point_locator.h

// Description: Locator of a point
// DocumentationOf: point_concept.h

#ifndef PASTELSYS_POINT_LOCATOR_H
#define PASTELSYS_POINT_LOCATOR_H

#include "pastel/sys/point/point_concept.h"
#include "pastel/sys/point/point_real.h"
#include "pastel/sys/point/point_dimension.h"
#include "pastel/sys/function/identity_function.h"
#include "pastel/sys/type_traits/remove_cvref.h"
#include "pastel/sys/locator/default_locator.h"

namespace Pastel
{

    template <
        typename Point,
        Requires<
            Models<Point, Point_Concept>
        > = 0
    >
    decltype(auto) pointLocator(const Point& point)
    {
        return Default_Locator<Point, Point_Real<Point>, Point_N<Point>::value>(
            dimension(point));
    }

}

namespace Pastel
{

    template <
        typename Point,
        Requires<
            Models<Point, Point_Concept>
        > = 0
    >
    using Point_Locator = 
        decltype(pointLocator(std::declval<Point>()));

    template <
        typename Point,
        Requires<
            Models<Point, Point_Concept>
        > = 0
    >
    using Point_Locator_F = 
        Identity_F<Point_Locator<Point>>;

}

#endif