65 lines
4.5 KiB
Diff
65 lines
4.5 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Gabriele C <sgdc3.mail@gmail.com>
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Date: Mon, 22 Oct 2018 17:34:10 +0200
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Subject: [PATCH] Add option to prevent players from moving into unloaded
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chunks #1551
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diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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index f280dbff4a09bc611a9ca565c6d697d08801f53b..fbf3ccfb347a5ba6e895339e9576629d940d1aa4 100644
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--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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@@ -396,4 +396,9 @@ public class PaperWorldConfig {
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waterOverLavaFlowSpeed = getInt("water-over-lava-flow-speed", 5);
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log("Water over lava flow speed: " + waterOverLavaFlowSpeed);
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}
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+
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+ public boolean preventMovingIntoUnloadedChunks = false;
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+ private void preventMovingIntoUnloadedChunks() {
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+ preventMovingIntoUnloadedChunks = getBoolean("prevent-moving-into-unloaded-chunks", false);
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+ }
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}
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diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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index 4fd8d775790c037e82f9b0d29ed0eccf03c2dc66..b5593300516fad767f603084aca4abcda4424db3 100644
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--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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@@ -541,6 +541,13 @@ public class ServerGamePacketListenerImpl implements ServerGamePacketListener {
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}
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speed *= 2f; // TODO: Get the speed of the vehicle instead of the player
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+ // Paper start - Prevent moving into unloaded chunks
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+ if (player.level.paperConfig.preventMovingIntoUnloadedChunks && worldserver.getChunkIfLoadedImmediately((int) Math.floor(packet.getX()) >> 4, (int) Math.floor(packet.getZ()) >> 4) == null) {
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+ this.connection.send(new ClientboundMoveVehiclePacket(entity));
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+ return;
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+ }
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+ // Paper end
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+
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if (d10 - d9 > Math.max(100.0D, Math.pow((double) (org.spigotmc.SpigotConfig.movedTooQuicklyMultiplier * (float) i * speed), 2)) && !this.isSingleplayerOwner()) {
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// CraftBukkit end
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ServerGamePacketListenerImpl.LOGGER.warn("{} (vehicle of {}) moved too quickly! {},{},{}", entity.getName().getString(), this.player.getName().getString(), d6, d7, d8);
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@@ -1139,9 +1146,9 @@ public class ServerGamePacketListenerImpl implements ServerGamePacketListener {
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double d1 = this.player.getY();
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double d2 = this.player.getZ();
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double d3 = this.player.getY();
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- double d4 = packet.getX(this.player.getX());
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+ double d4 = packet.getX(this.player.getX());double toX = d4; // Paper - OBFHELPER
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double d5 = packet.getY(this.player.getY());
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- double d6 = packet.getZ(this.player.getZ());
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+ double d6 = packet.getZ(this.player.getZ());double toZ = d6; // Paper - OBFHELPER
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float f = packet.getYRot(this.player.yRot);
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float f1 = packet.getXRot(this.player.xRot);
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double d7 = d4 - this.firstGoodX;
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@@ -1180,6 +1187,12 @@ public class ServerGamePacketListenerImpl implements ServerGamePacketListener {
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} else {
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speed = player.abilities.walkingSpeed * 10f;
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}
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+ // Paper start - Prevent moving into unloaded chunks
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+ if (player.level.paperConfig.preventMovingIntoUnloadedChunks && (this.player.getX() != toX || this.player.getZ() != toZ) && !worldserver.hasChunk((int) Math.floor(toX) >> 4, (int) Math.floor(toZ) >> 4)) {
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+ this.internalTeleport(this.player.getX(), this.player.getY(), this.player.getZ(), this.player.yRot, this.player.xRot, Collections.emptySet());
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+ return;
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+ }
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+ // Paper end
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if (!this.player.isChangingDimension() && (!this.player.getLevel().getGameRules().getBoolean(GameRules.RULE_DISABLE_ELYTRA_MOVEMENT_CHECK) || !this.player.isFallFlying())) {
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float f2 = this.player.isFallFlying() ? 300.0F : 100.0F;
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