helper.h

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#pragma once
 
#include <cstdint>
#include <limits>
 
constexpr __float128 M_PI_180q = 0.017453292519943295769236907684886127134Q;
 
constexpr __float128 M_180_PIq = 57.295779513082320876798154814105170332405Q;
 
constexpr __float128 M_2PIq = 6.283185307179586476925286766559005768394Q;
 
constexpr unsigned __int128 UINT128_MAX = std::numeric_limits<unsigned __int128>::max();
 
constexpr __int128 INT128_MIN = std::numeric_limits<__int128>::min();
 
constexpr __int128 INT128_MAX = std::numeric_limits<__int128>::max();
 
using OTCode = char;
 
using KSNCode = char;
 
enum AngularUnit : std::uint8_t {
   DEG,
   RAD
};