CommittedGridAccess.hpp

#pragma once
 
#include "RegularGridAdjacency2D.hpp"
 
namespace mmcfilters::detail {
 
class CommittedGridAccess {
  public:
    [[nodiscard]] static RegularGridAdjacency2D radiusAdjacency(int rows, int columns, double radius) {
        return RegularGridAdjacency2D(rows, columns, radius, RegularGridAdjacency2D::EstablishedRadiusTag{});
    }
 
    [[nodiscard]] static RegularGridAdjacency2D::AdjacentIndexRange adjacent(const RegularGridAdjacency2D& adjacency, PixelId pixel) noexcept {
        const int columns = adjacency.getNumColumns();
        return RegularGridAdjacency2D::AdjacentIndexRange(adjacency, pixel / columns, pixel % columns);
    }
 
    [[nodiscard]] static RegularGridAdjacency2D::NeighborIndexRange neighbors(const RegularGridAdjacency2D& adjacency, PixelId pixel) noexcept {
        const int columns = adjacency.getNumColumns();
        return RegularGridAdjacency2D::NeighborIndexRange(adjacency, pixel / columns, pixel % columns);
    }
 
    [[nodiscard]] static RegularGridAdjacency2D::ForwardNeighborIndexRange forwardNeighbors(const RegularGridAdjacency2D& adjacency, PixelId pixel) noexcept {
        const int columns = adjacency.getNumColumns();
        return RegularGridAdjacency2D::ForwardNeighborIndexRange(adjacency, pixel / columns, pixel % columns);
    }
 
    [[nodiscard]] static bool isBoundary(const RegularGridAdjacency2D& adjacency, PixelId pixel) noexcept {
        const int columns = adjacency.getNumColumns();
        return adjacency.isGridBoundary(pixel / columns, pixel % columns);
    }
};
 
} // namespace mmcfilters::detail