58 lines
3.3 KiB
C++
58 lines
3.3 KiB
C++
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// Copyright 2021 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <type_traits>
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namespace Common {
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// Represents a point within a 2D space.
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template <typename T>
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struct Point {
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static_assert(std::is_arithmetic_v<T>, "T must be an arithmetic type!");
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T x{};
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T y{};
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#define ARITHMETIC_OP(op, compound_op) \
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friend constexpr Point operator op(const Point& lhs, const Point& rhs) noexcept { \
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return { \
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.x = static_cast<T>(lhs.x op rhs.x), \
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.y = static_cast<T>(lhs.y op rhs.y), \
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}; \
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} \
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friend constexpr Point operator op(const Point& lhs, T value) noexcept { \
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return { \
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.x = static_cast<T>(lhs.x op value), \
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.y = static_cast<T>(lhs.y op value), \
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}; \
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} \
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friend constexpr Point operator op(T value, const Point& rhs) noexcept { \
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return { \
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.x = static_cast<T>(value op rhs.x), \
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.y = static_cast<T>(value op rhs.y), \
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}; \
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} \
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friend constexpr Point& operator compound_op(Point& lhs, const Point& rhs) noexcept { \
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lhs.x = static_cast<T>(lhs.x op rhs.x); \
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lhs.y = static_cast<T>(lhs.y op rhs.y); \
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return lhs; \
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} \
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friend constexpr Point& operator compound_op(Point& lhs, T value) noexcept { \
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lhs.x = static_cast<T>(lhs.x op value); \
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lhs.y = static_cast<T>(lhs.y op value); \
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return lhs; \
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}
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ARITHMETIC_OP(+, +=)
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ARITHMETIC_OP(-, -=)
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ARITHMETIC_OP(*, *=)
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ARITHMETIC_OP(/, /=)
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#undef ARITHMETIC_OP
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friend constexpr bool operator==(const Point&, const Point&) = default;
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};
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} // namespace Common
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