Paper/patches/server/0723-Add-methods-to-find-targets-for-lightning-strikes.patch
Jake afbaa18bf6 Updated Upstream (Bukkit/CraftBukkit/Spigot)
Upstream has released updates that appear 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:
c9b35cdb PR-684: Make PotionEffectType implement Keyed

CraftBukkit Changes:
c86a3f7a PR-959: Fix World#refreshChunk
af8a8b70 PR-962: Make PotionEffectType implement Keyed

Spigot Changes:
7514aa37 SPIGOT-6806: Add setting to disable new chunks generation under existing chunks
2021-11-30 19:26:33 +01:00

59 lines
2.9 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jakub Zacek <dawon@dawon.eu>
Date: Mon, 4 Oct 2021 10:16:44 +0200
Subject: [PATCH] Add methods to find targets for lightning strikes
diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index 7dd99f16caac736ffb6b53b09695eede9cb7fbca..2b3c54737a203401c6f03bba9c9d969e95102298 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -748,6 +748,11 @@ public class ServerLevel extends Level implements WorldGenLevel {
}
protected BlockPos findLightningTargetAround(BlockPos pos) {
+ // Paper start
+ return this.findLightningTargetAround(pos, false);
+ }
+ public BlockPos findLightningTargetAround(BlockPos pos, boolean returnNullWhenNoTarget) {
+ // Paper end
BlockPos blockposition1 = this.getHeightmapPos(Heightmap.Types.MOTION_BLOCKING, pos);
Optional<BlockPos> optional = this.findLightningRod(blockposition1);
@@ -762,6 +767,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
if (!list.isEmpty()) {
return ((LivingEntity) list.get(this.random.nextInt(list.size()))).blockPosition();
} else {
+ if (returnNullWhenNoTarget) return null; // Paper
if (blockposition1.getY() == this.getMinBuildHeight() - 1) {
blockposition1 = blockposition1.above(2);
}
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index b4a1346eb90864c1eeb46b22a61f3adcd352aa19..f7d94cb32a178247bbc5f59e5bc31e79f9fcdc4d 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -693,6 +693,23 @@ public class CraftWorld extends CraftRegionAccessor implements World {
return (LightningStrike) lightning.getBukkitEntity();
}
+ // Paper start
+ @Override
+ public Location findLightningRod(Location location) {
+ return this.world.findLightningRod(net.minecraft.server.MCUtil.toBlockPosition(location))
+ .map(blockPos -> net.minecraft.server.MCUtil.toLocation(this.world, blockPos)
+ // get the actual rod pos
+ .subtract(0, 1, 0))
+ .orElse(null);
+ }
+
+ @Override
+ public Location findLightningTarget(Location location) {
+ final BlockPos pos = this.world.findLightningTargetAround(net.minecraft.server.MCUtil.toBlockPosition(location), true);
+ return pos == null ? null : net.minecraft.server.MCUtil.toLocation(this.world, pos);
+ }
+ // Paper end
+
@Override
public boolean generateTree(Location loc, TreeType type) {
return generateTree(loc, CraftWorld.rand, type);