#ifndef __POISSON2DLAGRANGEMULTIPLIER_HPP__
#define __POISSON2DLAGRANGEMULTIPLIER_HPP__
#include <stdlib.h>
#include <BasicFiniteElements.hpp>
typedef boost::function<double(const double, const double, const double)>
public:
OpDomainLhsK(std::string row_field_name, std::string col_field_name,
boost::shared_ptr<std::vector<unsigned char>> boundary_marker = nullptr)
}
EntityType col_type,
EntData &row_data,
const int nb_row_dofs = row_data.
getIndices().size();
const int nb_col_dofs = col_data.
getIndices().size();
if (nb_row_dofs && nb_col_dofs) {
locLhs.resize(nb_row_dofs, nb_col_dofs,
false);
const int nb_integration_points =
getGaussPts().size2();
for (int gg = 0; gg != nb_integration_points; gg++) {
const double a = t_w * area;
for (int rr = 0; rr != nb_row_dofs; ++rr) {
for (int cc = 0; cc != nb_col_dofs; cc++) {
locLhs(rr, cc) += t_row_diff_base(
i) * t_col_diff_base(
i) *
a;
++t_col_diff_base;
}
++t_row_diff_base;
}
++t_w;
}
ADD_VALUES);
if (row_side != col_side || row_type != col_type) {
ADD_VALUES);
}
}
}
private:
};
public:
boost::shared_ptr<std::vector<unsigned char>> boundary_marker = nullptr)
if (nb_dofs) {
locRhs.resize(nb_dofs,
false);
const int nb_integration_points =
getGaussPts().size2();
for (int gg = 0; gg != nb_integration_points; gg++) {
const double a = t_w * area;
for (int rr = 0; rr != nb_dofs; rr++) {
++t_base;
}
++t_w;
++t_coords;
}
}
}
private:
};
public:
OpBoundaryLhsC(std::string row_field_name, std::string col_field_name)
sYmm = false;
}
EntityType col_type,
EntData &row_data,
const int nb_row_dofs = row_data.
getIndices().size();
const int nb_col_dofs = col_data.
getIndices().size();
if (nb_row_dofs && nb_col_dofs) {
const double edge = getMeasure();
const int nb_integration_points = getGaussPts().size2();
auto t_w = getFTensor0IntegrationWeight();
for (int gg = 0; gg != nb_integration_points; gg++) {
const double a = t_w * edge;
for (int rr = 0; rr != nb_row_dofs; ++rr) {
for (int cc = 0; cc != nb_col_dofs; cc++) {
++t_col_base;
}
++t_row_base;
}
++t_w;
}
ADD_VALUES);
}
}
private:
};
public:
if (nb_dofs) {
const double edge = getMeasure();
const int nb_integration_points = getGaussPts().size2();
auto t_w = getFTensor0IntegrationWeight();
auto t_coords = getFTensor1CoordsAtGaussPts();
for (int gg = 0; gg != nb_integration_points; gg++) {
const double a = t_w * edge;
double boundary_term =
for (int rr = 0; rr != nb_dofs; rr++) {
++t_base;
}
++t_w;
++t_coords;
}
ADD_VALUES);
}
}
private:
};
};
#endif
ForcesAndSourcesCore::UserDataOperator UserDataOperator
MoFEM::FaceElementForcesAndSourcesCore FaceEle
EntitiesFieldData::EntData EntData
#define MoFEMFunctionBegin
First executable line of each MoFEM function, used for error handling. Final line of MoFEM functions ...
#define MoFEMFunctionReturn(a)
Last executable line of each PETSc function used for error handling. Replaces return()
#define CHKERR
Inline error check.
EdgeElementForcesAndSourcesCoreSwitch< 0 > EdgeElementForcesAndSourcesCore
Edge finite element default.
FaceElementForcesAndSourcesCoreSwitch< 0 > FaceElementForcesAndSourcesCore
Face finite element default.
PetscErrorCode MoFEMErrorCode
MoFEM/PETSc error code.
UBlasMatrix< double > MatrixDouble
UBlasVector< double > VectorDouble
boost::function< double(const double, const double, const double)> ScalarFunc
FTensor::Index< 'i', 2 > i
constexpr auto VecSetValues
constexpr auto MatSetValues
bool sYmm
If true assume that matrix is symmetric structure.
default operator for EDGE element
Data on single entity (This is passed as argument to DataOperator::doWork)
FTensor::Tensor1< FTensor::PackPtr< double *, Tensor_Dim >, Tensor_Dim > getFTensor1DiffN(const FieldApproximationBase base)
Get derivatives of base functions.
FTensor::Tensor0< FTensor::PackPtr< double *, 1 > > getFTensor0N(const FieldApproximationBase base)
Get base function as Tensor0.
const VectorInt & getIndices() const
Get global indices of dofs on entity.
default operator for TRI element
double getMeasure()
get measure of element
auto getFTensor1CoordsAtGaussPts()
Get coordinates at integration points assuming linear geometry.
auto getFTensor0IntegrationWeight()
Get integration weights.
MatrixDouble & getGaussPts()
matrix of integration (Gauss) points for Volume Element
friend class UserDataOperator
MatrixDouble locBoundaryLhs
MoFEMErrorCode doWork(int row_side, int col_side, EntityType row_type, EntityType col_type, EntData &row_data, EntData &col_data)
MatrixDouble transLocBoundaryLhs
OpBoundaryLhsC(std::string row_field_name, std::string col_field_name)
VectorDouble locBoundaryRhs
MoFEMErrorCode doWork(int side, EntityType type, EntData &data)
OpBoundaryRhsG(std::string field_name, ScalarFunc boundary_function)
OpDomainLhsK(std::string row_field_name, std::string col_field_name, boost::shared_ptr< std::vector< unsigned char >> boundary_marker=nullptr)
boost::shared_ptr< std::vector< unsigned char > > boundaryMarker
MoFEMErrorCode doWork(int row_side, int col_side, EntityType row_type, EntityType col_type, EntData &row_data, EntData &col_data)
Operator for bi-linear form, usually to calculate values on left hand side.
boost::shared_ptr< std::vector< unsigned char > > boundaryMarker
OpDomainRhsF(std::string field_name, ScalarFunc source_term_function, boost::shared_ptr< std::vector< unsigned char >> boundary_marker=nullptr)
MoFEMErrorCode doWork(int side, EntityType type, EntData &data)
Operator for linear form, usually to calculate values on right hand side.
ScalarFunc sourceTermFunc
#include <stdlib.h>
#include <BasicFiniteElements.hpp>
static char help[] =
"...\n\n";
public:
private:
static double sourceTermFunction(const double x, const double y,
const double z) {
return 200 * sin(x * 10.) * cos(y * 10.);
}
static double boundaryFunction(const double x, const double y,
const double z) {
return sin(x * 10.) * cos(y * 10.);
}
Simple *simpleInterface;
std::string domainField;
std::string boundaryField;
int oRder;
boost::shared_ptr<std::vector<unsigned char>> boundaryMarker;
Range boundaryEntitiesForFieldsplit;
};
: domainField("U"), boundaryField("L"), mField(m_field) {}
}
}
auto get_ents_on_mesh = [&]() {
Range boundary_entities;
std::string entity_name = it->getName();
if (entity_name.compare(0, 18, "BOUNDARY_CONDITION") == 0) {
boundary_entities, true);
}
}
Range boundary_vertices;
boundary_vertices, true);
boundary_entities.merge(boundary_vertices);
return boundary_entities;
};
auto mark_boundary_dofs = [&](Range &&skin_edges) {
auto marker_ptr = boost::make_shared<std::vector<unsigned char>>();
skin_edges, *marker_ptr);
return marker_ptr;
};
}
auto det_ptr = boost::make_shared<VectorDouble>();
auto jac_ptr = boost::make_shared<MatrixDouble>();
auto inv_jac_ptr = boost::make_shared<MatrixDouble>();
{
pipeline_mng->getOpDomainLhsPipeline().push_back(
pipeline_mng->getOpDomainLhsPipeline().push_back(
new OpInvertMatrix<2>(jac_ptr, det_ptr, inv_jac_ptr));
pipeline_mng->getOpDomainLhsPipeline().push_back(
new OpSetInvJacH1ForFace(inv_jac_ptr));
pipeline_mng->getOpDomainLhsPipeline().push_back(
}
{
pipeline_mng->getOpDomainRhsPipeline().push_back(
}
{
pipeline_mng->getOpBoundaryLhsPipeline().push_back(
pipeline_mng->getOpBoundaryLhsPipeline().push_back(
}
{
pipeline_mng->getOpBoundaryRhsPipeline().push_back(
}
}
auto domain_rule_lhs = [](
int,
int,
int p) ->
int {
return 2 * (
p - 1); };
auto domain_rule_rhs = [](
int,
int,
int p) ->
int {
return 2 * (
p - 1); };
CHKERR pipeline_mng->setDomainLhsIntegrationRule(domain_rule_lhs);
CHKERR pipeline_mng->setDomainRhsIntegrationRule(domain_rule_rhs);
auto boundary_rule_lhs = [](
int,
int,
int p) ->
int {
return 2 *
p; };
auto boundary_rule_rhs = [](
int,
int,
int p) ->
int {
return 2 *
p; };
CHKERR pipeline_mng->setBoundaryLhsIntegrationRule(boundary_rule_lhs);
CHKERR pipeline_mng->setBoundaryLhsIntegrationRule(boundary_rule_rhs);
}
auto ksp_solver = pipeline_mng->createKSP();
CHKERR KSPSetFromOptions(ksp_solver);
if (1) {
PC pc;
CHKERR KSPGetPC(ksp_solver, &pc);
PetscBool is_pcfs = PETSC_FALSE;
PetscObjectTypeCompare((PetscObject)pc, PCFIELDSPLIT, &is_pcfs);
if (is_pcfs == PETSC_TRUE) {
IS is_domain, is_boundary;
cerr << "Running FIELDSPLIT..." << endl;
CHKERR PCFieldSplitSetIS(pc, NULL, is_boundary);
CHKERR ISDestroy(&is_boundary);
}
}
CHKERR VecGhostUpdateBegin(
D, INSERT_VALUES, SCATTER_FORWARD);
CHKERR VecGhostUpdateEnd(
D, INSERT_VALUES, SCATTER_FORWARD);
}
pipeline_mng->getDomainLhsFE().reset();
pipeline_mng->getBoundaryLhsFE().reset();
auto post_proc_domain_fe = boost::make_shared<PostProcFaceEle>(
mField);
post_proc_domain_fe->generateReferenceElementMesh();
post_proc_domain_fe->addFieldValuesPostProc(
domainField);
pipeline_mng->getDomainRhsFE() = post_proc_domain_fe;
auto post_proc_boundary_fe = boost::make_shared<PostProcEdgeEle>(
mField);
post_proc_boundary_fe->generateReferenceElementMesh();
pipeline_mng->getBoundaryRhsFE() = post_proc_boundary_fe;
CHKERR pipeline_mng->loopFiniteElements();
CHKERR post_proc_domain_fe->writeFile(
"out_result_domain.h5m");
CHKERR post_proc_boundary_fe->writeFile(
"out_result_boundary.h5m");
}
}
int main(
int argc,
char *argv[]) {
try {
DMType dm_name = "DMMOFEM";
CHKERR poisson_problem.runProgram();
}
return 0;
}
int main(int argc, char *argv[])
#define CATCH_ERRORS
Catch errors.
@ AINSWORTH_BERNSTEIN_BEZIER_BASE
auto smartCreateDMVector
Get smart vector from DM.
PetscErrorCode DMoFEMMeshToLocalVector(DM dm, Vec l, InsertMode mode, ScatterMode scatter_mode)
set local (or ghosted) vector values on mesh for partition only
PetscErrorCode DMMoFEMGetProblemPtr(DM dm, const MoFEM::Problem **problem_ptr)
Get pointer to problem data structure.
PetscErrorCode DMRegister_MoFEM(const char sname[])
Register MoFEM problem.
#define _IT_CUBITMESHSETS_BY_SET_TYPE_FOR_LOOP_(MESHSET_MANAGER, CUBITBCTYPE, IT)
Iterator that loops over a specific Cubit MeshSet having a particular BC meshset in a moFEM field.
implementation of Data Operators for Forces and Sources
PetscErrorCode PetscOptionsGetInt(PetscOptions *, const char pre[], const char name[], PetscInt *ivalue, PetscBool *set)
OpCalculateHOJacForFaceImpl< 2 > OpCalculateHOJacForFace
DeprecatedCoreInterface Interface
SmartPetscObj< Vec > smartVectorDuplicate(SmartPetscObj< Vec > &vec)
Create duplicate vector of smart vector.
const double D
diffusivity
virtual moab::Interface & get_moab()=0
static MoFEMErrorCode Initialize(int *argc, char ***args, const char file[], const char help[])
Initializes the MoFEM database PETSc, MOAB and MPI.
static MoFEMErrorCode Finalize()
Checks for options to be called at the conclusion of the program.
Deprecated interface functions.
keeps basic data about problem
MoFEMErrorCode getInterface(IFACE *&iface) const
Get interface refernce to pointer of interface.
std::string boundaryField
MoFEMErrorCode setupProblem()
MoFEMErrorCode setIntegrationRules()
MoFEMErrorCode solveSystem()
static double sourceTermFunction(const double x, const double y, const double z)
Poisson2DLagrangeMultiplier(MoFEM::Interface &m_field)
MoFEMErrorCode boundaryCondition()
boost::shared_ptr< std::vector< unsigned char > > boundaryMarker
MoFEM::Interface & mField
Range boundaryEntitiesForFieldsplit
MoFEMErrorCode outputResults()
static double boundaryFunction(const double x, const double y, const double z)
MoFEMErrorCode runProgram()
MoFEMErrorCode assembleSystem()
MoFEMErrorCode readMesh()