6 files changed, 89 insertions, 0 deletions
diff --git a/src/Protocol/Packetizer.h b/src/Protocol/Packetizer.h
index 22ef01ed9..b2f2b11f4 100644
--- a/src/Protocol/Packetizer.h
+++ b/src/Protocol/Packetizer.h
@@ -133,6 +133,13 @@ public:
 	}
 
 	/** Writes the specified block position as a single encoded 64-bit BigEndian integer.
+	The three coordinates are written in XYZ order. */
+	inline void WriteXYZPosition64(const Vector3i & a_Pos)
+	{
+		VERIFY(m_Out.WriteXYZPosition64(a_Pos.x, a_Pos.y, a_Pos.z));
+	}
+
+	/** Writes the specified block position as a single encoded 64-bit BigEndian integer.
 	The three coordinates are written in XZY order, in 1.14+. */
 	inline void WriteXZYPosition64(int a_BlockX, int a_BlockY, int a_BlockZ)
 	{
diff --git a/src/Protocol/Protocol_1_10.cpp b/src/Protocol/Protocol_1_10.cpp
index f40bf7b73..d1b48c11a 100644
--- a/src/Protocol/Protocol_1_10.cpp
+++ b/src/Protocol/Protocol_1_10.cpp
@@ -21,6 +21,7 @@ Implements the 1.10 protocol classes:
 #include "../WorldStorage/FastNBT.h"
 
 #include "../Entities/Boat.h"
+#include "../Entities/EnderCrystal.h"
 #include "../Entities/ExpOrb.h"
 #include "../Entities/Minecart.h"
 #include "../Entities/FallingBlock.h"
@@ -539,6 +540,22 @@ void cProtocol_1_10_0::WriteEntityMetadata(cPacketizer & a_Pkt, const cEntity &
 			break;
 		}  // case etItemFrame
 
+		case cEntity::etEnderCrystal:
+		{
+			const auto & EnderCrystal = static_cast<const cEnderCrystal &>(a_Entity);
+			a_Pkt.WriteBEUInt8(7);
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_OPTIONAL_POSITION);
+			a_Pkt.WriteBool(EnderCrystal.DisplaysBeam());
+			if (EnderCrystal.DisplaysBeam())
+			{
+				a_Pkt.WriteXYZPosition64(EnderCrystal.GetBeamTarget());
+			}
+			a_Pkt.WriteBEUInt8(8);
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(EnderCrystal.ShowsBottom());
+			break;
+		}  // case etEnderCrystal
+
 		default:
 		{
 			break;
diff --git a/src/Protocol/Protocol_1_11.cpp b/src/Protocol/Protocol_1_11.cpp
index 1e07419ec..9ea6332b8 100644
--- a/src/Protocol/Protocol_1_11.cpp
+++ b/src/Protocol/Protocol_1_11.cpp
@@ -16,6 +16,7 @@ Implements the 1.11 protocol classes:
 #include "../WorldStorage/FastNBT.h"
 
 #include "../Entities/Boat.h"
+#include "../Entities/EnderCrystal.h"
 #include "../Entities/ExpOrb.h"
 #include "../Entities/Minecart.h"
 #include "../Entities/FallingBlock.h"
@@ -805,6 +806,22 @@ void cProtocol_1_11_0::WriteEntityMetadata(cPacketizer & a_Pkt, const cEntity &
 			break;
 		}  // case etItemFrame
 
+		case cEntity::etEnderCrystal:
+		{
+			const auto & EnderCrystal = static_cast<const cEnderCrystal &>(a_Entity);
+			a_Pkt.WriteBEUInt8(7);
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_OPTIONAL_POSITION);
+			a_Pkt.WriteBool(EnderCrystal.DisplaysBeam());
+			if (EnderCrystal.DisplaysBeam())
+			{
+				a_Pkt.WriteXYZPosition64(EnderCrystal.GetBeamTarget());
+			}
+			a_Pkt.WriteBEUInt8(8);
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(EnderCrystal.ShowsBottom());
+			break;
+		}  // case etEnderCrystal
+
 		default:
 		{
 			break;
diff --git a/src/Protocol/Protocol_1_12.cpp b/src/Protocol/Protocol_1_12.cpp
index 16651bdf6..ee2016ae2 100644
--- a/src/Protocol/Protocol_1_12.cpp
+++ b/src/Protocol/Protocol_1_12.cpp
@@ -13,6 +13,7 @@ Implements the 1.12 protocol classes:
 #include "Packetizer.h"
 
 #include "../Entities/Boat.h"
+#include "../Entities/EnderCrystal.h"
 #include "../Entities/Minecart.h"
 #include "../Entities/Pickup.h"
 #include "../Entities/Player.h"
@@ -518,6 +519,22 @@ void cProtocol_1_12::WriteEntityMetadata(cPacketizer & a_Pkt, const cEntity & a_
 			break;
 		}  // case etItemFrame
 
+		case cEntity::etEnderCrystal:
+		{
+			const auto & EnderCrystal = static_cast<const cEnderCrystal &>(a_Entity);
+			a_Pkt.WriteBEUInt8(7);
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_OPTIONAL_POSITION);
+			a_Pkt.WriteBool(EnderCrystal.DisplaysBeam());
+			if (EnderCrystal.DisplaysBeam())
+			{
+				a_Pkt.WriteXYZPosition64(EnderCrystal.GetBeamTarget());
+			}
+			a_Pkt.WriteBEUInt8(8);
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(EnderCrystal.ShowsBottom());
+			break;
+		}  // case etEnderCrystal
+
 		default:
 		{
 			break;
diff --git a/src/Protocol/Protocol_1_13.cpp b/src/Protocol/Protocol_1_13.cpp
index 1b505d58d..efc1e9fc1 100644
--- a/src/Protocol/Protocol_1_13.cpp
+++ b/src/Protocol/Protocol_1_13.cpp
@@ -12,6 +12,7 @@ Implements the 1.13 protocol classes:
 #include "Protocol_1_13.h"
 
 #include "../Entities/Boat.h"
+#include "../Entities/EnderCrystal.h"
 #include "../Entities/Minecart.h"
 #include "../Entities/Pickup.h"
 #include "../Entities/Player.h"
@@ -887,6 +888,20 @@ void cProtocol_1_13::WriteEntityMetadata(cPacketizer & a_Pkt, const cEntity & a_
 			break;
 		}  // case etItemFrame
 
+		case cEntity::etEnderCrystal:
+		{
+			const auto & EnderCrystal = static_cast<const cEnderCrystal &>(a_Entity);
+			WriteEntityMetadata(a_Pkt, EntityMetadata::EnderCrystalBeamTarget, EntityMetadataType::OptPosition);
+			a_Pkt.WriteBool(EnderCrystal.DisplaysBeam());
+			if (EnderCrystal.DisplaysBeam())
+			{
+				a_Pkt.WriteXYZPosition64(EnderCrystal.GetBeamTarget());
+			}
+			WriteEntityMetadata(a_Pkt, EntityMetadata::EnderCrystalShowBottom, EntityMetadataType::Boolean);
+			a_Pkt.WriteBool(EnderCrystal.ShowsBottom());
+			break;
+		}  // case etEnderCrystal
+
 		default:
 		{
 			break;
diff --git a/src/Protocol/Protocol_1_9.cpp b/src/Protocol/Protocol_1_9.cpp
index a152a46cb..778d4ca30 100644
--- a/src/Protocol/Protocol_1_9.cpp
+++ b/src/Protocol/Protocol_1_9.cpp
@@ -28,6 +28,7 @@ Implements the 1.9 protocol classes:
 
 #include "../WorldStorage/FastNBT.h"
 
+#include "../Entities/EnderCrystal.h"
 #include "../Entities/ExpOrb.h"
 #include "../Entities/Minecart.h"
 #include "../Entities/FallingBlock.h"
@@ -1727,6 +1728,21 @@ void cProtocol_1_9_0::WriteEntityMetadata(cPacketizer & a_Pkt, const cEntity & a
 			break;
 		}  // case etItemFrame
 
+		case cEntity::etEnderCrystal:
+		{
+			const auto & EnderCrystal = static_cast<const cEnderCrystal &>(a_Entity);
+			a_Pkt.WriteBEUInt8(7);
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_OPTIONAL_POSITION);
+			a_Pkt.WriteBool(EnderCrystal.DisplaysBeam());
+			if (EnderCrystal.DisplaysBeam())
+			{
+				a_Pkt.WriteXYZPosition64(EnderCrystal.GetBeamTarget());
+			}
+			a_Pkt.WriteBEUInt8(8);
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(EnderCrystal.ShowsBottom());
+			break;
+		}  // case etEnderCrystal
 		default:
 		{
 			break;