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SparklyPaperMC/patches/server/0018-Helpful-NMS-packet-changes.patch
MrPowerGamerBR 0fd98d64ca Add more helpful NMS changes
2024-12-08 20:32:48 -03:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: MrPowerGamerBR <git@mrpowergamerbr.com>
Date: Mon, 10 Jun 2024 13:06:30 -0300
Subject: [PATCH] Helpful NMS packet changes
Some nice changes to the packet internals to make packet sending and manipulation easier for us to avoid Reflection and JVM internals (ooo theUnsafe spooky) usage
diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundAddEntityPacket.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundAddEntityPacket.java
index f66e40326c510aa3267542b1a24ed75d1ed6d3f1..797640c4f26abb32a480a611820bbcd72e43d1ac 100644
--- a/src/main/java/net/minecraft/network/protocol/game/ClientboundAddEntityPacket.java
+++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundAddEntityPacket.java
@@ -22,7 +22,7 @@ public class ClientboundAddEntityPacket implements Packet<ClientGamePacketListen
private static final double LIMIT = 3.9;
private final int id;
private final UUID uuid;
- private final EntityType<?> type;
+ public EntityType<?> type; // SparklyPaper - Helpful NMS packet changes: remove final and make public
private final double x;
private final double y;
private final double z;
@@ -180,6 +180,32 @@ public class ClientboundAddEntityPacket implements Packet<ClientGamePacketListen
return Mth.unpackDegrees(this.yHeadRot);
}
+ // SparklyPaper - Helpful NMS packet changes: expose raw rotational fields
+ public int getXaRaw() {
+ return this.xa;
+ }
+
+ public int getYaRaw() {
+ return this.ya;
+ }
+
+ public int getZaRaw() {
+ return this.za;
+ }
+
+ public byte getXRotRaw() {
+ return this.xRot;
+ }
+
+ public byte getYRotRaw() {
+ return this.yRot;
+ }
+
+ public byte getYHeadRotRaw() {
+ return this.yHeadRot;
+ }
+ // SparklyPaper end
+
public int getData() {
return this.data;
}
diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundBlockUpdatePacket.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundBlockUpdatePacket.java
index 1e8fad30c5f5be48501c7d8584caedcdc232f6c8..772848cf83a92a8ef8d734949b21f2f1d13e3fcb 100644
--- a/src/main/java/net/minecraft/network/protocol/game/ClientboundBlockUpdatePacket.java
+++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundBlockUpdatePacket.java
@@ -19,7 +19,7 @@ public class ClientboundBlockUpdatePacket implements Packet<ClientGamePacketList
ClientboundBlockUpdatePacket::new
);
private final BlockPos pos;
- public final BlockState blockState;
+ public BlockState blockState; // SparklyPaper - Helpful NMS packet changes: remove final
public ClientboundBlockUpdatePacket(BlockPos pos, BlockState state) {
this.pos = pos;
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 0a8d07bf68b0ceabd13c70196d357fce79dcc2c3..0b5abaf11508fa6c6809b73f53d6854aa3b3247c 100644
--- a/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkPacketData.java
+++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkPacketData.java
@@ -25,7 +25,7 @@ import net.minecraft.world.level.levelgen.Heightmap;
public class ClientboundLevelChunkPacketData {
private static final int TWO_MEGABYTES = 2097152;
private final CompoundTag heightmaps;
- private final byte[] buffer;
+ public byte[] buffer; // SparklyPaper - Helpful NMS packet changes: remove final and make public
private final List<ClientboundLevelChunkPacketData.BlockEntityInfo> blockEntitiesData;
// Paper start - Handle oversized block entities in chunks
private final java.util.List<net.minecraft.network.protocol.Packet<?>> extraPackets = new java.util.ArrayList<>();
diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundRotateHeadPacket.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundRotateHeadPacket.java
index ab44c24ce5f4570dee9d84b4216299bedfa800d8..99fbb958b82a3398564febb1e87e3ef4efca5b1a 100644
--- a/src/main/java/net/minecraft/network/protocol/game/ClientboundRotateHeadPacket.java
+++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundRotateHeadPacket.java
@@ -20,6 +20,13 @@ public class ClientboundRotateHeadPacket implements Packet<ClientGamePacketListe
this.yHeadRot = headYaw;
}
+ // SparklyPaper start - Helpful NMS packet changes: add entity ID constructor
+ public ClientboundRotateHeadPacket(int entityId, byte headYaw) {
+ this.entityId = entityId;
+ this.yHeadRot = headYaw;
+ }
+ // SparklyPaper end
+
private ClientboundRotateHeadPacket(FriendlyByteBuf buf) {
this.entityId = buf.readVarInt();
this.yHeadRot = buf.readByte();
diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundSectionBlocksUpdatePacket.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundSectionBlocksUpdatePacket.java
index 1a37654aff9a9c86c9f7af10a1cf721371f0c5ec..e69ff4e6bb3919340a93ed4c68bdd6c4778669a9 100644
--- a/src/main/java/net/minecraft/network/protocol/game/ClientboundSectionBlocksUpdatePacket.java
+++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundSectionBlocksUpdatePacket.java
@@ -17,9 +17,9 @@ public class ClientboundSectionBlocksUpdatePacket implements Packet<ClientGamePa
public static final StreamCodec<FriendlyByteBuf, ClientboundSectionBlocksUpdatePacket> STREAM_CODEC = Packet.codec(ClientboundSectionBlocksUpdatePacket::write, ClientboundSectionBlocksUpdatePacket::new);
private static final int POS_IN_SECTION_BITS = 12;
- private final SectionPos sectionPos;
- private final short[] positions;
- private final BlockState[] states;
+ public SectionPos sectionPos; // SparklyPaper - Helpful NMS packet changes: remove final and make public
+ public short[] positions; // SparklyPaper - Helpful NMS packet changes: remove final and make public
+ public BlockState[] states; // SparklyPaper - Helpful NMS packet changes: remove final and make public
public ClientboundSectionBlocksUpdatePacket(SectionPos sectionPos, ShortSet positions, LevelChunkSection section) {
this.sectionPos = sectionPos;
diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundSetCameraPacket.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundSetCameraPacket.java
index 799f5a8c69f295216997d52fb4bc6c56d3a18115..633f10f17eebd43e8dc7c878b9101decf31190a9 100644
--- a/src/main/java/net/minecraft/network/protocol/game/ClientboundSetCameraPacket.java
+++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundSetCameraPacket.java
@@ -18,6 +18,12 @@ public class ClientboundSetCameraPacket implements Packet<ClientGamePacketListen
this.cameraId = entity.getId();
}
+ // SparklyPaper - Helpful NMS packet changes: add direct entityId constructor
+ public ClientboundSetCameraPacket(int entityId) {
+ this.cameraId = entityId;
+ }
+ // SparklyPaper end
+
private ClientboundSetCameraPacket(FriendlyByteBuf buf) {
this.cameraId = buf.readVarInt();
}
diff --git a/src/main/java/net/minecraft/world/entity/Display.java b/src/main/java/net/minecraft/world/entity/Display.java
index e6cbf4506c75046a89fad778e138b448fb4a29a9..3b705c75b840dbb0e741f46aaa3b98180a27ecf5 100644
--- a/src/main/java/net/minecraft/world/entity/Display.java
+++ b/src/main/java/net/minecraft/world/entity/Display.java
@@ -802,7 +802,7 @@ public abstract class Display extends Entity {
public static final byte FLAG_ALIGN_RIGHT = 16;
private static final byte INITIAL_TEXT_OPACITY = -1;
public static final int INITIAL_BACKGROUND = 1073741824;
- private static final EntityDataAccessor<Component> DATA_TEXT_ID = SynchedEntityData.defineId(Display.TextDisplay.class, EntityDataSerializers.COMPONENT);
+ public static final EntityDataAccessor<Component> DATA_TEXT_ID = SynchedEntityData.defineId(Display.TextDisplay.class, EntityDataSerializers.COMPONENT); // SparklyPaper - Helpful NMS packet changes: make public
public static final EntityDataAccessor<Integer> DATA_LINE_WIDTH_ID = SynchedEntityData.defineId(Display.TextDisplay.class, EntityDataSerializers.INT);
public static final EntityDataAccessor<Integer> DATA_BACKGROUND_COLOR_ID = SynchedEntityData.defineId(
Display.TextDisplay.class, EntityDataSerializers.INT
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