PaperMC/patches/removed/1.17/No longer needed/0040-Send-absolute-position-the-first-time-an-entity-is-s.patch
2021-06-14 19:54:17 -07:00

110 lines
5.6 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jedediah Smith <jedediah@silencegreys.com>
Date: Wed, 2 Mar 2016 23:13:07 -0600
Subject: [PATCH] Send absolute position the first time an entity is seen
Not needed anymore, packet spawn sends full position
diff --git a/src/main/java/net/minecraft/server/level/ChunkMap.java b/src/main/java/net/minecraft/server/level/ChunkMap.java
index 59a5f82c9f57d760ba4959a040ce8cbf0f49e4aa..d1bc927c8b429f43de2cdad98f8b329ff4c8b4db 100644
--- a/src/main/java/net/minecraft/server/level/ChunkMap.java
+++ b/src/main/java/net/minecraft/server/level/ChunkMap.java
@@ -1301,10 +1301,14 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
private final Entity entity;
private final int range;
private SectionPos lastSectionPos;
- public final Set<ServerPlayer> seenBy = Sets.newHashSet();
+ // Paper start
+ // Replace trackedPlayers Set with a Map. The value is true until the player receives
+ // their first update (which is forced to have absolute coordinates), false afterward.
+ public java.util.Map<ServerPlayer, Boolean> trackedPlayerMap = new java.util.HashMap<>();
+ public Set<ServerPlayer> seenBy = trackedPlayerMap.keySet();
public TrackedEntity(Entity entity, int i, int j, boolean flag) {
- this.serverEntity = new ServerEntity(ChunkMap.this.level, entity, j, flag, this::broadcast, seenBy); // CraftBukkit
+ this.serverEntity = new ServerEntity(ChunkMap.this.level, entity, j, flag, this::broadcast, trackedPlayerMap); // CraftBukkit // Paper
this.entity = entity;
this.range = i;
this.lastSectionPos = SectionPos.of(entity);
@@ -1386,7 +1390,7 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
player.entitiesToRemove.remove(Integer.valueOf(this.entity.getId()));
// CraftBukkit end
- if (flag1 && this.seenBy.add(player)) {
+ if (flag1 && this.trackedPlayerMap.putIfAbsent(player, true) == null) { // Paper
this.serverEntity.addPairing(player);
}
} else if (this.seenBy.remove(player)) {
diff --git a/src/main/java/net/minecraft/server/level/ServerEntity.java b/src/main/java/net/minecraft/server/level/ServerEntity.java
index 3d386627b6d3d33da76372e4a14d0c5000eb8ffc..fa6893055fa5617742bfb4b7eff60c8139395cb6 100644
--- a/src/main/java/net/minecraft/server/level/ServerEntity.java
+++ b/src/main/java/net/minecraft/server/level/ServerEntity.java
@@ -4,6 +4,7 @@ import com.google.common.collect.Lists;
import com.mojang.datafixers.util.Pair;
import java.util.Collection;
import java.util.Collections;
+import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
@@ -51,7 +52,7 @@ public class ServerEntity {
private final Entity entity;
private final int updateInterval;
private final boolean trackDelta;
- private final Consumer<Packet<?>> broadcast;
+ private final Consumer<Packet<?>> broadcast; private Consumer<Packet<?>> getPacketConsumer() { return broadcast; } // Paper - OBFHELPER
private long xp;
private long yp;
private long zp;
@@ -66,8 +67,23 @@ public class ServerEntity {
private boolean wasOnGround;
// CraftBukkit start
private final Set<ServerPlayer> trackedPlayers;
+ // Paper start
+ private java.util.Map<ServerPlayer, Boolean> trackedPlayerMap = null;
+
+ /**
+ * Requested in https://github.com/PaperMC/Paper/issues/1537 to allow intercepting packets
+ */
+ public void sendPlayerPacket(ServerPlayer player, Packet packet) {
+ player.connection.send(packet);
+ }
+
+ public ServerEntity(ServerLevel worldserver, Entity entity, int i, boolean flag, Consumer<Packet<?>> consumer, java.util.Map<ServerPlayer, Boolean> trackedPlayers) {
+ this(worldserver, entity, i, flag, consumer, trackedPlayers.keySet());
+ trackedPlayerMap = trackedPlayers;
+ }
public ServerEntity(ServerLevel worldserver, Entity entity, int i, boolean flag, Consumer<Packet<?>> consumer, Set<ServerPlayer> trackedPlayers) {
+ // Paper end
this.trackedPlayers = trackedPlayers;
// CraftBukkit end
this.ap = Vec3.ZERO;
@@ -188,7 +204,25 @@ public class ServerEntity {
}
if (packet1 != null) {
- this.broadcast.accept(packet1);
+ // paper start
+ if (trackedPlayerMap == null || packet1 instanceof ClientboundTeleportEntityPacket) {
+ this.broadcast.accept((packet1));
+ } else {
+ ClientboundTeleportEntityPacket teleportPacket = null;
+
+ for (java.util.Map.Entry<ServerPlayer, Boolean> viewer : trackedPlayerMap.entrySet()) {
+ if (viewer.getValue()) {
+ viewer.setValue(false);
+ if (teleportPacket == null) {
+ teleportPacket = new ClientboundTeleportEntityPacket(this.entity);
+ }
+ sendPlayerPacket(viewer.getKey(), teleportPacket);
+ } else {
+ sendPlayerPacket(viewer.getKey(), packet1);
+ }
+ }
+ }
+ // Paper end
}
this.sendDirtyEntityData();