v0.14.0
Public Member Functions | Private Attributes | List of all members
Example::OpRadiationRhs Struct Reference
Inheritance diagram for Example::OpRadiationRhs:
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Collaboration diagram for Example::OpRadiationRhs:
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Public Member Functions

 OpRadiationRhs (boost::shared_ptr< VectorDouble > &approx_vals)
 
MoFEMErrorCode iNtegrate (EntData &row_data)
 [Radiation Lhs] More...
 
- Public Member Functions inherited from MoFEM::OpBaseImpl< A, EleOp >
 OpBaseImpl (const std::string row_field_name, const std::string col_field_name, const OpType type, boost::shared_ptr< Range > ents_ptr=nullptr)
 
MoFEMErrorCode doWork (int row_side, int col_side, EntityType row_type, EntityType col_type, EntData &row_data, EntData &col_data)
 Do calculations for the left hand side. More...
 
MoFEMErrorCode doWork (int row_side, EntityType row_type, EntData &row_data)
 Do calculations for the right hand side. More...
 

Private Attributes

boost::shared_ptr< VectorDouble > approxVals
 

Additional Inherited Members

- Public Types inherited from MoFEM::OpBaseImpl< A, EleOp >
using OpType = typename EleOp::OpType
 
using EntData = EntitiesFieldData::EntData
 
using MatSetValuesHook = boost::function< MoFEMErrorCode(ForcesAndSourcesCore::UserDataOperator *op_ptr, const EntitiesFieldData::EntData &row_data, const EntitiesFieldData::EntData &col_data, MatrixDouble &m)>
 
- Public Attributes inherited from MoFEM::OpBaseImpl< A, EleOp >
TimeFun timeScalingFun
 assumes that time variable is set More...
 
FEFun feScalingFun
 assumes that time variable is set More...
 
boost::shared_ptr< RangeentsPtr
 Entities on which element is run. More...
 
- Static Public Attributes inherited from MoFEM::OpBaseImpl< A, EleOp >
static MatSetValuesHook matSetValuesHook
 
- Protected Member Functions inherited from MoFEM::OpBaseImpl< A, EleOp >
template<int DIM>
FTensor::Tensor1< FTensor::PackPtr< double *, DIM >, DIM > getNf ()
 
template<int DIM>
FTensor::Tensor2< FTensor::PackPtr< double *, DIM >, DIM, DIM > getLocMat (const int rr)
 
virtual MoFEMErrorCode iNtegrate (EntData &row_data, EntData &col_data)
 Integrate grad-grad operator. More...
 
virtual MoFEMErrorCode aSsemble (EntData &row_data, EntData &col_data, const bool trans)
 
virtual MoFEMErrorCode aSsemble (EntData &data)
 
virtual size_t getNbOfBaseFunctions (EntitiesFieldData::EntData &data)
 Get number of base functions. More...
 
- Protected Attributes inherited from MoFEM::OpBaseImpl< A, EleOp >
int nbRows
 number of dofs on rows More...
 
int nbCols
 number if dof on column More...
 
int nbIntegrationPts
 number of integration points More...
 
int nbRowBaseFunctions
 number or row base functions More...
 
int rowSide
 row side number More...
 
int colSide
 column side number More...
 
EntityType rowType
 row type More...
 
EntityType colType
 column type More...
 
bool assembleTranspose
 
bool onlyTranspose
 
MatrixDouble locMat
 local entity block matrix More...
 
MatrixDouble locMatTranspose
 local entity block matrix More...
 
VectorDouble locF
 local entity vector More...
 

Detailed Description

Definition at line 79 of file radiation.cpp.

Constructor & Destructor Documentation

◆ OpRadiationRhs()

Example::OpRadiationRhs::OpRadiationRhs ( boost::shared_ptr< VectorDouble > &  approx_vals)
inline

Definition at line 85 of file radiation.cpp.

86  : OpBase("T", "T", OpBase::OPROW), approxVals(approx_vals) {}

Member Function Documentation

◆ iNtegrate()

MoFEMErrorCode Example::OpRadiationRhs::iNtegrate ( EntData row_data)
virtual

[Radiation Lhs]

[Radiation Lhs]

Reimplemented from MoFEM::OpBaseImpl< A, EleOp >.

Definition at line 413 of file radiation.cpp.

413  {
415  // get element volume
416  const double vol = getMeasure();
417  // get integration weights
418  auto t_w = getFTensor0IntegrationWeight();
419  // get base function gradient on rows
420  auto t_row_base = row_data.getFTensor0N();
421  // gat temperature at integration points
422  auto t_val = getFTensor0FromVec(*(approxVals));
423  // get coordinate at integration points
424  auto t_coords = getFTensor1CoordsAtGaussPts();
425 
426  // loop over integration points
427  for (int gg = 0; gg != nbIntegrationPts; gg++) {
428 
429  // Cylinder radius
430  const double r_cylinder = t_coords(0);
431 
432  // take into account Jacobean
433  const double alpha = t_w * vol * Beta * (2 * M_PI * r_cylinder);
434  // loop over rows base functions
435  for (int rr = 0; rr != nbRows; ++rr) {
436  if (std::abs(t_coords(0)) > std::numeric_limits<double>::epsilon()) {
437  locF[rr] += alpha * t_row_base * (pow(t_val, 4) - pow(T_ambient, 4));
438  }
439  ++t_row_base;
440  }
441  ++t_coords;
442  ++t_val;
443  ++t_w; // move to another integration weight
444  }
445 
447 }

Member Data Documentation

◆ approxVals

boost::shared_ptr<VectorDouble> Example::OpRadiationRhs::approxVals
private

Definition at line 82 of file radiation.cpp.


The documentation for this struct was generated from the following file:
MoFEM::OpBaseImpl::nbIntegrationPts
int nbIntegrationPts
number of integration points
Definition: FormsIntegrators.hpp:228
Example::OpRadiationRhs::approxVals
boost::shared_ptr< VectorDouble > approxVals
Definition: radiation.cpp:82
OpBase
OpBaseImpl< PETSC, EdgeEleOp > OpBase
Definition: radiation.cpp:29
MoFEM::EntitiesFieldData::EntData::getFTensor0N
FTensor::Tensor0< FTensor::PackPtr< double *, 1 > > getFTensor0N(const FieldApproximationBase base)
Get base function as Tensor0.
Definition: EntitiesFieldData.hpp:1489
MoFEM::OpBaseImpl::locF
VectorDouble locF
local entity vector
Definition: FormsIntegrators.hpp:241
Beta
constexpr double Beta
Definition: radiation.cpp:40
MoFEM::getFTensor0FromVec
static auto getFTensor0FromVec(ublas::vector< T, A > &data)
Get tensor rank 0 (scalar) form data vector.
Definition: Templates.hpp:135
MoFEM::OpBaseImpl::nbRows
int nbRows
number of dofs on rows
Definition: FormsIntegrators.hpp:226
T_ambient
constexpr double T_ambient
Definition: radiation.cpp:42
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