fe_values_extractors.h

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// ---------------------------------------------------------------------
//
// Copyright (C) 1998 - 2019 by the deal.II authors
//
// This file is part of the deal.II library.
//
// The deal.II library is free software; you can use it, redistribute
// it, and/or modify it under the terms of the GNU Lesser General
// Public License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
// The full text of the license can be found in the file LICENSE.md at
// the top level directory of deal.II.
//
// ---------------------------------------------------------------------
 
#ifndef dealii_fe_values_extractors_h
#define dealii_fe_values_extractors_h
 
 
#include <deal.II/base/config.h>
 
DEAL_II_NAMESPACE_OPEN
 
 
namespace FEValuesExtractors
{
  struct Scalar
  {
    unsigned int component;
 
    Scalar();
 
    Scalar(const unsigned int component);
 
    std::string
    get_name() const;
  };
 
 
  struct Vector
  {
    unsigned int first_vector_component;
 
    Vector();
 
    Vector(const unsigned int first_vector_component);
 
    std::string
    get_name() const;
  };
 
 
  template <int rank>
  struct SymmetricTensor
  {
    unsigned int first_tensor_component;
 
    SymmetricTensor();
 
    SymmetricTensor(const unsigned int first_tensor_component);
 
    std::string
    get_name() const;
  };
 
 
  template <int rank>
  struct Tensor
  {
    unsigned int first_tensor_component;
 
    Tensor();
 
    Tensor(const unsigned int first_tensor_component);
 
    std::string
    get_name() const;
  };
} // namespace FEValuesExtractors
 
 
/*-------------- Inline functions: namespace FEValuesExtractors -------------*/
 
namespace FEValuesExtractors
{
  inline Scalar::Scalar()
    : component(numbers::invalid_unsigned_int)
  {}
 
 
 
  inline Scalar::Scalar(const unsigned int component)
    : component(component)
  {}
 
 
 
  inline Vector::Vector()
    : first_vector_component(numbers::invalid_unsigned_int)
  {}
 
 
  inline Vector::Vector(const unsigned int first_vector_component)
    : first_vector_component(first_vector_component)
  {}
 
 
  template <int rank>
  inline SymmetricTensor<rank>::SymmetricTensor()
    : first_tensor_component(numbers::invalid_unsigned_int)
  {}
 
 
  template <int rank>
  inline SymmetricTensor<rank>::SymmetricTensor(
    const unsigned int first_tensor_component)
    : first_tensor_component(first_tensor_component)
  {}
 
 
  template <int rank>
  inline Tensor<rank>::Tensor()
    : first_tensor_component(numbers::invalid_unsigned_int)
  {}
 
 
  template <int rank>
  inline Tensor<rank>::Tensor(const unsigned int first_tensor_component)
    : first_tensor_component(first_tensor_component)
  {}
} // namespace FEValuesExtractors
 
 
 
DEAL_II_NAMESPACE_CLOSE
 
#endif