Stabilize taxi/state sync and creature spawn handling

include/core/application.hpp

@@ -162,6 +162,8 @@ private:
     uint32_t gryphonDisplayId_ = 0;
     uint32_t wyvernDisplayId_ = 0;
     bool lastTaxiFlight_ = false;
+    float taxiLandingClampTimer_ = 0.0f;
+    float worldEntryMovementGraceTimer_ = 0.0f;
     float taxiStreamCooldown_ = 0.0f;
     bool idleYawned_ = false;
 
@@ -193,7 +195,7 @@ private:
         float x, y, z, orientation;
     };
     std::vector<PendingCreatureSpawn> pendingCreatureSpawns_;
-    static constexpr int MAX_SPAWNS_PER_FRAME = 24;
+    static constexpr int MAX_SPAWNS_PER_FRAME = 96;
     static constexpr uint16_t MAX_CREATURE_SPAWN_RETRIES = 300;
     std::unordered_set<uint64_t> pendingCreatureSpawnGuids_;
     std::unordered_map<uint64_t, uint16_t> creatureSpawnRetryCounts_;

include/core/memory_monitor.hpp

@@ -29,7 +29,7 @@ public:
     size_t getAvailableRAM() const;
 
     /**
-     * Get recommended cache budget (30% of available RAM)
+     * Get recommended cache budget (80% of available RAM, capped at 90% of total RAM)
      */
     size_t getRecommendedCacheBudget() const;
 

include/game/game_handler.hpp

@@ -623,6 +623,8 @@ public:
     void activateTaxi(uint32_t destNodeId);
     bool isOnTaxiFlight() const { return onTaxiFlight_; }
     bool isTaxiMountActive() const { return taxiMountActive_; }
+    bool isTaxiActivationPending() const { return taxiActivatePending_; }
+    void forceClearTaxiAndMovementState();
     const ShowTaxiNodesData& getTaxiData() const { return currentTaxiData_; }
     uint32_t getTaxiCurrentNode() const { return currentTaxiData_.nearestNode; }
 
@@ -927,6 +929,8 @@ private:
     uint32_t pingSequence = 0;               // Ping sequence number (increments)
     float timeSinceLastPing = 0.0f;          // Time since last ping sent (seconds)
     float pingInterval = 30.0f;              // Ping interval (30 seconds)
+    float timeSinceLastMoveHeartbeat_ = 0.0f; // Periodic movement heartbeat to keep server position synced
+    float moveHeartbeatInterval_ = 0.5f;
     uint32_t lastLatency = 0;                // Last measured latency (milliseconds)
 
     // Player GUID and map
@@ -1086,6 +1090,7 @@ private:
     float taxiActivateTimer_ = 0.0f;
     bool taxiClientActive_ = false;
     float taxiLandingCooldown_ = 0.0f;  // Prevent re-entering taxi right after landing
+    float taxiStartGrace_ = 0.0f;       // Ignore transient landing/dismount checks right after takeoff
     size_t taxiClientIndex_ = 0;
     std::vector<glm::vec3> taxiClientPath_;
     float taxiClientSpeed_ = 32.0f;

include/game/world_packets.hpp

@@ -433,6 +433,9 @@ struct MovementInfo {
  */
 class MovementPacket {
 public:
+    static void writePackedGuid(network::Packet& packet, uint64_t guid);
+    static void writeMovementPayload(network::Packet& packet, const MovementInfo& info);
+
     /**
      * Build a movement packet
      *

include/rendering/camera_controller.hpp

@@ -172,6 +172,15 @@ private:
     std::optional<float> cachedCamWmoFloor;
     bool hasCachedCamFloor = false;
 
+    // Terrain-aware camera pivot lift cache (throttled for performance).
+    glm::vec3 lastPivotLiftQueryPos_ = glm::vec3(0.0f);
+    float lastPivotLiftDistance_ = 0.0f;
+    int pivotLiftQueryCounter_ = 0;
+    float cachedPivotLift_ = 0.0f;
+    static constexpr int PIVOT_LIFT_QUERY_INTERVAL = 3;
+    static constexpr float PIVOT_LIFT_POS_THRESHOLD = 0.5f;
+    static constexpr float PIVOT_LIFT_DIST_THRESHOLD = 0.5f;
+
     // Cached floor height queries (update every 5 frames or 2 unit movement)
     glm::vec3 lastFloorQueryPos = glm::vec3(0.0f);
     std::optional<float> cachedFloorHeight;