From effe9ef51b8e5e41276686710dac36c6b35f1c55 Mon Sep 17 00:00:00 2001 From: kickash32 Date: Sun, 2 Jun 2019 01:22:02 -0400 Subject: [PATCH] Actually-Limit-Natural-Spawns-To-Limit diff --git a/src/main/java/net/minecraft/server/ChunkProviderServer.java b/src/main/java/net/minecraft/server/ChunkProviderServer.java index cdc35b912f..10604cf24d 100644 --- a/src/main/java/net/minecraft/server/ChunkProviderServer.java +++ b/src/main/java/net/minecraft/server/ChunkProviderServer.java @@ -412,8 +412,12 @@ public class ChunkProviderServer extends IChunkProvider { if (enumcreaturetype != EnumCreatureType.MISC && (!enumcreaturetype.c() || this.allowAnimals) && (enumcreaturetype.c() || this.allowMonsters) && (!enumcreaturetype.d() || flag2)) { int k1 = limit * l / ChunkProviderServer.b; // CraftBukkit - use per-world limits - if (object2intmap.getInt(enumcreaturetype) <= k1) { - SpawnerCreature.a(enumcreaturetype, (World) this.world, chunk, blockposition); + // Paper start - only allow spawns upto the limit per chunk and update count afterwards + int currEntityCount = object2intmap.getInt(enumcreaturetype); + int difference = k1 - currEntityCount; + if (difference > 0) { + object2intmap.put(enumcreaturetype, currEntityCount + SpawnerCreature.spawnMobs(enumcreaturetype, world, chunk, blockposition, difference)); + // Paper end } } } diff --git a/src/main/java/net/minecraft/server/SpawnerCreature.java b/src/main/java/net/minecraft/server/SpawnerCreature.java index 94d7bca09d..93fec1685b 100644 --- a/src/main/java/net/minecraft/server/SpawnerCreature.java +++ b/src/main/java/net/minecraft/server/SpawnerCreature.java @@ -16,13 +16,20 @@ public final class SpawnerCreature { private static final Logger LOGGER = LogManager.getLogger(); + // Paper start - add maxSpawns parameter and update counts public static void a(EnumCreatureType enumcreaturetype, World world, Chunk chunk, BlockPosition blockposition) { + spawnMobs(enumcreaturetype, world, chunk, blockposition, Integer.MAX_VALUE); + } + + public static int spawnMobs(EnumCreatureType enumcreaturetype, World world, Chunk chunk, BlockPosition blockposition, int maxSpawns) { + // Paper end ChunkGenerator chunkgenerator = world.getChunkProvider().getChunkGenerator(); int i = 0; BlockPosition blockposition1 = getRandomPosition(world, chunk); int j = blockposition1.getX(); int k = blockposition1.getY(); int l = blockposition1.getZ(); + int amountSpawned = 0; // Paper - keep track of mobs spawned if (k >= 1) { IBlockData iblockdata = world.getTypeIfLoadedAndInBounds(blockposition1); // Paper - don't load chunks for mob spawn @@ -85,7 +92,7 @@ public final class SpawnerCreature { ); if (!event.callEvent()) { if (event.shouldAbortSpawn()) { - return; + return amountSpawned; // Paper } ++i2; continue; @@ -104,7 +111,7 @@ public final class SpawnerCreature { } catch (Exception exception) { SpawnerCreature.LOGGER.warn("Failed to create mob", exception); ServerInternalException.reportInternalException(exception); // Paper - return; + return amountSpawned; // Paper } entityinsentient.setPositionRotation((double) f, (double) k, (double) f1, world.random.nextFloat() * 360.0F, 0.0F); @@ -114,10 +121,17 @@ public final class SpawnerCreature { if (world.addEntity(entityinsentient, SpawnReason.NATURAL)) { ++i; ++i2; + // Paper start - stop when limit is reached + amountSpawned++; + } + + if (amountSpawned >= maxSpawns){ + return amountSpawned; // Paper } + // Paper end // CraftBukkit end if (i >= entityinsentient.dC()) { - return; + return amountSpawned; // Paper } if (entityinsentient.c(i2)) { @@ -142,6 +156,7 @@ public final class SpawnerCreature { } } + return amountSpawned; // Paper } @Nullable -- 2.21.0