Paper/patches/server/0277-Add-option-to-prevent-players-from-moving-into-unloa.patch
2022-06-07 17:43:03 -07:00

82 lines
6.1 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Gabriele C <sgdc3.mail@gmail.com>
Date: Mon, 22 Oct 2018 17:34:10 +0200
Subject: [PATCH] Add option to prevent players from moving into unloaded
chunks #1551
diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index 85ad9a1a29d0cb11f552d8f34b210f1bf4bdd810..0078fb8df378058a6ddeb5dbea4132c8c9c3fa64 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -452,4 +452,9 @@ public class PaperWorldConfig {
waterOverLavaFlowSpeed = getInt("water-over-lava-flow-speed", 5);
log("Water over lava flow speed: " + waterOverLavaFlowSpeed);
}
+
+ public boolean preventMovingIntoUnloadedChunks = false;
+ private void preventMovingIntoUnloadedChunks() {
+ preventMovingIntoUnloadedChunks = getBoolean("prevent-moving-into-unloaded-chunks", false);
+ }
}
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 27725c9c1ad03f8f2263c027ebf6f175efb8b986..eea6bd6fa0e08c6242d13d2458bdcbdb67bfbb57 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -525,9 +525,9 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
double d0 = entity.getX();
double d1 = entity.getY();
double d2 = entity.getZ();
- double d3 = ServerGamePacketListenerImpl.clampHorizontal(packet.getX());
- double d4 = ServerGamePacketListenerImpl.clampVertical(packet.getY());
- double d5 = ServerGamePacketListenerImpl.clampHorizontal(packet.getZ());
+ double d3 = ServerGamePacketListenerImpl.clampHorizontal(packet.getX()); final double toX = d3; // Paper - OBFHELPER
+ double d4 = ServerGamePacketListenerImpl.clampVertical(packet.getY()); final double toY = d4; // Paper - OBFHELPER
+ double d5 = ServerGamePacketListenerImpl.clampHorizontal(packet.getZ()); final double toZ = d5; // Paper - OBFHELPER
float f = Mth.wrapDegrees(packet.getYRot());
float f1 = Mth.wrapDegrees(packet.getXRot());
double d6 = d3 - this.vehicleFirstGoodX;
@@ -562,6 +562,16 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
}
speed *= 2f; // TODO: Get the speed of the vehicle instead of the player
+ // Paper start - Prevent moving into unloaded chunks
+ if (player.level.paperConfig.preventMovingIntoUnloadedChunks && (
+ !worldserver.areChunksLoadedForMove(this.player.getBoundingBox().expandTowards(new Vec3(toX, toY, toZ).subtract(this.player.position()))) ||
+ !worldserver.areChunksLoadedForMove(entity.getBoundingBox().expandTowards(new Vec3(toX, toY, toZ).subtract(entity.position())))
+ )) {
+ this.connection.send(new ClientboundMoveVehiclePacket(entity));
+ return;
+ }
+ // Paper end
+
if (d10 - d9 > Math.max(100.0D, Math.pow((double) (org.spigotmc.SpigotConfig.movedTooQuicklyMultiplier * (float) i * speed), 2)) && !this.isSingleplayerOwner()) {
// CraftBukkit end
ServerGamePacketListenerImpl.LOGGER.warn("{} (vehicle of {}) moved too quickly! {},{},{}", new Object[]{entity.getName().getString(), this.player.getName().getString(), d6, d7, d8});
@@ -1179,9 +1189,9 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
this.allowedPlayerTicks = 20; // CraftBukkit
} else {
this.awaitingTeleportTime = this.tickCount;
- double d0 = ServerGamePacketListenerImpl.clampHorizontal(packet.getX(this.player.getX()));
- double d1 = ServerGamePacketListenerImpl.clampVertical(packet.getY(this.player.getY()));
- double d2 = ServerGamePacketListenerImpl.clampHorizontal(packet.getZ(this.player.getZ()));
+ double d0 = ServerGamePacketListenerImpl.clampHorizontal(packet.getX(this.player.getX())); final double toX = d0; // Paper - OBFHELPER
+ double d1 = ServerGamePacketListenerImpl.clampVertical(packet.getY(this.player.getY())); final double toY = d1;
+ double d2 = ServerGamePacketListenerImpl.clampHorizontal(packet.getZ(this.player.getZ())); final double toZ = d2; // Paper - OBFHELPER
float f = Mth.wrapDegrees(packet.getYRot(this.player.getYRot()));
float f1 = Mth.wrapDegrees(packet.getXRot(this.player.getXRot()));
@@ -1237,6 +1247,12 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
} else {
speed = this.player.getAbilities().walkingSpeed * 10f;
}
+ // Paper start - Prevent moving into unloaded chunks
+ if (player.level.paperConfig.preventMovingIntoUnloadedChunks && (this.player.getX() != toX || this.player.getZ() != toZ) && !worldserver.areChunksLoadedForMove(this.player.getBoundingBox().expandTowards(new Vec3(toX, toY, toZ).subtract(this.player.position())))) {
+ this.internalTeleport(this.player.getX(), this.player.getY(), this.player.getZ(), this.player.getYRot(), this.player.getXRot(), Collections.emptySet(), true);
+ return;
+ }
+ // Paper end
if (!this.player.isChangingDimension() && (!this.player.getLevel().getGameRules().getBoolean(GameRules.RULE_DISABLE_ELYTRA_MOVEMENT_CHECK) || !this.player.isFallFlying())) {
float f2 = this.player.isFallFlying() ? 300.0F : 100.0F;