Paper/patch-remap/mache-spigotflower-stripped/net/minecraft/server/level/ServerChunkCache.java.patch

140 lines
6.1 KiB
Diff

--- a/net/minecraft/server/level/ServerChunkCache.java
+++ b/net/minecraft/server/level/ServerChunkCache.java
@@ -83,6 +83,16 @@
this.clearCache();
}
+ // CraftBukkit start - properly implement isChunkLoaded
+ public boolean isChunkLoaded(int chunkX, int chunkZ) {
+ ChunkHolder chunk = this.chunkMap.getUpdatingChunkIfPresent(ChunkPos.asLong(chunkX, chunkZ));
+ if (chunk == null) {
+ return false;
+ }
+ return chunk.getFullChunkNow() != null;
+ }
+ // CraftBukkit end
+
@Override
@Override
public ThreadedLevelLightEngine getLightEngine() {
@@ -127,10 +135,10 @@
ChunkAccess chunkaccess;
for (int l = 0; l < 4; ++l) {
- if (k == this.lastChunkPos[l] && chunkstatus == this.lastChunkStatus[l]) {
- chunkaccess = this.lastChunk[l];
- if (chunkaccess != null || !flag) {
- return chunkaccess;
+ if (k == this.lastChunkPos[l] && requiredStatus == this.lastChunkStatus[l]) {
+ ichunkaccess = this.lastChunk[l];
+ if (ichunkaccess != null) { // CraftBukkit - the chunk can become accessible in the meantime TODO for non-null chunks it might also make sense to check that the chunk's state hasn't changed in the meantime
+ return ichunkaccess;
}
}
}
@@ -231,10 +238,18 @@
int l = ChunkLevel.byStatus(chunkstatus);
ChunkHolder chunkholder = this.getVisibleChunkIfPresent(k);
- if (flag) {
- this.distanceManager.addTicket(TicketType.UNKNOWN, chunkpos, l, chunkpos);
- if (this.chunkAbsent(chunkholder, l)) {
- ProfilerFiller profilerfiller = this.level.getProfiler();
+ // CraftBukkit start - don't add new ticket for currently unloading chunk
+ boolean currentlyUnloading = false;
+ if (playerchunk != null) {
+ FullChunkStatus oldChunkState = ChunkLevel.fullStatus(playerchunk.oldTicketLevel);
+ FullChunkStatus currentChunkState = ChunkLevel.fullStatus(playerchunk.getTicketLevel());
+ currentlyUnloading = (oldChunkState.isOrAfter(FullChunkStatus.FULL) && !currentChunkState.isOrAfter(FullChunkStatus.FULL));
+ }
+ if (load && !currentlyUnloading) {
+ // CraftBukkit end
+ this.distanceManager.addTicket(TicketType.UNKNOWN, chunkcoordintpair, l, chunkcoordintpair);
+ if (this.chunkAbsent(playerchunk, l)) {
+ ProfilerFiller gameprofilerfiller = this.level.getProfiler();
profilerfiller.push("chunkLoad");
this.runDistanceManagerUpdates();
@@ -249,8 +264,8 @@
return this.chunkAbsent(chunkholder, l) ? ChunkHolder.UNLOADED_CHUNK_FUTURE : chunkholder.getOrScheduleFuture(chunkstatus, this.chunkMap);
}
- private boolean chunkAbsent(@Nullable ChunkHolder chunkholder, int i) {
- return chunkholder == null || chunkholder.getTicketLevel() > i;
+ private boolean chunkAbsent(@Nullable ChunkHolder chunkHolder, int status) {
+ return chunkHolder == null || chunkHolder.oldTicketLevel > status; // CraftBukkit using oldTicketLevel for isLoaded checks
}
@Override
@@ -335,11 +346,31 @@
@Override
@Override
public void close() throws IOException {
- this.save(true);
+ // CraftBukkit start
+ close(true);
+ }
+
+ public void close(boolean save) throws IOException {
+ if (save) {
+ this.save(true);
+ }
+ // CraftBukkit end
this.lightEngine.close();
this.chunkMap.close();
}
+ // CraftBukkit start - modelled on below
+ public void purgeUnload() {
+ this.level.getProfiler().push("purge");
+ this.distanceManager.purgeStaleTickets();
+ this.runDistanceManagerUpdates();
+ this.level.getProfiler().popPush("unload");
+ this.chunkMap.tick(() -> true);
+ this.level.getProfiler().pop();
+ this.clearCache();
+ }
+ // CraftBukkit end
+
@Override
@Override
public void tick(BooleanSupplier booleansupplier, boolean flag) {
@@ -385,13 +415,13 @@
int k = this.distanceManager.getNaturalSpawnChunkCount();
NaturalSpawner.SpawnState naturalspawner_spawnstate = NaturalSpawner.createState(k, this.level.getAllEntities(), this::getFullChunk, new LocalMobCapCalculator(this.chunkMap));
- this.lastSpawnState = naturalspawner_spawnstate;
- profilerfiller.popPush("spawnAndTick");
- boolean flag = this.level.getGameRules().getBoolean(GameRules.RULE_DOMOBSPAWNING);
+ this.lastSpawnState = spawnercreature_d;
+ gameprofilerfiller.popPush("spawnAndTick");
+ boolean flag = this.level.getGameRules().getBoolean(GameRules.RULE_DOMOBSPAWNING) && !this.level.players().isEmpty(); // CraftBukkit
Util.shuffle(list, this.level.random);
int l = this.level.getGameRules().getInt(GameRules.RULE_RANDOMTICKING);
- boolean flag1 = this.level.getLevelData().getGameTime() % 400L == 0L;
+ boolean flag1 = this.level.ticksPerSpawnCategory.getLong(org.bukkit.entity.SpawnCategory.ANIMAL) != 0L && this.level.getLevelData().getGameTime() % this.level.ticksPerSpawnCategory.getLong(org.bukkit.entity.SpawnCategory.ANIMAL) == 0L; // CraftBukkit
Iterator iterator1 = list.iterator();
while (iterator1.hasNext()) {
@@ -604,7 +624,9 @@
}
@Override
- protected boolean pollTask() {
+ // CraftBukkit start - process pending Chunk loadCallback() and unloadCallback() after each run task
+ public boolean pollTask() {
+ try {
if (ServerChunkCache.this.runDistanceManagerUpdates()) {
return true;
} else {
@@ -612,6 +636,8 @@
return super.pollTask();
}
}
+ // CraftBukkit end
+ }
}
private static record ChunkAndHolder(LevelChunk chunk, ChunkHolder holder) {