERR m_field.add_ents_to_finite_element_by_type(tets_skin_edges, MBEDGE,
126  "TEST_FE");
127 
128  // set app. order
129  // see Hierarchic Finite Element Bases on Unstructured Tetrahedral Meshes
130  // (Mark Ainsworth & Joe Coyle)
131  int order = 3;
132  CHKERR m_field.set_field_order(root_set, MBEDGE, "FIELD1", order);
133  CHKERR m_field.set_field_order(root_set, MBVERTEX, "FIELD1", 1);
134 
135  /****/
136  // build database
137  // build field
138  CHKERR m_field.build_fields();
139 
140  // set FIELD1 from positions of 10 node tets
141  if (base == AINSWORTH_LEGENDRE_BASE) {
142  Projection10NodeCoordsOnField ent_method(m_field, "FIELD1");
143  CHKERR m_field.loop_dofs("FIELD1", ent_method);
144 
145  }
146  {
147  Projection10NodeCoordsOnField ent_method(m_field, "MESH_NODE_POSITIONS");
148  CHKERR m_field.loop_dofs("MESH_NODE_POSITIONS", ent_method);
149 
150  }
151  // build finite elemnts
152  CHKERR m_field.build_finite_elements();
153 
154  // build adjacencies
155  CHKERR m_field.build_adjacencies(bit_level0);
156 
157  // build problem
158  ProblemsManager *prb_mng_ptr;
159  CHKERR m_field.getInterface(prb_mng_ptr);
160 
161  CHKERR prb_mng_ptr->buildProblem("TEST_PROBLEM", true);
162 
163  // mesh partitioning
164  // partition
165  CHKERR prb_mng_ptr->partitionSimpleProblem("TEST_PROBLEM");
166  CHKERR prb_mng_ptr->partitionFiniteElements("TEST_PROBLEM");
167 
168  // what are ghost nodes, see Petsc Manual
169  CHKERR prb_mng_ptr->partitionGhostDofs("TEST_PROBLEM");
170 
171  EdgeElementForcesAndSourcesCore fe1(m_field);
172 
173  typedef tee_device<std::ostream, std::ofstream> TeeDevice;
174  typedef stream<TeeDevice> TeeStream;
175 
176  std::ofstream ofs(
177  (std ::string("forces_and_sources_testing_edge_element_") +
178  ApproximationBaseNames[base] + ".txt")
179  .c_str());
180  TeeDevice my_tee(std::cout, ofs);
181  TeeStream my_split(my_tee);
182 
183  struct MyOp : public EdgeElementForcesAndSourcesCore::UserDataOperator {
184 
185  TeeStream &my_split;
186  MyOp(TeeStream &_my_split, const char type)
187  : EdgeElementForcesAndSourcesCore::UserDataOperator("FIELD1",
188  "FIELD1", type),
189  my_split(_my_split) {}
190 
191  MoFEMErrorCode doWork(int side, EntityType type,
192  EntitiesFieldData::EntData &data) {
193  MoFEMFunctionBegin;
194 
195  my_split << "NH1" << std::endl;
196  my_split << "side: " << side << " type: " << type << std::endl;
197  my_split << "data: " << data << std::endl;
198  my_split << "coords: " << std::setprecision(3) << getCoords()
199  << std::endl;
200  my_split << "getCoordsAtGaussPts: " << std::setprecision(3)
201  << getCoordsAtGaussPts() << std::endl;
202  my_split << "length: " << std::setprecision(3) << getLength()
203  << std::endl;
204  my_split << "direction: " << std::setprecision(3) << getDirection()
205  << std::endl;
206 
207  int nb_gauss_pts = data.getN().size1();
208  for (int gg = 0; gg < nb_gauss_pts; gg++) {
209  my_split << "tangent " << gg << " " << getTangentAtGaussPts()
210  << std::endl;
211  }
212 
213  MoFEMFunctionReturn(0);
214  }
215 
216  MoFEMErrorCode doWork(int row_side, int col_side, EntityType row_type,
217  EntityType col_type,
218  EntitiesFieldData::EntData &row_data,
219  EntitiesFieldData::EntData &col_data) {
220  MoFEMFunctionBegin;
221  my_split << "ROW NH1NH1" << std::endl;
222  my_split << "row side: " << row_side << " row_type: " << row_type
223  << std::endl;
224  my_split << row_data << std::endl;
225  my_split << "COL NH1NH1" << std::endl;
226  my_split << "col side: " << col_side << " col_type: " << col_type
227  << std::endl;
228  my_split << col_data << std::endl;
229  MoFEMFunctionReturn(0);
230  }
231  };
232 
233  fe1.getOpPtrVector().push_back(
234  new OpGetHOTangentsOnEdge("MESH_NODE_POSITIONS"));
235  fe1.getOpPtrVector().push_back(
236  new MyOp(my_split, ForcesAndSourcesCore::UserDataOperator::OPROW));
237  fe1.getOpPtrVector().push_back(
238  new MyOp(my_split, ForcesAndSourcesCore::UserDataOperator::OPROWCOL));
239 
240  CHKERR m_field.loop_finite_elements("TEST_PROBLEM", "TEST_FE", fe1);
241  }
242  CATCH_ERRORS;
243 
244  MoFEM::Core::Finalize();
245 
246  return 0;
247 }

Variable Documentation

◆ help

char help[] = "...\n\n"
static
Examples
forces_and_sources_testing_edge_element.cpp.

Definition at line 18 of file forces_and_sources_testing_edge_element.cpp.

MoFEM::UnknownInterface::getInterface
MoFEMErrorCode getInterface(IFACE *&iface) const
Get interface refernce to pointer of interface.
Definition: UnknownInterface.hpp:93
MoFEM::EdgeElementForcesAndSourcesCore
Edge finite element.
Definition: EdgeElementForcesAndSourcesCore.hpp:30
MoFEM::EntitiesFieldData::EntData
Data on single entity (This is passed as argument to DataOperator::doWork)
Definition: EntitiesFieldData.hpp:127
TeeStream
stream< TeeDevice > TeeStream
Definition: forces_and_sources_testing_contact_prism_element.cpp:10
MoFEM::CoreInterface::loop_finite_elements
virtual MoFEMErrorCode loop_finite_elements(const std::string problem_name, const std::string &fe_name, FEMethod &method, boost::shared_ptr< NumeredEntFiniteElement_multiIndex > fe_ptr=nullptr, MoFEMTypes bh=MF_EXIST, CacheTupleWeakPtr cache_ptr=CacheTupleSharedPtr(), int verb=DEFAULT_VERBOSITY)=0
Make a loop over finite elements.
MoFEM::OpGetHOTangentsOnEdge
Calculate tangent vector on edge form HO geometry approximation.
Definition: HODataOperators.hpp:369
MoFEM::CoreInterface::loop_dofs
virtual MoFEMErrorCode loop_dofs(const Problem *problem_ptr, const std::string &field_name, RowColData rc, DofMethod &method, int lower_rank, int upper_rank, int verb=DEFAULT_VERBOSITY)=0
Make a loop over dofs.
MoFEM::ProblemsManager::buildProblem
MoFEMErrorCode buildProblem(const std::string name, const bool square_matrix, int verb=VERBOSE)
build problem data structures
Definition: ProblemsManager.cpp:87
MoFEM::CoreTmp< 0 >
Core (interface) class.
Definition: Core.hpp:82
H1
@ H1
continuous field
Definition: definitions.h:85
EntityHandle
MoFEM::ProblemsManager
Problem manager is used to build and partition problems.
Definition: ProblemsManager.hpp:21
help
static char help[]
Definition: forces_and_sources_testing_edge_element.cpp:18
MoFEM::CoreInterface::modify_finite_element_add_field_row
virtual MoFEMErrorCode modify_finite_element_add_field_row(const std::string &fe_name, const std::string name_row)=0
set field row which finite element use
NOBASE
@ NOBASE
Definition: definitions.h:59
ApproximationBaseNames
const static char *const ApproximationBaseNames[]
Definition: definitions.h:72
MoFEM::Exceptions::MoFEMErrorCode
PetscErrorCode MoFEMErrorCode
MoFEM/PETSc error code.
Definition: Exceptions.hpp:56
MoFEM::Projection10NodeCoordsOnField
Projection of edge entities with one mid-node on hierarchical basis.
Definition: Projection10NodeCoordsOnField.hpp:24
MoFEM::CoreTmp< 0 >::Finalize
static MoFEMErrorCode Finalize()
Checks for options to be called at the conclusion of the program.
Definition: Core.cpp:112
MoFEM::CoreInterface::add_ents_to_field_by_type
virtual MoFEMErrorCode add_ents_to_field_by_type(const Range &ents, const EntityType type, const std::string &name, int verb=DEFAULT_VERBOSITY)=0
Add entities to field meshset.
order
constexpr int order
Definition: dg_projection.cpp:18
MoFEM::DeprecatedCoreInterface
Deprecated interface functions.
Definition: DeprecatedCoreInterface.hpp:16
TeeDevice
tee_device< std::ostream, std::ofstream > TeeDevice
Definition: forces_and_sources_testing_contact_prism_element.cpp:9
MoFEM::Interface
DeprecatedCoreInterface Interface
Definition: Interface.hpp:1975
MoFEM::CoreInterface::add_ents_to_finite_element_by_type
virtual MoFEMErrorCode add_ents_to_finite_element_by_type(const EntityHandle entities, const EntityType type, const std::string &name, const bool recursive=true)=0
add entities to finite element
CHKERR
#define CHKERR
Inline error check.
Definition: definitions.h:535
MoFEM::CoreInterface::add_finite_element
virtual MoFEMErrorCode add_finite_element(const std::string &fe_name, enum MoFEMTypes bh=MF_EXCL, int verb=DEFAULT_VERBOSITY)=0
add finite element
MoFEM::CoreInterface::get_moab
virtual moab::Interface & get_moab()=0
MoFEM::CoreInterface::modify_finite_element_add_field_col
virtual MoFEMErrorCode modify_finite_element_add_field_col(const std::string &fe_name, const std::string name_row)=0
set field col which finite element use
MoFEM::CoreInterface::build_finite_elements
virtual MoFEMErrorCode build_finite_elements(int verb=DEFAULT_VERBOSITY)=0
Build finite elements.
MoFEM::ForcesAndSourcesCore::UserDataOperator
Definition: ForcesAndSourcesCore.hpp:549
MyOp::MyOp
MyOp(std::array< double, 12 > &eval_points)
Definition: field_evaluator.cpp:25
MoFEM::CoreInterface::add_field
virtual MoFEMErrorCode add_field(const std::string &name, const FieldSpace space, const FieldApproximationBase base, const FieldCoefficientsNumber nb_of_coefficients, const TagType tag_type=MB_TAG_SPARSE, const enum MoFEMTypes bh=MF_EXCL, int verb=DEFAULT_VERBOSITY)=0
Add field.
convert.type
type
Definition: convert.py:64
MoFEM::ProblemsManager::partitionFiniteElements
MoFEMErrorCode partitionFiniteElements(const std::string name, bool part_from_moab=false, int low_proc=-1, int hi_proc=-1, int verb=VERBOSE)
partition finite elements
Definition: ProblemsManager.cpp:2167
MoFEM::CoreInterface::modify_problem_ref_level_add_bit
virtual MoFEMErrorCode modify_problem_ref_level_add_bit(const std::string &name_problem, const BitRefLevel &bit)=0
add ref level to problem
field_name
constexpr auto field_name
Definition: poisson_2d_homogeneous.cpp:13
AINSWORTH_BERNSTEIN_BEZIER_BASE
@ AINSWORTH_BERNSTEIN_BEZIER_BASE
Definition: definitions.h:64
MyOp::doWork
MoFEMErrorCode doWork(int side, EntityType type, EntitiesFieldData::EntData &data)
Definition: field_evaluator.cpp:30
mesh_file_name
char mesh_file_name[255]
Definition: mesh_smoothing.cpp:23
MoFEM::EdgeElementForcesAndSourcesCore::UserDataOperator
default operator for EDGE element
Definition: EdgeElementForcesAndSourcesCore.hpp:68
Range
MoFEM::CoreTmp< 0 >::Initialize
static MoFEMErrorCode Initialize(int *argc, char ***args, const char file[], const char help[])
Initializes the MoFEM database PETSc, MOAB and MPI.
Definition: Core.cpp:72
CATCH_ERRORS
#define CATCH_ERRORS
Catch errors.
Definition: definitions.h:372
MoFEM::EntitiesFieldData::EntData::getN
MatrixDouble & getN(const FieldApproximationBase base)
get base functions this return matrix (nb. of rows is equal to nb. of Gauss pts, nb....
Definition: EntitiesFieldData.hpp:1305
MoFEM::Core
CoreTmp< 0 > Core
Definition: Core.hpp:1094
MoFEM::ProblemsManager::partitionSimpleProblem
MoFEMErrorCode partitionSimpleProblem(const std::string name, int verb=VERBOSE)
partition problem dofs
Definition: ProblemsManager.cpp:1537
AINSWORTH_LEGENDRE_BASE
@ AINSWORTH_LEGENDRE_BASE
Ainsworth Cole (Legendre) approx. base .
Definition: definitions.h:60
MyOp
Operator used to check consistency between local coordinates and global cooridnates for integrated po...
Definition: field_evaluator.cpp:21
MoFEM::PetscOptionsGetString
PetscErrorCode PetscOptionsGetString(PetscOptions *, const char pre[], const char name[], char str[], size_t size, PetscBool *set)
Definition: DeprecatedPetsc.hpp:172
MoFEM::PetscOptionsGetEList
PetscErrorCode PetscOptionsGetEList(PetscOptions *, const char pre[], const char name[], const char *const *list, PetscInt next, PetscInt *value, PetscBool *set)
Definition: DeprecatedPetsc.hpp:203
MoFEM::CoreInterface::build_fields
virtual MoFEMErrorCode build_fields(int verb=DEFAULT_VERBOSITY)=0
MoFEM::CoreInterface::modify_finite_element_add_field_data
virtual MoFEMErrorCode modify_finite_element_add_field_data(const std::string &fe_name, const std::string name_filed)=0
set finite element field data
FieldApproximationBase
FieldApproximationBase
approximation base
Definition: definitions.h:58
MoFEM::BitRefManager
Managing BitRefLevels.
Definition: BitRefManager.hpp:21
MoFEM::CoreInterface::modify_problem_add_finite_element
virtual MoFEMErrorCode modify_problem_add_finite_element(const std::string name_problem, const std::string &fe_name)=0
add finite element to problem, this add entities assigned to finite element to a particular problem
MoFEM::Types::BitRefLevel
std::bitset< BITREFLEVEL_SIZE > BitRefLevel
Bit structure attached to each entity identifying to what mesh entity is attached.
Definition: Types.hpp:40
MoFEM::CoreInterface::build_adjacencies
virtual MoFEMErrorCode build_adjacencies(const Range &ents, int verb=DEFAULT_VERBOSITY)=0
build adjacencies
MoFEM::CoreInterface::set_field_order
virtual MoFEMErrorCode set_field_order(const EntityHandle meshset, const EntityType type, const std::string &name, const ApproximationOrder order, int verb=DEFAULT_VERBOSITY)=0
Set order approximation of the entities in the field.
MoFEM::ProblemsManager::partitionGhostDofs
MoFEMErrorCode partitionGhostDofs(const std::string name, int verb=VERBOSE)
determine ghost nodes
Definition: ProblemsManager.cpp:2339
MoFEM::CoreInterface::add_problem
virtual MoFEMErrorCode add_problem(const std::string &name, enum MoFEMTypes bh=MF_EXCL, int verb=DEFAULT_VERBOSITY)=0
Add problem.
MoFEMFunctionReturn
#define MoFEMFunctionReturn(a)
Last executable line of each PETSc function used for error handling. Replaces return()
Definition: definitions.h:416
MoFEMFunctionBegin
#define MoFEMFunctionBegin
First executable line of each MoFEM function, used for error handling. Final line of MoFEM functions ...
Definition: definitions.h:346
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