Simple health regeneration system

Prepared for food

git-svn-id: http://mc-server.googlecode.com/svn/trunk@679 0a769ca7-a7f5-676a-18bf-c427514a06d6

VC2010/MCServer.vcxproj

@@ -638,6 +638,7 @@
     <ClInclude Include="..\source\items\Item.h" />
     <ClInclude Include="..\source\items\ItemDoor.h" />
     <ClInclude Include="..\source\items\ItemDye.h" />
+    <ClInclude Include="..\source\items\ItemFood.h" />
     <ClInclude Include="..\source\items\ItemHoe.h" />
     <ClInclude Include="..\source\items\ItemLeaves.h" />
     <ClInclude Include="..\source\items\ItemLighter.h" />

VC2010/MCServer.vcxproj.filters

@@ -1640,6 +1640,9 @@
     <ClInclude Include="..\source\items\ItemRedstoneRepeater.h">
       <Filter>Items</Filter>
     </ClInclude>
+    <ClInclude Include="..\source\items\ItemFood.h">
+      <Filter>Items</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <None Include="..\source\AllToLua.pkg">

source/cClientHandle.cpp

@@ -339,11 +339,7 @@ void cClientHandle::Authenticate(void)
 	m_Player->GetInventory().SendWholeInventory(this);
 
 	// Send health
-	cPacket_UpdateHealth Health;
+	m_Player->SendHealth();
-	Health.m_Health = (short)m_Player->GetHealth();
-	Health.m_Food = m_Player->GetFood();
-	Health.m_Saturation = m_Player->GetFoodSaturation();
-	Send(Health);
 	
 	m_Player->Initialize(World);
 	StreamChunks();
@@ -856,13 +852,6 @@ void cClientHandle::HandleBlockDig(cPacket_BlockDig * a_Packet)
 
 void cClientHandle::HandleBlockPlace(cPacket_BlockPlace * a_Packet)
 {
-	if(a_Packet->m_PosX == -1
-		&& a_Packet->m_PosY == 255
-		&& a_Packet->m_PosZ == -1)
-	{
-		//I don´t know whats the idea behind these packets O.o
-		return;
-	}
 	
 	if (!CheckBlockInteractionsRate())
 	{
@@ -960,7 +949,7 @@ void cClientHandle::HandleBlockPlace(cPacket_BlockPlace * a_Packet)
 			cItem Item;
 			Item.m_ItemID = Equipped.m_ItemID;
 			Item.m_ItemCount = 1;
-			if (m_Player->EatItem(Item.m_ItemID))
+			if (ItemHandler->EatItem(m_Player, &Item))
 			{
 				ItemHandler->OnFoodEaten(World, m_Player, &Item);
 				m_Player->GetInventory().RemoveItem(Item);

source/cPawn.cpp

@@ -38,7 +38,6 @@ cPawn::cPawn()
 	, m_BurnPeriod(0.f)
 {
 	SetMaxHealth(20);
-	SetMaxFoodLevel(125);
 }
 
 
@@ -235,18 +234,3 @@ void cPawn::SetMaxHealth(short a_MaxHealth)
 	m_Health = a_MaxHealth;
 }
 
-
-
-
-
-void cPawn::SetMaxFoodLevel(short a_MaxFoodLevel)
-{
-	m_MaxFoodLevel = a_MaxFoodLevel;
-
-	//Reset food level
-	m_FoodLevel = a_MaxFoodLevel;
-}
-
-
-
-

source/cPawn.h

@@ -47,23 +47,11 @@ public:
 	virtual void SetMaxHealth(short a_MaxHealth);
 	virtual short GetMaxHealth() { return m_MaxHealth; }
 
-	//virtual void SetMaxFood(short a_MaxFood);
-	virtual short GetMaxFood() { return m_MaxFoodLevel / 6; }
-	virtual short GetFood() { return m_FoodLevel / 6; }
-
-	//virtual void SetMaxFoodSaturation(float a_MaxFoodSaturation);
-	virtual float GetMaxFoodSaturation() { return fmod(m_MaxFoodLevel, 6.f); }
-	virtual float GetFoodSaturation() { return fmod(m_FoodLevel, 6.f); }
-
-	virtual void SetMaxFoodLevel(short a_MaxFoodLevel);
-	virtual short GetMaxFoodLevel() { return m_MaxFoodLevel; }
-
 protected:
 
 	short m_Health;
-	short m_FoodLevel;
 	short m_MaxHealth;
-	short m_MaxFoodLevel;
+	
 
 	bool m_bBurnable;
 

source/cPlayer.cpp

@@ -66,14 +66,22 @@ cPlayer::cPlayer(cClientHandle* a_Client, const AString & a_PlayerName)
 	, m_TimeLastPickupCheck( 0.f )
 	, m_Color('-')
 	, m_ClientHandle( a_Client )
+	, m_FoodExhaustionLevel(0.f)
+	, m_FoodTickTimer(0)
 {
 	LOGD("Created a player object for \"%s\" @ \"%s\" at %p, ID %d", 
 		a_PlayerName.c_str(), a_Client->GetSocket().GetIPString().c_str(),
 		this, GetUniqueID()
 	);
 	m_EntityType = eEntityType_Player;
+
 	SetMaxHealth(20);
-	SetMaxFoodLevel(125);
+	m_MaxFoodLevel = 20;
+	m_MaxFoodSaturationLevel = 20.f;
+	
+	m_FoodLevel = m_MaxFoodLevel;
+	m_FoodSaturationLevel = 5.f;
+
 	m_Inventory = new cSurvivalInventory( this );
 	m_CreativeInventory = new cCreativeInventory(this);
 	cTimer t1;
@@ -242,6 +250,34 @@ void cPlayer::Tick(float a_Dt)
 	if (m_Health > 0) // make sure player is alive
 	{
 		m_World->CollectPickupsByPlayer(this);
+
+		//Handle Health:
+		m_FoodTickTimer++;
+		if(m_FoodTickTimer >= 80)
+		{
+			m_FoodTickTimer = 0;
+
+			if(m_FoodLevel >= 17)
+			{
+				Heal(1);
+			}else if(m_FoodLevel == 0)
+			{
+				TakeDamage(1, NULL);
+			}
+		}
+
+		//TODO: Increase Exhaustion level http://www.minecraftwiki.net/wiki/Hunger#Exhaustion_level_increase
+		if(m_FoodExhaustionLevel >= 4.f)
+		{
+			m_FoodExhaustionLevel -= 4.f;
+
+			if(m_FoodSaturationLevel >= 1.f)
+				m_FoodSaturationLevel--;
+			else
+				m_FoodLevel = MAX(m_FoodLevel -1, 0);
+
+			SendHealth();
+		}
 	}
 	
 	cTimer t1;
@@ -297,19 +333,12 @@ void cPlayer::Heal( int a_Health )
 	{
 		m_Health = (short) MIN(a_Health + m_Health, GetMaxHealth());
 
-		cPacket_UpdateHealth Health;
+		
-		Health.m_Health = m_Health;
+		SendHealth();
-		Health.m_Food = GetFood();
-		Health.m_Saturation = GetFoodSaturation();
-		m_ClientHandle->Send( Health );
 	}
 }
 
-
+bool cPlayer::Feed(short a_Food, float a_Saturation)
-
-
-
-bool cPlayer::Feed(short a_Food)
 {
 	if (m_FoodLevel >= GetMaxFoodLevel())
 	{
@@ -317,31 +346,31 @@ bool cPlayer::Feed(short a_Food)
 	}
 	
 	m_FoodLevel = MIN(a_Food + m_FoodLevel, GetMaxFoodLevel());
+	m_FoodSaturationLevel = MIN(m_FoodSaturationLevel + a_Saturation, GetMaxFoodSaturationLevel());
 	
-	cPacket_UpdateHealth Health;
+	SendHealth();
-	Health.m_Health = m_Health;
-	Health.m_Food = GetFood();
-	Health.m_Saturation = GetFoodSaturation();
-	m_ClientHandle->Send( Health );
 	return true;
 }
 
-
+void cPlayer::SendHealth()
-
+{
-
+	cPacket_UpdateHealth Health;
+	Health.m_Health = GetHealth();
+	Health.m_Food = GetFoodLevel();
+	Health.m_Saturation = GetFoodSaturationLevel();
+	if(m_ClientHandle != 0)
+		m_ClientHandle->Send( Health );
+}
 
 void cPlayer::TakeDamage( int a_Damage, cEntity* a_Instigator )
 {
-	if ( !(m_GameMode == 1) ) {
+	if(m_GameMode != eGameMode_Creative)
+	{
 		cPawn::TakeDamage( a_Damage, a_Instigator );
 
-		cPacket_UpdateHealth Health;
+		AddFoodExhaustion(0.3f);
-		Health.m_Health = m_Health;
+
-		Health.m_Food = GetFood();
+		SendHealth();
-		Health.m_Saturation = GetFoodSaturation();
-		//TODO: Causes problems sometimes O.o (E.G. Disconnecting when attacked)
-		if(m_ClientHandle != 0)
-			m_ClientHandle->Send( Health );
 	}
 }
 
@@ -914,7 +943,8 @@ bool cPlayer::LoadFromDisk()
 	}
 
 	m_Health = (short)root.get("health", 0 ).asInt();
-	m_FoodLevel = (short)root.get("food", 0 ).asInt();
+	m_FoodLevel = (short)root.get("food", m_MaxFoodLevel ).asInt();
+	m_FoodSaturationLevel = (float)root.get("foodSaturation", m_MaxFoodSaturationLevel ).asDouble();
 
 	m_GameMode = (eGameMode) root.get("gamemode", eGameMode_NotSet).asInt();
 	
@@ -963,6 +993,7 @@ bool cPlayer::SaveToDisk()
 	root["creativeinventory"] = JSON_CreativeInventory;
 	root["health"] = m_Health;
 	root["food"] = m_FoodLevel;
+	root["foodSaturation"] = m_FoodSaturationLevel;
 	root["world"] = GetWorld()->GetName();
 
 	if(m_GameMode == GetWorld()->GetGameMode())
@@ -1028,46 +1059,3 @@ void cPlayer::UseEquippedItem()
 
 
 
-
-bool cPlayer::EatItem(int a_ItemType)
-{
-	// TODO: Handle hunger
-	switch (a_ItemType)
-	{
-		case E_ITEM_APPLE:          return Feed(24); // 2 food bars
-		case E_ITEM_GOLDEN_APPLE:   return Feed(60); // 5 food
-		case E_ITEM_MUSHROOM_SOUP:  return Feed(48); // 4 food
-		case E_ITEM_BREAD:          return Feed(30); // 2.5 food
-		case E_ITEM_RAW_MEAT:       return Feed(18); // 1.5 food
-		case E_ITEM_COOKED_MEAT:    return Feed(48); // 4 food
-		case E_ITEM_RAW_FISH:       return Feed(12); // 1 food
-		case E_ITEM_COOKED_FISH:    return Feed(30); // 2.5 food
-		case E_ITEM_COOKED_CHICKEN: return Feed(36); // 3 food
-		case E_ITEM_RAW_BEEF:       return Feed(18); // 1.5 food
-		case E_ITEM_STEAK:          return Feed(48); // 4 food
-		case E_ITEM_RAW_CHICKEN:
-		{
-			if (!Feed(12)) // 1 food
-			{
-				return false;
-			}
-			// TODO: A random chance to get food-poisoned
-			return true;
-		}
-		
-		case E_ITEM_ROTTEN_FLESH:
-		{
-			if (!Feed(24))
-			{
-				return false;
-			}
-			// TODO: Food-poisoning
-			return true;
-		}
-	}
-	return false;
-}
-
-
-
-

source/cPlayer.h

@@ -83,7 +83,15 @@ public:
 	void Heal( int a_Health );												//tolua_export
 	
 	/// Returns true if any food has been consumed, false if player "full"
-	bool Feed(short a_Food);
+	bool Feed(short a_Food, float a_Saturation);
+
+	short GetMaxFoodLevel() { return m_MaxFoodLevel; }
+	short GetFoodLevel() { return m_FoodLevel; }
+
+	float GetMaxFoodSaturationLevel() { return m_MaxFoodSaturationLevel; }
+	float GetFoodSaturationLevel() { return m_FoodSaturationLevel; }
+
+	void AddFoodExhaustion(float a_Exhaustion) { m_FoodExhaustionLevel += a_Exhaustion; }
 	
 	void TakeDamage( int a_Damage, cEntity* a_Instigator );					//tolua_export
 	void KilledBy( cEntity* a_Killer );										//tolua_export
@@ -102,8 +110,7 @@ public:
 
 	void UseEquippedItem(void);
 	
-	/// Returns true if the item type is edible && it has been consumed, false otherwise
+	void SendHealth();
-	bool EatItem(int a_ItemType);
 
 protected:
 	virtual void Destroyed();
@@ -120,6 +127,13 @@ protected:
 
 	bool m_bVisible;
 
+	short m_FoodLevel;
+	short m_MaxFoodLevel;
+	float m_FoodSaturationLevel;
+	float m_MaxFoodSaturationLevel;
+	float m_FoodExhaustionLevel;
+	char m_FoodTickTimer;
+
 	float m_LastGroundHeight;
 	bool m_bTouchGround;
 	double m_Stance;

source/items/Item.cpp

@@ -23,6 +23,7 @@
 #include "ItemShovel.h"
 #include "ItemSword.h"
 #include "ItemDoor.h"
+#include "ItemFood.h"
 
 #include "../blocks/Block.h"
 
@@ -109,6 +110,23 @@ cItemHandler *cItemHandler::CreateItemHandler(int a_ItemID)
 	case E_ITEM_WOODEN_DOOR:
 		return new cItemDoorHandler(a_ItemID);
 
+	//FOOD:
+	case E_ITEM_BREAD:
+	case E_ITEM_COOKIE:
+	case E_ITEM_MELON_SLICE:
+	case E_ITEM_RAW_CHICKEN:
+	case E_ITEM_COOKED_CHICKEN:
+	case E_ITEM_RAW_BEEF:
+	case E_ITEM_RAW_MEAT:
+	case E_ITEM_STEAK:
+	case E_ITEM_COOKED_MEAT:
+	case E_ITEM_RAW_FISH:
+	case E_ITEM_COOKED_FISH:
+	case E_ITEM_RED_APPLE:
+	case E_ITEM_GOLDEN_APPLE:
+	case E_ITEM_ROTTEN_FLESH:
+	case E_ITEM_SPIDER_EYE:
+		return new cItemFoodHandler(a_ItemID);
 	default:		
 		return new cItemHandler(a_ItemID);
 		break;
@@ -159,16 +177,6 @@ void cItemHandler::OnFoodEaten(cWorld *a_World, cPlayer *a_Player, cItem *a_Item
 
 }
 
-int cItemHandler::GetMaxStackSize()
-{
-	return 64;
-}
-
-int cItemHandler::GetMaxDamage()
-{
-	return 0;
-}
-
 bool cItemHandler::IsTool()
 {
 	return 
@@ -231,3 +239,30 @@ void cItemHandler::PlaceBlock(cWorld *a_World, cPlayer *a_Player, cItem *a_Item,
 	if(a_Player->GetGameMode() == eGameMode_Survival)
 		a_Player->GetInventory().RemoveItem(cItem(a_Item->m_ItemID, 1));
 }
+
+bool cItemHandler::EatItem(cPlayer *a_Player, cItem *a_Item)
+{
+	FoodInfo Info = GetFoodInfo();
+
+	if(Info.FoodLevel > 0 || Info.Saturation > 0.f)
+	{
+		bool Success = a_Player->Feed(Info.FoodLevel, Info.Saturation);
+		if(Success && Info.PoisionChance > 0)
+		{
+			MTRand r1;
+			if((r1.randInt(100) - Info.PoisionChance) <= 0)
+			{	//Unlucky guy :D
+				//TODO: Make player ill
+			}
+		}
+
+		return Success;
+	}
+
+	return false;
+}
+
+cItemHandler::FoodInfo cItemHandler::GetFoodInfo()
+{
+	return FoodInfo(0, 0.f);
+}

source/items/Item.h

@@ -13,8 +13,23 @@ public:
 	virtual bool OnDiggingBlock(cWorld *a_World, cPlayer *a_Player, cItem *a_Item, int a_X, int a_Y, int a_Z, char a_Dir);
 	virtual void OnBlockDestroyed(cWorld *a_World, cPlayer *a_Player, cItem *a_Item, int a_X, int a_Y, int a_Z);
 	virtual void OnFoodEaten(cWorld *a_World, cPlayer *a_Player, cItem *a_Item);
-	virtual int GetMaxStackSize();
+
-	virtual int GetMaxDamage();
+	struct FoodInfo
+	{
+		FoodInfo(short a_FoodLevel, float a_Saturation, char a_PoisionChance = 0)
+		{
+			FoodLevel = a_FoodLevel;
+			Saturation = a_Saturation;
+			PoisionChance = a_PoisionChance;
+		}
+		short FoodLevel;
+		float Saturation;
+		char PoisionChance;	//0 - 100
+	};
+
+	virtual FoodInfo GetFoodInfo();
+	
+	virtual bool EatItem(cPlayer *a_Player, cItem *a_Item);
 
 	virtual void PlaceBlock(cWorld *a_World, cPlayer *a_Player, cItem *a_Item, int a_X, int a_Y, int a_Z, char a_Dir);
 	

source/items/ItemFood.h

@@ -0,0 +1,55 @@
+#pragma once
+
+#include "Item.h"
+
+
+class cItemFoodHandler : public cItemHandler
+{
+public:
+	cItemFoodHandler(int a_ItemID)
+		: cItemHandler(a_ItemID)
+	{
+	}
+
+	virtual bool IsFood() override
+	{
+		return true;
+	}
+
+	virtual FoodInfo GetFoodInfo() override
+	{
+		switch(m_ItemID)
+		{
+		case E_ITEM_BREAD:
+			return FoodInfo(5, 6.f);
+		case E_ITEM_COOKIE:
+			return FoodInfo(2, 0.4f);
+		case E_ITEM_MELON_SLICE:
+			return FoodInfo(2, 1.2f);
+		case E_ITEM_RAW_CHICKEN:
+			return FoodInfo(2, 1.2f, 30);
+		case E_ITEM_COOKED_CHICKEN:
+			return FoodInfo(6, 7.2f);
+		case E_ITEM_RAW_BEEF:
+		case E_ITEM_RAW_MEAT:
+			return FoodInfo(3, 1.8f);
+		case E_ITEM_STEAK:
+		case E_ITEM_COOKED_MEAT:
+			return FoodInfo(8, 12.8f);
+		case E_ITEM_RAW_FISH:
+			return FoodInfo(2, 1.2f);
+		case E_ITEM_COOKED_FISH:
+			return FoodInfo(5, 6.f);
+		case E_ITEM_RED_APPLE:
+			return FoodInfo(4, 2.4f);
+		case E_ITEM_GOLDEN_APPLE:
+			return FoodInfo(4, 9.6f);
+		case E_ITEM_ROTTEN_FLESH:
+			return FoodInfo(4, 0.8f, 80);
+		case E_ITEM_SPIDER_EYE:
+			return FoodInfo(2, 3.2f, 100);
+		}
+		return FoodInfo(0, 0.f);
+	}
+	
+};

source/squirrelbindings/SquirrelBindings.cpp

@@ -9,8 +9,7 @@
 
 using namespace Sqrat;
 
-
+#if USE_SQUIRREL
-
 void BindSquirrel(HSQUIRRELVM vm)
 {
 	RootTable()
@@ -91,12 +90,6 @@ void BindSquirrel(HSQUIRRELVM vm)
 		.Func("GetMetaData", &cPawn::GetMetaData)
 		.Func("SetMaxHealth", &cPawn::SetMaxHealth)
 		.Func("GetMaxHealth", &cPawn::GetMaxHealth)
-		.Func("GetMaxFood", &cPawn::GetMaxFood)
-		.Func("GetFood", &cPawn::GetFood)
-		.Func("GetMaxFoodSaturation", &cPawn::GetMaxFoodSaturation)
-		.Func("GetFoodSaturation", &cPawn::GetFoodSaturation)
-		.Func("SetMaxFoodLevel", &cPawn::SetMaxFoodLevel)
-		.Func("GetMaxFoodLevel", &cPawn::SetMaxFoodLevel)
 	);
 	
 	RootTable().Bind("cPlayer", DerivedClass<cPlayer, cPawn, NoConstructor>()
@@ -137,8 +130,6 @@ void BindSquirrel(HSQUIRRELVM vm)
 		.Func("MoveToWorld", &cPlayer::MoveToWorld)
 		.Func("GetLoadedWorldName", &cPlayer::GetLoadedWorldName)
 		.Func("UseEquippedItem", &cPlayer::UseEquippedItem)
-		.Func("EatItem", &cPlayer::EatItem)
-		
 	);
 	
 	RootTable().Bind("StringArray", Class<SquirrelStringArray>()
@@ -175,5 +166,6 @@ void BindSquirrel(HSQUIRRELVM vm)
 		.Const("WeatherChanged", cPluginManager::HOOK_WEATHER_CHANGED)
 		.Const("UpdatingSign", cPluginManager::HOOK_UPDATING_SIGN)
 		.Const("UpdatedSign", cPluginManager::HOOK_UPDATED_SIGN));
-
 }
+
+#endif

source/squirrelbindings/SquirrelBindings.h

@@ -1,7 +1,7 @@
 #pragma once
 
 
-#define USE_SQUIRREL 1
+#define USE_SQUIRREL 0
 
 #if USE_SQUIRREL
 

source/squirrelbindings/SquirrelFunctions.cpp

@@ -3,6 +3,9 @@
 #include "SquirrelFunctions.h"
 #include "SquirrelBindings.h"
 
+
+#if USE_SQUIRREL
+
 static HSQUIRRELVM squirrelvm = NULL;
 
 SQInteger runtimeErrorHandler(HSQUIRRELVM a_VM)
@@ -63,3 +66,5 @@ void sqPrint(SQChar * text)
 {
 	LOGINFO("%s", text);
 }
+
+#endif