src/real-geometry/numbers/ccw.hpp

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• Last update: 2023-05-30 15:40:46+09:00
• Include: #include "src/real-geometry/numbers/ccw.hpp"

Required by

• src/real-geometry/area/common-area-circle-polygon.hpp
• src/real-geometry/circle-lib/inscribed-circle.hpp
• src/real-geometry/convex/is-convex.hpp
• src/real-geometry/distance/distance-sp.hpp
• src/real-geometry/distance/distance-ss.hpp
• src/real-geometry/operation/ccw.hpp
• src/real-geometry/position/intersect-ss.hpp

Verified with

• test/aoj/cgl/1_C.test.cpp
• test/aoj/cgl/2_B.test.cpp
• test/aoj/cgl/2_D.test.cpp
• test/aoj/cgl/3_B.test.cpp
• test/aoj/cgl/7_B.test.cpp
• test/aoj/cgl/7_H.test.cpp
• test/aoj/icpc/2003.test.cpp
• test/aoj/icpc/2402.test.cpp
• test/aoj/icpc/2862.test.cpp
• test/aoj/icpc/2950.test.cpp

Code

#pragma once

namespace geometry::number::ccw {

  constexpr int COUNTER_CLOCKWISE = +1;
  constexpr int CLOCKWISE         = -1;
  constexpr int ONLINE_BACK       = +2; // c-a-b
  constexpr int ONLINE_FRONT      = -2; // a-b-c
  constexpr int ON_SEGMENT        =  0; // a-c-b

}

#line 2 "src/real-geometry/numbers/ccw.hpp"

namespace geometry::number::ccw {

  constexpr int COUNTER_CLOCKWISE = +1;
  constexpr int CLOCKWISE         = -1;
  constexpr int ONLINE_BACK       = +2; // c-a-b
  constexpr int ONLINE_FRONT      = -2; // a-b-c
  constexpr int ON_SEGMENT        =  0; // a-c-b

}

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