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https://github.com/PaperMC/Paper.git
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65 lines
3.5 KiB
Diff
65 lines
3.5 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
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Date: Wed, 6 May 2020 05:00:57 -0400
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Subject: [PATCH] Handle Oversized block entities in chunks
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Splits out Extra Packets if too many TE's are encountered to prevent
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creating too large of a packet to sed.
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Co-authored-by: Spottedleaf <Spottedleaf@users.noreply.github.com>
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diff --git a/net/minecraft/network/protocol/game/ClientboundLevelChunkPacketData.java b/net/minecraft/network/protocol/game/ClientboundLevelChunkPacketData.java
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index 5d1943d37dfad0c12e77179f0866851532d983e9..0a7e6c639d5125a135a43476bbb2ef2d682f743c 100644
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--- a/net/minecraft/network/protocol/game/ClientboundLevelChunkPacketData.java
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+++ b/net/minecraft/network/protocol/game/ClientboundLevelChunkPacketData.java
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@@ -27,6 +27,14 @@ public class ClientboundLevelChunkPacketData {
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private final CompoundTag heightmaps;
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private final byte[] buffer;
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private final List<ClientboundLevelChunkPacketData.BlockEntityInfo> blockEntitiesData;
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+ // Paper start - Handle oversized block entities in chunks
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+ private final java.util.List<net.minecraft.network.protocol.Packet<?>> extraPackets = new java.util.ArrayList<>();
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+ private static final int BLOCK_ENTITY_LIMIT = Integer.getInteger("Paper.excessiveTELimit", 750);
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+
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+ public List<net.minecraft.network.protocol.Packet<?>> getExtraPackets() {
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+ return this.extraPackets;
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+ }
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+ // Paper end - Handle oversized block entities in chunks
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public ClientboundLevelChunkPacketData(LevelChunk levelChunk) {
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this.heightmaps = new CompoundTag();
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@@ -40,8 +48,18 @@ public class ClientboundLevelChunkPacketData {
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this.buffer = new byte[calculateChunkSize(levelChunk)];
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extractChunkData(new FriendlyByteBuf(this.getWriteBuffer()), levelChunk);
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this.blockEntitiesData = Lists.newArrayList();
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+ int totalTileEntities = 0; // Paper - Handle oversized block entities in chunks
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for (Entry<BlockPos, BlockEntity> entryx : levelChunk.getBlockEntities().entrySet()) {
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+ // Paper start - Handle oversized block entities in chunks
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+ if (++totalTileEntities > BLOCK_ENTITY_LIMIT) {
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+ net.minecraft.network.protocol.Packet<ClientGamePacketListener> packet = entryx.getValue().getUpdatePacket();
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+ if (packet != null) {
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+ this.extraPackets.add(packet);
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+ continue;
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+ }
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+ }
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+ // Paper end - Handle oversized block entities in chunks
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this.blockEntitiesData.add(ClientboundLevelChunkPacketData.BlockEntityInfo.create(entryx.getValue()));
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}
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}
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diff --git a/net/minecraft/network/protocol/game/ClientboundLevelChunkWithLightPacket.java b/net/minecraft/network/protocol/game/ClientboundLevelChunkWithLightPacket.java
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index aadf2dccb996e422cacf8bb510cc642e69ee4972..5288de783481b7e932017c679b9eaa715b8826c6 100644
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--- a/net/minecraft/network/protocol/game/ClientboundLevelChunkWithLightPacket.java
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+++ b/net/minecraft/network/protocol/game/ClientboundLevelChunkWithLightPacket.java
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@@ -66,4 +66,11 @@ public class ClientboundLevelChunkWithLightPacket implements Packet<ClientGamePa
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public ClientboundLightUpdatePacketData getLightData() {
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return this.lightData;
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}
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+
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+ // Paper start - Handle oversized block entities in chunks
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+ @Override
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+ public java.util.List<Packet<?>> getExtraPackets() {
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+ return this.chunkData.getExtraPackets();
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+ }
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+ // Paper end - Handle oversized block entities in chunks
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}
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