Src/GeometryZ2/Zahlen.hpp

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• Last update: 2023-11-18 23:42:25+09:00
• Include: #include "Src/GeometryZ2/Zahlen.hpp"

Depends on

• 標準データ型のエイリアス (Src/Template/TypeAlias.hpp)

Required by

• Src/GeometryZ2/Circle.hpp
• Src/GeometryZ2/Contain/CircleContainsPoint.hpp
• Src/GeometryZ2/Contain/ConvexPolygonContainsPoint.hpp
• Count Points in Triangles (Src/GeometryZ2/Contain/CountPointsInTriangles.hpp)
• Src/GeometryZ2/Contain/NaiveCountPointsInTriangles.hpp
• Src/GeometryZ2/ConvexHull.hpp
• Src/GeometryZ2/Distance/PointAndPoint.hpp
• Src/GeometryZ2/Intersect/LineAndSegment.hpp
• Src/GeometryZ2/Intersect/PolygonAndPolygon.hpp
• Src/GeometryZ2/Intersect/SegmentAndSegment.hpp
• Src/GeometryZ2/Line.hpp
• Src/GeometryZ2/Parallel/SegmentAndSegment.hpp
• Src/GeometryZ2/Point.hpp
• Src/GeometryZ2/PointCloud.hpp
• Src/GeometryZ2/Polygon.hpp
• Src/GeometryZ2/Relation.hpp
• Src/GeometryZ2/Segment.hpp

Verified with

• Test/AOJ/0388.test.cpp
• Test/AOJ/0445.test.cpp
• Test/AOJ/1298.test.cpp
• Test/AOJ/1379.test.cpp
• Test/AOJ/2609.test.cpp
• Test/AOJ/CGL_1_C/GeometryZ2.test.cpp
• Test/AOJ/CGL_3_A.test.cpp
• Test/AOJ/CGL_3_A/GeometryZ2.test.cpp
• Test/AOJ/CGL_3_B/GeometryZ2.test.cpp
• Test/AOJ/CGL_4_A.test.cpp
• Test/AOJ/CGL_7_A/GeometryZ2.test.cpp
• Test/AtCoder/abc139_f.test.cpp
• Test/AtCoder/abc191_d.test.cpp
• Test/AtCoder/abc225_e.test.cpp
• Test/AtCoder/abc250_f.test.cpp
• Test/AtCoder/abc266_c.test.cpp
• Test/AtCoder/abc296_g.test.cpp
• Test/Baekjoon/23249.test.cpp
• Test/LC/count_points_in_triangle.test.cpp
• Test/LC/naive_count_points_in_triangle.test.cpp
• Test/LC/sort_by_argument.test.cpp
• Test/LC/static_convex_hull.test.cpp
• Test/My/GeometryZ2/Contain/CountingPointsInTrianglesStressTest.test.cpp
• Test/UC/3-35-L.test.cpp

Code

#pragma once

#include "../Template/TypeAlias.hpp"

#include <cassert>

namespace zawa {

namespace geometryZ2 {

using Zahlen = i64;

namespace internal {

constexpr i32 positive{1};
constexpr i32 zero{0};
constexpr i32 negative{-1};

} // namespace internal

constexpr i32 Sign(Zahlen value) {
    if (value < 0) return internal::negative;
    if (value > 0) return internal::positive;
    return internal::zero;
}

constexpr bool Positive(Zahlen value) {
    return Sign(value) == internal::positive;
}

constexpr bool Zero(Zahlen value) {
    return Sign(value) == internal::zero;
}

constexpr bool Negative(Zahlen value) {
    return Sign(value) == internal::negative;
}

constexpr Zahlen Abs(Zahlen value) {
    return (value > 0 ? value : -value);
}

constexpr Zahlen Square(Zahlen value) {
    return value * value;
}

} // namespace geometryZ2

} // namespace zawa

#line 2 "Src/GeometryZ2/Zahlen.hpp"

#line 2 "Src/Template/TypeAlias.hpp"

#include <cstdint>
#include <cstddef>

namespace zawa {

using i16 = std::int16_t;
using i32 = std::int32_t;
using i64 = std::int64_t;
using i128 = __int128_t;

using u8 = std::uint8_t;
using u16 = std::uint16_t;
using u32 = std::uint32_t;
using u64 = std::uint64_t;

using usize = std::size_t;

} // namespace zawa
#line 4 "Src/GeometryZ2/Zahlen.hpp"

#include <cassert>

namespace zawa {

namespace geometryZ2 {

using Zahlen = i64;

namespace internal {

constexpr i32 positive{1};
constexpr i32 zero{0};
constexpr i32 negative{-1};

} // namespace internal

constexpr i32 Sign(Zahlen value) {
    if (value < 0) return internal::negative;
    if (value > 0) return internal::positive;
    return internal::zero;
}

constexpr bool Positive(Zahlen value) {
    return Sign(value) == internal::positive;
}

constexpr bool Zero(Zahlen value) {
    return Sign(value) == internal::zero;
}

constexpr bool Negative(Zahlen value) {
    return Sign(value) == internal::negative;
}

constexpr Zahlen Abs(Zahlen value) {
    return (value > 0 ? value : -value);
}

constexpr Zahlen Square(Zahlen value) {
    return value * value;
}

} // namespace geometryZ2

} // namespace zawa

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