#include "Grid.hpp"

namespace Math {

GridCellBoundaries grid_cell_for_point(Vector<2> point) {
    auto x1 = std::trunc(point.x());
    auto y1 = std::trunc(point.y());
    auto x2 = x1 + 1.0f;
    auto y2 = y1 + 1.0f;

    return GridCellBoundaries{x1, x2, y1, y2};
}

Vector<2> GridCellBoundaries::top_left() const {
    return {x1, y1};
}

Vector<2> GridCellBoundaries::top_right() const {
    return {x2, y1};
}

Vector<2> GridCellBoundaries::bottom_left() const {
    return {x1, y2};
}

Vector<2> GridCellBoundaries::bottom_right() const {
    return {x2, y2};
}

CubeCellBoundaries cube_cell_for_point(Vector<3> point) {
    auto x1 = std::trunc(point.x());
    auto y1 = std::trunc(point.y());
    auto z1 = std::trunc(point.z());
    auto x2 = x1 + 1.0f;
    auto y2 = y1 + 1.0f;
    auto z2 = z1 + 1.0f;

    return CubeCellBoundaries{x1, x2, y1, y2, z1, z2};
}

Vector<3> CubeCellBoundaries::front_top_left() const {
    return {x1, y1, z1};
}

Vector<3> CubeCellBoundaries::front_top_right() const {
    return {x2, y1, z1};
}

Vector<3> CubeCellBoundaries::front_bottom_left() const {
    return {x1, y2, z1};
}

Vector<3> CubeCellBoundaries::front_bottom_right() const {
    return {x2, y2, z1};
}

Vector<3> CubeCellBoundaries::back_top_left() const {
    return {x1, y1, z2};
}

Vector<3> CubeCellBoundaries::back_top_right() const {
    return {x2, y1, z2};
}

Vector<3> CubeCellBoundaries::back_bottom_left() const {
    return {x1, y2, z2};
}

Vector<3> CubeCellBoundaries::back_bottom_right() const {
    return {x2, y2, z2};
}

GridCellBoundaries CubeCellBoundaries::grid_cell() const {
    return {x1, x2, y1, y2};
}

}