CanGetRawPtr.hpp

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///////////////////////////////////////////////////////////////////////////////
//
// File: CanGetRawPtr.hpp
//
// For more information, please see: http://www.nektar.info
//
// The MIT License
//
// Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
// Department of Aeronautics, Imperial College London (UK), and Scientific
// Computing and Imaging Institute, University of Utah (USA).
//
// Permission is hereby granted, free of charge, to any person obtaining a
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// Software is furnished to do so, subject to the following conditions:
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// The above copyright notice and this permission notice shall be included
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// Description:
//
///////////////////////////////////////////////////////////////////////////////
 
#ifndef NEKTAR_LIB_UTILITIES_LINEAR_ALGEBRA_CAN_GET_RAW_PTR_HPP
#define NEKTAR_LIB_UTILITIES_LINEAR_ALGEBRA_CAN_GET_RAW_PTR_HPP
 
#include <LibUtilities/LinearAlgebra/NekMatrixFwd.hpp>
#include <type_traits>
 
namespace Nektar
{
template <typename MatrixType> struct CanGetRawPtr : public std::false_type
{
};
 
template <typename T>
struct CanGetRawPtr<NekMatrix<T, StandardMatrixTag>> : public std::true_type
{
};
 
template <typename T, typename R>
struct CanGetRawPtr<NekMatrix<NekMatrix<T, R>, ScaledMatrixTag>>
    : public std::true_type
{
};
 
template <typename T, typename M>
struct CanGetRawPtr<NekMatrix<T, M>>
    : std::conditional<!std::is_same_v<BlockMatrixTag, M> &&
                           CanGetRawPtr<T>::value,
                       std::true_type, std::false_type>::type
{
};
} // namespace Nektar
 
#endif // NEKTAR_LIB_UTILITIES_LINEAR_ALGEBRA_CAN_GET_RAW_PTR_HPP