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Send ActiveObjects once right after Init2

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This commit is contained in:
ANAND
2019-08-25 06:24:21 +05:30
committed by sfan5
parent 9acd36bf99
commit 81c7f0ae04
6 changed files with 141 additions and 119 deletions
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10
src/client/client.cpp
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@@ -1243,8 +1243,14 @@ void Client::sendPlayerPos()
u8 camera_fov = map.getCameraFov();
u8 wanted_range = map.getControl().wanted_range;
// Save bandwidth by only updating position when something changed
if(myplayer->last_position == myplayer->getPosition() &&
// Save bandwidth by only updating position when
// player is not dead and something changed
if (m_activeobjects_received && myplayer->isDead())
return;
if (
myplayer->last_position == myplayer->getPosition() &&
myplayer->last_speed == myplayer->getSpeed() &&
myplayer->last_pitch == myplayer->getPitch() &&
myplayer->last_yaw == myplayer->getYaw() &&

3
src/client/client.h
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@@ -339,6 +339,8 @@ public:
{ return m_nodedef_received; }
bool mediaReceived()
{ return !m_media_downloader; }
const bool activeObjectsReceived() const
{ return m_activeobjects_received; }
u16 getProtoVersion()
{ return m_proto_ver; }
@@ -539,6 +541,7 @@ private:
std::queue<ClientEvent *> m_client_event_queue;
bool m_itemdef_received = false;
bool m_nodedef_received = false;
bool m_activeobjects_received = false;
bool m_mods_loaded = false;
ClientMediaDownloader *m_media_downloader;

4
src/network/clientpackethandler.cpp
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@@ -463,6 +463,10 @@ void Client::handleCommand_ActiveObjectRemoveAdd(NetworkPacket* pkt)
infostream << "handleCommand_ActiveObjectRemoveAdd: " << e.what()
<< ". The packet is unreliable, ignoring" << std::endl;
}
// m_activeobjects_received is false before the first
// TOCLIENT_ACTIVE_OBJECT_REMOVE_ADD packet is received
m_activeobjects_received = true;
}
void Client::handleCommand_ActiveObjectMessages(NetworkPacket* pkt)

26
src/network/serverpackethandler.cpp
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@@ -298,9 +298,6 @@ void Server::handleCommand_Init2(NetworkPacket* pkt)
infostream << "Server: Sending content to "
<< getPlayerName(pkt->getPeerId()) << std::endl;
// Send player movement settings
SendMovement(pkt->getPeerId());
// Send item definitions
SendItemDef(pkt->getPeerId(), m_itemdef, protocol_version);
@@ -312,9 +309,25 @@ void Server::handleCommand_Init2(NetworkPacket* pkt)
// Send media announcement
sendMediaAnnouncement(pkt->getPeerId(), lang);
RemoteClient *client;
{
MutexAutoLock(m_con);
client = getClient(pkt->getPeerId(), CS_InitDone);
}
// Send active objects
{
PlayerSAO *sao = getPlayerSAO(pkt->getPeerId());
if (client && sao)
SendActiveObjectRemoveAdd(client, sao);
}
// Send detached inventories
sendDetachedInventories(pkt->getPeerId(), false);
// Send player movement settings
SendMovement(pkt->getPeerId());
// Send time of day
u16 time = m_env->getTimeOfDay();
float time_speed = g_settings->getFloat("time_speed");
@@ -323,11 +336,10 @@ void Server::handleCommand_Init2(NetworkPacket* pkt)
SendCSMRestrictionFlags(pkt->getPeerId());
// Warnings about protocol version can be issued here
if (getClient(pkt->getPeerId())->net_proto_version < LATEST_PROTOCOL_VERSION) {
if (client->net_proto_version < LATEST_PROTOCOL_VERSION) {
SendChatMessage(pkt->getPeerId(), ChatMessage(CHATMESSAGE_TYPE_SYSTEM,
L"# Server: WARNING: YOUR CLIENT'S VERSION MAY NOT BE FULLY COMPATIBLE "
L"WITH THIS SERVER!"));
L"# Server: WARNING: YOUR CLIENT'S VERSION MAY NOT BE FULLY COMPATIBLE "
L"WITH THIS SERVER!"));
}
}

215
src/server.cpp
View File

@@ -620,124 +620,27 @@ void Server::AsyncRunStep(bool initial_step)
m_clients.lock();
const RemoteClientMap &clients = m_clients.getClientList();
ScopeProfiler sp(g_profiler, "Server: update visible objects");
// Radius inside which objects are active
static thread_local const s16 radius =
g_settings->getS16("active_object_send_range_blocks") * MAP_BLOCKSIZE;
// Radius inside which players are active
static thread_local const bool is_transfer_limited =
g_settings->exists("unlimited_player_transfer_distance") &&
!g_settings->getBool("unlimited_player_transfer_distance");
static thread_local const s16 player_transfer_dist =
g_settings->getS16("player_transfer_distance") * MAP_BLOCKSIZE;
s16 player_radius = player_transfer_dist;
if (player_radius == 0 && is_transfer_limited)
player_radius = radius;
ScopeProfiler sp(g_profiler, "Server: update objects within range");
for (const auto &client_it : clients) {
RemoteClient *client = client_it.second;
// If definitions and textures have not been sent, don't
// send objects either
if (client->getState() < CS_DefinitionsSent)
continue;
RemotePlayer *player = m_env->getPlayer(client->peer_id);
if (!player) {
// This can happen if the client timeouts somehow
// This can happen if the client times out somehow
if (!m_env->getPlayer(client->peer_id))
continue;
}
PlayerSAO *playersao = player->getPlayerSAO();
PlayerSAO *playersao = getPlayerSAO(client->peer_id);
if (!playersao)
continue;
s16 my_radius = MYMIN(radius, playersao->getWantedRange() * MAP_BLOCKSIZE);
if (my_radius <= 0) my_radius = radius;
//infostream << "Server: Active Radius " << my_radius << std::endl;
std::queue<u16> removed_objects;
std::queue<u16> added_objects;
m_env->getRemovedActiveObjects(playersao, my_radius, player_radius,
client->m_known_objects, removed_objects);
m_env->getAddedActiveObjects(playersao, my_radius, player_radius,
client->m_known_objects, added_objects);
// Ignore if nothing happened
if (removed_objects.empty() && added_objects.empty()) {
continue;
}
std::string data_buffer;
char buf[4];
// Handle removed objects
writeU16((u8*)buf, removed_objects.size());
data_buffer.append(buf, 2);
while (!removed_objects.empty()) {
// Get object
u16 id = removed_objects.front();
ServerActiveObject* obj = m_env->getActiveObject(id);
// Add to data buffer for sending
writeU16((u8*)buf, id);
data_buffer.append(buf, 2);
// Remove from known objects
client->m_known_objects.erase(id);
if(obj && obj->m_known_by_count > 0)
obj->m_known_by_count--;
removed_objects.pop();
}
// Handle added objects
writeU16((u8*)buf, added_objects.size());
data_buffer.append(buf, 2);
while (!added_objects.empty()) {
// Get object
u16 id = added_objects.front();
ServerActiveObject* obj = m_env->getActiveObject(id);
// Get object type
u8 type = ACTIVEOBJECT_TYPE_INVALID;
if (!obj)
warningstream << FUNCTION_NAME << ": NULL object" << std::endl;
else
type = obj->getSendType();
// Add to data buffer for sending
writeU16((u8*)buf, id);
data_buffer.append(buf, 2);
writeU8((u8*)buf, type);
data_buffer.append(buf, 1);
if(obj)
data_buffer.append(serializeLongString(
obj->getClientInitializationData(client->net_proto_version)));
else
data_buffer.append(serializeLongString(""));
// Add to known objects
client->m_known_objects.insert(id);
if(obj)
obj->m_known_by_count++;
added_objects.pop();
}
u32 pktSize = SendActiveObjectRemoveAdd(client->peer_id, data_buffer);
verbosestream << "Server: Sent object remove/add: "
<< removed_objects.size() << " removed, "
<< added_objects.size() << " added, "
<< "packet size is " << pktSize << std::endl;
SendActiveObjectRemoveAdd(client, playersao);
}
m_clients.unlock();
// Save mod storages if modified
m_mod_storage_save_timer -= dtime;
if (m_mod_storage_save_timer <= 0.0f) {
infostream << "Saving registered mod storages." << std::endl;
@@ -1089,9 +992,9 @@ PlayerSAO* Server::StageTwoClientInit(session_t peer_id)
return playersao;
}
inline void Server::handleCommand(NetworkPacket* pkt)
inline void Server::handleCommand(NetworkPacket *pkt)
{
const ToServerCommandHandler& opHandle = toServerCommandTable[pkt->getCommand()];
const ToServerCommandHandler &opHandle = toServerCommandTable[pkt->getCommand()];
(this->*opHandle.handler)(pkt);
}
@@ -1925,12 +1828,106 @@ void Server::SendPlayerFormspecPrepend(session_t peer_id)
Send(&pkt);
}
u32 Server::SendActiveObjectRemoveAdd(session_t peer_id, const std::string &datas)
void Server::SendActiveObjectRemoveAdd(RemoteClient *client, PlayerSAO *playersao)
{
NetworkPacket pkt(TOCLIENT_ACTIVE_OBJECT_REMOVE_ADD, datas.size(), peer_id);
pkt.putRawString(datas.c_str(), datas.size());
// Radius inside which objects are active
static thread_local const s16 radius =
g_settings->getS16("active_object_send_range_blocks") * MAP_BLOCKSIZE;
// Radius inside which players are active
static thread_local const bool is_transfer_limited =
g_settings->exists("unlimited_player_transfer_distance") &&
!g_settings->getBool("unlimited_player_transfer_distance");
static thread_local const s16 player_transfer_dist =
g_settings->getS16("player_transfer_distance") * MAP_BLOCKSIZE;
s16 player_radius = player_transfer_dist == 0 && is_transfer_limited ?
radius : player_transfer_dist;
s16 my_radius = MYMIN(radius, playersao->getWantedRange() * MAP_BLOCKSIZE);
if (my_radius <= 0)
my_radius = radius;
std::queue<u16> removed_objects, added_objects;
m_env->getRemovedActiveObjects(playersao, my_radius, player_radius,
client->m_known_objects, removed_objects);
m_env->getAddedActiveObjects(playersao, my_radius, player_radius,
client->m_known_objects, added_objects);
int removed_count = removed_objects.size();
int added_count = added_objects.size();
if (removed_objects.empty() && added_objects.empty())
return;
char buf[4];
std::string data;
// Handle removed objects
writeU16((u8*)buf, removed_objects.size());
data.append(buf, 2);
while (!removed_objects.empty()) {
// Get object
u16 id = removed_objects.front();
ServerActiveObject* obj = m_env->getActiveObject(id);
// Add to data buffer for sending
writeU16((u8*)buf, id);
data.append(buf, 2);
// Remove from known objects
client->m_known_objects.erase(id);
if (obj && obj->m_known_by_count > 0)
obj->m_known_by_count--;
removed_objects.pop();
}
// Handle added objects
writeU16((u8*)buf, added_objects.size());
data.append(buf, 2);
while (!added_objects.empty()) {
// Get object
u16 id = added_objects.front();
ServerActiveObject* obj = m_env->getActiveObject(id);
// Get object type
u8 type = ACTIVEOBJECT_TYPE_INVALID;
if (!obj)
warningstream << FUNCTION_NAME << ": NULL object" << std::endl;
else
type = obj->getSendType();
// Add to data buffer for sending
writeU16((u8*)buf, id);
data.append(buf, 2);
writeU8((u8*)buf, type);
data.append(buf, 1);
if (obj)
data.append(serializeLongString(
obj->getClientInitializationData(client->net_proto_version)));
else
data.append(serializeLongString(""));
// Add to known objects
client->m_known_objects.insert(id);
if (obj)
obj->m_known_by_count++;
added_objects.pop();
}
NetworkPacket pkt(TOCLIENT_ACTIVE_OBJECT_REMOVE_ADD, data.size(), client->peer_id);
pkt.putRawString(data.c_str(), data.size());
Send(&pkt);
return pkt.getSize();
verbosestream << "Server::SendActiveObjectRemoveAdd: "
<< removed_count << " removed, " << added_count << " added, "
<< "packet size is " << pkt.getSize() << std::endl;
}
void Server::SendActiveObjectMessages(session_t peer_id, const std::string &datas,

2
src/server.h
View File

@@ -469,7 +469,7 @@ private:
bool vertical, const std::string &texture,
const struct TileAnimationParams &animation, u8 glow);
u32 SendActiveObjectRemoveAdd(session_t peer_id, const std::string &datas);
void SendActiveObjectRemoveAdd(RemoteClient *client, PlayerSAO *playersao);
void SendActiveObjectMessages(session_t peer_id, const std::string &datas,
bool reliable = true);
void SendCSMRestrictionFlags(session_t peer_id);