From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Zach Brown Date: Sun, 22 May 2016 20:20:55 -0500 Subject: [PATCH] Optional TNT doesn't move in water diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java index eb04fdb172a50ec1f5b7fe78fa0e7655246abd60..9b2e9a02ff31c3cb37b67135d0a03441f247d8e2 100644 --- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java +++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java @@ -291,4 +291,14 @@ public class PaperWorldConfig { ); } } + + public boolean preventTntFromMovingInWater; + private void preventTntFromMovingInWater() { + if (PaperConfig.version < 13) { + boolean oldVal = getBoolean("enable-old-tnt-cannon-behaviors", false); + set("prevent-tnt-from-moving-in-water", oldVal); + } + preventTntFromMovingInWater = getBoolean("prevent-tnt-from-moving-in-water", false); + log("Prevent TNT from moving in water: " + preventTntFromMovingInWater); + } } diff --git a/src/main/java/net/minecraft/server/level/ServerEntity.java b/src/main/java/net/minecraft/server/level/ServerEntity.java index a70bf50c3a17295bb9ffe30ea86f3b84e134cdbc..f835ef1c7109f56f32da394c9afc9fd35b05b51a 100644 --- a/src/main/java/net/minecraft/server/level/ServerEntity.java +++ b/src/main/java/net/minecraft/server/level/ServerEntity.java @@ -68,7 +68,7 @@ public class ServerEntity { private boolean wasRiding; private boolean wasOnGround; // CraftBukkit start - private final Set trackedPlayers; + final Set trackedPlayers; // Paper - private -> package public ServerEntity(ServerLevel worldserver, Entity entity, int i, boolean flag, Consumer> consumer, Set trackedPlayers) { this.trackedPlayers = trackedPlayers; diff --git a/src/main/java/net/minecraft/world/entity/item/PrimedTnt.java b/src/main/java/net/minecraft/world/entity/item/PrimedTnt.java index 8ad1b3cb16533d62deda643ce0cdda308743f78e..dcbd9ec44fb8d1334aca33c136b121ab5c25a0e2 100644 --- a/src/main/java/net/minecraft/world/entity/item/PrimedTnt.java +++ b/src/main/java/net/minecraft/world/entity/item/PrimedTnt.java @@ -97,6 +97,27 @@ public class PrimedTnt extends Entity { } } + // Paper start - Optional prevent TNT from moving in water + if (!this.isRemoved() && this.wasTouchingWater && this.level.paperConfig.preventTntFromMovingInWater) { + /* + * Author: Jedediah Smith + */ + // Send position and velocity updates to nearby players on every tick while the TNT is in water. + // This does pretty well at keeping their clients in sync with the server. + net.minecraft.server.level.ChunkMap.TrackedEntity ete = ((net.minecraft.server.level.ServerLevel)this.level).getChunkSource().chunkMap.entityMap.get(this.getId()); + if (ete != null) { + net.minecraft.network.protocol.game.ClientboundSetEntityMotionPacket velocityPacket = new net.minecraft.network.protocol.game.ClientboundSetEntityMotionPacket(this); + net.minecraft.network.protocol.game.ClientboundTeleportEntityPacket positionPacket = new net.minecraft.network.protocol.game.ClientboundTeleportEntityPacket(this); + + ete.seenBy.stream() + .filter(viewer -> (viewer.getPlayer().getX() - this.getX()) * (viewer.getPlayer().getY() - this.getY()) * (viewer.getPlayer().getZ() - this.getZ()) < 16 * 16) + .forEach(viewer -> { + viewer.send(velocityPacket); + viewer.send(positionPacket); + }); + } + } + // Paper end } private void explode() { @@ -152,4 +173,11 @@ public class PrimedTnt extends Entity { public Packet getAddEntityPacket() { return new ClientboundAddEntityPacket(this); } + + // Paper start - Optional prevent TNT from moving in water + @Override + public boolean isPushedByFluid() { + return !level.paperConfig.preventTntFromMovingInWater && super.isPushedByFluid(); + } + // Paper end }