14 files changed, 1076 insertions, 76 deletions

diff --git a/src/Entities/Effects.h b/src/Entities/Effects.h
deleted file mode 100644
index baf3302fb..000000000
--- a/src/Entities/Effects.h
+++ /dev/null
@@ -1,30 +0,0 @@
-#pragma once
-
-// tolua_begin
-enum ENUM_ENTITY_EFFECT
-{
-	E_EFFECT_SPEED = 1,
-	E_EFFECT_SLOWNESS = 2,
-	E_EFFECT_HASTE = 3,
-	E_EFFECT_MINING_FATIGUE = 4,
-	E_EFFECT_STENGTH = 5,
-	E_EFFECT_INSTANT_HEALTH = 6,
-	E_EFFECT_INSTANT_DAMAGE = 7,
-	E_EFFECT_JUMP_BOOST = 8,
-	E_EFFECT_NAUSEA = 9,
-	E_EFFECT_REGENERATION = 10,
-	E_EFFECT_RESISTANCE = 11,
-	E_EFFECT_FIRE_RESISTANCE = 12,
-	E_EFFECT_WATER_BREATHING = 13,
-	E_EFFECT_INVISIBILITY = 14,
-	E_EFFECT_BLINDNESS = 15,
-	E_EFFECT_NIGHT_VISION = 16,
-	E_EFFECT_HUNGER = 17,
-	E_EFFECT_WEAKNESS = 18,
-	E_EFFECT_POISON = 19,
-	E_EFFECT_WITHER = 20,
-	E_EFFECT_HEALTH_BOOST = 21,
-	E_EFFECT_ABSORPTION = 22,
-	E_EFFECT_SATURATION = 23,
-} ; 
-// tolua_end
diff --git a/src/Entities/Entity.cpp b/src/Entities/Entity.cpp
index 26823924f..042c4b4c3 100644
--- a/src/Entities/Entity.cpp
+++ b/src/Entities/Entity.cpp
@@ -310,7 +310,8 @@ bool cEntity::DoTakeDamage(TakeDamageInfo & a_TDI)
 		cPlayer * Player = (cPlayer *)a_TDI.Attacker;
 
 		// IsOnGround() only is false if the player is moving downwards
-		if (!Player->IsOnGround()) // TODO: Better damage increase, and check for enchantments (and use magic critical instead of plain)
+		// TODO: Better damage increase, and check for enchantments (and use magic critical instead of plain)
+		if (!Player->IsOnGround() && (a_TDI.DamageType == dtAttack || a_TDI.DamageType == dtArrowAttack))
 		{
 			a_TDI.FinalDamage += 2;
 			m_World->BroadcastEntityAnimation(*this, 4); // Critical hit
@@ -431,6 +432,7 @@ bool cEntity::ArmorCoversAgainst(eDamageType a_DamageType)
 		case dtStarving:
 		case dtInVoid:
 		case dtPoisoning:
+		case dtWithering:
 		case dtPotionOfHarming:
 		case dtFalling:
 		case dtLightning:
diff --git a/src/Entities/Entity.h b/src/Entities/Entity.h
index f4080f8aa..867d87bb7 100644
--- a/src/Entities/Entity.h
+++ b/src/Entities/Entity.h
@@ -158,6 +158,7 @@ public:
 	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 IsPawn        (void) const { return (IsMob() || IsPlayer());          }
 	bool IsFallingBlock(void) const { return (m_EntityType == etFallingBlock); }
 	bool IsMinecart    (void) const { return (m_EntityType == etMinecart);     }
 	bool IsBoat        (void) const { return (m_EntityType == etBoat);         }
@@ -315,7 +316,7 @@ public:
 	virtual void Killed(cEntity * a_Victim) {}
 
 	/// Heals the specified amount of HPs
-	void Heal(int a_HitPoints);
+	virtual void Heal(int a_HitPoints);
 	
 	/// Returns the health of this entity
 	int GetHealth(void) const { return m_Health; }
diff --git a/src/Entities/EntityEffect.cpp b/src/Entities/EntityEffect.cpp
new file mode 100644
index 000000000..e68ded8b0
--- /dev/null
+++ b/src/Entities/EntityEffect.cpp
@@ -0,0 +1,289 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "EntityEffect.h"
+#include "../Mobs/Monster.h"
+#include "Player.h"
+
+
+
+
+cEntityEffect::cEntityEffect():
+	m_Ticks(0),
+	m_Duration(0),
+	m_Intensity(0),
+	m_DistanceModifier(1)
+{
+	
+}
+
+
+
+
+
+cEntityEffect::cEntityEffect(int a_Duration, short a_Intensity, double a_DistanceModifier):
+	m_Ticks(0),
+	m_Duration(a_Duration),
+	m_Intensity(a_Intensity),
+	m_DistanceModifier(a_DistanceModifier)
+{
+	
+}
+
+
+
+
+
+cEntityEffect::~cEntityEffect()
+{
+	
+}
+
+
+
+
+
+cEntityEffect * cEntityEffect::CreateEntityEffect(cEntityEffect::eType a_EffectType, int a_Duration, short a_Intensity, double a_DistanceModifier)
+{
+	switch (a_EffectType)
+	{
+		case cEntityEffect::effNoEffect:       return new cEntityEffect              (a_Duration, a_Intensity, a_DistanceModifier);
+		
+		case cEntityEffect::effAbsorption:     return new cEntityEffectAbsorption    (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effBlindness:      return new cEntityEffectBlindness     (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effFireResistance: return new cEntityEffectFireResistance(a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effHaste:          return new cEntityEffectHaste         (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effHealthBoost:    return new cEntityEffectHealthBoost   (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effHunger:         return new cEntityEffectHunger        (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effInstantDamage:  return new cEntityEffectInstantDamage (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effInstantHealth:  return new cEntityEffectInstantHealth (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effInvisibility:   return new cEntityEffectInvisibility  (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effJumpBoost:      return new cEntityEffectJumpBoost     (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effMiningFatigue:  return new cEntityEffectMiningFatigue (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effNausea:         return new cEntityEffectNausea        (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effNightVision:    return new cEntityEffectNightVision   (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effPoison:         return new cEntityEffectPoison        (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effRegeneration:   return new cEntityEffectRegeneration  (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effResistance:     return new cEntityEffectResistance    (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effSaturation:     return new cEntityEffectSaturation    (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effSlowness:       return new cEntityEffectSlowness      (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effSpeed:          return new cEntityEffectSpeed         (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effStrength:       return new cEntityEffectStrength      (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effWaterBreathing: return new cEntityEffectWaterBreathing(a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effWeakness:       return new cEntityEffectWeakness      (a_Duration, a_Intensity, a_DistanceModifier);
+		case cEntityEffect::effWither:         return new cEntityEffectWither        (a_Duration, a_Intensity, a_DistanceModifier);
+	}
+	
+	ASSERT(!"Unhandled entity effect type!");
+}
+
+
+
+
+
+void cEntityEffect::OnTick(cPawn & a_Target)
+{
+	// Reduce the effect's duration
+	++m_Ticks;
+}
+
+
+
+
+
+void cEntityEffect::OnActivate(cPawn & a_Target)
+{
+}
+
+
+
+
+
+void cEntityEffect::OnDeactivate(cPawn & a_Target)
+{
+}
+
+
+
+
+
+/************************************************************************
+ **** Instant Health
+ ************************************************************************/
+void cEntityEffectInstantHealth::OnActivate(cPawn & a_Target)
+{
+	// Base amount = 6, doubles for every increase in intensity
+	int amount = (int)(6 * std::pow(2.0, m_Intensity) * m_DistanceModifier);
+	
+	if (a_Target.IsMob())
+	{
+		if (((cMonster &) a_Target).IsUndead())
+		{
+			a_Target.TakeDamage(dtPotionOfHarming, NULL, amount, 0); // TODO: Store attacker in a pointer-safe way, pass to TakeDamage
+			return;
+		}
+	}
+	a_Target.Heal(amount);
+}
+
+
+
+
+
+/************************************************************************
+ **** Instant Damage
+ ************************************************************************/
+void cEntityEffectInstantDamage::OnActivate(cPawn & a_Target)
+{
+	// Base amount = 6, doubles for every increase in intensity
+	int amount = (int)(6 * std::pow(2.0, m_Intensity) * m_DistanceModifier);
+	
+	if (a_Target.IsMob())
+	{
+		if (((cMonster &) a_Target).IsUndead())
+		{
+			a_Target.Heal(amount);
+			return;
+		}
+	}
+	a_Target.TakeDamage(dtPotionOfHarming, NULL, amount, 0); // TODO: Store attacker in a pointer-safe way, pass to TakeDamage
+}
+
+
+
+
+
+/************************************************************************
+ **** Regeneration
+ ************************************************************************/
+void cEntityEffectRegeneration::OnTick(cPawn & a_Target)
+{
+	super::OnTick(a_Target);
+
+	if (a_Target.IsMob())
+	{
+		if (((cMonster &) a_Target).IsUndead())
+		{
+			return;
+		}
+	}
+	
+	// Regen frequency = 50 ticks, divided by potion level (Regen II = 25 ticks)
+	int frequency = (int) std::floor(50.0 / (double)(m_Intensity + 1));
+	
+	if (m_Ticks % frequency != 0)
+	{
+		return;
+	}
+
+	a_Target.Heal(1);
+}
+
+
+
+
+
+/************************************************************************
+ **** Hunger
+ ************************************************************************/
+void cEntityEffectHunger::OnTick(cPawn & a_Target)
+{
+	super::OnTick(a_Target);
+	
+	if (a_Target.IsPlayer())
+	{
+		cPlayer & Target = (cPlayer &) a_Target;
+		Target.SetFoodExhaustionLevel(Target.GetFoodExhaustionLevel() + 0.025); // 0.5 per second = 0.025 per tick
+	}
+}
+
+
+
+
+
+/************************************************************************
+ **** Weakness
+ ************************************************************************/
+void cEntityEffectWeakness::OnTick(cPawn & a_Target)
+{
+	super::OnTick(a_Target);
+	
+	// Damage reduction = 0.5 damage, multiplied by potion level (Weakness II = 1 damage)
+	// double dmg_reduc = 0.5 * (a_Effect.GetIntensity() + 1);
+	
+	// TODO: Implement me!
+	// TODO: Weakened villager zombies can be turned back to villagers with the god apple
+}
+
+
+
+
+
+/************************************************************************
+ **** Poison
+ ************************************************************************/
+void cEntityEffectPoison::OnTick(cPawn & a_Target)
+{
+	super::OnTick(a_Target);
+	
+	if (a_Target.IsMob())
+	{
+		cMonster & Target = (cMonster &) a_Target;
+		
+		// Doesn't effect undead mobs, spiders
+		if (Target.IsUndead()
+			|| Target.GetMobType() == cMonster::mtSpider
+			|| Target.GetMobType() == cMonster::mtCaveSpider)
+		{
+			return;
+		}
+	}
+	
+	// Poison frequency = 25 ticks, divided by potion level (Poison II = 12 ticks)
+	int frequency = (int) std::floor(25.0 / (double)(m_Intensity + 1));
+	
+	if (m_Ticks % frequency == 0)
+	{
+		// Cannot take poison damage when health is at 1
+		if (a_Target.GetHealth() > 1)
+		{
+			a_Target.TakeDamage(dtPoisoning, NULL, 1, 0);
+		}
+	}
+}
+
+
+
+
+
+/************************************************************************
+ **** Wither
+ ************************************************************************/
+void cEntityEffectWither::OnTick(cPawn & a_Target)
+{
+	super::OnTick(a_Target);
+	
+	// Poison frequency = 40 ticks, divided by effect level (Wither II = 20 ticks)
+	int frequency = (int) std::floor(25.0 / (double)(m_Intensity + 1));
+
+	if (m_Ticks % frequency == 0)
+	{
+		a_Target.TakeDamage(dtWither, NULL, 1, 0);
+	}
+	//TODO: "<Player> withered away>
+}
+
+
+
+
+
+/************************************************************************
+ **** Saturation
+ ************************************************************************/
+void cEntityEffectSaturation::OnTick(cPawn & a_Target)
+{
+	if (a_Target.IsPlayer())
+	{
+		cPlayer & Target = (cPlayer &) a_Target;
+		Target.SetFoodSaturationLevel(Target.GetFoodSaturationLevel() + (1 + m_Intensity)); // Increase saturation 1 per tick, adds 1 for every increase in level
+	}
+}
diff --git a/src/Entities/EntityEffect.h b/src/Entities/EntityEffect.h
new file mode 100644
index 000000000..c593fba81
--- /dev/null
+++ b/src/Entities/EntityEffect.h
@@ -0,0 +1,430 @@
+#pragma once
+
+class cPawn;
+
+// tolua_begin
+class cEntityEffect
+{
+public:
+	
+	/** All types of entity effects (numbers correspond to IDs) */
+	enum eType
+	{
+		effNoEffect       = 0,
+		effSpeed          = 1,
+		effSlowness       = 2,
+		effHaste          = 3,
+		effMiningFatigue  = 4,
+		effStrength       = 5,
+		effInstantHealth  = 6,
+		effInstantDamage  = 7,
+		effJumpBoost      = 8,
+		effNausea         = 9,
+		effRegeneration   = 10,
+		effResistance     = 11,
+		effFireResistance = 12,
+		effWaterBreathing = 13,
+		effInvisibility   = 14,
+		effBlindness      = 15,
+		effNightVision    = 16,
+		effHunger         = 17,
+		effWeakness       = 18,
+		effPoison         = 19,
+		effWither         = 20,
+		effHealthBoost    = 21,
+		effAbsorption     = 22,
+		effSaturation     = 23,
+	} ;
+	
+	/** Creates an empty entity effect */
+	cEntityEffect(void);
+	
+	/** Creates an entity effect of the specified type
+	@param a_Duration         How long this effect will last, in ticks
+	@param a_Intensity        How strong the effect will be applied
+	@param a_DistanceModifier The distance modifier for affecting potency, defaults to 1 */
+	cEntityEffect(int a_Duration, short a_Intensity, double a_DistanceModifier = 1);
+	
+	virtual ~cEntityEffect(void);
+	
+	/** Creates a pointer to the proper entity effect from the effect type
+	@warning This function creates raw pointers that must be manually managed.
+	@param a_EffectType       The effect type to create the effect from
+	@param a_Duration         How long this effect will last, in ticks
+	@param a_Intensity        How strong the effect will be applied
+	@param a_DistanceModifier The distance modifier for affecting potency, defaults to 1 */
+	static cEntityEffect * CreateEntityEffect(cEntityEffect::eType a_EffectType, int a_Duration, short a_Intensity, double a_DistanceModifier);
+	
+	/** Returns how many ticks this effect has been active for */
+	int GetTicks() { return m_Ticks; }
+	/** Returns the duration of the effect */
+	int GetDuration() { return m_Duration; }
+	/** Returns how strong the effect will be applied */
+	short GetIntensity() { return m_Intensity; }
+	/** Returns the distance modifier for affecting potency */
+	double GetDistanceModifier() { return m_DistanceModifier; }
+	
+	void SetTicks(int a_Ticks)                          { m_Ticks            = a_Ticks;            }
+	void SetDuration(int a_Duration)                    { m_Duration         = a_Duration;         }
+	void SetIntensity(short a_Intensity)                { m_Intensity        = a_Intensity;        }
+	void SetDistanceModifier(double a_DistanceModifier) { m_DistanceModifier = a_DistanceModifier; }
+	
+	virtual void OnTick(cPawn & a_Target);
+	virtual void OnActivate(cPawn & a_Target);
+	virtual void OnDeactivate(cPawn & a_Target);
+	
+protected:
+	/** How many ticks this effect has been active for */
+	int m_Ticks;
+	
+	/** How long this effect will last, in ticks */
+	int m_Duration;
+	
+	/** How strong the effect will be applied */
+	short m_Intensity;
+	
+	/** The distance modifier for affecting potency */
+	double m_DistanceModifier;
+};
+
+/************************************************************************
+ **** Speed
+ ************************************************************************/
+class cEntityEffectSpeed:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectSpeed(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+};
+
+/************************************************************************
+ **** Slowness
+ ************************************************************************/
+class cEntityEffectSlowness:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectSlowness(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+};
+
+/************************************************************************
+ **** Haste
+ ************************************************************************/
+class cEntityEffectHaste:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectHaste(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+};
+
+/************************************************************************
+ **** Mining Fatigue
+ ************************************************************************/
+class cEntityEffectMiningFatigue:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectMiningFatigue(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+};
+
+/************************************************************************
+ **** Strength
+ ************************************************************************/
+class cEntityEffectStrength:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectStrength(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+};
+
+/************************************************************************
+ **** Instant Health
+ ************************************************************************/
+class cEntityEffectInstantHealth:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectInstantHealth(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+	
+	virtual void OnActivate(cPawn & a_Target) override;
+};
+
+/************************************************************************
+ **** Instant Damage
+ ************************************************************************/
+class cEntityEffectInstantDamage:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectInstantDamage(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+	
+	virtual void OnActivate(cPawn & a_Target) override;
+};
+
+/************************************************************************
+ **** Jump Boost
+ ************************************************************************/
+class cEntityEffectJumpBoost:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectJumpBoost(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+};
+
+/************************************************************************
+ **** Nausea
+ ************************************************************************/
+class cEntityEffectNausea:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectNausea(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+	super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+};
+
+/************************************************************************
+ **** Regeneration
+ ************************************************************************/
+class cEntityEffectRegeneration:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectRegeneration(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+	
+	virtual void OnTick(cPawn & a_Target) override;
+};
+
+/************************************************************************
+ **** Resistance
+ ************************************************************************/
+class cEntityEffectResistance:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectResistance(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+};
+
+/************************************************************************
+ **** Fire Resistance
+ ************************************************************************/
+class cEntityEffectFireResistance:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectFireResistance(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+};
+
+/************************************************************************
+ **** Water Breathing
+ ************************************************************************/
+class cEntityEffectWaterBreathing:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectWaterBreathing(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+};
+
+/************************************************************************
+ **** Invisibility
+ ************************************************************************/
+class cEntityEffectInvisibility:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectInvisibility(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+};
+
+/************************************************************************
+ **** Blindness
+ ************************************************************************/
+class cEntityEffectBlindness:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectBlindness(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+};
+
+/************************************************************************
+ **** Night Vision
+ ************************************************************************/
+class cEntityEffectNightVision:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectNightVision(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+};
+
+/************************************************************************
+ **** Hunger
+ ************************************************************************/
+class cEntityEffectHunger:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectHunger(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+	
+	virtual void OnTick(cPawn & a_Target) override;
+};
+
+/************************************************************************
+ **** Weakness
+ ************************************************************************/
+class cEntityEffectWeakness:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectWeakness(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+	
+	virtual void OnTick(cPawn & a_Target) override;
+};
+
+/************************************************************************
+ **** Poison
+ ************************************************************************/
+class cEntityEffectPoison:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectPoison(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+	
+	virtual void OnTick(cPawn & a_Target) override;
+};
+
+/************************************************************************
+ **** Wither
+ ************************************************************************/
+class cEntityEffectWither:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectWither(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+	
+	virtual void OnTick(cPawn & a_Target) override;
+};
+
+/************************************************************************
+ **** Health Boost
+ ************************************************************************/
+class cEntityEffectHealthBoost:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectHealthBoost(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+};
+
+/************************************************************************
+ **** Absorption
+ ************************************************************************/
+class cEntityEffectAbsorption:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectAbsorption(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+};
+
+/************************************************************************
+ **** Saturation
+ ************************************************************************/
+class cEntityEffectSaturation:
+	public cEntityEffect
+{
+	typedef cEntityEffect super;
+public:
+	cEntityEffectSaturation(int a_Duration, short a_Intensity, double a_DistanceModifier = 1):
+		super(a_Duration, a_Intensity, a_DistanceModifier)
+	{
+	}
+	
+	virtual void OnTick(cPawn & a_Target) override;
+};
+
+
+
+// tolua_end
diff --git a/src/Entities/Pawn.cpp b/src/Entities/Pawn.cpp
index fffefd538..840736f6a 100644
--- a/src/Entities/Pawn.cpp
+++ b/src/Entities/Pawn.cpp
@@ -2,14 +2,16 @@
 #include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
 
 #include "Pawn.h"
+#include "../World.h"
+#include "../Bindings/PluginManager.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)
+cPawn::cPawn(eEntityType a_EntityType, double a_Width, double a_Height):
+	super(a_EntityType, 0, 0, 0, a_Width, a_Height),
+	m_EntityEffects(tEffectMap())
 {
 }
 
@@ -17,3 +19,95 @@ cPawn::cPawn(eEntityType a_EntityType, double a_Width, double a_Height)
 
 
 
+void cPawn::Tick(float a_Dt, cChunk & a_Chunk)
+{
+	// Iterate through this entity's applied effects
+	for (tEffectMap::iterator iter = m_EntityEffects.begin(); iter != m_EntityEffects.end();)
+	{
+		// Copies values to prevent pesky wrong accesses and erasures
+		cEntityEffect::eType EffectType = iter->first;
+		cEntityEffect * Effect = iter->second;
+		
+		Effect->OnTick(*this);
+		
+		// Iterates (must be called before any possible erasure)
+		++iter;
+		
+		// Remove effect if duration has elapsed
+		if (Effect->GetDuration() - Effect->GetTicks() <= 0)
+		{
+			RemoveEntityEffect(EffectType);
+		}
+		
+		// TODO: Check for discrepancies between client and server effect values
+	}
+	
+	super::Tick(a_Dt, a_Chunk);
+}
+
+
+
+
+
+void cPawn::KilledBy(cEntity * a_Killer)
+{
+	ClearEntityEffects();
+	super::KilledBy(a_Killer);
+}
+
+
+
+
+
+void cPawn::AddEntityEffect(cEntityEffect::eType a_EffectType, int a_Duration, short a_Intensity, double a_DistanceModifier)
+{
+	// Check if the plugins allow the addition:
+	if (cPluginManager::Get()->CallHookEntityAddEffect(*this, a_EffectType, a_Duration, a_Intensity, a_DistanceModifier))
+	{
+		// A plugin disallows the addition, bail out.
+		return;
+	}
+	
+	// No need to add empty effects:
+	if (a_EffectType == cEntityEffect::effNoEffect)
+	{
+		return;
+	}
+	a_Duration = (int)(a_Duration * a_DistanceModifier);
+	
+	m_EntityEffects[a_EffectType] = cEntityEffect::CreateEntityEffect(a_EffectType, a_Duration, a_Intensity, a_DistanceModifier);
+	m_World->BroadcastEntityEffect(*this, a_EffectType, a_Intensity, a_Duration);
+	m_EntityEffects[a_EffectType]->OnActivate(*this);
+}
+
+
+
+
+
+void cPawn::RemoveEntityEffect(cEntityEffect::eType a_EffectType)
+{
+	m_World->BroadcastRemoveEntityEffect(*this, a_EffectType);
+	m_EntityEffects[a_EffectType]->OnDeactivate(*this);
+	delete m_EntityEffects[a_EffectType];
+	m_EntityEffects.erase(a_EffectType);
+}
+
+
+
+
+
+void cPawn::ClearEntityEffects()
+{
+	// Iterate through this entity's applied effects
+	for (tEffectMap::iterator iter = m_EntityEffects.begin(); iter != m_EntityEffects.end();)
+	{
+		// Copy values to prevent pesky wrong erasures
+		cEntityEffect::eType EffectType = iter->first;
+		
+		// Iterates (must be called before any possible erasure)
+		++iter;
+		
+		// Remove effect
+		RemoveEntityEffect(EffectType);
+	}
+}
diff --git a/src/Entities/Pawn.h b/src/Entities/Pawn.h
index e76337d86..252ec5edb 100644
--- a/src/Entities/Pawn.h
+++ b/src/Entities/Pawn.h
@@ -2,6 +2,7 @@
 #pragma once
 
 #include "Entity.h"
+#include "EntityEffect.h"
 
 
 
@@ -18,9 +19,34 @@ public:
 	CLASS_PROTODEF(cPawn);
 
 	cPawn(eEntityType a_EntityType, double a_Width, double a_Height);
+	
+	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
+	virtual void KilledBy(cEntity * a_Killer) override;
+	
+	// tolua_begin
+	
+	/** Applies an entity effect
+	Checks with plugins if they allow the addition.
+	@param a_EffectType          The entity effect to apply
+	@param a_EffectDurationTicks The duration of the effect
+	@param a_EffectIntensity     The level of the effect (0 = Potion I, 1 = Potion II, etc)
+	@param a_DistanceModifier    The scalar multiplied to the potion duration, only applies to splash potions)
+	*/
+	void AddEntityEffect(cEntityEffect::eType a_EffectType, int a_EffectDurationTicks, short a_EffectIntensity, double a_DistanceModifier = 1);
+	
+	/** Removes a currently applied entity effect
+	@param a_EffectType The entity effect to remove
+	*/
+	void RemoveEntityEffect(cEntityEffect::eType a_EffectType);
+	
+	/** Removes all currently applied entity effects (used when drinking milk) */
+	void ClearEntityEffects(void);
+	
+	// tolua_end
 
 protected:
-	bool m_bBurnable;
+	typedef std::map<cEntityEffect::eType, cEntityEffect *> tEffectMap;
+	tEffectMap m_EntityEffects;
 } ;  // tolua_export
 
 
diff --git a/src/Entities/Player.cpp b/src/Entities/Player.cpp
index 944ed643e..baa3fe7f6 100644
--- a/src/Entities/Player.cpp
+++ b/src/Entities/Player.cpp
@@ -41,7 +41,6 @@ cPlayer::cPlayer(cClientHandle* a_Client, const AString & a_PlayerName) :
 	m_FoodSaturationLevel(5.0),
 	m_FoodTickTimer(0),
 	m_FoodExhaustionLevel(0.0),
-	m_FoodPoisonedTicksRemaining(0),
 	m_LastJumpHeight(0),
 	m_LastGroundHeight(0),
 	m_bTouchGround(false),
@@ -563,18 +562,9 @@ void cPlayer::SetFoodExhaustionLevel(double a_FoodExhaustionLevel)
 
 
 
-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)
+	if (IsSatiated())
 	{
 		return false;
 	}
@@ -590,17 +580,7 @@ bool cPlayer::Feed(int a_Food, double a_Saturation)
 
 void cPlayer::FoodPoison(int a_NumTicks)
 {
-	bool HasBeenFoodPoisoned = (m_FoodPoisonedTicksRemaining > 0);
-	m_FoodPoisonedTicksRemaining = std::max(m_FoodPoisonedTicksRemaining, a_NumTicks);
-	if (!HasBeenFoodPoisoned)
-	{
-		m_World->BroadcastRemoveEntityEffect(*this, E_EFFECT_HUNGER);
-		SendHealth();
-	}
-	else
-	{
-		m_World->BroadcastEntityEffect(*this, E_EFFECT_HUNGER, 0, 400); // Give the player the "Hunger" effect for 20 seconds.
-	}
+	AddEntityEffect(cEntityEffect::effHunger, a_NumTicks, 0, NULL);
 }
 
 
@@ -1994,17 +1974,6 @@ void cPlayer::HandleFood(void)
 		}
 	}
 
-	// Apply food poisoning food exhaustion:
-	if (m_FoodPoisonedTicksRemaining > 0)
-	{
-		m_FoodPoisonedTicksRemaining--;
-		m_FoodExhaustionLevel += 0.025;  // 0.5 per second = 0.025 per tick
-	}
-	else
-	{
-		m_World->BroadcastRemoveEntityEffect(*this, E_EFFECT_HUNGER); // Remove the "Hunger" effect.
-	}
-
 	// Apply food exhaustion that has accumulated:
 	if (m_FoodExhaustionLevel >= 4.0)
 	{
diff --git a/src/Entities/Player.h b/src/Entities/Player.h
index 8f9b46e0f..5aebe861a 100644
--- a/src/Entities/Player.h
+++ b/src/Entities/Player.h
@@ -265,13 +265,12 @@ public:
 	void TossPickup(const cItem & a_Item);
 
 	/** Heals the player by the specified amount of HPs (positive only); sends health update */
-	void Heal(int a_Health);
+	virtual void Heal(int a_Health) override;
 	
 	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; }
 	
 	/** 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); }
@@ -280,7 +279,6 @@ public:
 	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);
@@ -291,7 +289,7 @@ public:
 		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 */
+	/** Starts the food poisoning for the specified amount of ticks */
 	void FoodPoison(int a_NumTicks);
 	
 	/** Returns true if the player is currently in the process of eating the currently equipped item */
@@ -454,9 +452,6 @@ protected:
 	/** 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;
-	
 	float m_LastJumpHeight;
 	float m_LastGroundHeight;
 	bool m_bTouchGround;
diff --git a/src/Entities/ProjectileEntity.cpp b/src/Entities/ProjectileEntity.cpp
index 0bb34019e..c2d97589f 100644
--- a/src/Entities/ProjectileEntity.cpp
+++ b/src/Entities/ProjectileEntity.cpp
@@ -21,6 +21,7 @@
 #include "FireChargeEntity.h"
 #include "FireworkEntity.h"
 #include "GhastFireballEntity.h"
+#include "WitherSkullEntity.h"
 #include "Player.h"
 
 
@@ -260,6 +261,7 @@ cProjectileEntity * cProjectileEntity::Create(eKind a_Kind, cEntity * a_Creator,
 		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);
 		case pkExpBottle:     return new cExpBottleEntity       (a_Creator, a_X, a_Y, a_Z, Speed);
+		case pkWitherSkull:   return new cWitherSkullEntity     (a_Creator, a_X, a_Y, a_Z, Speed);
 		case pkFirework:
 		{
 			if (a_Item.m_FireworkItem.m_Colours.empty())
diff --git a/src/Entities/SplashPotionEntity.cpp b/src/Entities/SplashPotionEntity.cpp
new file mode 100644
index 000000000..e84f1c430
--- /dev/null
+++ b/src/Entities/SplashPotionEntity.cpp
@@ -0,0 +1,89 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "SplashPotionEntity.h"
+#include "Pawn.h"
+
+
+
+
+
+cSplashPotionEntity::cSplashPotionEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed, cEntityEffect::eType a_EntityEffectType, cEntityEffect a_EntityEffect, int a_PotionName) :
+	super(pkSplashPotion, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25),
+	m_EntityEffectType(a_EntityEffectType),
+	m_EntityEffect(a_EntityEffect),
+	m_PotionName(a_PotionName)
+{
+	SetSpeed(a_Speed);
+}
+
+
+
+
+
+void cSplashPotionEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	Splash(a_HitPos);
+	Destroy();
+}
+
+
+
+
+
+void cSplashPotionEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
+{
+	a_EntityHit.TakeDamage(dtRangedAttack, this, 0, 1);
+	Splash(a_HitPos);
+	Destroy(true);
+}
+
+
+
+
+
+void cSplashPotionEntity::Splash(const Vector3d & a_HitPos)
+{
+	cSplashPotionCallback Callback(a_HitPos, m_EntityEffectType, m_EntityEffect);
+	m_World->ForEachEntity(Callback);
+	
+	m_World->BroadcastSoundParticleEffect(2002, a_HitPos.x, a_HitPos.y, a_HitPos.z, m_PotionName);
+}
+
+
+
+
+
+cSplashPotionEntity::cSplashPotionCallback::cSplashPotionCallback(const Vector3d & a_HitPos, cEntityEffect::eType &a_EntityEffectType, cEntityEffect &a_EntityEffect):
+	m_HitPos(a_HitPos),
+	m_EntityEffectType(a_EntityEffectType),
+	m_EntityEffect(a_EntityEffect)
+{
+	
+}
+
+
+
+
+
+bool cSplashPotionEntity::cSplashPotionCallback::Item(cEntity * a_Entity)
+{
+	double SplashDistance = (a_Entity->GetPosition() - m_HitPos).Length();
+	if (SplashDistance < 20 && a_Entity->IsPawn())
+	{
+		// y = -0.25x + 1, where x is the distance from the player. Approximation for potion splash.
+		// TODO: better equation
+		double Reduction = -0.25 * SplashDistance + 1.0;
+		if (Reduction < 0)
+		{
+			Reduction = 0;
+		}
+		
+		m_EntityEffect.SetDistanceModifier(Reduction);
+		((cPawn *) a_Entity)->AddEntityEffect(m_EntityEffectType, m_EntityEffect.GetDuration(), m_EntityEffect.GetIntensity(), Reduction);
+	}
+	return false;
+}
+
+
+
+
diff --git a/src/Entities/SplashPotionEntity.h b/src/Entities/SplashPotionEntity.h
new file mode 100644
index 000000000..548ba3a3e
--- /dev/null
+++ b/src/Entities/SplashPotionEntity.h
@@ -0,0 +1,59 @@
+//
+//  SplashPotionEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+#include "EntityEffect.h"
+#include "../World.h"
+#include "Entity.h"
+
+
+
+
+// tolua_begin
+
+class cSplashPotionEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cSplashPotionEntity);
+	
+	cSplashPotionEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed, cEntityEffect::eType a_EntityEffectType, cEntityEffect a_EntityEffect, int a_PotionName);
+	
+protected:
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	virtual void OnHitEntity    (cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+	
+	/** Splashes the potion, fires its particle effects and sounds
+	 *  @param a_HitPos     The position where the potion will splash
+	 */
+	void Splash(const Vector3d & a_HitPos);
+	
+	cEntityEffect::eType m_EntityEffectType;
+	cEntityEffect m_EntityEffect;
+	int m_PotionName;
+	
+	class cSplashPotionCallback :
+		public cEntityCallback
+	{
+	public:
+		cSplashPotionCallback(const Vector3d & a_HitPos, cEntityEffect::eType &a_EntityEffectType, cEntityEffect &a_EntityEffect);
+		
+		virtual bool Item(cEntity *a_Entity) override;
+		
+	private:
+		const Vector3d &m_HitPos;
+		cEntityEffect::eType &m_EntityEffectType;
+		cEntityEffect &m_EntityEffect;
+	};
+	
+} ; // tolua_export
diff --git a/src/Entities/WitherSkullEntity.cpp b/src/Entities/WitherSkullEntity.cpp
new file mode 100644
index 000000000..03e36a3f4
--- /dev/null
+++ b/src/Entities/WitherSkullEntity.cpp
@@ -0,0 +1,40 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "WitherSkullEntity.h"
+#include "../World.h"
+
+
+
+
+
+cWitherSkullEntity::cWitherSkullEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+super(pkWitherSkull, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
+{
+	SetSpeed(a_Speed);
+}
+
+
+
+
+
+void cWitherSkullEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	// TODO: Explode
+	// TODO: Apply wither effect to entities nearby
+	Destroy();
+}
+
+
+
+
+
+void cWitherSkullEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
+{
+	// TODO: If entity is Ender Crystal, destroy it
+	a_EntityHit.TakeDamage(dtRangedAttack, this, 0, 1);
+	
+	// TODO: Explode
+	// TODO: Apply wither effect to entity and others nearby
+	
+	Destroy(true);
+}
diff --git a/src/Entities/WitherSkullEntity.h b/src/Entities/WitherSkullEntity.h
new file mode 100644
index 000000000..85ba55d4d
--- /dev/null
+++ b/src/Entities/WitherSkullEntity.h
@@ -0,0 +1,34 @@
+//
+//  WitherSkullEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cWitherSkullEntity :
+public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cWitherSkullEntity);
+	
+	cWitherSkullEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
+	
+protected:
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	virtual void OnHitEntity    (cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+	
+} ; // tolua_export