From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: MrHua269 <wangxyper@163.com>
Date: Wed, 31 Jul 2024 13:38:04 +0800
Subject: [PATCH] Gale Skip entity move if movement is zero


diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 3b23cd9d321a5eec5a237983315bf9ec7f76fe7f..3ff85d9e5ecef61ca5bcec4c260d88e2d5c61bea 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -323,6 +323,7 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
     public float yRotO;
     public float xRotO;
     private AABB bb;
+    private boolean boundingBoxChanged = false; // Gale - VMP - skip entity move if movement is zero
     public boolean onGround;
     public boolean horizontalCollision;
     public boolean verticalCollision;
@@ -1136,6 +1137,11 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
     //Luminol end
 
     public void move(MoverType movementType, Vec3 movement) {
+        // Gale start - VMP - skip entity move if movement is zero
+        if (!this.boundingBoxChanged && movement.equals(Vec3.ZERO)) {
+            return;
+        }
+        // Gale end - VMP - skip entity move if movement is zero
         final Vec3 originalMovement = movement; // Paper - Expose pre-collision velocity
         // Paper start - detailed watchdog information
         ca.spottedleaf.moonrise.common.util.TickThread.ensureTickThread("Cannot move an entity off-main");
@@ -4963,6 +4969,11 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
     }
 
     public final void setBoundingBox(AABB boundingBox) {
+        // Gale start - VMP - skip entity move if movement is zero
+        if (!this.bb.equals(boundingBox)) {
+            this.boundingBoxChanged = true;
+        }
+        // Gale end - VMP - skip entity move if movement is zero
         // CraftBukkit start - block invalid bounding boxes
         double minX = boundingBox.minX,
                 minY = boundingBox.minY,