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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: lukas <lukasalt98@gmail.com>
Date: Sun, 27 Dec 2020 17:19:51 +0100
Subject: [PATCH] Optimized tick ready check
diff --git a/src/main/java/net/minecraft/world/level/World.java b/src/main/java/net/minecraft/world/level/World.java
index f40be366ebc5f98b417b677565fa89d3f817f3fb..78dcba08d6d796d5d97c8304bf1f1e7d1e650d5d 100644
--- a/src/main/java/net/minecraft/world/level/World.java
+++ b/src/main/java/net/minecraft/world/level/World.java
@@ -854,13 +854,13 @@ public abstract class World implements GeneratorAccess, AutoCloseable {
if (!tileentity.isRemoved() && tileentity.hasWorld()) {
BlockPosition blockposition = tileentity.getPosition();
- if (this.getChunkProvider().a(blockposition) && this.getWorldBorder().a(blockposition)) {
+ Chunk chunk; PlayerChunk playerChunk; if ((chunk = tileentity.getCurrentChunk()) != null && (playerChunk = chunk.playerChunk) != null && playerChunk.isTickingReady() && this.getWorldBorder().isInBounds(blockposition)) { // Paper - optimized tick ready check by inlining ChunkProviderServer.a(BlockPosition). Chunk lookup is no longer required and we can use the PlayerChunk directly available through the tile entity
try {
gameprofilerfiller.a(() -> {
return String.valueOf(TileEntityTypes.a(tileentity.getTileType()));
});
tileentity.tickTimer.startTiming(); // Spigot
- if (tileentity.getTileType().isValidBlock(this.getType(blockposition).getBlock())) {
+ if (tileentity.getTileType().isValidBlock(chunk.getType(blockposition).getBlock())) { // Paper - reuse the chunk from above, do not look it up again
((ITickable) tileentity).tick();
} else {
tileentity.w();
@@ -893,9 +893,11 @@ public abstract class World implements GeneratorAccess, AutoCloseable {
this.tileEntityListTick.remove(tileTickPosition--);
// Spigot end
//this.tileEntityList.remove(tileentity); // Paper - remove unused list
- if (this.isLoaded(tileentity.getPosition())) {
- this.getChunkAtWorldCoords(tileentity.getPosition()).removeTileEntity(tileentity.getPosition());
+ // Paper - prevent double chunk lookups
+ Chunk chunk; if ((chunk = this.getChunkIfLoaded(tileentity.getPosition())) != null) { // inlined contents of this.isLoaded(BlockPosition). Reuse the returned chunk instead of looking it up again
+ chunk.removeTileEntity(tileentity.getPosition());
}
+ // Paper end
}
}
@@ -914,8 +916,8 @@ public abstract class World implements GeneratorAccess, AutoCloseable {
}
// CraftBukkit end */
- if (this.isLoaded(tileentity1.getPosition())) {
- Chunk chunk = this.getChunkAtWorldCoords(tileentity1.getPosition());
+ Chunk chunk; if ((chunk = this.getChunkIfLoaded(tileentity1.getPosition())) != null) { // Paper - inlined contents of this.isLoaded(BlockPosition). Reuse the returned chunk instead of looking it up again
+ // Chunk chunk = this.getChunkAtWorldCoords(tileentity1.getPosition()); // Paper - already computed above
IBlockData iblockdata = chunk.getType(tileentity1.getPosition());
chunk.setTileEntity(tileentity1.getPosition(), tileentity1);
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