BasisOperations.h

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/******************************************************************************
 * Copyright (c) 2021.                                                        *
 * The Regents of the University of Michigan and DFT-EFE developers.          *
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 * This file is part of the DFT-EFE code.                                     *
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 * DFT-EFE is free software: you can redistribute it and/or modify            *
 *   it under the terms of the Lesser GNU General Public License as           *
 *   published by the Free Software Foundation, either version 3 of           *
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.                     *
 *   See the Lesser GNU General Public License for more details.              *
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 * You should have received a copy of the GNU Lesser General Public           *
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/*
 * @author Bikash Kanungo, Vishal Subramanian
 */
 
#ifndef dftefeBasisOperations_h
#define dftefeBasisOperations_h
 
#include <utils/TypeConfig.h>
#include <utils/MemorySpaceType.h>
#include <utils/ScalarSpatialFunction.h>
#include <quadrature/QuadratureAttributes.h>
#include <quadrature/QuadratureValuesContainer.h>
#include <linearAlgebra/BlasLapackTypedef.h>
#include <linearAlgebra/MultiVector.h>
#include <basis/BasisManager.h>
namespace dftefe
{
  namespace basis
  {
    namespace realspace
    {
      enum class VectorMathOp
      {
        DOT,
        CROSS,
        MULT,
        ADD
      };
 
      enum class LinearLocalOp
      {
        IDENTITY,
        GRAD,
        LAPLACIAN,
        CURL
      };
    } // end of namespace realspace
    template <typename ValueTypeBasisCoeff,
              typename ValueTypeBasisData,
              utils::MemorySpace memorySpace>
    class BasisOperations
    {
    public:
      using ValueTypeUnion =
        linearAlgebra::blasLapack::scalar_type<ValueTypeBasisCoeff,
                                               ValueTypeBasisData>;
 
      using StorageBasis =
        dftefe::utils::MemoryStorage<ValueTypeBasisData, memorySpace>;
 
      using StorageUnion =
        dftefe::utils::MemoryStorage<ValueTypeUnion, memorySpace>;
 
    public:
      virtual ~BasisOperations() = default;
 
      virtual void
      interpolate(
        const linearAlgebra::MultiVector<ValueTypeBasisCoeff, memorySpace>
          &                                                   vectorData,
        const BasisManager<ValueTypeBasisCoeff, memorySpace> &basisManager,
        quadrature::QuadratureValuesContainer<
          linearAlgebra::blasLapack::scalar_type<ValueTypeBasisCoeff,
                                                 ValueTypeBasisData>,
          memorySpace> &quadValuesContainer) const = 0;
 
      virtual void
      interpolateWithBasisGradient(
        const linearAlgebra::MultiVector<ValueTypeBasisCoeff, memorySpace>
          &                                                   vectorData,
        const BasisManager<ValueTypeBasisCoeff, memorySpace> &basisManager,
        quadrature::QuadratureValuesContainer<
          linearAlgebra::blasLapack::scalar_type<ValueTypeBasisCoeff,
                                                 ValueTypeBasisData>,
          memorySpace> &quadValuesContainer) const = 0;
 
      virtual void
      integrateWithBasisValues(
        const quadrature::QuadratureValuesContainer<
          linearAlgebra::blasLapack::scalar_type<ValueTypeBasisCoeff,
                                                 ValueTypeBasisData>,
          memorySpace> &                                      inp,
        const BasisManager<ValueTypeBasisCoeff, memorySpace> &basisManager,
        linearAlgebra::MultiVector<ValueTypeBasisCoeff, memorySpace>
          &vectorData) const = 0;
 
    }; // end of BasisOperations
  }    // end of namespace basis
} // end of namespace dftefe
#endif // dftefeBasisOperations_h