18 files changed, 6466 insertions, 0 deletions

diff --git a/src/Entities/Boat.cpp b/src/Entities/Boat.cpp
new file mode 100644
index 000000000..56e766dd4
--- /dev/null
+++ b/src/Entities/Boat.cpp
@@ -0,0 +1,87 @@
+
+// Boat.cpp
+
+// Implements the cBoat class representing a boat in the world
+
+#include "Globals.h"
+#include "Boat.h"
+#include "../World.h"
+#include "../ClientHandle.h"
+#include "Player.h"
+
+
+
+
+
+cBoat::cBoat(double a_X, double a_Y, double a_Z) :
+	super(etBoat, a_X, a_Y, a_Z, 0.98, 0.7)
+{
+	SetMass(20.f);
+	SetMaxHealth(6);
+	SetHealth(6);
+}
+
+
+
+
+void cBoat::SpawnOn(cClientHandle & a_ClientHandle)
+{
+	a_ClientHandle.SendSpawnVehicle(*this, 1);
+}
+
+
+
+
+
+void cBoat::DoTakeDamage(TakeDamageInfo & TDI)
+{
+	super::DoTakeDamage(TDI);
+
+	if (GetHealth() == 0)
+	{
+		Destroy(true);
+	}
+}
+
+
+
+
+
+void cBoat::OnRightClicked(cPlayer & a_Player)
+{
+	if (m_Attachee != NULL)
+	{
+		if (m_Attachee->GetUniqueID() == a_Player.GetUniqueID())
+		{
+			// This player is already sitting in, they want out.
+			a_Player.Detach();
+			return;
+		}
+		
+		if (m_Attachee->IsPlayer())
+		{
+			// Another player is already sitting in here, cannot attach
+			return;
+		}
+		
+		// Detach whatever is sitting in this boat now:
+		m_Attachee->Detach();
+	}
+	
+	// Attach the player to this boat
+	a_Player.AttachTo(this);
+}
+
+
+
+
+
+void cBoat::HandlePhysics(float a_Dt, cChunk & a_Chunk)
+{
+	super::HandlePhysics(a_Dt, a_Chunk);
+	BroadcastMovementUpdate();
+}
+
+
+
+
diff --git a/src/Entities/Boat.h b/src/Entities/Boat.h
new file mode 100644
index 000000000..8c51ab86c
--- /dev/null
+++ b/src/Entities/Boat.h
@@ -0,0 +1,37 @@
+
+// Boat.h
+
+// Declares the cBoat class representing a boat in the world
+
+
+
+
+
+#pragma once
+
+#include "Entity.h"
+
+
+
+
+
+class cBoat :
+	public cEntity
+{
+	typedef cEntity super;
+	
+public:
+	CLASS_PROTODEF(cBoat);
+		
+	// cEntity overrides:
+	virtual void SpawnOn(cClientHandle & a_ClientHandle) override;
+	virtual void OnRightClicked(cPlayer & a_Player) override;
+	virtual void DoTakeDamage(TakeDamageInfo & TDI) override;
+	virtual void HandlePhysics(float a_Dt, cChunk & a_Chunk) override;
+	
+	cBoat(double a_X, double a_Y, double a_Z);
+} ;
+
+
+
+
diff --git a/src/Entities/Entity.cpp b/src/Entities/Entity.cpp
new file mode 100644
index 000000000..3bea7bc01
--- /dev/null
+++ b/src/Entities/Entity.cpp
@@ -0,0 +1,1450 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "Entity.h"
+#include "../World.h"
+#include "../Server.h"
+#include "../Root.h"
+#include "../Vector3d.h"
+#include "../Matrix4f.h"
+#include "../ReferenceManager.h"
+#include "../ClientHandle.h"
+#include "../Chunk.h"
+#include "../Simulator/FluidSimulator.h"
+#include "../PluginManager.h"
+#include "../Tracer.h"
+#include "Minecart.h"
+
+
+
+
+
+int cEntity::m_EntityCount = 0;
+cCriticalSection cEntity::m_CSCount;
+
+
+
+
+
+cEntity::cEntity(eEntityType a_EntityType, double a_X, double a_Y, double a_Z, double a_Width, double a_Height)
+	: m_UniqueID(0)
+	, m_Health(1)
+	, m_MaxHealth(1)
+	, m_AttachedTo(NULL)
+	, m_Attachee(NULL)
+	, m_Referencers(new cReferenceManager(cReferenceManager::RFMNGR_REFERENCERS))
+	, m_References(new cReferenceManager(cReferenceManager::RFMNGR_REFERENCES))
+	, m_HeadYaw( 0.0 )
+	, m_Rot(0.0, 0.0, 0.0)
+	, m_Pos(a_X, a_Y, a_Z)
+	, m_Mass (0.001) //Default 1g
+	, m_bDirtyHead(true)
+	, m_bDirtyOrientation(true)
+	, m_bDirtyPosition(true)
+	, m_bDirtySpeed(true)
+	, m_bOnGround( false )
+	, m_Gravity( -9.81f )
+	, m_IsInitialized(false)
+	, m_LastPosX( 0.0 )
+	, m_LastPosY( 0.0 )
+	, m_LastPosZ( 0.0 )
+	, m_TimeLastTeleportPacket(0)
+	, m_TimeLastMoveReltPacket(0)
+	, m_TimeLastSpeedPacket(0)
+	, m_EntityType(a_EntityType)
+	, m_World(NULL)
+	, m_TicksSinceLastBurnDamage(0)
+	, m_TicksSinceLastLavaDamage(0)
+	, m_TicksSinceLastFireDamage(0)
+	, m_TicksSinceLastVoidDamage(0)
+	, m_TicksLeftBurning(0)
+	, m_WaterSpeed(0, 0, 0)
+	, m_Width(a_Width)
+	, m_Height(a_Height)
+{
+	cCSLock Lock(m_CSCount);
+	m_EntityCount++;
+	m_UniqueID = m_EntityCount;
+}
+
+
+
+
+
+cEntity::~cEntity()
+{
+	ASSERT(!m_World->HasEntity(m_UniqueID));  // Before deleting, the entity needs to have been removed from the world
+	
+	LOGD("Deleting entity %d at pos {%.2f, %.2f, %.2f} ~ [%d, %d]; ptr %p", 
+		m_UniqueID,
+		m_Pos.x, m_Pos.y, m_Pos.z,
+		(int)(m_Pos.x / cChunkDef::Width), (int)(m_Pos.z / cChunkDef::Width),
+		this
+		);
+
+	if (m_AttachedTo != NULL)
+	{
+		Detach();
+	}
+	if (m_Attachee != NULL)
+	{
+		m_Attachee->Detach();
+	}
+
+	if (m_IsInitialized)
+	{
+		LOGWARNING("ERROR: Entity deallocated without being destroyed");
+		ASSERT(!"Entity deallocated without being destroyed or unlinked");
+	}
+	delete m_Referencers;
+	delete m_References;
+}
+
+
+
+
+
+const char * cEntity::GetClass(void) const
+{
+	return "cEntity";
+}
+
+
+
+
+
+const char * cEntity::GetClassStatic(void)
+{
+	return "cEntity";
+}
+
+
+
+
+
+const char * cEntity::GetParentClass(void) const
+{
+	return "";
+}
+
+
+
+
+
+bool cEntity::Initialize(cWorld * a_World)
+{
+	if (cPluginManager::Get()->CallHookSpawningEntity(*a_World, *this))
+	{
+		return false;
+	}
+	
+	LOGD("Initializing entity #%d (%s) at {%.02f, %.02f, %.02f}",
+		m_UniqueID, GetClass(), m_Pos.x, m_Pos.y, m_Pos.z
+	);
+	m_IsInitialized = true;
+	m_World = a_World;
+	m_World->AddEntity(this);
+	
+	cPluginManager::Get()->CallHookSpawnedEntity(*a_World, *this);
+	
+	// Spawn the entity on the clients:
+	a_World->BroadcastSpawnEntity(*this);
+	
+	return true;
+}
+
+
+
+
+
+void cEntity::WrapHeadYaw(void)
+{
+	while (m_HeadYaw > 180.f)  m_HeadYaw -= 360.f; // Wrap it
+	while (m_HeadYaw < -180.f) m_HeadYaw += 360.f;
+}
+
+
+
+
+
+void cEntity::WrapRotation(void)
+{
+	while (m_Rot.x > 180.f)  m_Rot.x -= 360.f; // Wrap it
+	while (m_Rot.x < -180.f) m_Rot.x += 360.f;
+	while (m_Rot.y > 180.f)  m_Rot.y -= 360.f;
+	while (m_Rot.y < -180.f) m_Rot.y += 360.f;
+}
+
+
+
+
+void cEntity::WrapSpeed(void)
+{
+	// There shoudn't be a need for flipping the flag on because this function is called 
+	// after any update, so the flag is already turned on
+	if       (m_Speed.x > 78.0f)   m_Speed.x  =  78.0f;
+	else if  (m_Speed.x < -78.0f)  m_Speed.x  = -78.0f;
+	if       (m_Speed.y > 78.0f)   m_Speed.y  =  78.0f;
+	else if  (m_Speed.y < -78.0f)  m_Speed.y  = -78.0f;
+	if       (m_Speed.z > 78.0f)   m_Speed.z  =  78.0f;
+	else if  (m_Speed.z < -78.0f)  m_Speed.z  = -78.0f;
+}
+
+
+
+
+
+void cEntity::Destroy(bool a_ShouldBroadcast)
+{
+	if (!m_IsInitialized)
+	{
+		return;
+	}
+	
+	if (a_ShouldBroadcast)
+	{
+		m_World->BroadcastDestroyEntity(*this);
+	}
+
+	m_IsInitialized = false;
+
+	Destroyed();
+}
+
+
+
+
+
+void cEntity::TakeDamage(cEntity & a_Attacker)
+{
+	int RawDamage = a_Attacker.GetRawDamageAgainst(*this);
+	
+	TakeDamage(dtAttack, &a_Attacker, RawDamage, a_Attacker.GetKnockbackAmountAgainst(*this));
+}
+
+
+
+
+
+void cEntity::TakeDamage(eDamageType a_DamageType, cEntity * a_Attacker, int a_RawDamage, double a_KnockbackAmount)
+{
+	int FinalDamage = a_RawDamage - GetArmorCoverAgainst(a_Attacker, a_DamageType, a_RawDamage);
+	cEntity::TakeDamage(a_DamageType, a_Attacker, a_RawDamage, FinalDamage, a_KnockbackAmount);
+}
+
+
+
+
+
+void cEntity::TakeDamage(eDamageType a_DamageType, cEntity * a_Attacker, int a_RawDamage, int a_FinalDamage, double a_KnockbackAmount)
+{
+	TakeDamageInfo TDI;
+	TDI.DamageType = a_DamageType;
+	TDI.Attacker = a_Attacker;
+	TDI.RawDamage = a_RawDamage;
+	TDI.FinalDamage = a_FinalDamage;
+	Vector3d Heading;
+	Heading.x = sin(GetRotation());
+	Heading.y = 0.4;  // TODO: adjust the amount of "up" knockback when testing
+	Heading.z = cos(GetRotation());
+	TDI.Knockback = Heading * a_KnockbackAmount;
+	DoTakeDamage(TDI);
+}
+
+
+
+
+
+void cEntity::SetRotationFromSpeed(void)
+{
+	const double EPS = 0.0000001;
+	if ((abs(m_Speed.x) < EPS) && (abs(m_Speed.z) < EPS))
+	{
+		// atan2() may overflow or is undefined, pick any number
+		SetRotation(0);
+		return;
+	}
+	SetRotation(atan2(m_Speed.x, m_Speed.z) * 180 / PI);
+}
+
+
+
+
+
+void cEntity::SetPitchFromSpeed(void)
+{
+	const double EPS = 0.0000001;
+	double xz = sqrt(m_Speed.x * m_Speed.x + m_Speed.z * m_Speed.z); // Speed XZ-plane component
+	if ((abs(xz) < EPS) && (abs(m_Speed.y) < EPS))
+	{
+		// atan2() may overflow or is undefined, pick any number
+		SetPitch(0);
+		return;
+	}
+	SetPitch(atan2(m_Speed.y, xz) * 180 / PI);
+}
+
+
+
+
+
+void cEntity::DoTakeDamage(TakeDamageInfo & a_TDI)
+{
+	if (cRoot::Get()->GetPluginManager()->CallHookTakeDamage(*this, a_TDI))
+	{
+		return;
+	}
+
+	if (m_Health <= 0)
+	{
+		// Can't take damage if already dead
+		return;
+	}
+
+	m_Health -= (short)a_TDI.FinalDamage;
+	
+	// TODO: Apply damage to armor
+	
+	if (m_Health < 0)
+	{
+		m_Health = 0;
+	}
+
+	m_World->BroadcastEntityStatus(*this, ENTITY_STATUS_HURT);
+
+	if (m_Health <= 0)
+	{
+		KilledBy(a_TDI.Attacker);
+	}
+}
+
+
+
+
+
+int cEntity::GetRawDamageAgainst(const cEntity & a_Receiver)
+{
+	// Returns the hitpoints that this pawn can deal to a_Receiver using its equipped items
+	// Ref: http://www.minecraftwiki.net/wiki/Damage#Dealing_damage as of 2012_12_20
+	switch (this->GetEquippedWeapon().m_ItemType)
+	{
+		case E_ITEM_WOODEN_SWORD:    return 4;
+		case E_ITEM_GOLD_SWORD:      return 4;
+		case E_ITEM_STONE_SWORD:     return 5;
+		case E_ITEM_IRON_SWORD:      return 6;
+		case E_ITEM_DIAMOND_SWORD:   return 7;
+
+		case E_ITEM_WOODEN_AXE:      return 3;
+		case E_ITEM_GOLD_AXE:        return 3;
+		case E_ITEM_STONE_AXE:       return 4;
+		case E_ITEM_IRON_AXE:        return 5;
+		case E_ITEM_DIAMOND_AXE:     return 6;
+
+		case E_ITEM_WOODEN_PICKAXE:  return 2;
+		case E_ITEM_GOLD_PICKAXE:    return 2;
+		case E_ITEM_STONE_PICKAXE:   return 3;
+		case E_ITEM_IRON_PICKAXE:    return 4;
+		case E_ITEM_DIAMOND_PICKAXE: return 5;
+
+		case E_ITEM_WOODEN_SHOVEL:   return 1;
+		case E_ITEM_GOLD_SHOVEL:     return 1;
+		case E_ITEM_STONE_SHOVEL:    return 2;
+		case E_ITEM_IRON_SHOVEL:     return 3;
+		case E_ITEM_DIAMOND_SHOVEL:  return 4;
+	}
+	// All other equipped items give a damage of 1:
+	return 1;
+}
+
+
+
+
+
+int cEntity::GetArmorCoverAgainst(const cEntity * a_Attacker, eDamageType a_DamageType, int a_Damage)
+{
+	// Returns the hitpoints out of a_RawDamage that the currently equipped armor would cover
+	
+	// Filter out damage types that are not protected by armor:
+	// Ref.: http://www.minecraftwiki.net/wiki/Armor#Effects as of 2012_12_20
+	switch (a_DamageType)
+	{
+		case dtOnFire:
+		case dtSuffocating:
+		case dtDrowning:  // TODO: This one could be a special case - in various MC versions (PC vs XBox) it is and isn't armor-protected
+		case dtStarving:
+		case dtInVoid:
+		case dtPoisoning:
+		case dtPotionOfHarming:
+		case dtFalling:
+		case dtLightning:
+		{
+			return 0;
+		}
+	}
+	
+	// Add up all armor points:
+	// Ref.: http://www.minecraftwiki.net/wiki/Armor#Defense_points as of 2012_12_20
+	int ArmorValue = 0;
+	switch (GetEquippedHelmet().m_ItemType)
+	{
+		case E_ITEM_LEATHER_CAP:    ArmorValue += 1; break;
+		case E_ITEM_GOLD_HELMET:    ArmorValue += 2; break;
+		case E_ITEM_CHAIN_HELMET:   ArmorValue += 2; break;
+		case E_ITEM_IRON_HELMET:    ArmorValue += 2; break;
+		case E_ITEM_DIAMOND_HELMET: ArmorValue += 3; break;
+	}
+	switch (GetEquippedChestplate().m_ItemType)
+	{
+		case E_ITEM_LEATHER_TUNIC:      ArmorValue += 3; break;
+		case E_ITEM_GOLD_CHESTPLATE:    ArmorValue += 5; break;
+		case E_ITEM_CHAIN_CHESTPLATE:   ArmorValue += 5; break;
+		case E_ITEM_IRON_CHESTPLATE:    ArmorValue += 6; break;
+		case E_ITEM_DIAMOND_CHESTPLATE: ArmorValue += 8; break;
+	}
+	switch (GetEquippedLeggings().m_ItemType)
+	{
+		case E_ITEM_LEATHER_PANTS:    ArmorValue += 2; break;
+		case E_ITEM_GOLD_LEGGINGS:    ArmorValue += 3; break;
+		case E_ITEM_CHAIN_LEGGINGS:   ArmorValue += 4; break;
+		case E_ITEM_IRON_LEGGINGS:    ArmorValue += 5; break;
+		case E_ITEM_DIAMOND_LEGGINGS: ArmorValue += 6; break;
+	}
+	switch (GetEquippedBoots().m_ItemType)
+	{
+		case E_ITEM_LEATHER_BOOTS: ArmorValue += 1; break;
+		case E_ITEM_GOLD_BOOTS:    ArmorValue += 1; break;
+		case E_ITEM_CHAIN_BOOTS:   ArmorValue += 1; break;
+		case E_ITEM_IRON_BOOTS:    ArmorValue += 2; break;
+		case E_ITEM_DIAMOND_BOOTS: ArmorValue += 3; break;
+	}
+	
+	// TODO: Special armor cases, such as wool, saddles, dog's collar
+	// Ref.: http://www.minecraftwiki.net/wiki/Armor#Mob_armor as of 2012_12_20
+	
+	// Now ArmorValue is in [0, 20] range, which corresponds to [0, 80%] protection. Calculate the hitpoints from that:
+	return a_Damage * (ArmorValue * 4) / 100;
+}
+
+
+
+
+
+double cEntity::GetKnockbackAmountAgainst(const cEntity & a_Receiver)
+{
+	// Returns the knockback amount that the currently equipped items would cause to a_Receiver on a hit
+	
+	// TODO: Enchantments
+	return 1;
+}
+
+
+
+
+
+void cEntity::KilledBy(cEntity * a_Killer)
+{
+	m_Health = 0;
+
+	cRoot::Get()->GetPluginManager()->CallHookKilling(*this, a_Killer);
+	
+	if (m_Health > 0)
+	{
+		// Plugin wants to 'unkill' the pawn. Abort
+		return;
+	}
+
+	// Drop loot:	
+	cItems Drops;
+	GetDrops(Drops, a_Killer);
+	m_World->SpawnItemPickups(Drops, GetPosX(), GetPosY(), GetPosZ());
+
+	m_World->BroadcastEntityStatus(*this, ENTITY_STATUS_DEAD);
+}
+
+
+
+
+
+void cEntity::Heal(int a_HitPoints)
+{
+	m_Health += a_HitPoints;
+	if (m_Health > m_MaxHealth)
+	{
+		m_Health = m_MaxHealth;
+	}
+}
+
+
+
+
+
+void cEntity::SetHealth(int a_Health)
+{
+	m_Health = std::max(0, std::min(m_MaxHealth, a_Health));
+}
+
+
+
+
+
+void cEntity::Tick(float a_Dt, cChunk & a_Chunk)
+{
+	if (m_AttachedTo != NULL)
+	{
+		if ((m_Pos - m_AttachedTo->GetPosition()).Length() > 0.5)
+		{
+			SetPosition(m_AttachedTo->GetPosition());
+		}
+	}
+	else
+	{
+		if (a_Chunk.IsValid())
+		{
+			HandlePhysics(a_Dt, a_Chunk);
+		}
+	}
+	if (a_Chunk.IsValid())
+	{
+		TickBurning(a_Chunk);
+	}
+	if ((a_Chunk.IsValid())  && (GetPosY() < -46))
+	{
+		TickInVoid(a_Chunk);
+	}
+	else { m_TicksSinceLastVoidDamage = 0; }
+}
+
+
+
+
+
+void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
+{
+	// TODO Add collision detection with entities.
+	a_Dt /= 1000;  // Convert from msec to sec
+	Vector3d NextPos = Vector3d(GetPosX(),GetPosY(),GetPosZ());
+	Vector3d NextSpeed = Vector3d(GetSpeedX(),GetSpeedY(),GetSpeedZ());
+	int BlockX = (int) floor(NextPos.x);
+	int BlockY = (int) floor(NextPos.y);
+	int BlockZ = (int) floor(NextPos.z);
+	
+	if ((BlockY >= cChunkDef::Height) || (BlockY < 0))
+	{
+		// Outside of the world
+
+		cChunk * NextChunk = a_Chunk.GetNeighborChunk(BlockX, BlockZ);
+		// See if we can commit our changes. If not, we will discard them.
+		if (NextChunk != NULL)
+		{
+			SetSpeed(NextSpeed);
+			NextPos += (NextSpeed * a_Dt);
+			SetPosition(NextPos);
+		}
+		return;
+	}
+	
+	// Make sure we got the correct chunk and a valid one. No one ever knows...
+	cChunk * NextChunk = a_Chunk.GetNeighborChunk(BlockX, BlockZ);
+	if (NextChunk != NULL)
+	{
+		int RelBlockX = BlockX - (NextChunk->GetPosX() * cChunkDef::Width);
+		int RelBlockZ = BlockZ - (NextChunk->GetPosZ() * cChunkDef::Width);
+		BLOCKTYPE BlockIn = NextChunk->GetBlock( RelBlockX, BlockY, RelBlockZ );
+		BLOCKTYPE BlockBelow = (BlockY > 0) ? NextChunk->GetBlock(RelBlockX, BlockY - 1, RelBlockZ) : E_BLOCK_AIR;
+		if (!g_BlockIsSolid[BlockIn])  // Making sure we are not inside a solid block
+		{
+			if (m_bOnGround)  // check if it's still on the ground
+			{
+				if (!g_BlockIsSolid[BlockBelow])  // Check if block below is air or water.
+				{
+					m_bOnGround = false;
+				}
+			}
+		}
+		else
+		{
+			// Push out entity.
+			BLOCKTYPE GotBlock;
+
+			static const struct
+			{
+				int x, y, z;
+			} gCrossCoords[] =
+			{
+				{ 1, 0,  0},
+				{-1, 0,  0},
+				{ 0, 0,  1},
+				{ 0, 0, -1},
+			} ;
+
+			bool IsNoAirSurrounding = true;
+			for (int i = 0; i < ARRAYCOUNT(gCrossCoords); i++)
+			{
+				if (!NextChunk->UnboundedRelGetBlockType(RelBlockX + gCrossCoords[i].x, BlockY, RelBlockZ + gCrossCoords[i].z, GotBlock))
+				{
+					// The pickup is too close to an unloaded chunk, bail out of any physics handling
+					return;
+				}
+				if (!g_BlockIsSolid[GotBlock])
+				{
+					NextPos.x += gCrossCoords[i].x;
+					NextPos.z += gCrossCoords[i].z;
+					IsNoAirSurrounding = false;
+					break;
+				}
+			}  // for i - gCrossCoords[]
+			
+			if (IsNoAirSurrounding)
+			{
+				NextPos.y += 0.5;
+			}
+
+			m_bOnGround = true;
+
+			LOGD("Entity #%d (%s) is inside a block at {%d, %d, %d}",
+				m_UniqueID, GetClass(), BlockX, BlockY, BlockZ
+			);
+		}
+
+		if (!m_bOnGround)
+		{
+			float fallspeed;
+			if (IsBlockWater(BlockIn))
+			{
+				fallspeed = m_Gravity * a_Dt / 3;  // Fall 3x slower in water.
+			}
+			else if (IsBlockRail(BlockBelow) && IsMinecart())  // Rails aren't solid, except for Minecarts
+			{
+				fallspeed = 0;
+				m_bOnGround = true;
+			}
+			else if (BlockIn == E_BLOCK_COBWEB)
+			{
+				NextSpeed.y *= 0.05;  // Reduce overall falling speed
+				fallspeed = 0;  // No falling.
+			}
+			else
+			{
+				// Normal gravity
+				fallspeed = m_Gravity * a_Dt;
+			}
+			NextSpeed.y += fallspeed;
+		}
+		else
+		{
+			if (IsMinecart())
+			{
+				if (!IsBlockRail(BlockBelow))
+				{
+					// Friction if minecart is off track, otherwise, Minecart.cpp handles this
+					if (NextSpeed.SqrLength() > 0.0004f)
+					{
+						NextSpeed.x *= 0.7f / (1 + a_Dt);
+						if (fabs(NextSpeed.x) < 0.05)
+						{
+							NextSpeed.x = 0;
+						}
+						NextSpeed.z *= 0.7f / (1 + a_Dt);
+						if (fabs(NextSpeed.z) < 0.05)
+						{
+							NextSpeed.z = 0;
+						}
+					}
+				}
+			}
+			else
+			{
+				// Friction for non-minecarts
+				if (NextSpeed.SqrLength() > 0.0004f)
+				{
+					NextSpeed.x *= 0.7f / (1 + a_Dt);
+					if (fabs(NextSpeed.x) < 0.05)
+					{
+						NextSpeed.x = 0;
+					}
+					NextSpeed.z *= 0.7f / (1 + a_Dt);
+					if (fabs(NextSpeed.z) < 0.05)
+					{
+						NextSpeed.z = 0;
+					}
+				}
+			}
+		}
+
+		// Adjust X and Z speed for COBWEB temporary. This speed modification should be handled inside block handlers since we
+		// might have different speed modifiers according to terrain.
+		if (BlockIn == E_BLOCK_COBWEB)
+		{
+			NextSpeed.x *= 0.25;
+			NextSpeed.z *= 0.25;
+		}
+					
+		//Get water direction
+		Direction WaterDir = m_World->GetWaterSimulator()->GetFlowingDirection(BlockX, BlockY, BlockZ);
+
+		m_WaterSpeed *= 0.9f;		//Reduce speed each tick
+
+		switch(WaterDir)
+		{
+			case X_PLUS:
+				m_WaterSpeed.x = 0.2f;
+				m_bOnGround = false;
+				break;
+			case X_MINUS:
+				m_WaterSpeed.x = -0.2f;
+				m_bOnGround = false;
+				break;
+			case Z_PLUS:
+				m_WaterSpeed.z = 0.2f;
+				m_bOnGround = false;
+				break;
+			case Z_MINUS:
+				m_WaterSpeed.z = -0.2f;
+				m_bOnGround = false;
+				break;
+			
+		default:
+			break;
+		}
+
+		if (fabs(m_WaterSpeed.x) < 0.05)
+		{
+			m_WaterSpeed.x = 0;
+		}
+
+		if (fabs(m_WaterSpeed.z) < 0.05)
+		{
+			m_WaterSpeed.z = 0;
+		}
+
+		NextSpeed += m_WaterSpeed;
+
+		if( NextSpeed.SqrLength() > 0.f )
+		{
+			cTracer Tracer( GetWorld() );
+			int Ret = Tracer.Trace( NextPos, NextSpeed, 2 );
+			if( Ret ) // Oh noez! we hit something
+			{
+				// Set to hit position
+				if( (Tracer.RealHit - NextPos).SqrLength() <= ( NextSpeed * a_Dt ).SqrLength() )
+				{
+					if( Ret == 1 )
+					{
+						if( Tracer.HitNormal.x != 0.f ) NextSpeed.x = 0.f;
+						if( Tracer.HitNormal.y != 0.f ) NextSpeed.y = 0.f;
+						if( Tracer.HitNormal.z != 0.f ) NextSpeed.z = 0.f;
+
+						if( Tracer.HitNormal.y > 0 ) // means on ground
+						{
+							m_bOnGround = true;
+						}
+					}
+					NextPos.Set(Tracer.RealHit.x,Tracer.RealHit.y,Tracer.RealHit.z);
+					NextPos.x += Tracer.HitNormal.x * 0.3f;
+					NextPos.y += Tracer.HitNormal.y * 0.05f; // Any larger produces entity vibration-upon-the-spot
+					NextPos.z += Tracer.HitNormal.z * 0.3f;
+				}
+				else
+				{
+					NextPos += (NextSpeed * a_Dt);
+				}
+			}
+			else
+			{
+				// We didn't hit anything, so move =]
+				NextPos += (NextSpeed * a_Dt);
+			}
+		}
+		BlockX = (int) floor(NextPos.x);
+		BlockZ = (int) floor(NextPos.z);
+		NextChunk = NextChunk->GetNeighborChunk(BlockX,BlockZ);
+		// See if we can commit our changes. If not, we will discard them.
+		if (NextChunk != NULL)
+		{
+			if (NextPos.x != GetPosX()) SetPosX(NextPos.x);
+			if (NextPos.y != GetPosY()) SetPosY(NextPos.y);
+			if (NextPos.z != GetPosZ()) SetPosZ(NextPos.z);
+			if (NextSpeed.x != GetSpeedX()) SetSpeedX(NextSpeed.x);
+			if (NextSpeed.y != GetSpeedY()) SetSpeedY(NextSpeed.y);
+			if (NextSpeed.z != GetSpeedZ()) SetSpeedZ(NextSpeed.z);
+		}
+	}
+}
+
+
+
+
+
+void cEntity::TickBurning(cChunk & a_Chunk)
+{
+	// Remember the current burning state:
+	bool HasBeenBurning = (m_TicksLeftBurning > 0);
+	
+	// Do the burning damage:
+	if (m_TicksLeftBurning > 0)
+	{
+		m_TicksSinceLastBurnDamage++;
+		if (m_TicksSinceLastBurnDamage >= BURN_TICKS_PER_DAMAGE)
+		{
+			TakeDamage(dtOnFire, NULL, BURN_DAMAGE, 0);
+			m_TicksSinceLastBurnDamage = 0;
+		}
+		m_TicksLeftBurning--;
+	}
+	
+	// Update the burning times, based on surroundings:
+	int MinRelX = (int)floor(GetPosX() - m_Width / 2) - a_Chunk.GetPosX() * cChunkDef::Width;
+	int MaxRelX = (int)floor(GetPosX() + m_Width / 2) - a_Chunk.GetPosX() * cChunkDef::Width;
+	int MinRelZ = (int)floor(GetPosZ() - m_Width / 2) - a_Chunk.GetPosZ() * cChunkDef::Width;
+	int MaxRelZ = (int)floor(GetPosZ() + m_Width / 2) - a_Chunk.GetPosZ() * cChunkDef::Width;
+	int MinY = std::max(0, std::min(cChunkDef::Height - 1, (int)floor(GetPosY())));
+	int MaxY = std::max(0, std::min(cChunkDef::Height - 1, (int)ceil (GetPosY() + m_Height)));
+	bool HasWater = false;
+	bool HasLava = false;
+	bool HasFire = false;
+	
+	for (int x = MinRelX; x <= MaxRelX; x++)
+	{
+		for (int z = MinRelZ; z <= MaxRelZ; z++)
+		{
+			int RelX = x;
+			int RelZ = z;
+			cChunk * CurChunk = a_Chunk.GetRelNeighborChunkAdjustCoords(RelX, RelZ);
+			if (CurChunk == NULL)
+			{
+				continue;
+			}
+			for (int y = MinY; y <= MaxY; y++)
+			{
+				switch (CurChunk->GetBlock(RelX, y, RelZ))
+				{
+					case E_BLOCK_FIRE:
+					{
+						HasFire = true;
+						break;
+					}
+					case E_BLOCK_LAVA:
+					case E_BLOCK_STATIONARY_LAVA:
+					{
+						HasLava = true;
+						break;
+					}
+					case E_BLOCK_STATIONARY_WATER:
+					case E_BLOCK_WATER:
+					{
+						HasWater = true;
+						break;
+					}
+				}  // switch (BlockType)
+			}  // for y
+		}  // for z
+	}  // for x
+	
+	if (HasWater)
+	{
+		// Extinguish the fire
+		m_TicksLeftBurning = 0;
+	}
+	
+	if (HasLava)
+	{
+		// Burn:
+		m_TicksLeftBurning = BURN_TICKS;
+		
+		// Periodically damage:
+		m_TicksSinceLastLavaDamage++;
+		if (m_TicksSinceLastLavaDamage >= LAVA_TICKS_PER_DAMAGE)
+		{
+			TakeDamage(dtLavaContact, NULL, LAVA_DAMAGE, 0);
+			m_TicksSinceLastLavaDamage = 0;
+		}
+	}
+	else
+	{
+		m_TicksSinceLastLavaDamage = 0;
+	}
+	
+	if (HasFire)
+	{
+		// Burn:
+		m_TicksLeftBurning = BURN_TICKS;
+		
+		// Periodically damage:
+		m_TicksSinceLastFireDamage++;
+		if (m_TicksSinceLastFireDamage >= FIRE_TICKS_PER_DAMAGE)
+		{
+			TakeDamage(dtFireContact, NULL, FIRE_DAMAGE, 0);
+			m_TicksSinceLastFireDamage = 0;
+		}
+	}
+	else
+	{
+		m_TicksSinceLastFireDamage = 0;
+	}
+	
+	// If just started / finished burning, notify descendants:
+	if ((m_TicksLeftBurning > 0) && !HasBeenBurning)
+	{
+		OnStartedBurning();
+	}
+	else if ((m_TicksLeftBurning <= 0) && HasBeenBurning)
+	{
+		OnFinishedBurning();
+	}
+}
+
+
+
+
+
+void cEntity::TickInVoid(cChunk & a_Chunk)
+{
+	if (m_TicksSinceLastVoidDamage == 20)
+	{
+		TakeDamage(dtInVoid, NULL, 2, 0);
+		m_TicksSinceLastVoidDamage = 0;
+	}
+	else
+	{
+		m_TicksSinceLastVoidDamage++;
+	}
+}
+
+
+
+
+
+/// Called when the entity starts burning
+void cEntity::OnStartedBurning(void)
+{
+	// Broadcast the change:
+	m_World->BroadcastEntityMetadata(*this);
+}
+
+
+
+
+
+/// Called when the entity finishes burning
+void cEntity::OnFinishedBurning(void)
+{
+	// Broadcast the change:
+	m_World->BroadcastEntityMetadata(*this);
+}
+
+
+
+
+
+/// Sets the maximum value for the health
+void cEntity::SetMaxHealth(int a_MaxHealth)
+{
+	m_MaxHealth = a_MaxHealth;
+
+	// Reset health, if too high:
+	if (m_Health > a_MaxHealth)
+	{
+		m_Health = a_MaxHealth;
+	}
+}
+
+
+
+
+
+/// Puts the entity on fire for the specified amount of ticks
+void cEntity::StartBurning(int a_TicksLeftBurning)
+{
+	if (m_TicksLeftBurning > 0)
+	{
+		// Already burning, top up the ticks left burning and bail out:
+		m_TicksLeftBurning = std::max(m_TicksLeftBurning, a_TicksLeftBurning);
+		return;
+	}
+	
+	m_TicksLeftBurning = a_TicksLeftBurning;
+	OnStartedBurning();
+}
+
+
+
+
+
+/// Stops the entity from burning, resets all burning timers
+void cEntity::StopBurning(void)
+{
+	bool HasBeenBurning = (m_TicksLeftBurning > 0);
+	m_TicksLeftBurning = 0;
+	m_TicksSinceLastBurnDamage = 0;
+	m_TicksSinceLastFireDamage = 0;
+	m_TicksSinceLastLavaDamage = 0;
+	
+	// Notify if the entity has stopped burning
+	if (HasBeenBurning)
+	{
+		OnFinishedBurning();
+	}
+}
+
+
+
+
+
+void cEntity::TeleportToEntity(cEntity & a_Entity)
+{
+	TeleportToCoords(a_Entity.GetPosX(), a_Entity.GetPosY(), a_Entity.GetPosZ());
+}
+
+
+
+
+
+void cEntity::TeleportToCoords(double a_PosX, double a_PosY, double a_PosZ)
+{
+	SetPosition(a_PosX, a_PosY, a_PosZ);
+	m_World->BroadcastTeleportEntity(*this);
+}
+
+
+
+
+
+void cEntity::BroadcastMovementUpdate(const cClientHandle * a_Exclude)
+{
+	//We need to keep updating the clients when there is movement or if there was a change in speed and after 2 ticks
+	if( (m_Speed.SqrLength() > 0.0004f || m_bDirtySpeed) && (m_World->GetWorldAge() - m_TimeLastSpeedPacket >= 2))
+	{
+		m_World->BroadcastEntityVelocity(*this,a_Exclude);
+		m_bDirtySpeed = false;
+		m_TimeLastSpeedPacket = m_World->GetWorldAge();
+	}
+
+	//Have to process position related packets this every two ticks
+	if (m_World->GetWorldAge() % 2 == 0)
+	{
+		int DiffX = (int) (floor(GetPosX() * 32.0) - floor(m_LastPosX * 32.0));
+		int DiffY = (int) (floor(GetPosY() * 32.0) - floor(m_LastPosY * 32.0));
+		int DiffZ = (int) (floor(GetPosZ() * 32.0) - floor(m_LastPosZ * 32.0));
+		Int64 DiffTeleportPacket = m_World->GetWorldAge() - m_TimeLastTeleportPacket;
+		// 4 blocks is max Relative So if the Diff is greater than 127 or. Send an absolute position every 20 seconds
+		if (DiffTeleportPacket >= 400 || 
+			((DiffX > 127) || (DiffX < -128) ||
+			(DiffY > 127) || (DiffY < -128) ||
+			(DiffZ > 127) || (DiffZ < -128)))
+		{
+			//
+			m_World->BroadcastTeleportEntity(*this,a_Exclude);
+			m_TimeLastTeleportPacket = m_World->GetWorldAge();
+			m_TimeLastMoveReltPacket = m_TimeLastTeleportPacket; //Must synchronize.
+			m_LastPosX = GetPosX();
+			m_LastPosY = GetPosY();
+			m_LastPosZ = GetPosZ();
+			m_bDirtyPosition = false;
+			m_bDirtyOrientation = false;
+		}
+		else
+		{
+			Int64 DiffMoveRelPacket = m_World->GetWorldAge() - m_TimeLastMoveReltPacket;
+			//if the change is big enough.
+			if ((abs(DiffX) >= 4 || abs(DiffY) >= 4 || abs(DiffZ) >= 4 || DiffMoveRelPacket >= 60) && m_bDirtyPosition)
+			{
+				if (m_bDirtyOrientation)
+				{
+					m_World->BroadcastEntityRelMoveLook(*this, (char)DiffX, (char)DiffY, (char)DiffZ,a_Exclude);
+					m_bDirtyOrientation = false;
+				}
+				else
+				{
+					m_World->BroadcastEntityRelMove(*this, (char)DiffX, (char)DiffY, (char)DiffZ,a_Exclude);
+				}
+				m_LastPosX = GetPosX();
+				m_LastPosY = GetPosY();
+				m_LastPosZ = GetPosZ();
+				m_bDirtyPosition = false;
+				m_TimeLastMoveReltPacket = m_World->GetWorldAge();
+			}
+			else
+			{
+				if (m_bDirtyOrientation)
+				{
+					m_World->BroadcastEntityLook(*this,a_Exclude);
+					m_bDirtyOrientation = false;
+				}
+			}		
+		}
+		if (m_bDirtyHead)
+		{
+			m_World->BroadcastEntityHeadLook(*this,a_Exclude);
+			m_bDirtyHead = false;
+		}
+	}
+}
+
+
+
+
+
+void cEntity::AttachTo(cEntity * a_AttachTo)
+{
+	if (m_AttachedTo == a_AttachTo)
+	{
+		// Already attached to that entity, nothing to do here
+		return;
+	}
+
+	// Detach from any previous entity:
+	Detach();
+
+	// Attach to the new entity:
+	m_AttachedTo = a_AttachTo;
+	a_AttachTo->m_Attachee = this;
+	m_World->BroadcastAttachEntity(*this, a_AttachTo);
+}
+
+
+
+
+
+void cEntity::Detach(void)
+{
+	if (m_AttachedTo == NULL)
+	{
+		// Attached to no entity, our work is done
+		return;
+	}
+	m_AttachedTo->m_Attachee = NULL;
+	m_AttachedTo = NULL;
+	m_World->BroadcastAttachEntity(*this, NULL);
+}
+
+
+
+
+
+bool cEntity::IsA(const char * a_ClassName) const
+{
+	return (strcmp(a_ClassName, "cEntity") == 0);
+}
+
+
+
+
+
+void cEntity::SetRot(const Vector3f & a_Rot)
+{
+	m_Rot = a_Rot;
+	m_bDirtyOrientation = true;
+}
+
+
+
+
+
+void cEntity::SetHeadYaw(double a_HeadYaw)
+{
+	m_HeadYaw = a_HeadYaw;
+	m_bDirtyHead = true;
+	WrapHeadYaw();
+}
+
+
+
+
+
+void cEntity::SetHeight(double a_Height)
+{
+	m_Height = a_Height;
+}
+
+
+
+
+
+void cEntity::SetMass(double a_Mass)
+{
+	if (a_Mass > 0)
+	{
+		m_Mass = a_Mass;
+	}
+	else
+	{
+		// Make sure that mass is not zero. 1g is the default because we 
+		// have to choose a number. It's perfectly legal to have a mass 
+		// less than 1g as long as is NOT equal or less than zero.
+		m_Mass = 0.001;
+	}
+}
+
+
+
+
+
+void cEntity::SetYaw(double a_Yaw)
+{
+	m_Rot.x = a_Yaw;
+	m_bDirtyOrientation = true;
+	WrapRotation();
+}
+
+
+
+
+
+void cEntity::SetPitch(double a_Pitch)
+{
+	m_Rot.y = a_Pitch;
+	m_bDirtyOrientation = true;
+	WrapRotation();
+}
+
+
+
+
+
+void cEntity::SetRoll(double a_Roll)
+{
+	m_Rot.z = a_Roll;
+	m_bDirtyOrientation = true;
+}
+
+
+
+
+
+void cEntity::SetSpeed(double a_SpeedX, double a_SpeedY, double a_SpeedZ)
+{
+	m_Speed.Set(a_SpeedX, a_SpeedY, a_SpeedZ);
+	m_bDirtySpeed = true;
+	WrapSpeed();
+}
+
+
+
+
+void cEntity::SetSpeedX(double a_SpeedX)
+{
+	m_Speed.x = a_SpeedX;
+	m_bDirtySpeed = true;
+	WrapSpeed();
+}
+
+
+
+
+void cEntity::SetSpeedY(double a_SpeedY)
+{
+	m_Speed.y = a_SpeedY;
+	m_bDirtySpeed = true;
+	WrapSpeed();
+}
+
+
+
+
+void cEntity::SetSpeedZ(double a_SpeedZ)
+{
+	m_Speed.z = a_SpeedZ;
+	m_bDirtySpeed = true;
+	WrapSpeed();
+}
+
+
+
+
+
+void cEntity::SetWidth(double a_Width)
+{
+	m_Width = a_Width;
+}
+
+
+
+
+
+void cEntity::AddPosX(double a_AddPosX)
+{
+	m_Pos.x += a_AddPosX;
+	m_bDirtyPosition = true;
+}
+
+
+
+
+void cEntity::AddPosY(double a_AddPosY)
+{
+	m_Pos.y += a_AddPosY;
+	m_bDirtyPosition = true;
+}
+
+
+
+
+void cEntity::AddPosZ(double a_AddPosZ)
+{
+	m_Pos.z += a_AddPosZ;
+	m_bDirtyPosition = true;
+}
+
+
+
+
+void cEntity::AddPosition(double a_AddPosX, double a_AddPosY, double a_AddPosZ)
+{
+	m_Pos.x += a_AddPosX;
+	m_Pos.y += a_AddPosY;
+	m_Pos.z += a_AddPosZ;
+	m_bDirtyPosition = true;
+}
+
+
+
+
+void cEntity::AddSpeed(double a_AddSpeedX, double a_AddSpeedY, double a_AddSpeedZ)
+{
+	m_Speed.x += a_AddSpeedX;
+	m_Speed.y += a_AddSpeedY;
+	m_Speed.z += a_AddSpeedZ;
+	m_bDirtySpeed = true;
+	WrapSpeed();
+}
+
+
+
+
+
+void cEntity::AddSpeedX(double a_AddSpeedX)
+{
+	m_Speed.x += a_AddSpeedX;
+	m_bDirtySpeed = true;
+	WrapSpeed();
+}
+
+
+
+
+
+void cEntity::AddSpeedY(double a_AddSpeedY)
+{
+	m_Speed.y += a_AddSpeedY;
+	m_bDirtySpeed = true;
+	WrapSpeed();
+}
+
+
+
+
+
+void cEntity::AddSpeedZ(double a_AddSpeedZ)
+{
+	m_Speed.z += a_AddSpeedZ;
+	m_bDirtySpeed = true;
+	WrapSpeed();
+}
+
+
+
+
+
+void cEntity::SteerVehicle(float a_Forward, float a_Sideways)
+{
+	if (m_AttachedTo == NULL)
+	{
+		return;
+	}
+	if ((a_Forward != 0) || (a_Sideways != 0))
+	{
+		Vector3d LookVector = GetLookVector();
+		double AddSpeedX = LookVector.x * a_Forward + LookVector.z * a_Sideways;
+		double AddSpeedZ = LookVector.z * a_Forward - LookVector.x * a_Sideways;
+		m_AttachedTo->AddSpeed(AddSpeedX, 0, AddSpeedZ);
+	}
+}
+
+
+
+
+
+//////////////////////////////////////////////////////////////////////////
+// Get look vector (this is NOT a rotation!)
+Vector3d cEntity::GetLookVector(void) const
+{
+	Matrix4d m;
+	m.Init(Vector3f(), 0, m_Rot.x, -m_Rot.y);
+	Vector3d Look = m.Transform(Vector3d(0, 0, 1));
+	return Look;
+}
+
+
+
+
+
+//////////////////////////////////////////////////////////////////////////
+// Set position
+void cEntity::SetPosition(double a_PosX, double a_PosY, double a_PosZ)
+{
+	m_Pos.Set(a_PosX, a_PosY, a_PosZ);
+	m_bDirtyPosition = true;
+}
+
+
+
+
+
+void cEntity::SetPosX(double a_PosX)
+{
+	m_Pos.x = a_PosX;
+	m_bDirtyPosition = true;
+}
+
+
+
+
+
+void cEntity::SetPosY(double a_PosY)
+{
+	m_Pos.y = a_PosY;
+	m_bDirtyPosition = true;
+}
+
+
+
+
+
+void cEntity::SetPosZ(double a_PosZ)
+{
+	m_Pos.z = a_PosZ;
+	m_bDirtyPosition = true;
+}
+
+
+
+
+
+//////////////////////////////////////////////////////////////////////////
+// Reference stuffs
+void cEntity::AddReference(cEntity * & a_EntityPtr)
+{
+	m_References->AddReference(a_EntityPtr);
+	a_EntityPtr->ReferencedBy(a_EntityPtr);
+}
+
+
+
+
+
+void cEntity::ReferencedBy(cEntity * & a_EntityPtr)
+{
+	m_Referencers->AddReference(a_EntityPtr);
+}
+
+
+
+
+
+void cEntity::Dereference(cEntity * & a_EntityPtr)
+{
+	m_Referencers->Dereference(a_EntityPtr);
+}
+
+
+
+
diff --git a/src/Entities/Entity.h b/src/Entities/Entity.h
new file mode 100644
index 000000000..dafda7826
--- /dev/null
+++ b/src/Entities/Entity.h
@@ -0,0 +1,445 @@
+
+#pragma once
+
+#include "../Item.h"
+#include "../Vector3d.h"
+#include "../Vector3f.h"
+
+
+
+
+
+// Place this macro in the public section of each cEntity descendant class and you're done :)
+#define CLASS_PROTODEF(classname) \
+	virtual bool IsA(const char * a_ClassName) const override\
+	{ \
+		return ((strcmp(a_ClassName, #classname) == 0) || super::IsA(a_ClassName)); \
+	} \
+	virtual const char * GetClass(void) const override \
+	{ \
+		return #classname; \
+	} \
+	static const char * GetClassStatic(void) \
+	{ \
+		return #classname; \
+	} \
+	virtual const char * GetParentClass(void) const override \
+	{ \
+		return super::GetClass(); \
+	}
+
+
+
+
+
+class cWorld;
+class cReferenceManager;
+class cClientHandle;
+class cPlayer;
+class cChunk;
+
+
+
+
+
+// tolua_begin
+struct TakeDamageInfo
+{
+	eDamageType DamageType;   // Where does the damage come from? Being hit / on fire / contact with cactus / ...
+	cEntity *   Attacker;     // The attacking entity; valid only for dtAttack
+	int         RawDamage;    // What damage would the receiver get without any armor. Usually: attacker mob type + weapons
+	int         FinalDamage;  // What actual damage will be received. Usually: m_RawDamage minus armor
+	Vector3d    Knockback;    // The amount and direction of knockback received from the damage
+	// TODO: Effects - list of effects that the hit is causing. Unknown representation yet
+} ;
+// tolua_end
+
+
+
+
+
+// tolua_begin
+class cEntity
+{
+public:
+
+	enum eEntityType
+	{
+		etEntity,  // For all other types
+		etPlayer,
+		etPickup,
+		etMonster,
+		etFallingBlock,
+		etMinecart,
+		etBoat,
+		etTNT,
+		etProjectile,
+		
+		// Common variations
+		etMob = etMonster,  // DEPRECATED, use etMonster instead!
+	} ;
+	
+	// tolua_end
+
+	enum
+	{
+		ENTITY_STATUS_HURT            = 2,
+		ENTITY_STATUS_DEAD            = 3,
+		ENTITY_STATUS_WOLF_TAMING     = 6,
+		ENTITY_STATUS_WOLF_TAMED      = 7,
+		ENTITY_STATUS_WOLF_SHAKING    = 8,
+		ENTITY_STATUS_EATING_ACCEPTED = 9,
+		ENTITY_STATUS_SHEEP_EATING    = 10,
+		ENTITY_STATUS_GOLEM_ROSING    = 11,
+		ENTITY_STATUS_VILLAGER_HEARTS = 12,
+		ENTITY_STATUS_VILLAGER_ANGRY  = 13,
+		ENTITY_STATUS_VILLAGER_HAPPY  = 14,
+		ENTITY_STATUS_WITCH_MAGICKING = 15,
+		// It seems 16 (zombie conversion) is now done with metadata
+		ENTITY_STATUS_FIREWORK_EXPLODE= 17,
+	} ;
+	
+	enum
+	{
+		FIRE_TICKS_PER_DAMAGE = 10,  ///< How many ticks to wait between damaging an entity when it stands in fire
+		FIRE_DAMAGE = 1,             ///< How much damage to deal when standing in fire
+		LAVA_TICKS_PER_DAMAGE = 10,  ///< How many ticks to wait between damaging an entity when it stands in lava
+		LAVA_DAMAGE = 5,             ///< How much damage to deal when standing in lava
+		BURN_TICKS_PER_DAMAGE = 20,  ///< How many ticks to wait between damaging an entity when it is burning
+		BURN_DAMAGE = 1,             ///< How much damage to deal when the entity is burning
+		BURN_TICKS = 200,            ///< How long to keep an entity burning after it has stood in lava / fire
+	} ;
+	
+	cEntity(eEntityType a_EntityType, double a_X, double a_Y, double a_Z, double a_Width, double a_Height);
+	virtual ~cEntity();
+
+	/// Spawns the entity in the world; returns true if spawned, false if not (plugin disallowed)
+	virtual bool Initialize(cWorld * a_World);
+
+	// tolua_begin
+	
+	eEntityType GetEntityType(void) const { return m_EntityType; }
+	
+	bool IsPlayer      (void) const { return (m_EntityType == etPlayer); }
+	bool IsPickup      (void) const { return (m_EntityType == etPickup); }
+	bool IsMob         (void) const { return (m_EntityType == etMonster); }
+	bool IsFallingBlock(void) const { return (m_EntityType == etFallingBlock); }
+	bool IsMinecart    (void) const { return (m_EntityType == etMinecart); }
+	bool IsBoat        (void) const { return (m_EntityType == etBoat); }
+	bool IsTNT         (void) const { return (m_EntityType == etTNT); }
+	bool IsProjectile  (void) const { return (m_EntityType == etProjectile); }
+	
+	/// Returns true if the entity is of the specified class or a subclass (cPawn's IsA("cEntity") returns true)
+	virtual bool IsA(const char * a_ClassName) const;
+	
+	/// Returns the topmost class name for the object
+	virtual const char * GetClass(void) const;
+	
+	// Returns the class name of this class
+	static const char * GetClassStatic(void);
+	
+	/// Returns the topmost class's parent class name for the object. cEntity returns an empty string (no parent).
+	virtual const char * GetParentClass(void) const;
+
+	cWorld * GetWorld(void) const { return m_World; }
+
+	double           GetHeadYaw   (void) const { return m_HeadYaw; }
+	double           GetHeight    (void) const { return m_Height;  }
+	double           GetMass      (void) const { return m_Mass;    }
+	const Vector3d & GetPosition  (void) const { return m_Pos;     }
+	double           GetPosX      (void) const { return m_Pos.x;   }
+	double           GetPosY      (void) const { return m_Pos.y;   }
+	double           GetPosZ      (void) const { return m_Pos.z;   }
+	const Vector3d & GetRot       (void) const { return m_Rot;     }
+	double           GetRotation  (void) const { return m_Rot.x;   }  // OBSOLETE, use GetYaw() instead
+	double           GetYaw       (void) const { return m_Rot.x;   }
+	double           GetPitch     (void) const { return m_Rot.y;   }
+	double           GetRoll      (void) const { return m_Rot.z;   }
+	Vector3d         GetLookVector(void) const;
+	const Vector3d & GetSpeed     (void) const { return m_Speed;   }
+	double           GetSpeedX    (void) const { return m_Speed.x; }
+	double           GetSpeedY    (void) const { return m_Speed.y; }
+	double           GetSpeedZ    (void) const { return m_Speed.z; }
+	double           GetWidth     (void) const { return m_Width;   }
+	
+	int GetChunkX(void) const {return (int)floor(m_Pos.x / cChunkDef::Width); }
+	int GetChunkZ(void) const {return (int)floor(m_Pos.z / cChunkDef::Width); }
+
+	void SetHeadYaw (double a_HeadYaw);
+	void SetHeight  (double a_Height);
+	void SetMass    (double a_Mass);
+	void SetPosX    (double a_PosX);
+	void SetPosY    (double a_PosY);
+	void SetPosZ    (double a_PosZ);
+	void SetPosition(double a_PosX, double a_PosY, double a_PosZ);
+	void SetPosition(const Vector3d & a_Pos) { SetPosition(a_Pos.x, a_Pos.y, a_Pos.z); }
+	void SetRot     (const Vector3f & a_Rot);
+	void SetRotation(double a_Rotation) { SetYaw(a_Rotation); }  // OBSOLETE, use SetYaw() instead
+	void SetYaw     (double a_Yaw);
+	void SetPitch   (double a_Pitch);
+	void SetRoll    (double a_Roll);
+	void SetSpeed   (double a_SpeedX, double a_SpeedY, double a_SpeedZ);
+	void SetSpeed   (const Vector3d & a_Speed) { SetSpeed(a_Speed.x, a_Speed.y, a_Speed.z); }
+	void SetSpeedX  (double a_SpeedX);
+	void SetSpeedY  (double a_SpeedY);
+	void SetSpeedZ  (double a_SpeedZ);
+	void SetWidth   (double a_Width);
+	
+	void AddPosX    (double a_AddPosX);
+	void AddPosY    (double a_AddPosY);
+	void AddPosZ    (double a_AddPosZ);
+	void AddPosition(double a_AddPosX, double a_AddPosY, double a_AddPosZ);
+	void AddPosition(const Vector3d & a_AddPos) { AddPosition(a_AddPos.x,a_AddPos.y,a_AddPos.z);}
+	void AddSpeed   (double a_AddSpeedX, double a_AddSpeedY, double a_AddSpeedZ);
+	void AddSpeed   (const Vector3d & a_AddSpeed) { AddSpeed(a_AddSpeed.x,a_AddSpeed.y,a_AddSpeed.z);}
+	void AddSpeedX  (double a_AddSpeedX);
+	void AddSpeedY  (double a_AddSpeedY);
+	void AddSpeedZ  (double a_AddSpeedZ);
+	
+	void SteerVehicle(float a_Forward, float a_Sideways);
+
+	inline int  GetUniqueID(void) const { return m_UniqueID; }
+	inline bool IsDestroyed(void) const { return !m_IsInitialized; }
+
+	/// Schedules the entity for destroying; if a_ShouldBroadcast is set to true, broadcasts the DestroyEntity packet
+	void Destroy(bool a_ShouldBroadcast = true);
+
+	/// Makes this pawn take damage from an attack by a_Attacker. Damage values are calculated automatically and DoTakeDamage() called
+	void TakeDamage(cEntity & a_Attacker);
+	
+	/// Makes this entity take the specified damage. The final damage is calculated using current armor, then DoTakeDamage() called
+	void TakeDamage(eDamageType a_DamageType, cEntity * a_Attacker, int a_RawDamage, double a_KnockbackAmount);
+
+	/// Makes this entity take the specified damage. The values are packed into a TDI, knockback calculated, then sent through DoTakeDamage()
+	void TakeDamage(eDamageType a_DamageType, cEntity * a_Attacker, int a_RawDamage, int a_FinalDamage, double a_KnockbackAmount);
+	
+	float GetGravity(void) const { return m_Gravity; }
+	
+	void SetGravity(float a_Gravity) { m_Gravity = a_Gravity; }
+	
+	/// Sets the rotation to match the speed vector (entity goes "face-forward")
+	void SetRotationFromSpeed(void);
+	
+	/// Sets the pitch to match the speed vector (entity gies "face-forward")
+	void SetPitchFromSpeed(void);
+	
+	// tolua_end
+	
+	/// Makes this entity take damage specified in the a_TDI. The TDI is sent through plugins first, then applied
+	virtual void DoTakeDamage(TakeDamageInfo & a_TDI);
+	
+	// tolua_begin
+
+	/// Returns the hitpoints that this pawn can deal to a_Receiver using its equipped items
+	virtual int GetRawDamageAgainst(const cEntity & a_Receiver);
+	
+	/// Returns the hitpoints out of a_RawDamage that the currently equipped armor would cover
+	virtual int GetArmorCoverAgainst(const cEntity * a_Attacker, eDamageType a_DamageType, int a_RawDamage);
+	
+	/// Returns the knockback amount that the currently equipped items would cause to a_Receiver on a hit
+	virtual double GetKnockbackAmountAgainst(const cEntity & a_Receiver);
+	
+	/// Returns the curently equipped weapon; empty item if none
+	virtual cItem GetEquippedWeapon(void) const { return cItem(); }
+	
+	/// Returns the currently equipped helmet; empty item if none
+	virtual cItem GetEquippedHelmet(void) const { return cItem(); }
+	
+	/// Returns the currently equipped chestplate; empty item if none
+	virtual cItem GetEquippedChestplate(void) const { return cItem(); }
+
+	/// Returns the currently equipped leggings; empty item if none
+	virtual cItem GetEquippedLeggings(void) const { return cItem(); }
+	
+	/// Returns the currently equipped boots; empty item if none
+	virtual cItem GetEquippedBoots(void) const { return cItem(); }
+
+	/// Called when the health drops below zero. a_Killer may be NULL (environmental damage)
+	virtual void KilledBy(cEntity * a_Killer);
+
+	/// Heals the specified amount of HPs
+	void Heal(int a_HitPoints);
+	
+	/// Returns the health of this entity
+	int GetHealth(void) const { return m_Health; }
+	
+	/// Sets the health of this entity; doesn't broadcast any hurt animation
+	void SetHealth(int a_Health);
+	
+	// tolua_end
+
+	virtual void Tick(float a_Dt, cChunk & a_Chunk);
+	
+	/// Handles the physics of the entity - updates position based on speed, updates speed based on environment
+	virtual void HandlePhysics(float a_Dt, cChunk & a_Chunk);
+	
+	/// Updates the state related to this entity being on fire
+	virtual void TickBurning(cChunk & a_Chunk);
+	
+	/// Handles when the entity is in the void
+	virtual void TickInVoid(cChunk & a_Chunk);
+
+	/// Called when the entity starts burning
+	virtual void OnStartedBurning(void);
+	
+	/// Called when the entity finishes burning
+	virtual void OnFinishedBurning(void);
+	
+	// tolua_begin
+	
+	/// Sets the maximum value for the health
+	void SetMaxHealth(int a_MaxHealth);
+
+	int GetMaxHealth(void) const { return m_MaxHealth; }
+	
+	/// Puts the entity on fire for the specified amount of ticks
+	void StartBurning(int a_TicksLeftBurning);
+	
+	/// Stops the entity from burning, resets all burning timers
+	void StopBurning(void);
+	
+	// tolua_end
+
+	/** Descendants override this function to send a command to the specified client to spawn the entity on the client.
+	To spawn on all eligible clients, use cChunkMap::BroadcastSpawnEntity()
+	*/
+	virtual void SpawnOn(cClientHandle & a_Client) = 0;
+
+	// tolua_begin
+	
+	/// Teleports to the entity specified
+	virtual void TeleportToEntity(cEntity & a_Entity);
+	
+	/// Teleports to the coordinates specified
+	virtual void TeleportToCoords(double a_PosX, double a_PosY, double a_PosZ);
+	
+	// tolua_end
+	
+	/// Updates clients of changes in the entity.
+	virtual void BroadcastMovementUpdate(const cClientHandle * a_Exclude = NULL);
+	
+	/// Attaches to the specified entity; detaches from any previous one first
+	void AttachTo(cEntity * a_AttachTo);
+	
+	/// Detaches from the currently attached entity, if any
+	void Detach(void);
+	
+	/// Makes sure head yaw is not over the specified range.
+	void WrapHeadYaw();
+
+	/// Makes sure rotation is not over the specified range.
+	void WrapRotation();
+
+	/// Makes speed is not over 20. Max speed is 20 blocks / second
+	void WrapSpeed();
+	
+	// tolua_begin
+	
+	// COMMON metadata flags; descendants may override the defaults:
+	virtual bool IsOnFire   (void) const {return (m_TicksLeftBurning > 0); }
+	virtual bool IsCrouched (void) const {return false; }
+	virtual bool IsRiding   (void) const {return false; }
+	virtual bool IsSprinting(void) const {return false; }
+	virtual bool IsRclking  (void) const {return false; }
+	virtual bool IsInvisible(void) const {return false; }
+	
+	// tolua_end
+	
+	/// Called when the specified player right-clicks this entity
+	virtual void OnRightClicked(cPlayer & a_Player) {};
+
+	/// Returns the list of drops for this pawn when it is killed. May check a_Killer for special handling (sword of looting etc.). Called from KilledBy().
+	virtual void GetDrops(cItems & a_Drops, cEntity * a_Killer = NULL) {}
+
+protected:
+	static cCriticalSection m_CSCount;
+	static int m_EntityCount;
+	
+	int m_UniqueID;
+	
+	int m_Health;
+	int m_MaxHealth;
+	
+	/// The entity to which this entity is attached (vehicle), NULL if none
+	cEntity * m_AttachedTo;
+	
+	/// The entity which is attached to this entity (rider), NULL if none
+	cEntity * m_Attachee;
+
+	cReferenceManager* m_Referencers;
+	cReferenceManager* m_References;
+
+	// Flags that signal that we haven't updated the clients with the latest.
+	bool     m_bDirtyHead;
+	bool     m_bDirtyOrientation;
+	bool     m_bDirtyPosition;
+	bool     m_bDirtySpeed;
+
+	bool     m_bOnGround;
+	float    m_Gravity;
+	
+	// Last Position.
+	double m_LastPosX, m_LastPosY, m_LastPosZ;
+
+	// This variables keep track of the last time a packet was sent
+	Int64 m_TimeLastTeleportPacket,m_TimeLastMoveReltPacket,m_TimeLastSpeedPacket;  // In ticks
+
+	bool m_IsInitialized;  // Is set to true when it's initialized, until it's destroyed (Initialize() till Destroy() )
+
+	eEntityType m_EntityType;
+	
+	cWorld * m_World;
+	
+	/// Time, in ticks, since the last damage dealt by being on fire. Valid only if on fire (IsOnFire())
+	int m_TicksSinceLastBurnDamage;
+	
+	/// Time, in ticks, since the last damage dealt by standing in lava. Reset to zero when moving out of lava.
+	int m_TicksSinceLastLavaDamage;
+	
+	/// Time, in ticks, since the last damage dealt by standing in fire. Reset to zero when moving out of fire.
+	int m_TicksSinceLastFireDamage;
+	
+	/// Time, in ticks, until the entity extinguishes its fire
+	int m_TicksLeftBurning;
+	
+	/// Time, in ticks, since the last damage dealt by the void. Reset to zero when moving out of the void.
+	int m_TicksSinceLastVoidDamage;
+
+	virtual void Destroyed(void) {} // Called after the entity has been destroyed
+
+	void SetWorld(cWorld * a_World) { m_World = a_World; }
+	
+	friend class cReferenceManager;
+	void AddReference( cEntity*& a_EntityPtr );
+	void ReferencedBy( cEntity*& a_EntityPtr );
+	void Dereference( cEntity*& a_EntityPtr );
+	
+private:
+	// Measured in degrees (MAX 360°)
+	double   m_HeadYaw;
+	// Measured in meter/second (m/s)
+	Vector3d m_Speed;
+	// Measured in degrees (MAX 360°)
+	Vector3d m_Rot;
+	
+	/// Position of the entity's XZ center and Y bottom
+	Vector3d m_Pos;
+	
+	// Measured in meter / second
+	Vector3d m_WaterSpeed;
+	
+	// Measured in Kilograms (Kg)
+	double m_Mass;
+	
+	/// Width of the entity, in the XZ plane. Since entities are represented as cylinders, this is more of a diameter.
+	double m_Width;
+	
+	/// Height of the entity (Y axis)
+	double m_Height;
+} ;  // tolua_export
+
+typedef std::list<cEntity *> cEntityList;
+
+
+
+
diff --git a/src/Entities/FallingBlock.cpp b/src/Entities/FallingBlock.cpp
new file mode 100644
index 000000000..9fcd9ac80
--- /dev/null
+++ b/src/Entities/FallingBlock.cpp
@@ -0,0 +1,93 @@
+#include "Globals.h"
+
+#include "FallingBlock.h"
+#include "../World.h"
+#include "../ClientHandle.h"
+#include "../Simulator/SandSimulator.h"
+#include "../Chunk.h"
+
+
+
+
+
+cFallingBlock::cFallingBlock(const Vector3i & a_BlockPosition, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) :
+	super(etFallingBlock, a_BlockPosition.x + 0.5f, a_BlockPosition.y + 0.5f, a_BlockPosition.z + 0.5f, 0.98, 0.98),
+	m_BlockType(a_BlockType),
+	m_BlockMeta(a_BlockMeta),
+	m_OriginalPosition(a_BlockPosition)
+{
+}
+
+
+
+
+
+void cFallingBlock::SpawnOn(cClientHandle & a_ClientHandle)
+{
+	a_ClientHandle.SendSpawnFallingBlock(*this);
+}
+
+
+
+
+
+void cFallingBlock::Tick(float a_Dt, cChunk & a_Chunk)
+{
+	float MilliDt = a_Dt * 0.001f;
+	AddSpeedY(MilliDt * -9.8f);
+	AddPosY(GetSpeedY() * MilliDt);
+
+	// GetWorld()->BroadcastTeleportEntity(*this);  // Test position
+	
+	int BlockX = m_OriginalPosition.x;
+	int BlockY = (int)(GetPosY() - 0.5);
+	int BlockZ = m_OriginalPosition.z;
+	
+	if (BlockY < 0)
+	{
+		// Fallen out of this world, just continue falling until out of sight, then destroy:
+		if (BlockY < 100)
+		{
+			Destroy(true);
+		}
+		return;
+	}
+	
+	if (BlockY >= cChunkDef::Height)
+	{
+		// Above the world, just wait for it to fall back down
+		return;
+	}
+	
+	int idx = a_Chunk.MakeIndexNoCheck(BlockX - a_Chunk.GetPosX() * cChunkDef::Width, BlockY, BlockZ - a_Chunk.GetPosZ() * cChunkDef::Width);
+	BLOCKTYPE BlockBelow = a_Chunk.GetBlock(idx);
+	NIBBLETYPE BelowMeta = a_Chunk.GetMeta(idx);
+	if (cSandSimulator::DoesBreakFallingThrough(BlockBelow, BelowMeta))
+	{
+		// Fallen onto a block that breaks this into pickups (e. g. half-slab)
+		// Must finish the fall with coords one below the block:
+		cSandSimulator::FinishFalling(m_World, BlockX, BlockY, BlockZ, m_BlockType, m_BlockMeta);
+		Destroy(true);
+		return;
+	}
+	else if (!cSandSimulator::CanContinueFallThrough(BlockBelow))
+	{
+		// Fallen onto a solid block
+		/*
+		LOGD(
+			"Sand: Checked below at {%d, %d, %d} (rel {%d, %d, %d}), it's %s, finishing the fall.",
+			BlockX, BlockY, BlockZ,
+			BlockX - a_Chunk.GetPosX() * cChunkDef::Width, BlockY, BlockZ - a_Chunk.GetPosZ() * cChunkDef::Width,
+			ItemTypeToString(BlockBelow).c_str()
+		);
+		*/
+
+		cSandSimulator::FinishFalling(m_World, BlockX, BlockY + 1, BlockZ, m_BlockType, m_BlockMeta);
+		Destroy(true);
+		return;
+	}
+}
+
+
+
+
diff --git a/src/Entities/FallingBlock.h b/src/Entities/FallingBlock.h
new file mode 100644
index 000000000..5ba9909bb
--- /dev/null
+++ b/src/Entities/FallingBlock.h
@@ -0,0 +1,43 @@
+
+#pragma once
+
+#include "Entity.h"
+
+
+
+
+class cPlayer;
+class cItem;
+
+
+
+
+
+
+class cFallingBlock :
+	public cEntity
+{
+	typedef cEntity super;
+	
+public:
+	CLASS_PROTODEF(cFallingBlock);
+
+	/// Creates a new falling block. a_BlockPosition is expected in world coords
+	cFallingBlock(const Vector3i & a_BlockPosition, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta);
+
+	BLOCKTYPE  GetBlockType(void) const { return m_BlockType; }
+	NIBBLETYPE GetBlockMeta(void) const { return m_BlockMeta; }
+	
+	// cEntity overrides:
+	virtual void SpawnOn(cClientHandle & a_ClientHandle) override;
+	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
+	
+private:
+	BLOCKTYPE  m_BlockType;
+	NIBBLETYPE m_BlockMeta;
+	Vector3i   m_OriginalPosition;  // Position where the falling block has started, in world coords
+} ;
+
+
+
+
diff --git a/src/Entities/Minecart.cpp b/src/Entities/Minecart.cpp
new file mode 100644
index 000000000..f75e23d8b
--- /dev/null
+++ b/src/Entities/Minecart.cpp
@@ -0,0 +1,541 @@
+
+// Minecart.cpp
+
+// Implements the cMinecart class representing a minecart in the world
+// Indiana Jones!
+
+#include "Globals.h"
+#include "Minecart.h"
+#include "../World.h"
+#include "../ClientHandle.h"
+#include "../Chunk.h"
+#include "Player.h"
+
+
+
+
+
+cMinecart::cMinecart(ePayload a_Payload, double a_X, double a_Y, double a_Z) :
+	super(etMinecart, a_X, a_Y, a_Z, 0.98, 0.7),
+	m_Payload(a_Payload),
+	m_LastDamage(0)
+{
+	SetMass(20.f);
+	SetMaxHealth(6);
+	SetHealth(6);
+}
+
+
+
+
+void cMinecart::SpawnOn(cClientHandle & a_ClientHandle)
+{
+	char SubType = 0;
+	switch (m_Payload)
+	{
+		case mpNone:    SubType = 0; break;
+		case mpChest:   SubType = 1; break;
+		case mpFurnace: SubType = 2; break;
+		case mpTNT:     SubType = 3; break;
+		case mpHopper:  SubType = 5; break;
+		default:
+		{
+			ASSERT(!"Unknown payload, cannot spawn on client");
+			return;
+		}
+	}
+	a_ClientHandle.SendSpawnVehicle(*this, 10, SubType); // 10 = Minecarts, SubType = What type of Minecart
+}
+
+
+
+
+
+void cMinecart::HandlePhysics(float a_Dt, cChunk & a_Chunk)
+{
+	int PosY = (int)floor(GetPosY());
+	if ((PosY <= 0) || (PosY >= cChunkDef::Height))
+	{
+		// Outside the world, just process normal falling physics
+		super::HandlePhysics(a_Dt, a_Chunk);
+		BroadcastMovementUpdate();
+		return;
+	}
+	
+	int RelPosX = (int)floor(GetPosX()) - a_Chunk.GetPosX() * cChunkDef::Width;
+	int RelPosZ = (int)floor(GetPosZ()) - a_Chunk.GetPosZ() * cChunkDef::Width;
+	cChunk * Chunk = a_Chunk.GetRelNeighborChunkAdjustCoords(RelPosX, RelPosZ);
+	if (Chunk == NULL)
+	{
+		// Inside an unloaded chunk, bail out all processing
+		return;
+	}
+	BLOCKTYPE BelowType = Chunk->GetBlock(RelPosX, PosY - 1, RelPosZ);
+	BLOCKTYPE InsideType = Chunk->GetBlock(RelPosX, PosY, RelPosZ);
+
+	if (IsBlockRail(BelowType))
+	{
+		HandleRailPhysics(a_Dt, *Chunk);
+	}
+	else
+	{
+		if (IsBlockRail(InsideType))
+		{
+			SetPosY(PosY + 1);
+			HandleRailPhysics(a_Dt, *Chunk);
+		}
+		else
+		{
+			super::HandlePhysics(a_Dt, *Chunk);
+			BroadcastMovementUpdate();
+		}
+	}
+}
+
+
+
+
+
+static const double MAX_SPEED = 8;
+static const double MAX_SPEED_NEGATIVE = (0 - MAX_SPEED);
+
+void cMinecart::HandleRailPhysics(float a_Dt, cChunk & a_Chunk)
+{
+	
+	super::HandlePhysics(a_Dt, a_Chunk); // Main physics handling
+
+	/*
+	NOTE: Please bear in mind that taking away from negatives make them even more negative,
+	adding to negatives make them positive, etc.
+	*/
+	
+	// Get block meta below the cart
+	int RelPosX = (int)floor(GetPosX()) - a_Chunk.GetPosX() * cChunkDef::Width;
+	int RelPosZ = (int)floor(GetPosZ()) - a_Chunk.GetPosZ() * cChunkDef::Width;
+	NIBBLETYPE BelowMeta = a_Chunk.GetMeta(RelPosX, (int)floor(GetPosY() - 1), RelPosZ);
+	double SpeedX = GetSpeedX(), SpeedY = GetSpeedY(), SpeedZ = GetSpeedZ(); // Get current speed
+	
+	switch (BelowMeta)
+	{
+		case E_META_RAIL_ZM_ZP: // NORTHSOUTH
+		{
+			SetRotation(270);
+			SpeedY = 0; // Don't move vertically as on ground
+			SpeedX = 0; // Correct diagonal movement from curved rails
+			
+			if (SpeedZ != 0) // Don't do anything if cart is stationary
+			{
+				if (SpeedZ > 0)
+				{
+					// Going SOUTH, slow down
+					SpeedZ = SpeedZ - 0.1;
+				}
+				else
+				{
+					// Going NORTH, slow down
+					SpeedZ = SpeedZ + 0.1;
+				}
+			}
+			break;
+		}
+
+		case E_META_RAIL_XM_XP: // EASTWEST
+		{
+			SetRotation(180);
+			SpeedY = 0;
+			SpeedZ = 0;
+
+			if (SpeedX != 0)
+			{
+				if (SpeedX > 0)
+				{
+					SpeedX = SpeedX - 0.1;
+				}
+				else
+				{
+					SpeedX = SpeedX + 0.1;
+				}
+			}
+			break;
+		}
+
+		case E_META_RAIL_ASCEND_ZM: // ASCEND NORTH
+		{
+			SetRotation(270);
+			SetPosY(floor(GetPosY()) + 0.2); // It seems it doesn't work without levitation :/
+			SpeedX = 0;
+
+			if (SpeedZ >= 0)
+			{
+				// SpeedZ POSITIVE, going SOUTH
+				if (SpeedZ <= MAX_SPEED) // Speed limit
+				{
+					SpeedZ = SpeedZ + 0.5; // Speed up
+					SpeedY = (0 - SpeedZ); // Downward movement is negative (0 minus positive numbers is negative)
+				}
+				else
+				{
+					SpeedZ = MAX_SPEED; // Enforce speed limit
+					SpeedY = (0 - SpeedZ);
+				}
+			}
+			else
+			{
+				// SpeedZ NEGATIVE, going NORTH
+				SpeedZ = SpeedZ + 0.4; // Slow down
+				SpeedY = (0 - SpeedZ); // Upward movement is positive (0 minus negative number is positive number)
+			}
+			break;
+		}
+
+		case E_META_RAIL_ASCEND_ZP: // ASCEND SOUTH
+		{
+			SetRotation(270);
+			SetPosY(floor(GetPosY()) + 0.2);
+			SpeedX = 0;
+
+			if (SpeedZ > 0)
+			{
+				// SpeedZ POSITIVE, going SOUTH
+				SpeedZ = SpeedZ - 0.4; // Slow down
+				SpeedY = SpeedZ; // Upward movement positive
+			}
+			else
+			{
+				if (SpeedZ >= MAX_SPEED_NEGATIVE) // Speed limit
+				{
+					// SpeedZ NEGATIVE, going NORTH
+					SpeedZ = SpeedZ - 0.5; // Speed up
+					SpeedY = SpeedZ; // Downward movement negative
+				}
+				else
+				{
+					SpeedZ = MAX_SPEED_NEGATIVE; // Enforce speed limit
+					SpeedY = SpeedZ;
+				}
+			}
+			break;
+		}
+
+		case E_META_RAIL_ASCEND_XM: // ASCEND EAST
+		{
+			SetRotation(180);
+			SetPosY(floor(GetPosY()) + 0.2);
+			SpeedZ = 0;
+
+			if (SpeedX >= 0)
+			{
+				if (SpeedX <= MAX_SPEED)
+				{
+					SpeedX = SpeedX + 0.5;
+					SpeedY = (0 - SpeedX);
+				}
+				else
+				{
+					SpeedX = MAX_SPEED;
+					SpeedY = (0 - SpeedX);
+				}
+			}
+			else
+			{
+				SpeedX = SpeedX + 0.4;
+				SpeedY = (0 - SpeedX);
+			}
+			break;
+		}
+
+		case E_META_RAIL_ASCEND_XP: // ASCEND WEST
+		{
+			SetRotation(180);
+			SetPosY(floor(GetPosY()) + 0.2);
+			SpeedZ = 0;
+
+			if (SpeedX > 0)
+			{
+				SpeedX = SpeedX - 0.4;
+				SpeedY = SpeedX;
+			}
+			else
+			{
+				if (SpeedX >= MAX_SPEED_NEGATIVE)
+				{
+					SpeedX = SpeedX - 0.5;
+					SpeedY = SpeedX;
+				}
+				else
+				{
+					SpeedX = MAX_SPEED_NEGATIVE;
+					SpeedY = SpeedX;
+				}
+			}
+			break;
+		}
+
+		case E_META_RAIL_CURVED_ZM_XM: // Ends pointing NORTH and WEST
+		{
+			SetRotation(315); // Set correct rotation server side
+			SetPosY(floor(GetPosY()) + 0.2); // Levitate dat cart
+
+			if (SpeedZ > 0) // Cart moving south
+			{
+				SpeedX = (0 - SpeedZ); // Diagonally move southwest (which will make cart hit a southwest rail)
+			}
+			else if (SpeedX > 0) // Cart moving east
+			{
+				SpeedZ = (0 - SpeedX); // Diagonally move northeast
+			}
+			break;
+		}
+
+		case E_META_RAIL_CURVED_ZM_XP: // Curved NORTH EAST
+		{
+			SetRotation(225);
+			SetPosY(floor(GetPosY()) + 0.2);
+
+			if (SpeedZ > 0)
+			{
+				SpeedX = SpeedZ;
+			}
+			else if (SpeedX < 0)
+			{
+				SpeedZ = SpeedX;
+			}
+			break;
+		}
+
+		case E_META_RAIL_CURVED_ZP_XM: // Curved SOUTH WEST
+		{
+			SetRotation(135);
+			SetPosY(floor(GetPosY()) + 0.2);
+
+			if (SpeedZ < 0)
+			{
+				SpeedX = SpeedZ;
+			}
+			else if (SpeedX > 0)
+			{
+				SpeedZ = SpeedX;
+			}
+			break;
+		}
+
+		case E_META_RAIL_CURVED_ZP_XP: // Curved SOUTH EAST
+		{
+			SetRotation(45);
+			SetPosY(floor(GetPosY()) + 0.2);
+
+			if (SpeedZ < 0)
+			{
+				SpeedX = (0 - SpeedZ);
+			}
+			else if (SpeedX < 0)
+			{
+				SpeedZ = (0 - SpeedX);
+			}
+			break;
+		}
+
+		default:
+		{
+			ASSERT(!"Unhandled rail meta!"); // Dun dun DUN!
+			break;
+		}
+	}
+
+	// Set speed to speed variables
+	SetSpeedX(SpeedX);
+	SetSpeedY(SpeedY);
+	SetSpeedZ(SpeedZ);
+
+
+	// Broadcast position to client
+	BroadcastMovementUpdate();
+}
+
+
+
+
+
+void cMinecart::DoTakeDamage(TakeDamageInfo & TDI)
+{
+	m_LastDamage = TDI.FinalDamage;
+	super::DoTakeDamage(TDI);
+
+	m_World->BroadcastEntityMetadata(*this);
+
+	if (GetHealth() <= 0)
+	{
+		Destroy(true);
+		
+		cItems Drops;
+		switch (m_Payload)
+		{
+			case mpNone:
+			{
+				Drops.push_back(cItem(E_ITEM_MINECART, 1, 0));
+				break;
+			}
+			case mpChest:
+			{
+				Drops.push_back(cItem(E_ITEM_CHEST_MINECART, 1, 0));
+				break;
+			}
+			case mpFurnace:
+			{
+				Drops.push_back(cItem(E_ITEM_FURNACE_MINECART, 1, 0));
+				break;
+			}
+			case mpTNT:
+			{
+				Drops.push_back(cItem(E_ITEM_MINECART_WITH_TNT, 1, 0));
+				break;
+			}
+			case mpHopper:
+			{
+				Drops.push_back(cItem(E_ITEM_MINECART_WITH_HOPPER, 1, 0));
+				break;
+			}
+			default:
+			{
+				ASSERT(!"Unhandled minecart type when spawning pickup!");
+				return;
+			}
+		}
+		
+		m_World->SpawnItemPickups(Drops, GetPosX(), GetPosY(), GetPosZ());
+	}
+}
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cEmptyMinecart:
+
+cEmptyMinecart::cEmptyMinecart(double a_X, double a_Y, double a_Z) :
+	super(mpNone, a_X, a_Y, a_Z)
+{
+}
+
+
+
+
+
+void cEmptyMinecart::OnRightClicked(cPlayer & a_Player)
+{
+	if (m_Attachee != NULL)
+	{
+		if (m_Attachee->GetUniqueID() == a_Player.GetUniqueID())
+		{
+			// This player is already sitting in, they want out.
+			a_Player.Detach();
+			return;
+		}
+		
+		if (m_Attachee->IsPlayer())
+		{
+			// Another player is already sitting in here, cannot attach
+			return;
+		}
+		
+		// Detach whatever is sitting in this minecart now:
+		m_Attachee->Detach();
+	}
+	
+	// Attach the player to this minecart
+	a_Player.AttachTo(this);
+}
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cMinecartWithChest:
+
+cMinecartWithChest::cMinecartWithChest(double a_X, double a_Y, double a_Z) :
+	super(mpChest, a_X, a_Y, a_Z)
+{
+}
+
+
+
+
+
+void cMinecartWithChest::SetSlot(int a_Idx, const cItem & a_Item)
+{
+	ASSERT((a_Idx >= 0) && (a_Idx < ARRAYCOUNT(m_Items)));
+	
+	m_Items[a_Idx] = a_Item;
+}
+
+
+
+
+
+void cMinecartWithChest::OnRightClicked(cPlayer & a_Player)
+{
+	// Show the chest UI window to the player
+	// TODO
+}
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cMinecartWithFurnace:
+
+cMinecartWithFurnace::cMinecartWithFurnace(double a_X, double a_Y, double a_Z) :
+	super(mpFurnace, a_X, a_Y, a_Z),
+	m_IsFueled(false)
+{
+}
+
+
+
+
+
+void cMinecartWithFurnace::OnRightClicked(cPlayer & a_Player)
+{
+	if (a_Player.GetEquippedItem().m_ItemType == E_ITEM_COAL)
+	{
+		if (!a_Player.IsGameModeCreative())
+		{
+			a_Player.GetInventory().RemoveOneEquippedItem();
+		}
+
+		m_IsFueled = true;
+		m_World->BroadcastEntityMetadata(*this);
+	}
+}
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cMinecartWithTNT:
+
+cMinecartWithTNT::cMinecartWithTNT(double a_X, double a_Y, double a_Z) :
+	super(mpTNT, a_X, a_Y, a_Z)
+{
+}
+
+// TODO: Make it activate when passing over activator rail
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cMinecartWithHopper:
+
+cMinecartWithHopper::cMinecartWithHopper(double a_X, double a_Y, double a_Z) :
+	super(mpHopper, a_X, a_Y, a_Z)
+{
+}
+
+// TODO: Make it suck up blocks and travel further than any other cart and physics and put and take blocks
+// AND AVARYTHING!!
\ No newline at end of file
diff --git a/src/Entities/Minecart.h b/src/Entities/Minecart.h
new file mode 100644
index 000000000..b1b48be4e
--- /dev/null
+++ b/src/Entities/Minecart.h
@@ -0,0 +1,169 @@
+
+// Minecart.h
+
+// Declares the cMinecart class representing a minecart in the world
+
+
+
+
+
+#pragma once
+
+#include "Entity.h"
+
+
+
+
+
+inline bool IsBlockRail(BLOCKTYPE a_BlockType)
+	{
+		return (
+			(a_BlockType == E_BLOCK_RAIL) ||
+			(a_BlockType == E_BLOCK_ACTIVATOR_RAIL) ||
+			(a_BlockType == E_BLOCK_DETECTOR_RAIL) ||
+			(a_BlockType == E_BLOCK_POWERED_RAIL)
+			) ;
+	}
+
+
+
+
+
+class cMinecart :
+	public cEntity
+{
+	typedef cEntity super;
+	
+public:
+	CLASS_PROTODEF(cMinecart);
+	
+	enum ePayload
+	{
+		mpNone,     // Empty minecart, ridable by player or mobs
+		mpChest,    // Minecart-with-chest, can store a grid of 3*8 items
+		mpFurnace,  // Minecart-with-furnace, can be powered
+		mpTNT,      // Minecart-with-TNT, can be blown up with activator rail
+		mpHopper,   // Minecart-with-hopper, can be hopper
+		// TODO: Spawner minecarts, (and possibly any block in a minecart with NBT editing)
+	} ;
+	
+	// cEntity overrides:
+	virtual void SpawnOn(cClientHandle & a_ClientHandle) override;
+	virtual void HandlePhysics(float a_Dt, cChunk & a_Chunk) override;
+	virtual void DoTakeDamage(TakeDamageInfo & TDI) override;
+	
+	int LastDamage(void) const { return m_LastDamage; }
+	void HandleRailPhysics(float a_Dt, cChunk & a_Chunk);
+	ePayload GetPayload(void) const { return m_Payload; }
+	
+protected:
+	ePayload m_Payload;
+	
+	cMinecart(ePayload a_Payload, double a_X, double a_Y, double a_Z);
+
+	int m_LastDamage;
+
+} ;
+
+
+
+
+
+class cEmptyMinecart :
+	public cMinecart
+{
+	typedef cMinecart super;
+	
+public:
+	CLASS_PROTODEF(cEmptyMinecart);
+	
+	cEmptyMinecart(double a_X, double a_Y, double a_Z);
+
+	// cEntity overrides:
+	virtual void OnRightClicked(cPlayer & a_Player) override;
+} ;
+
+
+
+
+
+class cMinecartWithChest :
+	public cMinecart
+{
+	typedef cMinecart super;
+	
+public:
+	CLASS_PROTODEF(cMinecartWithChest);
+	
+	/// Number of item slots in the chest
+	static const int NumSlots = 9 * 3;
+	
+	cMinecartWithChest(double a_X, double a_Y, double a_Z);
+	
+	const cItem & GetSlot(int a_Idx) const { return m_Items[a_Idx]; }
+	cItem &       GetSlot(int a_Idx)       { return m_Items[a_Idx]; }
+	
+	void SetSlot(int a_Idx, const cItem & a_Item);
+
+protected:
+
+	/// The chest contents:
+	cItem m_Items[NumSlots];
+	
+	// cEntity overrides:
+	virtual void OnRightClicked(cPlayer & a_Player) override;
+} ;
+
+
+
+
+
+class cMinecartWithFurnace :
+	public cMinecart
+{
+	typedef cMinecart super;
+	
+public:
+	CLASS_PROTODEF(cMinecartWithFurnace);
+	
+	cMinecartWithFurnace(double a_X, double a_Y, double a_Z);
+	
+	// cEntity overrides:
+	virtual void OnRightClicked(cPlayer & a_Player) override;
+	bool IsFueled (void) const { return m_IsFueled; }
+
+private:
+
+	bool m_IsFueled;
+
+} ;
+
+
+
+
+
+class cMinecartWithTNT :
+	public cMinecart
+{
+	typedef cMinecart super;
+	
+public:
+	CLASS_PROTODEF(cMinecartWithTNT);
+	
+	cMinecartWithTNT(double a_X, double a_Y, double a_Z);
+} ;
+
+
+
+
+
+class cMinecartWithHopper :
+	public cMinecart
+{
+	typedef cMinecart super;
+	
+public:
+	CLASS_PROTODEF(cMinecartWithHopper);
+	
+	cMinecartWithHopper(double a_X, double a_Y, double a_Z);
+} ;
\ No newline at end of file
diff --git a/src/Entities/Pawn.cpp b/src/Entities/Pawn.cpp
new file mode 100644
index 000000000..fffefd538
--- /dev/null
+++ b/src/Entities/Pawn.cpp
@@ -0,0 +1,19 @@
+
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "Pawn.h"
+
+
+
+
+
+cPawn::cPawn(eEntityType a_EntityType, double a_Width, double a_Height)
+	: cEntity(a_EntityType, 0, 0, 0, a_Width, a_Height)
+	, m_bBurnable(true)
+{
+}
+
+
+
+
+
diff --git a/src/Entities/Pawn.h b/src/Entities/Pawn.h
new file mode 100644
index 000000000..e76337d86
--- /dev/null
+++ b/src/Entities/Pawn.h
@@ -0,0 +1,28 @@
+
+#pragma once
+
+#include "Entity.h"
+
+
+
+
+
+// tolua_begin
+class cPawn :
+	public cEntity
+{
+	// tolua_end
+	typedef cEntity super;
+	
+public:
+	CLASS_PROTODEF(cPawn);
+
+	cPawn(eEntityType a_EntityType, double a_Width, double a_Height);
+
+protected:
+	bool m_bBurnable;
+} ;  // tolua_export
+
+
+
+
diff --git a/src/Entities/Pickup.cpp b/src/Entities/Pickup.cpp
new file mode 100644
index 000000000..f8aae9703
--- /dev/null
+++ b/src/Entities/Pickup.cpp
@@ -0,0 +1,166 @@
+
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#ifndef _WIN32
+#include <cstdlib>
+#endif
+
+#include "Pickup.h"
+#include "../ClientHandle.h"
+#include "../Inventory.h"
+#include "../World.h"
+#include "../Simulator/FluidSimulator.h"
+#include "../Server.h"
+#include "Player.h"
+#include "../PluginManager.h"
+#include "../Item.h"
+#include "../Root.h"
+#include "../Chunk.h"
+
+#include "../Vector3d.h"
+#include "../Vector3f.h"
+
+
+
+
+
+cPickup::cPickup(double a_PosX, double a_PosY, double a_PosZ, const cItem & a_Item, bool IsPlayerCreated, float a_SpeedX /* = 0.f */, float a_SpeedY /* = 0.f */, float a_SpeedZ /* = 0.f */)
+	:	cEntity(etPickup, a_PosX, a_PosY, a_PosZ, 0.2, 0.2)
+	, m_Timer( 0.f )
+	, m_Item(a_Item)
+	, m_bCollected( false )
+	, m_bIsPlayerCreated( IsPlayerCreated )
+{
+	SetGravity(-10.5f);
+	SetMaxHealth(5);
+	SetHealth(5);
+	SetSpeed(a_SpeedX, a_SpeedY, a_SpeedZ);
+}
+
+
+
+
+
+void cPickup::SpawnOn(cClientHandle & a_Client)
+{
+	a_Client.SendPickupSpawn(*this);	
+}
+
+
+
+
+
+void cPickup::Tick(float a_Dt, cChunk & a_Chunk)
+{
+	super::Tick(a_Dt, a_Chunk);
+	BroadcastMovementUpdate(); //Notify clients of position
+
+	m_Timer += a_Dt;
+	
+	if (!m_bCollected)
+	{
+		int BlockY = (int) floor(GetPosY());
+		if ((BlockY >= 0) && (BlockY < cChunkDef::Height))  // Don't do anything except for falling when outside the world
+		{
+			int BlockX = (int) floor(GetPosX());
+			int BlockZ = (int) floor(GetPosZ());
+			// Position might have changed due to physics. So we have to make sure we have the correct chunk.
+			cChunk * CurrentChunk = a_Chunk.GetNeighborChunk(BlockX, BlockZ);
+			if (CurrentChunk != NULL)  // Make sure the chunk is loaded
+			{
+				int RelBlockX = BlockX - (CurrentChunk->GetPosX() * cChunkDef::Width);
+				int RelBlockZ = BlockZ - (CurrentChunk->GetPosZ() * cChunkDef::Width);
+				
+				// If the pickup is on the bottommost block position, make it think the void is made of air: (#131)
+				BLOCKTYPE BlockBelow = (BlockY > 0) ? CurrentChunk->GetBlock(RelBlockX, BlockY - 1, RelBlockZ) : E_BLOCK_AIR;
+				BLOCKTYPE BlockIn = CurrentChunk->GetBlock(RelBlockX, BlockY, RelBlockZ);
+
+				if (
+					IsBlockLava(BlockBelow) || (BlockBelow == E_BLOCK_FIRE) ||
+					IsBlockLava(BlockIn) || (BlockIn == E_BLOCK_FIRE)
+				)
+				{
+					m_bCollected = true;
+					m_Timer = 0;  // We have to reset the timer.
+					m_Timer += a_Dt;  // In case we have to destroy the pickup in the same tick.
+					if (m_Timer > 500.f)  
+					{
+						Destroy(true);
+						return;
+					}
+				}
+			}
+		}
+	}
+	else
+	{
+		if (m_Timer > 500.f)  // 0.5 second
+		{
+			Destroy(true);
+			return;
+		}
+	}
+
+	if (m_Timer > 1000 * 60 * 5)  // 5 minutes
+	{
+		Destroy(true);
+		return;
+	}
+
+	if (GetPosY() < -8) // Out of this world and no more visible!
+	{
+		Destroy(true);
+		return;
+	}
+}
+
+
+
+
+
+bool cPickup::CollectedBy(cPlayer * a_Dest)
+{
+	ASSERT(a_Dest != NULL);
+	
+	if (m_bCollected)
+	{
+		// LOG("Pickup %d cannot be collected by \"%s\", because it has already been collected.", m_UniqueID, a_Dest->GetName().c_str());
+		return false; // It's already collected!
+	}
+	
+	// Two seconds if player created the pickup (vomiting), half a second if anything else
+	if (m_Timer < (m_bIsPlayerCreated ? 2000.f : 500.f))
+	{
+		// LOG("Pickup %d cannot be collected by \"%s\", because it is not old enough.", m_UniqueID, a_Dest->GetName().c_str());
+		return false; // Not old enough
+	}
+
+	if (cRoot::Get()->GetPluginManager()->CallHookCollectingPickup(a_Dest, *this))
+	{
+		// LOG("Pickup %d cannot be collected by \"%s\", because a plugin has said no.", m_UniqueID, a_Dest->GetName().c_str());
+		return false;
+	}
+
+	int NumAdded = a_Dest->GetInventory().AddItem(m_Item);
+	if (NumAdded > 0)
+	{
+		m_Item.m_ItemCount -= NumAdded;
+		m_World->BroadcastCollectPickup(*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));
+		if (m_Item.m_ItemCount == 0)
+		{
+			// All of the pickup has been collected, schedule the pickup for destroying
+			m_bCollected = true;
+		}
+		m_Timer = 0;
+		return true;
+	}
+
+	// LOG("Pickup %d cannot be collected by \"%s\", because there's no space in the inventory.", a_Dest->GetName().c_str(), m_UniqueID);
+	return false;
+}
+
+
+
+
diff --git a/src/Entities/Pickup.h b/src/Entities/Pickup.h
new file mode 100644
index 000000000..d39eda298
--- /dev/null
+++ b/src/Entities/Pickup.h
@@ -0,0 +1,64 @@
+
+#pragma once
+
+#include "Entity.h"
+#include "../Item.h"
+
+
+
+
+
+class cPlayer;
+
+
+
+
+
+// tolua_begin
+class cPickup :
+	public cEntity
+{
+	// tolua_end
+	typedef cEntity super;
+	
+public:
+	CLASS_PROTODEF(cPickup);
+
+	cPickup(double a_PosX, double a_PosY, double a_PosZ, const cItem & a_Item, bool IsPlayerCreated, float a_SpeedX = 0.f, float a_SpeedY = 0.f, float a_SpeedZ = 0.f);	// tolua_export
+	
+	cItem &       GetItem(void)       {return m_Item; }								// tolua_export
+	const cItem & GetItem(void) const {return m_Item; }
+
+	virtual void SpawnOn(cClientHandle & a_ClientHandle) override;
+	
+	bool CollectedBy(cPlayer * a_Dest);					// tolua_export
+
+	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
+	
+	/// Returns the number of ticks that this entity has existed
+	int GetAge(void) const { return (int)(m_Timer / 50); }  // tolua_export
+	
+	/// Returns true if the pickup has already been collected
+	bool IsCollected(void) const { return m_bCollected; }  // tolua_export
+
+	/// Returns true if created by player (i.e. vomiting), used for determining picking-up delay time
+	bool IsPlayerCreated(void) const { return m_bIsPlayerCreated; } // tolua_export
+	
+private:
+	Vector3d   m_ResultingSpeed;	 //Can be used to modify the resulting speed for the current tick ;)
+
+	Vector3d   m_WaterSpeed;
+
+	/// The number of ticks that the entity has existed / timer between collect and destroy; in msec
+	float m_Timer;
+
+	cItem m_Item;
+
+	bool m_bCollected;
+
+	bool m_bIsPlayerCreated;
+};  // tolua_export
+
+
+
+
diff --git a/src/Entities/Player.cpp b/src/Entities/Player.cpp
new file mode 100644
index 000000000..098417dc5
--- /dev/null
+++ b/src/Entities/Player.cpp
@@ -0,0 +1,1715 @@
+
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "Player.h"
+#include "../Server.h"
+#include "../ClientHandle.h"
+#include "../UI/Window.h"
+#include "../UI/WindowOwner.h"
+#include "../World.h"
+#include "Pickup.h"
+#include "../PluginManager.h"
+#include "../BlockEntities/BlockEntity.h"
+#include "../GroupManager.h"
+#include "../Group.h"
+#include "../ChatColor.h"
+#include "../Item.h"
+#include "../Tracer.h"
+#include "../Root.h"
+#include "../OSSupport/Timer.h"
+#include "../MersenneTwister.h"
+#include "../Chunk.h"
+#include "../Items/ItemHandler.h"
+
+#include "../Vector3d.h"
+#include "../Vector3f.h"
+
+#include "../../iniFile/iniFile.h"
+#include <json/json.h>
+
+#define float2int(x) ((x)<0 ? ((int)(x))-1 : (int)(x))
+
+
+
+
+
+
+cPlayer::cPlayer(cClientHandle* a_Client, const AString & a_PlayerName)
+	: super(etPlayer, 0.6, 1.8)
+	, m_GameMode(eGameMode_NotSet)
+	, m_IP("")
+	, m_LastBlockActionTime( 0 )
+	, m_LastBlockActionCnt( 0 )
+	, m_AirLevel( MAX_AIR_LEVEL )
+	, m_AirTickTimer( DROWNING_TICKS )
+	, m_bVisible( true )
+	, m_LastGroundHeight( 0 )
+	, m_bTouchGround( false )
+	, m_Stance( 0.0 )
+	, m_Inventory(*this)
+	, m_CurrentWindow(NULL)
+	, m_InventoryWindow(NULL)
+	, m_TimeLastPickupCheck( 0.f )
+	, m_Color('-')
+	, m_ClientHandle( a_Client )
+	, m_FoodLevel(MAX_FOOD_LEVEL)
+	, m_FoodSaturationLevel(5)
+	, m_FoodTickTimer(0)
+	, m_FoodExhaustionLevel(0)
+	, m_FoodPoisonedTicksRemaining(0)
+	, m_NormalMaxSpeed(0.1)
+	, m_SprintingMaxSpeed(0.13)
+	, m_IsCrouched(false)
+	, m_IsSprinting(false)
+	, m_IsSwimming(false)
+	, m_IsSubmerged(false)
+	, m_EatingFinishTick(-1)
+	, m_IsChargingBow(false)
+	, m_BowCharge(0)
+	, m_XpTotal(0)
+{
+	LOGD("Created a player object for \"%s\" @ \"%s\" at %p, ID %d", 
+		a_PlayerName.c_str(), a_Client->GetIPString().c_str(),
+		this, GetUniqueID()
+	);
+	
+	m_InventoryWindow = new cInventoryWindow(*this);
+	m_CurrentWindow = m_InventoryWindow;
+	m_InventoryWindow->OpenedByPlayer(*this);
+
+	SetMaxHealth(MAX_HEALTH);
+	m_Health = MAX_HEALTH;
+	
+	cTimer t1;
+	m_LastPlayerListTime = t1.GetNowTime();
+
+	m_TimeLastTeleportPacket = 0;
+	m_TimeLastPickupCheck = 0;
+	
+	m_PlayerName = a_PlayerName;
+	m_bDirtyPosition = true; // So chunks are streamed to player at spawn
+
+	if (!LoadFromDisk())
+	{
+		m_Inventory.Clear();
+		SetPosX(cRoot::Get()->GetDefaultWorld()->GetSpawnX());
+		SetPosY(cRoot::Get()->GetDefaultWorld()->GetSpawnY());
+		SetPosZ(cRoot::Get()->GetDefaultWorld()->GetSpawnZ());
+		
+		LOGD("Player \"%s\" is connecting for the first time, spawning at default world spawn {%.2f, %.2f, %.2f}",
+			a_PlayerName.c_str(), GetPosX(), GetPosY(), GetPosZ()
+		);
+	}
+	m_LastJumpHeight = (float)(GetPosY());
+	m_LastGroundHeight = (float)(GetPosY());
+	m_Stance = GetPosY() + 1.62;
+	
+	cRoot::Get()->GetServer()->PlayerCreated(this);
+}
+
+
+
+
+
+cPlayer::~cPlayer(void)
+{
+	LOGD("Deleting cPlayer \"%s\" at %p, ID %d", m_PlayerName.c_str(), this, GetUniqueID());
+	
+	// Notify the server that the player is being destroyed
+	cRoot::Get()->GetServer()->PlayerDestroying(this);
+
+	SaveToDisk();
+
+	m_World->RemovePlayer( this );
+
+	m_ClientHandle = NULL;
+	
+	delete m_InventoryWindow;
+	
+	LOGD("Player %p deleted", this);
+}
+
+
+
+
+
+bool cPlayer::Initialize(cWorld * a_World)
+{
+	ASSERT(a_World != NULL);
+	
+	if (super::Initialize(a_World))
+	{
+		// Remove the client handle from the server, it will be ticked from this object from now on
+		if (m_ClientHandle != NULL)
+		{
+			cRoot::Get()->GetServer()->ClientMovedToWorld(m_ClientHandle);
+		}
+		
+		GetWorld()->AddPlayer(this);
+		return true;
+	}
+	return false;
+}
+
+
+
+
+
+void cPlayer::Destroyed()
+{
+	CloseWindow(false);
+	
+	m_ClientHandle = NULL;
+}
+
+
+
+
+
+void cPlayer::SpawnOn(cClientHandle & a_Client)
+{
+	if (!m_bVisible || (m_ClientHandle == (&a_Client)))
+	{
+		return;
+	}
+	a_Client.SendPlayerSpawn(*this);
+	a_Client.SendEntityHeadLook(*this);
+	a_Client.SendEntityEquipment(*this, 0, m_Inventory.GetEquippedItem() );
+	a_Client.SendEntityEquipment(*this, 1, m_Inventory.GetEquippedBoots() );
+	a_Client.SendEntityEquipment(*this, 2, m_Inventory.GetEquippedLeggings() );
+	a_Client.SendEntityEquipment(*this, 3, m_Inventory.GetEquippedChestplate() );
+	a_Client.SendEntityEquipment(*this, 4, m_Inventory.GetEquippedHelmet() );
+}
+
+
+
+
+
+void cPlayer::Tick(float a_Dt, cChunk & a_Chunk)
+{
+	if (m_ClientHandle != NULL)
+	{
+		if (m_ClientHandle->IsDestroyed())
+		{
+			// This should not happen, because destroying a client will remove it from the world, but just in case
+			m_ClientHandle = NULL;
+			return;
+		}
+		
+		if (!m_ClientHandle->IsPlaying())
+		{
+			// We're not yet in the game, ignore everything
+			return;
+		}
+	}
+	
+	if (!a_Chunk.IsValid())
+	{
+		// This may happen if the cPlayer is created before the chunks have the chance of being loaded / generated (#83)
+		return;
+	}
+	
+	super::Tick(a_Dt, a_Chunk);
+	
+	// Set player swimming state
+	SetSwimState(a_Chunk);
+
+	// Handle air drowning stuff
+	HandleAir();
+	
+	// Handle charging the bow:
+	if (m_IsChargingBow)
+	{
+		m_BowCharge += 1;
+	}
+
+	if (m_bDirtyPosition)
+	{
+		// Apply food exhaustion from movement:
+		ApplyFoodExhaustionFromMovement();
+		
+		cRoot::Get()->GetPluginManager()->CallHookPlayerMoving(*this);
+		BroadcastMovementUpdate(m_ClientHandle);
+		m_ClientHandle->StreamChunks();
+	}
+	else
+	{
+		BroadcastMovementUpdate(m_ClientHandle);
+	}
+
+	if (m_Health > 0)  // make sure player is alive
+	{
+		m_World->CollectPickupsByPlayer(this);
+
+		if ((m_EatingFinishTick >= 0) && (m_EatingFinishTick <= m_World->GetWorldAge()))
+		{
+			FinishEating();
+		}
+		
+		HandleFood();
+	}
+	
+	// Send Player List (Once per m_LastPlayerListTime/1000 ms)
+	cTimer t1;
+	if (m_LastPlayerListTime + cPlayer::PLAYER_LIST_TIME_MS <= t1.GetNowTime())
+	{
+		m_World->SendPlayerList(this);
+		m_LastPlayerListTime = t1.GetNowTime();
+	}
+}
+
+
+
+
+
+int cPlayer::CalcLevelFromXp(int a_XpTotal)
+{
+	//level 0 to 15
+	if(a_XpTotal <= XP_TO_LEVEL15)
+	{
+		return a_XpTotal / XP_PER_LEVEL_TO15;
+	}
+
+	//level 30+
+	if(a_XpTotal > XP_TO_LEVEL30)
+	{
+		return (int) (151.5 + sqrt( 22952.25 - (14 * (2220 - a_XpTotal)))) / 7;
+	}
+
+	//level 16 to 30
+	return (int) ( 29.5 + sqrt( 870.25 - (6 * ( 360 - a_XpTotal )))) / 3;
+}
+
+
+
+
+
+int cPlayer::XpForLevel(int a_Level)
+{
+	//level 0 to 15
+	if(a_Level <= 15)
+	{
+		return a_Level * XP_PER_LEVEL_TO15;
+	}
+
+	//level 30+
+	if(a_Level >= 31)
+	{
+		return (int) ( (3.5 * a_Level * a_Level) - (151.5 * a_Level) + 2220 );
+	}
+
+	//level 16 to 30
+	return (int) ( (1.5 * a_Level * a_Level) - (29.5 * a_Level) + 360 );
+}
+
+
+
+
+
+int cPlayer::XpGetLevel()
+{
+	return CalcLevelFromXp(m_XpTotal);
+}
+
+
+
+
+
+float cPlayer::XpGetPercentage()
+{
+	int currentLevel = CalcLevelFromXp(m_XpTotal);
+
+	return (float)m_XpTotal / (float)XpForLevel(1+currentLevel);
+}
+
+
+
+
+
+bool cPlayer::SetExperience(int a_XpTotal)
+{
+	if(!(a_XpTotal >= 0) || (a_XpTotal > (INT_MAX - m_XpTotal)))
+	{
+		LOGWARNING("Tried to update experiece with an invalid Xp value: %d", a_XpTotal);
+		return false; //oops, they gave us a dodgey number
+	}
+
+	m_XpTotal = a_XpTotal;
+
+	return true;
+}
+
+
+
+
+
+int cPlayer::AddExperience(int a_Xp_delta)
+{
+	if(a_Xp_delta < 0)
+	{
+		//value was negative, abort and report
+		LOGWARNING("Attempt was made to increment Xp by %d, must be positive",
+			a_Xp_delta);
+		return -1; //should we instead just return the current Xp?
+	}
+	
+	LOGD("Player \"%s\" earnt %d experience", m_PlayerName.c_str(), a_Xp_delta);
+
+	m_XpTotal += a_Xp_delta;
+
+	return m_XpTotal;
+}
+
+
+
+
+
+void cPlayer::StartChargingBow(void)
+{
+	LOGD("Player \"%s\" started charging their bow", m_PlayerName.c_str());
+	m_IsChargingBow = true;
+	m_BowCharge = 0;
+}
+
+
+
+
+
+int cPlayer::FinishChargingBow(void)
+{
+	LOGD("Player \"%s\" finished charging their bow at a charge of %d", m_PlayerName.c_str(), m_BowCharge);
+	int res = m_BowCharge;
+	m_IsChargingBow = false;
+	m_BowCharge = 0;
+	return res;
+}
+
+
+
+
+
+void cPlayer::CancelChargingBow(void)
+{
+	LOGD("Player \"%s\" cancelled charging their bow at a charge of %d", m_PlayerName.c_str(), m_BowCharge);
+	m_IsChargingBow = false;
+	m_BowCharge = 0;
+}
+
+
+
+
+
+void cPlayer::SetTouchGround(bool a_bTouchGround)
+{
+	m_bTouchGround = a_bTouchGround;
+
+	if (!m_bTouchGround)
+	{
+		if (GetPosY() > m_LastJumpHeight)
+		{
+			m_LastJumpHeight = (float)GetPosY();
+		}
+		cWorld * World = GetWorld();
+		if ((GetPosY() >= 0) && (GetPosY() < cChunkDef::Height))
+		{
+			BLOCKTYPE BlockType = World->GetBlock(float2int(GetPosX()), float2int(GetPosY()), float2int(GetPosZ()));
+			if (BlockType != E_BLOCK_AIR)
+			{
+				m_bTouchGround = true;
+			}
+			if (
+				(BlockType == E_BLOCK_WATER) ||
+				(BlockType == E_BLOCK_STATIONARY_WATER) ||
+				(BlockType == E_BLOCK_LADDER) ||
+				(BlockType == E_BLOCK_VINES)
+			)
+			{
+				m_LastGroundHeight = (float)GetPosY();
+			}
+		}
+	}
+	else
+	{
+		float Dist = (float)(m_LastGroundHeight - floor(GetPosY()));
+		int Damage = (int)(Dist - 3.f);
+		if (m_LastJumpHeight > m_LastGroundHeight) Damage++;
+		m_LastJumpHeight = (float)GetPosY();
+
+		if ((Damage > 0) && (!IsGameModeCreative()))
+		{
+			TakeDamage(dtFalling, NULL, Damage, Damage, 0);
+		}
+
+		m_LastGroundHeight = (float)GetPosY();
+	}
+}
+
+
+
+
+
+void cPlayer::Heal(int a_Health)
+{
+	super::Heal(a_Health);
+	SendHealth();
+}
+
+
+
+
+
+void cPlayer::SetFoodLevel(int a_FoodLevel)
+{
+	m_FoodLevel = std::max(0, std::min(a_FoodLevel, (int)MAX_FOOD_LEVEL));
+	SendHealth();
+}
+
+
+
+
+
+void cPlayer::SetFoodSaturationLevel(double a_FoodSaturationLevel)
+{
+	m_FoodSaturationLevel = std::max(0.0, std::min(a_FoodSaturationLevel, (double)m_FoodLevel));
+}
+
+
+
+
+
+void cPlayer::SetFoodTickTimer(int a_FoodTickTimer)
+{
+	m_FoodTickTimer = a_FoodTickTimer;
+}
+
+
+
+
+
+void cPlayer::SetFoodExhaustionLevel(double a_FoodExhaustionLevel)
+{
+	m_FoodExhaustionLevel = std::max(0.0, std::min(a_FoodExhaustionLevel, 4.0));
+}
+
+
+
+
+
+void cPlayer::SetFoodPoisonedTicksRemaining(int a_FoodPoisonedTicksRemaining)
+{
+	m_FoodPoisonedTicksRemaining = a_FoodPoisonedTicksRemaining;
+}
+
+
+
+
+
+bool cPlayer::Feed(int a_Food, double a_Saturation)
+{
+	if (m_FoodLevel >= MAX_FOOD_LEVEL)
+	{
+		return false;
+	}
+	
+	m_FoodLevel = std::min(a_Food + m_FoodLevel, (int)MAX_FOOD_LEVEL);
+	m_FoodSaturationLevel = std::min(m_FoodSaturationLevel + a_Saturation, (double)m_FoodLevel);
+	
+	SendHealth();
+	return true;
+}
+
+
+
+
+
+void cPlayer::FoodPoison(int a_NumTicks)
+{
+	bool HasBeenFoodPoisoned = (m_FoodPoisonedTicksRemaining > 0);
+	m_FoodPoisonedTicksRemaining = std::max(m_FoodPoisonedTicksRemaining, a_NumTicks);
+	if (!HasBeenFoodPoisoned)
+	{
+		// TODO: Send the poisoning indication to the client - how?
+		SendHealth();
+	}
+}
+
+
+
+
+
+void cPlayer::StartEating(void)
+{
+	// Set the timer:
+	m_EatingFinishTick = m_World->GetWorldAge() + EATING_TICKS;
+	
+	// Send the packets:
+	m_World->BroadcastPlayerAnimation(*this, 5);
+	m_World->BroadcastEntityMetadata(*this);
+}
+
+
+
+
+
+void cPlayer::FinishEating(void)
+{
+	// Reset the timer:
+	m_EatingFinishTick = -1;
+	
+	// Send the packets:
+	m_ClientHandle->SendEntityStatus(*this, ENTITY_STATUS_EATING_ACCEPTED);
+	m_World->BroadcastPlayerAnimation(*this, 0);
+	m_World->BroadcastEntityMetadata(*this);
+
+	// consume the item:
+	cItem Item(GetEquippedItem());
+	Item.m_ItemCount = 1;
+	cItemHandler * ItemHandler = cItemHandler::GetItemHandler(Item.m_ItemType);
+	if (!ItemHandler->EatItem(this, &Item))
+	{
+		return;
+	}
+	ItemHandler->OnFoodEaten(m_World, this, &Item);
+
+	GetInventory().RemoveOneEquippedItem();
+
+	//if the food is mushroom soup, return a bowl to the inventory
+	if( Item.m_ItemType == E_ITEM_MUSHROOM_SOUP ) {
+		cItem emptyBowl(E_ITEM_BOWL, 1, 0, "");
+		GetInventory().AddItem(emptyBowl, true, true);
+	}
+}
+
+
+
+
+
+void cPlayer::AbortEating(void)
+{
+	m_EatingFinishTick = -1;
+	m_World->BroadcastPlayerAnimation(*this, 0);
+	m_World->BroadcastEntityMetadata(*this);
+}
+
+
+
+
+
+void cPlayer::SendHealth(void)
+{
+	if (m_ClientHandle != NULL)
+	{
+		m_ClientHandle->SendHealth();
+	}
+}
+
+
+
+
+
+void cPlayer::ClearInventoryPaintSlots(void)
+{
+	// Clear the list of slots that are being inventory-painted. Used by cWindow only
+	m_InventoryPaintSlots.clear();
+}
+
+
+
+
+
+void cPlayer::AddInventoryPaintSlot(int a_SlotNum)
+{
+	// Add a slot to the list for inventory painting. Used by cWindow only
+	m_InventoryPaintSlots.push_back(a_SlotNum);
+}
+
+
+
+
+
+const cSlotNums & cPlayer::GetInventoryPaintSlots(void) const
+{
+	// Return the list of slots currently stored for inventory painting. Used by cWindow only
+	return m_InventoryPaintSlots;
+}
+
+
+
+
+
+double cPlayer::GetMaxSpeed(void) const
+{
+	return m_IsSprinting ? m_SprintingMaxSpeed : m_NormalMaxSpeed;
+}
+
+
+
+
+
+void cPlayer::SetNormalMaxSpeed(double a_Speed)
+{
+	m_NormalMaxSpeed = a_Speed;
+	if (!m_IsSprinting)
+	{
+		m_ClientHandle->SendPlayerMaxSpeed();
+	}
+}
+
+
+
+
+
+void cPlayer::SetSprintingMaxSpeed(double a_Speed)
+{
+	m_SprintingMaxSpeed = a_Speed;
+	if (m_IsSprinting)
+	{
+		m_ClientHandle->SendPlayerMaxSpeed();
+	}
+}
+
+
+
+
+
+void cPlayer::SetCrouch(bool a_IsCrouched)
+{
+	// Set the crouch status, broadcast to all visible players
+	
+	if (a_IsCrouched == m_IsCrouched)
+	{
+		// No change
+		return;
+	}
+	m_IsCrouched = a_IsCrouched;
+	m_World->BroadcastEntityMetadata(*this);
+}
+
+
+
+
+
+void cPlayer::SetSprint(bool a_IsSprinting)
+{
+	if (a_IsSprinting == m_IsSprinting)
+	{
+		// No change
+		return;
+	}
+	
+	m_IsSprinting = a_IsSprinting;
+	m_ClientHandle->SendPlayerMaxSpeed();
+}
+
+
+
+
+
+void cPlayer::DoTakeDamage(TakeDamageInfo & a_TDI)
+{
+	if (a_TDI.DamageType != dtInVoid)
+	{
+		if (IsGameModeCreative())
+		{
+			// No damage / health in creative mode
+			return;
+		}
+	}
+	
+	super::DoTakeDamage(a_TDI);
+	
+	// Any kind of damage adds food exhaustion
+	AddFoodExhaustion(0.3f);
+	
+	SendHealth();
+}
+
+
+
+
+
+void cPlayer::KilledBy(cEntity * a_Killer)
+{
+	super::KilledBy(a_Killer);
+
+	if (m_Health > 0)
+	{
+		return; //  not dead yet =]
+	}
+
+	m_bVisible = false; // So new clients don't see the player
+
+	// Puke out all the items
+	cItems Pickups;
+	m_Inventory.CopyToItems(Pickups);
+	m_Inventory.Clear();
+	m_World->SpawnItemPickups(Pickups, GetPosX(), GetPosY(), GetPosZ(), 10);
+	SaveToDisk();  // Save it, yeah the world is a tough place !
+}
+
+
+
+
+
+void cPlayer::Respawn(void)
+{
+	m_Health = GetMaxHealth();
+	
+	// Reset food level:
+	m_FoodLevel = MAX_FOOD_LEVEL;
+	m_FoodSaturationLevel = 5;
+
+	m_ClientHandle->SendRespawn();
+	
+	// Extinguish the fire:
+	StopBurning();
+
+	TeleportToCoords(GetWorld()->GetSpawnX(), GetWorld()->GetSpawnY(), GetWorld()->GetSpawnZ());
+
+	SetVisible(true);
+}
+
+
+
+
+
+double cPlayer::GetEyeHeight(void) const
+{
+	return m_Stance;
+}
+
+
+
+
+Vector3d cPlayer::GetEyePosition(void) const
+{
+	return Vector3d( GetPosX(), m_Stance, GetPosZ() );
+}
+
+
+
+
+
+bool cPlayer::IsGameModeCreative(void) const
+{
+	return (m_GameMode == gmCreative) ||  // Either the player is explicitly in Creative
+		((m_GameMode == gmNotSet) &&  m_World->IsGameModeCreative());  // or they inherit from the world and the world is Creative
+}
+
+
+
+
+
+bool cPlayer::IsGameModeSurvival(void) const
+{
+	return (m_GameMode == gmSurvival) ||  // Either the player is explicitly in Survival
+		((m_GameMode == gmNotSet) &&  m_World->IsGameModeSurvival());  // or they inherit from the world and the world is Survival
+}
+
+
+
+
+
+bool cPlayer::IsGameModeAdventure(void) const
+{
+	return (m_GameMode == gmCreative) ||  // Either the player is explicitly in Adventure
+		((m_GameMode == gmNotSet) &&  m_World->IsGameModeCreative());  // or they inherit from the world and the world is Adventure
+}
+
+
+
+
+
+void cPlayer::OpenWindow(cWindow * a_Window)
+{
+	if (a_Window != m_CurrentWindow)
+	{
+		CloseWindow(false);
+	}
+	a_Window->OpenedByPlayer(*this);
+	m_CurrentWindow = a_Window;
+	a_Window->SendWholeWindow(*GetClientHandle());
+}
+
+
+
+
+
+void cPlayer::CloseWindow(bool a_CanRefuse)
+{
+	if (m_CurrentWindow == NULL)
+	{
+		m_CurrentWindow = m_InventoryWindow;
+		return;
+	}
+	
+	if (m_CurrentWindow->ClosedByPlayer(*this, a_CanRefuse) || !a_CanRefuse)
+	{
+		// Close accepted, go back to inventory window (the default):
+		m_CurrentWindow = m_InventoryWindow;
+	}
+	else
+	{
+		// Re-open the window
+		m_CurrentWindow->OpenedByPlayer(*this);
+		m_CurrentWindow->SendWholeWindow(*GetClientHandle());
+	}
+}
+
+
+
+
+
+void cPlayer::CloseWindowIfID(char a_WindowID, bool a_CanRefuse)
+{
+	if ((m_CurrentWindow == NULL) || (m_CurrentWindow->GetWindowID() != a_WindowID))
+	{
+		return;
+	}
+	CloseWindow();
+}
+
+
+
+
+
+void cPlayer::SetLastBlockActionTime()
+{
+	if (m_World != NULL)
+	{
+		m_LastBlockActionTime = m_World->GetWorldAge() / 20.0f;
+	}
+}
+
+
+
+
+
+void cPlayer::SetLastBlockActionCnt( int a_LastBlockActionCnt )
+{
+	m_LastBlockActionCnt = a_LastBlockActionCnt;
+}
+
+
+
+
+
+void cPlayer::SetGameMode(eGameMode a_GameMode)
+{
+	if ((a_GameMode < gmMin) || (a_GameMode >= gmMax))
+	{
+		LOGWARNING("%s: Setting invalid gamemode: %d", GetName().c_str(), a_GameMode);
+		return;
+	}
+	
+	if (m_GameMode == a_GameMode)
+	{
+		// Gamemode already set
+		return;
+	}
+	
+	m_GameMode = a_GameMode;
+	m_ClientHandle->SendGameMode(a_GameMode);
+}
+
+
+
+
+
+void cPlayer::LoginSetGameMode( eGameMode a_GameMode )
+{
+	m_GameMode = a_GameMode;
+}
+
+
+
+
+
+void cPlayer::SetIP(const AString & a_IP)
+{
+	m_IP = a_IP;
+}
+
+
+
+
+
+void cPlayer::SendMessage(const AString & a_Message)
+{
+	m_ClientHandle->SendChat(a_Message);
+}
+
+
+
+
+
+void cPlayer::TeleportToCoords(double a_PosX, double a_PosY, double a_PosZ)
+{
+	SetPosition( a_PosX, a_PosY, a_PosZ );
+	m_LastGroundHeight = (float)a_PosY;
+
+	m_World->BroadcastTeleportEntity(*this, GetClientHandle());
+	m_ClientHandle->SendPlayerMoveLook();
+}
+
+
+
+
+
+Vector3d cPlayer::GetThrowStartPos(void) const
+{
+	Vector3d res = GetEyePosition();
+	
+	// Adjust the position to be just outside the player's bounding box:
+	res.x += 0.16 * cos(GetPitch());
+	res.y += -0.1;
+	res.z += 0.16 * sin(GetPitch());
+	
+	return res;
+}
+
+
+
+
+
+Vector3d cPlayer::GetThrowSpeed(double a_SpeedCoeff) const
+{
+	Vector3d res = GetLookVector();
+	res.Normalize();
+	
+	// TODO: Add a slight random change (+-0.0075 in each direction)
+	
+	return res * a_SpeedCoeff;
+}	
+
+
+
+
+
+void cPlayer::MoveTo( const Vector3d & a_NewPos )
+{
+	if ((a_NewPos.y < -990) && (GetPosY() > -100))
+	{
+		// When attached to an entity, the client sends position packets with weird coords:
+		// Y = -999 and X, Z = attempting to create speed, usually up to 0.03
+		// We cannot test m_AttachedTo, because when deattaching, the server thinks the client is already deattached while 
+		// the client may still send more of these nonsensical packets.
+		if (m_AttachedTo != NULL)
+		{
+			Vector3d AddSpeed(a_NewPos);
+			AddSpeed.y = 0;
+			m_AttachedTo->AddSpeed(AddSpeed);
+		}
+		return;
+	}
+	
+	// TODO: should do some checks to see if player is not moving through terrain
+	// TODO: Official server refuses position packets too far away from each other, kicking "hacked" clients; we should, too
+	
+	SetPosition( a_NewPos );
+	SetStance(a_NewPos.y + 1.62);
+}
+
+
+
+
+
+void cPlayer::SetVisible(bool a_bVisible)
+{
+	if (a_bVisible && !m_bVisible) // Make visible
+	{
+		m_bVisible = true;
+		m_World->BroadcastSpawnEntity(*this);
+	}
+	if (!a_bVisible && m_bVisible)
+	{
+		m_bVisible = false;
+		m_World->BroadcastDestroyEntity(*this, m_ClientHandle);	// Destroy on all clients
+	}
+}
+
+
+
+
+
+void cPlayer::AddToGroup( const AString & a_GroupName )
+{
+	cGroup* Group = cRoot::Get()->GetGroupManager()->GetGroup( a_GroupName );
+	m_Groups.push_back( Group );
+	LOGD("Added %s to group %s", m_PlayerName.c_str(), a_GroupName.c_str() );
+	ResolveGroups();
+	ResolvePermissions();
+}
+
+
+
+
+
+void cPlayer::RemoveFromGroup( const AString & a_GroupName )
+{
+	bool bRemoved = false;
+	for( GroupList::iterator itr = m_Groups.begin(); itr != m_Groups.end(); ++itr )
+	{
+		if( (*itr)->GetName().compare(a_GroupName ) == 0 )
+		{
+			m_Groups.erase( itr );
+			bRemoved = true;
+			break;
+		}
+	}
+
+	if( bRemoved )
+	{
+		LOGD("Removed %s from group %s", m_PlayerName.c_str(), a_GroupName.c_str() );
+		ResolveGroups();
+		ResolvePermissions();
+	}
+	else
+	{
+		LOGWARN("Tried to remove %s from group %s but was not in that group", m_PlayerName.c_str(), a_GroupName.c_str() );
+	}
+}
+
+
+
+
+
+bool cPlayer::CanUseCommand( const AString & a_Command )
+{
+	for( GroupList::iterator itr = m_Groups.begin(); itr != m_Groups.end(); ++itr )
+	{
+		if( (*itr)->HasCommand( a_Command ) ) return true;
+	}
+	return false;
+}
+
+
+
+
+
+bool cPlayer::HasPermission(const AString & a_Permission)
+{
+	if (a_Permission.empty())
+	{
+		// Empty permission request is always granted
+		return true;
+	}
+	
+	AStringVector Split = StringSplit( a_Permission, "." );
+	PermissionMap Possibilities = m_ResolvedPermissions;
+	// Now search the namespaces
+	while( Possibilities.begin() != Possibilities.end() )
+	{
+		PermissionMap::iterator itr = Possibilities.begin();
+		if( itr->second )
+		{
+			AStringVector OtherSplit = StringSplit( itr->first, "." );
+			if( OtherSplit.size() <= Split.size() )
+			{
+				unsigned int i;
+				for( i = 0; i < OtherSplit.size(); ++i )
+				{
+					if( OtherSplit[i].compare( Split[i] ) != 0 )
+					{
+						if( OtherSplit[i].compare("*") == 0 ) return true; // WildCard man!! WildCard!
+						break;
+					}
+				}
+				if( i == Split.size() ) return true;
+			}
+		}
+		Possibilities.erase( itr );
+	}
+
+	// Nothing that matched :(
+	return false;
+}
+
+
+
+
+
+bool cPlayer::IsInGroup( const AString & a_Group )
+{
+	for( GroupList::iterator itr = m_ResolvedGroups.begin(); itr != m_ResolvedGroups.end(); ++itr )
+	{
+		if( a_Group.compare( (*itr)->GetName().c_str() ) == 0 )
+			return true;
+	}
+	return false;
+}
+
+
+
+
+
+void cPlayer::ResolvePermissions()
+{
+	m_ResolvedPermissions.clear();	// Start with an empty map yo~
+
+	// Copy all player specific permissions into the resolved permissions map
+	for( PermissionMap::iterator itr = m_Permissions.begin(); itr != m_Permissions.end(); ++itr )
+	{
+		m_ResolvedPermissions[ itr->first ] = itr->second;
+	}
+
+	for( GroupList::iterator GroupItr = m_ResolvedGroups.begin(); GroupItr != m_ResolvedGroups.end(); ++GroupItr )
+	{
+		const cGroup::PermissionMap & Permissions = (*GroupItr)->GetPermissions();
+		for( cGroup::PermissionMap::const_iterator itr = Permissions.begin(); itr != Permissions.end(); ++itr )
+		{
+			m_ResolvedPermissions[ itr->first ] = itr->second;
+		}
+	}
+}
+
+
+
+
+
+void cPlayer::ResolveGroups()
+{
+	// Clear resolved groups first
+	m_ResolvedGroups.clear();
+
+	// Get a complete resolved list of all groups the player is in
+	std::map< cGroup*, bool > AllGroups;	// Use a map, because it's faster than iterating through a list to find duplicates
+	GroupList ToIterate;
+	for( GroupList::iterator GroupItr = m_Groups.begin(); GroupItr != m_Groups.end(); ++GroupItr )
+	{
+		ToIterate.push_back( *GroupItr );
+	}
+	while( ToIterate.begin() != ToIterate.end() )
+	{
+		cGroup* CurrentGroup = *ToIterate.begin();
+		if( AllGroups.find( CurrentGroup ) != AllGroups.end() )
+		{
+			LOGWARNING("ERROR: Player \"%s\" is in the group multiple times (\"%s\"). Please fix your settings in users.ini!",
+				m_PlayerName.c_str(), CurrentGroup->GetName().c_str()
+			);
+		}
+		else
+		{
+			AllGroups[ CurrentGroup ] = true;
+			m_ResolvedGroups.push_back( CurrentGroup );	// Add group to resolved list
+			const cGroup::GroupList & Inherits = CurrentGroup->GetInherits();
+			for( cGroup::GroupList::const_iterator itr = Inherits.begin(); itr != Inherits.end(); ++itr )
+			{
+				if( AllGroups.find( *itr ) != AllGroups.end() )
+				{
+					LOGERROR("ERROR: Player %s is in the same group multiple times due to inheritance (%s). FIX IT!", m_PlayerName.c_str(), (*itr)->GetName().c_str() );
+					continue;
+				}
+				ToIterate.push_back( *itr );
+			}
+		}
+		ToIterate.erase( ToIterate.begin() );
+	}
+}
+
+
+
+
+
+AString cPlayer::GetColor(void) const
+{
+	if ( m_Color != '-' )
+	{
+		return cChatColor::MakeColor( m_Color );
+	}
+
+	if ( m_Groups.size() < 1 )
+	{
+		return cChatColor::White;
+	}
+
+	return (*m_Groups.begin())->GetColor();
+}
+
+
+
+
+
+void cPlayer::TossItem(
+	bool a_bDraggingItem,
+	char a_Amount /* = 1 */,
+	short a_CreateType /* = 0 */,
+	short a_CreateHealth /* = 0 */ 
+)
+{
+	cItems Drops;
+	if (a_CreateType != 0)
+	{
+		// Just create item without touching the inventory (used in creative mode)
+		Drops.push_back(cItem(a_CreateType, a_Amount, a_CreateHealth));
+	}
+	else
+	{
+		// Drop an item from the inventory:
+		if (a_bDraggingItem)
+		{
+			cItem & Item = GetDraggingItem();
+			if (!Item.IsEmpty())
+			{
+				char OriginalItemAmount = Item.m_ItemCount;
+				Item.m_ItemCount = std::min(OriginalItemAmount, a_Amount);
+				Drops.push_back(Item);
+				if (OriginalItemAmount > a_Amount)
+				{
+					Item.m_ItemCount = OriginalItemAmount - (char)a_Amount;
+				}
+				else
+				{
+					Item.Empty();
+				}
+			}
+		}
+		else
+		{
+			// Else drop equipped item
+			cItem DroppedItem(GetInventory().GetEquippedItem());
+			if (!DroppedItem.IsEmpty())
+			{
+				if (GetInventory().RemoveOneEquippedItem())
+				{
+					DroppedItem.m_ItemCount = 1; // RemoveItem decreases the count, so set it to 1 again
+					Drops.push_back(DroppedItem);
+				}
+			}
+		}
+	}
+	double vX = 0, vY = 0, vZ = 0;
+	EulerToVector(-GetRotation(), GetPitch(), vZ, vX, vY);
+	vY = -vY * 2 + 1.f;
+	m_World->SpawnItemPickups(Drops, GetPosX(), GetPosY() + 1.6f, GetPosZ(), vX * 3, vY * 3, vZ * 3, true); // 'true' because created by player
+}
+
+
+
+
+
+bool cPlayer::MoveToWorld(const char * a_WorldName)
+{
+	cWorld * World = cRoot::Get()->GetWorld(a_WorldName);
+	if (World == NULL)
+	{
+		LOG("%s: Couldn't find world \"%s\".", __FUNCTION__, a_WorldName);
+		return false;
+	}
+	
+	eDimension OldDimension = m_World->GetDimension();
+	
+	// Remove all links to the old world
+	m_World->RemovePlayer(this);
+	m_ClientHandle->RemoveFromAllChunks();
+	m_World->RemoveEntity(this);
+
+	// If the dimension is different, we can send the respawn packet
+	// http://wiki.vg/Protocol#0x09 says "don't send if dimension is the same" as of 2013_07_02
+	m_ClientHandle->MoveToWorld(*World, (OldDimension != World->GetDimension()));
+
+	// Add player to all the necessary parts of the new world
+	SetWorld(World);
+	World->AddEntity(this);
+	World->AddPlayer(this);
+
+	return true;
+}
+
+
+
+
+
+void cPlayer::LoadPermissionsFromDisk()
+{
+	m_Groups.clear();
+	m_Permissions.clear();
+
+	cIniFile IniFile;
+	if (IniFile.ReadFile("users.ini"))
+	{
+		std::string Groups = IniFile.GetValue(m_PlayerName, "Groups", "");
+		if (!Groups.empty())
+		{
+			AStringVector Split = StringSplit( Groups, "," );
+			for( unsigned int i = 0; i < Split.size(); i++ )
+			{
+				AddToGroup( Split[i].c_str() );
+			}
+		}
+		else
+		{
+			AddToGroup("Default");
+		}
+
+		m_Color = IniFile.GetValue(m_PlayerName, "Color", "-")[0];
+	}
+	else
+	{
+		LOGWARN("Failed to read the users.ini file. The player will be added only to the Default group.");
+		AddToGroup("Default");
+	}
+	ResolvePermissions();
+}
+
+
+
+
+bool cPlayer::LoadFromDisk()
+{
+	LoadPermissionsFromDisk();
+
+	// Log player permissions, cause it's what the cool kids do
+	LOGINFO("Player %s has permissions:", m_PlayerName.c_str() );
+	for( PermissionMap::iterator itr = m_ResolvedPermissions.begin(); itr != m_ResolvedPermissions.end(); ++itr )
+	{
+		if( itr->second ) LOGINFO("%s", itr->first.c_str() );
+	}
+
+	AString SourceFile;
+	Printf(SourceFile, "players/%s.json", m_PlayerName.c_str() );
+
+	cFile f;
+	if (!f.Open(SourceFile, cFile::fmRead))
+	{
+		// This is a new player whom we haven't seen yet, bail out, let them have the defaults
+		return false;
+	}
+
+	AString buffer;
+	if (f.ReadRestOfFile(buffer) != f.GetSize())
+	{
+		LOGWARNING("Cannot read player data from file \"%s\"", SourceFile.c_str()); 
+		return false;
+	}
+	f.Close(); //cool kids play nice
+
+	Json::Value root;
+	Json::Reader reader;
+	if (!reader.parse(buffer, root, false))
+	{
+		LOGWARNING("Cannot parse player data in file \"%s\", player will be reset", SourceFile.c_str());
+	}
+
+	Json::Value & JSON_PlayerPosition = root["position"];
+	if (JSON_PlayerPosition.size() == 3)
+	{
+		SetPosX(JSON_PlayerPosition[(unsigned int)0].asDouble());
+		SetPosY(JSON_PlayerPosition[(unsigned int)1].asDouble());
+		SetPosZ(JSON_PlayerPosition[(unsigned int)2].asDouble());
+		m_LastPosX = GetPosX();
+		m_LastPosY = GetPosY();
+		m_LastPosZ = GetPosZ();
+		m_LastFoodPos = GetPosition();
+	}
+
+	Json::Value & JSON_PlayerRotation = root["rotation"];
+	if (JSON_PlayerRotation.size() == 3)
+	{
+		SetRotation ((float)JSON_PlayerRotation[(unsigned int)0].asDouble());
+		SetPitch    ((float)JSON_PlayerRotation[(unsigned int)1].asDouble());
+		SetRoll     ((float)JSON_PlayerRotation[(unsigned int)2].asDouble());
+	}
+
+	m_Health = root.get("health", 0).asInt();
+	m_AirLevel            = root.get("air",            MAX_AIR_LEVEL).asInt();
+	m_FoodLevel           = root.get("food",           MAX_FOOD_LEVEL).asInt();
+	m_FoodSaturationLevel = root.get("foodSaturation", MAX_FOOD_LEVEL).asDouble();
+	m_FoodTickTimer       = root.get("foodTickTimer",  0).asInt();
+	m_FoodExhaustionLevel = root.get("foodExhaustion", 0).asDouble();
+
+	SetExperience(root.get("experience", 0).asInt());
+
+	m_GameMode = (eGameMode) root.get("gamemode", eGameMode_NotSet).asInt();
+	
+	m_Inventory.LoadFromJson(root["inventory"]);
+
+	m_LoadedWorldName = root.get("world", "world").asString();
+	
+	LOGD("Player \"%s\" was read from file, spawning at {%.2f, %.2f, %.2f} in world \"%s\"",
+		m_PlayerName.c_str(), GetPosX(), GetPosY(), GetPosZ(), m_LoadedWorldName.c_str()
+	);
+	
+	return true;
+}
+
+
+
+
+
+bool cPlayer::SaveToDisk()
+{
+	cFile::CreateFolder(FILE_IO_PREFIX + AString("players"));
+
+	// create the JSON data
+	Json::Value JSON_PlayerPosition;
+	JSON_PlayerPosition.append(Json::Value(GetPosX()));
+	JSON_PlayerPosition.append(Json::Value(GetPosY()));
+	JSON_PlayerPosition.append(Json::Value(GetPosZ()));
+
+	Json::Value JSON_PlayerRotation;
+	JSON_PlayerRotation.append(Json::Value(GetRotation()));
+	JSON_PlayerRotation.append(Json::Value(GetPitch()));
+	JSON_PlayerRotation.append(Json::Value(GetRoll()));
+
+	Json::Value JSON_Inventory;
+	m_Inventory.SaveToJson(JSON_Inventory);
+
+	Json::Value root;
+	root["position"]       = JSON_PlayerPosition;
+	root["rotation"]       = JSON_PlayerRotation;
+	root["inventory"]      = JSON_Inventory;
+	root["health"]         = m_Health;
+	root["experience"]     = m_XpTotal;
+	root["air"]            = m_AirLevel;
+	root["food"]           = m_FoodLevel;
+	root["foodSaturation"] = m_FoodSaturationLevel;
+	root["foodTickTimer"]  = m_FoodTickTimer;
+	root["foodExhaustion"] = m_FoodExhaustionLevel;
+	root["world"] = GetWorld()->GetName();
+
+	if (m_GameMode == GetWorld()->GetGameMode())
+	{
+		root["gamemode"] = (int) eGameMode_NotSet;
+	}
+	else
+	{
+		root["gamemode"] = (int) m_GameMode;
+	}
+
+	Json::StyledWriter writer;
+	std::string JsonData = writer.write(root);
+
+	AString SourceFile;
+	Printf(SourceFile, "players/%s.json", m_PlayerName.c_str() );
+
+	cFile f;
+	if (!f.Open(SourceFile, cFile::fmWrite))
+	{
+		LOGERROR("ERROR WRITING PLAYER \"%s\" TO FILE \"%s\" - cannot open file", m_PlayerName.c_str(), SourceFile.c_str());
+		return false;
+	}
+	if (f.Write(JsonData.c_str(), JsonData.size()) != (int)JsonData.size())
+	{
+		LOGERROR("ERROR WRITING PLAYER JSON TO FILE \"%s\"", SourceFile.c_str()); 
+		return false;
+	}
+	return true;
+}
+
+
+
+
+
+cPlayer::StringList cPlayer::GetResolvedPermissions()
+{
+	StringList Permissions;
+
+	const PermissionMap& ResolvedPermissions = m_ResolvedPermissions;
+	for( PermissionMap::const_iterator itr = ResolvedPermissions.begin(); itr != ResolvedPermissions.end(); ++itr )
+	{
+		if( itr->second ) Permissions.push_back( itr->first );
+	}
+
+	return Permissions;
+}
+
+
+
+
+
+void cPlayer::UseEquippedItem(void)
+{
+	if (IsGameModeCreative()) // No damage in creative
+	{
+		return;
+	}
+
+	GetInventory().DamageEquippedItem();
+}
+
+
+
+
+
+void cPlayer::SetSwimState(cChunk & a_Chunk)
+{
+	int RelY = (int)floor(m_LastPosY + 0.1);
+	if ((RelY < 0) || (RelY >= cChunkDef::Height - 1))
+	{
+		m_IsSwimming = false;
+		m_IsSubmerged = false;
+		return;
+	}
+	
+	BLOCKTYPE BlockIn;
+	int RelX = (int)floor(m_LastPosX) - a_Chunk.GetPosX() * cChunkDef::Width;
+	int RelZ = (int)floor(m_LastPosZ) - a_Chunk.GetPosZ() * cChunkDef::Width;
+	
+	// Check if the player is swimming:
+	// Use Unbounded, because we're being called *after* processing super::Tick(), which could have changed our chunk
+	if (!a_Chunk.UnboundedRelGetBlockType(RelX, RelY, RelZ, BlockIn))
+	{
+		// This sometimes happens on Linux machines
+		// Ref.: http://forum.mc-server.org/showthread.php?tid=1244
+		LOGD("SetSwimState failure: RelX = %d, RelZ = %d, LastPos = {%.02f, %.02f}, Pos = %.02f, %.02f}",
+			RelX, RelY, m_LastPosX, m_LastPosZ, GetPosX(), GetPosZ()
+		);
+		m_IsSwimming = false;
+		m_IsSubmerged = false;
+		return;
+	}
+	m_IsSwimming = IsBlockWater(BlockIn);
+
+	// Check if the player is submerged:
+	VERIFY(a_Chunk.UnboundedRelGetBlockType(RelX, RelY + 1, RelZ, BlockIn));
+	m_IsSubmerged = IsBlockWater(BlockIn);
+}
+
+
+
+
+
+void cPlayer::HandleAir(void)
+{
+	// Ref.: http://www.minecraftwiki.net/wiki/Chunk_format
+	// see if the player is /submerged/ water (block above is water)
+	// Get the type of block the player's standing in:
+
+	if (IsSubmerged())
+	{
+		// either reduce air level or damage player
+		if (m_AirLevel < 1)
+		{
+			if (m_AirTickTimer < 1)
+			{
+				// damage player 
+				TakeDamage(dtDrowning, NULL, 1, 1, 0);
+				// reset timer
+				m_AirTickTimer = DROWNING_TICKS;
+			}
+			else
+			{
+				m_AirTickTimer -= 1;
+			}
+		}
+		else
+		{
+			// reduce air supply
+			m_AirLevel -= 1;
+		}
+	}
+	else
+	{
+		// set the air back to maximum
+		m_AirLevel = MAX_AIR_LEVEL;
+		m_AirTickTimer = DROWNING_TICKS;
+	}
+}
+
+
+
+
+
+void cPlayer::HandleFood(void)
+{
+	// Ref.: http://www.minecraftwiki.net/wiki/Hunger
+	
+	// Remember the food level before processing, for later comparison
+	int LastFoodLevel = m_FoodLevel;
+	
+	// Heal or damage, based on the food level, using the m_FoodTickTimer:
+	if ((m_FoodLevel > 17) || (m_FoodLevel <= 0))
+	{
+		m_FoodTickTimer++;
+		if (m_FoodTickTimer >= 80)
+		{
+			m_FoodTickTimer = 0;
+
+			if (m_FoodLevel >= 17)
+			{
+				// Regenerate health from food, incur 3 pts of food exhaustion:
+				Heal(1);
+				m_FoodExhaustionLevel += 3;
+			}
+			else if (m_FoodLevel <= 0)
+			{
+				// Damage from starving
+				TakeDamage(dtStarving, NULL, 1, 1, 0);
+			}
+		}
+	}
+	
+	// Apply food poisoning food exhaustion:
+	if (m_FoodPoisonedTicksRemaining > 0)
+	{
+		m_FoodPoisonedTicksRemaining--;
+		m_FoodExhaustionLevel += 0.025;  // 0.5 per second = 0.025 per tick
+	}
+
+	// Apply food exhaustion that has accumulated:
+	if (m_FoodExhaustionLevel >= 4)
+	{
+		m_FoodExhaustionLevel -= 4;
+
+		if (m_FoodSaturationLevel >= 1)
+		{
+			m_FoodSaturationLevel -= 1;
+		}
+		else
+		{
+			m_FoodLevel = std::max(m_FoodLevel - 1, 0);
+		}
+	}
+	
+	if (m_FoodLevel != LastFoodLevel)
+	{
+		SendHealth();
+	}
+}
+
+
+
+
+
+void cPlayer::ApplyFoodExhaustionFromMovement()
+{
+	if (IsGameModeCreative())
+	{
+		return;
+	}
+	
+	// Calculate the distance travelled, update the last pos:
+	Vector3d Movement(GetPosition() - m_LastFoodPos);
+	Movement.y = 0;  // Only take XZ movement into account
+	m_LastFoodPos = GetPosition();
+	
+	// If riding anything, apply no food exhaustion
+	if (m_AttachedTo != NULL)
+	{
+		return;
+	}
+
+	// Apply the exhaustion based on distance travelled:
+	double BaseExhaustion = Movement.Length();
+	if (IsSprinting())
+	{
+		// 0.1 pt per meter sprinted
+		BaseExhaustion = BaseExhaustion * 0.1;
+	}
+	else if (IsSwimming())
+	{
+		// 0.015 pt per meter swum
+		BaseExhaustion = BaseExhaustion * 0.015;
+	}
+	else
+	{
+		// 0.01 pt per meter walked / sneaked
+		BaseExhaustion = BaseExhaustion * 0.01;
+	}
+	m_FoodExhaustionLevel += BaseExhaustion;
+}
+
+
+
+
diff --git a/src/Entities/Player.h b/src/Entities/Player.h
new file mode 100644
index 000000000..ab2f94d4c
--- /dev/null
+++ b/src/Entities/Player.h
@@ -0,0 +1,447 @@
+
+#pragma once
+
+#include "Pawn.h"
+#include "../Inventory.h"
+#include "../Defines.h"
+#include "../World.h"
+
+
+
+
+
+class cGroup;
+class cWindow;
+class cClientHandle;
+
+
+
+
+
+// tolua_begin
+class cPlayer :
+	public cPawn
+{
+	typedef cPawn super;
+	
+public:
+	enum
+	{
+		MAX_HEALTH = 20,
+		MAX_FOOD_LEVEL = 20,
+		EATING_TICKS = 30,  ///< Number of ticks it takes to eat an item
+		MAX_AIR_LEVEL = 300,
+		DROWNING_TICKS = 10, //number of ticks per heart of damage
+	} ;
+	// tolua_end
+	
+	CLASS_PROTODEF(cPlayer)
+	
+
+	cPlayer(cClientHandle * a_Client, const AString & a_PlayerName);
+	virtual ~cPlayer();
+
+	virtual bool Initialize(cWorld * a_World) override;
+
+	virtual void SpawnOn(cClientHandle & a_Client) override;
+	
+	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
+
+	virtual void HandlePhysics(float a_Dt, cChunk & a_Chunk) override { };
+
+	/// Returns the curently equipped weapon; empty item if none
+	virtual cItem GetEquippedWeapon(void) const override { return m_Inventory.GetEquippedItem(); }
+	
+	/// Returns the currently equipped helmet; empty item if nonte
+	virtual cItem GetEquippedHelmet(void) const override { return m_Inventory.GetEquippedHelmet(); }
+	
+	/// Returns the currently equipped chestplate; empty item if none
+	virtual cItem GetEquippedChestplate(void) const override { return m_Inventory.GetEquippedChestplate(); }
+
+	/// Returns the currently equipped leggings; empty item if none
+	virtual cItem GetEquippedLeggings(void) const override { return m_Inventory.GetEquippedLeggings(); }
+	
+	/// Returns the currently equipped boots; empty item if none
+	virtual cItem GetEquippedBoots(void) const override { return m_Inventory.GetEquippedBoots(); }
+
+
+	// tolua_begin
+
+	/** Sets the experience total
+	Returns true on success
+	"should" really only be called at init or player death, plugins excepted
+	*/
+	bool SetExperience(int a_XpTotal);
+
+	/* Adds Xp, "should" not inc more than MAX_EXPERIENCE_ORB_SIZE unless you're a plugin being funny, *cough* cheating
+	Returns the new total experience, -1 on error
+	*/
+	int AddExperience(int a_Xp_delta);
+
+	/// Gets the experience total - XpTotal
+	inline int XpGetTotal(void) { return m_XpTotal; }
+
+	/// Gets the current level - XpLevel
+	int XpGetLevel(void);
+
+	/// Gets the experience bar percentage - XpP
+	float XpGetPercentage(void);
+
+	// tolua_end
+	
+	/// Starts charging the equipped bow
+	void StartChargingBow(void);
+	
+	/// Finishes charging the current bow. Returns the number of ticks for which the bow has been charged
+	int FinishChargingBow(void);
+	
+	/// Cancels the current bow charging
+	void CancelChargingBow(void);
+	
+	/// Returns true if the player is currently charging the bow
+	bool IsChargingBow(void) const { return m_IsChargingBow; }
+
+	void SetTouchGround( bool a_bTouchGround );
+	inline void SetStance( const double a_Stance ) { m_Stance = a_Stance; }
+	double GetEyeHeight(void) const;													// tolua_export
+	Vector3d GetEyePosition(void) const;												// tolua_export
+	inline bool IsOnGround(void) const {return m_bTouchGround; }  // tolua_export
+	inline const double GetStance(void) const { return GetPosY() + 1.62; }  // tolua_export  // TODO: Proper stance when crouching etc.
+	inline cInventory &       GetInventory(void)       { return m_Inventory; }	// tolua_export
+	inline const cInventory & GetInventory(void) const { return m_Inventory; }
+	
+	inline const cItem & GetEquippedItem(void) const { return GetInventory().GetEquippedItem(); }  // tolua_export
+
+	virtual void TeleportToCoords(double a_PosX, double a_PosY, double a_PosZ) override;
+
+	// tolua_begin
+	
+	/// Returns the position where projectiles thrown by this player should start, player eye position + adjustment
+	Vector3d GetThrowStartPos(void) const;
+	
+	/// Returns the initial speed vector of a throw, with a 3D length of a_SpeedCoeff.
+	Vector3d GetThrowSpeed(double a_SpeedCoeff) const;
+	
+	/// Returns the current gamemode. Partly OBSOLETE, you should use IsGameModeXXX() functions wherever applicable
+	eGameMode GetGameMode(void) const { return m_GameMode; }
+	
+	/// Returns the current effective gamemode (inherited gamemode is resolved before returning)
+	eGameMode GetEffectiveGameMode(void) const { return (m_GameMode == gmNotSet) ? m_World->GetGameMode() : m_GameMode; }
+	
+	/** Sets the gamemode for the player.
+	The gamemode may be gmNotSet, in that case the player inherits the world's gamemode.
+	Updates the gamemode on the client (sends the packet)
+	*/
+	void SetGameMode(eGameMode a_GameMode);
+
+	/// Returns true if the player is in Creative mode, either explicitly, or by inheriting from current world
+	bool IsGameModeCreative(void) const;
+	
+	/// Returns true if the player is in Survival mode, either explicitly, or by inheriting from current world
+	bool IsGameModeSurvival(void) const;
+	
+	/// Returns true if the player is in Adventure mode, either explicitly, or by inheriting from current world
+	bool IsGameModeAdventure(void) const;
+	
+	AString GetIP(void) const { return m_IP; }  // tolua_export
+
+	// tolua_end
+	
+	void SetIP(const AString & a_IP);
+
+	float GetLastBlockActionTime() { return m_LastBlockActionTime; }
+	int GetLastBlockActionCnt() { return m_LastBlockActionCnt; }
+	void SetLastBlockActionCnt( int );
+	void SetLastBlockActionTime();
+	
+	// Sets the current gamemode, doesn't check validity, doesn't send update packets to client
+	void LoginSetGameMode(eGameMode a_GameMode);
+
+	/// Tries to move to a new position, with attachment-related checks (y == -999)
+	void MoveTo(const Vector3d & a_NewPos);  // tolua_export
+
+	cWindow * GetWindow(void) { return m_CurrentWindow; }  // tolua_export
+	const cWindow * GetWindow(void) const { return m_CurrentWindow; }
+	
+	/// Opens the specified window; closes the current one first using CloseWindow()
+	void OpenWindow(cWindow * a_Window);  // Exported in ManualBindings.cpp
+	
+	// tolua_begin
+	
+	/// Closes the current window, resets current window to m_InventoryWindow. A plugin may refuse the closing if a_CanRefuse is true
+	void CloseWindow(bool a_CanRefuse = true);
+	
+	/// Closes the current window if it matches the specified ID, resets current window to m_InventoryWindow
+	void CloseWindowIfID(char a_WindowID, bool a_CanRefuse = true);
+
+	cClientHandle * GetClientHandle(void) const { return m_ClientHandle; }
+
+	void SendMessage(const AString & a_Message);
+
+	const AString & GetName(void) const { return m_PlayerName; }
+	void SetName(const AString & a_Name) { m_PlayerName = a_Name; }
+	
+	// tolua_end
+
+	typedef std::list< cGroup* > GroupList;
+	typedef std::list< std::string > StringList;
+
+	/// Adds a player to existing group or creates a new group when it doesn't exist
+	void AddToGroup( const AString & a_GroupName );							// tolua_export
+	
+	/// Removes a player from the group, resolves permissions and group inheritance (case sensitive)
+	void RemoveFromGroup( const AString & a_GroupName );					// tolua_export
+	
+	bool CanUseCommand( const AString & a_Command );						// tolua_export
+	bool HasPermission( const AString & a_Permission );						// tolua_export
+	const GroupList & GetGroups() { return m_Groups; }						// >> EXPORTED IN MANUALBINDINGS <<
+	StringList GetResolvedPermissions();									// >> EXPORTED IN MANUALBINDINGS <<
+	bool IsInGroup( const AString & a_Group );								// tolua_export
+
+	// tolua_begin
+	
+	/// Returns the full color code to use for this player, based on their primary group or set in m_Color
+	AString GetColor(void) const;
+
+	void TossItem(bool a_bDraggingItem, char a_Amount = 1, short a_CreateType = 0, short a_CreateHealth = 0);
+
+	/// Heals the player by the specified amount of HPs (positive only); sends health update
+	void Heal(int a_Health);
+	
+	int    GetFoodLevel                 (void) const { return m_FoodLevel; }
+	double GetFoodSaturationLevel       (void) const { return m_FoodSaturationLevel; }
+	int    GetFoodTickTimer             (void) const { return m_FoodTickTimer; }
+	double GetFoodExhaustionLevel       (void) const { return m_FoodExhaustionLevel; }
+	int    GetFoodPoisonedTicksRemaining(void) const { return m_FoodPoisonedTicksRemaining; }
+
+	int GetAirLevel                     (void) const { return m_AirLevel; }
+	
+	/// Returns true if the player is satiated, i. e. their foodlevel is at the max and they cannot eat anymore
+	bool IsSatiated(void) const { return (m_FoodLevel >= MAX_FOOD_LEVEL); }
+	
+	void SetFoodLevel                 (int a_FoodLevel);
+	void SetFoodSaturationLevel       (double a_FoodSaturationLevel);
+	void SetFoodTickTimer             (int a_FoodTickTimer);
+	void SetFoodExhaustionLevel       (double a_FoodExhaustionLevel);
+	void SetFoodPoisonedTicksRemaining(int a_FoodPoisonedTicksRemaining);
+
+	/// Adds to FoodLevel and FoodSaturationLevel, returns true if any food has been consumed, false if player "full"
+	bool Feed(int a_Food, double a_Saturation);
+
+	/// Adds the specified exhaustion to m_FoodExhaustion. Expects only positive values.
+	void AddFoodExhaustion(double a_Exhaustion)
+	{
+		m_FoodExhaustionLevel += a_Exhaustion;
+	}
+	
+	/// Starts the food poisoning for the specified amount of ticks; if already foodpoisoned, sets FoodPoisonedTicksRemaining to the larger of the two
+	void FoodPoison(int a_NumTicks);
+	
+	/// Returns true if the player is currently in the process of eating the currently equipped item
+	bool IsEating(void) const { return (m_EatingFinishTick >= 0); }
+	
+	// tolua_end
+	
+	/// Starts eating the currently equipped item. Resets the eating timer and sends the proper animation packet
+	void StartEating(void);
+	
+	/// Finishes eating the currently equipped item. Consumes the item, updates health and broadcasts the packets
+	void FinishEating(void);
+	
+	/// Aborts the current eating operation
+	void AbortEating(void);
+	
+	virtual void KilledBy(cEntity * a_Killer) override;
+	
+	void Respawn(void);															// tolua_export
+
+	void SetVisible( bool a_bVisible );										// tolua_export
+	bool IsVisible(void) const { return m_bVisible; }									// tolua_export
+
+	bool MoveToWorld(const char * a_WorldName);  // tolua_export
+
+	bool SaveToDisk(void);
+	bool LoadFromDisk(void);
+	void LoadPermissionsFromDisk(void);											// tolua_export
+
+	const AString & GetLoadedWorldName() { return m_LoadedWorldName; }
+
+	void UseEquippedItem(void);
+	
+	void SendHealth(void);
+	
+	// In UI windows, the item that the player is dragging:
+	bool IsDraggingItem(void) const { return !m_DraggingItem.IsEmpty(); }
+	cItem & GetDraggingItem(void) {return m_DraggingItem; }
+	
+	// In UI windows, when inventory-painting:
+	/// Clears the list of slots that are being inventory-painted. To be used by cWindow only
+	void ClearInventoryPaintSlots(void);
+	
+	/// Adds a slot to the list for inventory painting. To be used by cWindow only
+	void AddInventoryPaintSlot(int a_SlotNum);
+	
+	/// Returns the list of slots currently stored for inventory painting. To be used by cWindow only
+	const cSlotNums & GetInventoryPaintSlots(void) const;
+	
+	// tolua_begin
+	
+	/// Returns the current maximum speed, as reported in the 1.6.1+ protocol (takes current sprinting state into account)
+	double GetMaxSpeed(void) const;
+	
+	/// Gets the normal maximum speed, as reported in the 1.6.1+ protocol, in the protocol units
+	double GetNormalMaxSpeed(void) const { return m_NormalMaxSpeed; }
+	
+	/// Gets the sprinting maximum speed, as reported in the 1.6.1+ protocol, in the protocol units
+	double GetSprintingMaxSpeed(void) const { return m_SprintingMaxSpeed; }
+	
+	/// Sets the normal maximum speed, as reported in the 1.6.1+ protocol. Sends the update to player, if needed.
+	void SetNormalMaxSpeed(double a_Speed);
+	
+	/// Sets the sprinting maximum speed, as reported in the 1.6.1+ protocol. Sends the update to player, if needed.
+	void SetSprintingMaxSpeed(double a_Speed);
+	
+	/// Sets the crouch status, broadcasts to all visible players
+	void SetCrouch(bool a_IsCrouched);
+	
+	/// Starts or stops sprinting, sends the max speed update to the client, if needed
+	void SetSprint(bool a_IsSprinting);
+	
+	/// Returns whether the player is swimming or not
+	virtual bool IsSwimming(void) const{ return m_IsSwimming; }
+
+	/// Return whether the player is under water or not
+	virtual bool IsSubmerged(void) const{ return m_IsSubmerged; }
+
+	// tolua_end
+
+	// cEntity overrides:
+	virtual bool IsCrouched (void) const { return m_IsCrouched; }
+	virtual bool IsSprinting(void) const { return m_IsSprinting; }
+	virtual bool IsRclking  (void) const { return IsEating(); }
+
+
+
+protected:
+	typedef std::map< std::string, bool > PermissionMap;
+	PermissionMap m_ResolvedPermissions;
+	PermissionMap m_Permissions;
+
+	GroupList m_ResolvedGroups;
+	GroupList m_Groups;
+
+	std::string m_PlayerName;
+	std::string m_LoadedWorldName;
+
+	/// Xp Level stuff
+	enum 
+	{
+		XP_TO_LEVEL15 = 255,
+		XP_PER_LEVEL_TO15 = 17,
+		XP_TO_LEVEL30 = 825
+	} ;
+
+	/// Player's air level (for swimming)
+	int m_AirLevel;
+
+	/// used to time ticks between damage taken via drowning/suffocation
+	int m_AirTickTimer;
+
+	bool m_bVisible;
+
+	// Food-related variables:
+	/// Represents the food bar, one point equals half a "drumstick"
+	int m_FoodLevel;
+	
+	/// "Overcharge" for the m_FoodLevel; is depleted before m_FoodLevel
+	double m_FoodSaturationLevel;
+	
+	/// Count-up to the healing or damaging action, based on m_FoodLevel
+	int   m_FoodTickTimer;
+	
+	/// A "buffer" which adds up hunger before it is substracted from m_FoodSaturationLevel or m_FoodLevel. Each action adds a little
+	double m_FoodExhaustionLevel;
+	
+	/// Number of ticks remaining for the foodpoisoning effect; zero if not foodpoisoned
+	int m_FoodPoisonedTicksRemaining;
+	
+	/// Last position that has been recorded for food-related processing:
+	Vector3d m_LastFoodPos;
+	
+	float m_LastJumpHeight;
+	float m_LastGroundHeight;
+	bool m_bTouchGround;
+	double m_Stance;
+	cInventory m_Inventory;
+	cWindow * m_CurrentWindow;
+	cWindow * m_InventoryWindow;
+
+	float m_TimeLastPickupCheck;
+
+	void ResolvePermissions();
+
+	void ResolveGroups();
+	char m_Color;
+
+	float m_LastBlockActionTime;
+	int m_LastBlockActionCnt;
+	eGameMode m_GameMode;
+	std::string m_IP;
+	
+	cItem m_DraggingItem;
+
+	long long m_LastPlayerListTime;
+	static const unsigned short PLAYER_LIST_TIME_MS = 1000; // 1000 = once per second
+
+	cClientHandle * m_ClientHandle;
+	
+	cSlotNums m_InventoryPaintSlots;
+	
+	/// Max speed, in ENTITY_PROPERTIES packet's units, when the player is walking. 0.1 by default
+	double m_NormalMaxSpeed;
+	
+	/// Max speed, in ENTITY_PROPERTIES packet's units, when the player is sprinting. 0.13 by default
+	double m_SprintingMaxSpeed;
+	
+	bool m_IsCrouched;
+	bool m_IsSprinting;
+
+	bool m_IsSwimming;
+	bool m_IsSubmerged;
+
+	/// The world tick in which eating will be finished. -1 if not eating
+	Int64 m_EatingFinishTick;
+
+	/// Player Xp level
+	int m_XpTotal;
+
+	/// Caculates the Xp needed for a given level, ref: http://minecraft.gamepedia.com/XP
+	static int XpForLevel(int a_Level);
+
+	/// inverse of XpAtLevel, ref: http://minecraft.gamepedia.com/XP values are as per this with pre-calculations
+	static int CalcLevelFromXp(int a_XpTotal);
+	
+	bool m_IsChargingBow;
+	int  m_BowCharge;
+
+	virtual void Destroyed(void);
+
+	/// Filters out damage for creative mode
+	virtual void DoTakeDamage(TakeDamageInfo & TDI) override;
+	
+	/// Called in each tick to handle food-related processing
+	void HandleFood(void);
+	
+	/// Called in each tick to handle air-related processing i.e. drowning
+	void HandleAir();
+
+	/// Called once per tick to set IsSwimming and IsSubmerged
+	void SetSwimState(cChunk & a_Chunk);
+
+	/// Adds food exhaustion based on the difference between Pos and LastPos, sprinting status and swimming (in water block)
+	void ApplyFoodExhaustionFromMovement();
+} ; // tolua_export
+
+
+
+
diff --git a/src/Entities/ProjectileEntity.cpp b/src/Entities/ProjectileEntity.cpp
new file mode 100644
index 000000000..c63b9523b
--- /dev/null
+++ b/src/Entities/ProjectileEntity.cpp
@@ -0,0 +1,743 @@
+
+// ProjectileEntity.cpp
+
+// Implements the cProjectileEntity class representing the common base class for projectiles, as well as individual projectile types
+
+#include "Globals.h"
+#include "ProjectileEntity.h"
+#include "../ClientHandle.h"
+#include "Player.h"
+#include "../LineBlockTracer.h"
+#include "../BoundingBox.h"
+#include "../ChunkMap.h"
+#include "../Chunk.h"
+
+
+
+
+
+/// Converts an angle in radians into a byte representation used by the network protocol
+#define ANGLE_TO_PROTO(X) (Byte)(X * 255 / 360)
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cProjectileTracerCallback:
+
+class cProjectileTracerCallback :
+	public cBlockTracer::cCallbacks
+{
+public:
+	cProjectileTracerCallback(cProjectileEntity * a_Projectile) :
+		m_Projectile(a_Projectile),
+		m_SlowdownCoeff(0.99)  // Default slowdown when not in water
+	{
+	}
+	
+	double GetSlowdownCoeff(void) const { return m_SlowdownCoeff; }
+	
+protected:
+	cProjectileEntity * m_Projectile;
+	double m_SlowdownCoeff;
+	
+	// cCallbacks overrides:
+	virtual bool OnNextBlock(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta, char a_EntryFace) override
+	{
+		/*
+		// DEBUG:
+		LOGD("Hit block %d:%d at {%d, %d, %d} face %d, %s (%s)",
+			a_BlockType, a_BlockMeta,
+			a_BlockX, a_BlockY, a_BlockZ, a_EntryFace,
+			g_BlockIsSolid[a_BlockType] ? "solid" : "non-solid",
+			ItemToString(cItem(a_BlockType, 1, a_BlockMeta)).c_str()
+		);
+		*/
+		
+		if (g_BlockIsSolid[a_BlockType])
+		{
+			// The projectile hit a solid block
+			// Calculate the exact hit coords:
+			cBoundingBox bb(a_BlockX, a_BlockX + 1, a_BlockY, a_BlockY + 1, a_BlockZ, a_BlockZ + 1);
+			Vector3d Line1 = m_Projectile->GetPosition();
+			Vector3d Line2 = Line1 + m_Projectile->GetSpeed();
+			double LineCoeff = 0;
+			char Face;
+			if (bb.CalcLineIntersection(Line1, Line2, LineCoeff, Face))
+			{
+				Vector3d Intersection = Line1 + m_Projectile->GetSpeed() * LineCoeff;
+				m_Projectile->OnHitSolidBlock(Intersection, Face);
+				return true;
+			}
+			else
+			{
+				LOGD("WEIRD! block tracer reports a hit, but BBox tracer doesn't. Ignoring the hit.");
+			}
+		}
+		
+		// Convey some special effects from special blocks:
+		switch (a_BlockType)
+		{
+			case E_BLOCK_LAVA:
+			case E_BLOCK_STATIONARY_LAVA:
+			{
+				m_Projectile->StartBurning(30);
+				m_SlowdownCoeff = std::min(m_SlowdownCoeff, 0.9);  // Slow down to 0.9* the speed each tick when moving through lava
+				break;
+			}
+			case E_BLOCK_WATER:
+			case E_BLOCK_STATIONARY_WATER:
+			{
+				m_Projectile->StopBurning();
+				m_SlowdownCoeff = std::min(m_SlowdownCoeff, 0.8);  // Slow down to 0.8* the speed each tick when moving through water
+				break;
+			}
+		}  // switch (a_BlockType)
+		
+		// Continue tracing
+		return false;
+	}
+} ;
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cProjectileEntityCollisionCallback:
+
+class cProjectileEntityCollisionCallback :
+	public cEntityCallback
+{
+public:
+	cProjectileEntityCollisionCallback(cProjectileEntity * a_Projectile, const Vector3d & a_Pos, const Vector3d & a_NextPos) :
+		m_Projectile(a_Projectile),
+		m_Pos(a_Pos),
+		m_NextPos(a_NextPos),
+		m_MinCoeff(1),
+		m_HitEntity(NULL)
+	{
+	}
+	
+	
+	virtual bool Item(cEntity * a_Entity) override
+	{
+		if (
+			(a_Entity == m_Projectile) ||          // Do not check collisions with self
+			(a_Entity == m_Projectile->GetCreator())  // Do not check whoever shot the projectile
+		)
+		{
+			// TODO: Don't check creator only for the first 5 ticks
+			// so that arrows stuck in ground and dug up can hurt the player
+			return false;
+		}
+		
+		cBoundingBox EntBox(a_Entity->GetPosition(), a_Entity->GetWidth() / 2, a_Entity->GetHeight());
+		
+		// Instead of colliding the bounding box with another bounding box in motion, we collide an enlarged bounding box with a hairline.
+		// The results should be good enough for our purposes
+		double LineCoeff;
+		char Face;
+		EntBox.Expand(m_Projectile->GetWidth() / 2, m_Projectile->GetHeight() / 2, m_Projectile->GetWidth() / 2);
+		if (!EntBox.CalcLineIntersection(m_Pos, m_NextPos, LineCoeff, Face))
+		{
+			// No intersection whatsoever
+			return false;
+		}
+
+		// TODO: Some entities don't interact with the projectiles (pickups, falling blocks)
+		// TODO: Allow plugins to interfere about which entities can be hit
+		
+		if (LineCoeff < m_MinCoeff)
+		{
+			// The entity is closer than anything we've stored so far, replace it as the potential victim
+			m_MinCoeff = LineCoeff;
+			m_HitEntity = a_Entity;
+		}
+		
+		// Don't break the enumeration, we want all the entities
+		return false;
+	}
+	
+	/// Returns the nearest entity that was hit, after the enumeration has been completed
+	cEntity * GetHitEntity(void) const { return m_HitEntity; }
+	
+	/// Returns the line coeff where the hit was encountered, after the enumeration has been completed
+	double GetMinCoeff(void) const { return m_MinCoeff; }
+	
+	/// Returns true if the callback has encountered a true hit
+	bool HasHit(void) const { return (m_MinCoeff < 1); }
+	
+protected:
+	cProjectileEntity * m_Projectile;
+	const Vector3d & m_Pos;
+	const Vector3d & m_NextPos;
+	double m_MinCoeff;  // The coefficient of the nearest hit on the Pos line
+
+	// Although it's bad(tm) to store entity ptrs from a callback, we can afford it here, because the entire callback
+	// is processed inside the tick thread, so the entities won't be removed in between the calls and the final processing
+	cEntity * m_HitEntity;  // The nearest hit entity
+} ;
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cProjectileEntity:
+
+cProjectileEntity::cProjectileEntity(eKind a_Kind, cEntity * a_Creator, double a_X, double a_Y, double a_Z, double a_Width, double a_Height) :
+	super(etProjectile, a_X, a_Y, a_Z, a_Width, a_Height),
+	m_ProjectileKind(a_Kind),
+	m_Creator(a_Creator),
+	m_IsInGround(false)
+{
+}
+
+
+
+
+
+cProjectileEntity::cProjectileEntity(eKind a_Kind, cEntity * a_Creator, const Vector3d & a_Pos, const Vector3d & a_Speed, double a_Width, double a_Height) :
+	super(etProjectile, a_Pos.x, a_Pos.y, a_Pos.z, a_Width, a_Height),
+	m_ProjectileKind(a_Kind),
+	m_Creator(a_Creator),
+	m_IsInGround(false)
+{
+	SetSpeed(a_Speed);
+	SetRotationFromSpeed();
+	SetPitchFromSpeed();
+}
+
+
+
+
+
+cProjectileEntity * cProjectileEntity::Create(eKind a_Kind, cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d * a_Speed)
+{
+	Vector3d Speed;
+	if (a_Speed != NULL)
+	{
+		Speed = *a_Speed;
+	}
+
+	switch (a_Kind)
+	{
+		case pkArrow:         return new cArrowEntity           (a_Creator, a_X, a_Y, a_Z, Speed);
+		case pkEgg:           return new cThrownEggEntity       (a_Creator, a_X, a_Y, a_Z, Speed);
+		case pkEnderPearl:    return new cThrownEnderPearlEntity(a_Creator, a_X, a_Y, a_Z, Speed);
+		case pkSnowball:      return new cThrownSnowballEntity  (a_Creator, a_X, a_Y, a_Z, Speed);
+		case pkGhastFireball: return new cGhastFireballEntity   (a_Creator, a_X, a_Y, a_Z, Speed);
+		case pkFireCharge:    return new cFireChargeEntity      (a_Creator, a_X, a_Y, a_Z, Speed);
+		// TODO: the rest
+	}
+	
+	LOGWARNING("%s: Unknown projectile kind: %d", __FUNCTION__, a_Kind);
+	return NULL;
+}
+
+
+
+
+
+void cProjectileEntity::OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace)
+{
+	// Set the position based on what face was hit:
+	SetPosition(a_HitPos);
+	SetSpeed(0, 0, 0);
+
+	// DEBUG:
+	LOGD("Projectile %d: pos {%.02f, %.02f, %.02f}, hit solid block at face %d",
+		m_UniqueID,
+		a_HitPos.x, a_HitPos.y, a_HitPos.z,
+		a_HitFace
+	);
+
+	m_IsInGround = true;
+}
+
+
+
+
+
+AString cProjectileEntity::GetMCAClassName(void) const
+{
+	switch (m_ProjectileKind)
+	{
+		case pkArrow:         return "Arrow";
+		case pkSnowball:      return "Snowball";
+		case pkEgg:           return "Egg";
+		case pkGhastFireball: return "Fireball";
+		case pkFireCharge:    return "SmallFireball";
+		case pkEnderPearl:    return "ThrownEnderPearl";
+		case pkExpBottle:     return "ThrownExpBottle";
+		case pkSplashPotion:  return "ThrownPotion";
+		case pkWitherSkull:   return "WitherSkull";
+		case pkFishingFloat:  return "";  // Unknown, perhaps MC doesn't save this?
+	}
+	ASSERT(!"Unhandled projectile entity kind!");
+	return "";
+}
+
+
+
+
+
+void cProjectileEntity::Tick(float a_Dt, cChunk & a_Chunk)
+{
+	super::Tick(a_Dt, a_Chunk);
+	BroadcastMovementUpdate();
+}
+
+
+
+
+
+void cProjectileEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
+{
+	if (m_IsInGround)
+	{
+		// Already-grounded projectiles don't move at all
+		return;
+	}
+	
+	Vector3d PerTickSpeed = GetSpeed() / 20;
+	Vector3d Pos = GetPosition();
+	
+	// Trace the tick's worth of movement as a line:
+	Vector3d NextPos = Pos + PerTickSpeed;
+	cProjectileTracerCallback TracerCallback(this);
+	if (!cLineBlockTracer::Trace(*m_World, TracerCallback, Pos, NextPos))
+	{
+		// Something has been hit, abort all other processing
+		return;
+	}
+	// The tracer also checks the blocks for slowdown blocks - water and lava - and stores it for later in its SlowdownCoeff
+	
+	// Test for entity collisions:
+	cProjectileEntityCollisionCallback EntityCollisionCallback(this, Pos, NextPos);
+	a_Chunk.ForEachEntity(EntityCollisionCallback);
+	if (EntityCollisionCallback.HasHit())
+	{
+		// An entity was hit:
+		Vector3d HitPos = Pos + (NextPos - Pos) * EntityCollisionCallback.GetMinCoeff();
+
+		// DEBUG:
+		LOGD("Projectile %d has hit an entity %d (%s) at {%.02f, %.02f, %.02f} (coeff %.03f)",
+			m_UniqueID,
+			EntityCollisionCallback.GetHitEntity()->GetUniqueID(),
+			EntityCollisionCallback.GetHitEntity()->GetClass(),
+			HitPos.x, HitPos.y, HitPos.z,
+			EntityCollisionCallback.GetMinCoeff()
+		);
+		
+		OnHitEntity(*(EntityCollisionCallback.GetHitEntity()), HitPos);
+	}
+	// TODO: Test the entities in the neighboring chunks, too
+
+	// Update the position:
+	SetPosition(NextPos);
+	
+	// Add slowdown and gravity effect to the speed:
+	Vector3d NewSpeed(GetSpeed());
+	NewSpeed.y += m_Gravity / 20;
+	NewSpeed *= TracerCallback.GetSlowdownCoeff();
+	SetSpeed(NewSpeed);
+	SetRotationFromSpeed();
+	SetPitchFromSpeed();
+
+	// DEBUG:
+	LOGD("Projectile %d: pos {%.02f, %.02f, %.02f}, speed {%.02f, %.02f, %.02f}, rot {%.02f, %.02f}",
+		m_UniqueID,
+		GetPosX(), GetPosY(), GetPosZ(),
+		GetSpeedX(), GetSpeedY(), GetSpeedZ(),
+		GetRotation(), GetPitch()
+	);
+}
+
+
+
+
+
+void cProjectileEntity::SpawnOn(cClientHandle & a_Client)
+{
+	// Default spawning - use the projectile kind to spawn an object:
+	a_Client.SendSpawnObject(*this, m_ProjectileKind, 12, ANGLE_TO_PROTO(GetRotation()), ANGLE_TO_PROTO(GetPitch()));
+	a_Client.SendEntityMetadata(*this);
+}
+
+
+
+
+
+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_bIsCollected(false),
+	m_HitBlockPos(Vector3i(0, 0, 0))
+{
+	SetSpeed(a_Speed);
+	SetMass(0.1);
+	SetRotationFromSpeed();
+	SetPitchFromSpeed();
+	LOGD("Created arrow %d with speed {%.02f, %.02f, %.02f} and rot {%.02f, %.02f}",
+		m_UniqueID, GetSpeedX(), GetSpeedY(), GetSpeedZ(),
+		GetRotation(), 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_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, char 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;
+	
+	if (a_HitFace != BLOCK_FACE_YP)
+	{
+		AddFaceDirection(a_X, a_Y, a_Z, a_HitFace);
+	}
+	else if (a_HitFace == BLOCK_FACE_YP) // These conditions because xoft got a little confused on block face directions, so AddFace works with all but YP & YM
+	{
+		a_Y--;
+	}
+	else
+	{
+		a_Y++;
+	}
+
+	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, 0.5, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
+	
+	// Broadcast the position and speed packets before teleporting:
+	BroadcastMovementUpdate();
+	
+	// Teleport the entity to the exact hit coords:
+	m_World->BroadcastTeleportEntity(*this);
+}
+
+
+
+
+
+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)
+	{
+		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, char a_HitFace)
+{
+	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);
+	}
+	Destroy();
+}
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// 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, char a_HitFace)
+{
+	// Teleport the creator here, make them take 5 damage:
+	if (m_Creator != NULL)
+	{
+		// TODO: The coords might need some tweaking based on the block face
+		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);
+	}
+	
+	Destroy();
+}
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// 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, char a_HitFace)
+{
+	// TODO: Apply damage to certain mobs (blaze etc.) and anger all mobs
+	
+	Destroy();
+}
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// 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, char 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, char 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
+}
+
+
+
+
diff --git a/src/Entities/ProjectileEntity.h b/src/Entities/ProjectileEntity.h
new file mode 100644
index 000000000..28dd76935
--- /dev/null
+++ b/src/Entities/ProjectileEntity.h
@@ -0,0 +1,325 @@
+
+// ProjectileEntity.h
+
+// Declares the cProjectileEntity class representing the common base class for projectiles, as well as individual projectile types
+
+
+
+
+
+#pragma once
+
+#include "Entity.h"
+
+
+
+
+
+// tolua_begin
+
+class cProjectileEntity :
+	public cEntity
+{
+	typedef cEntity super;
+	
+public:
+	/// The kind of the projectile. The numbers correspond to the network type ID used for spawning via the 0x17 packet.
+	enum eKind
+	{
+		pkArrow         = 60,
+		pkSnowball      = 61,
+		pkEgg           = 62,
+		pkGhastFireball = 63,
+		pkFireCharge    = 64,
+		pkEnderPearl    = 65,
+		pkExpBottle     = 75,
+		pkSplashPotion  = 73,
+		pkWitherSkull   = 66,
+		pkFishingFloat  = 90,
+	} ;
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cProjectileEntity);
+
+	cProjectileEntity(eKind a_Kind, cEntity * a_Creator, double a_X, double a_Y, double a_Z, double a_Width, double a_Height);
+	cProjectileEntity(eKind a_Kind, cEntity * a_Creator, const Vector3d & a_Pos, const Vector3d & a_Speed, double a_Width, double a_Height);
+	
+	static cProjectileEntity * Create(eKind a_Kind, cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d * a_Speed = NULL);
+	
+	/// Called by the physics blocktracer when the entity hits a solid block, the hit position and the face hit (BLOCK_FACE_) is given
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace);
+	
+	/// Called by the physics blocktracer when the entity hits another entity
+	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) {}
+	
+	/// Called by Chunk when the projectile is eligible for player collection
+	virtual void CollectedBy(cPlayer * a_Dest);
+
+	// tolua_begin
+
+	/// Returns the kind of the projectile (fast class identification)
+	eKind GetProjectileKind(void) const { return m_ProjectileKind; }
+	
+	/// Returns the entity who created this projectile; may be NULL
+	cEntity * GetCreator(void) { return m_Creator; }
+	
+	/// Returns the string that is used as the entity type (class name) in MCA files
+	AString GetMCAClassName(void) const;
+	
+	/// Returns true if the projectile has hit the ground and is stuck there
+	bool IsInGround(void) const { return m_IsInGround; }
+	
+	// tolua_end
+	
+	/// Sets the internal InGround flag. To be used by MCA loader only!
+	void SetIsInGround(bool a_IsInGround) { m_IsInGround = a_IsInGround; }
+	
+protected:
+	eKind m_ProjectileKind;
+	
+	/// The entity who has created this projectile; may be NULL (e. g. for dispensers)
+	cEntity * m_Creator;
+	
+	/// True if the projectile has hit the ground and is stuck there
+	bool m_IsInGround;
+	
+	// cEntity overrides:
+	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
+	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;
+
+	/// 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, char 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, char a_HitFace) override;
+
+	// 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, char a_HitFace) override;
+
+	// 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, char a_HitFace) override;
+
+	// 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, char 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, char a_HitFace) override;
+	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+
+	// tolua_begin
+	
+} ;
+
+
+
+
+// tolua_end
+
+
+
diff --git a/src/Entities/TNTEntity.cpp b/src/Entities/TNTEntity.cpp
new file mode 100644
index 000000000..339107b2e
--- /dev/null
+++ b/src/Entities/TNTEntity.cpp
@@ -0,0 +1,62 @@
+#include "Globals.h"
+
+#include "TNTEntity.h"
+#include "../World.h"
+#include "../ClientHandle.h"
+
+
+
+
+
+cTNTEntity::cTNTEntity(double a_X, double a_Y, double a_Z, double a_FuseTimeInSec) :
+	super(etTNT, a_X, a_Y, a_Z, 0.98, 0.98),
+	m_Counter(0),
+	m_MaxFuseTime(a_FuseTimeInSec)
+{
+}
+
+
+
+
+
+cTNTEntity::cTNTEntity(const Vector3d & a_Pos, double a_FuseTimeInSec) :
+	super(etTNT, a_Pos.x, a_Pos.y, a_Pos.z, 0.98, 0.98),
+	m_Counter(0),
+	m_MaxFuseTime(a_FuseTimeInSec)
+{
+}
+
+
+
+
+void cTNTEntity::SpawnOn(cClientHandle & a_ClientHandle)
+{
+	a_ClientHandle.SendSpawnObject(*this, 50, 1, 0, 0);  // 50 means TNT
+	m_bDirtyPosition = false;
+	m_bDirtySpeed = false;
+	m_bDirtyOrientation = false;
+	m_bDirtyHead = false;
+}
+
+
+
+
+
+void cTNTEntity::Tick(float a_Dt, cChunk & a_Chunk)
+{
+	super::Tick(a_Dt, a_Chunk);
+	BroadcastMovementUpdate();
+	float delta_time = a_Dt / 1000;  // Convert miliseconds to seconds
+	m_Counter += delta_time;
+	if (m_Counter > m_MaxFuseTime)  // Check if we go KABOOOM
+	{
+		Destroy(true);
+		LOGD("BOOM at {%f,%f,%f}", GetPosX(), GetPosY(), GetPosZ());
+		m_World->DoExplosionAt(4.0, GetPosX() + 0.49, GetPosY() + 0.49, GetPosZ() + 0.49, true, esPrimedTNT, this);
+		return;
+	}
+}
+
+
+
+
diff --git a/src/Entities/TNTEntity.h b/src/Entities/TNTEntity.h
new file mode 100644
index 000000000..eb5040e8a
--- /dev/null
+++ b/src/Entities/TNTEntity.h
@@ -0,0 +1,32 @@
+
+#pragma once
+
+#include "Entity.h"
+
+
+
+
+
+class cTNTEntity :
+	public cEntity
+{
+	typedef cEntity super;
+	
+public:
+	CLASS_PROTODEF(cTNTEntity);
+
+	cTNTEntity(double a_X, double a_Y, double a_Z, double a_FuseTimeInSec);
+	cTNTEntity(const Vector3d & a_Pos, double a_FuseTimeInSec);
+	
+	// cEntity overrides:
+	virtual void SpawnOn(cClientHandle & a_ClientHandle) override;
+	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
+	
+protected:
+	double m_Counter;      ///< How much time has elapsed since the object was created, in seconds
+	double m_MaxFuseTime;  ///< How long the fuse is, in seconds
+};
+
+
+
+