From 4f6c5eac795981ee44ad2dcaccff8e1db0cd954f Mon Sep 17 00:00:00 2001
From: PetteriM1 <26197131+PetteriM1@users.noreply.github.com>
Date: Tue, 24 Oct 2023 22:25:22 +0300
Subject: [PATCH] Fix entity movement on snow layers (#2149)

---
 src/main/java/cn/nukkit/Player.java               |  3 +--
 src/main/java/cn/nukkit/block/BlockSnowLayer.java |  5 +++++
 src/main/java/cn/nukkit/level/Level.java          | 12 ++++++------
 3 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/src/main/java/cn/nukkit/Player.java b/src/main/java/cn/nukkit/Player.java
index 661cbdbbd4a..7492893aa5b 100644
--- a/src/main/java/cn/nukkit/Player.java
+++ b/src/main/java/cn/nukkit/Player.java
@@ -2576,8 +2576,7 @@ public void onCompletion(Server server) {
                         }
                     }
 
-                    Vector3 clientPosition = authPacket.getPosition().asVector3()
-                            .subtract(0, this.getEyeHeight(), 0);
+                    Vector3 clientPosition = authPacket.getPosition().subtract(0, this.getEyeHeight(), 0).asVector3();
 
                     double distSqrt = clientPosition.distanceSquared(this);
                     if (distSqrt == 0.0 && authPacket.getYaw() % 360 == this.yaw && authPacket.getPitch() % 360 == this.pitch) {
diff --git a/src/main/java/cn/nukkit/block/BlockSnowLayer.java b/src/main/java/cn/nukkit/block/BlockSnowLayer.java
index 60e9feec58a..6c9b959a492 100644
--- a/src/main/java/cn/nukkit/block/BlockSnowLayer.java
+++ b/src/main/java/cn/nukkit/block/BlockSnowLayer.java
@@ -186,4 +186,9 @@ public boolean onActivate(Item item, Player player) {
         }
         return false;
     }
+
+    @Override
+    public boolean canPassThrough() {
+        return (this.getDamage() & 0x7) < 3;
+    }
 }
diff --git a/src/main/java/cn/nukkit/level/Level.java b/src/main/java/cn/nukkit/level/Level.java
index 4a3852c7409..aca3e1e94de 100644
--- a/src/main/java/cn/nukkit/level/Level.java
+++ b/src/main/java/cn/nukkit/level/Level.java
@@ -3275,12 +3275,12 @@ public void addPlayerMovement(Entity entity, double x, double y, double z, doubl
     public void addEntityMovement(Entity entity, double x, double y, double z, double yaw, double pitch, double headYaw) {
         MoveEntityAbsolutePacket pk = new MoveEntityAbsolutePacket();
         pk.eid = entity.getId();
-        pk.x = (float) x;
-        pk.y = (float) y;
-        pk.z = (float) z;
-        pk.yaw = (float) yaw;
-        pk.headYaw = (float) headYaw;
-        pk.pitch = (float) pitch;
+        pk.x = x;
+        pk.y = y;
+        pk.z = z;
+        pk.yaw = yaw;
+        pk.headYaw = headYaw;
+        pk.pitch = pitch;
         pk.onGround = entity.onGround;
 
         Server.broadcastPacket(entity.getViewers().values(), pk);