From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Aikar Date: Wed, 12 Sep 2018 21:12:57 -0400 Subject: [PATCH] Prevent mob spawning from loading/generating chunks also prevents if out of world border bounds diff --git a/src/main/java/net/minecraft/world/level/SpawnerCreature.java b/src/main/java/net/minecraft/world/level/SpawnerCreature.java index 1969d1002b3182338614a2be0519fcdc385b7a44..5307488fa48ffa91446dd4457de1ce6a8f61da61 100644 --- a/src/main/java/net/minecraft/world/level/SpawnerCreature.java +++ b/src/main/java/net/minecraft/world/level/SpawnerCreature.java @@ -176,9 +176,9 @@ public final class SpawnerCreature { StructureManager structuremanager = worldserver.getStructureManager(); ChunkGenerator chunkgenerator = worldserver.getChunkProvider().getChunkGenerator(); int i = blockposition.getY(); - IBlockData iblockdata = ichunkaccess.getType(blockposition); + IBlockData iblockdata = worldserver.getTypeIfLoadedAndInBounds(blockposition); // Paper - don't load chunks for mob spawn - if (!iblockdata.isOccluding(ichunkaccess, blockposition)) { + if (iblockdata != null && !iblockdata.isOccluding(ichunkaccess, blockposition)) { // Paper - don't load chunks for mob spawn BlockPosition.MutableBlockPosition blockposition_mutableblockposition = new BlockPosition.MutableBlockPosition(); int j = 0; int k = 0; @@ -207,7 +207,7 @@ public final class SpawnerCreature { if (entityhuman != null) { double d2 = entityhuman.h(d0, (double) i, d1); - if (a(worldserver, ichunkaccess, blockposition_mutableblockposition, d2)) { + if (a(worldserver, ichunkaccess, blockposition_mutableblockposition, d2) && worldserver.isLoadedAndInBounds(blockposition_mutableblockposition)) { // Paper - don't load chunks for mob spawn if (biomesettingsmobs_c == null) { biomesettingsmobs_c = a(worldserver, structuremanager, chunkgenerator, enumcreaturetype, worldserver.random, (BlockPosition) blockposition_mutableblockposition); if (biomesettingsmobs_c == null) {