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geometry/bounding_box.hpp
59 строк
2 KB
Vladimir Byko-Ianko
City roads section and tests.
11 сен 2018, 20:36
11 сен 2018, 20:36
3a7f976
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#pragma once #include "geometry/point2d.hpp" #include "geometry/rect2d.hpp" #include "base/visitor.hpp" #include <limits> #include <vector> namespace m2 { class BoundingBox { public: BoundingBox() = default; BoundingBox(std::vector<PointD> const & points); void Add(PointD const & p) { return Add(p.x, p.y); } void Add(double x, double y); bool HasPoint(PointD const & p) const { return HasPoint(p.x, p.y); } bool HasPoint(double x, double y) const; bool HasPoint(PointD const & p, double eps) const { return HasPoint(p.x, p.y, eps); } bool HasPoint(double x, double y, double eps) const; PointD Min() const { return m_min; } PointD Max() const { return m_max; } m2::RectD ToRect() const { return {Min(), Max()}; } std::vector<m2::PointD> Points() const { std::vector<m2::PointD> points(4); points[0] = Min(); points[2] = Max(); points[1] = PointD(points[2].x, points[0].y); points[3] = PointD(points[0].x, points[2].y); return points; } bool operator==(BoundingBox const & rhs) const { return m_min == rhs.m_min && m_max == rhs.m_max; } DECLARE_VISITOR(visitor(m_min, "min"), visitor(m_max, "max")) DECLARE_DEBUG_PRINT(BoundingBox) private: static_assert(std::numeric_limits<double>::has_infinity, ""); static double constexpr kPositiveInfinity = std::numeric_limits<double>::infinity(); static double constexpr kNegativeInfinity = -kPositiveInfinity; m2::PointD m_min = m2::PointD(kPositiveInfinity, kPositiveInfinity); m2::PointD m_max = m2::PointD(kNegativeInfinity, kNegativeInfinity); }; } // namespace m2