mirror of
https://github.com/azahar-emu/azahar
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cf87efa3c0
Uses SIMD operations on the RasterizerAccelerated::AnalyzeVertexArray function, which is hot code. Slightly reduces GPU processing time on all games. This idea was suggested by an anonymous contributor. Co-authored-by: OpenSauce04 <opensauce04@gmail.com>
83 lines
2.6 KiB
C++
83 lines
2.6 KiB
C++
// Copyright Citra Emulator Project / Azahar 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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// Copyright 2013 Dolphin 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 <cstdlib>
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#include <span>
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#include <type_traits>
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#include <utility>
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#include "common_types.h"
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namespace Common {
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constexpr float PI = 3.14159265f;
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template <class T>
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struct Rectangle {
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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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constexpr Rectangle() = default;
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constexpr 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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template <typename U>
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operator Rectangle<U>() const {
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return Rectangle<U>{static_cast<U>(left), static_cast<U>(top), static_cast<U>(right),
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static_cast<U>(bottom)};
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}
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[[nodiscard]] constexpr bool operator==(const Rectangle<T>& rhs) const {
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return (left == rhs.left) && (top == rhs.top) && (right == rhs.right) &&
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(bottom == rhs.bottom);
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}
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[[nodiscard]] constexpr bool operator!=(const Rectangle<T>& rhs) const {
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return !operator==(rhs);
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}
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[[nodiscard]] constexpr Rectangle<T> operator*(const T value) const {
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return Rectangle{left * value, top * value, right * value, bottom * value};
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}
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[[nodiscard]] constexpr Rectangle<T> operator/(const T value) const {
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return Rectangle{left / value, top / value, right / value, bottom / value};
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}
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[[nodiscard]] T GetWidth() const {
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return std::abs(static_cast<std::make_signed_t<T>>(right - left));
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}
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[[nodiscard]] T GetHeight() const {
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return std::abs(static_cast<std::make_signed_t<T>>(bottom - top));
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}
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[[nodiscard]] 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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[[nodiscard]] 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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[[nodiscard]] Rectangle<T> Scale(const float s) const {
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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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}
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[[nodiscard]] Rectangle<T> VerticalMirror(T ref_height) const {
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return Rectangle{left, ref_height - bottom, right, ref_height - top};
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}
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};
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template <typename T>
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Rectangle(T, T, T, T) -> Rectangle<T>;
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std::pair<u8, u8> FindMinMax(const std::span<const u8>& data);
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std::pair<u16, u16> FindMinMax(const std::span<const u16>& data);
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} // namespace Common
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