SakuraMC/sakura-server/minecraft-patches/features/0014-Use-maxEntityCollision-limit-for-entity-retrieval.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Samsuik <kfian294ma4@gmail.com>
Date: Thu, 23 Sep 2021 18:50:13 +0100
Subject: [PATCH] Use maxEntityCollision limit for entity retrieval


diff --git a/net/minecraft/world/entity/LivingEntity.java b/net/minecraft/world/entity/LivingEntity.java
index 60b6b19ad5c70991afd5152b45ff20ade457bcd1..70f9a4e4d33dc349404e84faa834613a2d9f2e40 100644
--- a/net/minecraft/world/entity/LivingEntity.java
+++ b/net/minecraft/world/entity/LivingEntity.java
@@ -3696,7 +3696,17 @@ public abstract class LivingEntity extends Entity implements Attackable {
             return;
         }
         // Paper end - don't run getEntities if we're not going to use its result
-        List<Entity> pushableEntities = this.level().getPushableEntities(this, this.getBoundingBox());
+        // Sakura start - use maxEntityCollision limit for entity retrieval
+        //List<Entity> pushableEntities = this.level().getPushableEntities(this, this.getBoundingBox());
+        final int limit = Math.max(_int, this.level().paperConfig().collisions.maxEntityCollisions);
+        final int search = limit * limit;
+        final List<Entity> pushableEntities = new java.util.ArrayList<>(4);
+        this.level().getEntities(
+            net.minecraft.world.level.entity.EntityTypeTest.forClass(Entity.class),
+            this.getBoundingBox(), EntitySelector.pushableBy(this),
+            pushableEntities, limit, search
+        );
+        // Sakura end - use maxEntityCollision limit for entity retrieval
         if (!pushableEntities.isEmpty()) {
             if (this.level() instanceof ServerLevel serverLevel) {
                 // Paper - don't run getEntities if we're not going to use its result; moved up