v0.9.0
Public Member Functions | Protected Attributes | List of all members
HookeElement::OpCalculateStiffnessScaledByDensityField Struct Reference

#include <users_modules/basic_finite_elements/src/HookeElement.hpp>

Inheritance diagram for HookeElement::OpCalculateStiffnessScaledByDensityField:
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Collaboration diagram for HookeElement::OpCalculateStiffnessScaledByDensityField:
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Public Member Functions

 OpCalculateStiffnessScaledByDensityField (const std::string row_field, const std::string col_field, boost::shared_ptr< map< int, BlockData >> &block_sets_ptr, boost::shared_ptr< DataAtIntegrationPts > data_at_pts, boost::shared_ptr< VectorDouble > rho_at_gauss_pts, const double rho_n, const double rho_0)
 
MoFEMErrorCode doWork (int row_side, EntityType row_type, EntData &row_data)
 Operator for linear form, usually to calculate values on right hand side. More...
 
- Public Member Functions inherited from MoFEM::VolumeElementForcesAndSourcesCoreBase::UserDataOperator
int getNumNodes ()
 get element number of nodes More...
 
const EntityHandlegetConn ()
 get element connectivity More...
 
double getVolume () const
 element volume (linear geometry) More...
 
doublegetVolume ()
 element volume (linear geometry) More...
 
FTensor::Tensor2< double *, 3, 3 > & getJac ()
 get element Jacobian More...
 
FTensor::Tensor2< double *, 3, 3 > & getInvJac ()
 get element inverse Jacobian More...
 
double getMeasure () const
 get measure of element More...
 
doublegetMeasure ()
 get measure of element More...
 
VectorDoublegetCoords ()
 nodal coordinates More...
 
MatrixDoublegetCoordsAtGaussPts ()
 Gauss points and weight, matrix (nb. of points x 3) More...
 
MatrixDoublegetHoCoordsAtGaussPts ()
 coordinate at Gauss points (if hierarchical approximation of element geometry) More...
 
MatrixDoublegetHoGaussPtsJac ()
 
MatrixDoublegetHoGaussPtsInvJac ()
 
VectorDoublegetHoGaussPtsDetJac ()
 
auto getFTenosr0HoMeasure ()
 
auto getFTensor1CoordsAtGaussPts ()
 Get coordinates at integration points assuming linear geometry. More...
 
auto getFTensor1HoCoordsAtGaussPts ()
 Get coordinates at integration points taking geometry from field. More...
 
auto getFTensor2HoGaussPtsJac ()
 
auto getFTensor2HoGaussPtsInvJac ()
 
VolumeElementForcesAndSourcesCoreBasegetVolumeFE () const
 return pointer to Generic Volume Finite Element object More...
 
MoFEMErrorCode getDivergenceOfHDivBaseFunctions (int side, EntityType type, DataForcesAndSourcesCore::EntData &data, int gg, VectorDouble &div)
 Get divergence of base functions at integration point. More...
 
MoFEMErrorCode getCurlOfHCurlBaseFunctions (int side, EntityType type, DataForcesAndSourcesCore::EntData &data, int gg, MatrixDouble &curl)
 Get curl of base functions at integration point. More...
 
- Public Member Functions inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
 UserDataOperator (const FieldSpace space, const char type=OPLAST, const bool symm=true)
 
 UserDataOperator (const std::string &field_name, const char type, const bool symm=true)
 
 UserDataOperator (const std::string &row_field_name, const std::string &col_field_name, const char type, const bool symm=true)
 
boost::shared_ptr< const NumeredEntFiniteElementgetNumeredEntFiniteElementPtr () const
 Return raw pointer to NumeredEntFiniteElement. More...
 
EntityHandle getFEEntityHandle () const
 Return finite element entity handle. More...
 
boost::weak_ptr< SideNumber > getSideNumberPtr (const int side_number, const EntityType type)
 Get the side number pointer. More...
 
EntityHandle getSideEntity (const int side_number, const EntityType type)
 Get the side entity. More...
 
int getNumberOfNodesOnElement ()
 Get the number of nodes on finite element. More...
 
MoFEMErrorCode getProblemRowIndices (const std::string filed_name, const EntityType type, const int side, VectorInt &indices) const
 Get row indices. More...
 
MoFEMErrorCode getProblemColIndices (const std::string filed_name, const EntityType type, const int side, VectorInt &indices) const
 Get col indices. More...
 
const FEMethodgetFEMethod () const
 Return raw pointer to Finite Element Method object. More...
 
int getOpType () const
 Get operator types. More...
 
void setOpType (const OpType type)
 Set operator type. More...
 
void addOpType (const OpType type)
 Add operator type. More...
 
int getNinTheLoop () const
 get number of finite element in the loop More...
 
int getLoopSize () const
 get size of elements in the loop More...
 
const std::string & getFEName () const
 Get name of the element. More...
 
Vec getSnesF () const
 
Vec getSnesX () const
 
Mat getSnesA () const
 
Mat getSnesB () const
 
Vec getTSu () const
 
Vec getTSu_t () const
 
Vec getTSf () const
 
Mat getTSA () const
 
Mat getTSB () const
 
int getTSstep () const
 
double getTStime () const
 
double getTSa () const
 
MatrixDoublegetGaussPts ()
 matrix of integration (Gauss) points for Volume Element More...
 
auto getFTensor0IntegrationWeight ()
 Get integration weights. More...
 
DEPRECATED MoFEMErrorCode getPorblemRowIndices (const std::string filed_name, const EntityType type, const int side, VectorInt &indices) const
 
- Public Member Functions inherited from MoFEM::DataOperator
 DataOperator (const bool symm=true, const bool do_vertices=true, const bool do_edges=true, const bool do_quads=true, const bool do_tris=true, const bool do_tets=true, const bool do_prisms=true)
 
virtual ~DataOperator ()
 
virtual MoFEMErrorCode doWork (int row_side, int col_side, EntityType row_type, EntityType col_type, DataForcesAndSourcesCore::EntData &row_data, DataForcesAndSourcesCore::EntData &col_data)
 Operator for bi-linear form, usually to calculate values on left hand side. More...
 
virtual MoFEMErrorCode opLhs (DataForcesAndSourcesCore &row_data, DataForcesAndSourcesCore &col_data, bool symm=true)
 
virtual MoFEMErrorCode opLhs (DataForcesAndSourcesCore &row_data, DataForcesAndSourcesCore &col_data)
 
virtual MoFEMErrorCode opRhs (DataForcesAndSourcesCore &data, const bool do_vertices, const bool do_edges, const bool do_quads, const bool do_tris, const bool do_tets, const bool do_prisms, const bool error_if_no_base=true)
 
virtual MoFEMErrorCode opRhs (DataForcesAndSourcesCore &data, const bool error_if_no_base=true)
 
bool getSymm () const
 Get if operator uses symmetry of DOFs or not. More...
 
void setSymm ()
 set if operator is executed taking in account symmetry More...
 
void unSetSymm ()
 unset if operator is executed for non symmetric problem More...
 

Protected Attributes

boost::shared_ptr< map< int, BlockData > > blockSetsPtr
 
boost::shared_ptr< DataAtIntegrationPtsdataAtPts
 
boost::shared_ptr< VectorDoublerhoAtGaussPtsPtr
 
const double rhoN
 exponent n in E(p) = E * (p / p_0)^n More...
 
const double rHo0
 p_0 reference density in E(p) = E * (p / p_0)^n More...
 
- Protected Attributes inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
ForcesAndSourcesCoreptrFE
 

Additional Inherited Members

- Public Types inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
enum  OpType { OPROW = 1 << 0, OPCOL = 1 << 1, OPROWCOL = 1 << 2, OPLAST = 1 << 3 }
 Controls loop over entities on element. More...
 
- Public Attributes inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
char opType
 
std::string rowFieldName
 
std::string colFieldName
 
FieldSpace sPace
 
- Public Attributes inherited from MoFEM::DataOperator
bool sYmm
 If true assume that matrix is symmetric structure. More...
 
bool doVertices
 If false skip vertices. More...
 
bool doEdges
 If false skip edges. More...
 
bool doQuads
 
bool doTris
 
bool doTets
 
bool doPrisms
 
- Protected Member Functions inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
MoFEMErrorCode setPtrFE (ForcesAndSourcesCore *ptr)
 
ForcesAndSourcesCoregetPtrFE () const
 
ForcesAndSourcesCoregetSidePtrFE () const
 

Detailed Description

Examples
testing_jacobian_of_hook_scaled_with_density_element.cpp.

Definition at line 208 of file HookeElement.hpp.

Constructor & Destructor Documentation

◆ OpCalculateStiffnessScaledByDensityField()

HookeElement::OpCalculateStiffnessScaledByDensityField::OpCalculateStiffnessScaledByDensityField ( const std::string  row_field,
const std::string  col_field,
boost::shared_ptr< map< int, BlockData >> &  block_sets_ptr,
boost::shared_ptr< DataAtIntegrationPts data_at_pts,
boost::shared_ptr< VectorDouble rho_at_gauss_pts,
const double  rho_n,
const double  rho_0 
)
Examples
HookeElement.cpp, and HookeElement.hpp.

Definition at line 1144 of file HookeElement.cpp.

1151  : VolUserDataOperator(row_field, col_field, OPROW, true),
1152  blockSetsPtr(block_sets_ptr), dataAtPts(data_at_pts),
1153  rhoAtGaussPtsPtr(rho_at_gauss_pts), rhoN(rho_n), rHo0(rho_0) {
1154  doEdges = false;
1155  doQuads = false;
1156  doTris = false;
1157  doTets = false;
1158  doPrisms = false;
1159 }
boost::shared_ptr< DataAtIntegrationPts > dataAtPts
boost::shared_ptr< map< int, BlockData > > blockSetsPtr
const double rhoN
exponent n in E(p) = E * (p / p_0)^n
const double rHo0
p_0 reference density in E(p) = E * (p / p_0)^n
bool doEdges
If false skip edges.
boost::shared_ptr< VectorDouble > rhoAtGaussPtsPtr
VolumeElementForcesAndSourcesCore::UserDataOperator VolUserDataOperator

Member Function Documentation

◆ doWork()

MoFEMErrorCode HookeElement::OpCalculateStiffnessScaledByDensityField::doWork ( int  side,
EntityType  type,
EntData data 
)
virtual

Operator for linear form, usually to calculate values on right hand side.

Reimplemented from MoFEM::DataOperator.

Examples
HookeElement.cpp, and HookeElement.hpp.

Definition at line 1161 of file HookeElement.cpp.

1162  {
1164 
1165  if (!rhoAtGaussPtsPtr)
1166  SETERRQ(PETSC_COMM_SELF, 1, "Calculate density with MWLS first.");
1167 
1168  for (auto &m : (*blockSetsPtr)) {
1169 
1170  if (m.second.tEts.find(getNumeredEntFiniteElementPtr()->getEnt()) ==
1171  m.second.tEts.end()) {
1172  continue;
1173  }
1174 
1175  const int nb_integration_pts = getGaussPts().size2();
1176  dataAtPts->stiffnessMat->resize(36, nb_integration_pts, false);
1177 
1179  MAT_TO_DDG(dataAtPts->stiffnessMat));
1180  const double young = m.second.E;
1181  const double poisson = m.second.PoissonRatio;
1182 
1183  auto rho = getFTensor0FromVec(*rhoAtGaussPtsPtr);
1184 
1185  // coefficient used in intermediate calculation
1186  const double coefficient = young / ((1 + poisson) * (1 - 2 * poisson));
1187 
1192 
1193  for (int gg = 0; gg != nb_integration_pts; ++gg) {
1194 
1195  t_D(i, j, k, l) = 0.;
1196 
1197  t_D(0, 0, 0, 0) = 1 - poisson;
1198  t_D(1, 1, 1, 1) = 1 - poisson;
1199  t_D(2, 2, 2, 2) = 1 - poisson;
1200 
1201  t_D(0, 1, 0, 1) = 0.5 * (1 - 2 * poisson);
1202  t_D(0, 2, 0, 2) = 0.5 * (1 - 2 * poisson);
1203  t_D(1, 2, 1, 2) = 0.5 * (1 - 2 * poisson);
1204 
1205  t_D(0, 0, 1, 1) = poisson;
1206  t_D(1, 1, 0, 0) = poisson;
1207  t_D(0, 0, 2, 2) = poisson;
1208  t_D(2, 2, 0, 0) = poisson;
1209  t_D(1, 1, 2, 2) = poisson;
1210  t_D(2, 2, 1, 1) = poisson;
1211  // here the coefficient is modified to take density into account for
1212  // porous materials: E(p) = E * (p / p_0)^n
1213  t_D(i, j, k, l) *= coefficient * pow(rho / rHo0, rhoN);
1214 
1215  ++t_D;
1216  ++rho;
1217  }
1218  }
1219 
1221 }
MatrixDouble & getGaussPts()
matrix of integration (Gauss) points for Volume Element
static FTensor::Tensor0< FTensor::PackPtr< double *, 1 > > getFTensor0FromVec(ublas::vector< T, A > &data)
Get tensor rank 0 (scalar) form data vector.
Definition: Templates.hpp:142
boost::shared_ptr< DataAtIntegrationPts > dataAtPts
boost::shared_ptr< map< int, BlockData > > blockSetsPtr
#define MoFEMFunctionReturn(a)
Last executable line of each PETSc function used for error handling. Replaces return()
Definition: definitions.h:477
const double rhoN
exponent n in E(p) = E * (p / p_0)^n
boost::shared_ptr< const NumeredEntFiniteElement > getNumeredEntFiniteElementPtr() const
Return raw pointer to NumeredEntFiniteElement.
const double rHo0
p_0 reference density in E(p) = E * (p / p_0)^n
#define MAT_TO_DDG(SM)
boost::shared_ptr< VectorDouble > rhoAtGaussPtsPtr
#define MoFEMFunctionBegin
First executable line of each MoFEM function, used for error handling. Final line of MoFEM functions ...
Definition: definitions.h:407

Member Data Documentation

◆ blockSetsPtr

boost::shared_ptr<map<int, BlockData> > HookeElement::OpCalculateStiffnessScaledByDensityField::blockSetsPtr
protected

Structure keeping data about problem, like material parameters

Examples
HookeElement.cpp, and HookeElement.hpp.

Definition at line 211 of file HookeElement.hpp.

◆ dataAtPts

boost::shared_ptr<DataAtIntegrationPts> HookeElement::OpCalculateStiffnessScaledByDensityField::dataAtPts
protected
Examples
HookeElement.cpp, and HookeElement.hpp.

Definition at line 213 of file HookeElement.hpp.

◆ rHo0

const double HookeElement::OpCalculateStiffnessScaledByDensityField::rHo0
protected

p_0 reference density in E(p) = E * (p / p_0)^n

Examples
HookeElement.cpp, and HookeElement.hpp.

Definition at line 217 of file HookeElement.hpp.

◆ rhoAtGaussPtsPtr

boost::shared_ptr<VectorDouble> HookeElement::OpCalculateStiffnessScaledByDensityField::rhoAtGaussPtsPtr
protected
Examples
HookeElement.cpp, and HookeElement.hpp.

Definition at line 215 of file HookeElement.hpp.

◆ rhoN

const double HookeElement::OpCalculateStiffnessScaledByDensityField::rhoN
protected

exponent n in E(p) = E * (p / p_0)^n

Examples
HookeElement.cpp, and HookeElement.hpp.

Definition at line 216 of file HookeElement.hpp.


The documentation for this struct was generated from the following files: