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c5a10665b8
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.
60 lines
3.6 KiB
Diff
60 lines
3.6 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Jake Potrebic <jake.m.potrebic@gmail.com>
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Date: Thu, 16 Jun 2022 21:57:02 -0700
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Subject: [PATCH] Correctly handle interactions with items on cooldown
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diff --git a/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java b/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
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index 03d89f326d320c5d778c3d1e2db7d6b88753faec..717d015dd4637dd9d568b751be1dc1046b0a0560 100644
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--- a/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
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+++ b/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
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@@ -514,6 +514,7 @@ public class ServerPlayerGameMode {
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BlockPos blockposition = hitResult.getBlockPos();
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BlockState iblockdata = world.getBlockState(blockposition);
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boolean cancelledBlock = false;
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+ boolean cancelledItem = false; // Paper - correctly handle items on cooldown
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if (!iblockdata.getBlock().isEnabled(world.enabledFeatures())) {
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return InteractionResult.FAIL;
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@@ -523,10 +524,10 @@ public class ServerPlayerGameMode {
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}
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if (player.getCooldowns().isOnCooldown(stack.getItem())) {
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- cancelledBlock = true;
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+ cancelledItem = true; // Paper - correctly handle items on cooldown
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}
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- PlayerInteractEvent event = CraftEventFactory.callPlayerInteractEvent(player, Action.RIGHT_CLICK_BLOCK, blockposition, hitResult.getDirection(), stack, cancelledBlock, hand, hitResult.getLocation());
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+ PlayerInteractEvent event = CraftEventFactory.callPlayerInteractEvent(player, Action.RIGHT_CLICK_BLOCK, blockposition, hitResult.getDirection(), stack, cancelledBlock, cancelledItem, hand, hitResult.getLocation()); // Paper - correctly handle items on cooldown
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this.firedInteract = true;
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this.interactResult = event.useItemInHand() == Event.Result.DENY;
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this.interactPosition = blockposition.immutable();
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diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
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index ba1599b733946bef468a9b006411f8827844e791..b6cca72b4785d5cf009077c81c1cca718d8cfe28 100644
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--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
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+++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
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@@ -556,6 +556,12 @@ public class CraftEventFactory {
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}
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public static PlayerInteractEvent callPlayerInteractEvent(net.minecraft.world.entity.player.Player who, Action action, BlockPos position, Direction direction, ItemStack itemstack, boolean cancelledBlock, InteractionHand hand, Vec3 targetPos) {
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+ // Paper start - cancelledItem param
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+ return CraftEventFactory.callPlayerInteractEvent(who, action, position, direction, itemstack, cancelledBlock, false, hand, targetPos);
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+ }
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+
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+ public static PlayerInteractEvent callPlayerInteractEvent(net.minecraft.world.entity.player.Player who, Action action, BlockPos position, Direction direction, ItemStack itemstack, boolean cancelledBlock, boolean cancelledItem, InteractionHand hand, Vec3 targetPos) {
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+ // Paper end - cancelledItem param
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Player player = (who == null) ? null : (Player) who.getBukkitEntity();
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CraftItemStack itemInHand = CraftItemStack.asCraftMirror(itemstack);
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@@ -590,6 +596,11 @@ public class CraftEventFactory {
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if (cancelledBlock) {
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event.setUseInteractedBlock(Event.Result.DENY);
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}
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+ // Paper start
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+ if (cancelledItem) {
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+ event.setUseItemInHand(Result.DENY);
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+ }
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+ // Paper end
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craftServer.getPluginManager().callEvent(event);
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return event;
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