bsnes/nall/primitives/real.hpp

39 lines
1.5 KiB
C++

#pragma once
namespace nall {
template<int RequestedPrecision> struct Real {
enum : uint { Precision = RequestedPrecision <= 32 ? 32 : 64 };
static inline constexpr auto bits() -> uint { return Precision; }
using type =
typename conditional<bits() == 32, float32_t,
typename conditional<bits() == 64, float64_t,
void>::type>::type;
inline Real() : data(0.0) {}
template<typename T> inline Real(const T& value) : data((type)value) {}
explicit operator bool() const { return (bool)data; }
inline operator type() const { return data; }
inline auto operator++(int) { auto value = *this; ++data; return value; }
inline auto operator--(int) { auto value = *this; --data; return value; }
inline auto& operator++() { data++; return *this; }
inline auto& operator--() { data--; return *this; }
template<typename T> inline auto& operator =(const T& value) { data = value; return *this; }
template<typename T> inline auto& operator+=(const T& value) { data = data + value; return *this; }
template<typename T> inline auto& operator-=(const T& value) { data = data - value; return *this; }
template<typename T> inline auto& operator*=(const T& value) { data = data * value; return *this; }
template<typename T> inline auto& operator/=(const T& value) { data = data / value; return *this; }
template<typename T> inline auto& operator%=(const T& value) { data = data % value; return *this; }
inline auto serialize(serializer& s) { s(data); }
private:
type data;
};
}