C++ (Cpp) ServerMap::loadBlockの例

コード例 #1

ファイル: emerge.cpp プロジェクト: SemiViral/minetest

EmergeAction EmergeThread::getBlockOrStartGen(
	v3s16 pos, bool allow_gen, MapBlock **block, BlockMakeData *bmdata)
{
	MutexAutoLock envlock(m_server->m_env_mutex);

	// 1). Attempt to fetch block from memory
	*block = m_map->getBlockNoCreateNoEx(pos);
	if (*block && !(*block)->isDummy() && (*block)->isGenerated())
		return EMERGE_FROM_MEMORY;

	// 2). Attempt to load block from disk
	*block = m_map->loadBlock(pos);
	if (*block && (*block)->isGenerated())
		return EMERGE_FROM_DISK;

	// 3). Attempt to start generation
	if (allow_gen && m_map->initBlockMake(pos, bmdata))
		return EMERGE_GENERATED;

	// All attempts failed; cancel this block emerge
	return EMERGE_CANCELLED;
}