patches/server/0543-Add-option-to-fix-items-merging-through-walls.patch


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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: GioSDA <gsdambrosio@gmail.com>
Date: Wed, 10 Mar 2021 10:06:45 -0800
Subject: [PATCH] Add option to fix items merging through walls


diff --git a/src/main/java/net/minecraft/world/entity/item/ItemEntity.java b/src/main/java/net/minecraft/world/entity/item/ItemEntity.java
index 9974aec00935a1c3068eceee6d7042f14f15ac56..586257fe5c9f5cddd0ed164254f46777c6e71d66 100644
--- a/src/main/java/net/minecraft/world/entity/item/ItemEntity.java
+++ b/src/main/java/net/minecraft/world/entity/item/ItemEntity.java
@@ -285,6 +285,14 @@ public class ItemEntity extends Entity implements TraceableEntity {
                 ItemEntity entityitem = (ItemEntity) iterator.next();
 
                 if (entityitem.isMergable()) {
+                    // Paper start - Fix items merging through walls
+                    if (this.level().paperConfig().fixes.fixItemsMergingThroughWalls) {
+                        if (this.level().clipDirect(this.position(), entityitem.position(),
+                            net.minecraft.world.phys.shapes.CollisionContext.of(this)) == net.minecraft.world.phys.HitResult.Type.BLOCK) {
+                            continue;
+                        }
+                    }
+                    // Paper end - Fix items merging through walls
                     this.tryToMerge(entityitem);
                     if (this.isRemoved()) {
                         break;