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https://github.com/PaperMC/Paper.git
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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.
119 lines
7.3 KiB
Diff
119 lines
7.3 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: Wed, 2 Dec 2020 18:23:26 -0800
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Subject: [PATCH] Add cause to Weather/ThunderChangeEvents
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diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
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index 1fe013b94cf1b5332f1e4645dd35df01e11fe0d9..055650b315d53b56798ded7af2054c3e8e3ee319 100644
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--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
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+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
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@@ -441,8 +441,8 @@ public class ServerLevel extends Level implements WorldGenLevel {
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this.serverLevelData.setClearWeatherTime(clearDuration);
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this.serverLevelData.setRainTime(rainDuration);
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this.serverLevelData.setThunderTime(rainDuration);
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- this.serverLevelData.setRaining(raining);
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- this.serverLevelData.setThundering(thundering);
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+ this.serverLevelData.setRaining(raining, org.bukkit.event.weather.WeatherChangeEvent.Cause.COMMAND); // Paper - Add cause to Weather/ThunderChangeEvents
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+ this.serverLevelData.setThundering(thundering, org.bukkit.event.weather.ThunderChangeEvent.Cause.COMMAND); // Paper - Add cause to Weather/ThunderChangeEvents
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}
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@Override
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@@ -875,8 +875,8 @@ public class ServerLevel extends Level implements WorldGenLevel {
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this.serverLevelData.setThunderTime(j);
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this.serverLevelData.setRainTime(k);
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this.serverLevelData.setClearWeatherTime(i);
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- this.serverLevelData.setThundering(flag1);
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- this.serverLevelData.setRaining(flag2);
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+ this.serverLevelData.setThundering(flag1, org.bukkit.event.weather.ThunderChangeEvent.Cause.NATURAL); // Paper - Add cause to Weather/ThunderChangeEvents
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+ this.serverLevelData.setRaining(flag2, org.bukkit.event.weather.WeatherChangeEvent.Cause.NATURAL); // Paper - Add cause to Weather/ThunderChangeEvents
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}
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this.oThunderLevel = this.thunderLevel;
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@@ -943,14 +943,14 @@ public class ServerLevel extends Level implements WorldGenLevel {
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@VisibleForTesting
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public void resetWeatherCycle() {
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// CraftBukkit start
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- this.serverLevelData.setRaining(false);
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+ this.serverLevelData.setRaining(false, org.bukkit.event.weather.WeatherChangeEvent.Cause.SLEEP); // Paper - Add cause to Weather/ThunderChangeEvents
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// If we stop due to everyone sleeping we should reset the weather duration to some other random value.
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// Not that everyone ever manages to get the whole server to sleep at the same time....
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if (!this.serverLevelData.isRaining()) {
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this.serverLevelData.setRainTime(0);
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}
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// CraftBukkit end
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- this.serverLevelData.setThundering(false);
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+ this.serverLevelData.setThundering(false, org.bukkit.event.weather.ThunderChangeEvent.Cause.SLEEP); // Paper - Add cause to Weather/ThunderChangeEvents
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// CraftBukkit start
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// If we stop due to everyone sleeping we should reset the weather duration to some other random value.
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// Not that everyone ever manages to get the whole server to sleep at the same time....
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diff --git a/src/main/java/net/minecraft/world/level/storage/PrimaryLevelData.java b/src/main/java/net/minecraft/world/level/storage/PrimaryLevelData.java
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index e50ad48658193f889d65d37c57b1e30ce46758b7..efd0bcfebb3b4f63018d4e20a6a89f79192898d1 100644
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--- a/src/main/java/net/minecraft/world/level/storage/PrimaryLevelData.java
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+++ b/src/main/java/net/minecraft/world/level/storage/PrimaryLevelData.java
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@@ -337,6 +337,11 @@ public class PrimaryLevelData implements ServerLevelData, WorldData {
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@Override
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public void setThundering(boolean thundering) {
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+ // Paper start - Add cause to Weather/ThunderChangeEvents
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+ this.setThundering(thundering, org.bukkit.event.weather.ThunderChangeEvent.Cause.UNKNOWN);
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+ }
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+ public void setThundering(boolean thundering, org.bukkit.event.weather.ThunderChangeEvent.Cause cause) {
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+ // Paper end - Add cause to Weather/ThunderChangeEvents
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// CraftBukkit start
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if (this.thundering == thundering) {
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return;
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@@ -344,7 +349,7 @@ public class PrimaryLevelData implements ServerLevelData, WorldData {
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org.bukkit.World world = Bukkit.getWorld(this.getLevelName());
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if (world != null) {
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- ThunderChangeEvent thunder = new ThunderChangeEvent(world, thundering);
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+ ThunderChangeEvent thunder = new ThunderChangeEvent(world, thundering, cause); // Paper - Add cause to Weather/ThunderChangeEvents
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Bukkit.getServer().getPluginManager().callEvent(thunder);
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if (thunder.isCancelled()) {
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return;
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@@ -371,6 +376,12 @@ public class PrimaryLevelData implements ServerLevelData, WorldData {
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@Override
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public void setRaining(boolean raining) {
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+ // Paper start - Add cause to Weather/ThunderChangeEvents
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+ this.setRaining(raining, org.bukkit.event.weather.WeatherChangeEvent.Cause.UNKNOWN);
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+ }
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+
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+ public void setRaining(boolean raining, org.bukkit.event.weather.WeatherChangeEvent.Cause cause) {
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+ // Paper end - Add cause to Weather/ThunderChangeEvents
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// CraftBukkit start
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if (this.raining == raining) {
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return;
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@@ -378,7 +389,7 @@ public class PrimaryLevelData implements ServerLevelData, WorldData {
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org.bukkit.World world = Bukkit.getWorld(this.getLevelName());
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if (world != null) {
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- WeatherChangeEvent weather = new WeatherChangeEvent(world, raining);
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+ WeatherChangeEvent weather = new WeatherChangeEvent(world, raining, cause); // Paper - Add cause to Weather/ThunderChangeEvents
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Bukkit.getServer().getPluginManager().callEvent(weather);
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if (weather.isCancelled()) {
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return;
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diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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index c3581aa9a2d708e410c7eae1b7abe6c6f3427ad6..dc16ed952719a5203b1b9a61e0ad2bd39021e8f1 100644
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--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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@@ -1208,7 +1208,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
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@Override
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public void setStorm(boolean hasStorm) {
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- this.world.levelData.setRaining(hasStorm);
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+ this.world.serverLevelData.setRaining(hasStorm, org.bukkit.event.weather.WeatherChangeEvent.Cause.PLUGIN); // Paper - Add cause to Weather/ThunderChangeEvents
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this.setWeatherDuration(0); // Reset weather duration (legacy behaviour)
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this.setClearWeatherDuration(0); // Reset clear weather duration (reset "/weather clear" commands)
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}
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@@ -1230,7 +1230,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
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@Override
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public void setThundering(boolean thundering) {
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- this.world.serverLevelData.setThundering(thundering);
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+ this.world.serverLevelData.setThundering(thundering, org.bukkit.event.weather.ThunderChangeEvent.Cause.PLUGIN); // Paper - Add cause to Weather/ThunderChangeEvents
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this.setThunderDuration(0); // Reset weather duration (legacy behaviour)
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this.setClearWeatherDuration(0); // Reset clear weather duration (reset "/weather clear" commands)
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}
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