Paper/patches/server/0455-Remove-some-streams-from-structures.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: JRoy <joshroy126@gmail.com>
Date: Mon, 29 Jun 2020 17:03:06 -0400
Subject: [PATCH] Remove some streams from structures

This showed up a lot in the spark profiler, should have a low-medium performance improvement.

diff --git a/src/main/java/net/minecraft/world/level/levelgen/Beardifier.java b/src/main/java/net/minecraft/world/level/levelgen/Beardifier.java
index 1de44cc8d3e030421ad50a732bfe569f569655f0..98c4ddb261b6a17f6b8fc269c98add92688cae96 100644
--- a/src/main/java/net/minecraft/world/level/levelgen/Beardifier.java
+++ b/src/main/java/net/minecraft/world/level/levelgen/Beardifier.java
@@ -16,6 +16,7 @@ import net.minecraft.world.level.levelgen.feature.structures.StructureTemplatePo
 import net.minecraft.world.level.levelgen.structure.BoundingBox;
 import net.minecraft.world.level.levelgen.structure.PoolElementStructurePiece;
 import net.minecraft.world.level.levelgen.structure.StructurePiece;
+import net.minecraft.world.level.levelgen.structure.StructureStart;
 
 public class Beardifier implements NoiseChunk.NoiseFiller {
     public static final int BEARD_KERNEL_RADIUS = 12;
@@ -43,7 +44,7 @@ public class Beardifier implements NoiseChunk.NoiseFiller {
         this.rigids = new ObjectArrayList<>(10);
 
         for(StructureFeature<?> structureFeature : StructureFeature.NOISE_AFFECTING_FEATURES) {
-            structureAccessor.startsForFeature(SectionPos.bottomOf(chunk), structureFeature).forEach((structureStart) -> {
+            for (StructureStart<?> structureStart : structureAccessor.startsForFeature(SectionPos.bottomOf(chunk), structureFeature)) { // Paper - remove streams
                 for(StructurePiece structurePiece : structureStart.getPieces()) {
                     if (structurePiece.isCloseToChunk(chunkPos, 12)) {
                         if (structurePiece instanceof PoolElementStructurePiece) {
@@ -66,7 +67,7 @@ public class Beardifier implements NoiseChunk.NoiseFiller {
                     }
                 }
 
-            });
+            } // Paper
         }
 
         this.pieceIterator = this.rigids.iterator();