EXPERIMENTAL ChunkHandler.java

core/src/main/java/com/volmit/iris/Iris.java

@@ -30,6 +30,7 @@ import com.volmit.iris.core.loader.IrisData;
 import com.volmit.iris.core.nms.INMS;
 import com.volmit.iris.core.nms.v1X.NMSBinding1X;
 import com.volmit.iris.core.pregenerator.LazyPregenerator;
+import com.volmit.iris.core.ChunkHandler;
 import com.volmit.iris.core.service.StudioSVC;
 import com.volmit.iris.core.tools.IrisToolbelt;
 import com.volmit.iris.engine.EnginePanic;
@@ -440,7 +441,7 @@ public class Iris extends VolmitPlugin implements Listener {
     private static void fixShading() {
         ShadeFix.fix(ComponentSerializer.class);
     }
-
+    private ChunkHandler chunkHandler;
     private void enable() {
         instance = this;
         services = new KMap<>();
@@ -458,6 +459,7 @@ public class Iris extends VolmitPlugin implements Listener {
         configWatcher = new FileWatcher(getDataFile("settings.json"));
         services.values().forEach(IrisService::onEnable);
         services.values().forEach(this::registerListener);
+        chunkHandler = new ChunkHandler(this);
         J.s(() -> {
             J.a(() -> PaperLib.suggestPaper(this));
             J.a(() -> IO.delete(getTemp()));

core/src/main/java/com/volmit/iris/core/ChunkHandler.java

@@ -0,0 +1,153 @@
+package com.volmit.iris.core;
+
+import com.volmit.iris.Iris;
+import com.volmit.iris.core.tools.IrisToolbelt;
+import org.bukkit.Bukkit;
+import org.bukkit.Chunk;
+import org.bukkit.World;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerMoveEvent;
+import org.bukkit.event.world.ChunkLoadEvent;
+import org.bukkit.event.world.ChunkUnloadEvent;
+import org.bukkit.event.world.WorldLoadEvent;
+import org.bukkit.event.world.WorldUnloadEvent;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.bukkit.scheduler.BukkitRunnable;
+import org.bukkit.scheduler.BukkitTask;
+
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.TimeUnit;
+public class ChunkHandler implements Listener {
+    private final JavaPlugin plugin;
+    private static BukkitTask task;
+    private final Map<World, ChunkUnloader> worlds = new ConcurrentHashMap<>();
+
+    private static final Map<Chunk, Set<Player>> playersInChunk = new ConcurrentHashMap<>();
+
+    public ChunkHandler(JavaPlugin plugin) {
+        this.plugin = plugin;
+        Bukkit.getPluginManager().registerEvents(this, plugin);
+
+        for (World world : Bukkit.getWorlds()) {
+            if (IrisToolbelt.isIrisWorld(world)) {
+                worlds.put(world, new ChunkUnloader(plugin, world));
+            }
+        }
+
+        startTask();
+    }
+
+    private void startTask() {
+        if (task == null) {
+            task = new BukkitRunnable() {
+                @Override
+                public void run() {
+                    worlds.values().forEach(ChunkUnloader::update);
+                }
+            }.runTaskTimerAsynchronously(plugin, 0L, 1L);
+        }
+    }
+
+    @EventHandler
+    public void onPlayerMove(PlayerMoveEvent event) {
+        Player player = event.getPlayer();
+        Chunk previousChunk = event.getFrom().getChunk();
+        Chunk currentChunk = event.getTo().getChunk();
+
+        if (!previousChunk.equals(currentChunk)) {
+            playersInChunk.computeIfAbsent(previousChunk, k -> ConcurrentHashMap.newKeySet()).remove(player);
+            playersInChunk.computeIfAbsent(currentChunk, k -> ConcurrentHashMap.newKeySet()).add(player);
+        }
+    }
+
+    public static void exit() {
+        if (task != null) {
+            task.cancel();
+        }
+    }
+
+    @EventHandler
+    public void onWorldLoad(WorldLoadEvent event) {
+        World world = event.getWorld();
+        if (IrisToolbelt.isIrisWorld(world)) {
+            worlds.put(world, new ChunkUnloader(plugin, world));
+        }
+    }
+
+    @EventHandler
+    public void onWorldUnload(WorldUnloadEvent event) {
+        worlds.remove(event.getWorld());
+    }
+
+    @EventHandler
+    public void onChunkLoad(ChunkLoadEvent event) {
+        World world = event.getWorld();
+        if (worlds.containsKey(world)) {
+            worlds.get(world).onChunkLoad(event.getChunk());
+        }
+    }
+
+    @EventHandler
+    public void onChunkUnload(ChunkUnloadEvent event) {
+        World world = event.getWorld();
+        if (worlds.containsKey(world)) {
+            worlds.get(world).onChunkUnload(event.getChunk());
+        }
+    }
+
+    private static class ChunkUnloader {
+        private final JavaPlugin plugin;
+        private final World world;
+        private final Map<Chunk, Long> chunks = new ConcurrentHashMap<>();
+
+        private ChunkUnloader(JavaPlugin plugin, World world) {
+            this.plugin = plugin;
+            this.world = world;
+        }
+
+        public void onChunkLoad(Chunk chunk) {
+            //System.out.printf("%s > Loaded Chunk [x=%s, z=%s]%n", world.getName(), chunk.getX(), chunk.getZ());
+            chunks.put(chunk, System.currentTimeMillis() + TimeUnit.MINUTES.toMillis(3));
+        }
+
+        public void onChunkUnload(Chunk chunk) {
+            chunks.remove(chunk);
+            playersInChunk.remove(chunk);
+        }
+
+        public void update() {
+            long currentTime = System.currentTimeMillis();
+            Set<Chunk> chunkSet = new HashSet<>(chunks.keySet());
+            for (Chunk chunk : chunkSet) {
+                if (!chunk.isLoaded()) {
+                    continue;
+                }
+
+                if (isChunkNearby(chunk)) {
+                    chunks.put(chunk, currentTime + TimeUnit.MINUTES.toMillis(3));
+                } else if (chunks.get(chunk) <= currentTime) {
+                    unloadChunk(chunk);
+                }
+            }
+        }
+
+        private boolean isChunkNearby(Chunk chunk) {
+            Set<Player> players = playersInChunk.get(chunk);
+            if (players == null) {
+                players = ConcurrentHashMap.newKeySet();
+                playersInChunk.put(chunk, players);
+            }
+            return !players.isEmpty();
+        }
+
+        private void unloadChunk(Chunk chunk) {
+            //System.out.printf("%s > Unloading Chunk [x=%s, z=%s]%n", world.getName(), chunk.getX(), chunk.getZ());
+            Bukkit.getScheduler().runTask(plugin, () -> chunk.unload(true));
+        }
+    }
+}

core/src/main/java/com/volmit/iris/core/commands/CommandIris.java

@@ -19,15 +19,14 @@
 package com.volmit.iris.core.commands;
 
 import com.volmit.iris.Iris;
+import com.volmit.iris.core.ChunkHandler;
 import com.volmit.iris.core.IrisSettings;
 import com.volmit.iris.core.service.StudioSVC;
 import com.volmit.iris.core.tools.IrisBenchmarking;
-import com.volmit.iris.core.tools.IrisPackBenchmarking;
 import com.volmit.iris.core.tools.IrisToolbelt;
 import com.volmit.iris.engine.framework.Engine;
 import com.volmit.iris.engine.object.IrisDimension;
 import com.volmit.iris.engine.platform.PlatformChunkGenerator;
-import com.volmit.iris.engine.safeguard.ServerBootSFG;
 import com.volmit.iris.engine.safeguard.UtilsSFG;
 import com.volmit.iris.util.collection.KList;
 import com.volmit.iris.util.decree.DecreeContext;
@@ -47,11 +46,9 @@ import lombok.Getter;
 import org.bukkit.Bukkit;
 import org.bukkit.Chunk;
 import org.bukkit.World;
-import org.bukkit.command.ConsoleCommandSender;
 import org.bukkit.entity.Player;
 import org.bukkit.scheduler.BukkitRunnable;
 
-import java.io.Console;
 import java.io.File;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.Future;
@@ -213,6 +210,10 @@ public class CommandIris implements DecreeExecutor {
         sender().sendMessage(C.GREEN + "" + sender().player().getWorld().getMinHeight() + " to " + sender().player().getWorld().getMaxHeight());
         sender().sendMessage(C.GREEN + "Total Height: " + (sender().player().getWorld().getMaxHeight() - sender().player().getWorld().getMinHeight()));
     }
+    @Decree(description = "TEST")
+    public void cpspaper() {
+        ChunkHandler.exit();
+    }
 
     @Decree(description = "QOL command to open a overworld studio world.", sync = true)
     public void so() {

core/src/main/java/com/volmit/iris/engine/safeguard/PerformanceSFG.java

@@ -6,18 +6,13 @@ import oshi.hardware.GlobalMemory;
 import static com.volmit.iris.util.misc.getHardware.*;
 
 public class PerformanceSFG {
-   public static byte CPUPerformanceStage = 3;
+   public static boolean lowPerformance = false;
     public void getPerformance(){
-        // Performance Stage 3 = Max Performance, 2=Medium, 1=Low
 
-        SystemInfo systemInfo = new SystemInfo();
+        if (getCPUModel().contains("Xeon")){
-        GlobalMemory globalMemory = systemInfo.getHardware().getMemory();
+            lowPerformance = true;
-        long totalMemoryMB = globalMemory.getTotal() / (1024 * 1024);
+        }
-        long availableMemoryMB = globalMemory.getAvailable() / (1024 * 1024);
-        long totalPageSize = globalMemory.getPageSize() / (1024 * 1024);
-        long usedMemoryMB = totalMemoryMB - availableMemoryMB;
 
         // Todo RePixelated: Finish this
-
     }
 }