413 lines
17 KiB
C++
413 lines
17 KiB
C++
#include "AssetsManager.hpp"
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#include "Common/Abstract.hpp"
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#include "png++/rgb_pixel.hpp"
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#include <filesystem>
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#include <png.h>
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#include <pngconf.h>
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#include <unordered_map>
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#include <unordered_set>
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#include <utility>
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namespace LV::Server {
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AssetsManager::Resource AssetsManager::loadResourceFromFile(EnumAssets type, fs::path path) const {
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switch(type) {
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case EnumAssets::Nodestate: return loadResourceFromFile_Nodestate(path);
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case EnumAssets::Particle: return loadResourceFromFile_Particle(path);
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case EnumAssets::Animation: return loadResourceFromFile_Animation(path);
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case EnumAssets::Model: return loadResourceFromFile_Model(path);
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case EnumAssets::Texture: return loadResourceFromFile_Texture(path);
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case EnumAssets::Sound: return loadResourceFromFile_Sound(path);
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case EnumAssets::Font: return loadResourceFromFile_Font(path);
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default:
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std::unreachable();
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}
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}
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AssetsManager::Resource AssetsManager::loadResourceFromLua(EnumAssets type, const sol::table& profile) const {
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switch(type) {
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case EnumAssets::Nodestate: return loadResourceFromLua_Nodestate(profile);
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case EnumAssets::Particle: return loadResourceFromLua_Particle(profile);
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case EnumAssets::Animation: return loadResourceFromLua_Animation(profile);
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case EnumAssets::Model: return loadResourceFromLua_Model(profile);
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case EnumAssets::Texture: return loadResourceFromLua_Texture(profile);
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case EnumAssets::Sound: return loadResourceFromLua_Sound(profile);
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case EnumAssets::Font: return loadResourceFromLua_Font(profile);
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default:
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std::unreachable();
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}
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}
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AssetsManager::Resource AssetsManager::loadResourceFromFile_Nodestate(fs::path path) const {
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std::unreachable();
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}
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AssetsManager::Resource AssetsManager::loadResourceFromFile_Particle(fs::path path) const {
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std::unreachable();
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}
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AssetsManager::Resource AssetsManager::loadResourceFromFile_Animation(fs::path path) const {
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std::unreachable();
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}
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AssetsManager::Resource AssetsManager::loadResourceFromFile_Model(fs::path path) const {
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/*
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json, obj, glTF
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*/
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std::unreachable();
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}
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AssetsManager::Resource AssetsManager::loadResourceFromFile_Texture(fs::path path) const {
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Resource res(path);
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if(res.size() < 8)
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MAKE_ERROR("Файл не является текстурой png или jpeg (недостаточный размер файла)");
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if(png_check_sig(reinterpret_cast<png_bytep>((unsigned char*) res.data()), 8)) {
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// Это png
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return res;
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} else if((int) res.data()[0] == 0xFF && (int) res.data()[1] == 0xD8) {
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// Это jpeg
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return res;
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} else {
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MAKE_ERROR("Файл не является текстурой png или jpeg");
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}
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std::unreachable();
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}
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AssetsManager::Resource AssetsManager::loadResourceFromFile_Sound(fs::path path) const {
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std::unreachable();
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}
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AssetsManager::Resource AssetsManager::loadResourceFromFile_Font(fs::path path) const {
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std::unreachable();
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}
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AssetsManager::Resource AssetsManager::loadResourceFromLua_Nodestate(const sol::table& profile) const {
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if(std::optional<std::string> path = profile.get<std::optional<std::string>>("path")) {
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return AssetsManager::Resource(*path);
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}
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std::unreachable();
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}
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AssetsManager::Resource AssetsManager::loadResourceFromLua_Particle(const sol::table& profile) const {
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if(std::optional<std::string> path = profile.get<std::optional<std::string>>("path")) {
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return AssetsManager::Resource(*path);
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}
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std::unreachable();
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}
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AssetsManager::Resource AssetsManager::loadResourceFromLua_Animation(const sol::table& profile) const {
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if(std::optional<std::string> path = profile.get<std::optional<std::string>>("path")) {
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return AssetsManager::Resource(*path);
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}
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std::unreachable();
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}
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AssetsManager::Resource AssetsManager::loadResourceFromLua_Model(const sol::table& profile) const {
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if(std::optional<std::string> path = profile.get<std::optional<std::string>>("path")) {
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return AssetsManager::Resource(*path);
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}
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std::unreachable();
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}
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AssetsManager::Resource AssetsManager::loadResourceFromLua_Texture(const sol::table& profile) const {
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if(std::optional<std::string> path = profile.get<std::optional<std::string>>("path")) {
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return AssetsManager::Resource(*path);
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}
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std::unreachable();
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}
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AssetsManager::Resource AssetsManager::loadResourceFromLua_Sound(const sol::table& profile) const {
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if(std::optional<std::string> path = profile.get<std::optional<std::string>>("path")) {
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return AssetsManager::Resource(*path);
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}
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std::unreachable();
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}
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AssetsManager::Resource AssetsManager::loadResourceFromLua_Font(const sol::table& profile) const {
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if(std::optional<std::string> path = profile.get<std::optional<std::string>>("path")) {
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return AssetsManager::Resource(*path);
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}
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std::unreachable();
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}
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AssetsManager::AssetsManager(asio::io_context& ioc)
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{
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}
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AssetsManager::~AssetsManager() = default;
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std::tuple<ResourceId, std::optional<AssetsManager::DataEntry>&> AssetsManager::Local::nextId(EnumAssets type) {
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auto& table = Table[(int) type];
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ResourceId id = -1;
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std::optional<DataEntry> *data = nullptr;
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for(size_t index = 0; index < table.size(); index++) {
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auto& entry = *table[index];
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if(entry.IsFull)
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continue;
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uint32_t pos = entry.Empty._Find_first();
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entry.Empty.reset(pos);
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if(entry.Empty._Find_first() == entry.Empty.size())
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entry.IsFull = true;
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id = index*TableEntry::ChunkSize + pos;
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data = &entry.Entries[pos];
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}
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if(!data) {
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table.emplace_back(std::make_unique<TableEntry>());
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id = (table.size()-1)*TableEntry::ChunkSize;
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data = &table.back()->Entries[0];
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}
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return {id, *data};
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}
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AssetsManager::Out_recheckResources AssetsManager::recheckResources(const AssetsRegister& info) {
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Out_recheckResources result;
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// Найти пропавшие ресурсы
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for(int type = 0; type < (int) EnumAssets::MAX_ENUM; type++) {
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auto lock = LocalObj.lock();
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for(auto& [domain, resources] : lock->KeyToId[type]) {
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for(auto& [key, id] : resources) {
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if(!lock->Table[type][id / TableEntry::ChunkSize]->Entries[id % TableEntry::ChunkSize])
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continue;
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bool exists = false;
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for(const fs::path& path : info.Assets) {
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fs::path file = path / domain;
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switch ((EnumAssets) type) {
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case EnumAssets::Nodestate: file /= "nodestate"; break;
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case EnumAssets::Particle: file /= "particle"; break;
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case EnumAssets::Animation: file /= "animation"; break;
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case EnumAssets::Model: file /= "model"; break;
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case EnumAssets::Texture: file /= "texture"; break;
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case EnumAssets::Sound: file /= "sound"; break;
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case EnumAssets::Font: file /= "font"; break;
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default:
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std::unreachable();
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}
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file /= key;
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if(fs::exists(file) && !fs::is_directory(file)) {
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exists = true;
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break;
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}
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}
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if(exists) continue;
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auto iterDomain = info.Custom[type].find(domain);
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if(iterDomain == info.Custom[type].end()) {
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result.Lost[type][domain].push_back(key);
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} else {
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auto iterData = iterDomain->second.find(key);
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if(iterData == iterDomain->second.end()) {
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result.Lost[type][domain].push_back(key);
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}
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}
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}
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}
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}
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// Если ресурс уже был найден более приоритетными директориями, то пропускаем его
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std::unordered_map<std::string, std::unordered_set<std::string>> findedResources[(int) EnumAssets::MAX_ENUM];
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// Найти новые или изменённые ресурсы
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for(int type = 0; type < (int) EnumAssets::MAX_ENUM; type++) {
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for(auto& [domain, resources] : info.Custom[type]) {
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auto lock = LocalObj.lock();
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const auto& keyToId = lock->KeyToId[type];
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auto iterDomain = keyToId.find(domain);
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auto& findList = findedResources[type][domain];
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if(iterDomain == keyToId.end()) {
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// Ресурсы данного домена неизвестны
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auto& domainList = result.NewOrChange[type][domain];
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for(auto& [key, id] : resources) {
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// Подобрать идентификатор
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// TODO: реализовать регистрации ресурсов из lua
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domainList.emplace_back(key, Resource("assets/null"), fs::file_time_type::min());
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findList.insert(key);
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}
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} else {
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for(auto& [key, id] : resources) {
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if(findList.contains(key))
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// Ресурс уже был найден в вышестоящей директории
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continue;
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else if(iterDomain->second.contains(key)) {
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// Ресурс уже есть, TODO: нужно проверить его изменение
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result.NewOrChange[type][domain].emplace_back(key, loadResourceFromFile((EnumAssets) type, "assets/null"), fs::file_time_type::min());
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} else {
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// Ресурс не был известен
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result.NewOrChange[type][domain].emplace_back(key, loadResourceFromFile((EnumAssets) type, "assets/null"), fs::file_time_type::min());
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}
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findList.insert(key);
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}
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}
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}
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}
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for(const fs::path& path : info.Assets) {
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if(!fs::exists(path))
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continue;
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for(auto begin = fs::directory_iterator(path), end = fs::directory_iterator(); begin != end; begin++) {
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if(!begin->is_directory())
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continue;
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fs::path domainPath = begin->path();
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std::string domain = domainPath.filename();
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for(int type = 0; type < (int) EnumAssets::MAX_ENUM; type++) {
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fs::path resourcesPath = domainPath;
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switch ((EnumAssets) type) {
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case EnumAssets::Nodestate: resourcesPath /= "nodestate"; break;
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case EnumAssets::Particle: resourcesPath /= "particle"; break;
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case EnumAssets::Animation: resourcesPath /= "animation"; break;
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case EnumAssets::Model: resourcesPath /= "model"; break;
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case EnumAssets::Texture: resourcesPath /= "texture"; break;
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case EnumAssets::Sound: resourcesPath /= "sound"; break;
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case EnumAssets::Font: resourcesPath /= "font"; break;
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default:
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std::unreachable();
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}
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auto& findList = findedResources[type][domain];
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auto lock = LocalObj.lock();
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auto iterDomain = lock->KeyToId[type].find(domain);
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if(!fs::exists(resourcesPath) || !fs::is_directory(resourcesPath))
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continue;
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// Рекурсивно загрузить ресурсы внутри папки resourcesPath
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for(auto begin = fs::recursive_directory_iterator(resourcesPath), end = fs::recursive_directory_iterator(); begin != end; begin++) {
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if(begin->is_directory())
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continue;
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fs::path file = begin->path();
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std::string key = fs::relative(begin->path(), resourcesPath).string();
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if(findList.contains(key))
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// Ресурс уже был найден в вышестоящей директории
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continue;
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else if(iterDomain != lock->KeyToId[type].end() && iterDomain->second.contains(key)) {
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// Ресурс уже есть, TODO: нужно проверить его изменение
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ResourceId id = iterDomain->second.at(key);
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DataEntry& entry = *lock->Table[type][id / TableEntry::ChunkSize]->Entries[id % TableEntry::ChunkSize];
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fs::file_time_type lwt = fs::last_write_time(file);
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if(lwt != entry.FileChangeTime)
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// Будем считать что ресурс изменился
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result.NewOrChange[type][domain].emplace_back(key, loadResourceFromFile((EnumAssets) type, file), lwt);
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} else {
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// Ресурс не был известен
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fs::file_time_type lwt = fs::last_write_time(file);
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result.NewOrChange[type][domain].emplace_back(key, loadResourceFromFile((EnumAssets) type, file), lwt);
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}
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findList.insert(key);
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}
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}
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}
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}
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return result;
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}
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AssetsManager::Out_applyResourceChange AssetsManager::applyResourceChange(const Out_recheckResources& orr) {
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// Потерянные и обновлённые идентификаторы
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Out_applyResourceChange result;
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// Удаляем ресурсы
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/*
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Удаляются только ресурсы, при этом за ними остаётся бронь на идентификатор
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Уже скомпилированные зависимости к ресурсам не будут
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перекомпилироваться для смены идентификатора. Если нужный ресурс
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появится, то привязка останется. Новые клиенты не получат ресурс
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которого нет, но он может использоваться
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*/
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for(int type = 0; type < (int) EnumAssets::MAX_ENUM; type++) {
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for(auto& [domain, resources] : orr.Lost[type]) {
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auto lock = LocalObj.lock();
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auto& keyToIdDomain = lock->KeyToId[type].at(domain);
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for(const std::string& key : resources) {
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auto iter = keyToIdDomain.find(key);
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assert(iter != keyToIdDomain.end());
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ResourceId resId = iter->second;
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// keyToIdDomain.erase(iter);
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// lost[type].push_back(resId);
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uint32_t localId = resId % TableEntry::ChunkSize;
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auto& chunk = lock->Table[type][resId / TableEntry::ChunkSize];
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// chunk->IsFull = false;
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// chunk->Empty.set(localId);
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chunk->Entries[localId].reset();
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}
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}
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}
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// Добавляем
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for(int type = 0; type < (int) EnumAssets::MAX_ENUM; type++) {
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for(auto& [domain, resources] : orr.NewOrChange[type]) {
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auto lock = LocalObj.lock();
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auto& keyToIdDomain = lock->KeyToId[type][domain];
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for(auto& [key, resource, lwt] : resources) {
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ResourceId id = -1;
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std::optional<DataEntry>* data = nullptr;
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if(auto iterId = keyToIdDomain.find(key); iterId != keyToIdDomain.end()) {
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id = iterId->second;
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data = &lock->Table[(int) type][id / TableEntry::ChunkSize]->Entries[id % TableEntry::ChunkSize];
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} else {
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auto [_id, _data] = lock->nextId((EnumAssets) type);
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id = _id;
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data = &_data;
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}
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result.NewOrChange[type].push_back({id, resource});
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keyToIdDomain[key] = id;
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data->emplace(lwt, resource, domain, key);
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}
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}
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// Удалённые идентификаторы не считаются удалёнными, если были изменены
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std::unordered_set<ResourceId> noc;
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for(auto& [id, _] : result.NewOrChange[type])
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noc.insert(id);
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std::unordered_set<ResourceId> l(result.Lost[type].begin(), result.Lost[type].end());
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result.Lost[type].clear();
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std::set_difference(l.begin(), l.end(), noc.begin(), noc.end(), std::back_inserter(result.Lost[type]));
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}
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return result;
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}
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} |