mirror of
https://github.com/Blinue/Magpie.git
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359 lines
9.2 KiB
C++
359 lines
9.2 KiB
C++
#include "pch.h"
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#include "EffectCacheManager.h"
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#include <yas/mem_streams.hpp>
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#include <yas/binary_oarchive.hpp>
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#include <yas/binary_iarchive.hpp>
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#include <yas/types/std/pair.hpp>
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#include <yas/types/std/string.hpp>
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#include <yas/types/std/vector.hpp>
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#include "EffectCompiler.h"
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#include <regex>
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#include "App.h"
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#include "DeviceResources.h"
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#include "StrUtils.h"
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#include "Logger.h"
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static constexpr const size_t MAX_CACHE_COUNT = 128;
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// 缓存版本
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// 当缓存文件结构有更改时将更新它，使得所有旧缓存失效
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static constexpr const UINT CACHE_VERSION = 3;
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// 缓存的压缩等级
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static constexpr const int CACHE_COMPRESSION_LEVEL = 1;
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static const wchar_t* CACHE_DIR = L".\\cache";
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std::wstring GetCacheFileName(std::string_view effectName, std::string_view hash, UINT flags) {
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// 缓存文件的命名：{效果名}_{标志位（16进制）}{哈希}
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return fmt::format(L"{}\\{}_{:02x}{}", CACHE_DIR, StrUtils::UTF8ToUTF16(effectName), flags, StrUtils::UTF8ToUTF16(hash));
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}
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template<typename Archive>
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void serialize(Archive& ar, winrt::com_ptr<ID3DBlob>& o) {
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SIZE_T size = 0;
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ar& size;
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HRESULT hr = D3DCreateBlob(size, o.put());
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if (FAILED(hr)) {
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Logger::Get().ComError("D3DCreateBlob 失败", hr);
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throw new std::exception();
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}
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BYTE* buf = (BYTE*)o->GetBufferPointer();
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for (SIZE_T i = 0; i < size; ++i) {
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ar& (*buf++);
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}
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}
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template<typename Archive>
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void serialize(Archive& ar, const winrt::com_ptr<ID3DBlob>& o) {
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SIZE_T size = o->GetBufferSize();
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ar& size;
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BYTE* buf = (BYTE*)o->GetBufferPointer();
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for (SIZE_T i = 0; i < size; ++i) {
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ar& (*buf++);
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}
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}
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template<typename Archive>
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void serialize(Archive& ar, const EffectParameterDesc& o) {
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size_t index = o.defaultValue.index();
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ar& index;
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if (index == 0) {
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ar& std::get<0>(o.defaultValue);
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} else {
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ar& std::get<1>(o.defaultValue);
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}
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ar& o.label;
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index = o.maxValue.index();
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ar& index;
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if (index == 1) {
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ar& std::get<1>(o.maxValue);
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} else if (index == 2) {
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ar& std::get<2>(o.maxValue);
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}
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index = o.minValue.index();
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ar& index;
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if (index == 1) {
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ar& std::get<1>(o.minValue);
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} else if (index == 2) {
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ar& std::get<2>(o.minValue);
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}
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ar& o.name& o.type;
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}
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template<typename Archive>
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void serialize(Archive& ar, EffectParameterDesc& o) {
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size_t index = 0;
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ar& index;
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if (index == 0) {
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o.defaultValue.emplace<0>();
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ar& std::get<0>(o.defaultValue);
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} else {
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o.defaultValue.emplace<1>();
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ar& std::get<1>(o.defaultValue);
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}
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ar& o.label;
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ar& index;
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if (index == 0) {
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o.maxValue.emplace<0>();
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} else if (index == 1) {
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o.maxValue.emplace<1>();
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ar& std::get<1>(o.maxValue);
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} else {
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o.maxValue.emplace<2>();
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ar& std::get<2>(o.maxValue);
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}
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ar& index;
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if (index == 0) {
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o.minValue.emplace<0>();
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} else if (index == 1) {
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o.minValue.emplace<1>();
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ar& std::get<1>(o.minValue);
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} else {
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o.minValue.emplace<2>();
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ar& std::get<2>(o.minValue);
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}
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ar& o.name& o.type;
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}
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template<typename Archive>
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void serialize(Archive& ar, EffectIntermediateTextureDesc& o) {
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ar& o.format& o.name & o.source & o.sizeExpr;
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}
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template<typename Archive>
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void serialize(Archive& ar, EffectSamplerDesc& o) {
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ar& o.filterType& o.addressType& o.name;
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}
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template<typename Archive>
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void serialize(Archive& ar, EffectPassDesc& o) {
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ar& o.cso& o.inputs& o.outputs& o.numThreads[0] & o.numThreads[1] & o.numThreads[2] & o.blockSize& o.isPSStyle;
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}
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template<typename Archive>
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void serialize(Archive& ar, EffectDesc& o) {
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ar& o.outSizeExpr& o.params& o.textures& o.samplers& o.passes& o.flags;
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}
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void EffectCacheManager::_AddToMemCache(const std::wstring& cacheFileName, const EffectDesc& desc) {
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std::scoped_lock lk(_cs);
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_memCache[cacheFileName] = { desc, ++_lastAccess };
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if (_memCache.size() > MAX_CACHE_COUNT) {
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// 清理一半较旧的内存缓存
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std::vector<UINT> access;
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access.reserve(_memCache.size());
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for (const auto& pair : _memCache) {
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access.push_back(pair.second.second);
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}
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auto midIt = access.begin() + access.size() / 2;
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std::nth_element(access.begin(), midIt, access.end());
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UINT mid = *midIt;
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for (auto it = _memCache.begin(); it != _memCache.end();) {
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if (it->second.second < mid) {
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it = _memCache.erase(it);
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} else {
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++it;
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}
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}
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Logger::Get().Info("已清理内存缓存");
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}
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}
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bool EffectCacheManager::_LoadFromMemCache(const std::wstring& cacheFileName, EffectDesc& desc) {
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std::scoped_lock lk(_cs);
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auto it = _memCache.find(cacheFileName);
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if (it != _memCache.end()) {
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desc = it->second.first;
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it->second.second = ++_lastAccess;
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Logger::Get().Info(StrUtils::Concat("已读取缓存 ", StrUtils::UTF16ToUTF8(cacheFileName)));
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return true;
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}
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return false;
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}
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bool EffectCacheManager::Load(std::string_view effectName, std::string_view hash, EffectDesc& desc) {
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assert(!effectName.empty() && !hash.empty());
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std::wstring cacheFileName = GetCacheFileName(effectName, hash, desc.flags);
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if (_LoadFromMemCache(cacheFileName, desc)) {
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return true;
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}
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if (!Utils::FileExists(cacheFileName.c_str())) {
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return false;
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}
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std::vector<BYTE> buf;
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{
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std::vector<BYTE> compressedBuf;
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if (!Utils::ReadFile(cacheFileName.c_str(), compressedBuf) || compressedBuf.empty()) {
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return false;
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}
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if (!Utils::ZstdDecompress(compressedBuf, buf)) {
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Logger::Get().Error("解压缓存失败");
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return false;
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}
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}
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try {
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yas::mem_istream mi(buf.data(), buf.size());
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yas::binary_iarchive<yas::mem_istream, yas::binary> ia(mi);
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ia& desc;
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} catch (...) {
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Logger::Get().Error("反序列化失败");
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desc = {};
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return false;
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}
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_AddToMemCache(cacheFileName, desc);
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Logger::Get().Info(StrUtils::Concat("已读取缓存 ", StrUtils::UTF16ToUTF8(cacheFileName)));
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return true;
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}
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void EffectCacheManager::Save(std::string_view effectName, std::string_view hash, const EffectDesc& desc) {
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std::vector<BYTE> compressedBuf;
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{
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std::vector<BYTE> buf;
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buf.reserve(4096);
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try {
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yas::vector_ostream os(buf);
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yas::binary_oarchive<yas::vector_ostream<BYTE>, yas::binary> oa(os);
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oa& desc;
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} catch (...) {
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Logger::Get().Error("序列化失败");
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return;
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}
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if (!Utils::ZstdCompress(buf, compressedBuf, CACHE_COMPRESSION_LEVEL)) {
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Logger::Get().Error("压缩缓存失败");
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return;
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}
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}
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if (!Utils::DirExists(CACHE_DIR)) {
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if (!CreateDirectory(CACHE_DIR, nullptr)) {
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Logger::Get().Win32Error("创建 cache 文件夹失败");
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return;
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}
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} else {
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// 删除所有该效果（flags 相同）的缓存
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std::wregex regex(fmt::format(L"^{}_{:02x}[0-9,a-f]{{{}}}$", StrUtils::UTF8ToUTF16(effectName), desc.flags,
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Utils::Hasher::Get().GetHashLength() * 2), std::wregex::optimize | std::wregex::nosubs);
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WIN32_FIND_DATA findData;
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HANDLE hFind = Utils::SafeHandle(FindFirstFile(StrUtils::ConcatW(CACHE_DIR, L"\\*").c_str(), &findData));
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if (hFind) {
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while (FindNextFile(hFind, &findData)) {
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if (StrUtils::StrLen(findData.cFileName) < 8) {
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continue;
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}
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// 正则匹配文件名
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if (!std::regex_match(findData.cFileName, regex)) {
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continue;
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}
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if (!DeleteFile(StrUtils::ConcatW(CACHE_DIR, L"\\", findData.cFileName).c_str())) {
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Logger::Get().Win32Error(StrUtils::Concat("删除缓存文件 ",
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StrUtils::UTF16ToUTF8(findData.cFileName), " 失败"));
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}
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}
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FindClose(hFind);
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} else {
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Logger::Get().Win32Error("查找缓存文件失败");
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}
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}
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std::wstring cacheFileName = GetCacheFileName(effectName, hash, desc.flags);
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if (!Utils::WriteFile(cacheFileName.c_str(), compressedBuf.data(), compressedBuf.size())) {
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Logger::Get().Error("保存缓存失败");
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}
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_AddToMemCache(cacheFileName, desc);
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Logger::Get().Info(StrUtils::Concat("已保存缓存 ", StrUtils::UTF16ToUTF8(cacheFileName)));
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}
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std::string EffectCacheManager::GetHash(
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std::string_view source,
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const std::map<std::string, std::variant<float, int>>* inlineParams
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) {
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std::string str;
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str.reserve(source.size() + 128);
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str = source;
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str.append(fmt::format("CACHE_VERSION:{}\n", CACHE_VERSION));
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if (inlineParams) {
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for (const auto& pair : *inlineParams) {
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if (pair.second.index() == 0) {
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str.append(fmt::format("{}:{}\n", pair.first, std::get<0>(pair.second)));
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} else {
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str.append(fmt::format("{}:{}\n", pair.first, std::get<1>(pair.second)));
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}
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}
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}
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std::vector<BYTE> hashBytes;
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if (!Utils::Hasher::Get().Hash(std::span((const BYTE*)source.data(), source.size()), hashBytes)) {
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Logger::Get().Error("计算 hash 失败");
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return "";
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}
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return Utils::Bin2Hex(hashBytes);
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}
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std::string EffectCacheManager::GetHash(std::string& source, const std::map<std::string, std::variant<float, int>>* inlineParams) {
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size_t originSize = source.size();
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source.reserve(originSize + 128);
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source.append(fmt::format("CACHE_VERSION:{}\n", CACHE_VERSION));
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if (inlineParams) {
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for (const auto& pair : *inlineParams) {
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if (pair.second.index() == 0) {
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source.append(fmt::format("{}:{}\n", pair.first, std::get<0>(pair.second)));
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} else {
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source.append(fmt::format("{}:{}\n", pair.first, std::get<1>(pair.second)));
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}
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}
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}
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std::vector<BYTE> hashBytes;
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bool success = Utils::Hasher::Get().Hash(std::span((const BYTE*)source.data(), source.size()), hashBytes);
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if (!success) {
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Logger::Get().Error("计算 hash 失败");
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}
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source.resize(originSize);
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return success ? Utils::Bin2Hex(hashBytes) : "";
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}
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