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Mirror von https://github.com/PaperMC/Paper.git synchronisiert 2024-12-15 11:00:06 +01:00
Paper/patches/server/0660-Fix-cancelled-powdered-snow-bucket-placement.patch
Bjarne Koll c5a10665b8
Remove wall-time / unused skip tick protection (#11412)
Spigot still maintains some partial implementation of "tick skipping", a
practice in which the MinecraftServer.currentTick field is updated not
by an increment of one per actual tick, but instead set to
System.currentTimeMillis() / 50. This behaviour means that the tracked
tick may "skip" a tick value in case a previous tick took more than the
expected 50ms.

To compensate for this in important paths, spigot/craftbukkit
implements "wall-time". Instead of incrementing/decrementing ticks on
block entities/entities by one for each call to their tick() method,
they instead increment/decrement important values, like
an ItemEntity's age or pickupDelay, by the difference of
`currentTick - lastTick`, where `lastTick` is the value of
`currentTick` during the last tick() call.

These "fixes" however do not play nicely with minecraft's simulation
distance as entities/block entities implementing the above behaviour
would "catch up" their values when moving from a non-ticking chunk to a
ticking one as their `lastTick` value remains stuck on the last tick in
a ticking chunk and hence lead to a large "catch up" once ticked again.

Paper completely removes the "tick skipping" behaviour (See patch
"Further-improve-server-tick-loop"), making the above precautions
completely unnecessary, which also rids paper of the previous described
incompatibility with non-ticking chunks.
2024-09-19 16:36:07 +02:00

32 Zeilen
2.1 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Fri, 8 Oct 2021 13:12:58 -0700
Subject: [PATCH] Fix cancelled powdered snow bucket placement
Cancelling the placement of powdered snow from the powdered
snow bucket didn't revert grass that became snowy because of the
placement.
diff --git a/src/main/java/net/minecraft/world/item/ItemStack.java b/src/main/java/net/minecraft/world/item/ItemStack.java
index ad1cb11245108b5cb187b686ed7e6bc769193b52..ec3be7fb4eb4560fe0106ac127f17d7437612157 100644
--- a/src/main/java/net/minecraft/world/item/ItemStack.java
+++ b/src/main/java/net/minecraft/world/item/ItemStack.java
@@ -422,7 +422,7 @@ public final class ItemStack implements DataComponentHolder {
int oldCount = this.getCount();
ServerLevel world = (ServerLevel) context.getLevel();
- if (!(item instanceof BucketItem || item instanceof SolidBucketItem)) { // if not bucket
+ if (!(item instanceof BucketItem/* || item instanceof SolidBucketItem*/)) { // if not bucket // Paper - Fix cancelled powdered snow bucket placement
world.captureBlockStates = true;
// special case bonemeal
if (item == Items.BONE_MEAL) {
@@ -482,7 +482,7 @@ public final class ItemStack implements DataComponentHolder {
world.capturedBlockStates.clear();
if (blocks.size() > 1) {
placeEvent = org.bukkit.craftbukkit.event.CraftEventFactory.callBlockMultiPlaceEvent(world, entityhuman, enumhand, blocks, blockposition.getX(), blockposition.getY(), blockposition.getZ());
- } else if (blocks.size() == 1) {
+ } else if (blocks.size() == 1 && item != Items.POWDER_SNOW_BUCKET) { // Paper - Fix cancelled powdered snow bucket placement
placeEvent = org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPlaceEvent(world, entityhuman, enumhand, blocks.get(0), blockposition.getX(), blockposition.getY(), blockposition.getZ());
}