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22w14a

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This commit is contained in:
Nassim Jahnke 2022-04-06 20:37:16 +02:00
parent bd71833f18
commit dfa778942c
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GPG Key ID: 6BE3B555EBC5982B
8 changed files with 104 additions and 15 deletions
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2
build.gradle.kts
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@ -5,7 +5,7 @@ plugins {
allprojects {
group = "com.viaversion"
version = "4.3.0-22w13a-SNAPSHOT"
version = "4.3.0-22w14a-SNAPSHOT"
description = "Allow older clients to join newer server versions."
}

19
common/src/main/java/com/viaversion/viabackwards/api/rewriters/EntityRewriter.java
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@ -67,6 +67,17 @@ public abstract class EntityRewriter<T extends BackwardsProtocol> extends Entity
};
}
public PacketHandler getSpawnTrackerWithDataHandler1_19(EntityType fallingBlockType) {
return wrapper -> {
// Check against the UNMAPPED entity type
EntityType entityType = setOldEntityId(wrapper);
if (entityType == fallingBlockType) {
int blockState = wrapper.get(Type.VAR_INT, 2);
wrapper.set(Type.VAR_INT, 2, protocol.getMappingData().getNewBlockStateId(blockState));
}
};
}
public void registerSpawnTracker(ClientboundPacketType packetType) {
protocol.registerClientbound(packetType, new PacketRemapper() {
@Override
@ -79,7 +90,13 @@ public abstract class EntityRewriter<T extends BackwardsProtocol> extends Entity
});
}
private EntityType setOldEntityId(PacketWrapper wrapper) throws Exception {
/**
* Sets the mapped entity id and returns the unmapped entity type.
*
* @param wrapper packet wrapper
* @return unmapped (!) entity type
*/
protected EntityType setOldEntityId(PacketWrapper wrapper) throws Exception {
int typeId = wrapper.get(Type.VAR_INT, 1);
EntityType entityType = typeFromId(typeId);
tracker(wrapper.user()).addEntity(wrapper.get(Type.VAR_INT, 0), entityType);

43
common/src/main/java/com/viaversion/viabackwards/protocol/protocol1_18_2to1_19/Protocol1_18_2To1_19.java
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@ -71,10 +71,47 @@ public final class Protocol1_18_2To1_19 extends BackwardsProtocol<ClientboundPac
entityRewriter.register();
final SoundRewriter soundRewriter = new SoundRewriter(this);
soundRewriter.registerSound(ClientboundPackets1_19.SOUND);
soundRewriter.registerSound(ClientboundPackets1_19.ENTITY_SOUND);
soundRewriter.registerNamedSound(ClientboundPackets1_19.NAMED_SOUND);
soundRewriter.registerStopSound(ClientboundPackets1_19.STOP_SOUND);
registerClientbound(ClientboundPackets1_19.SOUND, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT); // Sound id
map(Type.VAR_INT); // Source
map(Type.INT); // X
map(Type.INT); // Y
map(Type.INT); // Z
map(Type.FLOAT); // Volume
map(Type.FLOAT); // Pitch
read(Type.LONG); // Seed
handler(soundRewriter.getSoundHandler());
}
});
registerClientbound(ClientboundPackets1_19.ENTITY_SOUND, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT); // Sound id
map(Type.VAR_INT); // Source
map(Type.VAR_INT); // Entity id
map(Type.FLOAT); // Volume
map(Type.FLOAT); // Pitch
read(Type.LONG); // Seed
handler(soundRewriter.getSoundHandler());
}
});
registerClientbound(ClientboundPackets1_19.NAMED_SOUND, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.STRING); // Sound name
map(Type.VAR_INT); // Source
map(Type.INT); // X
map(Type.INT); // Y
map(Type.INT); // Z
map(Type.FLOAT); // Volume
map(Type.FLOAT); // Pitch
read(Type.LONG); // Seed
handler(soundRewriter.getNamedSoundHandler());
}
});
new TagRewriter(this).registerGeneric(ClientboundPackets1_19.TAGS);

41
common/src/main/java/com/viaversion/viabackwards/protocol/protocol1_18_2to1_19/packets/EntityPackets1_19.java
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@ -33,6 +33,7 @@ import com.viaversion.viaversion.libs.opennbt.tag.builtin.CompoundTag;
import com.viaversion.viaversion.libs.opennbt.tag.builtin.ListTag;
import com.viaversion.viaversion.libs.opennbt.tag.builtin.StringTag;
import com.viaversion.viaversion.libs.opennbt.tag.builtin.Tag;
import com.viaversion.viaversion.protocols.protocol1_18to1_17_1.ClientboundPackets1_18;
import com.viaversion.viaversion.protocols.protocol1_19to1_18_2.ClientboundPackets1_19;
public final class EntityPackets1_19 extends EntityRewriter<Protocol1_18_2To1_19> {
@ -43,14 +44,42 @@ public final class EntityPackets1_19 extends EntityRewriter<Protocol1_18_2To1_19
@Override
protected void registerPackets() {
registerTrackerWithData(ClientboundPackets1_19.SPAWN_ENTITY, Entity1_19Types.FALLING_BLOCK);
registerSpawnTracker(ClientboundPackets1_19.SPAWN_MOB);
registerTracker(ClientboundPackets1_19.SPAWN_EXPERIENCE_ORB, Entity1_19Types.EXPERIENCE_ORB);
registerTracker(ClientboundPackets1_19.SPAWN_PAINTING, Entity1_19Types.PAINTING);
registerTracker(ClientboundPackets1_19.SPAWN_PLAYER, Entity1_19Types.PLAYER);
registerMetadataRewriter(ClientboundPackets1_19.ENTITY_METADATA, Types1_19.METADATA_LIST, Types1_18.METADATA_LIST);
registerRemoveEntities(ClientboundPackets1_19.REMOVE_ENTITIES);
protocol.registerClientbound(ClientboundPackets1_19.SPAWN_ENTITY, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT); // 0 - Entity id
map(Type.UUID); // 1 - Entity UUID
map(Type.VAR_INT); // 2 - Entity Type
map(Type.DOUBLE); // 3 - X
map(Type.DOUBLE); // 4 - Y
map(Type.DOUBLE); // 5 - Z
map(Type.BYTE); // 6 - Pitch
map(Type.BYTE); // 7 - Yaw
handler(wrapper -> {
final byte headYaw = wrapper.read(Type.BYTE);
int data = wrapper.read(Type.VAR_INT);
final EntityType entityType = setOldEntityId(wrapper);
// Hope this is right
if (entityType.isOrHasParent(Entity1_19Types.LIVINGENTITY)) {
wrapper.write(Type.BYTE, headYaw);
wrapper.setPacketType(ClientboundPackets1_18.SPAWN_MOB);
return;
}
if (entityType == Entity1_19Types.FALLING_BLOCK) {
data = protocol.getMappingData().getNewBlockStateId(data);
}
wrapper.write(Type.INT, data);
});
}
});
protocol.registerClientbound(ClientboundPackets1_19.ENTITY_EFFECT, new PacketRemapper() {
@Override
public void registerMap() {
@ -84,6 +113,7 @@ public final class EntityPackets1_19 extends EntityRewriter<Protocol1_18_2To1_19
map(Type.VAR_INT); // Chunk radius
map(Type.VAR_INT); // Read simulation distance
handler(worldDataTrackerHandler(1));
handler(playerTrackerHandler());
handler(wrapper -> {
final CompoundTag registry = wrapper.get(Type.NBT, 0);
final CompoundTag biomeRegistry = registry.get("minecraft:worldgen/biome");
@ -112,7 +142,9 @@ public final class EntityPackets1_19 extends EntityRewriter<Protocol1_18_2To1_19
@Override
protected void registerRewrites() {
filter().handler((event, meta) -> {
meta.setMetaType(Types1_18.META_TYPES.byId(meta.metaType().typeId()));
if (meta.metaType().typeId() <= Types1_18.META_TYPES.poseType.typeId()) {
meta.setMetaType(Types1_18.META_TYPES.byId(meta.metaType().typeId()));
}
final MetaType type = meta.metaType();
if (type == Types1_18.META_TYPES.particleType) {
@ -151,6 +183,9 @@ public final class EntityPackets1_19 extends EntityRewriter<Protocol1_18_2To1_19
meta.setValue(protocol.getMappingData().getNewBlockStateId(data));
});
filter().type(Entity1_19Types.PLAYER).removeIndex(19); // Last death location;
filter().type(Entity1_19Types.CAT).index(19).handler((event, meta) -> meta.setMetaType(Types1_18.META_TYPES.varIntType));
filter().type(Entity1_19Types.FROG).cancel(16); // Age
filter().type(Entity1_19Types.FROG).cancel(17); // Variant
filter().type(Entity1_19Types.FROG).cancel(18); // Tongue target

2
gradle/libs.versions.toml
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@ -3,7 +3,7 @@ metadata.format.version = "1.1"
[versions]
# ViaVersion
viaver = "4.3.0-22w13a-SNAPSHOT"
viaver = "4.3.0-22w14a-SNAPSHOT"
# Common provided
netty = "4.0.20.Final"

BIN
gradle/wrapper/gradle-wrapper.jar vendored
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2
gradle/wrapper/gradle-wrapper.properties vendored
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@ -1,5 +1,5 @@
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-7.4.1-bin.zip
distributionUrl=https\://services.gradle.org/distributions/gradle-7.4.2-bin.zip
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists

10
gradlew vendored
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@ -1,7 +1,7 @@
#!/bin/sh
#
# Copyright © 2015-2021 the original authors.
# Copyright © 2015-2021 the original authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
@ -32,10 +32,10 @@
# Busybox and similar reduced shells will NOT work, because this script
# requires all of these POSIX shell features:
# * functions;
# * expansions «$var», «${var}», «${var:-default}», «${var+SET}»,
# «${var#prefix}», «${var%suffix}», and «$( cmd )»;
# * compound commands having a testable exit status, especially «case»;
# * various built-in commands including «command», «set», and «ulimit».
# * expansions «$var», «${var}», «${var:-default}», «${var+SET}»,
# «${var#prefix}», «${var%suffix}», and «$( cmd )»;
# * compound commands having a testable exit status, especially «case»;
# * various built-in commands including «command», «set», and «ulimit».
#
# Important for patching:
#