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pixel8_arithmetic.hpp
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#pragma once
#ifndef PIXEL8_ARITHMETIC_HPP
#define PIXEL8_ARITHMETIC_HPP
#include <AE_Effect.h>
#include <type_traits>
#if _MSVC_LANG < 202002L
template <typename T,
std::enable_if_t<std::is_integral_v<T>, std::nullptr_t> = nullptr>
inline PF_Pixel8 operator+(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel8{static_cast<A_u_char>(src.alpha + x),
static_cast<A_u_char>(src.red + x),
static_cast<A_u_char>(src.green + x),
static_cast<A_u_char>(src.blue + x)};
}
template <typename T,
std::enable_if_t<std::is_integral_v<T>, std::nullptr_t> = nullptr>
inline PF_Pixel8 operator-(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel8{static_cast<A_u_char>(src.alpha - x),
static_cast<A_u_char>(src.red - x),
static_cast<A_u_char>(src.green - x),
static_cast<A_u_char>(src.blue - x)};
}
template <typename T,
std::enable_if_t<std::is_integral_v<T>, std::nullptr_t> = nullptr>
inline PF_Pixel8 operator*(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel8{static_cast<A_u_char>(src.alpha * x),
static_cast<A_u_char>(src.red * x),
static_cast<A_u_char>(src.green * x),
static_cast<A_u_char>(src.blue * x)};
}
template <typename T,
std::enable_if_t<std::is_integral_v<T>, std::nullptr_t> = nullptr>
inline PF_Pixel8 operator/(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel8{static_cast<A_u_char>(src.alpha / x),
static_cast<A_u_char>(src.red / x),
static_cast<A_u_char>(src.green / x),
static_cast<A_u_char>(src.blue / x)};
}
template <typename T,
std::enable_if_t<std::is_integral_v<T>, std::nullptr_t> = nullptr>
inline PF_Pixel8 operator+(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel8{static_cast<A_u_char>(x + src.alpha),
static_cast<A_u_char>(x + src.red),
static_cast<A_u_char>(x + src.green),
static_cast<A_u_char>(x + src.blue)};
}
template <typename T,
std::enable_if_t<std::is_integral_v<T>, std::nullptr_t> = nullptr>
inline PF_Pixel8 operator-(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel8{static_cast<A_u_char>(x - src.alpha),
static_cast<A_u_char>(x - src.red),
static_cast<A_u_char>(x - src.green),
static_cast<A_u_char>(x - src.blue)};
}
template <typename T,
std::enable_if_t<std::is_integral_v<T>, std::nullptr_t> = nullptr>
inline PF_Pixel8 operator*(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel8{static_cast<A_u_char>(x * src.alpha),
static_cast<A_u_char>(x * src.red),
static_cast<A_u_char>(x * src.green),
static_cast<A_u_char>(x * src.blue)};
}
template <typename T,
std::enable_if_t<std::is_integral_v<T>, std::nullptr_t> = nullptr>
inline PF_Pixel8 operator/(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel8{static_cast<A_u_char>(x / src.alpha),
static_cast<A_u_char>(x / src.red),
static_cast<A_u_char>(x / src.green),
static_cast<A_u_char>(x / src.blue)};
}
template <typename T, std::enable_if_t<std::is_floating_point_v<T>,
std::nullptr_t> = nullptr>
inline PF_Pixel32 operator+(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(src.alpha + x),
static_cast<A_FpShort>(src.red + x),
static_cast<A_FpShort>(src.green + x),
static_cast<A_FpShort>(src.blue + x)};
}
template <typename T, std::enable_if_t<std::is_floating_point_v<T>,
std::nullptr_t> = nullptr>
inline PF_Pixel32 operator-(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(src.alpha - x),
static_cast<A_FpShort>(src.red - x),
static_cast<A_FpShort>(src.green - x),
static_cast<A_FpShort>(src.blue - x)};
}
template <typename T, std::enable_if_t<std::is_floating_point_v<T>,
std::nullptr_t> = nullptr>
inline PF_Pixel32 operator*(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(src.alpha * x),
static_cast<A_FpShort>(src.red * x),
static_cast<A_FpShort>(src.green * x),
static_cast<A_FpShort>(src.blue * x)};
}
template <typename T, std::enable_if_t<std::is_floating_point_v<T>,
std::nullptr_t> = nullptr>
inline PF_Pixel32 operator/(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(src.alpha / x),
static_cast<A_FpShort>(src.red / x),
static_cast<A_FpShort>(src.green / x),
static_cast<A_FpShort>(src.blue / x)};
}
template <typename T, std::enable_if_t<std::is_floating_point_v<T>,
std::nullptr_t> = nullptr>
inline PF_Pixel32 operator+(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(x + src.alpha),
static_cast<A_FpShort>(x + src.red),
static_cast<A_FpShort>(x + src.green),
static_cast<A_FpShort>(x + src.blue)};
}
template <typename T, std::enable_if_t<std::is_floating_point_v<T>,
std::nullptr_t> = nullptr>
inline PF_Pixel32 operator-(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(x - src.alpha),
static_cast<A_FpShort>(x - src.red),
static_cast<A_FpShort>(x - src.green),
static_cast<A_FpShort>(x - src.blue)};
}
template <typename T, std::enable_if_t<std::is_floating_point_v<T>,
std::nullptr_t> = nullptr>
inline PF_Pixel32 operator*(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(x * src.alpha),
static_cast<A_FpShort>(x * src.red),
static_cast<A_FpShort>(x * src.green),
static_cast<A_FpShort>(x * src.blue)};
}
template <typename T, std::enable_if_t<std::is_floating_point_v<T>,
std::nullptr_t> = nullptr>
inline PF_Pixel32 operator/(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(x / src.alpha),
static_cast<A_FpShort>(x / src.red),
static_cast<A_FpShort>(x / src.green),
static_cast<A_FpShort>(x / src.blue)};
}
#else
#include <concepts>
// 四則演算
template <std::integral T>
inline PF_Pixel8 operator+(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel8{static_cast<A_u_char>(src.alpha + x),
static_cast<A_u_char>(src.red + x),
static_cast<A_u_char>(src.green + x),
static_cast<A_u_char>(src.blue + x)};
}
template <std::integral T>
inline PF_Pixel8 operator-(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel8{static_cast<A_u_char>(src.alpha - x),
static_cast<A_u_char>(src.red - x),
static_cast<A_u_char>(src.green - x),
static_cast<A_u_char>(src.blue - x)};
}
template <std::integral T>
inline PF_Pixel8 operator*(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel8{static_cast<A_u_char>(src.alpha * x),
static_cast<A_u_char>(src.red * x),
static_cast<A_u_char>(src.green * x),
static_cast<A_u_char>(src.blue * x)};
}
template <std::integral T>
inline PF_Pixel8 operator/(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel8{static_cast<A_u_char>(src.alpha / x),
static_cast<A_u_char>(src.red / x),
static_cast<A_u_char>(src.green / x),
static_cast<A_u_char>(src.blue / x)};
}
template <std::integral T>
inline PF_Pixel8 operator+(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel8{static_cast<A_u_char>(x + src.alpha),
static_cast<A_u_char>(x + src.red),
static_cast<A_u_char>(x + src.green),
static_cast<A_u_char>(x + src.blue)};
}
template <std::integral T>
inline PF_Pixel8 operator-(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel8{static_cast<A_u_char>(x - src.alpha),
static_cast<A_u_char>(x - src.red),
static_cast<A_u_char>(x - src.green),
static_cast<A_u_char>(x - src.blue)};
}
template <std::integral T>
inline PF_Pixel8 operator*(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel8{static_cast<A_u_char>(x * src.alpha),
static_cast<A_u_char>(x * src.red),
static_cast<A_u_char>(x * src.green),
static_cast<A_u_char>(x * src.blue)};
}
template <std::integral T>
inline PF_Pixel8 operator/(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel8{static_cast<A_u_char>(x / src.alpha),
static_cast<A_u_char>(x / src.red),
static_cast<A_u_char>(x / src.green),
static_cast<A_u_char>(x / src.blue)};
}
template <std::floating_point T>
inline PF_Pixel32 operator+(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(src.alpha + x),
static_cast<A_FpShort>(src.red + x),
static_cast<A_FpShort>(src.green + x),
static_cast<A_FpShort>(src.blue + x)};
}
template <std::floating_point T>
inline PF_Pixel32 operator-(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(src.alpha - x),
static_cast<A_FpShort>(src.red - x),
static_cast<A_FpShort>(src.green - x),
static_cast<A_FpShort>(src.blue - x)};
}
template <std::floating_point T>
inline PF_Pixel32 operator*(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(src.alpha * x),
static_cast<A_FpShort>(src.red * x),
static_cast<A_FpShort>(src.green * x),
static_cast<A_FpShort>(src.blue * x)};
}
template <std::floating_point T>
inline PF_Pixel32 operator/(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(src.alpha / x),
static_cast<A_FpShort>(src.red / x),
static_cast<A_FpShort>(src.green / x),
static_cast<A_FpShort>(src.blue / x)};
}
template <std::floating_point T>
inline PF_Pixel32 operator+(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(x + src.alpha),
static_cast<A_FpShort>(x + src.red),
static_cast<A_FpShort>(x + src.green),
static_cast<A_FpShort>(x + src.blue)};
}
template <std::floating_point T>
inline PF_Pixel32 operator-(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(x - src.alpha),
static_cast<A_FpShort>(x - src.red),
static_cast<A_FpShort>(x - src.green),
static_cast<A_FpShort>(x - src.blue)};
}
template <std::floating_point T>
inline PF_Pixel32 operator*(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(x * src.alpha),
static_cast<A_FpShort>(x * src.red),
static_cast<A_FpShort>(x * src.green),
static_cast<A_FpShort>(x * src.blue)};
}
template <std::floating_point T>
inline PF_Pixel32 operator/(const T x, const PF_Pixel8 &src) noexcept {
return PF_Pixel32{static_cast<A_FpShort>(x / src.alpha),
static_cast<A_FpShort>(x / src.red),
static_cast<A_FpShort>(x / src.green),
static_cast<A_FpShort>(x / src.blue)};
}
template <std::integral T>
inline PF_Pixel8 operator>>(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel8{static_cast<A_u_char>(src.alpha >> x),
static_cast<A_u_char>(src.red >> x),
static_cast<A_u_char>(src.green >> x),
static_cast<A_u_char>(src.blue >> x)};
}
template <std::integral T>
inline PF_Pixel8 operator<<(const PF_Pixel8 &src, const T x) noexcept {
return PF_Pixel8{static_cast<A_u_char>(src.alpha << x),
static_cast<A_u_char>(src.red << x),
static_cast<A_u_char>(src.green << x),
static_cast<A_u_char>(src.blue << x)};
}
#endif
inline PF_Pixel8 operator+(const PF_Pixel8 &src, const PF_Pixel8 &x) noexcept {
return PF_Pixel8{static_cast<A_u_char>(src.alpha + x.alpha),
static_cast<A_u_char>(src.red + x.red),
static_cast<A_u_char>(src.green + x.green),
static_cast<A_u_char>(src.blue + x.blue)};
}
inline PF_Pixel8 operator-(const PF_Pixel8 &src, const PF_Pixel8 &x) noexcept {
return PF_Pixel8{static_cast<A_u_char>(src.alpha - x.alpha),
static_cast<A_u_char>(src.red - x.red),
static_cast<A_u_char>(src.green - x.green),
static_cast<A_u_char>(src.blue - x.blue)};
}
inline PF_Pixel8 operator*(const PF_Pixel8 &src, const PF_Pixel8 &x) noexcept {
return PF_Pixel8{static_cast<A_u_char>(src.alpha * x.alpha),
static_cast<A_u_char>(src.red * x.red),
static_cast<A_u_char>(src.green * x.green),
static_cast<A_u_char>(src.blue * x.blue)};
}
inline PF_Pixel8 operator/(const PF_Pixel8 &src, const PF_Pixel8 &x) noexcept {
return PF_Pixel8{static_cast<A_u_char>(src.alpha / x.alpha),
static_cast<A_u_char>(src.red / x.red),
static_cast<A_u_char>(src.green / x.green),
static_cast<A_u_char>(src.blue / x.blue)};
}
#endif // PIXEL8_ARITHMETIC_HPP