From 531b0b97c13f44a9e8eafd840d405801b3fe66cd Mon Sep 17 00:00:00 2001
From: DmitriyMX <dimon550@gmail.com>
Date: Mon, 3 May 2021 00:16:27 +0300
Subject: [PATCH] PlayerPositionPacket

---
 protocol/src/main/java/mc/protocol/State.java |  1 +
 .../client/CPlayerPositionAndLookPacket.java  |  3 +-
 .../packets/client/PlayerPositionPacket.java  | 49 +++++++++++++++++++
 3 files changed, 51 insertions(+), 2 deletions(-)
 create mode 100644 protocol/src/main/java/mc/protocol/packets/client/PlayerPositionPacket.java

diff --git a/protocol/src/main/java/mc/protocol/State.java b/protocol/src/main/java/mc/protocol/State.java
index ea15576..4940521 100644
--- a/protocol/src/main/java/mc/protocol/State.java
+++ b/protocol/src/main/java/mc/protocol/State.java
@@ -47,6 +47,7 @@ public enum State {
 					0x00, TeleportConfirmPacket.class,
 					0x04, ClientSettingsPacket.class,
 					0x09, PluginMessagePacket.class,
+					0x0D, PlayerPositionPacket.class,
 					0x0E, CPlayerPositionAndLookPacket.class
 			),
 			// client bound
diff --git a/protocol/src/main/java/mc/protocol/packets/client/CPlayerPositionAndLookPacket.java b/protocol/src/main/java/mc/protocol/packets/client/CPlayerPositionAndLookPacket.java
index d0f5036..ed5c002 100644
--- a/protocol/src/main/java/mc/protocol/packets/client/CPlayerPositionAndLookPacket.java
+++ b/protocol/src/main/java/mc/protocol/packets/client/CPlayerPositionAndLookPacket.java
@@ -10,7 +10,7 @@ import mc.protocol.model.Look;
 import mc.protocol.packets.ClientSidePacket;
 
 /**
- * Клиент сообщает о движении Игрока.
+ * Клиент сообщает о движении и повороте головы Игрока.
  *
  * <p>Структура пакета</p>
  * <pre>
@@ -35,7 +35,6 @@ public class CPlayerPositionAndLookPacket implements ClientSidePacket {
 
 	private Location position;
 	private Look look;
-	@SuppressWarnings("java:S116")
 	private boolean onGround;
 
 	@Override
diff --git a/protocol/src/main/java/mc/protocol/packets/client/PlayerPositionPacket.java b/protocol/src/main/java/mc/protocol/packets/client/PlayerPositionPacket.java
new file mode 100644
index 0000000..abbc609
--- /dev/null
+++ b/protocol/src/main/java/mc/protocol/packets/client/PlayerPositionPacket.java
@@ -0,0 +1,49 @@
+package mc.protocol.packets.client;
+
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.ToString;
+import mc.protocol.io.NetByteBuf;
+import mc.protocol.model.Location;
+import mc.protocol.packets.ClientSidePacket;
+
+/**
+ * Клиент сообщает о движении Игрока.
+ *
+ * <p>Структура пакета</p>
+ * <pre>
+ * | FIELD     | TYPE    | NOTES                               |
+ * |-----------|---------|-------------------------------------|
+ * | X         | Double  | Абсолютная позиция по X             |
+ * | Feet Y    | Double  | Абсолютная позиция ног по Y.        |
+ * |           |         | Голова находиться выше на 1.62f     |
+ * | Z         | Double  | Абсолютная позиция по Z             |
+ * | On Ground | Boolean | true, если Игрок находится на земле |
+ * </pre>
+ *
+ * @see <a href="https://wiki.vg/index.php?title=Protocol&oldid=14204#Player_Position">Player Position</a>
+ */
+@NoArgsConstructor
+@Getter
+@EqualsAndHashCode
+@ToString
+public class PlayerPositionPacket implements ClientSidePacket {
+
+	private Location position;
+	private boolean onGround;
+
+	@Override
+	public void readSelf(NetByteBuf netByteBuf) {
+		double x = netByteBuf.readDouble();
+		double y = netByteBuf.readDouble();
+		double z = netByteBuf.readDouble();
+		this.position = new Location(x, y, z);
+
+		this.onGround = netByteBuf.readBoolean();
+	}
+
+	public double getYPositionHead() {
+		return this.position.getY() + 1.62f;
+	}
+}