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Another attempt at 'fixing' the mob spawn issues present in CraftBukkit.

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md_5 2013-02-02 09:02:14 +11:00
parent cd35b5e5b0
commit 87ac58c259
1 changed files with 109 additions and 0 deletions
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109
CraftBukkit-Patches/0023-Only-count-entities-in-chunks-being-processed-for-th.patch Normal file
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@ -0,0 +1,109 @@
From d8769d05d16d7fcad69a736f4dcb241f037755be Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Tue, 29 Jan 2013 13:25:53 -0500
Subject: [PATCH] Only count entities in chunks being processed for the spawn
wave. Fixes mob spawn issues.
---
.../java/net/minecraft/server/SpawnerCreature.java | 46 ++++++++++++++++++++--
1 file changed, 43 insertions(+), 3 deletions(-)
diff --git a/src/main/java/net/minecraft/server/SpawnerCreature.java b/src/main/java/net/minecraft/server/SpawnerCreature.java
index 9b3e262..2173af7 100644
--- a/src/main/java/net/minecraft/server/SpawnerCreature.java
+++ b/src/main/java/net/minecraft/server/SpawnerCreature.java
@@ -16,6 +16,7 @@ public final class SpawnerCreature {
private static LongObjectHashMap<Boolean> b = new LongObjectHashMap<Boolean>(); // CraftBukkit - HashMap -> LongObjectHashMap
protected static final Class[] a = new Class[] { EntitySpider.class, EntityZombie.class, EntitySkeleton.class};
+ private static byte spawnRadius = 0; // Spigot
protected static ChunkPosition getRandomPosition(World world, int i, int j) {
Chunk chunk = world.getChunkAt(i, j);
@@ -26,6 +27,26 @@ public final class SpawnerCreature {
return new ChunkPosition(k, i1, l);
}
+ // Spigot start - get entity count only from chunks being processed in b
+ public static final int getEntityCount(WorldServer server, Class oClass) {
+ int i = 0;
+ for (Long coord : b.keySet()) {
+ int x = LongHash.msw(coord);
+ int z = LongHash.lsw(coord);
+ if (!server.chunkProviderServer.unloadQueue.contains(x,z) && server.isChunkLoaded(x, z)) {
+ for (List<Entity> entitySlice : server.getChunkAt(x, z).entitySlices) {
+ for (Entity entity : entitySlice) {
+ if (oClass.isAssignableFrom(entity.getClass())) {
+ ++i;
+ }
+ }
+ }
+ }
+ }
+ return i;
+ }
+ // Spigot end
+
public static final int spawnEntities(WorldServer worldserver, boolean flag, boolean flag1, boolean flag2) {
if (!flag && !flag1) {
return 0;
@@ -34,13 +55,24 @@ public final class SpawnerCreature {
int i;
int j;
+ // Spigot start - limit radius to spawn distance (chunks aren't loaded)
+ if (spawnRadius == 0) {
+ spawnRadius = (byte) worldserver.getWorld().mobSpawnRange;
+ if (spawnRadius > (byte) worldserver.getServer().getViewDistance()) {
+ spawnRadius = (byte) worldserver.getServer().getViewDistance();
+ }
+ if (spawnRadius > 8) {
+ spawnRadius = 8;
+ }
+ }
+ // Spigot end
for (i = 0; i < worldserver.players.size(); ++i) {
EntityHuman entityhuman = (EntityHuman) worldserver.players.get(i);
int k = MathHelper.floor(entityhuman.locX / 16.0D);
j = MathHelper.floor(entityhuman.locZ / 16.0D);
- byte b0 = 8;
+ byte b0 = spawnRadius; // Spigot - replace 8 with view distance constrained value
for (int l = -b0; l <= b0; ++l) {
for (int i1 = -b0; i1 <= b0; ++i1) {
@@ -88,13 +120,15 @@ public final class SpawnerCreature {
if (limit == 0) {
continue;
}
+ int mobcnt = 0;
// CraftBukkit end
- if ((!enumcreaturetype.d() || flag1) && (enumcreaturetype.d() || flag) && (!enumcreaturetype.e() || flag2) && worldserver.a(enumcreaturetype.a()) <= limit * b.size() / 256) { // CraftBukkit - use per-world limits
+ if ((!enumcreaturetype.d() || flag1) && (enumcreaturetype.d() || flag) && (!enumcreaturetype.e() || flag2) && (mobcnt = getEntityCount(worldserver, enumcreaturetype.a())) <= limit * b.size() / 256) { // CraftBukkit - use per-world limits and use all loaded chunks
Iterator iterator = b.keySet().iterator();
+ int moblimit = (limit * b.size() / 256) - mobcnt + 1; // CraftBukkit - up to 1 more than limit
label110:
- while (iterator.hasNext()) {
+ while (iterator.hasNext() && (moblimit > 0)) { // Spigot - while more allowed
// CraftBukkit start
long key = ((Long) iterator.next()).longValue();
@@ -158,6 +192,12 @@ public final class SpawnerCreature {
a(entityliving, worldserver, f, f1, f2);
worldserver.addEntity(entityliving, SpawnReason.NATURAL);
// CraftBukkit end
+ // Spigot start
+ moblimit--;
+ if (moblimit <= 0) { // If we're past limit, stop spawn
+ continue label110;
+ }
+ // Spigot end
if (j2 >= entityliving.bv()) {
continue label110;
}
--
1.8.1-rc2