papermc/Spigot-Server-Patches/0091-Prevent-Fire-from-loading-chunks.patch
Spottedleaf c29c36e782 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:
3284612a SPIGOT-5853: Add DragonBattle#generateEndPortal()
e4db04ae SPIGOT-5841: New map colours broken

CraftBukkit Changes:
d4243510 SPIGOT-5853: DragonBattle#getEndPortalLocation() throws NPE on new world
1601ec31 SPIGOT-5845: ChatColor.RESET does not work in ItemMeta to reset italics
4d92db6f CraftChatMessageTest does not need AbstractTestingBase
71045d3d SPIGOT-5828: Unlock worlds on unload
dbc347b9 SPIGOT-5841: New map colours broken
14053c70 SPIGOT-5847: BlockFadeEvent cannot be triggered asynchronously from another thread

Spigot Changes:
6f4ff1b6 SPIGOT-5851: ChatColor (HEX) doesn't appear correctly in the ActionBar
d94a518a SPIGOT-5848: PlayerSpawnLocationEvent throws NPE when setting a location of another world
2020-06-26 22:12:11 -07:00

80 lines
4 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 17 Apr 2016 17:27:09 -0400
Subject: [PATCH] Prevent Fire from loading chunks
This causes the nether to spam unload/reload chunks, plus overall
bad behavior.
diff --git a/src/main/java/net/minecraft/server/BlockFire.java b/src/main/java/net/minecraft/server/BlockFire.java
index 9f139dd2dbf9706cb018ee26c1315dc29067d68e..9c3b79c1314dedae06278328b6ca722d5ff1e60d 100644
--- a/src/main/java/net/minecraft/server/BlockFire.java
+++ b/src/main/java/net/minecraft/server/BlockFire.java
@@ -99,7 +99,7 @@ public class BlockFire extends BlockFireAbstract {
BlockStateBoolean blockstateboolean = (BlockStateBoolean) BlockFire.p.get(enumdirection);
if (blockstateboolean != null) {
- iblockdata1 = (IBlockData) iblockdata1.set(blockstateboolean, this.e(iblockaccess.getType(blockposition.shift(enumdirection))));
+ iblockdata1 = (IBlockData) iblockdata1.set(blockstateboolean, this.e(iblockaccess.getTypeIfLoaded(blockposition.shift(enumdirection)))); // Paper - prevent chunk loads
}
}
@@ -179,6 +179,7 @@ public class BlockFire extends BlockFireAbstract {
}
blockposition_mutableblockposition.a((BaseBlockPosition) blockposition, l, j1, i1);
+ if (!worldserver.isLoaded(blockposition_mutableblockposition)) continue; // Paper
int l1 = this.a((IWorldReader) worldserver, (BlockPosition) blockposition_mutableblockposition);
if (l1 > 0) {
@@ -224,10 +225,16 @@ public class BlockFire extends BlockFireAbstract {
}
private void trySpread(World world, BlockPosition blockposition, int i, Random random, int j, BlockPosition sourceposition) { // CraftBukkit add sourceposition
- int k = this.getBurnChance(world.getType(blockposition));
+ // Paper start
+ final IBlockData iblockdata = world.getTypeIfLoaded(blockposition);
+ if (iblockdata == null) {
+ return;
+ }
+ int k = this.getBurnChance(iblockdata);
+ // Paper end
if (random.nextInt(i) < k) {
- IBlockData iblockdata = world.getType(blockposition);
+ //IBlockData iblockdata = world.getType(blockposition); // Paper
// CraftBukkit start
org.bukkit.block.Block theBlock = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
@@ -273,7 +280,7 @@ public class BlockFire extends BlockFireAbstract {
for (int j = 0; j < i; ++j) {
EnumDirection enumdirection = aenumdirection[j];
- if (this.e(iblockaccess.getType(blockposition.shift(enumdirection)))) {
+ if (this.e(iblockaccess.getTypeIfLoaded(blockposition.shift(enumdirection)))) { // Paper - prevent chunk loads
return true;
}
}
@@ -291,7 +298,12 @@ public class BlockFire extends BlockFireAbstract {
for (int k = 0; k < j; ++k) {
EnumDirection enumdirection = aenumdirection[k];
- IBlockData iblockdata = iworldreader.getType(blockposition.shift(enumdirection));
+ // Paper start
+ IBlockData iblockdata = iworldreader.getTypeIfLoaded(blockposition.shift(enumdirection));
+ if (iblockdata == null) {
+ continue;
+ }
+ // Paper end
i = Math.max(this.getFlameChance(iblockdata), i);
}
@@ -302,7 +314,7 @@ public class BlockFire extends BlockFireAbstract {
@Override
protected boolean e(IBlockData iblockdata) {
- return this.getFlameChance(iblockdata) > 0;
+ return iblockdata != null && this.getFlameChance(iblockdata) > 0; // Paper - iblockdata can be nullable if chunk is unloaded now
}
@Override