fn_AR_cross.hpp

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/*
 * BELFEM -- The Berkeley Lab Finite Element Framework
 * Copyright (c) 2026, The Regents of the University of California,
 * through Lawrence Berkeley National Laboratory (subject to receipt of any required
 * approvals from the U.S. Dept. of Energy).  All rights reserved.
 *
 * Developers: Christian Messe, Gregory Giard
 *
 * See the top-level LICENSE file for the complete license and disclaimer.
 */
 
#ifndef BELFEM_FN_AR_CROSS_HPP
#define BELFEM_FN_AR_CROSS_HPP
 
#include "cl_AR_Vector.hpp"
 
namespace belfem
{
//------------------------------------------------------------------------------
 
    template< typename ET >
    auto
    cross( const ET & aA, const ET & aB )
        -> decltype( arma::cross( aA, aB ))
    {
        return arma::cross( aA, aB );
    }
 
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 
    template< typename T, typename ET >
    auto
    cross( Vector<T> & aA, const ET & aB )
        -> decltype( arma::cross( aA.vector_data(), aB ))
    {
        return arma::cross( aA.vector_data(), aB );
    }
 
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 
    template< typename ET, typename T >
    auto
    cross( const ET & aA, const Vector<T> & aB )
        -> decltype( arma::cross( aA, aB.vector_data()))
    {
        return arma::cross( aA.vector_data(), aB );
    }
 
//------------------------------------------------------------------------------
}
 
#endif //BELFEM_FN_AR_CROSS_HPP