Panzer_BasisDescriptor.hpp

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// @HEADER
// *****************************************************************************
//           Panzer: A partial differential equation assembly
//       engine for strongly coupled complex multiphysics systems
//
// Copyright 2011 NTESS and the Panzer contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER

#ifndef PANZER_BASIS_DESCRIPTOR_HPP
#define PANZER_BASIS_DESCRIPTOR_HPP

#include <string>
#include <functional>

#include "Panzer_PointDescriptor.hpp"

namespace panzer {

class BasisDescriptor
{
public:

  BasisDescriptor();

  virtual ~BasisDescriptor() = default;

  BasisDescriptor(const int basis_order, const std::string & basis_type);

  const std::string & getType() const {return _basis_type;}

  int getOrder() const {return _basis_order;}

  std::size_t getKey() const {return _key;}

  PointDescriptor getPointDescriptor() const;

protected:
 
  std::string _basis_type;

  // Basis order (>0)
  int _basis_order;

  // Unique key associated with basis.
  std::size_t _key;
};

bool operator==(const panzer::BasisDescriptor& left,
                const panzer::BasisDescriptor& right);

} // namespace panzer

namespace std {
  template <>
  struct hash<panzer::BasisDescriptor>
  {
    std::size_t operator()(const panzer::BasisDescriptor& desc) const;
  };
}


#endif