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c2c4cf44b6
Paper/Spigot-Server-Patches/0481-No-Tick-view-distance-implementation.patch
Aikar c2c4cf44b6
[Auto] Updated Upstream (CraftBukkit/Spigot) 
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

CraftBukkit Changes:
2f1810812 Improve physics code

Spigot Changes:
c3a49df2 Rebuild patches
2020-07-06 19:47:11 -04:00

677 Zeilen
39 KiB
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Originalformat Blame Verlauf

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Tue, 5 May 2020 21:23:34 -0700
Subject: [PATCH] No-Tick view distance implementation
Implements world view distance getters/setters
Per-Player is absent due to difficulty of maintaining
the diff required to make it happen.
diff --git a/src/main/java/co/aikar/timings/TimingsExport.java b/src/main/java/co/aikar/timings/TimingsExport.java
index c9164dfdb27ddf3709129c8aec54903a1df121ff..e33e889c291d37a821a4fbd40d9aac7bb079de0d 100644
--- a/src/main/java/co/aikar/timings/TimingsExport.java
+++ b/src/main/java/co/aikar/timings/TimingsExport.java
@@ -153,7 +153,8 @@ public class TimingsExport extends Thread {
pair("gamerules", toObjectMapper(world.getWorld().getGameRules(), rule -> {
return pair(rule, world.getWorld().getGameRuleValue(rule));
})),
- pair("ticking-distance", world.getChunkProvider().playerChunkMap.getEffectiveViewDistance())
+ pair("ticking-distance", world.getChunkProvider().playerChunkMap.getEffectiveViewDistance()),
+ pair("notick-viewdistance", world.getChunkProvider().playerChunkMap.getEffectiveNoTickViewDistance())
));
}));
diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index 13b89276feb76fcecaeefc166a1bc161d5931d9d..5af7e5c815752f2fd2b13c02a905796971401813 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -629,4 +629,9 @@ public class PaperWorldConfig {
phantomIgnoreCreative = getBoolean("phantoms-do-not-spawn-on-creative-players", phantomIgnoreCreative);
phantomOnlyAttackInsomniacs = getBoolean("phantoms-only-attack-insomniacs", phantomOnlyAttackInsomniacs);
}
+
+ public int noTickViewDistance;
+ private void viewDistance() {
+ this.noTickViewDistance = this.getInt("viewdistances.no-tick-view-distance", -1);
+ }
}
diff --git a/src/main/java/net/minecraft/server/Chunk.java b/src/main/java/net/minecraft/server/Chunk.java
index b65ae2d6919a67498d0646c5522735086fec00c1..7f508b9ef616071b1adeef7c00da7f4565ef4ddd 100644
--- a/src/main/java/net/minecraft/server/Chunk.java
+++ b/src/main/java/net/minecraft/server/Chunk.java
@@ -246,7 +246,51 @@ public class Chunk implements IChunkAccess {
}
protected void onNeighbourChange(final long bitsetBefore, final long bitsetAfter) {
+ // Paper start - no-tick view distance
+ ChunkProviderServer chunkProviderServer = ((WorldServer)this.world).getChunkProvider();
+ PlayerChunkMap chunkMap = chunkProviderServer.playerChunkMap;
+ // this code handles the addition of ticking tickets - the distance map handles the removal
+ if (!areNeighboursLoaded(bitsetBefore, 2) && areNeighboursLoaded(bitsetAfter, 2)) {
+ if (chunkMap.playerViewDistanceTickMap.getObjectsInRange(this.coordinateKey) != null) {
+ // now we're ready for entity ticking
+ chunkProviderServer.serverThreadQueue.execute(() -> {
+ // double check that this condition still holds.
+ if (Chunk.this.areNeighboursLoaded(2) && chunkMap.playerViewDistanceTickMap.getObjectsInRange(Chunk.this.coordinateKey) != null) {
+ chunkProviderServer.addTicketAtLevel(TicketType.PLAYER, Chunk.this.loc, 31, Chunk.this.loc); // 31 -> entity ticking, TODO check on update
+ }
+ });
+ }
+ }
+ // this code handles the chunk sending
+ if (!areNeighboursLoaded(bitsetBefore, 1) && areNeighboursLoaded(bitsetAfter, 1)) {
+ if (chunkMap.playerViewDistanceBroadcastMap.getObjectsInRange(this.coordinateKey) != null) {
+ // now we're ready to send
+ chunkMap.mailboxMain.a(ChunkTaskQueueSorter.a(chunkMap.getUpdatingChunk(this.coordinateKey), (() -> { // Copied frm PlayerChunkMap
+ // double check that this condition still holds.
+ if (!Chunk.this.areNeighboursLoaded(1)) {
+ return;
+ }
+ com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<EntityPlayer> inRange = chunkMap.playerViewDistanceBroadcastMap.getObjectsInRange(Chunk.this.coordinateKey);
+ if (inRange == null) {
+ return;
+ }
+
+ // broadcast
+ Object[] backingSet = inRange.getBackingSet();
+ Packet[] chunkPackets = new Packet[2];
+ for (int index = 0, len = backingSet.length; index < len; ++index) {
+ Object temp = backingSet[index];
+ if (!(temp instanceof EntityPlayer)) {
+ continue;
+ }
+ EntityPlayer player = (EntityPlayer)temp;
+ chunkMap.sendChunk(player, chunkPackets, Chunk.this);
+ }
+ })));
+ }
+ }
+ // Paper end - no-tick view distance
}
public final boolean isAnyNeighborsLoaded() {
diff --git a/src/main/java/net/minecraft/server/ChunkMapDistance.java b/src/main/java/net/minecraft/server/ChunkMapDistance.java
index 7e57a53ec614a2f7d2672edff9d7c0e0dca42377..c072f61e8c88eac8335acd660d8ff0e2f9db819e 100644
--- a/src/main/java/net/minecraft/server/ChunkMapDistance.java
+++ b/src/main/java/net/minecraft/server/ChunkMapDistance.java
@@ -262,7 +262,7 @@ public abstract class ChunkMapDistance {
return s;
}
- protected void a(int i) {
+ protected void setNoTickViewDistance(int i) { // Paper - force abi breakage on usage change
this.g.a(i);
}
@@ -381,7 +381,7 @@ public abstract class ChunkMapDistance {
private void a(long i, int j, boolean flag, boolean flag1) {
if (flag != flag1) {
- Ticket<?> ticket = new Ticket<>(TicketType.PLAYER, ChunkMapDistance.b, new ChunkCoordIntPair(i));
+ Ticket<?> ticket = new Ticket<>(TicketType.PLAYER, 33, new ChunkCoordIntPair(i)); // Paper - no-tick view distance
if (flag1) {
ChunkMapDistance.this.j.a(ChunkTaskQueueSorter.a(() -> {
diff --git a/src/main/java/net/minecraft/server/EntityPlayer.java b/src/main/java/net/minecraft/server/EntityPlayer.java
index 70dda78684c1dc620fec5e4132a4b013bcaff37e..6e0882e7e396f76b451e11c6cc6959e813de0a1f 100644
--- a/src/main/java/net/minecraft/server/EntityPlayer.java
+++ b/src/main/java/net/minecraft/server/EntityPlayer.java
@@ -115,6 +115,8 @@ public class EntityPlayer extends EntityHuman implements ICrafting {
double lastEntitySpawnRadiusSquared; // Paper - optimise isOutsideRange, this field is in blocks
+ boolean needsChunkCenterUpdate; // Paper - no-tick view distance
+
public EntityPlayer(MinecraftServer minecraftserver, WorldServer worldserver, GameProfile gameprofile, PlayerInteractManager playerinteractmanager) {
super(worldserver, worldserver.getSpawn(), gameprofile);
this.spawnDimension = World.OVERWORLD;
diff --git a/src/main/java/net/minecraft/server/MCUtil.java b/src/main/java/net/minecraft/server/MCUtil.java
index a68e4fc411ae84f12b1ca7443fa66f6325712af8..d24b5fa7e77bb18626459f6c3ab4aa20a7512712 100644
--- a/src/main/java/net/minecraft/server/MCUtil.java
+++ b/src/main/java/net/minecraft/server/MCUtil.java
@@ -620,7 +620,8 @@ public final class MCUtil {
});
worldData.addProperty("name", world.getWorld().getName());
- worldData.addProperty("view-distance", world.spigotConfig.viewDistance);
+ worldData.addProperty("view-distance", world.getChunkProvider().playerChunkMap.getEffectiveViewDistance());
+ worldData.addProperty("no-view-distance", world.getChunkProvider().playerChunkMap.getRawNoTickViewDistance());
worldData.addProperty("keep-spawn-loaded", world.keepSpawnInMemory);
worldData.addProperty("keep-spawn-loaded-range", world.paperConfig.keepLoadedRange);
worldData.addProperty("visible-chunk-count", visibleChunks.size());
diff --git a/src/main/java/net/minecraft/server/PlayerChunk.java b/src/main/java/net/minecraft/server/PlayerChunk.java
index 7f660d3c528f5fb4150e4ee8b29913436f125b06..40347212ad1bcf857d5b8ddb0ee6a698e2568201 100644
--- a/src/main/java/net/minecraft/server/PlayerChunk.java
+++ b/src/main/java/net/minecraft/server/PlayerChunk.java
@@ -55,6 +55,18 @@ public class PlayerChunk {
}
// Paper end - optimise isOutsideOfRange
+ // Paper start - no-tick view distance
+ public final Chunk getSendingChunk() {
+ // it's important that we use getChunkAtIfLoadedImmediately to mirror the chunk sending logic used
+ // in Chunk's neighbour callback
+ Chunk ret = this.chunkMap.world.getChunkProvider().getChunkAtIfLoadedImmediately(this.location.x, this.location.z);
+ if (ret != null && ret.areNeighboursLoaded(1)) {
+ return ret;
+ }
+ return null;
+ }
+ // Paper end - no-tick view distance
+
public PlayerChunk(ChunkCoordIntPair chunkcoordintpair, int i, LightEngine lightengine, PlayerChunk.c playerchunk_c, PlayerChunk.d playerchunk_d) {
this.statusFutures = new AtomicReferenceArray(PlayerChunk.CHUNK_STATUSES.size());
this.fullChunkFuture = PlayerChunk.UNLOADED_CHUNK_FUTURE;
@@ -210,7 +222,7 @@ public class PlayerChunk {
}
public void a(int i, int j, int k) {
- Chunk chunk = this.getChunk();
+ Chunk chunk = this.getSendingChunk(); // Paper - no-tick view distance
if (chunk != null) {
this.r |= 1 << (j >> 4);
@@ -230,7 +242,7 @@ public class PlayerChunk {
}
public void a(EnumSkyBlock enumskyblock, int i) {
- Chunk chunk = this.getChunk();
+ Chunk chunk = this.getSendingChunk(); // Paper - no-tick view distance
if (chunk != null) {
chunk.setNeedsSaving(true);
@@ -303,9 +315,48 @@ public class PlayerChunk {
}
private void a(Packet<?> packet, boolean flag) {
- this.players.a(this.location, flag).forEach((entityplayer) -> {
- entityplayer.playerConnection.sendPacket(packet);
- });
+ // Paper start - per player view distance
+ // there can be potential desync with player's last mapped section and the view distance map, so use the
+ // view distance map here.
+ com.destroystokyo.paper.util.misc.PlayerAreaMap viewDistanceMap = this.chunkMap.playerViewDistanceBroadcastMap;
+ com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<EntityPlayer> players = viewDistanceMap.getObjectsInRange(this.location);
+ if (players == null) {
+ return;
+ }
+
+ if (flag) { // flag -> border only
+ Object[] backingSet = players.getBackingSet();
+ for (int i = 0, len = backingSet.length; i < len; ++i) {
+ Object temp = backingSet[i];
+ if (!(temp instanceof EntityPlayer)) {
+ continue;
+ }
+ EntityPlayer player = (EntityPlayer)temp;
+
+ int viewDistance = viewDistanceMap.getLastViewDistance(player);
+ long lastPosition = viewDistanceMap.getLastCoordinate(player);
+
+ int distX = Math.abs(MCUtil.getCoordinateX(lastPosition) - this.location.x);
+ int distZ = Math.abs(MCUtil.getCoordinateZ(lastPosition) - this.location.z);
+
+ if (Math.max(distX, distZ) == viewDistance) {
+ player.playerConnection.sendPacket(packet);
+ }
+ }
+ } else {
+ Object[] backingSet = players.getBackingSet();
+ for (int i = 0, len = backingSet.length; i < len; ++i) {
+ Object temp = backingSet[i];
+ if (!(temp instanceof EntityPlayer)) {
+ continue;
+ }
+ EntityPlayer player = (EntityPlayer)temp;
+ player.playerConnection.sendPacket(packet);
+ }
+ }
+
+ return;
+ // Paper end - per player view distance
}
public CompletableFuture<Either<IChunkAccess, PlayerChunk.Failure>> a(ChunkStatus chunkstatus, PlayerChunkMap playerchunkmap) {
diff --git a/src/main/java/net/minecraft/server/PlayerChunkMap.java b/src/main/java/net/minecraft/server/PlayerChunkMap.java
index 026562c72d7e95345d9369c6d6331cf6cedb8f17..fe343f70ce8024c86363637fda8e5c09cc6e60a9 100644
--- a/src/main/java/net/minecraft/server/PlayerChunkMap.java
+++ b/src/main/java/net/minecraft/server/PlayerChunkMap.java
@@ -95,7 +95,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
private boolean updatingChunksModified;
private final ChunkTaskQueueSorter p;
private final Mailbox<ChunkTaskQueueSorter.a<Runnable>> mailboxWorldGen;
- private final Mailbox<ChunkTaskQueueSorter.a<Runnable>> mailboxMain;
+ final Mailbox<ChunkTaskQueueSorter.a<Runnable>> mailboxMain; // Paper - private -> package private
public final WorldLoadListener worldLoadListener;
public final PlayerChunkMap.a chunkDistanceManager; public final PlayerChunkMap.a getChunkMapDistanceManager() { return this.chunkDistanceManager; } // Paper - OBFHELPER
private final AtomicInteger u;
@@ -170,6 +170,22 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
public final com.destroystokyo.paper.util.misc.PlayerAreaMap playerMobSpawnMap; // this map is absent from updateMaps since it's controlled at the start of the chunkproviderserver tick
public final com.destroystokyo.paper.util.misc.PlayerAreaMap playerChunkTickRangeMap;
// Paper end - optimise PlayerChunkMap#isOutsideRange
+ // Paper start - no-tick view distance
+ int noTickViewDistance;
+ public final int getRawNoTickViewDistance() {
+ return this.noTickViewDistance;
+ }
+ public final int getEffectiveNoTickViewDistance() {
+ return this.noTickViewDistance == -1 ? this.getEffectiveViewDistance() : this.noTickViewDistance;
+ }
+ public final int getLoadViewDistance() {
+ return Math.max(this.getEffectiveViewDistance(), this.getEffectiveNoTickViewDistance());
+ }
+
+ public final com.destroystokyo.paper.util.misc.PlayerAreaMap playerViewDistanceBroadcastMap;
+ public final com.destroystokyo.paper.util.misc.PlayerAreaMap playerViewDistanceTickMap;
+ public final com.destroystokyo.paper.util.misc.PlayerAreaMap playerViewDistanceNoTickMap;
+ // Paper end - no-tick view distance
void addPlayerToDistanceMaps(EntityPlayer player) {
int chunkX = MCUtil.getChunkCoordinate(player.locX());
@@ -186,6 +202,19 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
// Paper start - optimise PlayerChunkMap#isOutsideRange
this.playerChunkTickRangeMap.add(player, chunkX, chunkZ, ChunkMapDistance.MOB_SPAWN_RANGE);
// Paper end - optimise PlayerChunkMap#isOutsideRange
+ // Paper start - no-tick view distance
+ int effectiveTickViewDistance = this.getEffectiveViewDistance();
+ int effectiveNoTickViewDistance = Math.max(this.getEffectiveNoTickViewDistance(), effectiveTickViewDistance);
+
+ if (!this.cannotLoadChunks(player)) {
+ this.playerViewDistanceTickMap.add(player, chunkX, chunkZ, effectiveTickViewDistance);
+ this.playerViewDistanceNoTickMap.add(player, chunkX, chunkZ, effectiveNoTickViewDistance + 2); // clients need chunk 1 neighbour, and we need another 1 for sending those extra neighbours (as we require neighbours to send)
+ }
+
+ player.needsChunkCenterUpdate = true;
+ this.playerViewDistanceBroadcastMap.add(player, chunkX, chunkZ, effectiveNoTickViewDistance + 1); // clients need an extra neighbour to render the full view distance configured
+ player.needsChunkCenterUpdate = false;
+ // Paper end - no-tick view distance
}
void removePlayerFromDistanceMaps(EntityPlayer player) {
@@ -198,6 +227,11 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
this.playerMobSpawnMap.remove(player);
this.playerChunkTickRangeMap.remove(player);
// Paper end - optimise PlayerChunkMap#isOutsideRange
+ // Paper start - no-tick view distance
+ this.playerViewDistanceBroadcastMap.remove(player);
+ this.playerViewDistanceTickMap.remove(player);
+ this.playerViewDistanceNoTickMap.remove(player);
+ // Paper end - no-tick view distance
}
void updateMaps(EntityPlayer player) {
@@ -215,6 +249,19 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
// Paper start - optimise PlayerChunkMap#isOutsideRange
this.playerChunkTickRangeMap.update(player, chunkX, chunkZ, ChunkMapDistance.MOB_SPAWN_RANGE);
// Paper end - optimise PlayerChunkMap#isOutsideRange
+ // Paper start - no-tick view distance
+ int effectiveTickViewDistance = this.getEffectiveViewDistance();
+ int effectiveNoTickViewDistance = Math.max(this.getEffectiveNoTickViewDistance(), effectiveTickViewDistance);
+
+ if (!this.cannotLoadChunks(player)) {
+ this.playerViewDistanceTickMap.update(player, chunkX, chunkZ, effectiveTickViewDistance);
+ this.playerViewDistanceNoTickMap.update(player, chunkX, chunkZ, effectiveNoTickViewDistance + 2); // clients need chunk 1 neighbour, and we need another 1 for sending those extra neighbours (as we require neighbours to send)
+ }
+
+ player.needsChunkCenterUpdate = true;
+ this.playerViewDistanceBroadcastMap.update(player, chunkX, chunkZ, effectiveNoTickViewDistance + 1); // clients need an extra neighbour to render the full view distance configured
+ player.needsChunkCenterUpdate = false;
+ // Paper end - no-tick view distance
}
// Paper end
@@ -322,6 +369,45 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
}
});
// Paper end - optimise PlayerChunkMap#isOutsideRange
+ // Paper start - no-tick view distance
+ this.setNoTickViewDistance(this.world.paperConfig.noTickViewDistance);
+ this.playerViewDistanceTickMap = new com.destroystokyo.paper.util.misc.PlayerAreaMap(this.pooledLinkedPlayerHashSets,
+ (EntityPlayer player, int rangeX, int rangeZ, int currPosX, int currPosZ, int prevPosX, int prevPosZ,
+ com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<EntityPlayer> newState) -> {
+ if (newState.size() != 1) {
+ return;
+ }
+ Chunk chunk = PlayerChunkMap.this.world.getChunkProvider().getChunkAtIfLoadedMainThreadNoCache(rangeX, rangeZ);
+ if (chunk == null || !chunk.areNeighboursLoaded(2)) {
+ return;
+ }
+
+ ChunkCoordIntPair chunkPos = new ChunkCoordIntPair(rangeX, rangeZ);
+ PlayerChunkMap.this.world.getChunkProvider().addTicketAtLevel(TicketType.PLAYER, chunkPos, 31, chunkPos); // entity ticking level, TODO check on update
+ },
+ (EntityPlayer player, int rangeX, int rangeZ, int currPosX, int currPosZ, int prevPosX, int prevPosZ,
+ com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<EntityPlayer> newState) -> {
+ if (newState != null) {
+ return;
+ }
+ ChunkCoordIntPair chunkPos = new ChunkCoordIntPair(rangeX, rangeZ);
+ PlayerChunkMap.this.world.getChunkProvider().removeTicketAtLevel(TicketType.PLAYER, chunkPos, 31, chunkPos); // entity ticking level, TODO check on update
+ });
+ this.playerViewDistanceNoTickMap = new com.destroystokyo.paper.util.misc.PlayerAreaMap(this.pooledLinkedPlayerHashSets);
+ this.playerViewDistanceBroadcastMap = new com.destroystokyo.paper.util.misc.PlayerAreaMap(this.pooledLinkedPlayerHashSets,
+ (EntityPlayer player, int rangeX, int rangeZ, int currPosX, int currPosZ, int prevPosX, int prevPosZ,
+ com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<EntityPlayer> newState) -> {
+ if (player.needsChunkCenterUpdate) {
+ player.needsChunkCenterUpdate = false;
+ player.playerConnection.sendPacket(new PacketPlayOutViewCentre(currPosX, currPosZ));
+ }
+ PlayerChunkMap.this.sendChunk(player, new ChunkCoordIntPair(rangeX, rangeZ), new Packet[2], false, true); // unloaded, loaded
+ },
+ (EntityPlayer player, int rangeX, int rangeZ, int currPosX, int currPosZ, int prevPosX, int prevPosZ,
+ com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<EntityPlayer> newState) -> {
+ PlayerChunkMap.this.sendChunk(player, new ChunkCoordIntPair(rangeX, rangeZ), null, true, false); // unloaded, loaded
+ });
+ // Paper end - no-tick view distance
}
public void updatePlayerMobTypeMap(Entity entity) {
@@ -1140,15 +1226,11 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
completablefuture1.thenAcceptAsync((either) -> {
either.mapLeft((chunk) -> {
this.u.getAndIncrement();
- Packet<?>[] apacket = new Packet[2];
-
- this.a(chunkcoordintpair, false).forEach((entityplayer) -> {
- this.a(entityplayer, apacket, chunk);
- });
+ // Paper - no-tick view distance - moved to Chunk neighbour update
return Either.left(chunk);
});
}, (runnable) -> {
- this.mailboxMain.a(ChunkTaskQueueSorter.a(playerchunk, runnable));
+ this.mailboxMain.a(ChunkTaskQueueSorter.a(playerchunk, runnable)); // Paper - diff on change, this is the scheduling method copied in Chunk used to schedule chunk broadcasts (on change it needs to be copied again)
});
return completablefuture1;
}
@@ -1243,32 +1325,38 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
}
}
- protected void setViewDistance(int i) {
- int j = MathHelper.clamp(i + 1, 3, 33);
+ public void setViewDistance(int i) { // Paper - public
+ int j = MathHelper.clamp(i + 1, 3, 33); // Paper - diff on change, these make the lower view distance limit 2 and the upper 32
if (j != this.viewDistance) {
int k = this.viewDistance;
this.viewDistance = j;
- this.chunkDistanceManager.a(this.viewDistance);
- ObjectIterator objectiterator = this.updatingChunks.values().iterator();
+ this.setNoTickViewDistance(this.getRawNoTickViewDistance()); //Paper - no-tick view distance - propagate changes to no-tick, which does the actual chunk loading/sending
+ }
- while (objectiterator.hasNext()) {
- PlayerChunk playerchunk = (PlayerChunk) objectiterator.next();
- ChunkCoordIntPair chunkcoordintpair = playerchunk.i();
- Packet<?>[] apacket = new Packet[2];
+ }
- this.a(chunkcoordintpair, false).forEach((entityplayer) -> {
- int l = b(chunkcoordintpair, entityplayer, true);
- boolean flag = l <= k;
- boolean flag1 = l <= this.viewDistance;
+ // Paper start - no-tick view distance
+ public final void setNoTickViewDistance(int viewDistance) {
+ viewDistance = viewDistance == -1 ? -1 : MathHelper.clamp(viewDistance, 2, 32);
- this.sendChunk(entityplayer, chunkcoordintpair, apacket, flag, flag1);
- });
+ this.noTickViewDistance = viewDistance;
+ int loadViewDistance = this.getLoadViewDistance();
+ this.chunkDistanceManager.setNoTickViewDistance(loadViewDistance + 2 + 2); // add 2 to account for the change to 31 -> 33 tickets // see notes in the distance map updating for the other + 2
+
+ if (this.world != null && this.world.players != null) { // this can be called from constructor, where these aren't set
+ for (EntityPlayer player : this.world.players) {
+ PlayerConnection connection = player.playerConnection;
+ if (connection != null) {
+ // moved in from PlayerList
+ connection.sendPacket(new PacketPlayOutViewDistance(loadViewDistance));
+ }
+ this.updateMaps(player);
}
}
-
}
+ // Paper end - no-tick view distance
protected void sendChunk(EntityPlayer entityplayer, ChunkCoordIntPair chunkcoordintpair, Packet<?>[] apacket, boolean flag, boolean flag1) {
if (entityplayer.world == this.world) {
@@ -1276,7 +1364,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
PlayerChunk playerchunk = this.getVisibleChunk(chunkcoordintpair.pair());
if (playerchunk != null) {
- Chunk chunk = playerchunk.getChunk();
+ Chunk chunk = playerchunk.getSendingChunk(); // Paper - no-tick view distance
if (chunk != null) {
this.a(entityplayer, apacket, chunk);
@@ -1537,6 +1625,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
}
// Paper end - optimise isOutsideOfRange
+ private boolean cannotLoadChunks(EntityPlayer entityplayer) { return this.b(entityplayer); } // Paper - OBFHELPER
private boolean b(EntityPlayer entityplayer) {
return entityplayer.isSpectator() && !this.world.getGameRules().getBoolean(GameRules.SPECTATORS_GENERATE_CHUNKS);
}
@@ -1564,13 +1653,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
this.removePlayerFromDistanceMaps(entityplayer); // Paper - distance maps
}
- for (int k = i - this.viewDistance; k <= i + this.viewDistance; ++k) {
- for (int l = j - this.viewDistance; l <= j + this.viewDistance; ++l) {
- ChunkCoordIntPair chunkcoordintpair = new ChunkCoordIntPair(k, l);
-
- this.sendChunk(entityplayer, chunkcoordintpair, new Packet[2], !flag, flag);
- }
- }
+ // Paper - broadcast view distance map handles this (see remove/add calls above)
}
@@ -1578,7 +1661,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
SectionPosition sectionposition = SectionPosition.a((Entity) entityplayer);
entityplayer.a(sectionposition);
- entityplayer.playerConnection.sendPacket(new PacketPlayOutViewCentre(sectionposition.a(), sectionposition.c()));
+ // Paper - distance map handles this now
return sectionposition;
}
@@ -1623,6 +1706,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
int k1;
int l1;
+ /* // Paper start - replaced by distance map
if (Math.abs(i1 - i) <= this.viewDistance * 2 && Math.abs(j1 - j) <= this.viewDistance * 2) {
k1 = Math.min(i, i1) - this.viewDistance;
l1 = Math.min(j, j1) - this.viewDistance;
@@ -1660,7 +1744,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
this.sendChunk(entityplayer, chunkcoordintpair1, new Packet[2], false, true);
}
}
- }
+ }*/ // Paper end - replaced by distance map
this.updateMaps(entityplayer); // Paper - distance maps
@@ -1668,11 +1752,46 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
@Override
public Stream<EntityPlayer> a(ChunkCoordIntPair chunkcoordintpair, boolean flag) {
- return this.playerMap.a(chunkcoordintpair.pair()).filter((entityplayer) -> {
- int i = b(chunkcoordintpair, entityplayer, true);
+ // Paper start - per player view distance
+ // there can be potential desync with player's last mapped section and the view distance map, so use the
+ // view distance map here.
+ com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<EntityPlayer> inRange = this.playerViewDistanceBroadcastMap.getObjectsInRange(chunkcoordintpair);
- return i > this.viewDistance ? false : !flag || i == this.viewDistance;
- });
+ if (inRange == null) {
+ return Stream.empty();
+ }
+ // all current cases are inlined so we wont hit this code, it's just in case plugins or future updates use it
+ List<EntityPlayer> players = new java.util.ArrayList<>();
+ Object[] backingSet = inRange.getBackingSet();
+
+ if (flag) { // flag -> border only
+ for (int i = 0, len = backingSet.length; i < len; ++i) {
+ Object temp = backingSet[i];
+ if (!(temp instanceof EntityPlayer)) {
+ continue;
+ }
+ EntityPlayer player = (EntityPlayer)temp;
+ int viewDistance = this.playerViewDistanceBroadcastMap.getLastViewDistance(player);
+ long lastPosition = this.playerViewDistanceBroadcastMap.getLastCoordinate(player);
+
+ int distX = Math.abs(MCUtil.getCoordinateX(lastPosition) - chunkcoordintpair.x);
+ int distZ = Math.abs(MCUtil.getCoordinateZ(lastPosition) - chunkcoordintpair.z);
+ if (Math.max(distX, distZ) == viewDistance) {
+ players.add(player);
+ }
+ }
+ } else {
+ for (int i = 0, len = backingSet.length; i < len; ++i) {
+ Object temp = backingSet[i];
+ if (!(temp instanceof EntityPlayer)) {
+ continue;
+ }
+ EntityPlayer player = (EntityPlayer)temp;
+ players.add(player);
+ }
+ }
+ return players.stream();
+ // Paper end - per player view distance
}
protected void addEntity(Entity entity) {
@@ -1830,6 +1949,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
}
+ final void sendChunk(EntityPlayer entityplayer, Packet<?>[] apacket, Chunk chunk) { this.a(entityplayer, apacket, chunk); } // Paper - OBFHELPER
private void a(EntityPlayer entityplayer, Packet<?>[] apacket, Chunk chunk) {
if (apacket[0] == null) {
apacket[0] = new PacketPlayOutMapChunk(chunk, 65535, true);
@@ -2015,7 +2135,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
ChunkCoordIntPair chunkcoordintpair = new ChunkCoordIntPair(this.tracker.chunkX, this.tracker.chunkZ);
PlayerChunk playerchunk = PlayerChunkMap.this.getVisibleChunk(chunkcoordintpair.pair());
- if (playerchunk != null && playerchunk.getChunk() != null) {
+ if (playerchunk != null && playerchunk.getSendingChunk() != null) { // Paper - no-tick view distance
flag1 = PlayerChunkMap.b(chunkcoordintpair, entityplayer, false) <= PlayerChunkMap.this.viewDistance;
}
}
diff --git a/src/main/java/net/minecraft/server/PlayerList.java b/src/main/java/net/minecraft/server/PlayerList.java
index 3d110c998f6b28e55055637bbfeff6f2ebdb2747..59f00891ee2d1641678d4903a365cb94247bf08f 100644
--- a/src/main/java/net/minecraft/server/PlayerList.java
+++ b/src/main/java/net/minecraft/server/PlayerList.java
@@ -175,7 +175,7 @@ public abstract class PlayerList {
boolean flag1 = gamerules.getBoolean(GameRules.REDUCED_DEBUG_INFO);
// Spigot - view distance
- playerconnection.sendPacket(new PacketPlayOutLogin(entityplayer.getId(), entityplayer.playerInteractManager.getGameMode(), entityplayer.playerInteractManager.c(), BiomeManager.a(worldserver1.getSeed()), worlddata.isHardcore(), this.server.E(), this.s, worldserver1.getTypeKey(), worldserver1.getDimensionKey(), this.getMaxPlayers(), worldserver1.spigotConfig.viewDistance, flag1, !flag, worldserver1.isDebugWorld(), worldserver1.isFlatWorld()));
+ playerconnection.sendPacket(new PacketPlayOutLogin(entityplayer.getId(), entityplayer.playerInteractManager.getGameMode(), entityplayer.playerInteractManager.c(), BiomeManager.a(worldserver1.getSeed()), worlddata.isHardcore(), this.server.E(), this.s, worldserver1.getTypeKey(), worldserver1.getDimensionKey(), this.getMaxPlayers(), worldserver1.getChunkProvider().playerChunkMap.getLoadViewDistance(), flag1, !flag, worldserver1.isDebugWorld(), worldserver1.isFlatWorld())); // Paper - no-tick view distance
entityplayer.getBukkitEntity().sendSupportedChannels(); // CraftBukkit
playerconnection.sendPacket(new PacketPlayOutCustomPayload(PacketPlayOutCustomPayload.a, (new PacketDataSerializer(Unpooled.buffer())).a(this.getServer().getServerModName())));
playerconnection.sendPacket(new PacketPlayOutServerDifficulty(worlddata.getDifficulty(), worlddata.isDifficultyLocked()));
@@ -814,7 +814,7 @@ public abstract class PlayerList {
// CraftBukkit start
WorldData worlddata = worldserver1.getWorldData();
entityplayer1.playerConnection.sendPacket(new PacketPlayOutRespawn(worldserver1.getTypeKey(), worldserver1.getDimensionKey(), BiomeManager.a(worldserver1.getSeed()), entityplayer1.playerInteractManager.getGameMode(), entityplayer1.playerInteractManager.c(), worldserver1.isDebugWorld(), worldserver1.isFlatWorld(), flag));
- entityplayer1.playerConnection.sendPacket(new PacketPlayOutViewDistance(worldserver1.spigotConfig.viewDistance)); // Spigot
+ entityplayer1.playerConnection.sendPacket(new PacketPlayOutViewDistance(worldserver1.getChunkProvider().playerChunkMap.getLoadViewDistance())); // Spigot // Paper - no-tick view distance
entityplayer1.spawnIn(worldserver1);
entityplayer1.dead = false;
entityplayer1.playerConnection.teleport(new Location(worldserver1.getWorld(), entityplayer1.locX(), entityplayer1.locY(), entityplayer1.locZ(), entityplayer1.yaw, entityplayer1.pitch));
@@ -1281,7 +1281,7 @@ public abstract class PlayerList {
public void a(int i) {
this.viewDistance = i;
- this.sendAll(new PacketPlayOutViewDistance(i));
+ //this.sendAll(new PacketPlayOutViewDistance(i)); // Paper - move into setViewDistance
Iterator iterator = this.server.getWorlds().iterator();
while (iterator.hasNext()) {
diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
index 24047e02c0232217be6ced5708daef754d74e280..302b0eda863dcaf7eeea7b0e1820929a46f44c54 100644
--- a/src/main/java/net/minecraft/server/World.java
+++ b/src/main/java/net/minecraft/server/World.java
@@ -508,8 +508,13 @@ public abstract class World implements GeneratorAccess, AutoCloseable {
this.b(blockposition, iblockdata1, iblockdata2);
}
- if ((i & 2) != 0 && (!this.isClientSide || (i & 4) == 0) && (this.isClientSide || chunk == null || (chunk.getState() != null && chunk.getState().isAtLeast(PlayerChunk.State.TICKING)))) { // allow chunk to be null here as chunk.isReady() is false when we send our notification during block placement
+ if ((i & 2) != 0 && (!this.isClientSide || (i & 4) == 0) && (this.isClientSide || chunk == null || (chunk.getState() != null && chunk.getState().isAtLeast(PlayerChunk.State.TICKING)))) { // allow chunk to be null here as chunk.isReady() is false when we send our notification during block placement // Paper - diff on change, see below
this.notify(blockposition, iblockdata1, iblockdata, i);
+ // Paper start - per player view distance - allow block updates for non-ticking chunks in player view distance
+ // if copied from above
+ } else if ((i & 2) != 0 && (!this.isClientSide || (i & 4) == 0) && (this.isClientSide || chunk == null || ((WorldServer)this).getChunkProvider().playerChunkMap.playerViewDistanceBroadcastMap.getObjectsInRange(MCUtil.getCoordinateKey(blockposition)) != null)) {
+ ((WorldServer)this).getChunkProvider().flagDirty(blockposition);
+ // Paper end - per player view distance
}
if ((i & 1) != 0) {
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index b8bbc99d5d11cff21955f4b98f8673c6ad3580b7..b34269cd29fe15408e8811a8ab88b8d0fa43fcd3 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -2530,10 +2530,39 @@ public class CraftWorld implements World {
// Spigot start
@Override
public int getViewDistance() {
- return world.spigotConfig.viewDistance;
+ return getHandle().getChunkProvider().playerChunkMap.getEffectiveViewDistance(); // Paper - no-tick view distance
}
// Spigot end
+ // Paper start - per player view distance
+ @Override
+ public void setViewDistance(int viewDistance) {
+ if (viewDistance < 2 || viewDistance > 32) {
+ throw new IllegalArgumentException("View distance " + viewDistance + " is out of range of [2, 32]");
+ }
+ net.minecraft.server.PlayerChunkMap chunkMap = getHandle().getChunkProvider().playerChunkMap;
+ if (viewDistance != chunkMap.getEffectiveViewDistance()) {
+ chunkMap.setViewDistance(viewDistance);
+ }
+ }
+
+ @Override
+ public int getNoTickViewDistance() {
+ return getHandle().getChunkProvider().playerChunkMap.getEffectiveNoTickViewDistance();
+ }
+
+ @Override
+ public void setNoTickViewDistance(int viewDistance) {
+ if ((viewDistance < 2 || viewDistance > 32) && viewDistance != -1) {
+ throw new IllegalArgumentException("View distance " + viewDistance + " is out of range of [2, 32]");
+ }
+ net.minecraft.server.PlayerChunkMap chunkMap = getHandle().getChunkProvider().playerChunkMap;
+ if (viewDistance != chunkMap.getRawNoTickViewDistance()) {
+ chunkMap.setNoTickViewDistance(viewDistance);
+ }
+ }
+ // Paper end - per player view distance
+
// Spigot start
private final Spigot spigot = new Spigot()
{
diff --git a/src/main/java/org/spigotmc/ActivationRange.java b/src/main/java/org/spigotmc/ActivationRange.java
index 5dcc1ba547db7cc53a08426a7ad119ae88690136..f78e44e05f7a97a7da190aa4b5aa6fb8340728ea 100644
--- a/src/main/java/org/spigotmc/ActivationRange.java
+++ b/src/main/java/org/spigotmc/ActivationRange.java
@@ -201,7 +201,7 @@ public class ActivationRange
maxRange = Math.max( maxRange, waterActivationRange );
maxRange = Math.max( maxRange, villagerActivationRange );
// Paper end
- maxRange = Math.min( ( world.spigotConfig.viewDistance << 4 ) - 8, maxRange );
+ maxRange = Math.min( ( ((net.minecraft.server.WorldServer)world).getChunkProvider().playerChunkMap.getEffectiveViewDistance() << 4 ) - 8, maxRange ); // Paper - no-tick view distance
for ( EntityHuman player : world.getPlayers() )
{
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