From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Spottedleaf Date: Thu, 16 Apr 2020 16:13:59 -0700 Subject: [PATCH] Optimize ServerLevels chunk level checking methods These can be hot functions (i.e entity ticking and block ticking), so inline where possible, and avoid the abstraction of the Either class. diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java index f3ba3c430a713fdef7e941b991ea8497de2e6a05..35ba86f0104b39903804de86dc5dff81050003bc 100644 --- a/src/main/java/net/minecraft/server/level/ServerLevel.java +++ b/src/main/java/net/minecraft/server/level/ServerLevel.java @@ -2120,15 +2120,18 @@ public class ServerLevel extends Level implements WorldGenLevel { public boolean isPositionTickingWithEntitiesLoaded(BlockPos blockposition) { long i = ChunkPos.asLong(blockposition); - return this.chunkSource.isPositionTicking(i) && this.areEntitiesLoaded(i); + // Paper start - optimize is ticking ready type functions + ChunkHolder chunkHolder = this.chunkSource.chunkMap.getVisibleChunkIfPresent(i); + return chunkHolder != null && chunkHolder.isTickingReady() && this.areEntitiesLoaded(i); + // Paper end } public boolean isPositionEntityTicking(BlockPos blockposition) { - return this.entityManager.isPositionTicking(blockposition); + return this.entityManager.isPositionTicking(ChunkPos.asLong(blockposition)); // Paper } public boolean isPositionEntityTicking(ChunkPos chunkcoordintpair) { - return this.entityManager.isPositionTicking(chunkcoordintpair); + return this.entityManager.isPositionTicking(chunkcoordintpair.toLong()); // Paper } private final class EntityCallbacks implements LevelCallback { diff --git a/src/main/java/net/minecraft/world/level/ChunkPos.java b/src/main/java/net/minecraft/world/level/ChunkPos.java index 439f82a48e6f6ce7b4773505ced32324cacb302d..2a99aa989ac5c19d99bb3cbc0934425e46573cd7 100644 --- a/src/main/java/net/minecraft/world/level/ChunkPos.java +++ b/src/main/java/net/minecraft/world/level/ChunkPos.java @@ -48,7 +48,7 @@ public class ChunkPos { } public static long asLong(BlockPos blockPos) { - return asLong(SectionPos.blockToSectionCoord(blockPos.getX()), SectionPos.blockToSectionCoord(blockPos.getZ())); + return (((long)blockPos.getX() >> 4) & 4294967295L) | ((((long)blockPos.getZ() >> 4) & 4294967295L) << 32); // Paper - inline } public static int getX(long pos) { diff --git a/src/main/java/net/minecraft/world/level/entity/PersistentEntitySectionManager.java b/src/main/java/net/minecraft/world/level/entity/PersistentEntitySectionManager.java index 32303ac7950effe468ef675d74d9ad436c5183f0..522e913e77cab591d8b31cb56b6821806ab7b69d 100644 --- a/src/main/java/net/minecraft/world/level/entity/PersistentEntitySectionManager.java +++ b/src/main/java/net/minecraft/world/level/entity/PersistentEntitySectionManager.java @@ -385,6 +385,11 @@ public class PersistentEntitySectionManager implements A public LevelEntityGetter getEntityGetter() { return this.entityGetter; } + // Paper start + public final boolean isPositionTicking(long position) { + return this.chunkVisibility.get(position).isTicking(); + } + // Paper end public boolean isPositionTicking(BlockPos blockposition) { return ((Visibility) this.chunkVisibility.get(ChunkPos.asLong(blockposition))).isTicking();