transpose_predicate.h

// Description: Transpose predicate
// Documentation: derived_predicates.txt

#ifndef PASTELSYS_TRANSPOSE_PREDICATE_H
#define PASTELSYS_TRANSPOSE_PREDICATE_H

#include "pastel/sys/predicate/predicate_concept.h"

namespace Pastel
{

    template <typename Predicate>
    class Transpose_Predicate
    {
    public:
        template <
            typename Left, 
            typename Right>
        bool operator()(
            const Left& left, 
            const Right& right) const
        {
            return Predicate()(right, left);
        }
    };

    template <typename Predicate>
    Transpose_Predicate<Predicate> transposePredicate(const Predicate& predicate)
    {
        return Transpose_Predicate<Predicate>();
    }

}

#endif