papermc/patches/server/0353-Fix-Light-Command.patch

167 lines
8.8 KiB
Diff
Raw Normal View History

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Thu, 7 May 2020 19:17:36 -0400
Subject: [PATCH] Fix Light Command
This lets you run /paper fixlight <chunkRadius> (max 5) to automatically
fix all light data in the chunks.
diff --git a/src/main/java/com/destroystokyo/paper/PaperCommand.java b/src/main/java/com/destroystokyo/paper/PaperCommand.java
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index 68f3f5ebd2188bf8280fc028f98ef8bb51622c26..b5756d067b013ee78a55b97ad00375d15ecd483c 100644
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--- a/src/main/java/com/destroystokyo/paper/PaperCommand.java
+++ b/src/main/java/com/destroystokyo/paper/PaperCommand.java
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@@ -10,7 +10,8 @@ import net.minecraft.server.MinecraftServer;
2021-06-11 12:02:28 +00:00
import net.minecraft.server.level.ChunkHolder;
import net.minecraft.server.level.ServerChunkCache;
import net.minecraft.server.level.ServerLevel;
2021-06-13 19:29:58 +00:00
-import net.minecraft.world.entity.Entity;
2021-06-11 12:02:28 +00:00
+import net.minecraft.server.level.ServerPlayer;
+import net.minecraft.server.level.ThreadedLevelLightEngine;
import net.minecraft.world.entity.EntityType;
import net.minecraft.world.level.ChunkPos;
2021-06-13 19:29:58 +00:00
import net.minecraft.resources.ResourceLocation;
2022-06-03 04:26:56 +00:00
@@ -24,15 +25,18 @@ import org.bukkit.command.Command;
2021-06-11 12:02:28 +00:00
import org.bukkit.command.CommandSender;
import org.bukkit.craftbukkit.CraftServer;
import org.bukkit.craftbukkit.CraftWorld;
+import org.bukkit.craftbukkit.entity.CraftPlayer;
import org.bukkit.entity.Player;
import java.io.File;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
+import java.util.ArrayDeque;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
+import java.util.Deque;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
2022-06-03 04:26:56 +00:00
@@ -49,7 +53,7 @@ import static net.kyori.adventure.text.format.NamedTextColor.YELLOW;
2021-06-11 12:02:28 +00:00
public class PaperCommand extends Command {
private static final String BASE_PERM = "bukkit.command.paper.";
2021-06-13 19:29:58 +00:00
- private static final ImmutableSet<String> SUBCOMMANDS = ImmutableSet.<String>builder().add("heap", "entity", "reload", "version", "debug", "chunkinfo").build();
+ private static final ImmutableSet<String> SUBCOMMANDS = ImmutableSet.<String>builder().add("heap", "entity", "reload", "version", "debug", "chunkinfo", "fixlight").build();
2021-06-11 12:02:28 +00:00
public PaperCommand(String name) {
super(name);
2022-06-03 04:26:56 +00:00
@@ -164,6 +168,9 @@ public class PaperCommand extends Command {
2021-06-13 19:29:58 +00:00
case "chunkinfo":
doChunkInfo(sender, args);
2021-06-11 12:02:28 +00:00
break;
+ case "fixlight":
+ this.doFixLight(sender, args);
+ break;
case "ver":
if (!testPermission(sender, "version")) break; // "ver" needs a special check because it's an alias. All other commands are checked up before the switch statement (because they are present in the SUBCOMMANDS set)
case "version":
2022-06-03 04:26:56 +00:00
@@ -427,4 +434,74 @@ public class PaperCommand extends Command {
2021-06-11 12:02:28 +00:00
2022-06-03 04:26:56 +00:00
Command.broadcastCommandMessage(sender, text("Paper config reload complete.", GREEN));
2021-06-13 19:29:58 +00:00
}
2021-06-11 12:02:28 +00:00
+ private void doFixLight(CommandSender sender, String[] args) {
+ if (!(sender instanceof Player)) {
+ sender.sendMessage("Only players can use this command");
+ return;
+ }
+ int radius = 2;
+ if (args.length > 1) {
+ try {
+ radius = Math.min(5, Integer.parseInt(args[1]));
+ } catch (Exception e) {
+ sender.sendMessage("Not a number");
+ return;
+ }
+
+ }
+
+ CraftPlayer player = (CraftPlayer) sender;
+ ServerPlayer handle = player.getHandle();
+ ServerLevel world = (ServerLevel) handle.level;
+ ThreadedLevelLightEngine lightengine = world.getChunkSource().getLightEngine();
+
2021-06-13 19:29:58 +00:00
+ net.minecraft.core.BlockPos center = MCUtil.toBlockPosition(player.getLocation());
2021-06-11 12:02:28 +00:00
+ Deque<ChunkPos> queue = new ArrayDeque<>(MCUtil.getSpiralOutChunks(center, radius));
+ updateLight(sender, world, lightengine, queue);
+ }
+
+ private void updateLight(CommandSender sender, ServerLevel world, ThreadedLevelLightEngine lightengine, Deque<ChunkPos> queue) {
+ ChunkPos coord = queue.poll();
+ if (coord == null) {
+ sender.sendMessage("All Chunks Light updated");
+ return;
+ }
+ world.getChunkSource().getChunkAtAsynchronously(coord.x, coord.z, false, false).whenCompleteAsync((either, ex) -> {
+ if (ex != null) {
+ sender.sendMessage("Error loading chunk " + coord);
+ updateLight(sender, world, lightengine, queue);
+ return;
+ }
2021-06-13 19:29:58 +00:00
+ net.minecraft.world.level.chunk.LevelChunk chunk = (net.minecraft.world.level.chunk.LevelChunk) either.left().orElse(null);
2021-06-11 12:02:28 +00:00
+ if (chunk == null) {
+ updateLight(sender, world, lightengine, queue);
+ return;
+ }
+ lightengine.setTaskPerBatch(world.paperConfig.lightQueueSize + 16 * 256); // ensure full chunk can fit into queue
+ sender.sendMessage("Updating Light " + coord);
+ int cx = chunk.getPos().x << 4;
+ int cz = chunk.getPos().z << 4;
+ for (int y = 0; y < world.getHeight(); y++) {
+ for (int x = 0; x < 16; x++) {
+ for (int z = 0; z < 16; z++) {
2021-06-13 19:29:58 +00:00
+ net.minecraft.core.BlockPos pos = new net.minecraft.core.BlockPos(cx + x, y, cz + z);
2021-06-11 12:02:28 +00:00
+ lightengine.checkBlock(pos);
+ }
+ }
+ }
+ lightengine.tryScheduleUpdate();
+ ChunkHolder visibleChunk = world.getChunkSource().chunkMap.getVisibleChunkIfPresent(chunk.coordinateKey);
+ if (visibleChunk != null) {
+ world.getChunkSource().chunkMap.addLightTask(visibleChunk, () -> {
+ MinecraftServer.getServer().processQueue.add(() -> {
2021-06-13 19:29:58 +00:00
+ visibleChunk.broadcast(new net.minecraft.network.protocol.game.ClientboundLightUpdatePacket(chunk.getPos(), lightengine, null, null, true), false);
2021-06-11 12:02:28 +00:00
+ updateLight(sender, world, lightengine, queue);
+ });
+ });
+ } else {
+ updateLight(sender, world, lightengine, queue);
+ }
+ lightengine.setTaskPerBatch(world.paperConfig.lightQueueSize);
+ }, MinecraftServer.getServer());
+ }
2021-06-13 19:29:58 +00:00
}
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diff --git a/src/main/java/net/minecraft/server/level/ChunkMap.java b/src/main/java/net/minecraft/server/level/ChunkMap.java
i really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really really 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