Paper/Spigot-Server-Patches/0375-Configurable-Keep-Spawn-Loaded-range-per-world.patch
Shane Freeder d413dca4ee
Updated Upstream (Bukkit/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

Bukkit Changes:
333b9f02 SPIGOT-5422: Add support for 3-dimensional biomes
170d7386 Fix bad link in deprecated FlowerPot MaterialData class

CraftBukkit Changes:
16dc5758 SPIGOT-5449: Fix issue with projectiles
fd25653f SPIGOT-5448: Shulker Boxes collapse empty slots when picked up
b97d581a SPIGOT-5443: BEE_NEST BlockState
73698cf8 SPIGOT-5442: Fix issue with fire charges
beff9fb9 SPIGOT-5437: Fix CustomChunkGenerator.CustomBiomeGrid ignoring the y value for biomes
f777640e SPIGOT-5425: Prevent empty/air loot (again?)
db0dafb1 SPIGOT-5422: Add support for 3-dimensional biomes
4633e6c5 Fix crash with disabled worlds

Spigot Changes:
f39a89ef SPIGOT-5423: Remove covariant type change to give better chance of Java downgrades working
2019-12-13 14:08:40 +00:00

242 lines
12 KiB
Diff

From d60538b85a1cf56b3c823f0aad268c335d243775 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sat, 13 Sep 2014 23:14:43 -0400
Subject: [PATCH] Configurable Keep Spawn Loaded range per world
This lets you disable it for some worlds and lower it for others.
diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index 14fa5fdb7..332f20ce8 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -488,4 +488,10 @@ public class PaperWorldConfig {
break;
}
}
+
+ public short keepLoadedRange;
+ private void keepLoadedRange() {
+ keepLoadedRange = (short) (getInt("keep-spawn-loaded-range", Math.min(spigotConfig.viewDistance, 10)) * 16);
+ log( "Keep Spawn Loaded Range: " + (keepLoadedRange/16));
+ }
}
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 443e727dc..0a7648381 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -585,6 +585,14 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
this.forceTicks = true;
// CraftBukkit end
+ // Paper start - configurable spawn reason
+ int radiusBlocks = worldserver.paperConfig.keepLoadedRange;
+ int radiusChunks = radiusBlocks / 16 + ((radiusBlocks & 15) != 0 ? 1 : 0);
+ int totalChunks = ((radiusChunks) * 2 + 1);
+ totalChunks *= totalChunks;
+ worldloadlistener.setChunkRadius(radiusBlocks / 16);
+ // Paper end
+
MinecraftServer.LOGGER.info("Preparing start region for dimension '{}'/{}", worldserver.getWorldData().getName(), DimensionManager.a(worldserver.worldProvider.getDimensionManager().getType())); // CraftBukkit
BlockPosition blockposition = worldserver.getSpawn();
@@ -593,14 +601,24 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
chunkproviderserver.getLightEngine().a(500);
this.nextTick = SystemUtils.getMonotonicMillis();
- chunkproviderserver.addTicket(TicketType.START, new ChunkCoordIntPair(blockposition), 11, Unit.INSTANCE);
-
- while (chunkproviderserver.b() != 441) {
- // CraftBukkit start
- // this.nextTick = SystemUtils.getMonotonicMillis() + 10L;
- this.executeModerately();
- // CraftBukkit end
+ // Paper start - Configurable spawn radius
+ if (worldserver.keepSpawnInMemory) {
+ worldserver.addTicketsForSpawn(radiusBlocks, blockposition);
+
+ // we use a getChunk loop since we don't need to worry about what some plugin does to keepSpawnInMemory
+ // or the spawn radius while we are loading
+ // just keep in mind too that executeModerately will handle player network queue (i.e commands)
+ int centerX = blockposition.getX() >> 4;
+ int centerZ = blockposition.getZ() >> 4;
+ radiusChunks += 2; // we need to load radius +2 to get the chunks in ticking level
+ for (int xoff = -radiusChunks; xoff <= radiusChunks; ++xoff) {
+ for (int zoff = -radiusChunks; zoff <= radiusChunks; ++zoff) {
+ worldserver.getChunkAt(centerX + xoff, centerZ + zoff);
+ }
+ }
}
+ // Paper end
+ LOGGER.info("Loaded " + chunkproviderserver.b() + " spawn chunks for world " + worldserver.getWorldData().getName()); // Paper
// CraftBukkit start
// this.nextTick = SystemUtils.getMonotonicMillis() + 10L;
diff --git a/src/main/java/net/minecraft/server/WorldLoadListener.java b/src/main/java/net/minecraft/server/WorldLoadListener.java
index d6762d385..7b6f5b2da 100644
--- a/src/main/java/net/minecraft/server/WorldLoadListener.java
+++ b/src/main/java/net/minecraft/server/WorldLoadListener.java
@@ -9,4 +9,6 @@ public interface WorldLoadListener {
void a(ChunkCoordIntPair chunkcoordintpair, @Nullable ChunkStatus chunkstatus);
void b();
+
+ void setChunkRadius(int radius); // Paper - allow changing chunk radius
}
diff --git a/src/main/java/net/minecraft/server/WorldLoadListenerLogger.java b/src/main/java/net/minecraft/server/WorldLoadListenerLogger.java
index 3868572ae..ae77805f7 100644
--- a/src/main/java/net/minecraft/server/WorldLoadListenerLogger.java
+++ b/src/main/java/net/minecraft/server/WorldLoadListenerLogger.java
@@ -7,16 +7,24 @@ import org.apache.logging.log4j.Logger;
public class WorldLoadListenerLogger implements WorldLoadListener {
private static final Logger LOGGER = LogManager.getLogger();
- private final int b;
+ private int b; // Paper - remove final
private int c;
private long d;
private long e = Long.MAX_VALUE;
public WorldLoadListenerLogger(int i) {
- int j = i * 2 + 1;
+ // Paper start - Allow changing radius later for configurable spawn patch
+ this.setChunkRadius(i); // Move to method
+ }
+
+ @Override
+ public void setChunkRadius(int radius) {
+ // Paper - copied from above
+ int j = radius * 2 + 1;
this.b = j * j;
}
+ // Paper end
@Override
public void a(ChunkCoordIntPair chunkcoordintpair) {
diff --git a/src/main/java/net/minecraft/server/WorldServer.java b/src/main/java/net/minecraft/server/WorldServer.java
index d59eee27a..c28c0431a 100644
--- a/src/main/java/net/minecraft/server/WorldServer.java
+++ b/src/main/java/net/minecraft/server/WorldServer.java
@@ -1557,13 +1557,85 @@ public class WorldServer extends World {
return ((PersistentIdCounts) this.getMinecraftServer().getWorldServer(DimensionManager.OVERWORLD).getWorldPersistentData().a(PersistentIdCounts::new, "idcounts")).a();
}
+ // Paper start - helper function for configurable spawn radius
+ public void addTicketsForSpawn(int radiusInBlocks, BlockPosition spawn) {
+ // In order to respect vanilla behavior, which is ensuring everything but the spawn border can tick, we add tickets
+ // with level 31 for the non-border spawn chunks
+ ChunkProviderServer chunkproviderserver = this.getChunkProvider();
+ int tickRadius = radiusInBlocks - 16;
+
+ // add ticking chunks
+ for (int x = -tickRadius; x <= tickRadius; x += 16) {
+ for (int z = -tickRadius; z <= tickRadius; z += 16) {
+ // radius of 2 will have the current chunk be level 31
+ chunkproviderserver.addTicket(TicketType.START, new ChunkCoordIntPair(spawn.add(x, 0, z)), 2, Unit.INSTANCE);
+ }
+ }
+
+ // add border chunks
+
+ // add border along x axis (including corner chunks)
+ for (int x = -radiusInBlocks; x <= radiusInBlocks; x += 16) {
+ // top
+ chunkproviderserver.addTicket(TicketType.START, new ChunkCoordIntPair(spawn.add(x, 0, radiusInBlocks)), 1, Unit.INSTANCE); // level 32
+ // bottom
+ chunkproviderserver.addTicket(TicketType.START, new ChunkCoordIntPair(spawn.add(x, 0, -radiusInBlocks)), 1, Unit.INSTANCE); // level 32
+ }
+
+ // add border along z axis (excluding corner chunks)
+ for (int z = -radiusInBlocks + 16; z < radiusInBlocks; z += 16) {
+ // right
+ chunkproviderserver.addTicket(TicketType.START, new ChunkCoordIntPair(spawn.add(radiusInBlocks, 0, z)), 1, Unit.INSTANCE); // level 32
+ // left
+ chunkproviderserver.addTicket(TicketType.START, new ChunkCoordIntPair(spawn.add(-radiusInBlocks, 0, z)), 1, Unit.INSTANCE); // level 32
+ }
+ }
+ public void removeTicketsForSpawn(int radiusInBlocks, BlockPosition spawn) {
+ // In order to respect vanilla behavior, which is ensuring everything but the spawn border can tick, we added tickets
+ // with level 31 for the non-border spawn chunks
+ ChunkProviderServer chunkproviderserver = this.getChunkProvider();
+ int tickRadius = radiusInBlocks - 16;
+
+ // remove ticking chunks
+ for (int x = -tickRadius; x <= tickRadius; x += 16) {
+ for (int z = -tickRadius; z <= tickRadius; z += 16) {
+ // radius of 2 will have the current chunk be level 31
+ chunkproviderserver.removeTicket(TicketType.START, new ChunkCoordIntPair(spawn.add(x, 0, z)), 2, Unit.INSTANCE);
+ }
+ }
+
+ // remove border chunks
+
+ // remove border along x axis (including corner chunks)
+ for (int x = -radiusInBlocks; x <= radiusInBlocks; x += 16) {
+ // top
+ chunkproviderserver.removeTicket(TicketType.START, new ChunkCoordIntPair(spawn.add(x, 0, radiusInBlocks)), 1, Unit.INSTANCE); // level 32
+ // bottom
+ chunkproviderserver.removeTicket(TicketType.START, new ChunkCoordIntPair(spawn.add(x, 0, -radiusInBlocks)), 1, Unit.INSTANCE); // level 32
+ }
+
+ // remove border along z axis (excluding corner chunks)
+ for (int z = -radiusInBlocks + 16; z < radiusInBlocks; z += 16) {
+ // right
+ chunkproviderserver.removeTicket(TicketType.START, new ChunkCoordIntPair(spawn.add(radiusInBlocks, 0, z)), 1, Unit.INSTANCE); // level 32
+ // left
+ chunkproviderserver.removeTicket(TicketType.START, new ChunkCoordIntPair(spawn.add(-radiusInBlocks, 0, z)), 1, Unit.INSTANCE); // level 32
+ }
+ }
+ // Paper end
+
@Override
public void a_(BlockPosition blockposition) {
- ChunkCoordIntPair chunkcoordintpair = new ChunkCoordIntPair(new BlockPosition(this.worldData.b(), 0, this.worldData.d()));
+ // Paper - configurable spawn radius
+ BlockPosition prevSpawn = this.getSpawn();
super.a_(blockposition);
- this.getChunkProvider().removeTicket(TicketType.START, chunkcoordintpair, 11, Unit.INSTANCE);
- this.getChunkProvider().addTicket(TicketType.START, new ChunkCoordIntPair(blockposition), 11, Unit.INSTANCE);
+ if (this.keepSpawnInMemory) {
+ // if this keepSpawnInMemory is false a plugin has already removed our tickets, do not re-add
+ this.removeTicketsForSpawn(this.paperConfig.keepLoadedRange, prevSpawn);
+ this.addTicketsForSpawn(this.paperConfig.keepLoadedRange, blockposition);
+ }
+ // Paper end
}
public LongSet getForceLoadedChunks() {
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index f773534d9..ceb638c98 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -1906,15 +1906,21 @@ public class CraftWorld implements World {
@Override
public void setKeepSpawnInMemory(boolean keepLoaded) {
+ // Paper start - Configurable spawn radius
+ if (keepLoaded == world.keepSpawnInMemory) {
+ // do nothing, nothing has changed
+ return;
+ }
world.keepSpawnInMemory = keepLoaded;
// Grab the worlds spawn chunk
- BlockPosition chunkcoordinates = this.world.getSpawn();
+ BlockPosition prevSpawn = this.world.getSpawn();
if (keepLoaded) {
- world.getChunkProvider().addTicket(TicketType.START, new ChunkCoordIntPair(chunkcoordinates), 11, Unit.INSTANCE);
+ world.addTicketsForSpawn(world.paperConfig.keepLoadedRange, prevSpawn);
} else {
- // TODO: doesn't work well if spawn changed....
- world.getChunkProvider().removeTicket(TicketType.START, new ChunkCoordIntPair(chunkcoordinates), 11, Unit.INSTANCE);
+ // TODO: doesn't work well if spawn changed.... // paper - resolved
+ world.removeTicketsForSpawn(world.paperConfig.keepLoadedRange, prevSpawn);
}
+ // Paper end
}
@Override
--
2.24.1