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68 lines
3.4 KiB
Diff
68 lines
3.4 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Spottedleaf <Spottedleaf@users.noreply.github.com>
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Date: Tue, 14 Jan 2020 14:59:08 -0800
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Subject: [PATCH] Optimise Chunk#getFluid
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Removing the try catch and generally reducing ops should make it
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faster on its own, however removing the try catch makes it
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easier to inline due to code size
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diff --git a/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java b/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
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index 87d7a87a2925f2c062658e960bb5128738828d9f..8a14bdda4a408ec1e2b51efeb35467835f62b42c 100644
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--- a/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
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+++ b/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
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@@ -430,25 +430,29 @@ public class LevelChunk implements ChunkAccess {
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}
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public FluidState getFluidState(int x, int y, int z) {
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- try {
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- if (y >= 0 && y >> 4 < this.sections.length) {
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- LevelChunkSection chunksection = this.sections[y >> 4];
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-
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- if (!LevelChunkSection.isEmpty(chunksection)) {
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- return chunksection.getFluidState(x & 15, y & 15, z & 15);
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+ //try { // Paper - remove try catch
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+ // Paper start - reduce the number of ops in this call
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+ int index = y >> 4;
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+ if (index >= 0 && index < this.sections.length) {
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+ LevelChunkSection chunksection = this.sections[index];
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+
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+ if (chunksection != null) {
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+ return chunksection.states.get((y & 15) << 8 | (z & 15) << 4 | x & 15).getFluidState();
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}
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+ // Paper end
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}
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return Fluids.EMPTY.defaultFluidState();
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- } catch (Throwable throwable) {
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- CrashReport crashreport = CrashReport.forThrowable(throwable, "Getting fluid state");
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- CrashReportCategory crashreportsystemdetails = crashreport.addCategory("Block being got");
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+ /*} catch (Throwable throwable) { // Paper - remove try catch
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+ CrashReport crashreport = CrashReport.a(throwable, "Getting fluid state");
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+ CrashReportSystemDetails crashreportsystemdetails = crashreport.a("Block being got");
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- crashreportsystemdetails.setDetail("Location", () -> {
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- return CrashReportCategory.formatLocation(x, y, z);
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+ crashreportsystemdetails.a("Location", () -> {
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+ return CrashReportSystemDetails.a(i, j, k);
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});
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throw new ReportedException(crashreport);
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}
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+ */ // Paper - remove try catch
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}
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// CraftBukkit start
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diff --git a/src/main/java/net/minecraft/world/level/chunk/LevelChunkSection.java b/src/main/java/net/minecraft/world/level/chunk/LevelChunkSection.java
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index c44d32f966c61497b4a8892eb51da3a71ad031d9..5e7f6000df129100ef306703f325af9f60da8ae6 100644
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--- a/src/main/java/net/minecraft/world/level/chunk/LevelChunkSection.java
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+++ b/src/main/java/net/minecraft/world/level/chunk/LevelChunkSection.java
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@@ -45,7 +45,7 @@ public class LevelChunkSection {
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}
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public FluidState getFluidState(int x, int y, int z) {
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- return ((BlockState) this.states.get(x, y, z)).getFluidState();
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+ return ((BlockState) 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.
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}
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public void acquire() {
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