Paper/patches/server/0364-Optimise-Chunk-getFluid.patch
Nassim Jahnke 928bcc8d3a
Updated Upstream (Bukkit/CraftBukkit) (#8430)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
09943450 Update SnakeYAML version
5515734f SPIGOT-7162: Incorrect description for Entity#getVehicle javadoc
6f82b381 PR-788: Add getHand() to all relevant events

CraftBukkit Changes:
aaf484f6f SPIGOT-7163: CraftMerchantRecipe doesn't copy demand and specialPrice from BukkitMerchantRecipe
5329dd6fd PR-1107: Add getHand() to all relevant events
93061706e SPIGOT-7045: Ocelots never spawn with babies with spawn reason OCELOT_BABY
2022-10-02 09:56:36 +02:00

62 lines
3.0 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Tue, 14 Jan 2020 14:59:08 -0800
Subject: [PATCH] Optimise Chunk#getFluid
Removing the try catch and generally reducing ops should make it
faster on its own, however removing the try catch makes it
easier to inline due to code size
diff --git a/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java b/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
index bc573695ace324c7cd536bc24fbfc66a53ef9fa0..bd1c957a9405ccf18f110c7976cf8e0af922cf78 100644
--- a/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
+++ b/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
@@ -427,18 +427,20 @@ public class LevelChunk extends ChunkAccess {
}
public FluidState getFluidState(int x, int y, int z) {
- try {
- int l = this.getSectionIndex(y);
-
- if (l >= 0 && l < this.sections.length) {
- LevelChunkSection chunksection = this.sections[l];
+ // try { // Paper - remove try catch
+ // Paper start - reduce the number of ops in this call
+ int index = this.getSectionIndex(y);
+ if (index >= 0 && index < this.sections.length) {
+ LevelChunkSection chunksection = this.sections[index];
if (!chunksection.hasOnlyAir()) {
- return chunksection.getFluidState(x & 15, y & 15, z & 15);
+ return chunksection.states.get((y & 15) << 8 | (z & 15) << 4 | x & 15).getFluidState();
+ // Paper end
}
}
return Fluids.EMPTY.defaultFluidState();
+ /* // Paper - remove try catch
} catch (Throwable throwable) {
CrashReport crashreport = CrashReport.forThrowable(throwable, "Getting fluid state");
CrashReportCategory crashreportsystemdetails = crashreport.addCategory("Block being got");
@@ -448,6 +450,7 @@ public class LevelChunk extends ChunkAccess {
});
throw new ReportedException(crashreport);
}
+ */ // Paper - remove try catch
}
// CraftBukkit start
diff --git a/src/main/java/net/minecraft/world/level/chunk/LevelChunkSection.java b/src/main/java/net/minecraft/world/level/chunk/LevelChunkSection.java
index 785fbcf9bafcdec1c5be213de3d8512690023415..066874d27495dcaa3dea254b7328257e46920357 100644
--- a/src/main/java/net/minecraft/world/level/chunk/LevelChunkSection.java
+++ b/src/main/java/net/minecraft/world/level/chunk/LevelChunkSection.java
@@ -54,7 +54,7 @@ public class LevelChunkSection {
}
public FluidState getFluidState(int x, int y, int z) {
- return ((BlockState) this.states.get(x, y, z)).getFluidState();
+ return this.states.get(x, y, z).getFluidState(); // Paper - diff on change - we expect this to be effectively just getType(x, y, z).getFluid(). If this changes we need to check other patches that use IBlockData#getFluid.
}
public void acquire() {