PaperMC/patches/server/1075-Implement-chunk-view-API.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Flo0 <flo.roma@web.de>
Date: Thu, 5 Dec 2024 12:15:07 +0100
Subject: [PATCH] Implement chunk view API


diff --git a/src/main/java/io/papermc/paper/FeatureHooks.java b/src/main/java/io/papermc/paper/FeatureHooks.java
index efc7f4071655201c59c912e9c84e35a8da66e34c..e41ceed2b11e24ae512c162f0f4465278ce207bc 100644
--- a/src/main/java/io/papermc/paper/FeatureHooks.java
+++ b/src/main/java/io/papermc/paper/FeatureHooks.java
@@ -3,8 +3,8 @@ package io.papermc.paper;
 import io.papermc.paper.command.PaperSubcommand;
 import io.papermc.paper.command.subcommands.ChunkDebugCommand;
 import io.papermc.paper.command.subcommands.FixLightCommand;
+import it.unimi.dsi.fastutil.longs.LongIterator;
 import it.unimi.dsi.fastutil.longs.LongOpenHashSet;
-import it.unimi.dsi.fastutil.longs.LongSet;
 import it.unimi.dsi.fastutil.longs.LongSets;
 import it.unimi.dsi.fastutil.objects.ObjectOpenHashSet;
 import it.unimi.dsi.fastutil.objects.ObjectSet;
@@ -62,22 +62,21 @@ public final class FeatureHooks {
     }
 
     public static Set<Long> getSentChunkKeys(final ServerPlayer player) {
-        final LongSet keys = new LongOpenHashSet();
-        player.getChunkTrackingView().forEach(pos -> keys.add(pos.longKey));
-        return LongSets.unmodifiable(keys);
+        return LongSets.unmodifiable(player.moonrise$getChunkLoader().getSentChunksRaw().clone());
     }
 
     public static Set<Chunk> getSentChunks(final ServerPlayer player) {
-        final ObjectSet<Chunk> chunks = new ObjectOpenHashSet<>();
+        final LongOpenHashSet rawChunkKeys = player.moonrise$getChunkLoader().getSentChunksRaw();
+        final ObjectSet<org.bukkit.Chunk> chunks = new ObjectOpenHashSet<>(rawChunkKeys.size());
         final World world = player.serverLevel().getWorld();
-        player.getChunkTrackingView().forEach(pos -> {
-            final org.bukkit.Chunk chunk = world.getChunkAt(pos.longKey);
-            chunks.add(chunk);
-        });
+        final LongIterator iter = player.moonrise$getChunkLoader().getSentChunksRaw().longIterator();
+        while (iter.hasNext()) {
+            chunks.add(world.getChunkAt(iter.nextLong(), false));
+        }
         return ObjectSets.unmodifiable(chunks);
     }
 
     public static boolean isChunkSent(final ServerPlayer player, final long chunkKey) {
-        return player.getChunkTrackingView().contains(new ChunkPos(chunkKey));
+        return player.moonrise$getChunkLoader().getSentChunksRaw().contains(chunkKey);
     }
 }