Cache server config settings. (#6530)

* Cache server config settings.

diff --git a/src/clientiface.cpp b/src/clientiface.cpp
index 89ce55da5097be1b730fb41b8eb6685914fbf8f6..529fbc63f0aa3e00f5a0da1fb64ee0270e90c0ab 100644 (file)
--- a/src/clientiface.cpp
+++ b/src/clientiface.cpp
@@ -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;
@@ -158,9 +165,7 @@ 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.
@@ -168,9 +173,7 @@ void RemoteClient::GetNextBlocks (
                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;
@@ -212,10 +215,9 @@ 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
@@ -223,7 +225,7 @@ void RemoteClient::GetNextBlocks (
                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 @@ queue_full_break:
 
        // 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();
        }
 }

diff --git a/src/clientiface.h b/src/clientiface.h
index f7d628059e133b1ff8145bda1f7b9b0f59ac3859..a7cbc01071d56aac0244e5a21488698d2db3ca37 100644 (file)
--- a/src/clientiface.h
+++ b/src/clientiface.h
@@ -246,7 +246,7 @@ public:
        bool isMechAllowed(AuthMechanism mech)
        { return allowed_auth_mechs & mech; }
 
-       RemoteClient() = default;
+       RemoteClient();
        ~RemoteClient() = default;
 
        /*
@@ -354,6 +354,13 @@ private:
        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.