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GPU/HW: Improve heuristics for draw/write when copying

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Stenzek
2023-12-15 16:05:39 +10:00
parent a499e21453
commit 87a7c09466
2 changed files with 38 additions and 14 deletions
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21
src/common/rectangle.h
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@ -1,8 +1,9 @@
// SPDX-FileCopyrightText: 2019-2022 Connor McLaughlin <stenzek@gmail.com>
// SPDX-FileCopyrightText: 2019-2023 Connor McLaughlin <stenzek@gmail.com>
// SPDX-License-Identifier: (GPL-3.0 OR CC-BY-NC-ND-4.0)
#pragma once
#include <algorithm>
#include <cmath>
#include <cstring>
#include <limits>
#include <tuple>
@ -136,6 +137,24 @@ struct Rectangle
return (left <= rhs.left && right >= rhs.right && top <= rhs.top && bottom >= rhs.bottom);
}
/// Returns the middle point of the rectangle.
constexpr T GetCenterX() const { return left + ((right - left) / 2); }
constexpr T GetCenterY() const { return top + ((bottom - top) / 2); }
/// Returns the distance between two rectangles.
T GetDistance(const Rectangle& rhs) const
{
const T lcx = GetCenterX();
const T lcy = GetCenterY();
const T rcx = rhs.GetCenterX();
const T rcy = rhs.GetCenterY();
const T dx = (lcx - rcx);
const T dy = (lcy - rcy);
const T distsq = (dx * dx) + (dy * dy);
const float dist = std::sqrt(static_cast<float>(distsq));
return static_cast<T>(dist);
}
/// Expands the bounds of the rectangle to contain the specified point.
constexpr void Include(T x, T y)
{