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PaperMC/nms-patches/Entity.patch
Aikar 40aed54d11 SPIGOT-4396: Improve vehicle movement
2018-09-26 17:19:16 +10:00

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--- a/net/minecraft/server/Entity.java
+++ b/net/minecraft/server/Entity.java
@@ -19,8 +19,55 @@
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
+// CraftBukkit start
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.Server;
+import org.bukkit.TravelAgent;
+import org.bukkit.block.BlockFace;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Hanging;
+import org.bukkit.entity.LivingEntity;
+import org.bukkit.entity.Vehicle;
+import org.bukkit.event.entity.EntityCombustByEntityEvent;
+import org.bukkit.event.hanging.HangingBreakByEntityEvent;
+import org.bukkit.event.vehicle.VehicleBlockCollisionEvent;
+import org.bukkit.event.vehicle.VehicleEnterEvent;
+import org.bukkit.event.vehicle.VehicleExitEvent;
+import org.bukkit.craftbukkit.CraftWorld;
+import org.bukkit.craftbukkit.entity.CraftEntity;
+import org.bukkit.craftbukkit.entity.CraftPlayer;
+import org.bukkit.craftbukkit.event.CraftEventFactory;
+import org.bukkit.event.entity.EntityAirChangeEvent;
+import org.bukkit.event.entity.EntityCombustEvent;
+import org.bukkit.event.entity.EntityDropItemEvent;
+import org.bukkit.event.entity.EntityPortalEvent;
+import org.bukkit.plugin.PluginManager;
+// CraftBukkit end
+
public abstract class Entity implements INamableTileEntity, ICommandListener {
+ // CraftBukkit start
+ private static final int CURRENT_LEVEL = 2;
+ static boolean isLevelAtLeast(NBTTagCompound tag, int level) {
+ return tag.hasKey("Bukkit.updateLevel") && tag.getInt("Bukkit.updateLevel") >= level;
+ }
+
+ protected CraftEntity bukkitEntity;
+
+ public CraftEntity getBukkitEntity() {
+ if (bukkitEntity == null) {
+ bukkitEntity = CraftEntity.getEntity(world.getServer(), this);
+ }
+ return bukkitEntity;
+ }
+
+ @Override
+ public CommandSender getBukkitSender(CommandListenerWrapper wrapper) {
+ return getBukkitEntity();
+ }
+ // CraftBukkit end
+
protected static final Logger i = LogManager.getLogger();
private static final List<ItemStack> a = Collections.emptyList();
private static final AxisAlignedBB b = new AxisAlignedBB(0.0D, 0.0D, 0.0D, 0.0D, 0.0D, 0.0D);
@@ -107,6 +154,16 @@
private boolean aK;
private final double[] aL;
private long aM;
+ // CraftBukkit start
+ public boolean persist = true;
+ public boolean valid;
+ public org.bukkit.projectiles.ProjectileSource projectileSource; // For projectiles only
+ public boolean forceExplosionKnockback; // SPIGOT-949
+
+ public float getBukkitYaw() {
+ return this.yaw;
+ }
+ // CraftBukkit end
public Entity(EntityTypes<?> entitytypes, World world) {
this.id = Entity.entityCount++;
@@ -212,6 +269,33 @@
}
protected void setYawPitch(float f, float f1) {
+ // CraftBukkit start - yaw was sometimes set to NaN, so we need to set it back to 0
+ if (Float.isNaN(f)) {
+ f = 0;
+ }
+
+ if (f == Float.POSITIVE_INFINITY || f == Float.NEGATIVE_INFINITY) {
+ if (this instanceof EntityPlayer) {
+ this.world.getServer().getLogger().warning(this.getName() + " was caught trying to crash the server with an invalid yaw");
+ ((CraftPlayer) this.getBukkitEntity()).kickPlayer("Nope");
+ }
+ f = 0;
+ }
+
+ // pitch was sometimes set to NaN, so we need to set it back to 0
+ if (Float.isNaN(f1)) {
+ f1 = 0;
+ }
+
+ if (f1 == Float.POSITIVE_INFINITY || f1 == Float.NEGATIVE_INFINITY) {
+ if (this instanceof EntityPlayer) {
+ this.world.getServer().getLogger().warning(this.getName() + " was caught trying to crash the server with an invalid pitch");
+ ((CraftPlayer) this.getBukkitEntity()).kickPlayer("Nope");
+ }
+ f1 = 0;
+ }
+ // CraftBukkit end
+
this.yaw = f % 360.0F;
this.pitch = f1 % 360.0F;
}
@@ -224,6 +308,7 @@
float f1 = this.length;
this.a(new AxisAlignedBB(d0 - (double) f, d1, d2 - (double) f, d0 + (double) f, d1 + (double) f1, d2 + (double) f));
+ if (valid) world.entityJoinedWorld(this, false); // CraftBukkit
}
public void tick() {
@@ -234,6 +319,51 @@
this.W();
}
+ // CraftBukkit start
+ public void postTick() {
+ // No clean way to break out of ticking once the entity has been copied to a new world, so instead we move the portalling later in the tick cycle
+ if (!this.world.isClientSide && this.world instanceof WorldServer) {
+ this.world.methodProfiler.a("portal");
+ if (this.an) {
+ MinecraftServer minecraftserver = this.world.getMinecraftServer();
+
+ if (true || minecraftserver.getAllowNether()) { // CraftBukkit
+ if (!this.isPassenger()) {
+ int i = this.X();
+
+ if (this.ao++ >= i) {
+ this.ao = i;
+ this.portalCooldown = this.aQ();
+ DimensionManager dimensionmanager;
+
+ if (this.world.worldProvider.getDimensionManager() == DimensionManager.NETHER) {
+ dimensionmanager = DimensionManager.OVERWORLD;
+ } else {
+ dimensionmanager = DimensionManager.NETHER;
+ }
+
+ this.a(dimensionmanager);
+ }
+ }
+
+ this.an = false;
+ }
+ } else {
+ if (this.ao > 0) {
+ this.ao -= 4;
+ }
+
+ if (this.ao < 0) {
+ this.ao = 0;
+ }
+ }
+
+ this.E();
+ this.world.methodProfiler.e();
+ }
+ }
+ // CraftBukkit end
+
public void W() {
this.world.methodProfiler.a("entityBaseTick");
if (this.isPassenger() && this.getVehicle().dead) {
@@ -250,6 +380,8 @@
this.lastZ = this.locZ;
this.lastPitch = this.pitch;
this.lastYaw = this.yaw;
+ // Moved up to postTick
+ /*
if (!this.world.isClientSide && this.world instanceof WorldServer) {
this.world.methodProfiler.a("portal");
if (this.an) {
@@ -289,6 +421,7 @@
this.E();
this.world.methodProfiler.e();
}
+ */
this.av();
this.r();
@@ -339,7 +472,23 @@
protected void burnFromLava() {
if (!this.fireProof) {
- this.setOnFire(15);
+ // CraftBukkit start - Fallen in lava TODO: this event spams!
+ if (this instanceof EntityLiving && fireTicks <= 0) {
+ // not on fire yet
+ // TODO: shouldn't be sending null for the block
+ org.bukkit.block.Block damager = null; // ((WorldServer) this.l).getWorld().getBlockAt(i, j, k);
+ org.bukkit.entity.Entity damagee = this.getBukkitEntity();
+ EntityCombustEvent combustEvent = new org.bukkit.event.entity.EntityCombustByBlockEvent(damager, damagee, 15);
+ this.world.getServer().getPluginManager().callEvent(combustEvent);
+
+ if (!combustEvent.isCancelled()) {
+ this.setOnFire(combustEvent.getDuration());
+ }
+ } else {
+ // This will be called every single tick the entity is in lava, so don't throw an event
+ this.setOnFire(15);
+ }
+ // CraftBukkit end - we also don't throw an event unless the object in lava is living, to save on some event calls
this.damageEntity(DamageSource.LAVA, 4.0F);
}
}
@@ -505,7 +654,7 @@
}
}
- boolean flag = this.onGround || d1 != d1 && d1 < 0.0D;
+ boolean flag = this.onGround || d1 != d8 && d1 < 0.0D; // CraftBukkit - decompile error
double d11;
if (this.Q > 0.0F && flag && (d7 != d0 || d9 != d2)) {
@@ -592,7 +741,7 @@
this.world.methodProfiler.a("rest");
this.recalcPosition();
this.positionChanged = d7 != d0 || d9 != d2;
- this.C = d1 != d1;
+ this.C = d1 != d8; // CraftBukkit - decompile error
this.onGround = this.C && d8 < 0.0D;
this.D = this.positionChanged || this.C;
int k = MathHelper.floor(this.locX);
@@ -627,6 +776,28 @@
block1.a((IBlockAccess) this.world, this);
}
+ // CraftBukkit start
+ if (positionChanged && getBukkitEntity() instanceof Vehicle) {
+ Vehicle vehicle = (Vehicle) this.getBukkitEntity();
+ org.bukkit.block.Block bl = this.world.getWorld().getBlockAt(MathHelper.floor(this.locX), MathHelper.floor(this.locY), MathHelper.floor(this.locZ));
+
+ if (d7 > d0) {
+ bl = bl.getRelative(BlockFace.EAST);
+ } else if (d7 < d0) {
+ bl = bl.getRelative(BlockFace.WEST);
+ } else if (d9 > d2) {
+ bl = bl.getRelative(BlockFace.SOUTH);
+ } else if (d9 < d2) {
+ bl = bl.getRelative(BlockFace.NORTH);
+ }
+
+ if (bl.getType() != org.bukkit.Material.AIR) {
+ VehicleBlockCollisionEvent event = new VehicleBlockCollisionEvent(vehicle, bl);
+ world.getServer().getPluginManager().callEvent(event);
+ }
+ }
+ // CraftBukkit end
+
if (this.playStepSound() && (!this.onGround || !this.isSneaking() || !(this instanceof EntityHuman)) && !this.isPassenger()) {
double d22 = this.locX - d4;
double d23 = this.locY - d5;
@@ -678,7 +849,14 @@
if (!flag1) {
++this.fireTicks;
if (this.fireTicks == 0) {
- this.setOnFire(8);
+ // CraftBukkit start
+ EntityCombustEvent event = new org.bukkit.event.entity.EntityCombustByBlockEvent(null, getBukkitEntity(), 8);
+ world.getServer().getPluginManager().callEvent(event);
+
+ if (!event.isCancelled()) {
+ this.setOnFire(event.getDuration());
+ }
+ // CraftBukkit end
}
}
@@ -706,6 +884,7 @@
this.locX = (axisalignedbb.a + axisalignedbb.d) / 2.0D;
this.locY = axisalignedbb.b;
this.locZ = (axisalignedbb.c + axisalignedbb.f) / 2.0D;
+ if (valid) world.entityJoinedWorld(this, false); // CraftBukkit
}
protected SoundEffect ad() {
@@ -876,7 +1055,7 @@
return null;
}
- protected void burn(int i) {
+ protected void burn(float i) { // CraftBukkit - int -> float
if (!this.fireProof) {
this.damageEntity(DamageSource.FIRE, (float) i);
}
@@ -1095,6 +1274,13 @@
}
public void spawnIn(World world) {
+ // CraftBukkit start
+ if (world == null) {
+ die();
+ this.world = ((CraftWorld) Bukkit.getServer().getWorlds().get(0)).getHandle();
+ return;
+ }
+ // CraftBukkit end
this.world = world;
}
@@ -1120,6 +1306,7 @@
this.lastYaw -= 360.0F;
}
+ world.getChunkAt((int) Math.floor(this.locX) >> 4, (int) Math.floor(this.locZ) >> 4); // CraftBukkit
this.setPosition(this.locX, this.locY, this.locZ);
this.setYawPitch(f, f1);
}
@@ -1302,7 +1489,7 @@
public boolean c(NBTTagCompound nbttagcompound) {
String s = this.getSaveID();
- if (!this.dead && s != null) {
+ if (this.persist && !this.dead && s != null) { // CraftBukkit - persist flag
nbttagcompound.setString("id", s);
this.save(nbttagcompound);
return true;
@@ -1319,6 +1506,18 @@
try {
nbttagcompound.set("Pos", this.a(new double[] { this.locX, this.locY, this.locZ}));
nbttagcompound.set("Motion", this.a(new double[] { this.motX, this.motY, this.motZ}));
+
+ // CraftBukkit start - Checking for NaN pitch/yaw and resetting to zero
+ // TODO: make sure this is the best way to address this.
+ if (Float.isNaN(this.yaw)) {
+ this.yaw = 0;
+ }
+
+ if (Float.isNaN(this.pitch)) {
+ this.pitch = 0;
+ }
+ // CraftBukkit end
+
nbttagcompound.set("Rotation", this.a(new float[] { this.yaw, this.pitch}));
nbttagcompound.setFloat("FallDistance", this.fallDistance);
nbttagcompound.setShort("Fire", (short) this.fireTicks);
@@ -1328,6 +1527,12 @@
nbttagcompound.setBoolean("Invulnerable", this.invulnerable);
nbttagcompound.setInt("PortalCooldown", this.portalCooldown);
nbttagcompound.a("UUID", this.getUniqueID());
+ // CraftBukkit start
+ // PAIL: Check above UUID reads 1.8 properly, ie: UUIDMost / UUIDLeast
+ nbttagcompound.setLong("WorldUUIDLeast", this.world.getDataManager().getUUID().getLeastSignificantBits());
+ nbttagcompound.setLong("WorldUUIDMost", this.world.getDataManager().getUUID().getMostSignificantBits());
+ nbttagcompound.setInt("Bukkit.updateLevel", CURRENT_LEVEL);
+ // CraftBukkit end
IChatBaseComponent ichatbasecomponent = this.getCustomName();
if (ichatbasecomponent != null) {
@@ -1404,6 +1609,8 @@
this.motX = nbttaglist1.k(0);
this.motY = nbttaglist1.k(1);
this.motZ = nbttaglist1.k(2);
+
+ /* CraftBukkit start - Moved section down
if (Math.abs(this.motX) > 10.0D) {
this.motX = 0.0D;
}
@@ -1415,6 +1622,7 @@
if (Math.abs(this.motZ) > 10.0D) {
this.motZ = 0.0D;
}
+ // CraftBukkit end */
this.locX = nbttaglist.k(0);
this.locY = nbttaglist.k(1);
@@ -1471,6 +1679,56 @@
this.setPosition(this.locX, this.locY, this.locZ);
}
+ // CraftBukkit start
+ if (this instanceof EntityLiving) {
+ EntityLiving entity = (EntityLiving) this;
+
+ // Reset the persistence for tamed animals
+ if (entity instanceof EntityTameableAnimal && !isLevelAtLeast(nbttagcompound, 2) && !nbttagcompound.getBoolean("PersistenceRequired")) {
+ EntityInsentient entityinsentient = (EntityInsentient) entity;
+ entityinsentient.persistent = !entityinsentient.isTypeNotPersistent();
+ }
+ }
+ // CraftBukkit end
+
+ // CraftBukkit start
+ double limit = getBukkitEntity() instanceof Vehicle ? 100.0D : 10.0D;
+ if (Math.abs(this.motX) > limit) {
+ this.motX = 0.0D;
+ }
+
+ if (Math.abs(this.motY) > limit) {
+ this.motY = 0.0D;
+ }
+
+ if (Math.abs(this.motZ) > limit) {
+ this.motZ = 0.0D;
+ }
+ // CraftBukkit end
+
+ // CraftBukkit start - Reset world
+ if (this instanceof EntityPlayer) {
+ Server server = Bukkit.getServer();
+ org.bukkit.World bworld = null;
+
+ // TODO: Remove World related checks, replaced with WorldUID
+ String worldName = nbttagcompound.getString("world");
+
+ if (nbttagcompound.hasKey("WorldUUIDMost") && nbttagcompound.hasKey("WorldUUIDLeast")) {
+ UUID uid = new UUID(nbttagcompound.getLong("WorldUUIDMost"), nbttagcompound.getLong("WorldUUIDLeast"));
+ bworld = server.getWorld(uid);
+ } else {
+ bworld = server.getWorld(worldName);
+ }
+
+ if (bworld == null) {
+ bworld = ((org.bukkit.craftbukkit.CraftServer) server).getServer().getWorldServer(DimensionManager.OVERWORLD).getWorld();
+ }
+
+ spawnIn(bworld == null? null : ((CraftWorld) bworld).getHandle());
+ }
+ // CraftBukkit end
+
} catch (Throwable throwable) {
CrashReport crashreport = CrashReport.a(throwable, "Loading entity NBT");
CrashReportSystemDetails crashreportsystemdetails = crashreport.a("Entity being loaded");
@@ -1544,9 +1802,22 @@
if (itemstack.isEmpty()) {
return null;
} else {
+ // CraftBukkit start - Capture drops for death event
+ if (this instanceof EntityLiving && !((EntityLiving) this).forceDrops) {
+ ((EntityLiving) this).drops.add(org.bukkit.craftbukkit.inventory.CraftItemStack.asBukkitCopy(itemstack));
+ return null;
+ }
+ // CraftBukkit end
EntityItem entityitem = new EntityItem(this.world, this.locX, this.locY + (double) f, this.locZ, itemstack);
entityitem.n();
+ // CraftBukkit start
+ EntityDropItemEvent event = new EntityDropItemEvent(this.getBukkitEntity(), (org.bukkit.entity.Item) entityitem.getBukkitEntity());
+ Bukkit.getPluginManager().callEvent(event);
+ if (event.isCancelled()) {
+ return null;
+ }
+ // CraftBukkit end
this.world.addEntity(entityitem);
return entityitem;
}
@@ -1658,7 +1929,7 @@
}
this.vehicle = entity;
- this.vehicle.o(this);
+ if (!this.vehicle.o(this)) this.vehicle = null; // CraftBukkit
return true;
}
}
@@ -1679,15 +1950,33 @@
Entity entity = this.vehicle;
this.vehicle = null;
- entity.removePassenger(this);
+ if (!entity.removePassenger(this)) this.vehicle = entity; // CraftBukkit
}
}
- protected void o(Entity entity) {
+ protected boolean o(Entity entity) { // CraftBukkit
if (entity.getVehicle() != this) {
throw new IllegalStateException("Use x.startRiding(y), not y.addPassenger(x)");
} else {
+ // CraftBukkit start
+ com.google.common.base.Preconditions.checkState(!entity.passengers.contains(this), "Circular entity riding! %s %s", this, entity);
+
+ CraftEntity craft = (CraftEntity) entity.getBukkitEntity().getVehicle();
+ Entity orig = craft == null ? null : craft.getHandle();
+ if (getBukkitEntity() instanceof Vehicle && entity.getBukkitEntity() instanceof LivingEntity && entity.world.isChunkLoaded((int) entity.locX >> 4, (int) entity.locZ >> 4, false)) { // Boolean not used
+ VehicleEnterEvent event = new VehicleEnterEvent(
+ (Vehicle) getBukkitEntity(),
+ entity.getBukkitEntity()
+ );
+ Bukkit.getPluginManager().callEvent(event);
+ CraftEntity craftn = (CraftEntity) entity.getBukkitEntity().getVehicle();
+ Entity n = craftn == null ? null : craftn.getHandle();
+ if (event.isCancelled() || n != orig) {
+ return false;
+ }
+ }
+ // CraftBukkit end
if (!this.world.isClientSide && entity instanceof EntityHuman && !(this.bO() instanceof EntityHuman)) {
this.passengers.add(0, entity);
} else {
@@ -1695,15 +1984,33 @@
}
}
+ return true; // CraftBukkit
}
- protected void removePassenger(Entity entity) {
+ protected boolean removePassenger(Entity entity) { // CraftBukkit
if (entity.getVehicle() == this) {
throw new IllegalStateException("Use x.stopRiding(y), not y.removePassenger(x)");
} else {
+ // CraftBukkit start
+ CraftEntity craft = (CraftEntity) entity.getBukkitEntity().getVehicle();
+ Entity orig = craft == null ? null : craft.getHandle();
+ if (getBukkitEntity() instanceof Vehicle && entity.getBukkitEntity() instanceof LivingEntity) {
+ VehicleExitEvent event = new VehicleExitEvent(
+ (Vehicle) getBukkitEntity(),
+ (LivingEntity) entity.getBukkitEntity()
+ );
+ Bukkit.getPluginManager().callEvent(event);
+ CraftEntity craftn = (CraftEntity) entity.getBukkitEntity().getVehicle();
+ Entity n = craftn == null ? null : craftn.getHandle();
+ if (event.isCancelled() || n != orig) {
+ return false;
+ }
+ }
+ // CraftBukkit end
this.passengers.remove(entity);
entity.k = 60;
}
+ return true; // CraftBukkit
}
protected boolean q(Entity entity) {
@@ -1800,6 +2107,13 @@
}
public void setSwimming(boolean flag) {
+ // CraftBukkit start
+ if (this.isSwimming() != flag && this instanceof EntityLiving) {
+ if (CraftEventFactory.callToggleSwimEvent((EntityLiving) this, flag).isCancelled()) {
+ return;
+ }
+ }
+ // CraftBukkit end
this.setFlag(4, flag);
}
@@ -1860,16 +2174,53 @@
}
public void setAirTicks(int i) {
- this.datawatcher.set(Entity.aD, Integer.valueOf(i));
+ // CraftBukkit start
+ EntityAirChangeEvent event = new EntityAirChangeEvent(this.getBukkitEntity(), i);
+ event.getEntity().getServer().getPluginManager().callEvent(event);
+ if (event.isCancelled()) {
+ return;
+ }
+ this.datawatcher.set(Entity.aD, Integer.valueOf(event.getAmount()));
+ // CraftBukkit end
}
public void onLightningStrike(EntityLightning entitylightning) {
++this.fireTicks;
+ // CraftBukkit start
+ final org.bukkit.entity.Entity thisBukkitEntity = this.getBukkitEntity();
+ final org.bukkit.entity.Entity stormBukkitEntity = entitylightning.getBukkitEntity();
+ final PluginManager pluginManager = Bukkit.getPluginManager();
+ // CraftBukkit end
+
if (this.fireTicks == 0) {
- this.setOnFire(8);
+ // CraftBukkit start - Call a combust event when lightning strikes
+ EntityCombustByEntityEvent entityCombustEvent = new EntityCombustByEntityEvent(stormBukkitEntity, thisBukkitEntity, 8);
+ pluginManager.callEvent(entityCombustEvent);
+ if (!entityCombustEvent.isCancelled()) {
+ this.setOnFire(entityCombustEvent.getDuration());
+ }
+ // CraftBukkit end
}
- this.damageEntity(DamageSource.LIGHTNING, 5.0F);
+ // CraftBukkit start
+ if (thisBukkitEntity instanceof Hanging) {
+ HangingBreakByEntityEvent hangingEvent = new HangingBreakByEntityEvent((Hanging) thisBukkitEntity, stormBukkitEntity);
+ pluginManager.callEvent(hangingEvent);
+
+ if (hangingEvent.isCancelled()) {
+ return;
+ }
+ }
+
+ if (this.fireProof) {
+ return;
+ }
+ CraftEventFactory.entityDamage = entitylightning;
+ if (!this.damageEntity(DamageSource.LIGHTNING, 5.0F)) {
+ CraftEventFactory.entityDamage = null;
+ return;
+ }
+ // CraftBukkit end
}
public void j(boolean flag) {
@@ -2036,19 +2387,72 @@
if (!this.world.isClientSide && !this.dead) {
this.world.methodProfiler.a("changeDimension");
MinecraftServer minecraftserver = this.bK();
- DimensionManager dimensionmanager1 = this.dimension;
- WorldServer worldserver = minecraftserver.getWorldServer(dimensionmanager1);
- WorldServer worldserver1 = minecraftserver.getWorldServer(dimensionmanager);
+ // CraftBukkit start - Move logic into new function "teleportTo(Location,boolean)"
+ // DimensionManager dimensionmanager1 = this.dimension;
+ // WorldServer worldserver = minecraftserver.getWorldServer(dimensionmanager1);
+ // WorldServer worldserver1 = minecraftserver.getWorldServer(dimensionmanager);
+ WorldServer exitWorld = null;
+ if (this.dimension.getDimensionID() < CraftWorld.CUSTOM_DIMENSION_OFFSET) { // Plugins must specify exit from custom Bukkit worlds
+ exitWorld = minecraftserver.getWorldServer(dimensionmanager);
+ }
+
+ BlockPosition blockposition = null; // PAIL: CHECK
+ Location enter = this.getBukkitEntity().getLocation();
+ Location exit;
+ if (exitWorld != null) {
+ if (blockposition != null) {
+ exit = new Location(exitWorld.getWorld(), blockposition.getX(), blockposition.getY(), blockposition.getZ());
+ } else {
+ exit = minecraftserver.getPlayerList().calculateTarget(enter, exitWorld);
+ }
+ }
+ else {
+ exit = null;
+ }
+ boolean useTravelAgent = exitWorld != null && !(this.dimension == DimensionManager.THE_END && exitWorld.dimension == DimensionManager.THE_END); // don't use agent for custom worlds or return from THE_END
+
+ TravelAgent agent = exit != null ? (TravelAgent) ((CraftWorld) exit.getWorld()).getHandle().getTravelAgent() : org.bukkit.craftbukkit.CraftTravelAgent.DEFAULT; // return arbitrary TA to compensate for implementation dependent plugins
+ boolean oldCanCreate = agent.getCanCreatePortal();
+ agent.setCanCreatePortal(false); // General entities cannot create portals
+
+ EntityPortalEvent event = new EntityPortalEvent(this.getBukkitEntity(), enter, exit, agent);
+ event.useTravelAgent(useTravelAgent);
+ event.getEntity().getServer().getPluginManager().callEvent(event);
+ if (event.isCancelled() || event.getTo() == null || event.getTo().getWorld() == null || !this.isAlive()) {
+ agent.setCanCreatePortal(oldCanCreate);
+ return null;
+ }
+ exit = event.useTravelAgent() ? event.getPortalTravelAgent().findOrCreate(event.getTo()) : event.getTo();
+ agent.setCanCreatePortal(oldCanCreate);
+
+ // Need to make sure the profiler state is reset afterwards (but we still want to time the call)
+ Entity entity = this.teleportTo(exit, true);
+ this.world.methodProfiler.e();
+ return entity;
+ } else {
+ return null;
+ }
+ }
+
+ public Entity teleportTo(Location exit, boolean portal) {
+ if (true) {
+ WorldServer worldserver = ((CraftWorld) getBukkitEntity().getLocation().getWorld()).getHandle();
+ WorldServer worldserver1 = ((CraftWorld) exit.getWorld()).getHandle();
+ DimensionManager dimensionmanager = worldserver1.dimension;
+ // CraftBukkit end
this.dimension = dimensionmanager;
+ /* CraftBukkit start - TODO: Check if we need this
if (dimensionmanager1 == DimensionManager.THE_END && dimensionmanager == DimensionManager.THE_END) {
worldserver1 = minecraftserver.getWorldServer(DimensionManager.OVERWORLD);
this.dimension = DimensionManager.OVERWORLD;
}
+ // CraftBukkit end */
this.world.kill(this);
this.dead = false;
this.world.methodProfiler.a("reposition");
+ /* CraftBukkit start - Handled in calculateTarget
BlockPosition blockposition;
if (dimensionmanager == DimensionManager.THE_END) {
@@ -2077,12 +2481,18 @@
blockposition = new BlockPosition(this);
}
- worldserver.entityJoinedWorld(this, false);
+ // CraftBukkit end */
+ // CraftBukkit start - Ensure chunks are loaded in case TravelAgent is not used which would initially cause chunks to load during find/create
+ // minecraftserver.getPlayerList().changeWorld(this, j, worldserver, worldserver1);
+ worldserver1.getMinecraftServer().getPlayerList().repositionEntity(this, exit, portal);
+ // worldserver.entityJoinedWorld(this, false); // Handled in repositionEntity
+ // CraftBukkit end
this.world.methodProfiler.c("reloading");
Entity entity = this.P().a((World) worldserver1);
if (entity != null) {
entity.v(this);
+ /* CraftBukkit start - We need to do this...
if (dimensionmanager1 == DimensionManager.THE_END && dimensionmanager == DimensionManager.THE_END) {
BlockPosition blockposition1 = worldserver1.getHighestBlockYAt(HeightMap.Type.MOTION_BLOCKING_NO_LEAVES, worldserver1.getSpawn());
@@ -2090,6 +2500,7 @@
} else {
entity.setPositionRotation(blockposition, entity.yaw, entity.pitch);
}
+ // CraftBukkit end */
boolean flag = entity.attachedToPlayer;
@@ -2097,13 +2508,21 @@
worldserver1.addEntity(entity);
entity.attachedToPlayer = flag;
worldserver1.entityJoinedWorld(entity, false);
+ // CraftBukkit start - Forward the CraftEntity to the new entity
+ this.getBukkitEntity().setHandle(entity);
+ entity.bukkitEntity = this.getBukkitEntity();
+
+ if (this instanceof EntityInsentient) {
+ ((EntityInsentient)this).unleash(true, false); // Unleash to prevent duping of leads.
+ }
+ // CraftBukkit end
}
this.dead = true;
this.world.methodProfiler.e();
worldserver.p();
worldserver1.p();
- this.world.methodProfiler.e();
+ // this.world.methodProfiler.e(); // CraftBukkit: Moved up to keep balanced
return entity;
} else {
return null;
@@ -2243,7 +2662,26 @@
}
public void a(AxisAlignedBB axisalignedbb) {
- this.boundingBox = axisalignedbb;
+ // CraftBukkit start - block invalid bounding boxes
+ double a = axisalignedbb.a,
+ b = axisalignedbb.b,
+ c = axisalignedbb.c,
+ d = axisalignedbb.d,
+ e = axisalignedbb.e,
+ f = axisalignedbb.f;
+ double len = axisalignedbb.d - axisalignedbb.a;
+ if (len < 0) d = a;
+ if (len > 64) d = a + 64.0;
+
+ len = axisalignedbb.e - axisalignedbb.b;
+ if (len < 0) e = b;
+ if (len > 64) e = b + 64.0;
+
+ len = axisalignedbb.f - axisalignedbb.c;
+ if (len < 0) f = c;
+ if (len > 64) f = c + 64.0;
+ this.boundingBox = new AxisAlignedBB(a, b, c, d, e, f);
+ // CraftBukkit end
}
public float getHeadHeight() {
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