139 lines
6.5 KiB
Diff
139 lines
6.5 KiB
Diff
From 580473495d8bc3798ec58d731342c35d82c5a306 Mon Sep 17 00:00:00 2001
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From: Byteflux <byte@byteflux.net>
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Date: Tue, 1 Mar 2016 23:45:08 -0600
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Subject: [PATCH] Entity Origin API
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diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
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index 334f7403f..106cf19d8 100644
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--- a/src/main/java/net/minecraft/server/Entity.java
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+++ b/src/main/java/net/minecraft/server/Entity.java
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@@ -162,6 +162,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
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public org.bukkit.projectiles.ProjectileSource projectileSource; // For projectiles only
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public boolean forceExplosionKnockback; // SPIGOT-949
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public Timing tickTimer = MinecraftTimings.getEntityTimings(this); // Paper
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+ public Location origin; // Paper
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// Spigot start
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public final byte activationType = org.spigotmc.ActivationRange.initializeEntityActivationType(this);
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public final boolean defaultActivationState;
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@@ -1607,6 +1608,11 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
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}
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}
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+ // Paper start - Save the entity's origin location
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+ if (origin != null) {
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+ nbttagcompound.set("Paper.Origin", this.createList(origin.getX(), origin.getY(), origin.getZ()));
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+ }
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+ // Paper end
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return nbttagcompound;
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} catch (Throwable throwable) {
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CrashReport crashreport = CrashReport.a(throwable, "Saving entity NBT");
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@@ -1749,6 +1755,13 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
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}
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// CraftBukkit end
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+ // Paper start - Restore the entity's origin location
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+ NBTTagList originTag = nbttagcompound.getList("Paper.Origin", 6);
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+ if (!originTag.isEmpty()) {
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+ origin = new Location(world.getWorld(), originTag.getDoubleAt(0), originTag.getDoubleAt(1), originTag.getDoubleAt(2));
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+ }
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+ // Paper end
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+
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} catch (Throwable throwable) {
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CrashReport crashreport = CrashReport.a(throwable, "Loading entity NBT");
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CrashReportSystemDetails crashreportsystemdetails = crashreport.a("Entity being loaded");
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@@ -1824,6 +1837,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
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protected abstract void b(NBTTagCompound nbttagcompound);
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+ protected NBTTagList createList(double... adouble) { return a(adouble); } // Paper - OBFHELPER
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protected NBTTagList a(double... adouble) {
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NBTTagList nbttaglist = new NBTTagList();
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double[] adouble1 = adouble;
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diff --git a/src/main/java/net/minecraft/server/EntityFallingBlock.java b/src/main/java/net/minecraft/server/EntityFallingBlock.java
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index 5e01aa0f8..33bc46b05 100644
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--- a/src/main/java/net/minecraft/server/EntityFallingBlock.java
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+++ b/src/main/java/net/minecraft/server/EntityFallingBlock.java
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@@ -249,6 +249,14 @@ public class EntityFallingBlock extends Entity {
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this.block = Blocks.SAND.getBlockData();
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}
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+ // Paper start - Try and load origin location from the old NBT tags for backwards compatibility
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+ if (nbttagcompound.hasKey("SourceLoc_x")) {
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+ int srcX = nbttagcompound.getInt("SourceLoc_x");
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+ int srcY = nbttagcompound.getInt("SourceLoc_y");
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+ int srcZ = nbttagcompound.getInt("SourceLoc_z");
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+ origin = new org.bukkit.Location(world.getWorld(), srcX, srcY, srcZ);
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+ }
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+ // Paper end
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}
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public void a(boolean flag) {
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diff --git a/src/main/java/net/minecraft/server/EntityTNTPrimed.java b/src/main/java/net/minecraft/server/EntityTNTPrimed.java
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index 5ceb3f206..87f3205f8 100644
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--- a/src/main/java/net/minecraft/server/EntityTNTPrimed.java
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+++ b/src/main/java/net/minecraft/server/EntityTNTPrimed.java
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@@ -109,6 +109,14 @@ public class EntityTNTPrimed extends Entity {
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protected void a(NBTTagCompound nbttagcompound) {
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this.setFuseTicks(nbttagcompound.getShort("Fuse"));
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+ // Paper start - Try and load origin location from the old NBT tags for backwards compatibility
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+ if (nbttagcompound.hasKey("SourceLoc_x")) {
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+ int srcX = nbttagcompound.getInt("SourceLoc_x");
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+ int srcY = nbttagcompound.getInt("SourceLoc_y");
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+ int srcZ = nbttagcompound.getInt("SourceLoc_z");
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+ origin = new org.bukkit.Location(world.getWorld(), srcX, srcY, srcZ);
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+ }
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+ // Paper end
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}
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@Nullable
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diff --git a/src/main/java/net/minecraft/server/NBTTagList.java b/src/main/java/net/minecraft/server/NBTTagList.java
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index a8280acf9..38dd8f17a 100644
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--- a/src/main/java/net/minecraft/server/NBTTagList.java
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+++ b/src/main/java/net/minecraft/server/NBTTagList.java
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@@ -182,6 +182,7 @@ public class NBTTagList extends NBTList<NBTBase> {
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return new int[0];
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}
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+ public final double getDoubleAt(int i) { return this.k(i); } // Paper - OBFHELPER
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public double k(int i) {
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if (i >= 0 && i < this.list.size()) {
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NBTBase nbtbase = (NBTBase) this.list.get(i);
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diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
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index d0516b088..6bb52c7d4 100644
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--- a/src/main/java/net/minecraft/server/World.java
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+++ b/src/main/java/net/minecraft/server/World.java
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@@ -951,6 +951,12 @@ public abstract class World implements GeneratorAccess, IIBlockAccess, AutoClose
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int j = MathHelper.floor(entity.locZ / 16.0D);
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boolean flag = entity.attachedToPlayer;
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+ // Paper start - Set origin location when the entity is being added to the world
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+ if (entity.origin == null) {
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+ entity.origin = entity.getBukkitEntity().getLocation();
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+ }
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+ // Paper end
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+
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if (entity instanceof EntityHuman) {
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flag = true;
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}
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diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
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index 9fc7ac8c0..249d8115e 100644
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--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
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+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
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@@ -787,4 +787,12 @@ public abstract class CraftEntity implements org.bukkit.entity.Entity {
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return spigot;
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}
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// Spigot end
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+
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+ // Paper start
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+ @Override
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+ public Location getOrigin() {
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+ Location origin = getHandle().origin;
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+ return origin == null ? null : origin.clone();
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+ }
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+ // Paper end
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}
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--
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2.17.1
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