Merge pull request #954 from mc-server/projectiles-split

Totally refactored ProjectileEntity.h, splitting up into several files.

src/CMakeLists.txt

@@ -57,6 +57,14 @@ if (NOT MSVC)
 		Entities/Pickup.h
 		Entities/Player.h
 		Entities/ProjectileEntity.h
+		Entities/ArrowEntity.h
+		Entities/ThrownEggEntity.h
+		Entities/ThrownEnderPearlEntity.h
+		Entities/ExpBottleEntity.h
+		Entities/ThrownSnowballEntity.h
+		Entities/FireChargeEntity.h
+		Entities/FireworkEntity.h
+		Entities/GhastFireballEntity.h
 		Entities/TNTEntity.h
 		Entities/ExpOrb.h
 		Entities/HangingEntity.h

src/Entities/ArrowEntity.cpp

@@ -0,0 +1,193 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "Player.h"
+#include "ArrowEntity.h"
+#include "../Chunk.h"
+
+
+
+
+
+cArrowEntity::cArrowEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkArrow, a_Creator, a_X, a_Y, a_Z, 0.5, 0.5),
+	m_PickupState(psNoPickup),
+	m_DamageCoeff(2),
+	m_IsCritical(false),
+	m_Timer(0),
+	m_HitGroundTimer(0),
+	m_bIsCollected(false),
+	m_HitBlockPos(Vector3i(0, 0, 0))
+{
+	SetSpeed(a_Speed);
+	SetMass(0.1);
+	SetYawFromSpeed();
+	SetPitchFromSpeed();
+	LOGD("Created arrow %d with speed {%.02f, %.02f, %.02f} and rot {%.02f, %.02f}",
+		 m_UniqueID, GetSpeedX(), GetSpeedY(), GetSpeedZ(),
+		 GetYaw(), GetPitch()
+		 );
+}
+
+
+
+
+
+cArrowEntity::cArrowEntity(cPlayer & a_Player, double a_Force) :
+	super(pkArrow, &a_Player, a_Player.GetThrowStartPos(), a_Player.GetThrowSpeed(a_Force * 1.5 * 20), 0.5, 0.5),
+	m_PickupState(psInSurvivalOrCreative),
+	m_DamageCoeff(2),
+	m_IsCritical((a_Force >= 1)),
+	m_Timer(0),
+	m_HitGroundTimer(0),
+	m_HasTeleported(false),
+	m_bIsCollected(false),
+	m_HitBlockPos(0, 0, 0)
+{
+}
+
+
+
+
+
+bool cArrowEntity::CanPickup(const cPlayer & a_Player) const
+{
+	switch (m_PickupState)
+	{
+		case psNoPickup:             return false;
+		case psInSurvivalOrCreative: return (a_Player.IsGameModeSurvival() || a_Player.IsGameModeCreative());
+		case psInCreative:           return a_Player.IsGameModeCreative();
+	}
+	ASSERT(!"Unhandled pickup state");
+	return false;
+}
+
+
+
+
+
+void cArrowEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	if (a_HitFace == BLOCK_FACE_NONE) { return; }
+	
+	super::OnHitSolidBlock(a_HitPos, a_HitFace);
+	int a_X = (int)a_HitPos.x, a_Y = (int)a_HitPos.y, a_Z = (int)a_HitPos.z;
+	
+	switch (a_HitFace)
+	{
+		case BLOCK_FACE_XM: // Strangely, bounding boxes / block tracers return the actual block for these two directions, so AddFace not needed
+		case BLOCK_FACE_YM:
+		{
+			break;
+		}
+		default: AddFaceDirection(a_X, a_Y, a_Z, a_HitFace, true);
+	}
+	
+	m_HitBlockPos = Vector3i(a_X, a_Y, a_Z);
+	
+	// Broadcast arrow hit sound
+	m_World->BroadcastSoundEffect("random.bowhit", (int)GetPosX() * 8, (int)GetPosY() * 8, (int)GetPosZ() * 8, 0.5f, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
+}
+
+
+
+
+
+void cArrowEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
+{
+	if (!a_EntityHit.IsMob() && !a_EntityHit.IsMinecart() && !a_EntityHit.IsPlayer() && !a_EntityHit.IsBoat())
+	{
+		// Not an entity that interacts with an arrow
+		return;
+	}
+	
+	int Damage = (int)(GetSpeed().Length() / 20 * m_DamageCoeff + 0.5);
+	if (m_IsCritical)
+	{
+		Damage += m_World->GetTickRandomNumber(Damage / 2 + 2);
+	}
+	a_EntityHit.TakeDamage(dtRangedAttack, this, Damage, 1);
+	
+	// Broadcast successful hit sound
+	m_World->BroadcastSoundEffect("random.successful_hit", (int)GetPosX() * 8, (int)GetPosY() * 8, (int)GetPosZ() * 8, 0.5, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
+	
+	Destroy();
+}
+
+
+
+
+
+void cArrowEntity::CollectedBy(cPlayer * a_Dest)
+{
+	if ((m_IsInGround) && (!m_bIsCollected) && (CanPickup(*a_Dest)))
+	{
+		int NumAdded = a_Dest->GetInventory().AddItem(E_ITEM_ARROW);
+		if (NumAdded > 0) // Only play effects if there was space in inventory
+		{
+			m_World->BroadcastCollectPickup((const cPickup &)*this, *a_Dest);
+			// Also send the "pop" sound effect with a somewhat random pitch (fast-random using EntityID ;)
+			m_World->BroadcastSoundEffect("random.pop", (int)GetPosX() * 8, (int)GetPosY() * 8, (int)GetPosZ() * 8, 0.5, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
+			m_bIsCollected = true;
+		}
+	}
+}
+
+
+
+
+
+void cArrowEntity::Tick(float a_Dt, cChunk & a_Chunk)
+{
+	super::Tick(a_Dt, a_Chunk);
+	m_Timer += a_Dt;
+	
+	if (m_bIsCollected)
+	{
+		if (m_Timer > 500.f)  // 0.5 seconds
+		{
+			Destroy();
+			return;
+		}
+	}
+	else if (m_Timer > 1000 * 60 * 5)  // 5 minutes
+	{
+		Destroy();
+		return;
+	}
+	
+	if (m_IsInGround)
+	{
+		// When an arrow hits, the client doesn't think its in the ground and keeps on moving, IF BroadcastMovementUpdate() and TeleportEntity was called during flight, AT ALL
+		// Fix is to simply not sync with the client and send a teleport to confirm pos after arrow has stabilised (around 1 sec after landing)
+		// We can afford to do this because xoft's algorithm for trajectory is near perfect, so things are pretty close anyway without sync
+		// Besides, this seems to be what the vanilla server does, note how arrows teleport half a second after they hit to the server position
+		
+		if (!m_HasTeleported) // Sent a teleport already, don't do again
+		{
+			if (m_HitGroundTimer > 1000.f) // Send after a second, could be less, but just in case
+			{
+				m_World->BroadcastTeleportEntity(*this);
+				m_HasTeleported = true;
+			}
+			else
+			{
+				m_HitGroundTimer += a_Dt;
+			}
+		}
+		
+		int RelPosX = m_HitBlockPos.x - a_Chunk.GetPosX() * cChunkDef::Width;
+		int RelPosZ = m_HitBlockPos.z - a_Chunk.GetPosZ() * cChunkDef::Width;
+		cChunk * Chunk = a_Chunk.GetRelNeighborChunkAdjustCoords(RelPosX, RelPosZ);
+		
+		if (Chunk == NULL)
+		{
+			// Inside an unloaded chunk, abort
+			return;
+		}
+		
+		if (Chunk->GetBlock(RelPosX, m_HitBlockPos.y, RelPosZ) == E_BLOCK_AIR) // Block attached to was destroyed?
+		{
+			m_IsInGround = false; // Yes, begin simulating physics again
+		}
+	}
+}

src/Entities/ArrowEntity.h

@@ -0,0 +1,96 @@
+//
+//  ArrowEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cArrowEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	/// Determines when the arrow can be picked up (depending on player gamemode). Corresponds to the MCA file "pickup" field
+	enum ePickupState
+	{
+		psNoPickup             = 0,
+		psInSurvivalOrCreative = 1,
+		psInCreative           = 2,
+	} ;
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cArrowEntity);
+	
+	/// Creates a new arrow with psNoPickup state and default damage modifier coeff
+	cArrowEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
+	
+	/// Creates a new arrow as shot by a player, initializes it from the player object
+	cArrowEntity(cPlayer & a_Player, double a_Force);
+	
+	// tolua_begin
+	
+	/// Returns whether the arrow can be picked up by players
+	ePickupState GetPickupState(void) const { return m_PickupState; }
+	
+	/// Sets a new pickup state
+	void SetPickupState(ePickupState a_PickupState) { m_PickupState = a_PickupState; }
+	
+	/// Returns the damage modifier coeff.
+	double GetDamageCoeff(void) const { return m_DamageCoeff; }
+	
+	/// Sets the damage modifier coeff
+	void SetDamageCoeff(double a_DamageCoeff) { m_DamageCoeff = a_DamageCoeff; }
+	
+	/// Returns true if the specified player can pick the arrow up
+	bool CanPickup(const cPlayer & a_Player) const;
+	
+	/// Returns true if the arrow is set as critical
+	bool IsCritical(void) const { return m_IsCritical; }
+	
+	/// Sets the IsCritical flag
+	void SetIsCritical(bool a_IsCritical) { m_IsCritical = a_IsCritical; }
+	
+	// tolua_end
+	
+protected:
+	
+	/// Determines when the arrow can be picked up by players
+	ePickupState m_PickupState;
+	
+	/// The coefficient applied to the damage that the arrow will deal, based on the bow enchantment. 2.0 for normal arrow
+	double m_DamageCoeff;
+	
+	/// If true, the arrow deals more damage
+	bool m_IsCritical;
+	
+	/// Timer for pickup collection animation or five minute timeout
+	float m_Timer;
+	
+	/// Timer for client arrow position confirmation via TeleportEntity
+	float m_HitGroundTimer;
+	
+	// Whether the arrow has already been teleported into the proper position in the ground.
+	bool m_HasTeleported;
+	
+	/// If true, the arrow is in the process of being collected - don't go to anyone else
+	bool m_bIsCollected;
+	
+	/// Stores the block position that arrow is lodged into, sets m_IsInGround to false if it becomes air
+	Vector3i m_HitBlockPos;
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+	virtual void CollectedBy(cPlayer * a_Player) override;
+	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
+	
+}; // tolua_export

src/Entities/ExpBottleEntity.cpp

@@ -0,0 +1,27 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "ExpBottleEntity.h"
+#include "../World.h"
+
+
+
+
+
+cExpBottleEntity::cExpBottleEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkExpBottle, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
+{
+	SetSpeed(a_Speed);
+}
+
+
+
+
+
+void cExpBottleEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	// Spawn an experience orb with a reward between 3 and 11.
+	m_World->BroadcastSoundParticleEffect(2002, POSX_TOINT, POSY_TOINT, POSZ_TOINT, 0);
+	m_World->SpawnExperienceOrb(GetPosX(), GetPosY(), GetPosZ(), 3 + m_World->GetTickRandomNumber(8));
+	
+	Destroy();
+}

src/Entities/ExpBottleEntity.h

@@ -0,0 +1,33 @@
+//
+//  ExpBottleEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cExpBottleEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cExpBottleEntity);
+	
+	cExpBottleEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
+	
+protected:
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	
+}; // tolua_export

src/Entities/FireChargeEntity.cpp

@@ -0,0 +1,50 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "FireChargeEntity.h"
+#include "../World.h"
+
+
+
+
+
+cFireChargeEntity::cFireChargeEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkFireCharge, a_Creator, a_X, a_Y, a_Z, 0.3125, 0.3125)
+{
+	SetSpeed(a_Speed);
+	SetGravity(0);
+}
+
+
+
+
+
+void cFireChargeEntity::Explode(int a_BlockX, int a_BlockY, int a_BlockZ)
+{
+	if (m_World->GetBlock(a_BlockX, a_BlockY, a_BlockZ) == E_BLOCK_AIR)
+	{
+		m_World->SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_FIRE, 1);
+	}
+}
+
+
+
+
+
+void cFireChargeEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	Destroy();
+	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
+}
+
+
+
+
+
+void cFireChargeEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
+{
+	Destroy();
+	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
+	
+	// TODO: Some entities are immune to hits
+	a_EntityHit.StartBurning(5 * 20);  // 5 seconds of burning
+}

src/Entities/FireChargeEntity.h

@@ -0,0 +1,36 @@
+//
+//  FireChargeEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cFireChargeEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cFireChargeEntity);
+	
+	cFireChargeEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
+	
+protected:
+	
+	void Explode(int a_BlockX, int a_BlockY, int a_BlockZ);
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+	
+} ; // tolua_export

src/Entities/FireworkEntity.cpp

@@ -0,0 +1,73 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "FireworkEntity.h"
+#include "../World.h"
+#include "../Chunk.h"
+
+
+
+
+
+cFireworkEntity::cFireworkEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const cItem & a_Item) :
+	super(pkFirework, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25),
+	m_ExplodeTimer(0),
+	m_FireworkItem(a_Item)
+{
+}
+
+
+
+
+
+void cFireworkEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
+{
+	int RelX = POSX_TOINT - a_Chunk.GetPosX() * cChunkDef::Width;
+	int RelZ = POSZ_TOINT - a_Chunk.GetPosZ() * cChunkDef::Width;
+	int PosY = POSY_TOINT;
+	
+	if ((PosY < 0) || (PosY >= cChunkDef::Height))
+	{
+		goto setspeed;
+	}
+	
+	if (m_IsInGround)
+	{
+		if (a_Chunk.GetBlock(RelX, POSY_TOINT + 1, RelZ) == E_BLOCK_AIR)
+		{
+			m_IsInGround = false;
+		}
+		else
+		{
+			return;
+		}
+	}
+	else
+	{
+		if (a_Chunk.GetBlock(RelX, POSY_TOINT + 1, RelZ) != E_BLOCK_AIR)
+		{
+			OnHitSolidBlock(GetPosition(), BLOCK_FACE_YM);
+			return;
+		}
+	}
+	
+setspeed:
+	AddSpeedY(1);
+	AddPosition(GetSpeed() * (a_Dt / 1000));
+}
+
+
+
+
+
+void cFireworkEntity::Tick(float a_Dt, cChunk & a_Chunk)
+{
+	super::Tick(a_Dt, a_Chunk);
+	
+	if (m_ExplodeTimer == m_FireworkItem.m_FireworkItem.m_FlightTimeInTicks)
+	{
+		m_World->BroadcastEntityStatus(*this, esFireworkExploding);
+		Destroy();
+	}
+	
+	m_ExplodeTimer++;
+}

src/Entities/FireworkEntity.h

@@ -0,0 +1,40 @@
+//
+//  FireworkEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cFireworkEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cFireworkEntity);
+	
+	cFireworkEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const cItem & a_Item);
+	const cItem & GetItem(void) const { return m_FireworkItem; }
+	
+protected:
+	
+	// cProjectileEntity overrides:
+	virtual void HandlePhysics(float a_Dt, cChunk & a_Chunk) override;
+	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
+	
+private:
+	
+	int m_ExplodeTimer;
+	cItem m_FireworkItem;
+	
+}; // tolua_export

src/Entities/GhastFireballEntity.cpp

@@ -0,0 +1,44 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "GhastFireballEntity.h"
+#include "../World.h"
+
+
+
+
+
+cGhastFireballEntity::cGhastFireballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkGhastFireball, a_Creator, a_X, a_Y, a_Z, 1, 1)
+{
+	SetSpeed(a_Speed);
+	SetGravity(0);
+}
+
+
+
+
+
+void cGhastFireballEntity::Explode(int a_BlockX, int a_BlockY, int a_BlockZ)
+{
+	m_World->DoExplosionAt(1, a_BlockX, a_BlockY, a_BlockZ, true, esGhastFireball, this);
+}
+
+
+
+
+
+void cGhastFireballEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	Destroy();
+	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
+}
+
+
+
+
+
+void cGhastFireballEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
+{
+	Destroy();
+	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
+}

src/Entities/GhastFireballEntity.h

@@ -0,0 +1,38 @@
+//
+//  GhastFireballEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cGhastFireballEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cGhastFireballEntity);
+	
+	cGhastFireballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
+	
+protected:
+	
+	void Explode(int a_BlockX, int a_BlockY, int a_BlockZ);
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+	
+	// TODO: Deflecting the fireballs by arrow- or sword- hits
+	
+} ; // tolua_export

src/Entities/ProjectileEntity.cpp

@@ -4,15 +4,24 @@
 // Implements the cProjectileEntity class representing the common base class for projectiles, as well as individual projectile types
 
 #include "Globals.h"
+
 #include "../Bindings/PluginManager.h"
 #include "ProjectileEntity.h"
 #include "../ClientHandle.h"
-#include "Player.h"
 #include "../LineBlockTracer.h"
 #include "../BoundingBox.h"
 #include "../ChunkMap.h"
 #include "../Chunk.h"
 
+#include "ArrowEntity.h"
+#include "ThrownEggEntity.h"
+#include "ThrownEnderPearlEntity.h"
+#include "ExpBottleEntity.h"
+#include "ThrownSnowballEntity.h"
+#include "FireChargeEntity.h"
+#include "FireworkEntity.h"
+#include "GhastFireballEntity.h"
+
 
 
 
@@ -401,546 +410,3 @@ void cProjectileEntity::CollectedBy(cPlayer * a_Dest)
 	// Overriden in arrow
 	UNUSED(a_Dest);
 }
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cArrowEntity:
-
-cArrowEntity::cArrowEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
-	super(pkArrow, a_Creator, a_X, a_Y, a_Z, 0.5, 0.5),
-	m_PickupState(psNoPickup),
-	m_DamageCoeff(2),
-	m_IsCritical(false),
-	m_Timer(0),
-	m_HitGroundTimer(0),
-	m_bIsCollected(false),
-	m_HitBlockPos(Vector3i(0, 0, 0))
-{
-	SetSpeed(a_Speed);
-	SetMass(0.1);
-	SetYawFromSpeed();
-	SetPitchFromSpeed();
-	LOGD("Created arrow %d with speed {%.02f, %.02f, %.02f} and rot {%.02f, %.02f}",
-		m_UniqueID, GetSpeedX(), GetSpeedY(), GetSpeedZ(),
-		GetYaw(), GetPitch()
-	);
-}
-
-
-
-
-
-cArrowEntity::cArrowEntity(cPlayer & a_Player, double a_Force) :
-	super(pkArrow, &a_Player, a_Player.GetThrowStartPos(), a_Player.GetThrowSpeed(a_Force * 1.5 * 20), 0.5, 0.5),
-	m_PickupState(psInSurvivalOrCreative),
-	m_DamageCoeff(2),
-	m_IsCritical((a_Force >= 1)),
-	m_Timer(0),
-	m_HitGroundTimer(0),
-	m_HasTeleported(false),
-	m_bIsCollected(false),
-	m_HitBlockPos(0, 0, 0)
-{
-}
-
-
-
-
-
-bool cArrowEntity::CanPickup(const cPlayer & a_Player) const
-{
-	switch (m_PickupState)
-	{
-		case psNoPickup:             return false;
-		case psInSurvivalOrCreative: return (a_Player.IsGameModeSurvival() || a_Player.IsGameModeCreative());
-		case psInCreative:           return a_Player.IsGameModeCreative();
-	}
-	ASSERT(!"Unhandled pickup state");
-	return false;
-}
-
-
-
-
-
-void cArrowEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
-{
-	if (a_HitFace == BLOCK_FACE_NONE) { return; }
-
-	super::OnHitSolidBlock(a_HitPos, a_HitFace);
-	int a_X = (int)a_HitPos.x, a_Y = (int)a_HitPos.y, a_Z = (int)a_HitPos.z;
-
-	switch (a_HitFace)
-	{
-		case BLOCK_FACE_XM: // Strangely, bounding boxes / block tracers return the actual block for these two directions, so AddFace not needed
-		case BLOCK_FACE_YM:
-		{
-			break;
-		}
-		default: AddFaceDirection(a_X, a_Y, a_Z, a_HitFace, true);
-	}
-
-	m_HitBlockPos = Vector3i(a_X, a_Y, a_Z);
-
-	// Broadcast arrow hit sound
-	m_World->BroadcastSoundEffect("random.bowhit", (int)GetPosX() * 8, (int)GetPosY() * 8, (int)GetPosZ() * 8, 0.5f, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
-}
-
-
-
-
-
-void cArrowEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
-{
-	if (!a_EntityHit.IsMob() && !a_EntityHit.IsMinecart() && !a_EntityHit.IsPlayer() && !a_EntityHit.IsBoat())
-	{
-		// Not an entity that interacts with an arrow
-		return;
-	}
-	
-	int Damage = (int)(GetSpeed().Length() / 20 * m_DamageCoeff + 0.5);
-	if (m_IsCritical)
-	{
-		Damage += m_World->GetTickRandomNumber(Damage / 2 + 2);
-	}
-	a_EntityHit.TakeDamage(dtRangedAttack, this, Damage, 1);
-	
-	// Broadcast successful hit sound
-	m_World->BroadcastSoundEffect("random.successful_hit", (int)GetPosX() * 8, (int)GetPosY() * 8, (int)GetPosZ() * 8, 0.5, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
-
-	Destroy();
-}
-
-
-
-
-
-void cArrowEntity::CollectedBy(cPlayer * a_Dest)
-{
-	if ((m_IsInGround) && (!m_bIsCollected) && (CanPickup(*a_Dest)))
-	{
-		int NumAdded = a_Dest->GetInventory().AddItem(E_ITEM_ARROW);
-		if (NumAdded > 0) // Only play effects if there was space in inventory
-		{
-			m_World->BroadcastCollectPickup((const cPickup &)*this, *a_Dest);
-			// Also send the "pop" sound effect with a somewhat random pitch (fast-random using EntityID ;)
-			m_World->BroadcastSoundEffect("random.pop", (int)GetPosX() * 8, (int)GetPosY() * 8, (int)GetPosZ() * 8, 0.5, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
-			m_bIsCollected = true;
-		}
-	}
-}
-
-
-
-
-
-void cArrowEntity::Tick(float a_Dt, cChunk & a_Chunk)
-{
-	super::Tick(a_Dt, a_Chunk);
-	m_Timer += a_Dt;
-
-	if (m_bIsCollected)
-	{
-		if (m_Timer > 500.f)  // 0.5 seconds
-		{
-			Destroy();
-			return;
-		}
-	}
-	else if (m_Timer > 1000 * 60 * 5)  // 5 minutes
-	{
-		Destroy();
-		return;
-	}
-
-	if (m_IsInGround)
-	{
-		// When an arrow hits, the client doesn't think its in the ground and keeps on moving, IF BroadcastMovementUpdate() and TeleportEntity was called during flight, AT ALL
-		// Fix is to simply not sync with the client and send a teleport to confirm pos after arrow has stabilised (around 1 sec after landing)
-		// We can afford to do this because xoft's algorithm for trajectory is near perfect, so things are pretty close anyway without sync
-		// Besides, this seems to be what the vanilla server does, note how arrows teleport half a second after they hit to the server position
-
-		if (!m_HasTeleported) // Sent a teleport already, don't do again
-		{
-			if (m_HitGroundTimer > 1000.f) // Send after a second, could be less, but just in case
-			{
-				m_World->BroadcastTeleportEntity(*this);
-				m_HasTeleported = true;
-			}
-			else
-			{
-				m_HitGroundTimer += a_Dt;
-			}
-		}
-
-		int RelPosX = m_HitBlockPos.x - a_Chunk.GetPosX() * cChunkDef::Width;
-		int RelPosZ = m_HitBlockPos.z - a_Chunk.GetPosZ() * cChunkDef::Width;
-		cChunk * Chunk = a_Chunk.GetRelNeighborChunkAdjustCoords(RelPosX, RelPosZ);
-
-		if (Chunk == NULL)
-		{
-			// Inside an unloaded chunk, abort
-			return;
-		}
-
-		if (Chunk->GetBlock(RelPosX, m_HitBlockPos.y, RelPosZ) == E_BLOCK_AIR) // Block attached to was destroyed?
-		{
-			m_IsInGround = false; // Yes, begin simulating physics again
-		}
-	}
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cThrownEggEntity:
-
-cThrownEggEntity::cThrownEggEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
-	super(pkEgg, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
-{
-	SetSpeed(a_Speed);
-}
-
-
-
-
-
-void cThrownEggEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
-{
-	TrySpawnChicken(a_HitPos);
-	
-	Destroy();
-}
-
-
-
-
-
-void cThrownEggEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
-{
-	int TotalDamage = 0;
-	// TODO: If entity is Ender Crystal, destroy it
-	
-	TrySpawnChicken(a_HitPos);
-	a_EntityHit.TakeDamage(dtRangedAttack, this, TotalDamage, 1);
-	
-	Destroy(true);
-}
-
-
-
-
-
-void cThrownEggEntity::TrySpawnChicken(const Vector3d & a_HitPos)
-{
-	if (m_World->GetTickRandomNumber(7) == 1)
-	{
-		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
-	}
-	else if (m_World->GetTickRandomNumber(32) == 1)
-	{
-		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
-		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
-		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
-		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
-	}
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cThrownEnderPearlEntity :
-
-cThrownEnderPearlEntity::cThrownEnderPearlEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
-	super(pkEnderPearl, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
-{
-	SetSpeed(a_Speed);
-}
-
-
-
-
-
-void cThrownEnderPearlEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
-{
-	// TODO: Tweak a_HitPos based on block face.
-	TeleportCreator(a_HitPos);
-	
-	Destroy();
-}
-
-
-
-
-
-void cThrownEnderPearlEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
-{
-	int TotalDamage = 0;
-	// TODO: If entity is Ender Crystal, destroy it
-	
-	TeleportCreator(a_HitPos);
-	a_EntityHit.TakeDamage(dtRangedAttack, this, TotalDamage, 1);
-	
-	Destroy(true);
-}
-
-
-
-
-
-void cThrownEnderPearlEntity::TeleportCreator(const Vector3d & a_HitPos)
-{
-	// Teleport the creator here, make them take 5 damage:
-	if (m_Creator != NULL)
-	{
-		m_Creator->TeleportToCoords(a_HitPos.x + 0.5, a_HitPos.y + 1.7, a_HitPos.z + 0.5);
-		m_Creator->TakeDamage(dtEnderPearl, this, 5, 0);
-	}
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cThrownSnowballEntity :
-
-cThrownSnowballEntity::cThrownSnowballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
-	super(pkSnowball, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
-{
-	SetSpeed(a_Speed);
-}
-
-
-
-
-
-void cThrownSnowballEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
-{
-	Destroy();
-}
-
-
-
-
-
-void cThrownSnowballEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
-{
-	int TotalDamage = 0;
-	if (a_EntityHit.IsMob())
-	{
-		cMonster::eType MobType = ((cMonster &) a_EntityHit).GetMobType();
-		if (MobType == cMonster::mtBlaze)
-		{
-			TotalDamage = 3;
-		}
-		else if (MobType == cMonster::mtEnderDragon)
-		{
-			TotalDamage = 1;
-		}
-	}
-	// TODO: If entity is Ender Crystal, destroy it
-	a_EntityHit.TakeDamage(dtRangedAttack, this, TotalDamage, 1);
-
-	Destroy(true);
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cBottleOEnchantingEntity :
-
-cExpBottleEntity::cExpBottleEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
-super(pkExpBottle, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
-{
-	SetSpeed(a_Speed);
-}
-
-
-
-
-
-void cExpBottleEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
-{
-	// Spawn an experience orb with a reward between 3 and 11.
-	m_World->BroadcastSoundParticleEffect(2002, POSX_TOINT, POSY_TOINT, POSZ_TOINT, 0);
-	m_World->SpawnExperienceOrb(GetPosX(), GetPosY(), GetPosZ(), 3 + m_World->GetTickRandomNumber(8));
-
-	Destroy();
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cFireworkEntity :
-
-cFireworkEntity::cFireworkEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const cItem & a_Item) :
-super(pkFirework, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25),
-	m_ExplodeTimer(0),
-	m_FireworkItem(a_Item)
-{
-}
-
-
-
-
-
-void cFireworkEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
-{
-	int RelX = POSX_TOINT - a_Chunk.GetPosX() * cChunkDef::Width;
-	int RelZ = POSZ_TOINT - a_Chunk.GetPosZ() * cChunkDef::Width;
-	int PosY = POSY_TOINT;
-
-	if ((PosY < 0) || (PosY >= cChunkDef::Height))
-	{
-		goto setspeed;
-	}
-
-	if (m_IsInGround)
-	{
-		if (a_Chunk.GetBlock(RelX, POSY_TOINT + 1, RelZ) == E_BLOCK_AIR)
-		{
-			m_IsInGround = false;
-		}
-		else
-		{
-			return;
-		}
-	}
-	else
-	{
-		if (a_Chunk.GetBlock(RelX, POSY_TOINT + 1, RelZ) != E_BLOCK_AIR)
-		{
-			OnHitSolidBlock(GetPosition(), BLOCK_FACE_YM);
-			return;
-		}
-	}
-
-setspeed:
-	AddSpeedY(1);
-	AddPosition(GetSpeed() * (a_Dt / 1000));
-}
-
-
-
-
-
-void cFireworkEntity::Tick(float a_Dt, cChunk & a_Chunk)
-{
-	super::Tick(a_Dt, a_Chunk);
-
-	if (m_ExplodeTimer == m_FireworkItem.m_FireworkItem.m_FlightTimeInTicks)
-	{
-		m_World->BroadcastEntityStatus(*this, esFireworkExploding);
-		Destroy();
-	}
-
-	m_ExplodeTimer++;
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cGhastFireballEntity :
-
-cGhastFireballEntity::cGhastFireballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
-	super(pkGhastFireball, a_Creator, a_X, a_Y, a_Z, 1, 1)
-{
-	SetSpeed(a_Speed);
-	SetGravity(0);
-}
-
-
-
-
-
-void cGhastFireballEntity::Explode(int a_BlockX, int a_BlockY, int a_BlockZ)
-{
-	m_World->DoExplosionAt(1, a_BlockX, a_BlockY, a_BlockZ, true, esGhastFireball, this);
-}
-
-
-
-
-
-void cGhastFireballEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
-{
-	Destroy();
-	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
-}
-
-
-
-
-
-void cGhastFireballEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
-{
-	Destroy();
-	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cFireChargeEntity :
-
-cFireChargeEntity::cFireChargeEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
-	super(pkFireCharge, a_Creator, a_X, a_Y, a_Z, 0.3125, 0.3125)
-{
-	SetSpeed(a_Speed);
-	SetGravity(0);
-}
-
-
-
-
-
-void cFireChargeEntity::Explode(int a_BlockX, int a_BlockY, int a_BlockZ)
-{
-	if (m_World->GetBlock(a_BlockX, a_BlockY, a_BlockZ) == E_BLOCK_AIR)
-	{
-		m_World->SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_FIRE, 1);
-	}
-}
-
-
-
-
-
-void cFireChargeEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
-{
-	Destroy();
-	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
-}
-
-
-
-
-
-void cFireChargeEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
-{
-	Destroy();
-	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
-	
-	// TODO: Some entities are immune to hits
-	a_EntityHit.StartBurning(5 * 20);  // 5 seconds of burning
-}
-
-
-
-

src/Entities/ProjectileEntity.h

@@ -94,311 +94,4 @@ protected:
 	virtual void HandlePhysics(float a_Dt, cChunk & a_Chunk) override;
 	virtual void SpawnOn(cClientHandle & a_Client) override;
 	
-	// tolua_begin
-} ;
-
-
-
-
-
-class cArrowEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-	
-public:
-	/// Determines when the arrow can be picked up (depending on player gamemode). Corresponds to the MCA file "pickup" field
-	enum ePickupState
-	{
-		psNoPickup             = 0,
-		psInSurvivalOrCreative = 1,
-		psInCreative           = 2,
-	} ;
-
-	// tolua_end
-	
-	CLASS_PROTODEF(cArrowEntity);
-
-	/// Creates a new arrow with psNoPickup state and default damage modifier coeff
-	cArrowEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
-	
-	/// Creates a new arrow as shot by a player, initializes it from the player object
-	cArrowEntity(cPlayer & a_Player, double a_Force);
-	
-	// tolua_begin
-	
-	/// Returns whether the arrow can be picked up by players
-	ePickupState GetPickupState(void) const { return m_PickupState; }
-	
-	/// Sets a new pickup state
-	void SetPickupState(ePickupState a_PickupState) { m_PickupState = a_PickupState; }
-	
-	/// Returns the damage modifier coeff.
-	double GetDamageCoeff(void) const { return m_DamageCoeff; }
-	
-	/// Sets the damage modifier coeff
-	void SetDamageCoeff(double a_DamageCoeff) { m_DamageCoeff = a_DamageCoeff; }
-	
-	/// Returns true if the specified player can pick the arrow up
-	bool CanPickup(const cPlayer & a_Player) const;
-	
-	/// Returns true if the arrow is set as critical
-	bool IsCritical(void) const { return m_IsCritical; }
-	
-	/// Sets the IsCritical flag
-	void SetIsCritical(bool a_IsCritical) { m_IsCritical = a_IsCritical; }
-	
-	// tolua_end
-	
-protected:
-
-	/// Determines when the arrow can be picked up by players
-	ePickupState m_PickupState;
-	
-	/// The coefficient applied to the damage that the arrow will deal, based on the bow enchantment. 2.0 for normal arrow
-	double m_DamageCoeff;
-	
-	/// If true, the arrow deals more damage
-	bool m_IsCritical;
-
-	/// Timer for pickup collection animation or five minute timeout
-	float m_Timer;
-
-	/// Timer for client arrow position confirmation via TeleportEntity
-	float m_HitGroundTimer;
-	
-	// Whether the arrow has already been teleported into the proper position in the ground.
-	bool m_HasTeleported;
-
-	/// If true, the arrow is in the process of being collected - don't go to anyone else
-	bool m_bIsCollected;
-
-	/// Stores the block position that arrow is lodged into, sets m_IsInGround to false if it becomes air
-	Vector3i m_HitBlockPos;
-	
-	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
-	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
-	virtual void CollectedBy(cPlayer * a_Player) override;
-	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
-	
-	// tolua_begin
-} ;
-
-
-
-
-
-class cThrownEggEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-	
-public:
-
-	// tolua_end
-	
-	CLASS_PROTODEF(cThrownEggEntity);
-
-	cThrownEggEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
-	
-protected:
-
-	// tolua_end
-	
-	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
-	virtual void OnHitEntity    (cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
-	
-	// Randomly decides whether to spawn a chicken where the egg lands.
-	void TrySpawnChicken(const Vector3d & a_HitPos);
-	
-	// tolua_begin
-	
-} ;
-
-
-
-
-
-class cThrownEnderPearlEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-	
-public:
-
-	// tolua_end
-	
-	CLASS_PROTODEF(cThrownEnderPearlEntity);
-
-	cThrownEnderPearlEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
-	
-protected:
-
-	// tolua_end
-	
-	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
-	virtual void OnHitEntity    (cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
-	
-	// Teleports the creator where the ender pearl lands.
-	void TeleportCreator(const Vector3d & a_HitPos);
-
-	// tolua_begin
-	
-} ;
-
-
-
-
-
-class cThrownSnowballEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-	
-public:
-
-	// tolua_end
-	
-	CLASS_PROTODEF(cThrownSnowballEntity);
-
-	cThrownSnowballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
-	
-protected:
-	
-	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
-	virtual void OnHitEntity    (cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
-
-	// tolua_begin
-	
-} ;
-
-
-
-
-
-class cExpBottleEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-
-public:
-
-	// tolua_end
-
-	CLASS_PROTODEF(cExpBottleEntity);
-
-	cExpBottleEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
-
-protected:
-
-	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
-
-	// tolua_begin
-
-};
-
-
-
-
-
-class cFireworkEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-
-public:
-
-	// tolua_end
-
-	CLASS_PROTODEF(cFireworkEntity);
-
-	cFireworkEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const cItem & a_Item);
-	const cItem & GetItem(void) const { return m_FireworkItem; }
-
-protected:
-
-	// cProjectileEntity overrides:
-	virtual void HandlePhysics(float a_Dt, cChunk & a_Chunk) override;
-	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
-
-private:
-
-	int m_ExplodeTimer;
-	cItem m_FireworkItem;
-
-	// tolua_begin
-
-};
-
-
-
-
-
-class cGhastFireballEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-
-public:
-
-	// tolua_end
-	
-	CLASS_PROTODEF(cGhastFireballEntity);
-	
-	cGhastFireballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
-	
-protected:
-
-	void Explode(int a_BlockX, int a_BlockY, int a_BlockZ);
-	
-	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
-	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
-
-	// TODO: Deflecting the fireballs by arrow- or sword- hits
-	
-	// tolua_begin
-	
-} ;
-
-
-
-
-
-class cFireChargeEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-
-public:
-
-	// tolua_end
-	
-	CLASS_PROTODEF(cFireChargeEntity);
-	
-	cFireChargeEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
-	
-protected:
-
-	void Explode(int a_BlockX, int a_BlockY, int a_BlockZ);
-
-	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
-	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
-
-	// tolua_begin
-	
-} ;
-
-
-
-
-// tolua_end
-
-
-
+} ; // tolua_export

src/Entities/ThrownEggEntity.cpp

@@ -0,0 +1,59 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "ThrownEggEntity.h"
+#include "../World.h"
+
+
+
+
+
+cThrownEggEntity::cThrownEggEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkEgg, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
+{
+	SetSpeed(a_Speed);
+}
+
+
+
+
+
+void cThrownEggEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	TrySpawnChicken(a_HitPos);
+	
+	Destroy();
+}
+
+
+
+
+
+void cThrownEggEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
+{
+	int TotalDamage = 0;
+	// TODO: If entity is Ender Crystal, destroy it
+	
+	TrySpawnChicken(a_HitPos);
+	a_EntityHit.TakeDamage(dtRangedAttack, this, TotalDamage, 1);
+	
+	Destroy(true);
+}
+
+
+
+
+
+void cThrownEggEntity::TrySpawnChicken(const Vector3d & a_HitPos)
+{
+	if (m_World->GetTickRandomNumber(7) == 1)
+	{
+		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
+	}
+	else if (m_World->GetTickRandomNumber(32) == 1)
+	{
+		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
+		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
+		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
+		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
+	}
+}

src/Entities/ThrownEggEntity.h

@@ -0,0 +1,37 @@
+//
+//  ThrownEggEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cThrownEggEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cThrownEggEntity);
+	
+	cThrownEggEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
+	
+protected:
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	virtual void OnHitEntity    (cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+	
+	// Randomly decides whether to spawn a chicken where the egg lands.
+	void TrySpawnChicken(const Vector3d & a_HitPos);
+	
+} ; // tolua_export

src/Entities/ThrownEnderPearlEntity.cpp

@@ -0,0 +1,54 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "ThrownEnderPearlEntity.h"
+
+
+
+
+
+cThrownEnderPearlEntity::cThrownEnderPearlEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkEnderPearl, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
+{
+	SetSpeed(a_Speed);
+}
+
+
+
+
+
+void cThrownEnderPearlEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	// TODO: Tweak a_HitPos based on block face.
+	TeleportCreator(a_HitPos);
+	
+	Destroy();
+}
+
+
+
+
+
+void cThrownEnderPearlEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
+{
+	int TotalDamage = 0;
+	// TODO: If entity is Ender Crystal, destroy it
+	
+	TeleportCreator(a_HitPos);
+	a_EntityHit.TakeDamage(dtRangedAttack, this, TotalDamage, 1);
+	
+	Destroy(true);
+}
+
+
+
+
+
+void cThrownEnderPearlEntity::TeleportCreator(const Vector3d & a_HitPos)
+{
+	// Teleport the creator here, make them take 5 damage:
+	if (m_Creator != NULL)
+	{
+		m_Creator->TeleportToCoords(a_HitPos.x + 0.5, a_HitPos.y + 1.7, a_HitPos.z + 0.5);
+		m_Creator->TakeDamage(dtEnderPearl, this, 5, 0);
+	}
+}

src/Entities/ThrownEnderPearlEntity.h

@@ -0,0 +1,37 @@
+//
+//  ThrownEnderPearlEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cThrownEnderPearlEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cThrownEnderPearlEntity);
+	
+	cThrownEnderPearlEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
+	
+protected:
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	virtual void OnHitEntity    (cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+	
+	// Teleports the creator where the ender pearl lands.
+	void TeleportCreator(const Vector3d & a_HitPos);
+	
+} ; // tolua_export

src/Entities/ThrownSnowballEntity.cpp

@@ -0,0 +1,48 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "ThrownSnowballEntity.h"
+#include "../World.h"
+
+
+
+
+
+cThrownSnowballEntity::cThrownSnowballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkSnowball, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
+{
+	SetSpeed(a_Speed);
+}
+
+
+
+
+
+void cThrownSnowballEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	Destroy();
+}
+
+
+
+
+
+void cThrownSnowballEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
+{
+	int TotalDamage = 0;
+	if (a_EntityHit.IsMob())
+	{
+		cMonster::eType MobType = ((cMonster &) a_EntityHit).GetMobType();
+		if (MobType == cMonster::mtBlaze)
+		{
+			TotalDamage = 3;
+		}
+		else if (MobType == cMonster::mtEnderDragon)
+		{
+			TotalDamage = 1;
+		}
+	}
+	// TODO: If entity is Ender Crystal, destroy it
+	a_EntityHit.TakeDamage(dtRangedAttack, this, TotalDamage, 1);
+	
+	Destroy(true);
+}

src/Entities/ThrownSnowballEntity.h

@@ -0,0 +1,34 @@
+//
+//  ThrownSnowballEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cThrownSnowballEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cThrownSnowballEntity);
+	
+	cThrownSnowballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
+	
+protected:
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	virtual void OnHitEntity    (cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+	
+} ; // tolua_export

src/Items/ItemBow.h

@@ -9,7 +9,7 @@
 
 #pragma once
 
-#include "../Entities/ProjectileEntity.h"
+#include "../Entities/ArrowEntity.h"
 
 
 

src/Mobs/Blaze.cpp

@@ -3,6 +3,7 @@
 
 #include "Blaze.h"
 #include "../World.h"
+#include "../Entities/FireChargeEntity.h"
 
 
 

src/Mobs/Ghast.cpp

@@ -3,6 +3,7 @@
 
 #include "Ghast.h"
 #include "../World.h"
+#include "../Entities/GhastFireballEntity.h"
 
 
 

src/Mobs/Skeleton.cpp

@@ -3,6 +3,7 @@
 
 #include "Skeleton.h"
 #include "../World.h"
+#include "../Entities/ArrowEntity.h"
 
 
 

src/Protocol/Protocol125.cpp

@@ -26,7 +26,7 @@ Documentation:
 #include "../Root.h"
 #include "../Server.h"
 
-#include "../Entities/ProjectileEntity.h"
+#include "../Entities/ArrowEntity.h"
 #include "../Entities/Minecart.h"
 #include "../Entities/FallingBlock.h"
 

src/Protocol/Protocol17x.cpp

@@ -31,6 +31,8 @@ Implements the 1.7.x protocol classes:
 #include "../BlockEntities/MobHeadEntity.h"
 #include "../BlockEntities/FlowerPotEntity.h"
 #include "../CompositeChat.h"
+#include "../Entities/ArrowEntity.h"
+#include "../Entities/FireworkEntity.h"
 
 
 

src/WorldStorage/NBTChunkSerializer.cpp

@@ -28,7 +28,7 @@
 #include "../Entities/Boat.h"
 #include "../Entities/Minecart.h"
 #include "../Entities/Pickup.h"
-#include "../Entities/ProjectileEntity.h"
+#include "../Entities/ArrowEntity.h"
 #include "../Entities/TNTEntity.h"
 #include "../Entities/ExpOrb.h"
 #include "../Entities/HangingEntity.h"

src/WorldStorage/WSSAnvil.cpp

@@ -27,7 +27,6 @@
 #include "../BlockEntities/MobHeadEntity.h"
 #include "../BlockEntities/FlowerPotEntity.h"
 
-
 #include "../Mobs/Monster.h"
 #include "../Mobs/IncludeAllMonsters.h"
 
@@ -36,7 +35,12 @@
 #include "../Entities/FallingBlock.h"
 #include "../Entities/Minecart.h"
 #include "../Entities/Pickup.h"
-#include "../Entities/ProjectileEntity.h"
+#include "../Entities/ArrowEntity.h"
+#include "../Entities/ThrownEggEntity.h"
+#include "../Entities/ThrownEnderPearlEntity.h"
+#include "../Entities/ThrownSnowballEntity.h"
+#include "../Entities/FireChargeEntity.h"
+#include "../Entities/GhastFireballEntity.h"
 #include "../Entities/TNTEntity.h"
 #include "../Entities/ExpOrb.h"
 #include "../Entities/HangingEntity.h"