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31 lines
2.1 KiB
Diff
31 lines
2.1 KiB
Diff
From d25983b197588722513fd00867c2f83fdec9f682 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
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Date: Wed, 12 Sep 2018 21:12:57 -0400
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Subject: [PATCH] Prevent mob spawning from loading/generating chunks
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diff --git a/src/main/java/net/minecraft/server/SpawnerCreature.java b/src/main/java/net/minecraft/server/SpawnerCreature.java
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index 387570ed67..0661ea20d8 100644
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--- a/src/main/java/net/minecraft/server/SpawnerCreature.java
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+++ b/src/main/java/net/minecraft/server/SpawnerCreature.java
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@@ -129,7 +129,8 @@ public final class SpawnerCreature {
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int i2 = blockposition1.getX();
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int j2 = blockposition1.getY();
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int k2 = blockposition1.getZ();
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- IBlockData iblockdata = worldserver.getType(blockposition1);
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+ IBlockData iblockdata = worldserver.getTypeIfLoaded(blockposition1); // Paper - don't load chunks for mob spawn
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+ if (iblockdata == null) continue; // Paper - don't load chunks for mob spawn
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if (!iblockdata.isOccluding()) {
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int l2 = 0;
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@@ -168,6 +169,7 @@ public final class SpawnerCreature {
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}
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if (worldserver.a(enumcreaturetype, biomebase_biomemeta, (BlockPosition) blockposition_mutableblockposition)) {
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+ if (!worldserver.isLoaded(blockposition_mutableblockposition)) continue; // Paper - don't load chunks for mob spawn
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EntityPositionTypes.Surface entitypositiontypes_surface = EntityPositionTypes.a(biomebase_biomemeta.b);
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if (entitypositiontypes_surface != null && a(entitypositiontypes_surface, worldserver, blockposition_mutableblockposition, biomebase_biomemeta.b)) {
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EntityInsentient entityinsentient;
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--
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2.18.0
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