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// Copyright 2019 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <unordered_set>
#include <utility>
#include "common/alignment.h"
#include "common/common_types.h"
#include "video_core/gpu.h"
namespace VideoCommon {
class BufferBlock {
public:
bool Overlaps(const CacheAddr start, const CacheAddr end) const {
return (cache_addr < end) && (cache_addr_end > start);
}
bool IsInside(const CacheAddr other_start, const CacheAddr other_end) const {
return cache_addr <= other_start && other_end <= cache_addr_end;
}
u8* GetWritableHostPtr() const {
return FromCacheAddr(cache_addr);
}
u8* GetWritableHostPtr(std::size_t offset) const {
return FromCacheAddr(cache_addr + offset);
}
std::size_t GetOffset(const CacheAddr in_addr) {
return static_cast<std::size_t>(in_addr - cache_addr);
}
CacheAddr GetCacheAddr() const {
return cache_addr;
}
CacheAddr GetCacheAddrEnd() const {
return cache_addr_end;
}
void SetCacheAddr(const CacheAddr new_addr) {
cache_addr = new_addr;
cache_addr_end = new_addr + size;
}
std::size_t GetSize() const {
return size;
}
void SetEpoch(u64 new_epoch) {
epoch = new_epoch;
}
u64 GetEpoch() {
return epoch;
}
protected:
explicit BufferBlock(CacheAddr cache_addr, const std::size_t size) : size{size} {
SetCacheAddr(cache_addr);
}
~BufferBlock() = default;
private:
CacheAddr cache_addr{};
CacheAddr cache_addr_end{};
u64 pages{};
std::size_t size{};
u64 epoch{};
};
} // namespace VideoCommon
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