Specialisation for calculate derivatives for scalar base functions. More...

#include <src/finite_elements/BaseDerivativesDataOperators.hpp>

Inheritance diagram for MoFEM::OpBaseDerivativesNext< 1 >:

Collaboration diagram for MoFEM::OpBaseDerivativesNext< 1 >:

Public Member Functions
	OpBaseDerivativesNext (int derivative, boost::shared_ptr< MatrixDouble > base_mass_ptr, boost::shared_ptr< EntitiesFieldData > data_l2, const FieldApproximationBase b, const FieldSpace s, int verb=QUIET, Sev sev=Sev::verbose)

MoFEMErrorCode	doWork (int side, EntityType type, EntitiesFieldData::EntData &data)
	Operator for linear form, usually to calculate values on right hand side. More...

Public Member Functions inherited from MoFEM::OpBaseDerivativesBase
	OpBaseDerivativesBase (boost::shared_ptr< MatrixDouble > base_mass_ptr, boost::shared_ptr< EntitiesFieldData > data_l2, const FieldApproximationBase b, const FieldSpace s, int verb=QUIET, Sev sev=Sev::verbose)

Public Member Functions inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
	UserDataOperator (const FieldSpace space, const char type=OPSPACE, 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 NumeredEntFiniteElement >	getNumeredEntFiniteElementPtr () const
	Return raw pointer to NumeredEntFiniteElement. More...

EntityHandle	getFEEntityHandle () const
	Return finite element entity handle. More...

int	getFEDim () const
	Get dimension of finite element. More...

EntityType	getFEType () const
	Get dimension of finite element. 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 () const
	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 FEMethod *	getFEMethod () 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...

std::string	getFEName () const
	Get name of the element. More...

ForcesAndSourcesCore *	getPtrFE () const

ForcesAndSourcesCore *	getSidePtrFE () const

ForcesAndSourcesCore *	getRefinePtrFE () const

const PetscData::Switches &	getDataCtx () const

const KspMethod::KSPContext	getKSPCtx () const

const SnesMethod::SNESContext	getSNESCtx () const

const TSMethod::TSContext	getTSCtx () const

Vec	getKSPf () const

Mat	getKSPA () const

Mat	getKSPB () const

Vec	getSNESf () const

Vec	getSNESx () const

Mat	getSNESA () const

Mat	getSNESB () const

Vec	getTSu () const

Vec	getTSu_t () const

Vec	getTSu_tt () const

Vec	getTSf () const

Mat	getTSA () const

Mat	getTSB () const

int	getTSstep () const

double	getTStime () const

double	getTStimeStep () const

double	getTSa () const

double	getTSaa () const

MatrixDouble &	getGaussPts ()
	matrix of integration (Gauss) points for Volume Element More...

auto	getFTensor0IntegrationWeight ()
	Get integration weights. More...

MatrixDouble &	getCoordsAtGaussPts ()
	Gauss points and weight, matrix (nb. of points x 3) More...

auto	getFTensor1CoordsAtGaussPts ()
	Get coordinates at integration points assuming linear geometry. More...

double	getMeasure () const
	get measure of element More...

double &	getMeasure ()
	get measure of element More...

MoFEMErrorCode	loopSide (const string &fe_name, ForcesAndSourcesCore side_fe, const size_t dim, const EntityHandle ent_for_side=0, const int verb=QUIET, const LogManager::SeverityLevel sev=Sev::noisy, AdjCache adj_cache=nullptr)
	User calls this function to loop over elements on the side of face. This function calls finite element with its operator to do calculations. More...

MoFEMErrorCode	loopThis (const string &fe_name, ForcesAndSourcesCore *this_fe, const int verb=QUIET, const LogManager::SeverityLevel sev=Sev::noisy)
	User calls this function to loop over the same element using a different set of integration points. This function calls finite element with its operator to do calculations. More...

MoFEMErrorCode	loopParent (const string &fe_name, ForcesAndSourcesCore *parent_fe, const int verb=QUIET, const LogManager::SeverityLevel sev=Sev::noisy)
	User calls this function to loop over parent elements. This function calls finite element with its operator to do calculations. More...

MoFEMErrorCode	loopChildren (const string &fe_name, ForcesAndSourcesCore *child_fe, const int verb=QUIET, const LogManager::SeverityLevel sev=Sev::noisy)
	User calls this function to loop over parent elements. This function calls finite element with its operator to do calculations. More...

Public Member Functions inherited from MoFEM::DataOperator
	DataOperator (const bool symm=true)

virtual	~DataOperator ()=default

virtual MoFEMErrorCode	doWork (int row_side, int col_side, EntityType row_type, EntityType col_type, EntitiesFieldData::EntData &row_data, EntitiesFieldData::EntData &col_data)
	Operator for bi-linear form, usually to calculate values on left hand side. More...

virtual MoFEMErrorCode	opLhs (EntitiesFieldData &row_data, EntitiesFieldData &col_data)

virtual MoFEMErrorCode	opRhs (EntitiesFieldData &data, const bool error_if_no_base=false)

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 Member Functions
template<int BASE_DIM>
MoFEMErrorCode	doWorkImpl (int side, EntityType type, EntitiesFieldData::EntData &data)

template<int BASE_DIM, int SPACE_DIM>
MoFEMErrorCode	setBaseImpl (EntitiesFieldData::EntData &data, EntitiesFieldData::EntData &ent_data)

Protected Member Functions inherited from MoFEM::OpBaseDerivativesBase
MoFEMErrorCode	calculateBase (GetOrderFun get_order)

MoFEMErrorCode	calculateMass ()

Protected Member Functions inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
virtual MoFEMErrorCode	setPtrFE (ForcesAndSourcesCore *ptr)

Protected Attributes
int	calcBaseDerivative

MatrixDouble	nF

Protected Attributes inherited from MoFEM::OpBaseDerivativesBase
FieldApproximationBase	base

int	verbosity

Sev	severityLevel

boost::shared_ptr< MatrixDouble >	baseMassPtr

boost::shared_ptr< EntitiesFieldData >	dataL2

Protected Attributes inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
ForcesAndSourcesCore *	ptrFE

Additional Inherited Members
Public Types inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
enum	OpType { OPROW = 1 << 0, OPCOL = 1 << 1, OPROWCOL = 1 << 2, OPSPACE = 1 << 3, OPLAST = 1 << 3 }
	Controls loop over entities on element. More...

using	AdjCache = std::map< EntityHandle, std::vector< boost::weak_ptr< NumeredEntFiniteElement > >>

Public Types inherited from MoFEM::DataOperator
using	DoWorkLhsHookFunType = boost::function< MoFEMErrorCode(DataOperator *op_ptr, int row_side, int col_side, EntityType row_type, EntityType col_type, EntitiesFieldData::EntData &row_data, EntitiesFieldData::EntData &col_data)>

using	DoWorkRhsHookFunType = boost::function< MoFEMErrorCode(DataOperator *op_ptr, int side, EntityType type, EntitiesFieldData::EntData &data)>

Public Attributes inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
char	opType

std::string	rowFieldName

std::string	colFieldName

FieldSpace	sPace

Public Attributes inherited from MoFEM::DataOperator
DoWorkLhsHookFunType	doWorkLhsHook

DoWorkRhsHookFunType	doWorkRhsHook

bool	sYmm
	If true assume that matrix is symmetric structure. More...

std::array< bool, MBMAXTYPE >	doEntities
	If true operator is executed for entity. More...

bool &	doVertices
	\deprectaed If false skip vertices More...

bool &	doEdges
	\deprectaed If false skip edges More...

bool &	doQuads
	\deprectaed More...

bool &	doTris
	\deprectaed More...

bool &	doTets
	\deprectaed More...

bool &	doPrisms
	\deprectaed More...

Static Public Attributes inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
static const char *const	OpTypeNames []

Protected Types inherited from MoFEM::OpBaseDerivativesBase
using	GetOrderFun = boost::function< int()>

Detailed Description

Specialisation for calculate derivatives for scalar base functions.

Template Parameters

<br>

Definition at line 74 of file BaseDerivativesDataOperators.hpp.

Constructor & Destructor Documentation

◆ OpBaseDerivativesNext()

MoFEM::OpBaseDerivativesNext< 1 >::OpBaseDerivativesNext	(	int	derivative,
		boost::shared_ptr< MatrixDouble >	base_mass_ptr,
		boost::shared_ptr< EntitiesFieldData >	data_l2,
		const FieldApproximationBase	b,
		const FieldSpace	s,
		int	verb = `QUIET`,
		Sev	sev = `Sev::verbose`
	)

Definition at line 146 of file BaseDerivativesDataOperators.cpp.

     : OpBaseDerivativesBase(base_mass_ptr, data_l2, b, s, verb, sev),
       calcBaseDerivative(derivative) {
   if (s != H1)
     doEntities[MBVERTEX] = false;
 }

Member Function Documentation

◆ doWork()

MoFEMErrorCode MoFEM::OpBaseDerivativesNext< 1 >::doWork	(	int	side,
		EntityType	type,
		EntitiesFieldData::EntData &	data
	)

virtual

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

Reimplemented from MoFEM::DataOperator.

Reimplemented in MoFEM::OpBaseDerivativesNext< 3 >.

Definition at line 296 of file BaseDerivativesDataOperators.cpp.

                                                                  {
   return doWorkImpl<1>(side, type, data);
 }

◆ doWorkImpl()

template<int BASE_DIM>

MoFEMErrorCode MoFEM::OpBaseDerivativesNext< 1 >::doWorkImpl	(	int	side,
		EntityType	type,
		EntitiesFieldData::EntData &	data
	)

protected

Definition at line 206 of file BaseDerivativesDataOperators.cpp.

                                                                      {
   MoFEMFunctionBegin;
  
   auto &approx_base = data.getN(base);
   const auto nb_approx_bases = approx_base.size2() / BASE_DIM;
  
   if (nb_approx_bases) {
  
     const auto fe_type = getFEType();
     const auto nb_integration_pts = approx_base.size1();
  
     const auto space_dim =
         data.getDiffN(base).size2() / (BASE_DIM * nb_approx_bases);
     auto &diff_approx_base = *(data.getNSharedPtr(
         base, static_cast<BaseDerivatives>(calcBaseDerivative - 1)));
     int nb_derivatives = BASE_DIM * pow(space_dim, calcBaseDerivative - 1);
  
     auto &ent_data = dataL2->dataOnEntities[fe_type][0];
     const int nb_prj_bases = ent_data.getN().size2();
  
 #ifndef NDEBUG
     if (!baseMassPtr)
       SETERRQ(PETSC_COMM_SELF, MOFEM_DATA_INCONSISTENCY,
               "Mass matrix is null pointer");
 #endif
     auto &nN = *baseMassPtr;
  
 #ifndef NDEBUG
     if (diff_approx_base.size2() != nb_approx_bases * nb_derivatives) {
       SETERRQ(PETSC_COMM_SELF, MOFEM_DATA_INCONSISTENCY,
               "Number of derivatives and basses do not match");
     }
     if (ent_data.getN().size1() != nb_integration_pts) {
       SETERRQ(PETSC_COMM_SELF, MOFEM_DATA_INCONSISTENCY,
               "Number of integration points is not consistent");
     }
     if (nN.size2() != nb_prj_bases) {
       SETERRQ(PETSC_COMM_SELF, MOFEM_DATA_INCONSISTENCY,
               "Number of base functions and size of mass matrix does not math");
     }
 #endif
  
     nF.resize(nb_approx_bases * nb_derivatives, nb_prj_bases, false);
     nF.clear();
  
     auto t_w = getFTensor0IntegrationWeight();
     // get base function gradient on rows
  
     auto diff_base_ptr = &*diff_approx_base.data().begin();
     // loop over integration points
     for (int gg = 0; gg != nb_integration_pts; ++gg) {
       // take into account Jacobian
       const double alpha = t_w;
  
       for (int r = 0; r != nb_approx_bases * nb_derivatives; ++r) {
  
         // Rows are base functions
         auto t_base = ent_data.getFTensor0N(base, gg, 0);
         for (int rr = 0; rr != nb_prj_bases; ++rr) {
           nF(r, rr) += alpha * (t_base * (*diff_base_ptr));
           ++t_base;
         }
  
         ++diff_base_ptr;
       }
  
       ++t_w; // move to another integration weight
     }
  
     for (auto r = 0; r != nb_approx_bases * nb_derivatives; ++r) {
       ublas::matrix_row<MatrixDouble> mc(nF, r);
       cholesky_solve(nN, mc, ublas::lower());
     }
  
     if (space_dim == 3)
       CHKERR setBaseImpl<BASE_DIM, 3>(data, ent_data);
     else if (space_dim == 2)
       CHKERR setBaseImpl<BASE_DIM, 2>(data, ent_data);
     // else if (space_dim == 1)
     //   CHKERR setBaseImpl<BASE_DIM, 1>(data, ent_data);
     else
       SETERRQ1(PETSC_COMM_SELF, MOFEM_IMPOSSIBLE_CASE,
                "Space dim can be only 1,2,3 but is %d", space_dim);
   }
  
   MoFEMFunctionReturn(0);
 }

◆ setBaseImpl()

template<int BASE_DIM, int SPACE_DIM>

MoFEMErrorCode MoFEM::OpBaseDerivativesNext< 1 >::setBaseImpl	(	EntitiesFieldData::EntData &	data,
		EntitiesFieldData::EntData &	ent_data
	)

protected

Definition at line 158 of file BaseDerivativesDataOperators.cpp.

                                                                           {
   MoFEMFunctionBegin;
  
   const int nb_gauss_pts = data.getN(base).size1();
   const int nb_approx_bases = data.getN(base).size2() / BASE_DIM;
   const int nb_derivatives =
       BASE_DIM * std::pow(SPACE_DIM, calcBaseDerivative - 1);
  
   const int nb_prj_bases = ent_data.getN().size2();
  
   auto &n_diff_shared_ptr = data.getNSharedPtr(
       base, static_cast<BaseDerivatives>(calcBaseDerivative));
   if (!n_diff_shared_ptr)
     n_diff_shared_ptr = boost::make_shared<MatrixDouble>();
  
   auto &nex_diff_base = *(n_diff_shared_ptr);
   const int next_nb_derivatives = BASE_DIM * pow(SPACE_DIM, calcBaseDerivative);
   nex_diff_base.resize(nb_gauss_pts, nb_approx_bases * next_nb_derivatives,
                        false);
   nex_diff_base.clear();
  
   FTensor::Index<'i', SPACE_DIM> i;
   auto next_diffs_ptr = &*nex_diff_base.data().begin();
   auto t_next_diff = getFTensor1FromPtr<SPACE_DIM>(next_diffs_ptr);
  
   for (int gg = 0; gg != nb_gauss_pts; ++gg) {
  
     auto ptr = &*nF.data().begin();
  
     for (auto r = 0; r != nb_approx_bases * nb_derivatives; ++r) {
  
       auto l2_diff_base = ent_data.getFTensor1DiffN<SPACE_DIM>(base, gg, 0);
       for (int rr = 0; rr != nb_prj_bases; ++rr) {
         t_next_diff(i) += l2_diff_base(i) * (*ptr);
         ++l2_diff_base;
         ++ptr;
       }
  
       ++t_next_diff;
     }
   }
  
   MoFEMFunctionReturn(0);
 }