Paper/patches/server/0317-Optimize-call-to-getFluid-for-explosions.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: BrodyBeckwith <brody@beckwith.dev>
Date: Tue, 14 Jan 2020 17:49:03 -0500
Subject: [PATCH] Optimize call to getFluid for explosions


diff --git a/src/main/java/net/minecraft/world/level/Explosion.java b/src/main/java/net/minecraft/world/level/Explosion.java
index 219f3abc6d3280077b53cfff97db7e724133f5a1..653036ca797ed4e87f0cc15898d55ede2ed96206 100644
--- a/src/main/java/net/minecraft/world/level/Explosion.java
+++ b/src/main/java/net/minecraft/world/level/Explosion.java
@@ -191,7 +191,7 @@ public class Explosion {
                         for (float f1 = 0.3F; f > 0.0F; f -= 0.22500001F) {
                             BlockPos blockposition = BlockPos.containing(d4, d5, d6);
                             BlockState iblockdata = this.level.getBlockState(blockposition);
-                            FluidState fluid = this.level.getFluidState(blockposition);
+                            FluidState fluid = iblockdata.getFluidState(); // Paper - Perf: Optimize call to getFluid for explosions
 
                             if (!this.level.isInWorldBounds(blockposition)) {
                                 break;