Function LoadLevelFile

TombEngine/Specific/level.cpp:1842–1890

}

bool LoadLevelFile(int levelIndex)
{
	const auto& level = *g_GameFlow->GetLevel(levelIndex);

	auto assetDir = g_GameFlow->GetGameDir();
	auto levelPath = assetDir + level.FileName;

	bool isDummyLevel = false;

	if (!std::filesystem::is_regular_file(levelPath))
	{
		if (levelIndex == 0)
		{
			levelPath = assetDir + DUMMY_LEVEL_NAME;
			GenerateDummyLevel(levelPath);
			TENLog("Title level file not found, using dummy level.", LogLevel::Info);
			isDummyLevel = true;
		}
		else
		{
			TENLog("Level file not found: " + levelPath, LogLevel::Error);
			return false;
		}
	}

	if (!isDummyLevel)
		TENLog("Loading level file: " + levelPath, LogLevel::Info);

	auto timestamp  = std::filesystem::last_write_time(levelPath);
	bool fastReload = (g_GameFlow->GetSettings()->System.FastReload &&
						levelIndex == CurrentLevel && timestamp == LastLevelTimestamp && levelPath == LastLevelFilePath);

	// If fast reload is in action, draw last game frame instead of loading screen.
	auto loadingScreenPath = TEN::Utils::ToWString(assetDir + level.LoadScreenFileName);
	g_Renderer.SetLoadingScreen(fastReload ? std::wstring{} : loadingScreenPath);

	BackupLara();
	StopAllSounds();
	CleanUp();
	FreeLevel(fastReload);
	
	LevelLoadTask = std::async(std::launch::async, LoadLevel, levelPath, fastReload);
	bool loadSuccess = LevelLoadTask.get();

	if (loadSuccess && isDummyLevel)
		std::filesystem::remove(levelPath);

	return loadSuccess;
}

void LoadSprites()
{