From 2dfb9ed0eaf09ab4ca3ea4f5aa68596cdf8c6235 Mon Sep 17 00:00:00 2001 From: Byteflux Date: Tue, 1 Mar 2016 23:45:08 -0600 Subject: [PATCH] Entity Origin API diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java index 9e84616..2d22842 100644 --- a/src/main/java/net/minecraft/server/Entity.java +++ b/src/main/java/net/minecraft/server/Entity.java @@ -142,6 +142,7 @@ public abstract class Entity implements ICommandListener { public org.bukkit.projectiles.ProjectileSource projectileSource; // CraftBukkit - For projectiles only public boolean forceExplosionKnockback; // CraftBukkit - SPIGOT-949 public Timing tickTimer = SpigotTimings.getEntityTimings(this); // Paper + public Location origin; // Paper // Spigot start public final byte activationType = org.spigotmc.ActivationRange.initializeEntityActivationType(this); public final boolean defaultActivationState; @@ -1347,6 +1348,11 @@ public abstract class Entity implements ICommandListener { } } + // Paper start - Save the entity's origin location + if (origin != null) { + nbttagcompound.set("Paper.Origin", this.a(origin.getX(), origin.getY(), origin.getZ())); + } + // Paper end } catch (Throwable throwable) { CrashReport crashreport = CrashReport.a(throwable, "Saving entity NBT"); CrashReportSystemDetails crashreportsystemdetails = crashreport.a("Entity being saved"); @@ -1480,6 +1486,13 @@ public abstract class Entity implements ICommandListener { } // CraftBukkit end + // Paper start - Restore the entity's origin location + NBTTagList originTag = nbttagcompound.getList("Paper.Origin", 6); + if (!originTag.isEmpty()) { + origin = new Location(world.getWorld(), originTag.e(0), originTag.e(1), originTag.e(2)); + } + // Paper end + } catch (Throwable throwable) { CrashReport crashreport = CrashReport.a(throwable, "Loading entity NBT"); CrashReportSystemDetails crashreportsystemdetails = crashreport.a("Entity being loaded"); diff --git a/src/main/java/net/minecraft/server/EntityFallingBlock.java b/src/main/java/net/minecraft/server/EntityFallingBlock.java index 6246c05..8f2b253 100644 --- a/src/main/java/net/minecraft/server/EntityFallingBlock.java +++ b/src/main/java/net/minecraft/server/EntityFallingBlock.java @@ -242,6 +242,14 @@ public class EntityFallingBlock extends Entity { this.block = Blocks.SAND.getBlockData(); } + // Paper start - Try and load origin location from the old NBT tags for backwards compatibility + if (nbttagcompound.hasKey("SourceLoc_x")) { + int srcX = nbttagcompound.getInt("SourceLoc_x"); + int srcY = nbttagcompound.getInt("SourceLoc_y"); + int srcZ = nbttagcompound.getInt("SourceLoc_z"); + origin = new org.bukkit.Location(world.getWorld(), srcX, srcY, srcZ); + } + // Paper end } public void a(boolean flag) { diff --git a/src/main/java/net/minecraft/server/EntityTNTPrimed.java b/src/main/java/net/minecraft/server/EntityTNTPrimed.java index 564ea37..1113b1c 100644 --- a/src/main/java/net/minecraft/server/EntityTNTPrimed.java +++ b/src/main/java/net/minecraft/server/EntityTNTPrimed.java @@ -104,6 +104,14 @@ public class EntityTNTPrimed extends Entity { protected void a(NBTTagCompound nbttagcompound) { this.setFuseTicks(nbttagcompound.getShort("Fuse")); + // Paper start - Try and load origin location from the old NBT tags for backwards compatibility + if (nbttagcompound.hasKey("SourceLoc_x")) { + int srcX = nbttagcompound.getInt("SourceLoc_x"); + int srcY = nbttagcompound.getInt("SourceLoc_y"); + int srcZ = nbttagcompound.getInt("SourceLoc_z"); + origin = new org.bukkit.Location(world.getWorld(), srcX, srcY, srcZ); + } + // Paper end } public EntityLiving getSource() { diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java index 72d0f5c..3f4bc0f 100644 --- a/src/main/java/net/minecraft/server/World.java +++ b/src/main/java/net/minecraft/server/World.java @@ -948,6 +948,12 @@ public abstract class World implements IBlockAccess { int j = MathHelper.floor(entity.locZ / 16.0D); boolean flag = entity.attachedToPlayer; + // Paper start - Set origin location when the entity is being added to the world + if (entity.origin == null) { + entity.origin = entity.getBukkitEntity().getLocation(); + } + // Paper end + if (entity instanceof EntityHuman) { flag = true; } diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java index 8a1df54..f61f6cd 100644 --- a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java +++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java @@ -604,4 +604,12 @@ public abstract class CraftEntity implements org.bukkit.entity.Entity { return spigot; } // Spigot end + + // Paper start + @Override + public Location getOrigin() { + Location origin = getHandle().origin; + return origin == null ? null : origin.clone(); + } + // Paper end } diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftFallingSand.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftFallingSand.java index 75eed48..65e1408 100644 --- a/src/main/java/org/bukkit/craftbukkit/entity/CraftFallingSand.java +++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftFallingSand.java @@ -57,4 +57,11 @@ public class CraftFallingSand extends CraftEntity implements FallingSand { public void setHurtEntities(boolean hurtEntities) { getHandle().hurtEntities = hurtEntities; } + + // Paper start + @Override + public org.bukkit.Location getSourceLoc() { + return getOrigin(); + } + // Paper end } diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftTNTPrimed.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftTNTPrimed.java index c493c9c..93843aa 100644 --- a/src/main/java/org/bukkit/craftbukkit/entity/CraftTNTPrimed.java +++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftTNTPrimed.java @@ -65,4 +65,11 @@ public class CraftTNTPrimed extends CraftEntity implements TNTPrimed { return null; } + + // Paper start + @Override + public org.bukkit.Location getSourceLoc() { + return getOrigin(); + } + // Paper end } -- 2.8.0