CanGetRawPtr.hpp

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///////////////////////////////////////////////////////////////////////////////
//
// File: CanGetRawPtr.hpp
//
// For more information, please see: http://www.nektar.info
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// 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).
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// Description: 
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///////////////////////////////////////////////////////////////////////////////
 
#ifndef NEKTAR_LIB_UTILITIES_LINEAR_ALGEBRA_CAN_GET_RAW_PTR_HPP
#define NEKTAR_LIB_UTILITIES_LINEAR_ALGEBRA_CAN_GET_RAW_PTR_HPP
 
#include <type_traits>
#include <LibUtilities/LinearAlgebra/NekMatrixFwd.hpp>
 
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<BlockMatrixTag, M>::value && CanGetRawPtr<T>::value,
        std::true_type, std::false_type>::type
    {};
}
 
#endif //NEKTAR_LIB_UTILITIES_LINEAR_ALGEBRA_CAN_GET_RAW_PTR_HPP