From dc2c106bad997dba892397c2943a7f46a6b9a76d Mon Sep 17 00:00:00 2001
From: HappyTanuki <rlaalstn120@icloud.com>
Date: Thu, 19 Jun 2025 03:26:03 +0900
Subject: [PATCH] =?UTF-8?q?=EC=A1=B0=EC=9E=91=EC=9D=B4=20=EB=91=94?=
 =?UTF-8?q?=ED=95=A0=20=EB=95=8C=EA=B0=80=20=EC=83=9D=EA=B8=B0=EB=8A=94?=
 =?UTF-8?q?=EB=8D=B0=20=EB=AD=98=EA=B9=8C=3F?=
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---
 Client/src/asteroid/tick.cpp               |  5 +++++
 Server/src/server.cpp                      | 15 +++++++++------
 impl/vulkan_engine/vulkan/engine.cpp       |  7 ++++++-
 include/vulkan_engine/asset/object/model.h |  2 ++
 4 files changed, 22 insertions(+), 7 deletions(-)

diff --git a/Client/src/asteroid/tick.cpp b/Client/src/asteroid/tick.cpp
index 0f1aa2b..1dff33f 100644
--- a/Client/src/asteroid/tick.cpp
+++ b/Client/src/asteroid/tick.cpp
@@ -57,6 +57,7 @@ void Tick(veng::Engine& engine, std::float_t delta_time) {
 
     if (!w_laststate) {
       player->needsUpdate = true;
+      player->updateRedundantCount = 0;
       w_laststate = true;
     }
   } else {
@@ -64,6 +65,7 @@ void Tick(veng::Engine& engine, std::float_t delta_time) {
     player_flame->visible = false;
     if (w_laststate) {
       player->needsUpdate = true;
+      player->updateRedundantCount = 0;
       w_laststate = false;
     }
   }
@@ -116,6 +118,7 @@ void Tick(veng::Engine& engine, std::float_t delta_time) {
     player->angular_velocity = right * 6.f;
     if (!ad_laststate) {
       player->needsUpdate = true;
+      player->updateRedundantCount = 0;
       ad_laststate = true;
     }
   } else if (glfwGetKey(engine.vulkan_graphics->window->GetHandle(),
@@ -124,6 +127,7 @@ void Tick(veng::Engine& engine, std::float_t delta_time) {
     player->angular_velocity = right * -6.f;
     if (!ad_laststate) {
       player->needsUpdate = true;
+      player->updateRedundantCount = 0;
       ad_laststate = true;
     }
   } else {
@@ -131,6 +135,7 @@ void Tick(veng::Engine& engine, std::float_t delta_time) {
     player->angular_velocity = right * 0.f;
     if (ad_laststate) {
       player->needsUpdate = true;
+      player->updateRedundantCount = 0;
       ad_laststate = false;
     }
   }
diff --git a/Server/src/server.cpp b/Server/src/server.cpp
index b5cb548..31b25e0 100644
--- a/Server/src/server.cpp
+++ b/Server/src/server.cpp
@@ -13,6 +13,9 @@
 
 #define LISTENIP "::"
 #define LISTENPORT 9010
+#define TICKRATE 60
+constexpr double TICKDELAY = (1 / TICKRATE);
+
 std::uint8_t CLIENTID = 0;
 
 std::unordered_map<utils::Snowflake, veng::Model> MODELS;
@@ -59,7 +62,7 @@ void ClientRefresher(utils::ThreadPool* tp, Network::IOCP* iocp) {
   static double last_frame_time_;
   auto current_time = glfwGetTime();
   bool needs_all_update = false;
-  if (current_time - last_all_updated >= .01f) {
+  if (current_time - last_all_updated >= TICKDELAY) {
     needs_all_update = true;
     last_all_updated = glfwGetTime();
   }
@@ -100,12 +103,12 @@ void ClientRefresher(utils::ThreadPool* tp, Network::IOCP* iocp) {
   }
 
   CLIENTS_MUTEX.lock();
-  for (auto& client : CLIENTS) {
-    if (client->sock == 0) continue;
-    for (auto& model : MODELS) {
-      if (model.second.name == "camera_lag") continue;
+  for (auto& model : MODELS) {
+    if (model.second.name == "camera_lag") continue;
+    model.second.Update(delta_time);
+    for (auto& client : CLIENTS) {
+      if (client->sock == 0) continue;
       std::vector<char> send_data;
-      model.second.Update(delta_time);
       auto model_serialized = model.second.Serialize();
       Packet::Header header;
       header.opcode = Packet::Opcode::UPDATEMODEL;
diff --git a/impl/vulkan_engine/vulkan/engine.cpp b/impl/vulkan_engine/vulkan/engine.cpp
index 0a44003..cbe3f7a 100644
--- a/impl/vulkan_engine/vulkan/engine.cpp
+++ b/impl/vulkan_engine/vulkan/engine.cpp
@@ -176,7 +176,12 @@ void Engine::NetworkUpload(std::shared_ptr<Network::Socket> sock) {
 
     data.insert(data.end(), header_serialized.begin(), header_serialized.end());
     data.insert(data.end(), model.begin(), model.end());
-    it.second->needsUpdate = false;
+    if (it.second->updateRedundantCount >= 2) {
+      it.second->needsUpdate = false;
+      it.second->updateRedundantCount = 0;
+    } else {
+      it.second->updateRedundantCount++;
+    }
     spdlog::debug("{} uploaded", it.second->name);
   }
   iocp_->send(sock, data);
diff --git a/include/vulkan_engine/asset/object/model.h b/include/vulkan_engine/asset/object/model.h
index a47aa1b..28dd209 100644
--- a/include/vulkan_engine/asset/object/model.h
+++ b/include/vulkan_engine/asset/object/model.h
@@ -164,6 +164,8 @@ struct Model {
 
   double lastUpdatedTime = 0.f;  // 서버 기준 업데이트된 시간임
 
+  std::uint8_t updateRedundantCount;
+
   std::mutex modding;
 
  private: