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Fixes and additions to the spawn reason API

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Expose an entities spawn reason on the entity.
Pre existing entities will return NATURAL if it was a non
persistenting Living Entity, SPAWNER for spawners,
or DEFAULT since data was not stored.

Additionally, add missing spawn reasons.

Co-authored-by: Jake Potrebic <jake.m.potrebic@gmail.com>
Co-authored-by: Doc <nachito94@msn.com>
This commit is contained in:
Aikar
2019-03-24 00:24:52 -04:00
parent 19bd3b2655
commit 0b77748b35
15 changed files with 322 additions and 173 deletions
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17
paper-server/patches/sources/net/minecraft/world/level/BaseSpawner.java.patch
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@@ -40,12 +40,10 @@
} else {
boolean flag = false;
RandomSource randomsource = world.getRandom();
@@ -123,8 +130,22 @@
continue;
}
@@ -125,6 +132,20 @@
} else if (!SpawnPlacements.checkSpawnRules((EntityType) optional.get(), world, EntitySpawnReason.SPAWNER, blockposition1, world.getRandom())) {
+ continue;
+ }
continue;
}
+ // Paper start - PreCreatureSpawnEvent
+ com.destroystokyo.paper.event.entity.PreSpawnerSpawnEvent event = new com.destroystokyo.paper.event.entity.PreSpawnerSpawnEvent(
+ io.papermc.paper.util.MCUtil.toLocation(world, d0, d1, d2),
@@ -57,13 +55,13 @@
+ if (event.shouldAbortSpawn()) {
+ break;
+ }
continue;
}
+ continue;
+ }
+ // Paper end - PreCreatureSpawnEvent
Entity entity = EntityType.loadEntityRecursive(nbttagcompound, world, EntitySpawnReason.SPAWNER, (entity1) -> {
entity1.moveTo(d0, d1, d2, entity1.getYRot(), entity1.getXRot());
@@ -157,13 +178,26 @@
@@ -157,13 +178,27 @@
((Mob) entity).finalizeSpawn(world, world.getCurrentDifficultyAt(entity.blockPosition()), EntitySpawnReason.SPAWNER, (SpawnGroupData) null);
}
@@ -82,6 +80,7 @@
- if (!world.tryAddFreshEntityWithPassengers(entity)) {
+ entity.spawnedViaMobSpawner = true; // Paper
+ entity.spawnReason = org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.SPAWNER; // Paper - Entity#getEntitySpawnReason
+ flag = true; // Paper
+ // CraftBukkit start
+ if (org.bukkit.craftbukkit.event.CraftEventFactory.callSpawnerSpawnEvent(entity, pos).isCancelled()) {
@@ -92,7 +91,7 @@
this.delay(world, pos);
return;
}
@@ -174,7 +208,7 @@
@@ -174,7 +209,7 @@
((Mob) entity).spawnAnim();
}