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Paper/Spigot-Server-Patches/0420-Optimise-Chunk-getFluid.patch
Mariell a0b8b886c8
Updated Upstream (CraftBukkit/Spigot) (#4318)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

CraftBukkit Changes:
d5a72960 SPIGOT-6063: ConsoleSender sending extra lines in Java 13+

Spigot Changes:
2740d5ae Rebuild patches
2020-09-12 15:57:21 -04:00

63 Zeilen
2.8 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/server/Chunk.java b/src/main/java/net/minecraft/server/Chunk.java
index 20c3e425f4299318c49128f3d330b889a0c1c52a..eebd014f9c0f4285f16d9ffac79e604854a6926c 100644
--- a/src/main/java/net/minecraft/server/Chunk.java
+++ b/src/main/java/net/minecraft/server/Chunk.java
@@ -386,17 +386,20 @@ public class Chunk implements IChunkAccess {
}
public Fluid a(int i, int j, int k) {
- try {
- if (j >= 0 && j >> 4 < this.sections.length) {
- ChunkSection chunksection = this.sections[j >> 4];
-
- if (!ChunkSection.a(chunksection)) {
- return chunksection.b(i & 15, j & 15, k & 15);
+ //try { // Paper - remove try catch
+ // Paper start - reduce the number of ops in this call
+ int index = j >> 4;
+ if (index >= 0 && index < this.sections.length) {
+ ChunkSection chunksection = this.sections[index];
+
+ if (chunksection != null) {
+ return chunksection.blockIds.a((j & 15) << 8 | (k & 15) << 4 | i & 15).getFluid();
}
+ // Paper end
}
return FluidTypes.EMPTY.h();
- } catch (Throwable throwable) {
+ /*} catch (Throwable throwable) { // Paper - remove try catch
CrashReport crashreport = CrashReport.a(throwable, "Getting fluid state");
CrashReportSystemDetails crashreportsystemdetails = crashreport.a("Block being got");
@@ -405,6 +408,7 @@ public class Chunk implements IChunkAccess {
});
throw new ReportedException(crashreport);
}
+ */ // Paper - remove try catch
}
// CraftBukkit start
diff --git a/src/main/java/net/minecraft/server/ChunkSection.java b/src/main/java/net/minecraft/server/ChunkSection.java
index 668942c629732b8d46b7f2646df8e7827baae240..39572cdce691a459cb9df0cc064fbf7bde83a99e 100644
--- a/src/main/java/net/minecraft/server/ChunkSection.java
+++ b/src/main/java/net/minecraft/server/ChunkSection.java
@@ -38,7 +38,7 @@ public class ChunkSection {
}
public Fluid b(int i, int j, int k) {
- return ((IBlockData) this.blockIds.a(i, j, k)).getFluid();
+ return ((IBlockData) this.blockIds.a(i, j, k)).getFluid(); // 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 a() {