Improve performance and tune ramp/planter collision behavior

include/rendering/camera_controller.hpp

@@ -94,8 +94,8 @@ private:
     static constexpr float PIVOT_HEIGHT = 1.8f;     // Pivot at head height
     static constexpr float CAM_SPHERE_RADIUS = 0.32f;  // Keep camera farther from geometry to avoid clipping-through surfaces
     static constexpr float CAM_EPSILON = 0.22f;        // Extra wall offset to avoid near-plane clipping artifacts
-    static constexpr float COLLISION_FOCUS_RADIUS_THIRD_PERSON = 90.0f;
-    static constexpr float COLLISION_FOCUS_RADIUS_FREE_FLY = 70.0f;
+    static constexpr float COLLISION_FOCUS_RADIUS_THIRD_PERSON = 42.0f;
+    static constexpr float COLLISION_FOCUS_RADIUS_FREE_FLY = 34.0f;
     static constexpr float MIN_PITCH = -88.0f;      // Look almost straight down
     static constexpr float MAX_PITCH = 35.0f;       // Limited upward look
     glm::vec3* followTarget = nullptr;

include/rendering/m2_renderer.hpp

@@ -44,6 +44,7 @@ struct M2ModelGPU {
     float boundRadius = 0.0f;
     bool collisionSteppedFountain = false;
     bool collisionSteppedLowPlatform = false;
+    bool collisionPlanter = false;
     bool collisionNoBlock = false;
 
     std::string name;

include/rendering/minimap.hpp

@@ -2,6 +2,7 @@
 
 #include <GL/glew.h>
 #include <glm/glm.hpp>
+#include <chrono>
 #include <memory>
 
 namespace wowee {
@@ -48,6 +49,11 @@ private:
     int mapSize = 200;
     float viewRadius = 500.0f;
     bool enabled = false;
+    float updateIntervalSec = 0.25f;
+    float updateDistance = 6.0f;
+    std::chrono::steady_clock::time_point lastUpdateTime = std::chrono::steady_clock::time_point{};
+    glm::vec3 lastUpdatePos = glm::vec3(0.0f);
+    bool hasCachedFrame = false;
 };
 
 } // namespace rendering

include/rendering/terrain_manager.hpp

@@ -13,6 +13,7 @@
 #include <mutex>
 #include <atomic>
 #include <queue>
+#include <vector>
 #include <condition_variable>
 #include <glm/glm.hpp>
 
@@ -246,8 +247,8 @@ private:
 
     // Streaming parameters
     bool streamingEnabled = true;
-    int loadRadius = 2;      // Load tiles within this radius (5x5 grid for performance)
-    int unloadRadius = 3;    // Unload tiles beyond this radius
+    int loadRadius = 1;      // Load tiles within this radius (3x3 grid for better CPU/GPU perf)
+    int unloadRadius = 2;    // Unload tiles beyond this radius
     float updateInterval = 0.1f;  // Check streaming every 0.1 seconds
     float timeSinceLastUpdate = 0.0f;
 
@@ -257,8 +258,9 @@ private:
     static constexpr float TILE_SIZE = 533.33333f;          // One tile = 533.33 units
     static constexpr float CHUNK_SIZE = 33.33333f;          // One chunk = 33.33 units
 
-    // Background loading thread
-    std::thread workerThread;
+    // Background loading worker pool
+    std::vector<std::thread> workerThreads;
+    int workerCount = 0;
     std::mutex queueMutex;
     std::condition_variable queueCV;
     std::queue<TileCoord> loadQueue;