ares-openbsd/nall/primitives/real.hpp

40 行
1.4 KiB
C++

#pragma once
namespace nall {
template<u32 Precision> struct Real {
static_assert(Precision == 32 || Precision == 64);
static constexpr auto bits() -> u32 { return Precision; }
using ftype =
conditional_t<bits() == 32, f32,
conditional_t<bits() == 64, f64,
void>>;
Real() : data(0.0) {}
template<s32 Bits> Real(Real<Bits> value) : data((ftype)value) {}
template<typename T> Real(const T& value) : data((ftype)value) {}
explicit Real(const char* value) : data((ftype)toReal(value)) {}
operator ftype() const { return data; }
auto operator++(s32) { auto value = *this; ++data; return value; }
auto operator--(s32) { auto value = *this; --data; return value; }
auto& operator++() { data++; return *this; }
auto& operator--() { data--; return *this; }
template<typename T> auto& operator =(const T& value) { data = value; return *this; }
template<typename T> auto& operator*=(const T& value) { data = data * value; return *this; }
template<typename T> auto& operator/=(const T& value) { data = data / value; return *this; }
template<typename T> auto& operator%=(const T& value) { data = data % value; return *this; }
template<typename T> auto& operator+=(const T& value) { data = data + value; return *this; }
template<typename T> auto& operator-=(const T& value) { data = data - value; return *this; }
auto serialize(serializer& s) { s(data); }
private:
ftype data;
};
}