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Server::AsyncRunStep + Server::sendAddNode: modernize code

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* Use various modern for loops
* Make some loop iterator constants, whereas there weren't
* Use empty on some size() > 0 tests
* Various little codestyle fixes
* Fix an hidden scope variable in Server::SendBlockNoLock
This commit is contained in:
Loic Blot 2017-08-14 00:44:45 +02:00
parent 725a0f56db
commit 5d06ecb366
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GPG Key ID: EFAA458E8C153987
1 changed files with 39 additions and 61 deletions
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100
src/server.cpp
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@ -766,7 +766,7 @@ void Server::AsyncRunStep(bool initial_step)
if (aom.id == 0)
break;
std::vector<ActiveObjectMessage>* message_list = NULL;
std::vector<ActiveObjectMessage>* message_list = nullptr;
std::unordered_map<u16, std::vector<ActiveObjectMessage>* >::iterator n;
n = buffered_messages.find(aom.id);
if (n == buffered_messages.end()) {
@ -780,29 +780,24 @@ void Server::AsyncRunStep(bool initial_step)
}
m_clients.lock();
RemoteClientMap clients = m_clients.getClientList();
const RemoteClientMap &clients = m_clients.getClientList();
// Route data to every client
for (std::unordered_map<u16, RemoteClient*>::iterator i = clients.begin();
i != clients.end(); ++i) {
RemoteClient *client = i->second;
for (const auto &client_it : clients) {
RemoteClient *client = client_it.second;
std::string reliable_data;
std::string unreliable_data;
// Go through all objects in message buffer
for (std::unordered_map<u16, std::vector<ActiveObjectMessage>* >::iterator
j = buffered_messages.begin();
j != buffered_messages.end(); ++j) {
for (const auto &buffered_message : buffered_messages) {
// If object is not known by client, skip it
u16 id = j->first;
u16 id = buffered_message.first;
if (client->m_known_objects.find(id) == client->m_known_objects.end())
continue;
// Get message list of object
std::vector<ActiveObjectMessage>* list = j->second;
std::vector<ActiveObjectMessage>* list = buffered_message.second;
// Go through every message
for (std::vector<ActiveObjectMessage>::iterator
k = list->begin(); k != list->end(); ++k) {
for (const ActiveObjectMessage &aom : *list) {
// Compose the full new data with header
ActiveObjectMessage aom = *k;
std::string new_data;
// Add object id
char buf[2];
@ -811,7 +806,7 @@ void Server::AsyncRunStep(bool initial_step)
// Add data
new_data += serializeString(aom.datastring);
// Add data to buffer
if(aom.reliable)
if (aom.reliable)
reliable_data += new_data;
else
unreliable_data += new_data;
@ -821,21 +816,19 @@ void Server::AsyncRunStep(bool initial_step)
reliable_data and unreliable_data are now ready.
Send them.
*/
if(reliable_data.size() > 0) {
if (!reliable_data.empty()) {
SendActiveObjectMessages(client->peer_id, reliable_data);
}
if(unreliable_data.size() > 0) {
if (!unreliable_data.empty()) {
SendActiveObjectMessages(client->peer_id, unreliable_data, false);
}
}
m_clients.unlock();
// Clear buffered_messages
for (std::unordered_map<u16, std::vector<ActiveObjectMessage>* >::iterator
i = buffered_messages.begin();
i != buffered_messages.end(); ++i) {
delete i->second;
for (auto &buffered_message : buffered_messages) {
delete buffered_message.second;
}
}
@ -859,8 +852,7 @@ void Server::AsyncRunStep(bool initial_step)
// We'll log the amount of each
Profiler prof;
while(m_unsent_map_edit_queue.size() != 0)
{
while (!m_unsent_map_edit_queue.empty()) {
MapEditEvent* event = m_unsent_map_edit_queue.front();
m_unsent_map_edit_queue.pop();
@ -890,10 +882,8 @@ void Server::AsyncRunStep(bool initial_step)
case MEET_OTHER:
infostream << "Server: MEET_OTHER" << std::endl;
prof.add("MEET_OTHER", 1);
for(std::set<v3s16>::iterator
i = event->modified_blocks.begin();
i != event->modified_blocks.end(); ++i) {
setBlockNotSent(*i);
for (const v3s16 &modified_block : event->modified_blocks) {
setBlockNotSent(modified_block);
}
break;
default:
@ -906,38 +896,29 @@ void Server::AsyncRunStep(bool initial_step)
/*
Set blocks not sent to far players
*/
if(!far_players.empty()) {
if (!far_players.empty()) {
// Convert list format to that wanted by SetBlocksNotSent
std::map<v3s16, MapBlock*> modified_blocks2;
for(std::set<v3s16>::iterator
i = event->modified_blocks.begin();
i != event->modified_blocks.end(); ++i) {
modified_blocks2[*i] =
m_env->getMap().getBlockNoCreateNoEx(*i);
for (const v3s16 &modified_block : event->modified_blocks) {
modified_blocks2[modified_block] =
m_env->getMap().getBlockNoCreateNoEx(modified_block);
}
// Set blocks not sent
for(std::vector<u16>::iterator
i = far_players.begin();
i != far_players.end(); ++i) {
if(RemoteClient *client = getClient(*i))
for (const u16 far_player : far_players) {
if (RemoteClient *client = getClient(far_player))
client->SetBlocksNotSent(modified_blocks2);
}
}
delete event;
/*// Don't send too many at a time
count++;
if(count >= 1 && m_unsent_map_edit_queue.size() < 100)
break;*/
}
if(event_count >= 5){
infostream<<"Server: MapEditEvents:"<<std::endl;
if (event_count >= 5) {
infostream << "Server: MapEditEvents:" << std::endl;
prof.print(infostream);
} else if(event_count != 0){
verbosestream<<"Server: MapEditEvents:"<<std::endl;
} else if (event_count != 0) {
verbosestream << "Server: MapEditEvents:" << std::endl;
prof.print(verbosestream);
}
@ -1290,8 +1271,7 @@ void Server::setInventoryModified(const InventoryLocation &loc, bool playerSend)
if (!playerSend)
return;
RemotePlayer *player =
dynamic_cast<RemotePlayer *>(m_env->getPlayer(loc.name.c_str()));
RemotePlayer *player = m_env->getPlayer(loc.name.c_str());
if (!player)
return;
@ -2212,10 +2192,10 @@ void Server::sendAddNode(v3s16 p, MapNode n, u16 ignore_id,
v3f p_f = intToFloat(p, BS);
std::vector<u16> clients = m_clients.getClientIDs();
for(std::vector<u16>::iterator i = clients.begin(); i != clients.end(); ++i) {
for (const u16 client_id : clients) {
if (far_players) {
// Get player
if (RemotePlayer *player = m_env->getPlayer(*i)) {
if (RemotePlayer *player = m_env->getPlayer(client_id)) {
PlayerSAO *sao = player->getPlayerSAO();
if (!sao)
continue;
@ -2223,7 +2203,7 @@ void Server::sendAddNode(v3s16 p, MapNode n, u16 ignore_id,
// If player is far away, only set modified blocks not sent
v3f player_pos = sao->getBasePosition();
if(player_pos.getDistanceFrom(p_f) > maxd) {
far_players->push_back(*i);
far_players->push_back(client_id);
continue;
}
}
@ -2231,8 +2211,8 @@ void Server::sendAddNode(v3s16 p, MapNode n, u16 ignore_id,
NetworkPacket pkt(TOCLIENT_ADDNODE, 6 + 2 + 1 + 1 + 1);
m_clients.lock();
RemoteClient* client = m_clients.lockedGetClientNoEx(*i);
if (client != 0) {
RemoteClient* client = m_clients.lockedGetClientNoEx(client_id);
if (client) {
pkt << p << n.param0 << n.param1 << n.param2
<< (u8) (remove_metadata ? 0 : 1);
}
@ -2240,7 +2220,7 @@ void Server::sendAddNode(v3s16 p, MapNode n, u16 ignore_id,
// Send as reliable
if (pkt.getSize() > 0)
m_clients.send(*i, 0, &pkt, true);
m_clients.send(client_id, 0, &pkt, true);
}
}
@ -2248,9 +2228,8 @@ void Server::setBlockNotSent(v3s16 p)
{
std::vector<u16> clients = m_clients.getClientIDs();
m_clients.lock();
for(std::vector<u16>::iterator i = clients.begin();
i != clients.end(); ++i) {
RemoteClient *client = m_clients.lockedGetClientNoEx(*i);
for (const u16 i : clients) {
RemoteClient *client = m_clients.lockedGetClientNoEx(i);
client->SetBlockNotSent(p);
}
m_clients.unlock();
@ -2292,16 +2271,15 @@ void Server::SendBlocks(float dtime)
s32 total_sending = 0;
{
ScopeProfiler sp(g_profiler, "Server: selecting blocks for sending");
ScopeProfiler sp2(g_profiler, "Server: selecting blocks for sending");
std::vector<u16> clients = m_clients.getClientIDs();
m_clients.lock();
for(std::vector<u16>::iterator i = clients.begin();
i != clients.end(); ++i) {
RemoteClient *client = m_clients.lockedGetClientNoEx(*i, CS_Active);
for (const u16 client_id : clients) {
RemoteClient *client = m_clients.lockedGetClientNoEx(client_id, CS_Active);
if (client == NULL)
if (!client)
continue;
total_sending += client->SendingCount();