Paper/patches/server/0937-Break-redstone-on-top-of-trap-doors-early.patch
Jake Potrebic 90fe0d58a5
Updated Upstream (Bukkit/CraftBukkit/Spigot) (#9825)
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:
897a0a23 SPIGOT-5753: Back PotionType by a minecraft registry
255b2aa1 SPIGOT-7080: Add World#locateNearestBiome
ff984826 Remove javadoc.io doc links

CraftBukkit Changes:
71b0135cc SPIGOT-5753: Back PotionType by a minecraft registry
a6bcb8489 SPIGOT-7080: Add World#locateNearestBiome
ad0e57434 SPIGOT-7502: CraftMetaItem - cannot deserialize BlockStateTag
b3efca57a SPIGOT-6400: Use Mockito instead of InvocationHandler
38c599f9d PR-1272: Only allow one entity in CraftItem instead of two
f065271ac SPIGOT-7498: ChunkSnapshot.getBlockEmittedLight() gets 64 blocks upper in Overworld

Spigot Changes:
e0e223fe Remove javadoc.io doc links
2023-10-22 20:12:00 +01:00

41 Zeilen
2.7 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Mon, 1 May 2023 18:31:26 -0700
Subject: [PATCH] Break redstone on top of trap doors early
This logic hooks into the neighbour update which should be invoked
as a result of redstone powering the trap door.
diff --git a/src/main/java/net/minecraft/world/level/block/TrapDoorBlock.java b/src/main/java/net/minecraft/world/level/block/TrapDoorBlock.java
index aa3fdadd1cc2200adb6e0cf523c38833dc01b71b..b9e3c9cd709d42bced85436720ccc7b9c7e49552 100644
--- a/src/main/java/net/minecraft/world/level/block/TrapDoorBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/TrapDoorBlock.java
@@ -124,7 +124,26 @@ public class TrapDoorBlock extends HorizontalDirectionalBlock implements SimpleW
flag1 = eventRedstone.getNewCurrent() > 0;
}
// CraftBukkit end
- if ((Boolean) state.getValue(TrapDoorBlock.OPEN) != flag1) {
+ boolean open = (Boolean) state.getValue(TrapDoorBlock.OPEN) != flag1; // Paper - break redstone on trapdoors early
+ // Paper start - break redstone on trapdoors early
+ // note: this must run before any state for this block/its neighborus are written to the world
+ // we allow the redstone event to fire so that plugins can block
+ if (flag1 && open) { // if we are now powered and it caused the trap door to open
+ // in this case, first check for the redstone on top first
+ BlockPos abovePos = pos.above();
+ BlockState above = world.getBlockState(abovePos);
+ if (above.getBlock() instanceof RedStoneWireBlock) {
+ world.setBlock(abovePos, Blocks.AIR.defaultBlockState(), Block.UPDATE_CLIENTS | Block.UPDATE_NEIGHBORS);
+ Block.popResource(world, abovePos, new net.minecraft.world.item.ItemStack(net.minecraft.world.item.Items.REDSTONE));
+ // now check that this didn't change our state
+ if (world.getBlockState(pos) != state) {
+ // our state was changed, so we cannot propagate this update
+ return;
+ }
+ }
+ }
+ // Paper end - break redstone on trapdoors early
+ if (open) { // Paper - break redstone on trapdoors early
state = (BlockState) state.setValue(TrapDoorBlock.OPEN, flag1);
this.playSound((Player) null, world, pos, flag1);
}