2018-08-23 21:38:57 +02:00
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// Copyright 2018 yuzu 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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2018-08-29 02:23:44 +02:00
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#include <set>
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#include <boost/icl/interval_map.hpp>
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2018-08-23 21:38:57 +02:00
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#include "common/common_types.h"
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2018-08-29 00:43:08 +02:00
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#include "core/core.h"
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2018-08-23 21:38:57 +02:00
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#include "core/memory.h"
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#include "video_core/memory_manager.h"
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2018-08-29 00:43:08 +02:00
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#include "video_core/rasterizer_interface.h"
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#include "video_core/renderer_base.h"
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2018-08-23 21:38:57 +02:00
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template <class T>
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class RasterizerCache : NonCopyable {
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public:
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/// Mark the specified region as being invalidated
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2018-08-29 02:23:44 +02:00
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void InvalidateRegion(VAddr addr, u64 size) {
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if (size == 0)
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return;
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2018-08-23 21:38:57 +02:00
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2018-08-29 02:23:44 +02:00
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const ObjectInterval interval{addr, addr + size};
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for (auto& pair : boost::make_iterator_range(object_cache.equal_range(interval))) {
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for (auto& cached_object : pair.second) {
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if (!cached_object)
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continue;
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2018-08-23 21:38:57 +02:00
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2018-08-29 02:23:44 +02:00
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remove_objects.emplace(cached_object);
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2018-08-23 21:38:57 +02:00
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}
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}
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2018-08-29 02:23:44 +02:00
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for (auto& remove_object : remove_objects) {
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Unregister(remove_object);
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}
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remove_objects.clear();
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}
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/// Invalidates everything in the cache
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void InvalidateAll() {
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while (object_cache.begin() != object_cache.end()) {
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Unregister(*object_cache.begin()->second.begin());
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}
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2018-08-23 21:38:57 +02:00
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}
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protected:
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/// Tries to get an object from the cache with the specified address
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2018-08-28 03:35:15 +02:00
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T TryGet(VAddr addr) const {
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2018-08-29 02:23:44 +02:00
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const ObjectInterval interval{addr};
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for (auto& pair : boost::make_iterator_range(object_cache.equal_range(interval))) {
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for (auto& cached_object : pair.second) {
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if (cached_object->GetAddr() == addr) {
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return cached_object;
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}
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}
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2018-08-23 21:38:57 +02:00
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}
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return nullptr;
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}
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/// Register an object into the cache
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void Register(const T& object) {
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2018-08-29 02:23:44 +02:00
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object_cache.add({GetInterval(object), ObjectSet{object}});
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2018-08-29 00:43:08 +02:00
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auto& rasterizer = Core::System::GetInstance().Renderer().Rasterizer();
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rasterizer.UpdatePagesCachedCount(object->GetAddr(), object->GetSizeInBytes(), 1);
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2018-08-23 21:38:57 +02:00
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}
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/// Unregisters an object from the cache
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void Unregister(const T& object) {
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2018-08-29 00:43:08 +02:00
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auto& rasterizer = Core::System::GetInstance().Renderer().Rasterizer();
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rasterizer.UpdatePagesCachedCount(object->GetAddr(), object->GetSizeInBytes(), -1);
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2018-08-29 02:23:44 +02:00
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object_cache.subtract({GetInterval(object), ObjectSet{object}});
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2018-08-23 21:38:57 +02:00
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}
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private:
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2018-08-29 02:23:44 +02:00
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using ObjectSet = std::set<T>;
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using ObjectCache = boost::icl::interval_map<VAddr, ObjectSet>;
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using ObjectInterval = typename ObjectCache::interval_type;
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static auto GetInterval(const T& object) {
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return ObjectInterval::right_open(object->GetAddr(),
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object->GetAddr() + object->GetSizeInBytes());
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}
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ObjectCache object_cache;
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ObjectSet remove_objects;
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2018-08-23 21:38:57 +02:00
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};
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