nearestset_concept.h

// Description: Nearest-neighbor search-structure

#ifndef PASTELGEOMETRY_NEAREST_SET_CONCEPT_H
#define PASTELGEOMETRY_NEAREST_SET_CONCEPT_H

#include "pastel/math/norm/norm_concept.h"
#include "pastel/math/distance/distance_concept.h"
#include "pastel/sys/range/range_concept.h"
#include "pastel/sys/point/point_concept.h"
#include "pastel/sys/pointset/pointset_concept.h"
#include "pastel/sys/output/output_concept.h"

namespace Pastel
{

    template <typename T>
    concept NearestSet_Concept_ = requires(T t) {
        addConst(t).asPoint(std::declval<PointSet_Point<T>>());
        { addConst(t).points() } -> std::convertible_to<integer>;
        addConst(t).findNearbyPointsets(
            // Search-point
            Point_Archetype(),
            // Norm to use
            Norm_Archetype(),
            // Culling distance
            Distance_Archetype(),
            Output_Archetype());
    };

    template <typename T>
    concept NearestSet_Concept =
        NearestSet_Concept_<RemoveCvRef<T>>;

    template <typename Type>
    using NearestSet_Point = PointSet_Point<Type>;

}

#endif