2014-12-16 21:38:14 -08:00
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// Copyright 2013 Dolphin Emulator Project / 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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2013-09-04 17:17:46 -07:00
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// Refer to the license.txt file included.
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2014-08-17 10:45:50 -07:00
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#pragma once
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2013-09-04 17:17:46 -07:00
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2015-05-14 07:16:15 -07:00
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#include <cstdlib>
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2014-11-13 11:25:39 -08:00
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#include <type_traits>
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2013-09-04 17:17:46 -07:00
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2016-09-17 17:38:01 -07:00
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namespace MathUtil {
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2016-12-11 13:27:30 -08:00
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static constexpr float PI = 3.14159265f;
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2016-09-17 17:38:01 -07:00
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template <class T>
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struct Rectangle {
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2018-08-02 07:47:31 -07:00
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T left{};
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T top{};
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T right{};
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T bottom{};
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2014-04-01 15:20:08 -07:00
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2018-08-02 07:47:31 -07:00
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Rectangle() = default;
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2016-09-17 17:38:01 -07:00
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Rectangle(T left, T top, T right, T bottom)
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: left(left), top(top), right(right), bottom(bottom) {}
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2014-04-01 15:20:08 -07:00
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2016-09-17 17:38:01 -07:00
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T GetWidth() const {
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return std::abs(static_cast<typename std::make_signed<T>::type>(right - left));
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}
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T GetHeight() const {
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return std::abs(static_cast<typename std::make_signed<T>::type>(bottom - top));
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}
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2016-11-05 00:47:05 -07:00
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Rectangle<T> TranslateX(const T x) const {
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return Rectangle{left + x, top, right + x, bottom};
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}
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Rectangle<T> TranslateY(const T y) const {
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return Rectangle{left, top + y, right, bottom + y};
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}
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Rectangle<T> Scale(const float s) const {
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2016-11-09 23:36:07 -08:00
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return Rectangle{left, top, static_cast<T>(left + GetWidth() * s),
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static_cast<T>(top + GetHeight() * s)};
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2016-11-05 00:47:05 -07:00
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}
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2013-09-04 17:17:46 -07:00
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};
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2016-09-17 17:38:01 -07:00
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} // namespace MathUtil
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