yuzu/src/video_core/rasterizer_accelerated.h
Morph 99ceb03a1c general: Convert source file copyright comments over to SPDX
This formats all copyright comments according to SPDX formatting guidelines.
Additionally, this resolves the remaining GPLv2 only licensed files by relicensing them to GPLv2.0-or-later.
2022-04-23 05:55:32 -04:00

49 lines
1.2 KiB
C++

// SPDX-FileCopyrightText: Copyright 2019 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <array>
#include <atomic>
#include "common/common_types.h"
#include "video_core/rasterizer_interface.h"
namespace Core::Memory {
class Memory;
}
namespace VideoCore {
/// Implements the shared part in GPU accelerated rasterizers in RasterizerInterface.
class RasterizerAccelerated : public RasterizerInterface {
public:
explicit RasterizerAccelerated(Core::Memory::Memory& cpu_memory_);
~RasterizerAccelerated() override;
void UpdatePagesCachedCount(VAddr addr, u64 size, int delta) override;
private:
class CacheEntry final {
public:
CacheEntry() = default;
std::atomic_uint16_t& Count(std::size_t page) {
return values[page & 3];
}
const std::atomic_uint16_t& Count(std::size_t page) const {
return values[page & 3];
}
private:
std::array<std::atomic_uint16_t, 4> values{};
};
static_assert(sizeof(CacheEntry) == 8, "CacheEntry should be 8 bytes!");
std::array<CacheEntry, 0x2000000> cached_pages;
Core::Memory::Memory& cpu_memory;
};
} // namespace VideoCore