yuzu-emu
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yuzu-mainline
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game_list: Split game list scans to multiple functions 

Avoids unnecessary rebuilds of control data on every layer of recursion in AddFstEntriesToGameList
This commit is contained in:
Zach Hilman 2018-08-11 22:48:27 -04:00
parent 8f06a0f898
commit fdf27bf390
2 changed files with 16 additions and 9 deletions
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18
src/yuzu/game_list.cpp
View File

@ -405,6 +405,7 @@ void GameList::RefreshGameDirectory() {
static void GetMetadataFromControlNCA(const std::shared_ptr<FileSys::NCA>& nca,
std::vector<u8>& icon, std::string& name) {
const auto control_dir = FileSys::ExtractRomFS(nca->GetRomFS());
if (control_dir == nullptr)
return;
@ -425,7 +426,7 @@ static void GetMetadataFromControlNCA(const std::shared_ptr<FileSys::NCA>& nca,
}
}
void GameListWorker::AddFstEntriesToGameList(const std::string& dir_path, unsigned int recursion) {
void GameListWorker::AddInstalledTitlesToGameList() {
const auto usernand = Service::FileSystem::GetUserNANDContents();
const auto installed_games = usernand->ListEntriesFilter(FileSys::TitleType::Application,
FileSys::ContentRecordType::Program);
@ -456,8 +457,6 @@ void GameListWorker::AddFstEntriesToGameList(const std::string& dir_path, unsign
});
}
boost::container::flat_map<u64, std::shared_ptr<FileSys::NCA>> nca_control_map;
const auto control_data = usernand->ListEntriesFilter(FileSys::TitleType::Application,
FileSys::ContentRecordType::Control);
@ -466,9 +465,10 @@ void GameListWorker::AddFstEntriesToGameList(const std::string& dir_path, unsign
if (nca != nullptr)
nca_control_map.insert_or_assign(entry.title_id, nca);
}
}
const auto nca_control_callback =
[this, &nca_control_map](u64* num_entries_out, const std::string& directory,
void GameListWorker::FillControlMap(const std::string& dir_path) {
const auto nca_control_callback = [this](u64* num_entries_out, const std::string& directory,
const std::string& virtual_name) -> bool {
std::string physical_name = directory + DIR_SEP + virtual_name;
@ -487,9 +487,10 @@ void GameListWorker::AddFstEntriesToGameList(const std::string& dir_path, unsign
};
FileUtil::ForeachDirectoryEntry(nullptr, dir_path, nca_control_callback);
}
const auto callback = [this, recursion,
&nca_control_map](u64* num_entries_out, const std::string& directory,
void GameListWorker::AddFstEntriesToGameList(const std::string& dir_path, unsigned int recursion) {
const auto callback = [this, recursion](u64* num_entries_out, const std::string& directory,
const std::string& virtual_name) -> bool {
std::string physical_name = directory + DIR_SEP + virtual_name;
@ -547,7 +548,10 @@ void GameListWorker::AddFstEntriesToGameList(const std::string& dir_path, unsign
void GameListWorker::run() {
stop_processing = false;
watch_list.append(dir_path);
FillControlMap(dir_path.toStdString());
AddInstalledTitlesToGameList();
AddFstEntriesToGameList(dir_path.toStdString(), deep_scan ? 256 : 0);
nca_control_map.clear();
emit Finished(watch_list);
}

3
src/yuzu/game_list_p.h
View File

@ -163,10 +163,13 @@ signals:
private:
FileSys::VirtualFilesystem vfs;
std::map<u64, std::shared_ptr<FileSys::NCA>> nca_control_map;
QStringList watch_list;
QString dir_path;
bool deep_scan;
std::atomic_bool stop_processing;
void AddInstalledTitlesToGameList();
void FillControlMap(const std::string& dir_path);
void AddFstEntriesToGameList(const std::string& dir_path, unsigned int recursion = 0);
};