Paper/patches/server/0445-Fix-some-rails-connecting-improperly.patch
Nassim Jahnke c0936a71bd
Updated Upstream (Bukkit/CraftBukkit/Spigot) (#9440)
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:
01aa02eb PR-858: Add LivingEntity#playHurtAnimation()
9421320f PR-884: Refinements to new ban API for improved compatibility and correctness
37a60b45 SPIGOT-6455, SPIGOT-7030, PR-750: Improve ban API
4eeb174b All smithing inventories are now the new smithing inventory
f2bb168e PR-880: Add methods to get/set FallingBlock CancelDrop
e7a807fa PR-879: Add Player#sendHealthUpdate()
692b8e96 SPIGOT-7370: Remove float value conversion in plugin.yml
2d033390 SPIGOT-7403: Add direct API for waxed signs
16a08373 PR-876: Add missing Raider API and 'no action ticks'

CraftBukkit Changes:
b60a95c8c PR-1189: Add LivingEntity#playHurtAnimation()
95c335c63 PR-1226: Fix VehicleEnterEvent not being called for certain entities
0a0fc3bee PR-1227: Refinements to new ban API for improved compatibility and correctness
0d0b1e5dc Revert bad change to PathfinderGoalSit causing all cats to sit
648196070 SPIGOT-6455, SPIGOT-7030, PR-1054: Improve ban API
31fe848d6 All smithing inventories are now the new smithing inventory
9a919a143 SPIGOT-7416: SmithItemEvent not firing in Smithing Table
9f64f0d22 PR-1221: Add methods to get/set FallingBlock CancelDrop
3be9ac171 PR-1220: Add Player#sendHealthUpdate()
c1279f775 PR-1209: Clean up various patches
c432e4397 Fix Raider#setCelebrating() implementation
504d96665 SPIGOT-7403: Add direct API for waxed signs
c68c1f1b3 PR-1216: Add missing Raider API and 'no action ticks'
85b89c3dd Increase outdated build delay

Spigot Changes:
9ebce8af Rebuild patches
64b565e6 Rebuild patches
2023-07-04 10:22:56 +02:00

85 lines
4.2 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Fri, 24 Jul 2020 15:56:05 -0700
Subject: [PATCH] Fix some rails connecting improperly
diff --git a/src/main/java/net/minecraft/world/level/block/BaseRailBlock.java b/src/main/java/net/minecraft/world/level/block/BaseRailBlock.java
index 682e1cd0f4307bcc716ab82e375bd04cde095aa0..547d09c3a1cd0c5401aacb78886896365ba192e7 100644
--- a/src/main/java/net/minecraft/world/level/block/BaseRailBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/BaseRailBlock.java
@@ -64,6 +64,7 @@ public abstract class BaseRailBlock extends Block implements SimpleWaterloggedBl
state = this.updateDir(world, pos, state, true);
if (this.isStraight) {
world.neighborChanged(state, pos, this, pos, notify);
+ state = world.getBlockState(pos); // Paper - don't desync, update again
}
return state;
diff --git a/src/main/java/net/minecraft/world/level/block/DetectorRailBlock.java b/src/main/java/net/minecraft/world/level/block/DetectorRailBlock.java
index fe9b6c89a1f0c98a9c73a409f2aca6a4a1c0f9e7..932a2c279f46c951182d2604b525b473b6945895 100644
--- a/src/main/java/net/minecraft/world/level/block/DetectorRailBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/DetectorRailBlock.java
@@ -70,6 +70,7 @@ public class DetectorRailBlock extends BaseRailBlock {
private void checkPressed(Level world, BlockPos pos, BlockState state) {
if (this.canSurvive(state, world, pos)) {
+ if (state.getBlock() != this) { return; } // Paper - not our block, don't do anything
boolean flag = (Boolean) state.getValue(DetectorRailBlock.POWERED);
boolean flag1 = false;
List<AbstractMinecart> list = this.getInteractingMinecartOfType(world, pos, AbstractMinecart.class, (entity) -> {
diff --git a/src/main/java/net/minecraft/world/level/block/RailState.java b/src/main/java/net/minecraft/world/level/block/RailState.java
index 0cbfad97371b59de95963a09aa16f3dad7a37222..d873625c1b8439a727d39ce207b5e84a1d86e5eb 100644
--- a/src/main/java/net/minecraft/world/level/block/RailState.java
+++ b/src/main/java/net/minecraft/world/level/block/RailState.java
@@ -17,6 +17,12 @@ public class RailState {
private final boolean isStraight;
private final List<BlockPos> connections = Lists.newArrayList();
+ // Paper start - prevent desync
+ public boolean isValid() {
+ return this.level.getBlockState(this.pos).getBlock() == this.state.getBlock();
+ }
+ // Paper end - prevent desync
+
public RailState(Level world, BlockPos pos, BlockState state) {
this.level = world;
this.pos = pos;
@@ -143,6 +149,11 @@ public class RailState {
}
private void connectTo(RailState placementHelper) {
+ // Paper start - prevent desync
+ if (!this.isValid() || !placementHelper.isValid()) {
+ return;
+ }
+ // Paper end - prevent desync
this.connections.add(placementHelper.pos);
BlockPos blockPos = this.pos.north();
BlockPos blockPos2 = this.pos.south();
@@ -333,10 +344,15 @@ public class RailState {
this.state = this.state.setValue(this.block.getShapeProperty(), railShape2);
if (forceUpdate || this.level.getBlockState(this.pos) != this.state) {
this.level.setBlock(this.pos, this.state, 3);
+ // Paper start - prevent desync
+ if (!this.isValid()) {
+ return this;
+ }
+ // Paper end - prevent desync
for(int i = 0; i < this.connections.size(); ++i) {
RailState railState = this.getRail(this.connections.get(i));
- if (railState != null) {
+ if (railState != null && railState.isValid()) { // Paper - prevent desync
railState.removeSoftConnections();
if (railState.canConnectTo(this)) {
railState.connectTo(this);
@@ -349,6 +365,6 @@ public class RailState {
}
public BlockState getState() {
- return this.state;
+ return this.level.getBlockState(this.pos); // Paper - prevent desync
}
}