Paper/patches/removed/1.17/0626-Optimized-tick-ready-check.patch

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2021-06-11 14:02:28 +02:00
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
2021-06-14 20:50:22 +02:00
1.17: Needs to be reworked or dropped
2021-06-11 14:02:28 +02:00
diff --git a/src/main/java/net/minecraft/world/level/Level.java b/src/main/java/net/minecraft/world/level/Level.java
index 066d5f7ee93351bff67c0d39ee9d940ac51515d8..b89cefc8890774dbc64fd6bddeb038d2ee36d485 100644
--- a/src/main/java/net/minecraft/world/level/Level.java
+++ b/src/main/java/net/minecraft/world/level/Level.java
@@ -854,13 +854,13 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
if (!tileentity.isRemoved() && tileentity.hasLevel()) {
BlockPos blockposition = tileentity.getBlockPos();
- if (this.getChunkSource().isTickingChunk(blockposition) && this.getWorldBorder().isWithinBounds(blockposition)) {
+ LevelChunk chunk; ChunkHolder 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.push(() -> {
return String.valueOf(BlockEntityType.getKey(tileentity.getType()));
});
tileentity.tickTimer.startTiming(); // Spigot
- if (tileentity.getType().isValid(this.getBlockState(blockposition).getBlock())) {
+ if (tileentity.getType().isValid(chunk.getBlockState(blockposition).getBlock())) { // Paper - reuse the chunk from above, do not look it up again
((TickableBlockEntity) tileentity).tick();
} else {
tileentity.logInvalidState();
@@ -893,9 +893,11 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
this.tickableBlockEntities.remove(tileTickPosition--);
// Spigot end
//this.tileEntityList.remove(tileentity); // Paper - remove unused list
- if (this.hasChunkAt(tileentity.getBlockPos())) {
- this.getChunkAt(tileentity.getBlockPos()).removeBlockEntity(tileentity.getBlockPos());
+ // Paper - prevent double chunk lookups
+ LevelChunk chunk; if ((chunk = this.getChunkIfLoaded(tileentity.getBlockPos())) != null) { // inlined contents of this.isLoaded(BlockPosition). Reuse the returned chunk instead of looking it up again
+ chunk.removeBlockEntity(tileentity.getBlockPos());
}
+ // Paper end
}
}
@@ -914,8 +916,8 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
}
// CraftBukkit end */
- if (this.hasChunkAt(tileentity1.getBlockPos())) {
- LevelChunk chunk = this.getChunkAt(tileentity1.getBlockPos());
+ LevelChunk chunk; if ((chunk = this.getChunkIfLoaded(tileentity1.getBlockPos())) != 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
BlockState iblockdata = chunk.getBlockState(tileentity1.getBlockPos());
chunk.setBlockEntity(tileentity1.getBlockPos(), tileentity1);