LinearFEOperator.h

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#ifndef included_AMP_LinearFEOperator
#define included_AMP_LinearFEOperator
 
// AMP files
#include "AMP/mesh/Mesh.h"
#include "AMP/mesh/MeshElement.h"
#include "AMP/operators/LinearOperator.h"
#include "AMP/operators/libmesh/LinearFEOperatorParameters.h"
 
// Libmesh headers
DISABLE_WARNINGS
#include "libmesh/libmesh_config.h"
#undef LIBMESH_ENABLE_REFERENCE_COUNTING
#include "libmesh/elem.h"
ENABLE_WARNINGS
 
 
namespace AMP::Operator {
 
class LinearFEOperator : public LinearOperator
{
public:
    explicit LinearFEOperator( std::shared_ptr<const OperatorParameters> params );
 
    virtual ~LinearFEOperator() {}
 
    std::string type() const override { return "LinearFEOperator"; }
 
    virtual void preAssembly( std::shared_ptr<const OperatorParameters> ) = 0;
 
    virtual void postAssembly() = 0;
 
    virtual void preElementOperation( const AMP::Mesh::MeshElement & ) = 0;
 
    virtual void postElementOperation() = 0;
 
    void reset( std::shared_ptr<const OperatorParameters> ) override;
 
protected:
    void createCurrentLibMeshElement();
 
    void destroyCurrentLibMeshElement();
 
    AMP::Mesh::MeshElementVectorPtr d_currNodes;
 
    libMesh::Elem *d_currElemPtr;
 
    std::shared_ptr<ElementOperation> d_elemOp;
    std::shared_ptr<AMP::Discretization::DOFManager> d_inDofMap;
    std::shared_ptr<AMP::Discretization::DOFManager> d_outDofMap;
};
} // namespace AMP::Operator
 
#endif