mirror of
https://github.com/PaperMC/Paper.git
synced 2024-08-19 02:33:04 +02:00
1638 lines
89 KiB
Diff
1638 lines
89 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: stonar96 <minecraft.stonar96@gmail.com>
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Date: Thu, 25 Nov 2021 13:27:51 +0100
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Subject: [PATCH] Anti-Xray
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diff --git a/src/main/java/com/destroystokyo/paper/antixray/BitStorageReader.java b/src/main/java/com/destroystokyo/paper/antixray/BitStorageReader.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..e448c26327b5f6189c3c52e698cff66c8f9ad81a
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--- /dev/null
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+++ b/src/main/java/com/destroystokyo/paper/antixray/BitStorageReader.java
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@@ -0,0 +1,51 @@
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+package com.destroystokyo.paper.antixray;
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+
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+public final class BitStorageReader {
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+
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+ private byte[] buffer;
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+ private int bits;
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+ private int mask;
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+ private int longInBufferIndex;
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+ private int bitInLongIndex;
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+ private long current;
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+
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+ public void setBuffer(byte[] buffer) {
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+ this.buffer = buffer;
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+ }
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+
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+ public void setBits(int bits) {
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+ this.bits = bits;
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+ mask = (1 << bits) - 1;
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+ }
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+
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+ public void setIndex(int index) {
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+ longInBufferIndex = index;
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+ bitInLongIndex = 0;
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+ init();
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+ }
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+
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+ private void init() {
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+ if (buffer.length > longInBufferIndex + 7) {
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+ current = ((((long) buffer[longInBufferIndex]) << 56)
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+ | (((long) buffer[longInBufferIndex + 1] & 0xff) << 48)
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+ | (((long) buffer[longInBufferIndex + 2] & 0xff) << 40)
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+ | (((long) buffer[longInBufferIndex + 3] & 0xff) << 32)
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+ | (((long) buffer[longInBufferIndex + 4] & 0xff) << 24)
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+ | (((long) buffer[longInBufferIndex + 5] & 0xff) << 16)
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+ | (((long) buffer[longInBufferIndex + 6] & 0xff) << 8)
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+ | (((long) buffer[longInBufferIndex + 7] & 0xff)));
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+ }
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+ }
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+
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+ public int read() {
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+ if (bitInLongIndex + bits > 64) {
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+ bitInLongIndex = 0;
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+ longInBufferIndex += 8;
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+ init();
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+ }
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+
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+ int value = (int) (current >>> bitInLongIndex) & mask;
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+ bitInLongIndex += bits;
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+ return value;
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+ }
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+}
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diff --git a/src/main/java/com/destroystokyo/paper/antixray/BitStorageWriter.java b/src/main/java/com/destroystokyo/paper/antixray/BitStorageWriter.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..e4540ea278f2dc871cb6a3cb8897559bfd65e134
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--- /dev/null
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+++ b/src/main/java/com/destroystokyo/paper/antixray/BitStorageWriter.java
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@@ -0,0 +1,79 @@
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+package com.destroystokyo.paper.antixray;
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+
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+public final class BitStorageWriter {
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+
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+ private byte[] buffer;
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+ private int bits;
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+ private long mask;
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+ private int longInBufferIndex;
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+ private int bitInLongIndex;
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+ private long current;
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+ private boolean dirty;
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+
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+ public void setBuffer(byte[] buffer) {
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+ this.buffer = buffer;
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+ }
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+
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+ public void setBits(int bits) {
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+ this.bits = bits;
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+ mask = (1L << bits) - 1;
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+ }
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+
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+ public void setIndex(int index) {
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+ longInBufferIndex = index;
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+ bitInLongIndex = 0;
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+ init();
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+ }
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+
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+ private void init() {
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+ if (buffer.length > longInBufferIndex + 7) {
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+ current = ((((long) buffer[longInBufferIndex]) << 56)
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+ | (((long) buffer[longInBufferIndex + 1] & 0xff) << 48)
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+ | (((long) buffer[longInBufferIndex + 2] & 0xff) << 40)
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+ | (((long) buffer[longInBufferIndex + 3] & 0xff) << 32)
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+ | (((long) buffer[longInBufferIndex + 4] & 0xff) << 24)
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+ | (((long) buffer[longInBufferIndex + 5] & 0xff) << 16)
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+ | (((long) buffer[longInBufferIndex + 6] & 0xff) << 8)
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+ | (((long) buffer[longInBufferIndex + 7] & 0xff)));
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+ }
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+
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+ dirty = false;
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+ }
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+
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+ public void flush() {
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+ if (dirty && buffer.length > longInBufferIndex + 7) {
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+ buffer[longInBufferIndex] = (byte) (current >> 56 & 0xff);
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+ buffer[longInBufferIndex + 1] = (byte) (current >> 48 & 0xff);
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+ buffer[longInBufferIndex + 2] = (byte) (current >> 40 & 0xff);
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+ buffer[longInBufferIndex + 3] = (byte) (current >> 32 & 0xff);
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+ buffer[longInBufferIndex + 4] = (byte) (current >> 24 & 0xff);
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+ buffer[longInBufferIndex + 5] = (byte) (current >> 16 & 0xff);
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+ buffer[longInBufferIndex + 6] = (byte) (current >> 8 & 0xff);
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+ buffer[longInBufferIndex + 7] = (byte) (current & 0xff);
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+ }
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+ }
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+
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+ public void write(int value) {
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+ if (bitInLongIndex + bits > 64) {
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+ flush();
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+ bitInLongIndex = 0;
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+ longInBufferIndex += 8;
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+ init();
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+ }
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+
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+ current = current & ~(mask << bitInLongIndex) | (value & mask) << bitInLongIndex;
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+ dirty = true;
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+ bitInLongIndex += bits;
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+ }
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+
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+ public void skip() {
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+ bitInLongIndex += bits;
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+
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+ if (bitInLongIndex > 64) {
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+ flush();
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+ bitInLongIndex = bits;
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+ longInBufferIndex += 8;
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+ init();
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+ }
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+ }
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+}
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diff --git a/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketBlockController.java b/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketBlockController.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..bd86dc2ad2f87969da4add06de2a629f69d4b5de
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--- /dev/null
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+++ b/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketBlockController.java
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@@ -0,0 +1,45 @@
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+package com.destroystokyo.paper.antixray;
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+
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+import net.minecraft.core.BlockPos;
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+import net.minecraft.core.Direction;
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+import net.minecraft.network.protocol.game.ClientboundLevelChunkWithLightPacket;
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+import net.minecraft.network.protocol.game.ServerboundPlayerActionPacket;
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+import net.minecraft.server.level.ServerPlayer;
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+import net.minecraft.server.level.ServerPlayerGameMode;
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+import net.minecraft.world.level.ChunkPos;
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+import net.minecraft.world.level.Level;
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+import net.minecraft.world.level.block.state.BlockState;
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+import net.minecraft.world.level.chunk.LevelChunk;
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+
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+public class ChunkPacketBlockController {
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+
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+ public static final ChunkPacketBlockController NO_OPERATION_INSTANCE = new ChunkPacketBlockController();
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+
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+ protected ChunkPacketBlockController() {
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+
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+ }
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+
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+ public BlockState[] getPresetBlockStates(Level level, ChunkPos chunkPos, int bottomBlockY) {
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+ return null;
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+ }
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+
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+ public boolean shouldModify(ServerPlayer player, LevelChunk chunk) {
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+ return false;
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+ }
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+
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+ public ChunkPacketInfo<BlockState> getChunkPacketInfo(ClientboundLevelChunkWithLightPacket chunkPacket, LevelChunk chunk) {
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+ return null;
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+ }
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+
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+ public void modifyBlocks(ClientboundLevelChunkWithLightPacket chunkPacket, ChunkPacketInfo<BlockState> chunkPacketInfo) {
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+ chunkPacket.setReady(true);
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+ }
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+
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+ public void onBlockChange(Level level, BlockPos blockPos, BlockState newBlockState, BlockState oldBlockState, int flags, int maxUpdateDepth) {
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+
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+ }
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+
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+ public void onPlayerLeftClickBlock(ServerPlayerGameMode serverPlayerGameMode, BlockPos blockPos, ServerboundPlayerActionPacket.Action action, Direction direction, int worldHeight, int sequence) {
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+
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+ }
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+}
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diff --git a/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketBlockControllerAntiXray.java b/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketBlockControllerAntiXray.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..cab91880a08c6fdc545804911d295e0f24f4d983
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--- /dev/null
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+++ b/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketBlockControllerAntiXray.java
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@@ -0,0 +1,670 @@
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+package com.destroystokyo.paper.antixray;
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+
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+import io.papermc.paper.configuration.WorldConfiguration;
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+import io.papermc.paper.configuration.type.EngineMode;
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+import net.minecraft.core.BlockPos;
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+import net.minecraft.core.Direction;
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+import net.minecraft.core.registries.BuiltInRegistries;
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+import net.minecraft.core.registries.Registries;
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+import net.minecraft.network.protocol.game.ClientboundLevelChunkWithLightPacket;
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+import net.minecraft.network.protocol.game.ServerboundPlayerActionPacket;
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+import net.minecraft.resources.ResourceLocation;
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+import net.minecraft.server.MinecraftServer;
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+import net.minecraft.server.level.ServerLevel;
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+import net.minecraft.server.level.ServerPlayer;
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+import net.minecraft.server.level.ServerPlayerGameMode;
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+import net.minecraft.world.level.ChunkPos;
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+import net.minecraft.world.level.Level;
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+import net.minecraft.world.level.biome.Biomes;
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+import net.minecraft.world.level.block.Block;
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+import net.minecraft.world.level.block.Blocks;
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+import net.minecraft.world.level.block.EntityBlock;
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+import net.minecraft.world.level.block.state.BlockState;
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+import net.minecraft.world.level.chunk.*;
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+import org.bukkit.Bukkit;
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+
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+import java.util.*;
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+import java.util.concurrent.Executor;
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+import java.util.concurrent.ThreadLocalRandom;
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+import java.util.function.IntSupplier;
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+
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+public final class ChunkPacketBlockControllerAntiXray extends ChunkPacketBlockController {
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+
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+ private static final Palette<BlockState> GLOBAL_BLOCKSTATE_PALETTE = new GlobalPalette<>(Block.BLOCK_STATE_REGISTRY);
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+ private static final LevelChunkSection EMPTY_SECTION = null;
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+ private final Executor executor;
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+ private final EngineMode engineMode;
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+ private final int maxBlockHeight;
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+ private final int updateRadius;
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+ private final boolean usePermission;
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+ private final BlockState[] presetBlockStates;
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+ private final BlockState[] presetBlockStatesFull;
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+ private final BlockState[] presetBlockStatesStone;
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+ private final BlockState[] presetBlockStatesDeepslate;
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+ private final BlockState[] presetBlockStatesNetherrack;
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+ private final BlockState[] presetBlockStatesEndStone;
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+ private final int[] presetBlockStateBitsGlobal;
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+ private final int[] presetBlockStateBitsStoneGlobal;
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+ private final int[] presetBlockStateBitsDeepslateGlobal;
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+ private final int[] presetBlockStateBitsNetherrackGlobal;
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+ private final int[] presetBlockStateBitsEndStoneGlobal;
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+ private final boolean[] solidGlobal = new boolean[Block.BLOCK_STATE_REGISTRY.size()];
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+ private final boolean[] obfuscateGlobal = new boolean[Block.BLOCK_STATE_REGISTRY.size()];
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+ private final LevelChunkSection[] emptyNearbyChunkSections = {EMPTY_SECTION, EMPTY_SECTION, EMPTY_SECTION, EMPTY_SECTION};
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+ private final int maxBlockHeightUpdatePosition;
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+
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+ public ChunkPacketBlockControllerAntiXray(Level level, Executor executor) {
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+ this.executor = executor;
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+ WorldConfiguration.Anticheat.AntiXray paperWorldConfig = level.paperConfig().anticheat.antiXray;
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+ engineMode = paperWorldConfig.engineMode;
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+ maxBlockHeight = paperWorldConfig.maxBlockHeight >> 4 << 4;
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+ updateRadius = paperWorldConfig.updateRadius;
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+ usePermission = paperWorldConfig.usePermission;
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+ List<String> toObfuscate;
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+
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+ if (engineMode == EngineMode.HIDE) {
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+ toObfuscate = paperWorldConfig.hiddenBlocks;
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+ presetBlockStates = null;
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+ presetBlockStatesFull = null;
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+ presetBlockStatesStone = new BlockState[]{Blocks.STONE.defaultBlockState()};
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+ presetBlockStatesDeepslate = new BlockState[]{Blocks.DEEPSLATE.defaultBlockState()};
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+ presetBlockStatesNetherrack = new BlockState[]{Blocks.NETHERRACK.defaultBlockState()};
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+ presetBlockStatesEndStone = new BlockState[]{Blocks.END_STONE.defaultBlockState()};
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+ presetBlockStateBitsGlobal = null;
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+ presetBlockStateBitsStoneGlobal = new int[]{GLOBAL_BLOCKSTATE_PALETTE.idFor(Blocks.STONE.defaultBlockState())};
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+ presetBlockStateBitsDeepslateGlobal = new int[]{GLOBAL_BLOCKSTATE_PALETTE.idFor(Blocks.DEEPSLATE.defaultBlockState())};
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+ presetBlockStateBitsNetherrackGlobal = new int[]{GLOBAL_BLOCKSTATE_PALETTE.idFor(Blocks.NETHERRACK.defaultBlockState())};
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+ presetBlockStateBitsEndStoneGlobal = new int[]{GLOBAL_BLOCKSTATE_PALETTE.idFor(Blocks.END_STONE.defaultBlockState())};
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+ } else {
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+ toObfuscate = new ArrayList<>(paperWorldConfig.replacementBlocks);
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+ List<BlockState> presetBlockStateList = new LinkedList<>();
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+
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+ for (String id : paperWorldConfig.hiddenBlocks) {
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+ Block block = BuiltInRegistries.BLOCK.getOptional(new ResourceLocation(id)).orElse(null);
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+
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+ if (block != null && !(block instanceof EntityBlock)) {
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+ toObfuscate.add(id);
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+ presetBlockStateList.add(block.defaultBlockState());
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+ }
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+ }
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+
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+ // The doc of the LinkedHashSet(Collection<? extends E>) constructor doesn't specify that the insertion order is the predictable iteration order of the specified Collection, although it is in the implementation
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+ Set<BlockState> presetBlockStateSet = new LinkedHashSet<>();
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+ // Therefore addAll(Collection<? extends E>) is used, which guarantees this order in the doc
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+ presetBlockStateSet.addAll(presetBlockStateList);
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+ presetBlockStates = presetBlockStateSet.isEmpty() ? new BlockState[]{Blocks.DIAMOND_ORE.defaultBlockState()} : presetBlockStateSet.toArray(new BlockState[0]);
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+ presetBlockStatesFull = presetBlockStateSet.isEmpty() ? new BlockState[]{Blocks.DIAMOND_ORE.defaultBlockState()} : presetBlockStateList.toArray(new BlockState[0]);
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+ presetBlockStatesStone = null;
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+ presetBlockStatesDeepslate = null;
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+ presetBlockStatesNetherrack = null;
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+ presetBlockStatesEndStone = null;
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+ presetBlockStateBitsGlobal = new int[presetBlockStatesFull.length];
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+
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+ for (int i = 0; i < presetBlockStatesFull.length; i++) {
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+ presetBlockStateBitsGlobal[i] = GLOBAL_BLOCKSTATE_PALETTE.idFor(presetBlockStatesFull[i]);
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+ }
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+
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+ presetBlockStateBitsStoneGlobal = null;
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+ presetBlockStateBitsDeepslateGlobal = null;
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+ presetBlockStateBitsNetherrackGlobal = null;
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+ presetBlockStateBitsEndStoneGlobal = null;
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+ }
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+
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+ for (String id : toObfuscate) {
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+ Block block = BuiltInRegistries.BLOCK.getOptional(new ResourceLocation(id)).orElse(null);
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+
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+ // Don't obfuscate air because air causes unnecessary block updates and causes block updates to fail in the void
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+ if (block != null && !block.defaultBlockState().isAir()) {
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+ // Replace all block states of a specified block
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+ for (BlockState blockState : block.getStateDefinition().getPossibleStates()) {
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+ obfuscateGlobal[GLOBAL_BLOCKSTATE_PALETTE.idFor(blockState)] = true;
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+ }
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+ }
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+ }
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+
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+ EmptyLevelChunk emptyChunk = new EmptyLevelChunk(level, new ChunkPos(0, 0), MinecraftServer.getServer().registryAccess().registryOrThrow(Registries.BIOME).getHolderOrThrow(Biomes.PLAINS));
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+ BlockPos zeroPos = new BlockPos(0, 0, 0);
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+
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+ for (int i = 0; i < solidGlobal.length; i++) {
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+ BlockState blockState = GLOBAL_BLOCKSTATE_PALETTE.valueFor(i);
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+
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+ if (blockState != null) {
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+ solidGlobal[i] = blockState.isRedstoneConductor(emptyChunk, zeroPos)
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+ && blockState.getBlock() != Blocks.SPAWNER && blockState.getBlock() != Blocks.BARRIER && blockState.getBlock() != Blocks.SHULKER_BOX && blockState.getBlock() != Blocks.SLIME_BLOCK && blockState.getBlock() != Blocks.MANGROVE_ROOTS || paperWorldConfig.lavaObscures && blockState == Blocks.LAVA.defaultBlockState();
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+ // Comparing blockState == Blocks.LAVA.defaultBlockState() instead of blockState.getBlock() == Blocks.LAVA ensures that only "stationary lava" is used
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+ // shulker box checks TE.
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+ }
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+ }
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+
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+ maxBlockHeightUpdatePosition = maxBlockHeight + updateRadius - 1;
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+ }
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+
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+ private int getPresetBlockStatesFullLength() {
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+ return engineMode == EngineMode.HIDE ? 1 : presetBlockStatesFull.length;
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+ }
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+
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+ @Override
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+ public BlockState[] getPresetBlockStates(Level level, ChunkPos chunkPos, int bottomBlockY) {
|
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+ // Return the block states to be added to the paletted containers so that they can be used for obfuscation
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+ if (bottomBlockY < maxBlockHeight) {
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+ if (engineMode == EngineMode.HIDE) {
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+ return switch (level.getWorld().getEnvironment()) {
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+ case NETHER -> presetBlockStatesNetherrack;
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+ case THE_END -> presetBlockStatesEndStone;
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+ default -> bottomBlockY < 0 ? presetBlockStatesDeepslate : presetBlockStatesStone;
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+ };
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+ }
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+
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+ return presetBlockStates;
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+ }
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+
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+ return null;
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+ }
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+
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+ @Override
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+ public boolean shouldModify(ServerPlayer player, LevelChunk chunk) {
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+ return !usePermission || !player.getBukkitEntity().hasPermission("paper.antixray.bypass");
|
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+ }
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+
|
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+ @Override
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+ public ChunkPacketInfoAntiXray getChunkPacketInfo(ClientboundLevelChunkWithLightPacket chunkPacket, LevelChunk chunk) {
|
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+ // Return a new instance to collect data and objects in the right state while creating the chunk packet for thread safe access later
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+ return new ChunkPacketInfoAntiXray(chunkPacket, chunk, this);
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+ }
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+
|
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+ @Override
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+ public void modifyBlocks(ClientboundLevelChunkWithLightPacket chunkPacket, ChunkPacketInfo<BlockState> chunkPacketInfo) {
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+ if (!(chunkPacketInfo instanceof ChunkPacketInfoAntiXray)) {
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+ chunkPacket.setReady(true);
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+ return;
|
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+ }
|
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+
|
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+ if (!Bukkit.isPrimaryThread()) {
|
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+ // Plugins?
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+ MinecraftServer.getServer().scheduleOnMain(() -> modifyBlocks(chunkPacket, chunkPacketInfo));
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+ return;
|
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+ }
|
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+
|
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+ LevelChunk chunk = chunkPacketInfo.getChunk();
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+ int x = chunk.getPos().x;
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+ int z = chunk.getPos().z;
|
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+ Level level = chunk.getLevel();
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+ ((ChunkPacketInfoAntiXray) chunkPacketInfo).setNearbyChunks(level.getChunkIfLoaded(x - 1, z), level.getChunkIfLoaded(x + 1, z), level.getChunkIfLoaded(x, z - 1), level.getChunkIfLoaded(x, z + 1));
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+ executor.execute((Runnable) chunkPacketInfo);
|
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+ }
|
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+
|
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+ // Actually these fields should be variables inside the obfuscate method but in sync mode or with SingleThreadExecutor in async mode it's okay (even without ThreadLocal)
|
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+ // If an ExecutorService with multiple threads is used, ThreadLocal must be used here
|
|
+ private final ThreadLocal<int[]> presetBlockStateBits = ThreadLocal.withInitial(() -> new int[getPresetBlockStatesFullLength()]);
|
|
+ private static final ThreadLocal<boolean[]> SOLID = ThreadLocal.withInitial(() -> new boolean[Block.BLOCK_STATE_REGISTRY.size()]);
|
|
+ private static final ThreadLocal<boolean[]> OBFUSCATE = ThreadLocal.withInitial(() -> new boolean[Block.BLOCK_STATE_REGISTRY.size()]);
|
|
+ // These boolean arrays represent chunk layers, true means don't obfuscate, false means obfuscate
|
|
+ private static final ThreadLocal<boolean[][]> CURRENT = ThreadLocal.withInitial(() -> new boolean[16][16]);
|
|
+ private static final ThreadLocal<boolean[][]> NEXT = ThreadLocal.withInitial(() -> new boolean[16][16]);
|
|
+ private static final ThreadLocal<boolean[][]> NEXT_NEXT = ThreadLocal.withInitial(() -> new boolean[16][16]);
|
|
+
|
|
+ public void obfuscate(ChunkPacketInfoAntiXray chunkPacketInfoAntiXray) {
|
|
+ int[] presetBlockStateBits = this.presetBlockStateBits.get();
|
|
+ boolean[] solid = SOLID.get();
|
|
+ boolean[] obfuscate = OBFUSCATE.get();
|
|
+ boolean[][] current = CURRENT.get();
|
|
+ boolean[][] next = NEXT.get();
|
|
+ boolean[][] nextNext = NEXT_NEXT.get();
|
|
+ // bitStorageReader, bitStorageWriter and nearbyChunkSections could also be reused (with ThreadLocal if necessary) but it's not worth it
|
|
+ BitStorageReader bitStorageReader = new BitStorageReader();
|
|
+ BitStorageWriter bitStorageWriter = new BitStorageWriter();
|
|
+ LevelChunkSection[] nearbyChunkSections = new LevelChunkSection[4];
|
|
+ LevelChunk chunk = chunkPacketInfoAntiXray.getChunk();
|
|
+ Level level = chunk.getLevel();
|
|
+ int maxChunkSectionIndex = Math.min((maxBlockHeight >> 4) - chunk.getMinSection(), chunk.getSectionsCount()) - 1;
|
|
+ boolean[] solidTemp = null;
|
|
+ boolean[] obfuscateTemp = null;
|
|
+ bitStorageReader.setBuffer(chunkPacketInfoAntiXray.getBuffer());
|
|
+ bitStorageWriter.setBuffer(chunkPacketInfoAntiXray.getBuffer());
|
|
+ int numberOfBlocks = presetBlockStateBits.length;
|
|
+ // Keep the lambda expressions as simple as possible. They are used very frequently.
|
|
+ LayeredIntSupplier random = numberOfBlocks == 1 ? (() -> 0) : engineMode == EngineMode.OBFUSCATE_LAYER ? new LayeredIntSupplier() {
|
|
+ // engine-mode: 3
|
|
+ private int state;
|
|
+ private int next;
|
|
+
|
|
+ {
|
|
+ while ((state = ThreadLocalRandom.current().nextInt()) == 0) ;
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public void nextLayer() {
|
|
+ // https://en.wikipedia.org/wiki/Xorshift
|
|
+ state ^= state << 13;
|
|
+ state ^= state >>> 17;
|
|
+ state ^= state << 5;
|
|
+ // https://www.pcg-random.org/posts/bounded-rands.html
|
|
+ next = (int) ((Integer.toUnsignedLong(state) * numberOfBlocks) >>> 32);
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public int getAsInt() {
|
|
+ return next;
|
|
+ }
|
|
+ } : new LayeredIntSupplier() {
|
|
+ // engine-mode: 2
|
|
+ private int state;
|
|
+
|
|
+ {
|
|
+ while ((state = ThreadLocalRandom.current().nextInt()) == 0) ;
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public int getAsInt() {
|
|
+ // https://en.wikipedia.org/wiki/Xorshift
|
|
+ state ^= state << 13;
|
|
+ state ^= state >>> 17;
|
|
+ state ^= state << 5;
|
|
+ // https://www.pcg-random.org/posts/bounded-rands.html
|
|
+ return (int) ((Integer.toUnsignedLong(state) * numberOfBlocks) >>> 32);
|
|
+ }
|
|
+ };
|
|
+
|
|
+ for (int chunkSectionIndex = 0; chunkSectionIndex <= maxChunkSectionIndex; chunkSectionIndex++) {
|
|
+ if (chunkPacketInfoAntiXray.isWritten(chunkSectionIndex) && chunkPacketInfoAntiXray.getPresetValues(chunkSectionIndex) != null) {
|
|
+ int[] presetBlockStateBitsTemp;
|
|
+
|
|
+ if (chunkPacketInfoAntiXray.getPalette(chunkSectionIndex) instanceof GlobalPalette) {
|
|
+ if (engineMode == EngineMode.HIDE) {
|
|
+ presetBlockStateBitsTemp = switch (level.getWorld().getEnvironment()) {
|
|
+ case NETHER -> presetBlockStateBitsNetherrackGlobal;
|
|
+ case THE_END -> presetBlockStateBitsEndStoneGlobal;
|
|
+ default -> chunkSectionIndex + chunk.getMinSection() < 0 ? presetBlockStateBitsDeepslateGlobal : presetBlockStateBitsStoneGlobal;
|
|
+ };
|
|
+ } else {
|
|
+ presetBlockStateBitsTemp = presetBlockStateBitsGlobal;
|
|
+ }
|
|
+ } else {
|
|
+ // If it's presetBlockStates, use this.presetBlockStatesFull instead
|
|
+ BlockState[] presetBlockStatesFull = chunkPacketInfoAntiXray.getPresetValues(chunkSectionIndex) == presetBlockStates ? this.presetBlockStatesFull : chunkPacketInfoAntiXray.getPresetValues(chunkSectionIndex);
|
|
+ presetBlockStateBitsTemp = presetBlockStateBits;
|
|
+
|
|
+ for (int i = 0; i < presetBlockStateBitsTemp.length; i++) {
|
|
+ // This is thread safe because we only request IDs that are guaranteed to be in the palette and are visible
|
|
+ // For more details see the comments in the readPalette method
|
|
+ presetBlockStateBitsTemp[i] = chunkPacketInfoAntiXray.getPalette(chunkSectionIndex).idFor(presetBlockStatesFull[i]);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ bitStorageWriter.setIndex(chunkPacketInfoAntiXray.getIndex(chunkSectionIndex));
|
|
+
|
|
+ // Check if the chunk section below was not obfuscated
|
|
+ if (chunkSectionIndex == 0 || !chunkPacketInfoAntiXray.isWritten(chunkSectionIndex - 1) || chunkPacketInfoAntiXray.getPresetValues(chunkSectionIndex - 1) == null) {
|
|
+ // If so, initialize some stuff
|
|
+ bitStorageReader.setBits(chunkPacketInfoAntiXray.getBits(chunkSectionIndex));
|
|
+ bitStorageReader.setIndex(chunkPacketInfoAntiXray.getIndex(chunkSectionIndex));
|
|
+ solidTemp = readPalette(chunkPacketInfoAntiXray.getPalette(chunkSectionIndex), solid, solidGlobal);
|
|
+ obfuscateTemp = readPalette(chunkPacketInfoAntiXray.getPalette(chunkSectionIndex), obfuscate, obfuscateGlobal);
|
|
+ // Read the blocks of the upper layer of the chunk section below if it exists
|
|
+ LevelChunkSection belowChunkSection = null;
|
|
+ boolean skipFirstLayer = chunkSectionIndex == 0 || (belowChunkSection = chunk.getSections()[chunkSectionIndex - 1]) == EMPTY_SECTION;
|
|
+
|
|
+ for (int z = 0; z < 16; z++) {
|
|
+ for (int x = 0; x < 16; x++) {
|
|
+ current[z][x] = true;
|
|
+ next[z][x] = skipFirstLayer || isTransparent(belowChunkSection, x, 15, z);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ // Abuse the obfuscateLayer method to read the blocks of the first layer of the current chunk section
|
|
+ bitStorageWriter.setBits(0);
|
|
+ obfuscateLayer(-1, bitStorageReader, bitStorageWriter, solidTemp, obfuscateTemp, presetBlockStateBitsTemp, current, next, nextNext, emptyNearbyChunkSections, random);
|
|
+ }
|
|
+
|
|
+ bitStorageWriter.setBits(chunkPacketInfoAntiXray.getBits(chunkSectionIndex));
|
|
+ nearbyChunkSections[0] = chunkPacketInfoAntiXray.getNearbyChunks()[0] == null ? EMPTY_SECTION : chunkPacketInfoAntiXray.getNearbyChunks()[0].getSections()[chunkSectionIndex];
|
|
+ nearbyChunkSections[1] = chunkPacketInfoAntiXray.getNearbyChunks()[1] == null ? EMPTY_SECTION : chunkPacketInfoAntiXray.getNearbyChunks()[1].getSections()[chunkSectionIndex];
|
|
+ nearbyChunkSections[2] = chunkPacketInfoAntiXray.getNearbyChunks()[2] == null ? EMPTY_SECTION : chunkPacketInfoAntiXray.getNearbyChunks()[2].getSections()[chunkSectionIndex];
|
|
+ nearbyChunkSections[3] = chunkPacketInfoAntiXray.getNearbyChunks()[3] == null ? EMPTY_SECTION : chunkPacketInfoAntiXray.getNearbyChunks()[3].getSections()[chunkSectionIndex];
|
|
+
|
|
+ // Obfuscate all layers of the current chunk section except the upper one
|
|
+ for (int y = 0; y < 15; y++) {
|
|
+ boolean[][] temp = current;
|
|
+ current = next;
|
|
+ next = nextNext;
|
|
+ nextNext = temp;
|
|
+ random.nextLayer();
|
|
+ obfuscateLayer(y, bitStorageReader, bitStorageWriter, solidTemp, obfuscateTemp, presetBlockStateBitsTemp, current, next, nextNext, nearbyChunkSections, random);
|
|
+ }
|
|
+
|
|
+ // Check if the chunk section above doesn't need obfuscation
|
|
+ if (chunkSectionIndex == maxChunkSectionIndex || !chunkPacketInfoAntiXray.isWritten(chunkSectionIndex + 1) || chunkPacketInfoAntiXray.getPresetValues(chunkSectionIndex + 1) == null) {
|
|
+ // If so, obfuscate the upper layer of the current chunk section by reading blocks of the first layer from the chunk section above if it exists
|
|
+ LevelChunkSection aboveChunkSection;
|
|
+
|
|
+ if (chunkSectionIndex != chunk.getSectionsCount() - 1 && (aboveChunkSection = chunk.getSections()[chunkSectionIndex + 1]) != EMPTY_SECTION) {
|
|
+ boolean[][] temp = current;
|
|
+ current = next;
|
|
+ next = nextNext;
|
|
+ nextNext = temp;
|
|
+
|
|
+ for (int z = 0; z < 16; z++) {
|
|
+ for (int x = 0; x < 16; x++) {
|
|
+ if (isTransparent(aboveChunkSection, x, 0, z)) {
|
|
+ current[z][x] = true;
|
|
+ }
|
|
+ }
|
|
+ }
|
|
+
|
|
+ // There is nothing to read anymore
|
|
+ bitStorageReader.setBits(0);
|
|
+ solid[0] = true;
|
|
+ random.nextLayer();
|
|
+ obfuscateLayer(15, bitStorageReader, bitStorageWriter, solid, obfuscateTemp, presetBlockStateBitsTemp, current, next, nextNext, nearbyChunkSections, random);
|
|
+ }
|
|
+ } else {
|
|
+ // If not, initialize the reader and other stuff for the chunk section above to obfuscate the upper layer of the current chunk section
|
|
+ bitStorageReader.setBits(chunkPacketInfoAntiXray.getBits(chunkSectionIndex + 1));
|
|
+ bitStorageReader.setIndex(chunkPacketInfoAntiXray.getIndex(chunkSectionIndex + 1));
|
|
+ solidTemp = readPalette(chunkPacketInfoAntiXray.getPalette(chunkSectionIndex + 1), solid, solidGlobal);
|
|
+ obfuscateTemp = readPalette(chunkPacketInfoAntiXray.getPalette(chunkSectionIndex + 1), obfuscate, obfuscateGlobal);
|
|
+ boolean[][] temp = current;
|
|
+ current = next;
|
|
+ next = nextNext;
|
|
+ nextNext = temp;
|
|
+ random.nextLayer();
|
|
+ obfuscateLayer(15, bitStorageReader, bitStorageWriter, solidTemp, obfuscateTemp, presetBlockStateBitsTemp, current, next, nextNext, nearbyChunkSections, random);
|
|
+ }
|
|
+
|
|
+ bitStorageWriter.flush();
|
|
+ }
|
|
+ }
|
|
+
|
|
+ chunkPacketInfoAntiXray.getChunkPacket().setReady(true);
|
|
+ }
|
|
+
|
|
+ private void obfuscateLayer(int y, BitStorageReader bitStorageReader, BitStorageWriter bitStorageWriter, boolean[] solid, boolean[] obfuscate, int[] presetBlockStateBits, boolean[][] current, boolean[][] next, boolean[][] nextNext, LevelChunkSection[] nearbyChunkSections, IntSupplier random) {
|
|
+ // First block of first line
|
|
+ int bits = bitStorageReader.read();
|
|
+
|
|
+ if (nextNext[0][0] = !solid[bits]) {
|
|
+ bitStorageWriter.skip();
|
|
+ next[0][1] = true;
|
|
+ next[1][0] = true;
|
|
+ } else {
|
|
+ if (current[0][0] || isTransparent(nearbyChunkSections[2], 0, y, 15) || isTransparent(nearbyChunkSections[0], 15, y, 0)) {
|
|
+ bitStorageWriter.skip();
|
|
+ } else {
|
|
+ bitStorageWriter.write(presetBlockStateBits[random.getAsInt()]);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ if (!obfuscate[bits]) {
|
|
+ next[0][0] = true;
|
|
+ }
|
|
+
|
|
+ // First line
|
|
+ for (int x = 1; x < 15; x++) {
|
|
+ bits = bitStorageReader.read();
|
|
+
|
|
+ if (nextNext[0][x] = !solid[bits]) {
|
|
+ bitStorageWriter.skip();
|
|
+ next[0][x - 1] = true;
|
|
+ next[0][x + 1] = true;
|
|
+ next[1][x] = true;
|
|
+ } else {
|
|
+ if (current[0][x] || isTransparent(nearbyChunkSections[2], x, y, 15)) {
|
|
+ bitStorageWriter.skip();
|
|
+ } else {
|
|
+ bitStorageWriter.write(presetBlockStateBits[random.getAsInt()]);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ if (!obfuscate[bits]) {
|
|
+ next[0][x] = true;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ // Last block of first line
|
|
+ bits = bitStorageReader.read();
|
|
+
|
|
+ if (nextNext[0][15] = !solid[bits]) {
|
|
+ bitStorageWriter.skip();
|
|
+ next[0][14] = true;
|
|
+ next[1][15] = true;
|
|
+ } else {
|
|
+ if (current[0][15] || isTransparent(nearbyChunkSections[2], 15, y, 15) || isTransparent(nearbyChunkSections[1], 0, y, 0)) {
|
|
+ bitStorageWriter.skip();
|
|
+ } else {
|
|
+ bitStorageWriter.write(presetBlockStateBits[random.getAsInt()]);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ if (!obfuscate[bits]) {
|
|
+ next[0][15] = true;
|
|
+ }
|
|
+
|
|
+ // All inner lines
|
|
+ for (int z = 1; z < 15; z++) {
|
|
+ // First block
|
|
+ bits = bitStorageReader.read();
|
|
+
|
|
+ if (nextNext[z][0] = !solid[bits]) {
|
|
+ bitStorageWriter.skip();
|
|
+ next[z][1] = true;
|
|
+ next[z - 1][0] = true;
|
|
+ next[z + 1][0] = true;
|
|
+ } else {
|
|
+ if (current[z][0] || isTransparent(nearbyChunkSections[0], 15, y, z)) {
|
|
+ bitStorageWriter.skip();
|
|
+ } else {
|
|
+ bitStorageWriter.write(presetBlockStateBits[random.getAsInt()]);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ if (!obfuscate[bits]) {
|
|
+ next[z][0] = true;
|
|
+ }
|
|
+
|
|
+ // All inner blocks
|
|
+ for (int x = 1; x < 15; x++) {
|
|
+ bits = bitStorageReader.read();
|
|
+
|
|
+ if (nextNext[z][x] = !solid[bits]) {
|
|
+ bitStorageWriter.skip();
|
|
+ next[z][x - 1] = true;
|
|
+ next[z][x + 1] = true;
|
|
+ next[z - 1][x] = true;
|
|
+ next[z + 1][x] = true;
|
|
+ } else {
|
|
+ if (current[z][x]) {
|
|
+ bitStorageWriter.skip();
|
|
+ } else {
|
|
+ bitStorageWriter.write(presetBlockStateBits[random.getAsInt()]);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ if (!obfuscate[bits]) {
|
|
+ next[z][x] = true;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ // Last block
|
|
+ bits = bitStorageReader.read();
|
|
+
|
|
+ if (nextNext[z][15] = !solid[bits]) {
|
|
+ bitStorageWriter.skip();
|
|
+ next[z][14] = true;
|
|
+ next[z - 1][15] = true;
|
|
+ next[z + 1][15] = true;
|
|
+ } else {
|
|
+ if (current[z][15] || isTransparent(nearbyChunkSections[1], 0, y, z)) {
|
|
+ bitStorageWriter.skip();
|
|
+ } else {
|
|
+ bitStorageWriter.write(presetBlockStateBits[random.getAsInt()]);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ if (!obfuscate[bits]) {
|
|
+ next[z][15] = true;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ // First block of last line
|
|
+ bits = bitStorageReader.read();
|
|
+
|
|
+ if (nextNext[15][0] = !solid[bits]) {
|
|
+ bitStorageWriter.skip();
|
|
+ next[15][1] = true;
|
|
+ next[14][0] = true;
|
|
+ } else {
|
|
+ if (current[15][0] || isTransparent(nearbyChunkSections[3], 0, y, 0) || isTransparent(nearbyChunkSections[0], 15, y, 15)) {
|
|
+ bitStorageWriter.skip();
|
|
+ } else {
|
|
+ bitStorageWriter.write(presetBlockStateBits[random.getAsInt()]);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ if (!obfuscate[bits]) {
|
|
+ next[15][0] = true;
|
|
+ }
|
|
+
|
|
+ // Last line
|
|
+ for (int x = 1; x < 15; x++) {
|
|
+ bits = bitStorageReader.read();
|
|
+
|
|
+ if (nextNext[15][x] = !solid[bits]) {
|
|
+ bitStorageWriter.skip();
|
|
+ next[15][x - 1] = true;
|
|
+ next[15][x + 1] = true;
|
|
+ next[14][x] = true;
|
|
+ } else {
|
|
+ if (current[15][x] || isTransparent(nearbyChunkSections[3], x, y, 0)) {
|
|
+ bitStorageWriter.skip();
|
|
+ } else {
|
|
+ bitStorageWriter.write(presetBlockStateBits[random.getAsInt()]);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ if (!obfuscate[bits]) {
|
|
+ next[15][x] = true;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ // Last block of last line
|
|
+ bits = bitStorageReader.read();
|
|
+
|
|
+ if (nextNext[15][15] = !solid[bits]) {
|
|
+ bitStorageWriter.skip();
|
|
+ next[15][14] = true;
|
|
+ next[14][15] = true;
|
|
+ } else {
|
|
+ if (current[15][15] || isTransparent(nearbyChunkSections[3], 15, y, 0) || isTransparent(nearbyChunkSections[1], 0, y, 15)) {
|
|
+ bitStorageWriter.skip();
|
|
+ } else {
|
|
+ bitStorageWriter.write(presetBlockStateBits[random.getAsInt()]);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ if (!obfuscate[bits]) {
|
|
+ next[15][15] = true;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ private boolean isTransparent(LevelChunkSection chunkSection, int x, int y, int z) {
|
|
+ if (chunkSection == EMPTY_SECTION) {
|
|
+ return true;
|
|
+ }
|
|
+
|
|
+ try {
|
|
+ return !solidGlobal[GLOBAL_BLOCKSTATE_PALETTE.idFor(chunkSection.getBlockState(x, y, z))];
|
|
+ } catch (MissingPaletteEntryException e) {
|
|
+ // Race condition / visibility issue / no happens-before relationship
|
|
+ // We don't care and treat the block as transparent
|
|
+ // Internal implementation details of PalettedContainer, LinearPalette, HashMapPalette, CrudeIncrementalIntIdentityHashBiMap, ... guarantee us that no (other) exceptions will occur
|
|
+ return true;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ private boolean[] readPalette(Palette<BlockState> palette, boolean[] temp, boolean[] global) {
|
|
+ if (palette instanceof GlobalPalette) {
|
|
+ return global;
|
|
+ }
|
|
+
|
|
+ try {
|
|
+ for (int i = 0; i < palette.getSize(); i++) {
|
|
+ temp[i] = global[GLOBAL_BLOCKSTATE_PALETTE.idFor(palette.valueFor(i))];
|
|
+ }
|
|
+ } catch (MissingPaletteEntryException e) {
|
|
+ // Race condition / visibility issue / no happens-before relationship
|
|
+ // We don't care because we at least see the state as it was when the chunk packet was created
|
|
+ // Internal implementation details of PalettedContainer, LinearPalette, HashMapPalette, CrudeIncrementalIntIdentityHashBiMap, ... guarantee us that no (other) exceptions will occur until we have all the data that we need here
|
|
+ // Since all palettes have a fixed initial maximum size and there is no internal restructuring and no values are removed from palettes, we are also guaranteed to see the data
|
|
+ }
|
|
+
|
|
+ return temp;
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public void onBlockChange(Level level, BlockPos blockPos, BlockState newBlockState, BlockState oldBlockState, int flags, int maxUpdateDepth) {
|
|
+ if (oldBlockState != null && solidGlobal[GLOBAL_BLOCKSTATE_PALETTE.idFor(oldBlockState)] && !solidGlobal[GLOBAL_BLOCKSTATE_PALETTE.idFor(newBlockState)] && blockPos.getY() <= maxBlockHeightUpdatePosition) {
|
|
+ updateNearbyBlocks(level, blockPos);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public void onPlayerLeftClickBlock(ServerPlayerGameMode serverPlayerGameMode, BlockPos blockPos, ServerboundPlayerActionPacket.Action action, Direction direction, int worldHeight, int sequence) {
|
|
+ if (blockPos.getY() <= maxBlockHeightUpdatePosition) {
|
|
+ updateNearbyBlocks(serverPlayerGameMode.level, blockPos);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ private void updateNearbyBlocks(Level level, BlockPos blockPos) {
|
|
+ if (updateRadius >= 2) {
|
|
+ BlockPos temp = blockPos.west();
|
|
+ updateBlock(level, temp);
|
|
+ updateBlock(level, temp.west());
|
|
+ updateBlock(level, temp.below());
|
|
+ updateBlock(level, temp.above());
|
|
+ updateBlock(level, temp.north());
|
|
+ updateBlock(level, temp.south());
|
|
+ updateBlock(level, temp = blockPos.east());
|
|
+ updateBlock(level, temp.east());
|
|
+ updateBlock(level, temp.below());
|
|
+ updateBlock(level, temp.above());
|
|
+ updateBlock(level, temp.north());
|
|
+ updateBlock(level, temp.south());
|
|
+ updateBlock(level, temp = blockPos.below());
|
|
+ updateBlock(level, temp.below());
|
|
+ updateBlock(level, temp.north());
|
|
+ updateBlock(level, temp.south());
|
|
+ updateBlock(level, temp = blockPos.above());
|
|
+ updateBlock(level, temp.above());
|
|
+ updateBlock(level, temp.north());
|
|
+ updateBlock(level, temp.south());
|
|
+ updateBlock(level, temp = blockPos.north());
|
|
+ updateBlock(level, temp.north());
|
|
+ updateBlock(level, temp = blockPos.south());
|
|
+ updateBlock(level, temp.south());
|
|
+ } else if (updateRadius == 1) {
|
|
+ updateBlock(level, blockPos.west());
|
|
+ updateBlock(level, blockPos.east());
|
|
+ updateBlock(level, blockPos.below());
|
|
+ updateBlock(level, blockPos.above());
|
|
+ updateBlock(level, blockPos.north());
|
|
+ updateBlock(level, blockPos.south());
|
|
+ } else {
|
|
+ // Do nothing if updateRadius <= 0 (test mode)
|
|
+ }
|
|
+ }
|
|
+
|
|
+ private void updateBlock(Level level, BlockPos blockPos) {
|
|
+ BlockState blockState = level.getBlockStateIfLoaded(blockPos);
|
|
+
|
|
+ if (blockState != null && obfuscateGlobal[GLOBAL_BLOCKSTATE_PALETTE.idFor(blockState)]) {
|
|
+ ((ServerLevel) level).getChunkSource().blockChanged(blockPos);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ @FunctionalInterface
|
|
+ private interface LayeredIntSupplier extends IntSupplier {
|
|
+ default void nextLayer() {
|
|
+
|
|
+ }
|
|
+ }
|
|
+}
|
|
diff --git a/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketInfo.java b/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketInfo.java
|
|
new file mode 100644
|
|
index 0000000000000000000000000000000000000000..d98a3f5c54c67a673eb7dc456dd039cd78f9c34d
|
|
--- /dev/null
|
|
+++ b/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketInfo.java
|
|
@@ -0,0 +1,80 @@
|
|
+package com.destroystokyo.paper.antixray;
|
|
+
|
|
+import net.minecraft.network.protocol.game.ClientboundLevelChunkWithLightPacket;
|
|
+import net.minecraft.world.level.chunk.LevelChunk;
|
|
+import net.minecraft.world.level.chunk.Palette;
|
|
+
|
|
+public class ChunkPacketInfo<T> {
|
|
+
|
|
+ private final ClientboundLevelChunkWithLightPacket chunkPacket;
|
|
+ private final LevelChunk chunk;
|
|
+ private final int[] bits;
|
|
+ private final Object[] palettes;
|
|
+ private final int[] indexes;
|
|
+ private final Object[][] presetValues;
|
|
+ private byte[] buffer;
|
|
+
|
|
+ public ChunkPacketInfo(ClientboundLevelChunkWithLightPacket chunkPacket, LevelChunk chunk) {
|
|
+ this.chunkPacket = chunkPacket;
|
|
+ this.chunk = chunk;
|
|
+ int sections = chunk.getSectionsCount();
|
|
+ bits = new int[sections];
|
|
+ palettes = new Object[sections];
|
|
+ indexes = new int[sections];
|
|
+ presetValues = new Object[sections][];
|
|
+ }
|
|
+
|
|
+ public ClientboundLevelChunkWithLightPacket getChunkPacket() {
|
|
+ return chunkPacket;
|
|
+ }
|
|
+
|
|
+ public LevelChunk getChunk() {
|
|
+ return chunk;
|
|
+ }
|
|
+
|
|
+ public byte[] getBuffer() {
|
|
+ return buffer;
|
|
+ }
|
|
+
|
|
+ public void setBuffer(byte[] buffer) {
|
|
+ this.buffer = buffer;
|
|
+ }
|
|
+
|
|
+ public int getBits(int chunkSectionIndex) {
|
|
+ return bits[chunkSectionIndex];
|
|
+ }
|
|
+
|
|
+ public void setBits(int chunkSectionIndex, int bits) {
|
|
+ this.bits[chunkSectionIndex] = bits;
|
|
+ }
|
|
+
|
|
+ @SuppressWarnings("unchecked")
|
|
+ public Palette<T> getPalette(int chunkSectionIndex) {
|
|
+ return (Palette<T>) palettes[chunkSectionIndex];
|
|
+ }
|
|
+
|
|
+ public void setPalette(int chunkSectionIndex, Palette<T> palette) {
|
|
+ palettes[chunkSectionIndex] = palette;
|
|
+ }
|
|
+
|
|
+ public int getIndex(int chunkSectionIndex) {
|
|
+ return indexes[chunkSectionIndex];
|
|
+ }
|
|
+
|
|
+ public void setIndex(int chunkSectionIndex, int index) {
|
|
+ indexes[chunkSectionIndex] = index;
|
|
+ }
|
|
+
|
|
+ @SuppressWarnings("unchecked")
|
|
+ public T[] getPresetValues(int chunkSectionIndex) {
|
|
+ return (T[]) presetValues[chunkSectionIndex];
|
|
+ }
|
|
+
|
|
+ public void setPresetValues(int chunkSectionIndex, T[] presetValues) {
|
|
+ this.presetValues[chunkSectionIndex] = presetValues;
|
|
+ }
|
|
+
|
|
+ public boolean isWritten(int chunkSectionIndex) {
|
|
+ return bits[chunkSectionIndex] != 0;
|
|
+ }
|
|
+}
|
|
diff --git a/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketInfoAntiXray.java b/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketInfoAntiXray.java
|
|
new file mode 100644
|
|
index 0000000000000000000000000000000000000000..80a2dfb266ae1221680a7b24fee2f7e2a8330b7d
|
|
--- /dev/null
|
|
+++ b/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketInfoAntiXray.java
|
|
@@ -0,0 +1,29 @@
|
|
+package com.destroystokyo.paper.antixray;
|
|
+
|
|
+import net.minecraft.network.protocol.game.ClientboundLevelChunkWithLightPacket;
|
|
+import net.minecraft.world.level.block.state.BlockState;
|
|
+import net.minecraft.world.level.chunk.LevelChunk;
|
|
+
|
|
+public final class ChunkPacketInfoAntiXray extends ChunkPacketInfo<BlockState> implements Runnable {
|
|
+
|
|
+ private final ChunkPacketBlockControllerAntiXray chunkPacketBlockControllerAntiXray;
|
|
+ private LevelChunk[] nearbyChunks;
|
|
+
|
|
+ public ChunkPacketInfoAntiXray(ClientboundLevelChunkWithLightPacket chunkPacket, LevelChunk chunk, ChunkPacketBlockControllerAntiXray chunkPacketBlockControllerAntiXray) {
|
|
+ super(chunkPacket, chunk);
|
|
+ this.chunkPacketBlockControllerAntiXray = chunkPacketBlockControllerAntiXray;
|
|
+ }
|
|
+
|
|
+ public LevelChunk[] getNearbyChunks() {
|
|
+ return nearbyChunks;
|
|
+ }
|
|
+
|
|
+ public void setNearbyChunks(LevelChunk... nearbyChunks) {
|
|
+ this.nearbyChunks = nearbyChunks;
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public void run() {
|
|
+ chunkPacketBlockControllerAntiXray.obfuscate(this);
|
|
+ }
|
|
+}
|
|
diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundChunksBiomesPacket.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundChunksBiomesPacket.java
|
|
index 6cff1a98dc7cf33947ec760dbc3d3d0ec5db5f6c..b6df60322ec6f034d5a6d0fbe184d244a0b7b379 100644
|
|
--- a/src/main/java/net/minecraft/network/protocol/game/ClientboundChunksBiomesPacket.java
|
|
+++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundChunksBiomesPacket.java
|
|
@@ -64,7 +64,7 @@ public record ClientboundChunksBiomesPacket(List<ClientboundChunksBiomesPacket.C
|
|
|
|
public static void extractChunkData(FriendlyByteBuf buf, LevelChunk chunk) {
|
|
for(LevelChunkSection levelChunkSection : chunk.getSections()) {
|
|
- levelChunkSection.getBiomes().write(buf);
|
|
+ levelChunkSection.getBiomes().write(buf, null, levelChunkSection.bottomBlockY()); // Paper - Anti-Xray
|
|
}
|
|
|
|
}
|
|
diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkPacketData.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkPacketData.java
|
|
index 0ef3e9b472e35bd2572b04722781abf7d4a1094b..40a42a632540d497c1393b112731c41c6e448228 100644
|
|
--- a/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkPacketData.java
|
|
+++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkPacketData.java
|
|
@@ -33,7 +33,10 @@ public class ClientboundLevelChunkPacketData {
|
|
}
|
|
// Paper end
|
|
|
|
- public ClientboundLevelChunkPacketData(LevelChunk chunk) {
|
|
+ // Paper start - Anti-Xray - Add chunk packet info
|
|
+ @Deprecated @io.papermc.paper.annotation.DoNotUse public ClientboundLevelChunkPacketData(LevelChunk chunk) { this(chunk, null); }
|
|
+ public ClientboundLevelChunkPacketData(LevelChunk chunk, com.destroystokyo.paper.antixray.ChunkPacketInfo<net.minecraft.world.level.block.state.BlockState> chunkPacketInfo) {
|
|
+ // Paper end
|
|
this.heightmaps = new CompoundTag();
|
|
|
|
for(Map.Entry<Heightmap.Types, Heightmap> entry : chunk.getHeightmaps()) {
|
|
@@ -43,7 +46,14 @@ public class ClientboundLevelChunkPacketData {
|
|
}
|
|
|
|
this.buffer = new byte[calculateChunkSize(chunk)];
|
|
- extractChunkData(new FriendlyByteBuf(this.getWriteBuffer()), chunk);
|
|
+
|
|
+ // Paper start - Anti-Xray - Add chunk packet info
|
|
+ if (chunkPacketInfo != null) {
|
|
+ chunkPacketInfo.setBuffer(this.buffer);
|
|
+ }
|
|
+
|
|
+ extractChunkData(new FriendlyByteBuf(this.getWriteBuffer()), chunk, chunkPacketInfo);
|
|
+ // Paper end
|
|
this.blockEntitiesData = Lists.newArrayList();
|
|
int totalTileEntities = 0; // Paper
|
|
|
|
@@ -103,9 +113,12 @@ public class ClientboundLevelChunkPacketData {
|
|
return byteBuf;
|
|
}
|
|
|
|
- public static void extractChunkData(FriendlyByteBuf buf, LevelChunk chunk) {
|
|
+ // Paper start - Anti-Xray - Add chunk packet info
|
|
+ @Deprecated @io.papermc.paper.annotation.DoNotUse public static void extractChunkData(FriendlyByteBuf buf, LevelChunk chunk) { ClientboundLevelChunkPacketData.extractChunkData(buf, chunk, null); }
|
|
+ public static void extractChunkData(FriendlyByteBuf buf, LevelChunk chunk, com.destroystokyo.paper.antixray.ChunkPacketInfo<net.minecraft.world.level.block.state.BlockState> chunkPacketInfo) {
|
|
for(LevelChunkSection levelChunkSection : chunk.getSections()) {
|
|
- levelChunkSection.write(buf);
|
|
+ levelChunkSection.write(buf, chunkPacketInfo);
|
|
+ // Paper end
|
|
}
|
|
|
|
}
|
|
diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkWithLightPacket.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkWithLightPacket.java
|
|
index 7825d6f0fdcfda6212cff8033ec55fb7db236154..000853110c7a89f2d0403a7a2737025a5ac28240 100644
|
|
--- a/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkWithLightPacket.java
|
|
+++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkWithLightPacket.java
|
|
@@ -13,13 +13,30 @@ public class ClientboundLevelChunkWithLightPacket implements Packet<ClientGamePa
|
|
private final int z;
|
|
private final ClientboundLevelChunkPacketData chunkData;
|
|
private final ClientboundLightUpdatePacketData lightData;
|
|
+ // Paper start - Async-Anti-Xray - Ready flag for the connection
|
|
+ private volatile boolean ready;
|
|
|
|
- public ClientboundLevelChunkWithLightPacket(LevelChunk chunk, LevelLightEngine lightProvider, @Nullable BitSet skyBits, @Nullable BitSet blockBits, boolean nonEdge) {
|
|
+ @Override
|
|
+ public boolean isReady() {
|
|
+ return this.ready;
|
|
+ }
|
|
+
|
|
+ public void setReady(boolean ready) {
|
|
+ this.ready = ready;
|
|
+ }
|
|
+ // Paper end
|
|
+
|
|
+ // Paper start - Anti-Xray - Add chunk packet info
|
|
+ @Deprecated @io.papermc.paper.annotation.DoNotUse public ClientboundLevelChunkWithLightPacket(LevelChunk chunk, LevelLightEngine lightProvider, @Nullable BitSet skyBits, @Nullable BitSet blockBits, boolean nonEdge) { this(chunk, lightProvider, skyBits, blockBits, nonEdge, true); }
|
|
+ public ClientboundLevelChunkWithLightPacket(LevelChunk chunk, LevelLightEngine lightProvider, @Nullable BitSet skyBits, @Nullable BitSet blockBits, boolean nonEdge, boolean modifyBlocks) {
|
|
ChunkPos chunkPos = chunk.getPos();
|
|
this.x = chunkPos.x;
|
|
this.z = chunkPos.z;
|
|
- this.chunkData = new ClientboundLevelChunkPacketData(chunk);
|
|
+ com.destroystokyo.paper.antixray.ChunkPacketInfo<net.minecraft.world.level.block.state.BlockState> chunkPacketInfo = modifyBlocks ? chunk.getLevel().chunkPacketBlockController.getChunkPacketInfo(this, chunk) : null;
|
|
+ this.chunkData = new ClientboundLevelChunkPacketData(chunk, chunkPacketInfo);
|
|
+ // Paper end
|
|
this.lightData = new ClientboundLightUpdatePacketData(chunkPos, lightProvider, skyBits, blockBits, nonEdge);
|
|
+ chunk.getLevel().chunkPacketBlockController.modifyBlocks(this, chunkPacketInfo); // Paper - Anti-Xray - Modify blocks
|
|
}
|
|
|
|
public ClientboundLevelChunkWithLightPacket(FriendlyByteBuf buf) {
|
|
diff --git a/src/main/java/net/minecraft/server/level/ChunkMap.java b/src/main/java/net/minecraft/server/level/ChunkMap.java
|
|
index 430be10a2b0487dc26f21793592ca08d01a39e53..bba77d5001638307fe640b2e656df0a2b3cb4c43 100644
|
|
--- a/src/main/java/net/minecraft/server/level/ChunkMap.java
|
|
+++ b/src/main/java/net/minecraft/server/level/ChunkMap.java
|
|
@@ -633,7 +633,7 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
|
|
|
|
}
|
|
|
|
- public void updateChunkTracking(ServerPlayer player, ChunkPos pos, MutableObject<ClientboundLevelChunkWithLightPacket> packet, boolean oldWithinViewDistance, boolean newWithinViewDistance) { // Paper - public
|
|
+ public void updateChunkTracking(ServerPlayer player, ChunkPos pos, MutableObject<java.util.Map<Object, ClientboundLevelChunkWithLightPacket>> packet, boolean oldWithinViewDistance, boolean newWithinViewDistance) { // Paper - public // Paper - Anti-Xray - Bypass
|
|
if (player.level == this.level) {
|
|
if (newWithinViewDistance && !oldWithinViewDistance) {
|
|
ChunkHolder playerchunk = this.getVisibleChunkIfPresent(pos.toLong());
|
|
@@ -1145,12 +1145,17 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
|
|
});
|
|
}
|
|
|
|
- private void playerLoadedChunk(ServerPlayer player, MutableObject<ClientboundLevelChunkWithLightPacket> cachedDataPacket, LevelChunk chunk) {
|
|
- if (cachedDataPacket.getValue() == null) {
|
|
- cachedDataPacket.setValue(new ClientboundLevelChunkWithLightPacket(chunk, this.lightEngine, (BitSet) null, (BitSet) null, true));
|
|
+ // Paper start - Anti-Xray - Bypass
|
|
+ private void playerLoadedChunk(ServerPlayer player, MutableObject<java.util.Map<Object, ClientboundLevelChunkWithLightPacket>> cachedDataPackets, LevelChunk chunk) {
|
|
+ if (cachedDataPackets.getValue() == null) {
|
|
+ cachedDataPackets.setValue(new java.util.HashMap<>());
|
|
}
|
|
|
|
- player.trackChunk(chunk.getPos(), (Packet) cachedDataPacket.getValue());
|
|
+ Boolean shouldModify = chunk.getLevel().chunkPacketBlockController.shouldModify(player, chunk);
|
|
+ player.trackChunk(chunk.getPos(), (Packet) cachedDataPackets.getValue().computeIfAbsent(shouldModify, (s) -> {
|
|
+ return new ClientboundLevelChunkWithLightPacket(chunk, this.lightEngine, (BitSet) null, (BitSet) null, true, (Boolean) s);
|
|
+ }));
|
|
+ // Paper end
|
|
DebugPackets.sendPoiPacketsForChunk(this.level, chunk.getPos());
|
|
List<Entity> list = Lists.newArrayList();
|
|
List<Entity> list1 = Lists.newArrayList();
|
|
diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
|
|
index 5ad746ae673ef09f5581cf9fbbf1c9afa0ff0cd9..5ae321dc30d48f838c49322b5beef89bcbc952bc 100644
|
|
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
|
|
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
|
|
@@ -438,7 +438,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
|
|
// Holder holder = worlddimension.type(); // CraftBukkit - decompile error
|
|
|
|
// Objects.requireNonNull(minecraftserver); // CraftBukkit - decompile error
|
|
- super(iworlddataserver, resourcekey, minecraftserver.registryAccess(), worlddimension.type(), minecraftserver::getProfiler, false, flag, i, minecraftserver.getMaxChainedNeighborUpdates(), gen, biomeProvider, env, spigotConfig -> minecraftserver.paperConfigurations.createWorldConfig(io.papermc.paper.configuration.PaperConfigurations.createWorldContextMap(convertable_conversionsession.levelDirectory.path(), iworlddataserver.getLevelName(), resourcekey.location(), spigotConfig))); // Paper
|
|
+ super(iworlddataserver, resourcekey, minecraftserver.registryAccess(), worlddimension.type(), minecraftserver::getProfiler, false, flag, i, minecraftserver.getMaxChainedNeighborUpdates(), gen, biomeProvider, env, spigotConfig -> minecraftserver.paperConfigurations.createWorldConfig(io.papermc.paper.configuration.PaperConfigurations.createWorldContextMap(convertable_conversionsession.levelDirectory.path(), iworlddataserver.getLevelName(), resourcekey.location(), spigotConfig)), executor); // Paper - Async-Anti-Xray - Pass executor
|
|
this.pvpMode = minecraftserver.isPvpAllowed();
|
|
this.convertable = convertable_conversionsession;
|
|
this.uuid = WorldUUID.getUUID(convertable_conversionsession.levelDirectory.path().toFile());
|
|
diff --git a/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java b/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
|
|
index 618888eac8381b174850e351577601f1d881528d..051cbce8394c7a629a7ea8ac422308d96bbad6a6 100644
|
|
--- a/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
|
|
+++ b/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
|
|
@@ -49,7 +49,7 @@ import org.bukkit.event.player.PlayerInteractEvent;
|
|
public class ServerPlayerGameMode {
|
|
|
|
private static final Logger LOGGER = LogUtils.getLogger();
|
|
- protected ServerLevel level;
|
|
+ public ServerLevel level; // Paper - Anti-Xray - protected -> public
|
|
protected final ServerPlayer player;
|
|
private GameType gameModeForPlayer;
|
|
@Nullable
|
|
@@ -326,6 +326,8 @@ public class ServerPlayerGameMode {
|
|
}
|
|
|
|
}
|
|
+
|
|
+ this.level.chunkPacketBlockController.onPlayerLeftClickBlock(this, pos, action, direction, worldHeight, sequence); // Paper - Anti-Xray
|
|
}
|
|
|
|
public void destroyAndAck(BlockPos pos, int sequence, String reason) {
|
|
diff --git a/src/main/java/net/minecraft/world/level/Level.java b/src/main/java/net/minecraft/world/level/Level.java
|
|
index 48aef158ace14d3ca1f05ba2c6e5681e3ef9be59..637092303bbce94fd37f193367264d51b855847d 100644
|
|
--- a/src/main/java/net/minecraft/world/level/Level.java
|
|
+++ b/src/main/java/net/minecraft/world/level/Level.java
|
|
@@ -176,6 +176,7 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
|
|
}
|
|
// Paper end
|
|
|
|
+ public final com.destroystokyo.paper.antixray.ChunkPacketBlockController chunkPacketBlockController; // Paper - Anti-Xray
|
|
public final co.aikar.timings.WorldTimingsHandler timings; // Paper
|
|
public static BlockPos lastPhysicsProblem; // Spigot
|
|
private org.spigotmc.TickLimiter entityLimiter;
|
|
@@ -194,7 +195,7 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
|
|
|
|
public abstract ResourceKey<LevelStem> getTypeKey();
|
|
|
|
- protected Level(WritableLevelData worlddatamutable, ResourceKey<Level> resourcekey, RegistryAccess iregistrycustom, Holder<DimensionType> holder, Supplier<ProfilerFiller> supplier, boolean flag, boolean flag1, long i, int j, org.bukkit.generator.ChunkGenerator gen, org.bukkit.generator.BiomeProvider biomeProvider, org.bukkit.World.Environment env, java.util.function.Function<org.spigotmc.SpigotWorldConfig, io.papermc.paper.configuration.WorldConfiguration> paperWorldConfigCreator) { // Paper
|
|
+ protected Level(WritableLevelData worlddatamutable, ResourceKey<Level> resourcekey, RegistryAccess iregistrycustom, Holder<DimensionType> holder, Supplier<ProfilerFiller> supplier, boolean flag, boolean flag1, long i, int j, org.bukkit.generator.ChunkGenerator gen, org.bukkit.generator.BiomeProvider biomeProvider, org.bukkit.World.Environment env, java.util.function.Function<org.spigotmc.SpigotWorldConfig, io.papermc.paper.configuration.WorldConfiguration> paperWorldConfigCreator, java.util.concurrent.Executor executor) { // Paper - Async-Anti-Xray - Pass executor
|
|
this.spigotConfig = new org.spigotmc.SpigotWorldConfig(((net.minecraft.world.level.storage.PrimaryLevelData) worlddatamutable).getLevelName()); // Spigot
|
|
this.paperConfig = paperWorldConfigCreator.apply(this.spigotConfig); // Paper
|
|
this.generator = gen;
|
|
@@ -280,6 +281,7 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
|
|
this.keepSpawnInMemory = this.paperConfig().spawn.keepSpawnLoaded; // Paper
|
|
this.entityLimiter = new org.spigotmc.TickLimiter(spigotConfig.entityMaxTickTime);
|
|
this.tileLimiter = new org.spigotmc.TickLimiter(spigotConfig.tileMaxTickTime);
|
|
+ this.chunkPacketBlockController = this.paperConfig().anticheat.antiXray.enabled ? new com.destroystokyo.paper.antixray.ChunkPacketBlockControllerAntiXray(this, executor) : com.destroystokyo.paper.antixray.ChunkPacketBlockController.NO_OPERATION_INSTANCE; // Paper - Anti-Xray
|
|
}
|
|
|
|
// Paper start
|
|
@@ -461,6 +463,7 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
|
|
// CraftBukkit end
|
|
|
|
BlockState iblockdata1 = chunk.setBlockState(pos, state, (flags & 64) != 0, (flags & 1024) == 0); // CraftBukkit custom NO_PLACE flag
|
|
+ this.chunkPacketBlockController.onBlockChange(this, pos, state, iblockdata1, flags, maxUpdateDepth); // Paper - Anti-Xray
|
|
|
|
if (iblockdata1 == null) {
|
|
// CraftBukkit start - remove blockstate if failed (or the same)
|
|
diff --git a/src/main/java/net/minecraft/world/level/chunk/ChunkAccess.java b/src/main/java/net/minecraft/world/level/chunk/ChunkAccess.java
|
|
index 508c2fff8d8e0c6f37b6c4e3b72ba772c2ab2ee5..e254b2d04e4fc1dc76c26f61ea38aeb27755143f 100644
|
|
--- a/src/main/java/net/minecraft/world/level/chunk/ChunkAccess.java
|
|
+++ b/src/main/java/net/minecraft/world/level/chunk/ChunkAccess.java
|
|
@@ -140,17 +140,19 @@ public abstract class ChunkAccess implements BlockGetter, BiomeManager.NoiseBiom
|
|
}
|
|
}
|
|
|
|
- ChunkAccess.replaceMissingSections(heightLimitView, biome, this.sections);
|
|
+ ChunkAccess.replaceMissingSections(heightLimitView, biome, this.sections, pos); // Paper - Anti-Xray - Add parameters
|
|
// CraftBukkit start
|
|
this.biomeRegistry = biome;
|
|
}
|
|
public final Registry<Biome> biomeRegistry;
|
|
// CraftBukkit end
|
|
|
|
- private static void replaceMissingSections(LevelHeightAccessor world, Registry<Biome> biome, LevelChunkSection[] sectionArray) {
|
|
+ // Paper start - Anti-Xray - Add parameters
|
|
+ private static void replaceMissingSections(LevelHeightAccessor world, Registry<Biome> biome, LevelChunkSection[] sectionArray, ChunkPos pos) {
|
|
for (int i = 0; i < sectionArray.length; ++i) {
|
|
if (sectionArray[i] == null) {
|
|
- sectionArray[i] = new LevelChunkSection(world.getSectionYFromSectionIndex(i), biome);
|
|
+ sectionArray[i] = new LevelChunkSection(world.getSectionYFromSectionIndex(i), biome, pos, world instanceof net.minecraft.world.level.Level ? (net.minecraft.world.level.Level) world : null);
|
|
+ // Paper end
|
|
}
|
|
}
|
|
|
|
diff --git a/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java b/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
|
|
index f5dcd970fc2828a4ba9ff2c0d495aa8d8cd4ed74..b1471b43392863ce1f2861d07baddbd711e761dc 100644
|
|
--- a/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
|
|
+++ b/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
|
|
@@ -93,7 +93,7 @@ public class LevelChunk extends ChunkAccess {
|
|
}
|
|
|
|
public LevelChunk(Level world, ChunkPos pos, UpgradeData upgradeData, LevelChunkTicks<Block> blockTickScheduler, LevelChunkTicks<Fluid> fluidTickScheduler, long inhabitedTime, @Nullable LevelChunkSection[] sectionArrayInitializer, @Nullable LevelChunk.PostLoadProcessor entityLoader, @Nullable BlendingData blendingData) {
|
|
- super(pos, upgradeData, world, world.registryAccess().registryOrThrow(Registries.BIOME), inhabitedTime, sectionArrayInitializer, blendingData);
|
|
+ super(pos, upgradeData, world, net.minecraft.server.MinecraftServer.getServer().registryAccess().registryOrThrow(Registries.BIOME), inhabitedTime, sectionArrayInitializer, blendingData); // Paper - Anti-Xray - The world isn't ready yet, use server singleton for registry
|
|
// Paper start - rewrite light engine
|
|
this.setBlockNibbles(ca.spottedleaf.starlight.common.light.StarLightEngine.getFilledEmptyLight(world));
|
|
this.setSkyNibbles(ca.spottedleaf.starlight.common.light.StarLightEngine.getFilledEmptyLight(world));
|
|
diff --git a/src/main/java/net/minecraft/world/level/chunk/LevelChunkSection.java b/src/main/java/net/minecraft/world/level/chunk/LevelChunkSection.java
|
|
index becc4c101e40d9b11e5e89a69e25dc0160bfaa32..8823751cde27bf195177282e99e9a69888441e35 100644
|
|
--- a/src/main/java/net/minecraft/world/level/chunk/LevelChunkSection.java
|
|
+++ b/src/main/java/net/minecraft/world/level/chunk/LevelChunkSection.java
|
|
@@ -36,10 +36,13 @@ public class LevelChunkSection {
|
|
this.recalcBlockCounts();
|
|
}
|
|
|
|
- public LevelChunkSection(int chunkPos, Registry<Biome> biomeRegistry) {
|
|
+ // Paper start - Anti-Xray - Add parameters
|
|
+ @Deprecated @io.papermc.paper.annotation.DoNotUse public LevelChunkSection(int chunkPos, Registry<Biome> biomeRegistry) { this(chunkPos, biomeRegistry, null, null); }
|
|
+ public LevelChunkSection(int chunkPos, Registry<Biome> biomeRegistry, net.minecraft.world.level.ChunkPos pos, net.minecraft.world.level.Level level) {
|
|
+ // Paper end
|
|
this.bottomBlockY = LevelChunkSection.getBottomBlockY(chunkPos);
|
|
- this.states = new PalettedContainer<>(Block.BLOCK_STATE_REGISTRY, Blocks.AIR.defaultBlockState(), PalettedContainer.Strategy.SECTION_STATES);
|
|
- this.biomes = new PalettedContainer<>(biomeRegistry.asHolderIdMap(), biomeRegistry.getHolderOrThrow(Biomes.PLAINS), PalettedContainer.Strategy.SECTION_BIOMES);
|
|
+ this.states = new PalettedContainer<>(Block.BLOCK_STATE_REGISTRY, Blocks.AIR.defaultBlockState(), PalettedContainer.Strategy.SECTION_STATES, level == null || level.chunkPacketBlockController == null ? null : level.chunkPacketBlockController.getPresetBlockStates(level, pos, this.bottomBlockY())); // Paper - Anti-Xray - Add preset block states
|
|
+ this.biomes = new PalettedContainer<>(biomeRegistry.asHolderIdMap(), biomeRegistry.getHolderOrThrow(Biomes.PLAINS), PalettedContainer.Strategy.SECTION_BIOMES, null); // Paper - Anti-Xray - Add preset biomes
|
|
}
|
|
|
|
public static int getBottomBlockY(int chunkPos) {
|
|
@@ -184,10 +187,13 @@ public class LevelChunkSection {
|
|
this.biomes = datapaletteblock;
|
|
}
|
|
|
|
- public void write(FriendlyByteBuf buf) {
|
|
+ // Paper start - Anti-Xray - Add chunk packet info
|
|
+ @Deprecated @io.papermc.paper.annotation.DoNotUse public void write(FriendlyByteBuf buf) { this.write(buf, null); }
|
|
+ public void write(FriendlyByteBuf buf, com.destroystokyo.paper.antixray.ChunkPacketInfo<BlockState> chunkPacketInfo) {
|
|
buf.writeShort(this.nonEmptyBlockCount);
|
|
- this.states.write(buf);
|
|
- this.biomes.write(buf);
|
|
+ this.states.write(buf, chunkPacketInfo, this.bottomBlockY());
|
|
+ this.biomes.write(buf, null, this.bottomBlockY());
|
|
+ // Paper end
|
|
}
|
|
|
|
public int getSerializedSize() {
|
|
diff --git a/src/main/java/net/minecraft/world/level/chunk/PalettedContainer.java b/src/main/java/net/minecraft/world/level/chunk/PalettedContainer.java
|
|
index cd82985b0aa821dccc0484f328407381d58ec81f..34804dc42c7a18108126c14c1b5f3d5a9a46f83d 100644
|
|
--- a/src/main/java/net/minecraft/world/level/chunk/PalettedContainer.java
|
|
+++ b/src/main/java/net/minecraft/world/level/chunk/PalettedContainer.java
|
|
@@ -29,6 +29,7 @@ public class PalettedContainer<T> implements PaletteResize<T>, PalettedContainer
|
|
return 0;
|
|
};
|
|
public final IdMap<T> registry;
|
|
+ private final T @org.jetbrains.annotations.Nullable [] presetValues; // Paper - Anti-Xray - Add preset values
|
|
private volatile PalettedContainer.Data<T> data;
|
|
private final PalettedContainer.Strategy strategy;
|
|
private final ThreadingDetector threadingDetector = new ThreadingDetector("PalettedContainer");
|
|
@@ -41,14 +42,19 @@ public class PalettedContainer<T> implements PaletteResize<T>, PalettedContainer
|
|
this.threadingDetector.checkAndUnlock();
|
|
}
|
|
|
|
- public static <T> Codec<PalettedContainer<T>> codecRW(IdMap<T> idList, Codec<T> entryCodec, PalettedContainer.Strategy paletteProvider, T defaultValue) {
|
|
- PalettedContainerRO.Unpacker<T, PalettedContainer<T>> unpacker = PalettedContainer::unpack;
|
|
+ // Paper start - Anti-Xray - Add preset values
|
|
+ @Deprecated @io.papermc.paper.annotation.DoNotUse public static <T> Codec<PalettedContainer<T>> codecRW(IdMap<T> idList, Codec<T> entryCodec, PalettedContainer.Strategy paletteProvider, T defaultValue) { return PalettedContainer.codecRW(idList, entryCodec, paletteProvider, defaultValue, null); }
|
|
+ public static <T> Codec<PalettedContainer<T>> codecRW(IdMap<T> idList, Codec<T> entryCodec, PalettedContainer.Strategy paletteProvider, T defaultValue, T @org.jetbrains.annotations.Nullable [] presetValues) {
|
|
+ PalettedContainerRO.Unpacker<T, PalettedContainer<T>> unpacker = (idListx, paletteProviderx, serialized) -> {
|
|
+ return unpack(idListx, paletteProviderx, serialized, defaultValue, presetValues);
|
|
+ };
|
|
+ // Paper end
|
|
return codec(idList, entryCodec, paletteProvider, defaultValue, unpacker);
|
|
}
|
|
|
|
public static <T> Codec<PalettedContainerRO<T>> codecRO(IdMap<T> idList, Codec<T> entryCodec, PalettedContainer.Strategy paletteProvider, T defaultValue) {
|
|
PalettedContainerRO.Unpacker<T, PalettedContainerRO<T>> unpacker = (idListx, paletteProviderx, serialized) -> {
|
|
- return unpack(idListx, paletteProviderx, serialized).map((result) -> {
|
|
+ return unpack(idListx, paletteProviderx, serialized, defaultValue, null).map((result) -> { // Paper - Anti-Xray - Add preset values
|
|
return result;
|
|
});
|
|
};
|
|
@@ -65,19 +71,52 @@ public class PalettedContainer<T> implements PaletteResize<T>, PalettedContainer
|
|
});
|
|
}
|
|
|
|
- public PalettedContainer(IdMap<T> idList, PalettedContainer.Strategy paletteProvider, PalettedContainer.Configuration<T> dataProvider, BitStorage storage, List<T> paletteEntries) {
|
|
+ // Paper start - Anti-Xray - Add preset values
|
|
+ @Deprecated @io.papermc.paper.annotation.DoNotUse public PalettedContainer(IdMap<T> idList, PalettedContainer.Strategy paletteProvider, PalettedContainer.Configuration<T> dataProvider, BitStorage storage, List<T> paletteEntries) { this(idList, paletteProvider, dataProvider, storage, paletteEntries, null, null); }
|
|
+ public PalettedContainer(IdMap<T> idList, PalettedContainer.Strategy paletteProvider, PalettedContainer.Configuration<T> dataProvider, BitStorage storage, List<T> paletteEntries, T defaultValue, T @org.jetbrains.annotations.Nullable [] presetValues) {
|
|
+ this.presetValues = presetValues;
|
|
this.registry = idList;
|
|
this.strategy = paletteProvider;
|
|
this.data = new PalettedContainer.Data<>(dataProvider, storage, dataProvider.factory().create(dataProvider.bits(), idList, this, paletteEntries));
|
|
+
|
|
+ if (presetValues != null && (dataProvider.factory() == PalettedContainer.Strategy.SINGLE_VALUE_PALETTE_FACTORY ? this.data.palette.valueFor(0) != defaultValue : dataProvider.factory() != PalettedContainer.Strategy.GLOBAL_PALETTE_FACTORY)) {
|
|
+ // In 1.18 Mojang unfortunately removed code that already handled possible resize operations on read from disk for us
|
|
+ // We readd this here but in a smarter way than it was before
|
|
+ int maxSize = 1 << dataProvider.bits();
|
|
+
|
|
+ for (T presetValue : presetValues) {
|
|
+ if (this.data.palette.getSize() >= maxSize) {
|
|
+ java.util.Set<T> allValues = new java.util.HashSet<>(paletteEntries);
|
|
+ allValues.addAll(Arrays.asList(presetValues));
|
|
+ int newBits = Mth.ceillog2(allValues.size());
|
|
+
|
|
+ if (newBits > dataProvider.bits()) {
|
|
+ this.onResize(newBits, null);
|
|
+ }
|
|
+
|
|
+ break;
|
|
+ }
|
|
+
|
|
+ this.data.palette.idFor(presetValue);
|
|
+ }
|
|
+ }
|
|
+ // Paper end
|
|
}
|
|
|
|
- private PalettedContainer(IdMap<T> idList, PalettedContainer.Strategy paletteProvider, PalettedContainer.Data<T> data) {
|
|
+ // Paper start - Anti-Xray - Add preset values
|
|
+ private PalettedContainer(IdMap<T> idList, PalettedContainer.Strategy paletteProvider, PalettedContainer.Data<T> data, T @org.jetbrains.annotations.Nullable [] presetValues) {
|
|
+ this.presetValues = presetValues;
|
|
+ // Paper end
|
|
this.registry = idList;
|
|
this.strategy = paletteProvider;
|
|
this.data = data;
|
|
}
|
|
|
|
- public PalettedContainer(IdMap<T> idList, T object, PalettedContainer.Strategy paletteProvider) {
|
|
+ // Paper start - Anti-Xray - Add preset values
|
|
+ @Deprecated @io.papermc.paper.annotation.DoNotUse public PalettedContainer(IdMap<T> idList, T object, PalettedContainer.Strategy paletteProvider) { this(idList, object, paletteProvider, null); }
|
|
+ public PalettedContainer(IdMap<T> idList, T object, PalettedContainer.Strategy paletteProvider, T @org.jetbrains.annotations.Nullable [] presetValues) {
|
|
+ this.presetValues = presetValues;
|
|
+ // Paper end
|
|
this.strategy = paletteProvider;
|
|
this.registry = idList;
|
|
this.data = this.createOrReuseData((PalettedContainer.Data<T>)null, 0);
|
|
@@ -92,11 +131,33 @@ public class PalettedContainer<T> implements PaletteResize<T>, PalettedContainer
|
|
@Override
|
|
public int onResize(int newBits, T object) {
|
|
PalettedContainer.Data<T> data = this.data;
|
|
+
|
|
+ // Paper start - Anti-Xray - Add preset values
|
|
+ if (this.presetValues != null && object != null && data.configuration().factory() == PalettedContainer.Strategy.SINGLE_VALUE_PALETTE_FACTORY) {
|
|
+ int duplicates = 0;
|
|
+ List<T> presetValues = Arrays.asList(this.presetValues);
|
|
+ duplicates += presetValues.contains(object) ? 1 : 0;
|
|
+ duplicates += presetValues.contains(data.palette.valueFor(0)) ? 1 : 0;
|
|
+ newBits = Mth.ceillog2((1 << this.strategy.calculateBitsForSerialization(this.registry, 1 << newBits)) + presetValues.size() - duplicates);
|
|
+ }
|
|
+
|
|
PalettedContainer.Data<T> data2 = this.createOrReuseData(data, newBits);
|
|
data2.copyFrom(data.palette, data.storage);
|
|
this.data = data2;
|
|
- return data2.palette.idFor(object);
|
|
+ this.addPresetValues();
|
|
+ return object == null ? -1 : data2.palette.idFor(object);
|
|
+ // Paper end
|
|
+ }
|
|
+
|
|
+ // Paper start - Anti-Xray - Add preset values
|
|
+ private void addPresetValues() {
|
|
+ if (this.presetValues != null && this.data.configuration().factory() != PalettedContainer.Strategy.GLOBAL_PALETTE_FACTORY) {
|
|
+ for (T presetValue : this.presetValues) {
|
|
+ this.data.palette.idFor(presetValue);
|
|
+ }
|
|
+ }
|
|
}
|
|
+ // Paper end
|
|
|
|
public T getAndSet(int x, int y, int z, T value) {
|
|
this.acquire();
|
|
@@ -166,25 +227,36 @@ public class PalettedContainer<T> implements PaletteResize<T>, PalettedContainer
|
|
data.palette.read(buf);
|
|
buf.readLongArray(data.storage.getRaw());
|
|
this.data = data;
|
|
+ this.addPresetValues(); // Paper - Anti-Xray - Add preset values (inefficient, but this isn't used by the server)
|
|
} finally {
|
|
this.release();
|
|
}
|
|
|
|
}
|
|
|
|
+ // Paper start - Anti-Xray - Add chunk packet info
|
|
+ @Override
|
|
+ @Deprecated @io.papermc.paper.annotation.DoNotUse public void write(FriendlyByteBuf buf) { this.write(buf, null, 0); }
|
|
@Override
|
|
- public void write(FriendlyByteBuf buf) {
|
|
+ public void write(FriendlyByteBuf buf, @Nullable com.destroystokyo.paper.antixray.ChunkPacketInfo<T> chunkPacketInfo, int bottomBlockY) {
|
|
this.acquire();
|
|
|
|
try {
|
|
- this.data.write(buf);
|
|
+ this.data.write(buf, chunkPacketInfo, bottomBlockY);
|
|
+
|
|
+ if (chunkPacketInfo != null) {
|
|
+ // Bottom block to 0 based chunk section index
|
|
+ int chunkSectionIndex = (bottomBlockY >> 4) - chunkPacketInfo.getChunk().getMinSection();
|
|
+ chunkPacketInfo.setPresetValues(chunkSectionIndex, this.presetValues);
|
|
+ }
|
|
+ // Paper end
|
|
} finally {
|
|
this.release();
|
|
}
|
|
|
|
}
|
|
|
|
- private static <T> DataResult<PalettedContainer<T>> unpack(IdMap<T> idList, PalettedContainer.Strategy paletteProvider, PalettedContainerRO.PackedData<T> serialized) {
|
|
+ private static <T> DataResult<PalettedContainer<T>> unpack(IdMap<T> idList, PalettedContainer.Strategy paletteProvider, PalettedContainerRO.PackedData<T> serialized, T defaultValue, T @org.jetbrains.annotations.Nullable [] presetValues) { // Paper - Anti-Xray - Add preset values
|
|
List<T> list = serialized.paletteEntries();
|
|
int i = paletteProvider.size();
|
|
int j = paletteProvider.calculateBitsForSerialization(idList, list.size());
|
|
@@ -224,7 +296,7 @@ public class PalettedContainer<T> implements PaletteResize<T>, PalettedContainer
|
|
}
|
|
}
|
|
|
|
- return DataResult.success(new PalettedContainer<>(idList, paletteProvider, configuration, bitStorage, list));
|
|
+ return DataResult.success(new PalettedContainer<>(idList, paletteProvider, configuration, bitStorage, list, defaultValue, presetValues)); // Paper - Anti-Xray - Add preset values
|
|
}
|
|
|
|
@Override
|
|
@@ -284,12 +356,12 @@ public class PalettedContainer<T> implements PaletteResize<T>, PalettedContainer
|
|
}
|
|
|
|
public PalettedContainer<T> copy() {
|
|
- return new PalettedContainer<>(this.registry, this.strategy, this.data.copy());
|
|
+ return new PalettedContainer<>(this.registry, this.strategy, this.data.copy(), this.presetValues); // Paper - Anti-Xray - Add preset values
|
|
}
|
|
|
|
@Override
|
|
public PalettedContainer<T> recreate() {
|
|
- return new PalettedContainer<>(this.registry, this.data.palette.valueFor(0), this.strategy);
|
|
+ return new PalettedContainer<>(this.registry, this.data.palette.valueFor(0), this.strategy, this.presetValues); // Paper - Anti-Xray - Add preset values
|
|
}
|
|
|
|
@Override
|
|
@@ -333,9 +405,20 @@ public class PalettedContainer<T> implements PaletteResize<T>, PalettedContainer
|
|
return 1 + this.palette.getSerializedSize() + FriendlyByteBuf.getVarIntSize(this.storage.getSize()) + this.storage.getRaw().length * 8;
|
|
}
|
|
|
|
- public void write(FriendlyByteBuf buf) {
|
|
+ // Paper start - Anti-Xray - Add chunk packet info
|
|
+ public void write(FriendlyByteBuf buf, @Nullable com.destroystokyo.paper.antixray.ChunkPacketInfo<T> chunkPacketInfo, int bottomBlockY) {
|
|
buf.writeByte(this.storage.getBits());
|
|
this.palette.write(buf);
|
|
+
|
|
+ if (chunkPacketInfo != null) {
|
|
+ // Bottom block to 0 based chunk section index
|
|
+ int chunkSectionIndex = (bottomBlockY >> 4) - chunkPacketInfo.getChunk().getMinSection();
|
|
+ chunkPacketInfo.setBits(chunkSectionIndex, this.configuration.bits());
|
|
+ chunkPacketInfo.setPalette(chunkSectionIndex, this.palette);
|
|
+ chunkPacketInfo.setIndex(chunkSectionIndex, buf.writerIndex() + FriendlyByteBuf.getVarIntSize(this.storage.getRaw().length));
|
|
+ }
|
|
+ // Paper end
|
|
+
|
|
buf.writeLongArray(this.storage.getRaw());
|
|
}
|
|
|
|
diff --git a/src/main/java/net/minecraft/world/level/chunk/PalettedContainerRO.java b/src/main/java/net/minecraft/world/level/chunk/PalettedContainerRO.java
|
|
index 9a2bf744abd8916d492e901be889223591bac3fd..a27fce0f1af9776a713bf1b5277869ed5d3e0c8e 100644
|
|
--- a/src/main/java/net/minecraft/world/level/chunk/PalettedContainerRO.java
|
|
+++ b/src/main/java/net/minecraft/world/level/chunk/PalettedContainerRO.java
|
|
@@ -14,7 +14,10 @@ public interface PalettedContainerRO<T> {
|
|
|
|
void getAll(Consumer<T> action);
|
|
|
|
- void write(FriendlyByteBuf buf);
|
|
+ // Paper start - Anti-Xray - Add chunk packet info
|
|
+ @Deprecated @io.papermc.paper.annotation.DoNotUse void write(FriendlyByteBuf buf);
|
|
+ void write(FriendlyByteBuf buf, @javax.annotation.Nullable com.destroystokyo.paper.antixray.ChunkPacketInfo<T> chunkPacketInfo, int bottomBlockY);
|
|
+ // Paper end
|
|
|
|
int getSerializedSize();
|
|
|
|
diff --git a/src/main/java/net/minecraft/world/level/chunk/storage/ChunkSerializer.java b/src/main/java/net/minecraft/world/level/chunk/storage/ChunkSerializer.java
|
|
index b1c5e5ecf2488d1a6f0a5261d4ba8958de9659ae..4138ba8bdf6f359327dfc86d3402b787ae58c818 100644
|
|
--- a/src/main/java/net/minecraft/world/level/chunk/storage/ChunkSerializer.java
|
|
+++ b/src/main/java/net/minecraft/world/level/chunk/storage/ChunkSerializer.java
|
|
@@ -71,7 +71,7 @@ import org.slf4j.Logger;
|
|
|
|
public class ChunkSerializer {
|
|
|
|
- public static final Codec<PalettedContainer<BlockState>> BLOCK_STATE_CODEC = PalettedContainer.codecRW(Block.BLOCK_STATE_REGISTRY, BlockState.CODEC, PalettedContainer.Strategy.SECTION_STATES, Blocks.AIR.defaultBlockState());
|
|
+ public static final Codec<PalettedContainer<BlockState>> BLOCK_STATE_CODEC = PalettedContainer.codecRW(Block.BLOCK_STATE_REGISTRY, BlockState.CODEC, PalettedContainer.Strategy.SECTION_STATES, Blocks.AIR.defaultBlockState(), null); // Paper - Anti-Xray - Add preset block states
|
|
private static final Logger LOGGER = LogUtils.getLogger();
|
|
private static final String TAG_UPGRADE_DATA = "UpgradeData";
|
|
private static final String BLOCK_TICKS_TAG = "block_ticks";
|
|
@@ -166,16 +166,20 @@ public class ChunkSerializer {
|
|
if (k >= 0 && k < achunksection.length) {
|
|
Logger logger;
|
|
PalettedContainer datapaletteblock;
|
|
+ // Paper start - Anti-Xray - Add preset block states
|
|
+ BlockState[] presetBlockStates = world.chunkPacketBlockController.getPresetBlockStates(world, chunkPos, b0 << 4);
|
|
|
|
if (nbttagcompound1.contains("block_states", 10)) {
|
|
- dataresult = ChunkSerializer.BLOCK_STATE_CODEC.parse(NbtOps.INSTANCE, nbttagcompound1.getCompound("block_states")).promotePartial((s) -> {
|
|
+ Codec<PalettedContainer<BlockState>> blockStateCodec = presetBlockStates == null ? ChunkSerializer.BLOCK_STATE_CODEC : PalettedContainer.codecRW(Block.BLOCK_STATE_REGISTRY, BlockState.CODEC, PalettedContainer.Strategy.SECTION_STATES, Blocks.AIR.defaultBlockState(), presetBlockStates);
|
|
+ dataresult = blockStateCodec.parse(NbtOps.INSTANCE, nbttagcompound1.getCompound("block_states")).promotePartial((s) -> {
|
|
ChunkSerializer.logErrors(chunkPos, b0, s);
|
|
});
|
|
logger = ChunkSerializer.LOGGER;
|
|
Objects.requireNonNull(logger);
|
|
datapaletteblock = (PalettedContainer) ((DataResult<PalettedContainer<BlockState>>) dataresult).getOrThrow(false, logger::error); // CraftBukkit - decompile error
|
|
} else {
|
|
- datapaletteblock = new PalettedContainer<>(Block.BLOCK_STATE_REGISTRY, Blocks.AIR.defaultBlockState(), PalettedContainer.Strategy.SECTION_STATES);
|
|
+ datapaletteblock = new PalettedContainer<>(Block.BLOCK_STATE_REGISTRY, Blocks.AIR.defaultBlockState(), PalettedContainer.Strategy.SECTION_STATES, presetBlockStates);
|
|
+ // Paper end
|
|
}
|
|
|
|
PalettedContainer object; // CraftBukkit - read/write
|
|
@@ -188,7 +192,7 @@ public class ChunkSerializer {
|
|
Objects.requireNonNull(logger);
|
|
object = ((DataResult<PalettedContainer<Holder<Biome>>>) dataresult).getOrThrow(false, logger::error); // CraftBukkit - decompile error
|
|
} else {
|
|
- object = new PalettedContainer<>(iregistry.asHolderIdMap(), iregistry.getHolderOrThrow(Biomes.PLAINS), PalettedContainer.Strategy.SECTION_BIOMES);
|
|
+ object = new PalettedContainer<>(iregistry.asHolderIdMap(), iregistry.getHolderOrThrow(Biomes.PLAINS), PalettedContainer.Strategy.SECTION_BIOMES, null); // Paper - Anti-Xray - Add preset biomes
|
|
}
|
|
|
|
LevelChunkSection chunksection = new LevelChunkSection(b0, datapaletteblock, (PalettedContainer) object); // CraftBukkit - read/write
|
|
@@ -446,7 +450,7 @@ public class ChunkSerializer {
|
|
|
|
// CraftBukkit start - read/write
|
|
private static Codec<PalettedContainer<Holder<Biome>>> makeBiomeCodecRW(Registry<Biome> iregistry) {
|
|
- return PalettedContainer.codecRW(iregistry.asHolderIdMap(), iregistry.holderByNameCodec(), PalettedContainer.Strategy.SECTION_BIOMES, iregistry.getHolderOrThrow(Biomes.PLAINS));
|
|
+ return PalettedContainer.codecRW(iregistry.asHolderIdMap(), iregistry.holderByNameCodec(), PalettedContainer.Strategy.SECTION_BIOMES, iregistry.getHolderOrThrow(Biomes.PLAINS), null); // Paper - Anti-Xray - Add preset biomes
|
|
}
|
|
// CraftBukkit end
|
|
|
|
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftChunk.java b/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
|
|
index b738e1f7debac7d70910d5ac908ca9d4f60640d5..269ebe8e8826a0c89e471cb59b503900d7ebe0fa 100644
|
|
--- a/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
|
|
+++ b/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
|
|
@@ -52,7 +52,7 @@ public class CraftChunk implements Chunk {
|
|
private final ServerLevel worldServer;
|
|
private final int x;
|
|
private final int z;
|
|
- private static final PalettedContainer<net.minecraft.world.level.block.state.BlockState> emptyBlockIDs = new PalettedContainer<>(net.minecraft.world.level.block.Block.BLOCK_STATE_REGISTRY, Blocks.AIR.defaultBlockState(), PalettedContainer.Strategy.SECTION_STATES);
|
|
+ private static final PalettedContainer<net.minecraft.world.level.block.state.BlockState> emptyBlockIDs = new PalettedContainer<>(net.minecraft.world.level.block.Block.BLOCK_STATE_REGISTRY, Blocks.AIR.defaultBlockState(), PalettedContainer.Strategy.SECTION_STATES, null); // Paper - Anti-Xray - Add preset block states
|
|
private static final byte[] emptyLight = new byte[2048];
|
|
|
|
public CraftChunk(net.minecraft.world.level.chunk.LevelChunk chunk) {
|
|
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
|
|
index ca20401d795af96f6d8b9f1c10c854e8355e6899..456bb6cf7278a1418b39b9b2094abad3137bb508 100644
|
|
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
|
|
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
|
|
@@ -2266,7 +2266,7 @@ public final class CraftServer implements Server {
|
|
public ChunkGenerator.ChunkData createChunkData(World world) {
|
|
Validate.notNull(world, "World cannot be null");
|
|
ServerLevel handle = ((CraftWorld) world).getHandle();
|
|
- return new OldCraftChunkData(world.getMinHeight(), world.getMaxHeight(), handle.registryAccess().registryOrThrow(Registries.BIOME));
|
|
+ return new OldCraftChunkData(world.getMinHeight(), world.getMaxHeight(), handle.registryAccess().registryOrThrow(Registries.BIOME), world); // Paper - Anti-Xray - Add parameters
|
|
}
|
|
|
|
@Override
|
|
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
|
|
index 87efc9c4d63b7c413b37f1a1a58100bf17615509..ec934c2cb6f183c43c06ba9c4d015890d5992934 100644
|
|
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
|
|
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
|
|
@@ -419,11 +419,16 @@ public class CraftWorld extends CraftRegionAccessor implements World {
|
|
List<ServerPlayer> playersInRange = playerChunk.playerProvider.getPlayers(playerChunk.getPos(), false);
|
|
if (playersInRange.isEmpty()) return true; // Paper - rewrite player chunk loader
|
|
|
|
- ClientboundLevelChunkWithLightPacket refreshPacket = new ClientboundLevelChunkWithLightPacket(chunk, this.world.getLightEngine(), null, null, true);
|
|
+ // Paper start - Anti-Xray - Bypass
|
|
+ Map<Object, ClientboundLevelChunkWithLightPacket> refreshPackets = new HashMap<>();
|
|
for (ServerPlayer player : playersInRange) {
|
|
if (player.connection == null) continue;
|
|
|
|
- player.connection.send(refreshPacket);
|
|
+ Boolean shouldModify = chunk.getLevel().chunkPacketBlockController.shouldModify(player, chunk);
|
|
+ player.connection.send(refreshPackets.computeIfAbsent(shouldModify, s -> { // Use connection to prevent creating firing event
|
|
+ return new ClientboundLevelChunkWithLightPacket(chunk, this.world.getLightEngine(), null, null, true, (Boolean) s);
|
|
+ }));
|
|
+ // Paper end
|
|
}
|
|
// Paper - rewrite player chunk loader
|
|
|
|
diff --git a/src/main/java/org/bukkit/craftbukkit/generator/OldCraftChunkData.java b/src/main/java/org/bukkit/craftbukkit/generator/OldCraftChunkData.java
|
|
index 960405935e395a31c0300773c41413801cf0d290..4a23d03757e1735b9ebb8c003adcc0374a7d672d 100644
|
|
--- a/src/main/java/org/bukkit/craftbukkit/generator/OldCraftChunkData.java
|
|
+++ b/src/main/java/org/bukkit/craftbukkit/generator/OldCraftChunkData.java
|
|
@@ -27,8 +27,13 @@ public final class OldCraftChunkData implements ChunkGenerator.ChunkData {
|
|
private final Registry<net.minecraft.world.level.biome.Biome> biomes;
|
|
private Set<BlockPos> tiles;
|
|
private final Set<BlockPos> lights = new HashSet<>();
|
|
+ // Paper start - Anti-Xray - Add parameters
|
|
+ private final World world;
|
|
|
|
- public OldCraftChunkData(int minHeight, int maxHeight, Registry<net.minecraft.world.level.biome.Biome> biomes) {
|
|
+ @Deprecated @io.papermc.paper.annotation.DoNotUse public OldCraftChunkData(int minHeight, int maxHeight, Registry<net.minecraft.world.level.biome.Biome> biomes) { this(minHeight, maxHeight, biomes, null); }
|
|
+ public OldCraftChunkData(int minHeight, int maxHeight, Registry<net.minecraft.world.level.biome.Biome> biomes, World world) {
|
|
+ this.world = world;
|
|
+ // Paper end
|
|
this.minHeight = minHeight;
|
|
this.maxHeight = maxHeight;
|
|
this.biomes = biomes;
|
|
@@ -176,7 +181,7 @@ public final class OldCraftChunkData implements ChunkGenerator.ChunkData {
|
|
int offset = (y - this.minHeight) >> 4;
|
|
LevelChunkSection section = this.sections[offset];
|
|
if (create && section == null) {
|
|
- this.sections[offset] = section = new LevelChunkSection(offset + (this.minHeight >> 4), this.biomes);
|
|
+ this.sections[offset] = section = new LevelChunkSection(offset + (this.minHeight >> 4), this.biomes, null, this.world instanceof org.bukkit.craftbukkit.CraftWorld ? ((org.bukkit.craftbukkit.CraftWorld) this.world).getHandle() : null); // Paper - Anti-Xray - Add parameters
|
|
}
|
|
return section;
|
|
}
|