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Cache server config settings. (#6530)

* Cache server config settings.
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lhofhansl authored and nerzhul committed Oct 15, 2017
1 parent 9f3a585 commit 6bab695479d42ac2b051b8a35639c32b22efbf8d
Showing with 55 additions and 52 deletions.
  1. +47 −51 src/clientiface.cpp
  2. +8 −1 src/clientiface.h
@@ -52,6 +52,17 @@ std::string ClientInterface::state2Name(ClientState state)
return statenames[state];
}

RemoteClient::RemoteClient() :
m_max_simul_sends(g_settings->getU16("max_simultaneous_block_sends_per_client")),
m_min_time_from_building(
g_settings->getFloat("full_block_send_enable_min_time_from_building")),
m_max_send_distance(g_settings->getS16("max_block_send_distance")),
m_block_optimize_distance(g_settings->getS16("block_send_optimize_distance")),
m_max_gen_distance(g_settings->getS16("max_block_generate_distance")),
m_occ_cull(g_settings->getBool("server_side_occlusion_culling"))
{
}

void RemoteClient::ResendBlockIfOnWire(v3s16 p)
{
// if this block is on wire, mark it for sending again as soon as possible
@@ -88,7 +99,7 @@ void RemoteClient::GetNextBlocks (
m_nothing_to_send_pause_timer -= dtime;
m_nearest_unsent_reset_timer += dtime;

if(m_nothing_to_send_pause_timer >= 0)
if (m_nothing_to_send_pause_timer >= 0)
return;

RemotePlayer *player = env->getPlayer(peer_id);
@@ -101,9 +112,7 @@ void RemoteClient::GetNextBlocks (
return;

// Won't send anything if already sending
if(m_blocks_sending.size() >= g_settings->getU16
("max_simultaneous_block_sends_per_client"))
{
if (m_blocks_sending.size() >= m_max_simul_sends) {
//infostream<<"Not sending any blocks, Queue full."<<std::endl;
return;
}
@@ -113,7 +122,7 @@ void RemoteClient::GetNextBlocks (
LuaEntitySAO *lsao = getAttachedObject(sao, env);
const v3f &playerspeed = lsao? lsao->getVelocity() : player->getSpeed();
v3f playerspeeddir(0,0,0);
if(playerspeed.getLength() > 1.0*BS)
if (playerspeed.getLength() > 1.0f * BS)
playerspeeddir = playerspeed / playerspeed.getLength();
// Predict to next block
v3f playerpos_predicted = playerpos + playerspeeddir*MAP_BLOCKSIZE*BS;
@@ -135,8 +144,7 @@ void RemoteClient::GetNextBlocks (
Get the starting value of the block finder radius.
*/

if(m_last_center != center)
{
if (m_last_center != center) {
m_nearest_unsent_d = 0;
m_last_center = center;
}
@@ -145,9 +153,8 @@ void RemoteClient::GetNextBlocks (
<<m_nearest_unsent_reset_timer<<std::endl;*/

// Reset periodically to workaround for some bugs or stuff
if(m_nearest_unsent_reset_timer > 20.0)
{
m_nearest_unsent_reset_timer = 0;
if (m_nearest_unsent_reset_timer > 20.0f) {
m_nearest_unsent_reset_timer = 0.0f;
m_nearest_unsent_d = 0;
//infostream<<"Resetting m_nearest_unsent_d for "
// <<server->getPlayerName(peer_id)<<std::endl;
@@ -158,19 +165,15 @@ void RemoteClient::GetNextBlocks (

//infostream<<"d_start="<<d_start<<std::endl;

u16 max_simul_sends_setting = g_settings->getU16
("max_simultaneous_block_sends_per_client");
u16 max_simul_sends_usually = max_simul_sends_setting;
u16 max_simul_sends_usually = m_max_simul_sends;

/*
Check the time from last addNode/removeNode.
Decrease send rate if player is building stuff.
*/
m_time_from_building += dtime;
if(m_time_from_building < g_settings->getFloat(
"full_block_send_enable_min_time_from_building"))
{
if (m_time_from_building < m_min_time_from_building) {
max_simul_sends_usually
= LIMITED_MAX_SIMULTANEOUS_BLOCK_SENDS;
}
@@ -193,17 +196,17 @@ void RemoteClient::GetNextBlocks (
s16 wanted_range = sao->getWantedRange() + 1;
float camera_fov = sao->getFov();

const s16 full_d_max = MYMIN(g_settings->getS16("max_block_send_distance"), wanted_range);
const s16 d_opt = MYMIN(g_settings->getS16("block_send_optimize_distance"), wanted_range);
const s16 full_d_max = std::min(m_max_send_distance, wanted_range);
const s16 d_opt = std::min(m_block_optimize_distance, wanted_range);
const s16 d_blocks_in_sight = full_d_max * BS * MAP_BLOCKSIZE;
//infostream << "Fov from client " << camera_fov << " full_d_max " << full_d_max << std::endl;

s16 d_max = full_d_max;
s16 d_max_gen = MYMIN(g_settings->getS16("max_block_generate_distance"), wanted_range);
s16 d_max_gen = std::min(m_max_gen_distance, wanted_range);

// Don't loop very much at a time
s16 max_d_increment_at_time = 1;
if(d_max > d_start + max_d_increment_at_time)
if (d_max > d_start + max_d_increment_at_time)
d_max = d_start + max_d_increment_at_time;

s32 nearest_emerged_d = -1;
@@ -212,18 +215,17 @@ void RemoteClient::GetNextBlocks (
//bool queue_is_full = false;

const v3s16 cam_pos_nodes = floatToInt(camera_pos, BS);
const bool occ_cull = g_settings->getBool("server_side_occlusion_culling");

s16 d;
for(d = d_start; d <= d_max; d++) {
for (d = d_start; d <= d_max; d++) {
/*
Get the border/face dot coordinates of a "d-radiused"
box
*/
std::vector<v3s16> list = FacePositionCache::getFacePositions(d);

std::vector<v3s16>::iterator li;
for(li = list.begin(); li != list.end(); ++li) {
for (li = list.begin(); li != list.end(); ++li) {
v3s16 p = *li + center;

/*
@@ -238,8 +240,8 @@ void RemoteClient::GetNextBlocks (
u16 max_simul_dynamic = max_simul_sends_usually;

// If block is very close, allow full maximum
if(d <= BLOCK_SEND_DISABLE_LIMITS_MAX_D)
max_simul_dynamic = max_simul_sends_setting;
if (d <= BLOCK_SEND_DISABLE_LIMITS_MAX_D)
max_simul_dynamic = m_max_simul_sends;

// Don't select too many blocks for sending
if (num_blocks_selected >= max_simul_dynamic) {
@@ -280,12 +282,8 @@ void RemoteClient::GetNextBlocks (
/*
Don't send already sent blocks
*/
{
if(m_blocks_sent.find(p) != m_blocks_sent.end())
{
continue;
}
}
if (m_blocks_sent.find(p) != m_blocks_sent.end())
continue;

/*
Check if map has this block
@@ -319,7 +317,7 @@ void RemoteClient::GetNextBlocks (
continue;
}

if (occ_cull && !block_is_invalid &&
if (m_occ_cull && !block_is_invalid &&
env->getMap().isBlockOccluded(block, cam_pos_nodes)) {
continue;
}
@@ -337,8 +335,7 @@ void RemoteClient::GetNextBlocks (
/*
Add inexistent block to emerge queue.
*/
if(block == NULL || surely_not_found_on_disk || block_is_invalid)
{
if (block == NULL || surely_not_found_on_disk || block_is_invalid) {
if (emerge->enqueueBlockEmerge(peer_id, p, generate)) {
if (nearest_emerged_d == -1)
nearest_emerged_d = d;
@@ -352,7 +349,7 @@ void RemoteClient::GetNextBlocks (
continue;
}

if(nearest_sent_d == -1)
if (nearest_sent_d == -1)
nearest_sent_d = d;

/*
@@ -369,23 +366,23 @@ void RemoteClient::GetNextBlocks (

// If nothing was found for sending and nothing was queued for
// emerging, continue next time browsing from here
if(nearest_emerged_d != -1){
if (nearest_emerged_d != -1) {
new_nearest_unsent_d = nearest_emerged_d;
} else if(nearest_emergefull_d != -1){
} else if (nearest_emergefull_d != -1) {
new_nearest_unsent_d = nearest_emergefull_d;
} else {
if(d > full_d_max){
if (d > full_d_max) {
new_nearest_unsent_d = 0;
m_nothing_to_send_pause_timer = 2.0;
m_nothing_to_send_pause_timer = 2.0f;
} else {
if(nearest_sent_d != -1)
if (nearest_sent_d != -1)
new_nearest_unsent_d = nearest_sent_d;
else
new_nearest_unsent_d = d;
}
}

if(new_nearest_unsent_d != -1)
if (new_nearest_unsent_d != -1)
m_nearest_unsent_d = new_nearest_unsent_d;
}

@@ -406,8 +403,8 @@ void RemoteClient::SentBlock(v3s16 p)
if (m_blocks_modified.find(p) != m_blocks_modified.end())
m_blocks_modified.erase(p);

if(m_blocks_sending.find(p) == m_blocks_sending.end())
m_blocks_sending[p] = 0.0;
if (m_blocks_sending.find(p) == m_blocks_sending.end())
m_blocks_sending[p] = 0.0f;
else
infostream<<"RemoteClient::SentBlock(): Sent block"
" already in m_blocks_sending"<<std::endl;
@@ -418,9 +415,9 @@ void RemoteClient::SetBlockNotSent(v3s16 p)
m_nearest_unsent_d = 0;
m_nothing_to_send_pause_timer = 0;

if(m_blocks_sending.find(p) != m_blocks_sending.end())
if (m_blocks_sending.find(p) != m_blocks_sending.end())
m_blocks_sending.erase(p);
if(m_blocks_sent.find(p) != m_blocks_sent.end())
if (m_blocks_sent.find(p) != m_blocks_sent.end())
m_blocks_sent.erase(p);
m_blocks_modified.insert(p);
}
@@ -434,9 +431,9 @@ void RemoteClient::SetBlocksNotSent(std::map<v3s16, MapBlock*> &blocks)
v3s16 p = block.first;
m_blocks_modified.insert(p);

if(m_blocks_sending.find(p) != m_blocks_sending.end())
if (m_blocks_sending.find(p) != m_blocks_sending.end())
m_blocks_sending.erase(p);
if(m_blocks_sent.find(p) != m_blocks_sent.end())
if (m_blocks_sent.find(p) != m_blocks_sent.end())
m_blocks_sent.erase(p);
}
}
@@ -610,7 +607,7 @@ ClientInterface::ClientInterface(const std::shared_ptr<con::Connection> & con)
:
m_con(con),
m_env(NULL),
m_print_info_timer(0.0)
m_print_info_timer(0.0f)
{

}
@@ -655,9 +652,8 @@ bool ClientInterface::isUserLimitReached()
void ClientInterface::step(float dtime)
{
m_print_info_timer += dtime;
if(m_print_info_timer >= 30.0)
{
m_print_info_timer = 0.0;
if (m_print_info_timer >= 30.0f) {
m_print_info_timer = 0.0f;
UpdatePlayerList();
}
}
@@ -246,7 +246,7 @@ class RemoteClient
bool isMechAllowed(AuthMechanism mech)
{ return allowed_auth_mechs & mech; }

RemoteClient() = default;
RemoteClient();
~RemoteClient() = default;

/*
@@ -354,6 +354,13 @@ class RemoteClient
v3s16 m_last_center;
float m_nearest_unsent_reset_timer = 0.0f;

const u16 m_max_simul_sends;
const float m_min_time_from_building;
const s16 m_max_send_distance;
const s16 m_block_optimize_distance;
const s16 m_max_gen_distance;
const bool m_occ_cull;

/*
Blocks that are currently on the line.
This is used for throttling the sending of blocks.

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