Paper/patches/server/0746-Fix-tripwire-state-inconsistency.patch

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2021-12-19 22:39:15 +01:00
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Nassim Jahnke <nassim@njahnke.dev>
2021-12-19 22:39:15 +01:00
Date: Sun, 19 Dec 2021 21:11:20 +0100
Subject: [PATCH] Fix tripwire state inconsistency
This patch prevents updating and re-setting the tripwire when being removed in certain conditions
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diff --git a/src/main/java/net/minecraft/world/level/block/TripWireBlock.java b/src/main/java/net/minecraft/world/level/block/TripWireBlock.java
index 4e2fb4ee8e46b3c363992ff23e26f5a648c5f003..7f60175bf671d282c11e9084670d2bb900968255 100644
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--- a/src/main/java/net/minecraft/world/level/block/TripWireBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/TripWireBlock.java
@@ -74,7 +74,7 @@ public class TripWireBlock extends Block {
@Override
public void onRemove(BlockState state, Level world, BlockPos pos, BlockState newState, boolean moved) {
if (!moved && !state.is(newState.getBlock())) {
- this.updateSource(world, pos, (BlockState) state.setValue(TripWireBlock.POWERED, true));
+ this.updateSource(world, pos, (BlockState) state.setValue(TripWireBlock.POWERED, true), true); // Paper - fix state inconsistency
}
}
@@ -89,6 +89,12 @@ public class TripWireBlock extends Block {
}
private void updateSource(Level world, BlockPos pos, BlockState state) {
+ // Paper start - fix state inconsistency
+ this.updateSource(world, pos, state, false);
+ }
+
+ private void updateSource(Level world, BlockPos pos, BlockState state, boolean beingRemoved) {
+ // Paper end
Direction[] aenumdirection = new Direction[]{Direction.SOUTH, Direction.WEST};
int i = aenumdirection.length;
int j = 0;
@@ -104,7 +110,7 @@ public class TripWireBlock extends Block {
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if (iblockdata1.is((Block) this.hook)) {
if (iblockdata1.getValue(TripWireHookBlock.FACING) == enumdirection.getOpposite()) {
- this.hook.calculateState(world, blockposition1, iblockdata1, false, true, k, state);
+ this.hook.calculateState(world, blockposition1, iblockdata1, false, true, k, state, beingRemoved); // Paper - fix state inconsistency
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}
} else if (iblockdata1.is((Block) this)) {
++k;
diff --git a/src/main/java/net/minecraft/world/level/block/TripWireHookBlock.java b/src/main/java/net/minecraft/world/level/block/TripWireHookBlock.java
index 4a516828e5c6abd63511ee7c93fcff11203cf8d0..004dce26ff073f1de52a84cd425c4f60fdab5e50 100644
--- a/src/main/java/net/minecraft/world/level/block/TripWireHookBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/TripWireHookBlock.java
@@ -108,6 +108,12 @@ public class TripWireHookBlock extends Block {
}
public void calculateState(Level world, BlockPos pos, BlockState state, boolean beingRemoved, boolean flag1, int i, @Nullable BlockState iblockdata1) {
+ // Paper start - fix tripwire inconsistency
+ this.calculateState(world, pos, state, beingRemoved, flag1, i, iblockdata1, false);
+ }
+
+ public void calculateState(Level world, BlockPos pos, BlockState state, boolean beingRemoved, boolean flag1, int i, @Nullable BlockState iblockdata1, boolean tripWireBeingRemoved) {
+ // Paper end
Direction enumdirection = (Direction) state.getValue(TripWireHookBlock.FACING);
boolean flag2 = (Boolean) state.getValue(TripWireHookBlock.ATTACHED);
boolean flag3 = (Boolean) state.getValue(TripWireHookBlock.POWERED);
@@ -141,6 +147,7 @@ public class TripWireHookBlock extends Block {
boolean flag7 = (Boolean) iblockdata2.getValue(TripWireBlock.POWERED);
flag5 |= flag6 && flag7;
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+ if (k != i || !tripWireBeingRemoved || !flag6) // Paper - don't update the tripwire again if being removed and not disarmed
aiblockdata[k] = iblockdata2;
if (k == i) {
world.scheduleTick(pos, (Block) this, 10);