OrthoEFEOverlapInverseOpContextGLL.h

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 * Copyright (c) 2021.                                                        *
 * The Regents of the University of Michigan and DFT-EFE developers.          *
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/*
 * @author Avirup Sircar
 */
 
#ifndef dftefeEFEOverlapInverseOperatorContext_h
#define dftefeEFEOverlapInverseOperatorContext_h
 
#include <utils/TypeConfig.h>
#include <utils/MemorySpaceType.h>
#include <utils/MemoryStorage.h>
#include <linearAlgebra/LinearAlgebraTypes.h>
#include <linearAlgebra/BlasLapack.h>
#include <linearAlgebra/BlasLapackTypedef.h>
#include <linearAlgebra/OperatorContext.h>
#include <basis/OrthoEFEOverlapOperatorContext.h>
#include <basis/EFEBasisDataStorage.h>
#include <basis/FEBasisManager.h>
#include <basis/FEBasisDataStorage.h>
#include <basis/FEBasisDofHandler.h>
#include <basis/EFEBasisDofHandler.h>
#include <quadrature/QuadratureAttributes.h>
#include <basis/FECellWiseDataOperations.h>
#include <vector>
#include <memory>
 
namespace dftefe
{
  namespace basis
  {
    template <typename ValueTypeOperator,
              typename ValueTypeOperand,
              utils::MemorySpace memorySpace,
              size_type          dim>
    class OrthoEFEOverlapInverseOpContextGLL
      : public linearAlgebra::
          OperatorContext<ValueTypeOperator, ValueTypeOperand, memorySpace>
    {
    public:
      using ValueType =
        linearAlgebra::blasLapack::scalar_type<ValueTypeOperator,
                                               ValueTypeOperand>;
 
    public:
      OrthoEFEOverlapInverseOpContextGLL(
        const basis::
          FEBasisManager<ValueTypeOperand, ValueTypeOperator, memorySpace, dim>
            &feBasisManager,
        const FEBasisDataStorage<ValueTypeOperator, memorySpace>
          &classicalBlockGLLBasisDataStorage,
        const FEBasisDataStorage<ValueTypeOperator, memorySpace>
          &enrichmentBlockEnrichmentBasisDataStorage,
        const FEBasisDataStorage<ValueTypeOperator, memorySpace>
          &enrichmentBlockClassicalBasisDataStorage,
        std::shared_ptr<linearAlgebra::LinAlgOpContext<memorySpace>>
          linAlgOpContext);
 
 
      // --------------DEBUG ONLY (direct inversion)---------
      OrthoEFEOverlapInverseOpContextGLL(
        const basis::
          FEBasisManager<ValueTypeOperand, ValueTypeOperator, memorySpace, dim>
            &                                      feBasisManager,
        const OrthoEFEOverlapOperatorContext<ValueTypeOperator,
                                             ValueTypeOperand,
                                             memorySpace,
                                             dim> &MContext,
        std::shared_ptr<linearAlgebra::LinAlgOpContext<memorySpace>>
             linAlgOpContext,
        bool isCGSolved = true);
 
 
      void
      apply(
        linearAlgebra::MultiVector<ValueTypeOperand, memorySpace> &X,
        linearAlgebra::MultiVector<ValueType, memorySpace> &Y) const override;
 
    private:
      const FEBasisManager<ValueTypeOperand,
                           ValueTypeOperator,
                           memorySpace,
                           dim> *    d_feBasisManager;
      const EFEBasisDofHandler<ValueTypeOperand,
                               ValueTypeOperator,
                               memorySpace,
                               dim> *d_efebasisDofHandler;
      linearAlgebra::Vector<ValueTypeOperator, memorySpace> d_diagonalInv;
      std::shared_ptr<utils::MemoryStorage<ValueTypeOperator, memorySpace>>
                d_basisOverlapEnrichmentBlock;
      size_type d_nglobalEnrichmentIds;
      std::shared_ptr<linearAlgebra::LinAlgOpContext<memorySpace>>
        d_linAlgOpContext;
 
 
      global_size_type d_nglobalIds;
      bool             d_isCGSolved;
      std::shared_ptr<linearAlgebra::LinearSolverFunction<ValueTypeOperator,
                                                          ValueTypeOperand,
                                                          memorySpace>>
        d_overlapInvPoisson;
      std::shared_ptr<linearAlgebra::LinearSolverImpl<ValueTypeOperator,
                                                      ValueTypeOperand,
                                                      memorySpace>>
        d_CGSolve;
 
    }; // end of class BasisOverlapOperatorContext
  }    // namespace basis
} // end of namespace dftefe
#include <basis/OrthoEFEOverlapInverseOpContextGLL.t.cpp>
#endif // dftefeEFEOverlapInverseOperatorContext_h