skip entity move if movement is zero

patches/server/0103-vmp-skip-entity-move-if-movement-is-zero.patch

@@ -0,0 +1,41 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: 404Setup <[email protected]>
+Date: Mon, 9 Sep 2024 09:26:31 +0800
+Subject: [PATCH] vmp: skip entity move if movement is zero
+
+Original code by RelativityMC, licensed under MIT
+You can find the original code on https://github.com/RelativityMC/VMP-fabric (Yarn mappings)
+
+diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
+index 31c6840e819eacb9fde4f3ea0e2314bd5c947852..16027780d6ce37cf2b069cc3a0af87972175a434 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; // vmp: skip entity move if movement is zero
+     public boolean onGround;
+     public boolean horizontalCollision;
+     public boolean verticalCollision;
+@@ -1207,6 +1208,12 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
+     // Paper end - detailed watchdog information
+
+     public void move(MoverType movementType, Vec3 movement) {
++        // vmp start - skip entity move if movement is zero
++        if (!boundingBoxChanged && movement.equals(Vec3.ZERO)) {
++            boundingBoxChanged = false;
++            return;
++        }
++        // vmp end
+         final Vec3 originalMovement = movement; // Paper - Expose pre-collision velocity
+         // Paper start - detailed watchdog information
+         io.papermc.paper.util.TickThread.ensureTickThread(this, "Cannot move an entity off-main");
+@@ -4310,6 +4317,7 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
+     }
+
+     public final void setBoundingBox(AABB boundingBox) {
++        if (!this.bb.equals(boundingBox)) boundingBoxChanged = true; // vmp - skip entity move if movement is zero
+         // CraftBukkit start - block invalid bounding boxes
+         double minX = boundingBox.minX,
+                 minY = boundingBox.minY,

patches/server/0104-Slice-noEntityCollisions-for-Entity.patch → patches/server/0105-Slice-noEntityCollisions-for-Entity.patch

@@ -18,10 +18,10 @@ index ee8e9c0e3690e78f3cc621ddfca89ea4256d4803..0466b04f24830539f2c927481c1c7995
          }
 
 diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
-index 31c6840e819eacb9fde4f3ea0e2314bd5c947852..6eade6f119c48687a62d13926831b20ff301eec2 100644
+index 16027780d6ce37cf2b069cc3a0af87972175a434..f83c55a65ce97f9944049d7e7a9cf763ea957054 100644
 --- a/src/main/java/net/minecraft/world/entity/Entity.java
 +++ b/src/main/java/net/minecraft/world/entity/Entity.java
-@@ -547,6 +547,7 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
+@@ -548,6 +548,7 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
       * Overriding this field will cause memory leaks.
       */
      private final boolean hardCollides;

patches/server/0106-Slice-Disable-sending-Entity-Movement-Packets.patch → patches/server/0107-Slice-Disable-sending-Entity-Movement-Packets.patch

@@ -36,10 +36,10 @@ index 035a40836a6986a2740f02712276d5a261f2aa3c..0682e8b10ff65d5a63bcf4768473ec1f
                              flag5 = true;
                          }
 diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
-index 6eade6f119c48687a62d13926831b20ff301eec2..ad87599640d36fc06fee7a212c7aa5d82dc2df7e 100644
+index f83c55a65ce97f9944049d7e7a9cf763ea957054..7f60b07f12d0f209bcec9c78ff5837fc74259e41 100644
 --- a/src/main/java/net/minecraft/world/entity/Entity.java
 +++ b/src/main/java/net/minecraft/world/entity/Entity.java
-@@ -443,6 +443,7 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
+@@ -444,6 +444,7 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
      private long lastPlayerScanTime;
      private boolean playerInRange;
      // Canvas end