96 files changed, 354 insertions, 217 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8f336e20f..c40767d20 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -208,6 +208,7 @@ if (NOT MSVC)
 	string(REPLACE "-w" "" CMAKE_C_FLAGS_RELEASE   "${CMAKE_C_FLAGS_RELEASE}")
 	string(REPLACE "-w" "" CMAKE_CXX_FLAGS_DEBUG   "${CMAKE_CXX_FLAGS_DEBUG}")
 	string(REPLACE "-w" "" CMAKE_C_FLAGS_DEBUG     "${CMAKE_C_FLAGS_DEBUG}")
+	add_flags_cxx("-Wall")
 endif()
 
 if(${BUILD_TOOLS})
diff --git a/MCServer/Plugins/APIDump/APIDesc.lua b/MCServer/Plugins/APIDump/APIDesc.lua
index 2f0feac7f..61de0c1a6 100644
--- a/MCServer/Plugins/APIDump/APIDesc.lua
+++ b/MCServer/Plugins/APIDump/APIDesc.lua
@@ -1105,8 +1105,10 @@ These ItemGrids are available in the API and can be manipulated by the plugins,
 				IsDamageable = { Params = "", Return = "bool", Notes = "Returns true if this item does account for its damage" },
 				IsEmpty = { Params = "", Return = "bool", Notes = "Returns true if this object represents an empty item (zero count or invalid ID)" },
 				IsEqual = { Params = "cItem", Return = "bool", Notes = "Returns true if the item in the parameter is the same as the one stored in the object (type, damage, lore, name and enchantments)" },
+				IsEnchantable = { Params = "", Return = "bool", Notes = "Returns true if the item is enchantable" },
 				IsFullStack = { Params = "", Return = "bool", Notes = "Returns true if the item is stacked up to its maximum stacking" },
 				IsSameType = { Params = "cItem", Return = "bool", Notes = "Returns true if the item in the parameter is of the same ItemType as the one stored in the object. This is true even if the two items have different enchantments" },
+				IsStackableWith = { Params = "cItem", Return = "bool", Notes = "Returns true if the item in the parameter is stackable with the one stored in the object. Two items with different enchantments cannot be stacked" },
 			},
 			Variables =
 			{
@@ -1479,6 +1481,7 @@ a_Player:OpenWindow(Window);
 				GetMobType = { Params = "", Return = "{{cMonster#MobType|MobType}}", Notes = "Returns the type of this mob ({{cMonster#MobType|mtXXX}} constant)" },
 				GetSpawnDelay = { Params = "{{cMonster#MobFamily|MobFamily}}", Return = "number", Notes = "(STATIC) Returns the spawn delay  - the number of game ticks between spawn attempts - for the specified mob family." },
 				MobTypeToString = { Params = "{{cMonster#MobType|MobType}}", Return = "string", Notes = "(STATIC) Returns the string representing the given mob type ({{cMonster#MobType|mtXXX}} constant), or empty string if unknown type." },
+				MoveToPosition = { Params = "Position", Return = "", Notes = "Moves mob to the specified position" },
 				StringToMobType = { Params = "string", Return = "{{cMonster#MobType|MobType}}", Notes = "(STATIC) Returns the mob type ({{cMonster#MobType|mtXXX}} constant) parsed from the string type (\"creeper\"), or mtInvalidType if unrecognized." },
 			},
 			Constants =
diff --git a/MCServer/Plugins/InfoDump.lua b/MCServer/Plugins/InfoDump.lua
index 6b1da7a77..28a17c214 100644
--- a/MCServer/Plugins/InfoDump.lua
+++ b/MCServer/Plugins/InfoDump.lua
@@ -149,7 +149,7 @@ local function GetCommandRefForum(a_Command)
 	if (type(a_Command) == "string") then
 		return "[color=blue]" .. a_Command .. "[/color]";
 	end
-	return "[color=blue]" .. a_Command.Name .. "[/color] [color=green]" .. a_Command.Params .. "[/color]";
+	return "[color=blue]" .. a_Command.Name .. "[/color] [color=green]" .. (a_Command.Params or "") .. "[/color]";
 end
 
 
@@ -169,7 +169,7 @@ local function WriteCommandParameterCombinationsForum(a_CmdString, a_ParameterCo
 	
 	f:write("The following parameter combinations are recognized:\n");
 	for idx, combination in ipairs(a_ParameterCombinations) do
-		f:write("[color=blue]", a_CmdString, "[/color] [color=green]", combination.Params, "[/color]");
+		f:write("[color=blue]", a_CmdString, "[/color] [color=green]", combination.Params or "", "[/color]");
 		if (combination.Help ~= nil) then
 			f:write(" - ", ForumizeString(combination.Help));
 		end
diff --git a/Tools/BiomeVisualiser/BiomeRenderer.cpp b/Tools/BiomeVisualiser/BiomeRenderer.cpp
index 569128a12..c0123c08a 100644
--- a/Tools/BiomeVisualiser/BiomeRenderer.cpp
+++ b/Tools/BiomeVisualiser/BiomeRenderer.cpp
@@ -78,7 +78,7 @@ bool cBiomeRenderer::Render(cPixmap & a_Pixmap)
 					{
 						for (int i = 0; i < ARRAYCOUNT(CurBiomes); i++)
 						{
-							CurBiomes[i] = (EMCSBiome)-1;
+							CurBiomes[i] = biInvalidBiome;
 						}
 						break;
 					}
diff --git a/src/Bindings/LuaState.cpp b/src/Bindings/LuaState.cpp
index d49cd8ef3..ac5ce47e1 100644
--- a/src/Bindings/LuaState.cpp
+++ b/src/Bindings/LuaState.cpp
@@ -1018,9 +1018,7 @@ void cLuaState::LogStackTrace(lua_State * a_LuaState)
 	int depth = 0;
 	while (lua_getstack(a_LuaState, depth, &entry))
 	{
-		int status = lua_getinfo(a_LuaState, "Sln", &entry);
-		assert(status);
-
+		lua_getinfo(a_LuaState, "Sln", &entry);
 		LOGWARNING("  %s(%d): %s", entry.short_src, entry.currentline, entry.name ? entry.name : "(no name)");
 		depth++;
 	}
@@ -1066,11 +1064,13 @@ int cLuaState::CallFunctionWithForeignParams(
 	{
 		// Something went wrong, fix the stack and exit
 		lua_pop(m_LuaState, 2);
+		m_NumCurrentFunctionArgs = -1;
+		m_CurrentFunctionName.clear();
 		return -1;
 	}
 	
 	// Call the function, with an error handler:
-	int s = lua_pcall(m_LuaState, a_SrcParamEnd - a_SrcParamStart + 1, LUA_MULTRET, OldTop);
+	int s = lua_pcall(m_LuaState, a_SrcParamEnd - a_SrcParamStart + 1, LUA_MULTRET, OldTop + 1);
 	if (ReportErrors(s))
 	{
 		LOGWARN("Error while calling function '%s' in '%s'", a_FunctionName.c_str(), m_SubsystemName.c_str());
@@ -1081,11 +1081,19 @@ int cLuaState::CallFunctionWithForeignParams(
 		{
 			lua_pop(m_LuaState, CurTop - OldTop);
 		}
-		return -1;
+		
+		// Reset the internal checking mechanisms:
+		m_NumCurrentFunctionArgs = -1;
+		m_CurrentFunctionName.clear();
+		
+		// Make Lua think everything is okay and return 0 values, so that plugins continue executing.
+		// The failure is indicated by the zero return values.
+		return 0;
 	}
 	
 	// Reset the internal checking mechanisms:
 	m_NumCurrentFunctionArgs = -1;
+	m_CurrentFunctionName.clear();
 	
 	// Remove the error handler from the stack:
 	lua_remove(m_LuaState, OldTop + 1);
@@ -1152,6 +1160,7 @@ int cLuaState::CopyStackFrom(cLuaState & a_SrcLuaState, int a_SrcStart, int a_Sr
 				// Copy the value:
 				void * ud = tolua_touserdata(a_SrcLuaState, i, NULL);
 				tolua_pushusertype(m_LuaState, ud, type);
+				break;
 			}
 			default:
 			{
diff --git a/src/Bindings/ManualBindings.cpp b/src/Bindings/ManualBindings.cpp
index dbaf32756..9ebdc4b22 100644
--- a/src/Bindings/ManualBindings.cpp
+++ b/src/Bindings/ManualBindings.cpp
@@ -1593,9 +1593,9 @@ static int tolua_cPluginManager_CallPlugin(lua_State * tolua_S)
 		int m_NumReturns;
 
 		cCallback(const AString & a_FunctionName, cLuaState & a_SrcLuaState) :
+			m_NumReturns(0),
 			m_FunctionName(a_FunctionName),
-			m_SrcLuaState(a_SrcLuaState),
-			m_NumReturns(0)
+			m_SrcLuaState(a_SrcLuaState)
 		{
 		}
 	protected:
diff --git a/src/BiomeDef.cpp b/src/BiomeDef.cpp
index 89a1cdefb..3fba93e8a 100644
--- a/src/BiomeDef.cpp
+++ b/src/BiomeDef.cpp
@@ -13,8 +13,16 @@ EMCSBiome StringToBiome(const AString & a_BiomeString)
 	int res = atoi(a_BiomeString.c_str());
 	if ((res != 0) || (a_BiomeString.compare("0") == 0))
 	{
-		// It was a valid number
-		return (EMCSBiome)res;
+		if ((res >= biFirstBiome) && (res < biNumBiomes))
+		{
+			return (EMCSBiome)res;
+		}
+		else if ((res >= biFirstVariantBiome) && (res < biNumVariantBiomes))
+		{
+			return (EMCSBiome)res;
+		}
+		// It was an invalid number
+		return biInvalidBiome;
 	}
 	
 	// Convert using the built-in map:
@@ -100,7 +108,7 @@ EMCSBiome StringToBiome(const AString & a_BiomeString)
 			return BiomeMap[i].m_Biome;
 		}
 	}  // for i - BiomeMap[]
-	return (EMCSBiome)-1;
+	return biInvalidBiome;
 }
 
 
diff --git a/src/BiomeDef.h b/src/BiomeDef.h
index df1e387f0..474d4df76 100644
--- a/src/BiomeDef.h
+++ b/src/BiomeDef.h
@@ -20,6 +20,9 @@ BiomeIDs over 255 are used by MCServer internally and are translated to MC biome
 */
 enum EMCSBiome
 {
+	biInvalidBiome     = -1,
+
+	biFirstBiome       = 0,
 	biOcean            = 0,
 	biPlains           = 1,
 	biDesert           = 2,
@@ -74,6 +77,7 @@ enum EMCSBiome
 	biVariant = 128,
 	
 	// Release 1.7 biome variants:
+	biFirstVariantBiome    = 129,
 	biSunflowerPlains      = 129,
 	biDesertM              = 130,
 	biExtremeHillsM        = 131,
@@ -95,9 +99,12 @@ enum EMCSBiome
 	biMesaBryce            = 165,
 	biMesaPlateauFM        = 166,
 	biMesaPlateauM         = 167,
+	// Automatically capture the maximum consecutive biome value into biVarientMaxBiome:
+	biNumVariantBiomes,  // True number of biomes, since they are zero-based
+	biMaxVariantBiome = biNumVariantBiomes - 1,  // The maximum biome value
 } ;
 
-/// Translates a biome string to biome enum. Takes either a number or a biome alias (built-in). Returns -1 on failure.
+/// Translates a biome string to biome enum. Takes either a number or a biome alias (built-in). Returns biInvalidBiome on failure.
 extern EMCSBiome StringToBiome(const AString & a_BiomeString);
 
 /// Returns true if the biome has no downfall - deserts and savannas
diff --git a/src/BlockID.h b/src/BlockID.h
index f53440ec8..d5b3da672 100644
--- a/src/BlockID.h
+++ b/src/BlockID.h
@@ -500,6 +500,11 @@ enum
 	E_META_PLANKS_BIRCH   = 2,
 	E_META_PLANKS_JUNGLE  = 3,
 	
+	// E_BLOCK_QUARTZ_BLOCK metas:
+	E_META_QUARTZ_NORMAL = 0,
+	E_META_QUARTZ_CHISELLED = 1,
+	E_META_QUARTZ_PILLAR = 2,
+
 	// E_BLOCK_RAIL metas
 	E_META_RAIL_ZM_ZP              = 0,
 	E_META_RAIL_XM_XP              = 1,
diff --git a/src/Blocks/BlockBed.cpp b/src/Blocks/BlockBed.cpp
index 8f291ad1f..a6f3c36b6 100644
--- a/src/Blocks/BlockBed.cpp
+++ b/src/Blocks/BlockBed.cpp
@@ -7,7 +7,7 @@
 
 void cBlockBedHandler::OnPlacedByPlayer(
 	cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player,
-	int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace,
+	int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
 	int a_CursorX, int a_CursorY, int a_CursorZ,
 	BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta
 )
@@ -51,7 +51,7 @@ void cBlockBedHandler::OnDestroyed(cChunkInterface & a_ChunkInterface, cWorldInt
 
 
 
-void cBlockBedHandler::OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ)
+void cBlockBedHandler::OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ)
 {
 	if (a_WorldInterface.GetDimension() != dimOverworld)
 	{
diff --git a/src/Blocks/BlockBed.h b/src/Blocks/BlockBed.h
index 0b86fe5e7..caec2b56f 100644
--- a/src/Blocks/BlockBed.h
+++ b/src/Blocks/BlockBed.h
@@ -20,9 +20,9 @@ public:
 	}
 
 
-	virtual void OnPlacedByPlayer(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override;
+	virtual void OnPlacedByPlayer(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override;
 	virtual void OnDestroyed(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, int a_BlockX, int a_BlockY, int a_BlockZ) override;
-	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override;
+	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override;
 
 
 	virtual bool IsUseable(void) override
diff --git a/src/Blocks/BlockButton.h b/src/Blocks/BlockButton.h
index 5567c1942..f2a2885be 100644
--- a/src/Blocks/BlockButton.h
+++ b/src/Blocks/BlockButton.h
@@ -16,7 +16,7 @@ public:
 	}
 
 	
-	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
+	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
 	{
 		// Set p the ON bit to on
 		NIBBLETYPE Meta = (a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) | 0x08);
@@ -44,7 +44,7 @@ public:
 	
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
@@ -61,7 +61,7 @@ public:
 	}
 
 
-	inline static NIBBLETYPE BlockFaceToMetaData(char a_BlockFace)
+	inline static NIBBLETYPE BlockFaceToMetaData(eBlockFace a_BlockFace)
 	{
 		switch (a_BlockFace)
 		{
@@ -77,7 +77,7 @@ public:
 		}
 	}
 
-	inline static NIBBLETYPE BlockMetaDataToBlockFace(NIBBLETYPE a_Meta)
+	inline static eBlockFace BlockMetaDataToBlockFace(NIBBLETYPE a_Meta)
 	{
 		switch (a_Meta & 0x7)
 		{
diff --git a/src/Blocks/BlockCarpet.h b/src/Blocks/BlockCarpet.h
index 757d62c33..33dc1da6c 100644
--- a/src/Blocks/BlockCarpet.h
+++ b/src/Blocks/BlockCarpet.h
@@ -32,7 +32,7 @@ public:
 	
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Blocks/BlockChest.h b/src/Blocks/BlockChest.h
index 014b98063..02ecc4346 100644
--- a/src/Blocks/BlockChest.h
+++ b/src/Blocks/BlockChest.h
@@ -21,7 +21,7 @@ public:
 	
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
@@ -67,7 +67,7 @@ public:
 
 	virtual void OnPlacedByPlayer(
 		cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, 
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace,
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta
 	) override
@@ -110,9 +110,11 @@ public:
 		return "step.wood";
 	}
 	
-	virtual bool CanBeAt(cChunkInterface & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ, const cChunk & a_Chunk) override
+	virtual bool CanBeAt(cChunkInterface & a_ChunkInterface, int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
 	{
-		return CanBeAt(a_ChunkInterface, a_BlockX, a_BlockY, a_BlockZ);
+		int BlockX = a_RelX + a_Chunk.GetPosX() * cChunkDef::Width;
+		int BlockZ = a_RelZ + a_Chunk.GetPosZ() * cChunkDef::Width;
+		return CanBeAt(a_ChunkInterface, BlockX, a_RelY, BlockZ);
 	}
 
 	
diff --git a/src/Blocks/BlockComparator.h b/src/Blocks/BlockComparator.h
index 3b32efd6b..aba390d9d 100644
--- a/src/Blocks/BlockComparator.h
+++ b/src/Blocks/BlockComparator.h
@@ -18,7 +18,7 @@ public:
 	}
 
 	
-	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
+	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
 	{
 		NIBBLETYPE Meta = a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ);
 		Meta ^= 0x04; // Toggle 3rd (addition/subtraction) bit with XOR
@@ -47,7 +47,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace,
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 		) override
diff --git a/src/Blocks/BlockDoor.cpp b/src/Blocks/BlockDoor.cpp
index 9d891f2b2..2ff5c1c37 100644
--- a/src/Blocks/BlockDoor.cpp
+++ b/src/Blocks/BlockDoor.cpp
@@ -43,7 +43,7 @@ void cBlockDoorHandler::OnDestroyed(cChunkInterface & a_ChunkInterface, cWorldIn
 
 
 
-void cBlockDoorHandler::OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ)
+void cBlockDoorHandler::OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ)
 {
 	if (a_ChunkInterface.GetBlock(a_BlockX, a_BlockY, a_BlockZ) == E_BLOCK_WOODEN_DOOR)
 	{
@@ -57,7 +57,7 @@ void cBlockDoorHandler::OnUse(cChunkInterface & a_ChunkInterface, cWorldInterfac
 
 void cBlockDoorHandler::OnPlacedByPlayer(
 	cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player,
-	int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace,
+	int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
 	int a_CursorX, int a_CursorY, int a_CursorZ,
 	BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta
 )
diff --git a/src/Blocks/BlockDoor.h b/src/Blocks/BlockDoor.h
index 2da561952..ef0dbb787 100644
--- a/src/Blocks/BlockDoor.h
+++ b/src/Blocks/BlockDoor.h
@@ -15,13 +15,13 @@ public:
 	cBlockDoorHandler(BLOCKTYPE a_BlockType);
 
 	virtual void OnDestroyed(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, int a_BlockX, int a_BlockY, int a_BlockZ) override;
-	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override;
+	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override;
 	virtual const char * GetStepSound(void) override;
 	
 	
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
@@ -54,7 +54,7 @@ public:
 
 	virtual void OnPlacedByPlayer(
 		cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace,
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta
 	) override;
diff --git a/src/Blocks/BlockDropSpenser.h b/src/Blocks/BlockDropSpenser.h
index 0c285612e..30d347ec9 100644
--- a/src/Blocks/BlockDropSpenser.h
+++ b/src/Blocks/BlockDropSpenser.h
@@ -23,7 +23,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Blocks/BlockEnderchest.h b/src/Blocks/BlockEnderchest.h
index 7ea09cd4c..b4b0b995d 100644
--- a/src/Blocks/BlockEnderchest.h
+++ b/src/Blocks/BlockEnderchest.h
@@ -24,7 +24,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace,
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 		) override
diff --git a/src/Blocks/BlockEntity.h b/src/Blocks/BlockEntity.h
index f05bf16b1..7f86a22b2 100644
--- a/src/Blocks/BlockEntity.h
+++ b/src/Blocks/BlockEntity.h
@@ -15,7 +15,7 @@ public:
 	{
 	}
 	
-	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer *a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
+	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer *a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
 	{
 		a_ChunkInterface.UseBlockEntity(a_Player, a_BlockX, a_BlockY, a_BlockZ);
 	}
diff --git a/src/Blocks/BlockFenceGate.h b/src/Blocks/BlockFenceGate.h
index 2d0cfb8fd..fb984f345 100644
--- a/src/Blocks/BlockFenceGate.h
+++ b/src/Blocks/BlockFenceGate.h
@@ -19,7 +19,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
@@ -30,7 +30,7 @@ public:
 	}
 
 
-	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
+	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
 	{
 		NIBBLETYPE OldMetaData = a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ);
 		NIBBLETYPE NewMetaData = PlayerYawToMetaData(a_Player->GetYaw());
diff --git a/src/Blocks/BlockFurnace.h b/src/Blocks/BlockFurnace.h
index bbc50de9f..27ef2689f 100644
--- a/src/Blocks/BlockFurnace.h
+++ b/src/Blocks/BlockFurnace.h
@@ -27,7 +27,7 @@ public:
 	
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Blocks/BlockHandler.cpp b/src/Blocks/BlockHandler.cpp
index c16f255b8..6c9bbeb02 100644
--- a/src/Blocks/BlockHandler.cpp
+++ b/src/Blocks/BlockHandler.cpp
@@ -49,6 +49,7 @@
 #include "BlockPlanks.h"
 #include "BlockPortal.h"
 #include "BlockPumpkin.h"
+#include "BlockQuartz.h"
 #include "BlockRail.h"
 #include "BlockRedstone.h"
 #include "BlockRedstoneLamp.h"
@@ -56,6 +57,7 @@
 #include "BlockRedstoneTorch.h"
 #include "BlockSand.h"
 #include "BlockSapling.h"
+#include "BlockSideways.h"
 #include "BlockSign.h"
 #include "BlockSlab.h"
 #include "BlockSnow.h"
@@ -67,7 +69,6 @@
 #include "BlockTorch.h"
 #include "BlockTrapdoor.h"
 #include "BlockVine.h"
-#include "BlockWood.h"
 #include "BlockWorkbench.h"
 
 
@@ -144,6 +145,7 @@ cBlockHandler * cBlockHandler::CreateBlockHandler(BLOCKTYPE a_BlockType)
 		case E_BLOCK_GLASS:                 return new cBlockGlassHandler           (a_BlockType);
 		case E_BLOCK_GRASS:                 return new cBlockDirtHandler            (a_BlockType);
 		case E_BLOCK_GRAVEL:                return new cBlockGravelHandler          (a_BlockType);
+		case E_BLOCK_HAY_BALE:              return new cBlockSidewaysHandler        (a_BlockType);
 		case E_BLOCK_HOPPER:                return new cBlockHopperHandler          (a_BlockType);
 		case E_BLOCK_ICE:                   return new cBlockIceHandler             (a_BlockType);
 		case E_BLOCK_INACTIVE_COMPARATOR:   return new cBlockComparatorHandler      (a_BlockType);
@@ -158,14 +160,14 @@ cBlockHandler * cBlockHandler::CreateBlockHandler(BLOCKTYPE a_BlockType)
 		case E_BLOCK_LAVA:                  return new cBlockLavaHandler            (a_BlockType);
 		case E_BLOCK_LEAVES:                return new cBlockLeavesHandler          (a_BlockType);
 		case E_BLOCK_LIT_FURNACE:           return new cBlockFurnaceHandler         (a_BlockType);
-		case E_BLOCK_LOG:                   return new cBlockWoodHandler            (a_BlockType);
+		case E_BLOCK_LOG:                   return new cBlockSidewaysHandler        (a_BlockType);
 		case E_BLOCK_MELON:                 return new cBlockMelonHandler           (a_BlockType);
 		case E_BLOCK_MELON_STEM:            return new cBlockStemsHandler           (a_BlockType);
 		case E_BLOCK_MYCELIUM:              return new cBlockMyceliumHandler        (a_BlockType);
 		case E_BLOCK_NETHER_BRICK_STAIRS:   return new cBlockStairsHandler          (a_BlockType);
 		case E_BLOCK_NETHER_PORTAL:         return new cBlockPortalHandler          (a_BlockType);
 		case E_BLOCK_NETHER_WART:           return new cBlockNetherWartHandler      (a_BlockType);
-		case E_BLOCK_NEW_LOG:               return new cBlockWoodHandler            (a_BlockType);
+		case E_BLOCK_NEW_LOG:               return new cBlockSidewaysHandler        (a_BlockType);
 		case E_BLOCK_NOTE_BLOCK:            return new cBlockNoteHandler            (a_BlockType);
 		case E_BLOCK_PISTON:                return new cBlockPistonHandler          (a_BlockType);
 		case E_BLOCK_PISTON_EXTENSION:      return new cBlockPistonHeadHandler      (           );
@@ -174,6 +176,7 @@ cBlockHandler * cBlockHandler::CreateBlockHandler(BLOCKTYPE a_BlockType)
 		case E_BLOCK_POWERED_RAIL:          return new cBlockRailHandler            (a_BlockType);
 		case E_BLOCK_PUMPKIN:               return new cBlockPumpkinHandler         (a_BlockType);
 		case E_BLOCK_PUMPKIN_STEM:          return new cBlockStemsHandler           (a_BlockType);
+		case E_BLOCK_QUARTZ_BLOCK:          return new cBlockQuartzHandler          (a_BlockType);
 		case E_BLOCK_QUARTZ_STAIRS:         return new cBlockStairsHandler          (a_BlockType);
 		case E_BLOCK_RAIL:                  return new cBlockRailHandler            (a_BlockType);
 		case E_BLOCK_REDSTONE_LAMP_ON:      return new cBlockRedstoneLampHandler    (a_BlockType); // We need this to change pickups to an off lamp; else 1.7+ clients crash
@@ -247,7 +250,7 @@ cBlockHandler::cBlockHandler(BLOCKTYPE a_BlockType)
 
 bool cBlockHandler::GetPlacementBlockTypeMeta(
 	cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-	int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+	int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 	int a_CursorX, int a_CursorY, int a_CursorZ,
 	BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 )
@@ -270,7 +273,7 @@ void cBlockHandler::OnUpdate(cChunkInterface & cChunkInterface, cWorldInterface
 
 
 
-void cBlockHandler::OnPlacedByPlayer(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
+void cBlockHandler::OnPlacedByPlayer(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
 {
 }
 
@@ -344,7 +347,7 @@ void cBlockHandler::OnDigging(cChunkInterface & a_ChunkInterface, cWorldInterfac
 
 
 
-void cBlockHandler::OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer *a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ)
+void cBlockHandler::OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer *a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ)
 {
 }
 
diff --git a/src/Blocks/BlockHandler.h b/src/Blocks/BlockHandler.h
index 44b15bce1..a2913d7f8 100644
--- a/src/Blocks/BlockHandler.h
+++ b/src/Blocks/BlockHandler.h
@@ -35,7 +35,7 @@ public:
 	*/
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	);
@@ -46,7 +46,7 @@ public:
 	/// Called by cClientHandle::HandlePlaceBlock() after the player has placed a new block. Called after OnPlaced().
 	virtual void OnPlacedByPlayer(
 		cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, 
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta
 	);
@@ -67,7 +67,7 @@ public:
 	virtual void OnDigging(cChunkInterface & cChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ);
 	
 	/// Called if the user right clicks the block and the block is useable
-	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ);
+	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ);
 	
 	/// <summary>Called when the item is mined to convert it into pickups. Pickups may specify multiple items. Appends items to a_Pickups, preserves its original contents</summary>
 	virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_BlockMeta);
diff --git a/src/Blocks/BlockHopper.h b/src/Blocks/BlockHopper.h
index aa0317660..59b84aa0e 100644
--- a/src/Blocks/BlockHopper.h
+++ b/src/Blocks/BlockHopper.h
@@ -19,7 +19,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Blocks/BlockLadder.h b/src/Blocks/BlockLadder.h
index 5c2b542c0..6a105d5c9 100644
--- a/src/Blocks/BlockLadder.h
+++ b/src/Blocks/BlockLadder.h
@@ -20,7 +20,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
@@ -41,37 +41,38 @@ public:
 	}
 
 
-	static NIBBLETYPE DirectionToMetaData(char a_Direction)  // tolua_export
+	static NIBBLETYPE DirectionToMetaData(eBlockFace a_Direction)  // tolua_export
 	{  // tolua_export
 		switch (a_Direction)
 		{
-			case 0x2: return 0x2;
-			case 0x3: return 0x3;
-			case 0x4: return 0x4;
-			case 0x5: return 0x5;
+			case BLOCK_FACE_ZM: return 0x2;
+			case BLOCK_FACE_ZP: return 0x3;
+			case BLOCK_FACE_XM: return 0x4;
+			case BLOCK_FACE_XP: return 0x5;
 			default:  return 0x2;
 		}
 	}  // tolua_export
 
 
-	static char MetaDataToDirection(NIBBLETYPE a_MetaData)  // tolua_export
+	static eBlockFace MetaDataToDirection(NIBBLETYPE a_MetaData)  // tolua_export
 	{														// tolua_export
 		switch (a_MetaData)
 		{
-			case 0x2: return 0x2;
-			case 0x3: return 0x3;
-			case 0x4: return 0x4;
-			case 0x5: return 0x5;
-			default:  return 0x2;
+			case 0x2: return BLOCK_FACE_ZM;
+			case 0x3: return BLOCK_FACE_ZP;
+			case 0x4: return BLOCK_FACE_XM;
+			case 0x5: return BLOCK_FACE_XP;
+			default:  return BLOCK_FACE_ZM;
 		}
 	}  // tolua_export
 
 
 	/// Finds a suitable Direction for the Ladder. Returns BLOCK_FACE_BOTTOM on failure
-	static char FindSuitableBlockFace(cChunkInterface & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ)
+	static eBlockFace FindSuitableBlockFace(cChunkInterface & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ)
 	{
-		for (int Face = 2; Face <= 5; Face++)
+		for (int FaceInt = BLOCK_FACE_ZM; FaceInt <= BLOCK_FACE_XP; FaceInt++)
 		{
+			eBlockFace Face = static_cast<eBlockFace>(FaceInt);
 			if (LadderCanBePlacedAt(a_ChunkInterface, a_BlockX, a_BlockY, a_BlockZ, Face))
 			{
 				return Face;
@@ -81,7 +82,7 @@ public:
 	}
 	
 
-	static bool LadderCanBePlacedAt(cChunkInterface & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace)
+	static bool LadderCanBePlacedAt(cChunkInterface & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace)
 	{
 		if ((a_BlockFace == BLOCK_FACE_BOTTOM) || (a_BlockFace == BLOCK_FACE_TOP))
 		{
@@ -97,7 +98,7 @@ public:
 	virtual bool CanBeAt(cChunkInterface & a_ChunkInterface,int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
 	{
 		// TODO: Use AdjustCoordsByMeta(), then cChunk::UnboundedRelGetBlock() and finally some comparison
-		char BlockFace = MetaDataToDirection(a_Chunk.GetMeta(a_RelX, a_RelY, a_RelZ));
+		eBlockFace BlockFace = MetaDataToDirection(a_Chunk.GetMeta(a_RelX, a_RelY, a_RelZ));
 		int BlockX = a_RelX + a_Chunk.GetPosX() * cChunkDef::Width;
 		int BlockZ = a_RelZ + a_Chunk.GetPosZ() * cChunkDef::Width;
 		return LadderCanBePlacedAt(a_ChunkInterface, BlockX, a_RelY, BlockZ, BlockFace);
diff --git a/src/Blocks/BlockLever.h b/src/Blocks/BlockLever.h
index cb65cd03c..8b4126873 100644
--- a/src/Blocks/BlockLever.h
+++ b/src/Blocks/BlockLever.h
@@ -15,7 +15,7 @@ public:
 	{
 	}
 	
-	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
+	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
 	{
 		// Flip the ON bit on/off using the XOR bitwise operation
 		NIBBLETYPE Meta = (a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) ^ 0x08);
@@ -40,7 +40,7 @@ public:
 	
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
@@ -51,7 +51,7 @@ public:
 	}
 
 
-	inline static NIBBLETYPE LeverDirectionToMetaData(char a_Dir)
+	inline static NIBBLETYPE LeverDirectionToMetaData(eBlockFace a_Dir)
 	{
 		// Determine lever direction:
 		switch (a_Dir)
@@ -73,7 +73,7 @@ public:
 	}
 
 
-	inline static NIBBLETYPE BlockMetaDataToBlockFace(NIBBLETYPE a_Meta)
+	inline static eBlockFace BlockMetaDataToBlockFace(NIBBLETYPE a_Meta)
 	{
 		switch (a_Meta & 0x7)
 		{
diff --git a/src/Blocks/BlockPiston.cpp b/src/Blocks/BlockPiston.cpp
index e960d23e4..542eb33b5 100644
--- a/src/Blocks/BlockPiston.cpp
+++ b/src/Blocks/BlockPiston.cpp
@@ -54,7 +54,7 @@ void cBlockPistonHandler::OnDestroyed(cChunkInterface & a_ChunkInterface, cWorld
 
 bool cBlockPistonHandler::GetPlacementBlockTypeMeta(
 	cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-	int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+	int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 	int a_CursorX, int a_CursorY, int a_CursorZ,
 	BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 )
diff --git a/src/Blocks/BlockPiston.h b/src/Blocks/BlockPiston.h
index de40afdd6..7632b5e5a 100644
--- a/src/Blocks/BlockPiston.h
+++ b/src/Blocks/BlockPiston.h
@@ -17,7 +17,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override;
diff --git a/src/Blocks/BlockPlanks.h b/src/Blocks/BlockPlanks.h
index 483761b5f..2a99a455e 100644
--- a/src/Blocks/BlockPlanks.h
+++ b/src/Blocks/BlockPlanks.h
@@ -18,7 +18,7 @@ public:
 	
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Blocks/BlockPortal.h b/src/Blocks/BlockPortal.h
index dc916990e..21bcbdeea 100644
--- a/src/Blocks/BlockPortal.h
+++ b/src/Blocks/BlockPortal.h
@@ -18,7 +18,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Blocks/BlockPumpkin.h b/src/Blocks/BlockPumpkin.h
index 4a33d1d16..349f52605 100644
--- a/src/Blocks/BlockPumpkin.h
+++ b/src/Blocks/BlockPumpkin.h
@@ -14,7 +14,7 @@ public:
 	{
 	}
 	
-	virtual void OnPlacedByPlayer(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override
+	virtual void OnPlacedByPlayer(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override
 	{
 		// Check whether the pumpkin is a part of a golem or a snowman
 		
@@ -80,7 +80,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Blocks/BlockQuartz.h b/src/Blocks/BlockQuartz.h
new file mode 100644
index 000000000..9cc51490f
--- /dev/null
+++ b/src/Blocks/BlockQuartz.h
@@ -0,0 +1,67 @@
+
+#pragma once
+
+#include "BlockHandler.h"
+
+
+
+
+
+class cBlockQuartzHandler : public cBlockHandler
+{
+public:
+	cBlockQuartzHandler(BLOCKTYPE a_BlockType)
+		: cBlockHandler(a_BlockType)
+	{
+	}
+
+
+	virtual bool GetPlacementBlockTypeMeta(
+		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
+		int a_CursorX, int a_CursorY, int a_CursorZ,
+		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
+	) override
+	{
+		a_BlockType = m_BlockType;
+		NIBBLETYPE Meta = (NIBBLETYPE)(a_Player->GetEquippedItem().m_ItemDamage);
+		if (Meta != E_META_QUARTZ_PILLAR) // Check if the block is a pillar block.
+		{
+			a_BlockMeta = Meta;
+			return true;
+		}
+
+		a_BlockMeta = BlockFaceToMetaData(a_BlockFace, Meta);
+		return true;
+	}
+
+	inline static NIBBLETYPE BlockFaceToMetaData(eBlockFace a_BlockFace, NIBBLETYPE a_QuartzMeta)
+	{
+		switch (a_BlockFace)
+		{
+			case BLOCK_FACE_YM:
+			case BLOCK_FACE_YP:
+			{
+				return a_QuartzMeta; // Top or bottom, just return original
+			}
+
+			case BLOCK_FACE_ZP:
+			case BLOCK_FACE_ZM:
+			{
+				return 0x4; // North or south
+			}
+
+			case BLOCK_FACE_XP:
+			case BLOCK_FACE_XM:
+			{
+				return 0x3; // East or west
+			}
+
+			default:
+			{
+				ASSERT(!"Unhandled block face!");
+				return a_QuartzMeta; // No idea, give a special meta (all sides the same)
+			}
+		}
+	}
+} ;
diff --git a/src/Blocks/BlockRail.h b/src/Blocks/BlockRail.h
index 65c6889de..52d6f60b3 100644
--- a/src/Blocks/BlockRail.h
+++ b/src/Blocks/BlockRail.h
@@ -31,7 +31,7 @@ public:
 	
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
@@ -344,7 +344,7 @@ public:
 	}
 
 
-	bool IsNotConnected(cChunkInterface  & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, char a_Pure = 0)
+	bool IsNotConnected(cChunkInterface  & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, char a_Pure = 0)
 	{
 		AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, a_BlockFace, false);
 		NIBBLETYPE Meta;
diff --git a/src/Blocks/BlockRedstoneRepeater.h b/src/Blocks/BlockRedstoneRepeater.h
index a48fed8b6..eb0918acf 100644
--- a/src/Blocks/BlockRedstoneRepeater.h
+++ b/src/Blocks/BlockRedstoneRepeater.h
@@ -20,7 +20,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace,
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 		) override
@@ -31,7 +31,7 @@ public:
 	}
 	
 
-	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
+	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
 	{
 		a_ChunkInterface.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, ((a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) + 0x04) & 0x0f));
 	}
diff --git a/src/Blocks/BlockWood.h b/src/Blocks/BlockSideways.h
index cf49d0745..69c0a7230 100644
--- a/src/Blocks/BlockWood.h
+++ b/src/Blocks/BlockSideways.h
@@ -7,10 +7,10 @@
 
 
 
-class cBlockWoodHandler : public cBlockHandler
+class cBlockSidewaysHandler : public cBlockHandler
 {
 public:
-	cBlockWoodHandler(BLOCKTYPE a_BlockType)
+	cBlockSidewaysHandler(BLOCKTYPE a_BlockType)
 		: cBlockHandler(a_BlockType)
 	{
 	}
@@ -18,7 +18,7 @@ public:
 	
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
@@ -30,7 +30,7 @@ public:
 	}
 
 	
-	inline static NIBBLETYPE BlockFaceToMetaData(char a_BlockFace, NIBBLETYPE a_WoodMeta)
+	inline static NIBBLETYPE BlockFaceToMetaData(eBlockFace a_BlockFace, NIBBLETYPE a_WoodMeta)
 	{
 		switch (a_BlockFace)
 		{
diff --git a/src/Blocks/BlockSign.h b/src/Blocks/BlockSign.h
index dced0008c..cd0c02a40 100644
--- a/src/Blocks/BlockSign.h
+++ b/src/Blocks/BlockSign.h
@@ -45,7 +45,7 @@ public:
 	}
 	
 	
-	static char DirectionToMetaData(char a_Direction)
+	static char DirectionToMetaData(eBlockFace a_Direction)
 	{
 		switch (a_Direction)
 		{
@@ -64,7 +64,7 @@ public:
 
 	virtual void OnPlacedByPlayer(
 		cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace,
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta
 	) override
diff --git a/src/Blocks/BlockSlab.h b/src/Blocks/BlockSlab.h
index 51e78393a..3628303ce 100644
--- a/src/Blocks/BlockSlab.h
+++ b/src/Blocks/BlockSlab.h
@@ -34,7 +34,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Blocks/BlockSnow.h b/src/Blocks/BlockSnow.h
index b79ef9f64..a3daf0393 100644
--- a/src/Blocks/BlockSnow.h
+++ b/src/Blocks/BlockSnow.h
@@ -19,7 +19,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Blocks/BlockStairs.h b/src/Blocks/BlockStairs.h
index d50014dd1..c1887bc46 100644
--- a/src/Blocks/BlockStairs.h
+++ b/src/Blocks/BlockStairs.h
@@ -20,7 +20,7 @@ public:
 	
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Blocks/BlockTorch.h b/src/Blocks/BlockTorch.h
index c3b25c899..f2a4c8665 100644
--- a/src/Blocks/BlockTorch.h
+++ b/src/Blocks/BlockTorch.h
@@ -19,7 +19,7 @@ public:
 	
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
@@ -57,7 +57,7 @@ public:
 	}
 	
 
-	inline static NIBBLETYPE DirectionToMetaData(char a_Direction)
+	inline static NIBBLETYPE DirectionToMetaData(eBlockFace a_Direction)
 	{
 		switch (a_Direction)
 		{
@@ -77,7 +77,7 @@ public:
 	}
 	
 
-	inline static char MetaDataToDirection(NIBBLETYPE a_MetaData)
+	inline static eBlockFace MetaDataToDirection(NIBBLETYPE a_MetaData)
 	{
 		switch (a_MetaData)
 		{
@@ -93,11 +93,11 @@ public:
 				break;
 			}
 		}
-		return 0;
+		return BLOCK_FACE_TOP;
 	}
 
 
-	static bool CanBePlacedOn(BLOCKTYPE a_BlockType, char a_BlockFace)
+	static bool CanBePlacedOn(BLOCKTYPE a_BlockType, eBlockFace a_BlockFace)
 	{
 		if ( !g_BlockFullyOccupiesVoxel[a_BlockType] )
 		{
@@ -111,11 +111,12 @@ public:
 	
 	
 	/// Finds a suitable face to place the torch, returning BLOCK_FACE_NONE on failure
-	static char FindSuitableFace(cChunkInterface & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ)
+	static eBlockFace FindSuitableFace(cChunkInterface & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ)
 	{
 		for (int i = BLOCK_FACE_YM; i <= BLOCK_FACE_XP; i++) // Loop through all directions
 		{
-			AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, i, true);
+			eBlockFace Face = static_cast<eBlockFace>(i);
+			AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, Face, true);
 			BLOCKTYPE BlockInQuestion = a_ChunkInterface.GetBlock(a_BlockX, a_BlockY, a_BlockZ);
 
 			if ( // If on a block that can only hold a torch if torch is standing on it, return that face
@@ -123,20 +124,20 @@ public:
 				(BlockInQuestion == E_BLOCK_FENCE) ||
 				(BlockInQuestion == E_BLOCK_NETHER_BRICK_FENCE) ||
 				(BlockInQuestion == E_BLOCK_COBBLESTONE_WALL)) &&
-				(i == BLOCK_FACE_TOP)
+				(Face == BLOCK_FACE_TOP)
 				)
 			{
-				return i;
+				return Face;
 			}
 			else if ((g_BlockFullyOccupiesVoxel[BlockInQuestion]) && (i != BLOCK_FACE_BOTTOM))
 			{
 				// Otherwise, if block in that direction is torch placeable and we haven't gotten to it via the bottom face, return that face
-				return i;
+				return Face;
 			}
 			else
 			{
 				// Reset coords in preparation for next iteration
-				AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, i, false);
+				AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, Face, false);
 			}
 		}
 		return BLOCK_FACE_NONE;
@@ -145,7 +146,7 @@ public:
 
 	virtual bool CanBeAt(cChunkInterface & a_ChunkInterface, int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
 	{
-		char Face = MetaDataToDirection(a_Chunk.GetMeta(a_RelX, a_RelY, a_RelZ));
+		eBlockFace Face = MetaDataToDirection(a_Chunk.GetMeta(a_RelX, a_RelY, a_RelZ));
 
 		AddFaceDirection(a_RelX, a_RelY, a_RelZ, Face, true);
 		BLOCKTYPE BlockInQuestion;
diff --git a/src/Blocks/BlockTrapdoor.h b/src/Blocks/BlockTrapdoor.h
index ee595d9c4..47b51db16 100644
--- a/src/Blocks/BlockTrapdoor.h
+++ b/src/Blocks/BlockTrapdoor.h
@@ -32,7 +32,7 @@ public:
 		return true;
 	}
 
-	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
+	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
 	{
 		// Flip the ON bit on/off using the XOR bitwise operation
 		NIBBLETYPE Meta = (a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) ^ 0x04);
@@ -42,7 +42,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace,
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 		) override
@@ -57,7 +57,7 @@ public:
 		return true;
 	}
 	
-	inline static NIBBLETYPE BlockFaceToMetaData(char a_BlockFace)
+	inline static NIBBLETYPE BlockFaceToMetaData(eBlockFace a_BlockFace)
 	{
 		switch (a_BlockFace)
 		{
@@ -73,7 +73,7 @@ public:
 		}
 	}
 
-	inline static NIBBLETYPE BlockMetaDataToBlockFace(NIBBLETYPE a_Meta)
+	inline static eBlockFace BlockMetaDataToBlockFace(NIBBLETYPE a_Meta)
 	{
 		switch (a_Meta & 0x3)
 		{
diff --git a/src/Blocks/BlockVine.h b/src/Blocks/BlockVine.h
index aa0d582b3..ee7dcee8a 100644
--- a/src/Blocks/BlockVine.h
+++ b/src/Blocks/BlockVine.h
@@ -19,7 +19,7 @@ public:
 	
 	virtual bool GetPlacementBlockTypeMeta(
 		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Blocks/BlockWorkbench.h b/src/Blocks/BlockWorkbench.h
index 1c08adb43..70468369c 100644
--- a/src/Blocks/BlockWorkbench.h
+++ b/src/Blocks/BlockWorkbench.h
@@ -19,7 +19,7 @@ public:
 	}
 	
 	
-	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
+	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
 	{
 		cWindow * Window = new cCraftingWindow(a_BlockX, a_BlockY, a_BlockZ);
 		a_Player->OpenWindow(Window);
diff --git a/src/BoundingBox.cpp b/src/BoundingBox.cpp
index d0943d42a..86d4546c7 100644
--- a/src/BoundingBox.cpp
+++ b/src/BoundingBox.cpp
@@ -228,7 +228,7 @@ bool cBoundingBox::IsInside(const Vector3d & a_Min, const Vector3d & a_Max, doub
 
 
 
-bool cBoundingBox::CalcLineIntersection(const Vector3d & a_Line1, const Vector3d & a_Line2, double & a_LineCoeff, char & a_Face)
+bool cBoundingBox::CalcLineIntersection(const Vector3d & a_Line1, const Vector3d & a_Line2, double & a_LineCoeff, eBlockFace & a_Face)
 {
 	return CalcLineIntersection(m_Min, m_Max, a_Line1, a_Line2, a_LineCoeff, a_Face);
 }
@@ -237,7 +237,7 @@ bool cBoundingBox::CalcLineIntersection(const Vector3d & a_Line1, const Vector3d
 
 
 
-bool cBoundingBox::CalcLineIntersection(const Vector3d & a_Min, const Vector3d & a_Max, const Vector3d & a_Line1, const Vector3d & a_Line2, double & a_LineCoeff, char & a_Face)
+bool cBoundingBox::CalcLineIntersection(const Vector3d & a_Min, const Vector3d & a_Max, const Vector3d & a_Line1, const Vector3d & a_Line2, double & a_LineCoeff, eBlockFace & a_Face)
 {
 	if (IsInside(a_Min, a_Max, a_Line1))
 	{
@@ -247,7 +247,7 @@ bool cBoundingBox::CalcLineIntersection(const Vector3d & a_Min, const Vector3d &
 		return true;
 	}
 	
-	char Face = BLOCK_FACE_NONE;
+	eBlockFace Face = BLOCK_FACE_NONE;
 	double Coeff = Vector3d::NO_INTERSECTION;
 	
 	// Check each individual bbox face for intersection with the line, remember the one with the lowest coeff
diff --git a/src/BoundingBox.h b/src/BoundingBox.h
index ff9963989..9ac5f11b8 100644
--- a/src/BoundingBox.h
+++ b/src/BoundingBox.h
@@ -9,6 +9,7 @@
 #pragma once
 
 #include "Vector3d.h"
+#include "Defines.h"
 
 
 
@@ -66,13 +67,13 @@ public:
 	Also calculates the distance along the line in which the intersection occurs (0 .. 1)
 	Only forward collisions (a_LineCoeff >= 0) are returned.
 	*/
-	bool CalcLineIntersection(const Vector3d & a_Line1, const Vector3d & a_Line2, double & a_LineCoeff, char & a_Face);
+	bool CalcLineIntersection(const Vector3d & a_Line1, const Vector3d & a_Line2, double & a_LineCoeff, eBlockFace & a_Face);
 	
 	/** Returns true if the specified bounding box is intersected by the line specified by its two points
 	Also calculates the distance along the line in which the intersection occurs (0 .. 1) and the face hit (BLOCK_FACE_ constants)
 	Only forward collisions (a_LineCoeff >= 0) are returned.
 	*/
-	static bool CalcLineIntersection(const Vector3d & a_Min, const Vector3d & a_Max, const Vector3d & a_Line1, const Vector3d & a_Line2, double & a_LineCoeff, char & a_Face);
+	static bool CalcLineIntersection(const Vector3d & a_Min, const Vector3d & a_Max, const Vector3d & a_Line1, const Vector3d & a_Line2, double & a_LineCoeff, eBlockFace & a_Face);
 	
 	// tolua_end
 	
diff --git a/src/ChunkMap.cpp b/src/ChunkMap.cpp
index db2a1b1d9..6acea903b 100644
--- a/src/ChunkMap.cpp
+++ b/src/ChunkMap.cpp
@@ -1808,7 +1808,7 @@ void cChunkMap::DoExplosionAt(double a_ExplosionSize, double a_BlockX, double a_
 			if (FinalDamage > a_Entity->GetMaxHealth())
 				FinalDamage = a_Entity->GetMaxHealth();
 			else if (FinalDamage < 0)
-				return false;
+				FinalDamage = 0;
 
 			if (!a_Entity->IsTNT()) // Don't apply damage to other TNT entities, they should be invincible
 			{
diff --git a/src/ClientHandle.cpp b/src/ClientHandle.cpp
index 15b614999..1b3ebc3d4 100644
--- a/src/ClientHandle.cpp
+++ b/src/ClientHandle.cpp
@@ -620,7 +620,7 @@ void cClientHandle::HandleCommandBlockMessage(const char* a_Data, unsigned int a
 
 
 
-void cClientHandle::HandleLeftClick(int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, char a_Status)
+void cClientHandle::HandleLeftClick(int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, char a_Status)
 {
 	LOGD("HandleLeftClick: {%i, %i, %i}; Face: %i; Stat: %i",
 		a_BlockX, a_BlockY, a_BlockZ, a_BlockFace, a_Status
@@ -721,7 +721,7 @@ void cClientHandle::HandleLeftClick(int a_BlockX, int a_BlockY, int a_BlockZ, ch
 
 
 
-void cClientHandle::HandleBlockDigStarted(int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, BLOCKTYPE a_OldBlock, NIBBLETYPE a_OldMeta)
+void cClientHandle::HandleBlockDigStarted(int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, BLOCKTYPE a_OldBlock, NIBBLETYPE a_OldMeta)
 {
 	if (
 		m_HasStartedDigging &&
@@ -795,7 +795,7 @@ void cClientHandle::HandleBlockDigStarted(int a_BlockX, int a_BlockY, int a_Bloc
 
 
 
-void cClientHandle::HandleBlockDigFinished(int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, BLOCKTYPE a_OldBlock, NIBBLETYPE a_OldMeta)
+void cClientHandle::HandleBlockDigFinished(int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, BLOCKTYPE a_OldBlock, NIBBLETYPE a_OldMeta)
 {
 	if (
 		!m_HasStartedDigging ||           // Hasn't received the DIG_STARTED packet
@@ -844,7 +844,7 @@ void cClientHandle::HandleBlockDigFinished(int a_BlockX, int a_BlockY, int a_Blo
 
 
 
-void cClientHandle::HandleRightClick(int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, const cItem & a_HeldItem)
+void cClientHandle::HandleRightClick(int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, const cItem & a_HeldItem)
 {
 	LOGD("HandleRightClick: {%d, %d, %d}, face %d, HeldItem: %s",
 		a_BlockX, a_BlockY, a_BlockZ, a_BlockFace, ItemToFullString(a_HeldItem).c_str()
@@ -946,7 +946,7 @@ void cClientHandle::HandleRightClick(int a_BlockX, int a_BlockY, int a_BlockZ, c
 
 
 
-void cClientHandle::HandlePlaceBlock(int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, cItemHandler & a_ItemHandler)
+void cClientHandle::HandlePlaceBlock(int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, cItemHandler & a_ItemHandler)
 {
 	if (a_BlockFace < 0)
 	{
diff --git a/src/ClientHandle.h b/src/ClientHandle.h
index c35289340..d9a86d983 100644
--- a/src/ClientHandle.h
+++ b/src/ClientHandle.h
@@ -181,7 +181,7 @@ public:
 	bool HandleHandshake        (const AString & a_Username);
 	
 	void HandleKeepAlive        (int a_KeepAliveID);
-	void HandleLeftClick        (int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, char a_Status);
+	void HandleLeftClick        (int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, char a_Status);
 	void HandlePing             (void);
 	void HandlePlayerAbilities  (bool a_CanFly, bool a_IsFlying, float FlyingSpeed, float WalkingSpeed);
 	void HandlePlayerLook       (float a_Rotation, float a_Pitch, bool a_IsOnGround);
@@ -189,7 +189,7 @@ public:
 	void HandlePlayerPos        (double a_PosX, double a_PosY, double a_PosZ, double a_Stance, bool a_IsOnGround);
 	void HandlePluginMessage    (const AString & a_Channel, const AString & a_Message);
 	void HandleRespawn          (void);
-	void HandleRightClick       (int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, const cItem & a_HeldItem);
+	void HandleRightClick       (int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, const cItem & a_HeldItem);
 	void HandleSlotSelected     (short a_SlotNum);
 	void HandleSteerVehicle     (float Forward, float Sideways);
 	void HandleTabCompletion    (const AString & a_Text);
@@ -214,7 +214,7 @@ public:
 	void MoveToWorld(cWorld & a_World, bool a_SendRespawnPacket);
 	
 	/// Handles the block placing packet when it is a real block placement (not block-using, item-using or eating)
-	void HandlePlaceBlock(int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, cItemHandler & a_ItemHandler);
+	void HandlePlaceBlock(int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, cItemHandler & a_ItemHandler);
 	
 private:
 
@@ -316,10 +316,10 @@ private:
 	void StreamChunk(int a_ChunkX, int a_ChunkZ);
 	
 	/// Handles the DIG_STARTED dig packet:
-	void HandleBlockDigStarted (int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, BLOCKTYPE a_OldBlock, NIBBLETYPE a_OldMeta);
+	void HandleBlockDigStarted (int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, BLOCKTYPE a_OldBlock, NIBBLETYPE a_OldMeta);
 	
 	/// Handles the DIG_FINISHED dig packet:
-	void HandleBlockDigFinished(int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, BLOCKTYPE a_OldBlock, NIBBLETYPE a_OldMeta);
+	void HandleBlockDigFinished(int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, BLOCKTYPE a_OldBlock, NIBBLETYPE a_OldMeta);
 
 	/// Handles the "MC|AdvCdm" plugin message
 	void HandleCommandBlockMessage(const char* a_Data, unsigned int a_Length);
diff --git a/src/Defines.h b/src/Defines.h
index 177acefdf..290f862ef 100644
--- a/src/Defines.h
+++ b/src/Defines.h
@@ -327,7 +327,7 @@ inline bool IsBlockTypeOfDirt(BLOCKTYPE a_BlockType)
 
 
 
-inline void AddFaceDirection(int & a_BlockX, int & a_BlockY, int & a_BlockZ, char a_BlockFace, bool a_bInverse = false)  // tolua_export
+inline void AddFaceDirection(int & a_BlockX, int & a_BlockY, int & a_BlockZ, eBlockFace a_BlockFace, bool a_bInverse = false)  // tolua_export
 {  // tolua_export
 	if (!a_bInverse)
 	{
@@ -371,7 +371,7 @@ inline void AddFaceDirection(int & a_BlockX, int & a_BlockY, int & a_BlockZ, cha
 
 
 
-inline void AddFaceDirection(int & a_BlockX, unsigned char & a_BlockY, int & a_BlockZ, char a_BlockFace, bool a_bInverse = false)
+inline void AddFaceDirection(int & a_BlockX, unsigned char & a_BlockY, int & a_BlockZ, eBlockFace a_BlockFace, bool a_bInverse = false)
 {
 	int Y = a_BlockY;
 	AddFaceDirection(a_BlockX, Y, a_BlockZ, a_BlockFace, a_bInverse);
@@ -391,8 +391,6 @@ inline void AddFaceDirection(int & a_BlockX, unsigned char & a_BlockY, int & a_B
 
 
 
-
-
 #define PI 3.14159265358979323846264338327950288419716939937510582097494459072381640628620899862803482534211706798f
 
 inline void EulerToVector(double a_Pan, double a_Pitch, double & a_X, double & a_Y, double & a_Z)
diff --git a/src/Entities/Floater.cpp b/src/Entities/Floater.cpp
index dfe77f059..38160a30e 100644
--- a/src/Entities/Floater.cpp
+++ b/src/Entities/Floater.cpp
@@ -35,7 +35,7 @@ public:
 		cBoundingBox EntBox(a_Entity->GetPosition(), a_Entity->GetWidth() / 2, a_Entity->GetHeight());
 
 		double LineCoeff;
-		char Face;
+		eBlockFace Face;
 		EntBox.Expand(m_Floater->GetWidth() / 2, m_Floater->GetHeight() / 2, m_Floater->GetWidth() / 2);
 		if (!EntBox.CalcLineIntersection(m_Pos, m_NextPos, LineCoeff, Face))
 		{
@@ -215,4 +215,4 @@ void cFloater::Tick(float a_Dt, cChunk & a_Chunk)
 	SetSpeedZ(GetSpeedZ() * 0.95);
 
 	BroadcastMovementUpdate();
-}
\ No newline at end of file
+}
diff --git a/src/Entities/ProjectileEntity.cpp b/src/Entities/ProjectileEntity.cpp
index bffa790a3..a3fa9d557 100644
--- a/src/Entities/ProjectileEntity.cpp
+++ b/src/Entities/ProjectileEntity.cpp
@@ -63,7 +63,7 @@ protected:
 			Vector3d Line1 = m_Projectile->GetPosition();
 			Vector3d Line2 = Line1 + m_Projectile->GetSpeed();
 			double LineCoeff = 0;
-			char Face;
+			eBlockFace Face;
 			if (bb.CalcLineIntersection(Line1, Line2, LineCoeff, Face))
 			{
 				Vector3d Intersection = Line1 + m_Projectile->GetSpeed() * LineCoeff;
@@ -138,7 +138,7 @@ public:
 		// 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;
+		eBlockFace Face;
 		EntBox.Expand(m_Projectile->GetWidth() / 2, m_Projectile->GetHeight() / 2, m_Projectile->GetWidth() / 2);
 		if (!EntBox.CalcLineIntersection(m_Pos, m_NextPos, LineCoeff, Face))
 		{
@@ -243,7 +243,7 @@ cProjectileEntity * cProjectileEntity::Create(eKind a_Kind, cEntity * a_Creator,
 
 
 
-void cProjectileEntity::OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace)
+void cProjectileEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
 {
 	// Set the position based on what face was hit:
 	SetPosition(a_HitPos);
@@ -446,7 +446,7 @@ bool cArrowEntity::CanPickup(const cPlayer & a_Player) const
 
 
 
-void cArrowEntity::OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace)
+void cArrowEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
 {
 	if (a_HitFace == BLOCK_FACE_NONE) { return; }
 
@@ -590,7 +590,7 @@ cThrownEggEntity::cThrownEggEntity(cEntity * a_Creator, double a_X, double a_Y,
 
 
 
-void cThrownEggEntity::OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace)
+void cThrownEggEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
 {
 	if (m_World->GetTickRandomNumber(7) == 1)
 	{
@@ -623,7 +623,7 @@ cThrownEnderPearlEntity::cThrownEnderPearlEntity(cEntity * a_Creator, double a_X
 
 
 
-void cThrownEnderPearlEntity::OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace)
+void cThrownEnderPearlEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
 {
 	// Teleport the creator here, make them take 5 damage:
 	if (m_Creator != NULL)
@@ -653,7 +653,7 @@ cThrownSnowballEntity::cThrownSnowballEntity(cEntity * a_Creator, double a_X, do
 
 
 
-void cThrownSnowballEntity::OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace)
+void cThrownSnowballEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
 {
 	// TODO: Apply damage to certain mobs (blaze etc.) and anger all mobs
 	
@@ -677,7 +677,7 @@ super(pkExpBottle, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
 
 
 
-void cExpBottleEntity::OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace)
+void cExpBottleEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
 {
 	// Spawn an experience orb with a reward between 3 and 11.
 	m_World->SpawnExperienceOrb(GetPosX(), GetPosY(), GetPosZ(), 3 + m_World->GetTickRandomNumber(8));
@@ -701,7 +701,7 @@ super(pkFirework, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
 
 
 
-void cFireworkEntity::OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace)
+void cFireworkEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
 {
 	if ((a_HitFace != BLOCK_FACE_BOTTOM) && (a_HitFace != BLOCK_FACE_NONE))
 	{
@@ -784,7 +784,7 @@ void cGhastFireballEntity::Explode(int a_BlockX, int a_BlockY, int a_BlockZ)
 
 
 
-void cGhastFireballEntity::OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace)
+void cGhastFireballEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
 {
 	Destroy();
 	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
@@ -830,7 +830,7 @@ void cFireChargeEntity::Explode(int a_BlockX, int a_BlockY, int a_BlockZ)
 
 
 
-void cFireChargeEntity::OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace)
+void cFireChargeEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
 {
 	Destroy();
 	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
diff --git a/src/Entities/ProjectileEntity.h b/src/Entities/ProjectileEntity.h
index 4721409ee..e80592999 100644
--- a/src/Entities/ProjectileEntity.h
+++ b/src/Entities/ProjectileEntity.h
@@ -49,7 +49,7 @@ public:
 	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);
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace);
 	
 	/// Called by the physics blocktracer when the entity hits another entity
 	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) 
@@ -174,7 +174,7 @@ protected:
 	Vector3i m_HitBlockPos;
 	
 	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace) override;
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
 	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
 	virtual void CollectedBy(cPlayer * a_Player) override;
 	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
@@ -204,7 +204,7 @@ protected:
 	// tolua_end
 	
 	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace) override;
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
 
 	// tolua_begin
 	
@@ -232,7 +232,7 @@ protected:
 	// tolua_end
 	
 	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace) override;
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
 
 	// tolua_begin
 	
@@ -258,7 +258,7 @@ public:
 protected:
 	
 	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace) override;
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
 
 	// tolua_begin
 	
@@ -284,7 +284,7 @@ public:
 protected:
 
 	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace) override;
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
 
 	// tolua_begin
 
@@ -310,7 +310,7 @@ public:
 protected:
 
 	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace) override;
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
 	virtual void HandlePhysics(float a_Dt, cChunk & a_Chunk) override;
 
 	// tolua_begin
@@ -339,7 +339,7 @@ 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 OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
 	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
 
 	// TODO: Deflecting the fireballs by arrow- or sword- hits
@@ -370,7 +370,7 @@ 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 OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
 	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
 
 	// tolua_begin
diff --git a/src/Generating/BioGen.cpp b/src/Generating/BioGen.cpp
index f89b1800d..967deba6a 100644
--- a/src/Generating/BioGen.cpp
+++ b/src/Generating/BioGen.cpp
@@ -97,7 +97,7 @@ void cBioGenConstant::InitializeBiomeGen(cIniFile & a_IniFile)
 {
 	AString Biome = a_IniFile.GetValueSet("Generator", "ConstantBiome", "Plains");
 	m_Biome = StringToBiome(Biome);
-	if (m_Biome == -1)
+	if (m_Biome == biInvalidBiome)
 	{
 		LOGWARN("[Generator]::ConstantBiome value \"%s\" not recognized, using \"Plains\".", Biome.c_str());
 		m_Biome = biPlains;
@@ -233,7 +233,7 @@ void cBiomeGenList::InitializeBiomes(const AString & a_Biomes)
 			}
 		}
 		EMCSBiome Biome = StringToBiome(Split2[0]);
-		if (Biome != -1)
+		if (Biome != biInvalidBiome)
 		{
 			for (int i = 0; i < Count; i++)
 			{
@@ -500,7 +500,7 @@ void cBioGenMultiStepMap::DecideOceanLandMushroom(int a_ChunkX, int a_ChunkZ, cC
 			int OffsetZ = (m_Noise4.IntNoise3DInt(RealCellX, 32 * RealCellX - 16 * RealCellZ, RealCellZ) / 8) % m_OceanCellSize;
 			SeedX[xc][zc] = CellBlockX + OffsetX;
 			SeedZ[xc][zc] = CellBlockZ + OffsetZ;
-			SeedV[xc][zc] = (((m_Noise6.IntNoise3DInt(RealCellX, RealCellX - RealCellZ + 1000, RealCellZ) / 11) % 256) > 90) ? biOcean : ((EMCSBiome)(-1));
+			SeedV[xc][zc] = (((m_Noise6.IntNoise3DInt(RealCellX, RealCellX - RealCellZ + 1000, RealCellZ) / 11) % 256) > 90) ? biOcean : (biInvalidBiome);
 		}  // for z
 	}  // for x
 	
@@ -573,7 +573,7 @@ void cBioGenMultiStepMap::AddRivers(int a_ChunkX, int a_ChunkZ, cChunkDef::Biome
 		float NoiseCoordZ = (float)(a_ChunkZ * cChunkDef::Width + z) / m_RiverCellSize;
 		for (int x = 0; x < cChunkDef::Width; x++)
 		{
-			if (cChunkDef::GetBiome(a_BiomeMap, x, z) != -1)
+			if (cChunkDef::GetBiome(a_BiomeMap, x, z) != biInvalidBiome)
 			{
 				// Biome already set, skip this column
 				continue;
@@ -693,7 +693,7 @@ void cBioGenMultiStepMap::DecideLandBiomes(cChunkDef::BiomeMap & a_BiomeMap, con
 		int idxZ = 17 * z;
 		for (int x = 0; x < cChunkDef::Width; x++)
 		{
-			if (cChunkDef::GetBiome(a_BiomeMap, x, z) != -1)
+			if (cChunkDef::GetBiome(a_BiomeMap, x, z) != biInvalidBiome)
 			{
 				// Already set before
 				continue;
diff --git a/src/Generating/ChunkDesc.cpp b/src/Generating/ChunkDesc.cpp
index 87566aa78..d9529b4b0 100644
--- a/src/Generating/ChunkDesc.cpp
+++ b/src/Generating/ChunkDesc.cpp
@@ -118,9 +118,9 @@ void cChunkDesc::SetBlockMeta(int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_B
 
 
 
-void cChunkDesc::SetBiome(int a_RelX, int a_RelZ, int a_BiomeID)
+void cChunkDesc::SetBiome(int a_RelX, int a_RelZ, EMCSBiome a_BiomeID)
 {
-	cChunkDef::SetBiome(m_BiomeMap, a_RelX, a_RelZ, (EMCSBiome)a_BiomeID);
+	cChunkDef::SetBiome(m_BiomeMap, a_RelX, a_RelZ, a_BiomeID);
 }
 
 
diff --git a/src/Generating/ChunkDesc.h b/src/Generating/ChunkDesc.h
index e258383d5..8edc2800b 100644
--- a/src/Generating/ChunkDesc.h
+++ b/src/Generating/ChunkDesc.h
@@ -53,7 +53,7 @@ public:
 	void       SetBlockMeta(int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_BlockMeta);
 	NIBBLETYPE GetBlockMeta(int a_RelX, int a_RelY, int a_RelZ);
 
-	void       SetBiome(int a_RelX, int a_RelZ, int a_BiomeID);
+	void       SetBiome(int a_RelX, int a_RelZ, EMCSBiome a_BiomeID);
 	EMCSBiome  GetBiome(int a_RelX, int a_RelZ);
 
 	// These operate on the heightmap, so they could get out of sync with the data
diff --git a/src/Item.h b/src/Item.h
index 727965112..ca9ec5a2b 100644
--- a/src/Item.h
+++ b/src/Item.h
@@ -167,16 +167,16 @@ public:
 	void FromJson(const Json::Value & a_Value);
 	
 	/// Returns true if the specified item type is enchantable (as per 1.2.5 protocol requirements)
-	static bool IsEnchantable(short a_ItemType);
+	static bool IsEnchantable(short a_ItemType); // tolua_export
 
 	// tolua_begin
 	
 	short         m_ItemType;
 	char          m_ItemCount;
 	short         m_ItemDamage;
+	cEnchantments m_Enchantments;
 	AString       m_CustomName;
 	AString       m_Lore;
-	cEnchantments m_Enchantments;
 };
 // tolua_end
 
diff --git a/src/Items/ItemBed.h b/src/Items/ItemBed.h
index 9b7c8bff8..f23d69731 100644
--- a/src/Items/ItemBed.h
+++ b/src/Items/ItemBed.h
@@ -26,7 +26,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Items/ItemBoat.h b/src/Items/ItemBoat.h
index 79c8e9589..31d1ca52e 100644
--- a/src/Items/ItemBoat.h
+++ b/src/Items/ItemBoat.h
@@ -29,9 +29,9 @@ public:
 	
 	
 	
-	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir) override
+	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir) override
 	{
-		if (a_Dir > 0)
+		if (a_Dir != BLOCK_FACE_YM || a_Dir != BLOCK_FACE_NONE)
 		{
 			return false;
 		}
diff --git a/src/Items/ItemBow.h b/src/Items/ItemBow.h
index d533c21fd..410c5f512 100644
--- a/src/Items/ItemBow.h
+++ b/src/Items/ItemBow.h
@@ -27,7 +27,7 @@ public:
 	}
 	
 	
-	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir) override
+	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir) override
 	{
 		ASSERT(a_Player != NULL);
 		
@@ -42,7 +42,7 @@ public:
 	}
 	
 	
-	virtual void OnItemShoot(cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace) override
+	virtual void OnItemShoot(cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace) override
 	{
 		// Actual shot - produce the arrow with speed based on the ticks that the bow was charged
 		ASSERT(a_Player != NULL);
diff --git a/src/Items/ItemBrewingStand.h b/src/Items/ItemBrewingStand.h
index 4ff14d4b4..d5eefb855 100644
--- a/src/Items/ItemBrewingStand.h
+++ b/src/Items/ItemBrewingStand.h
@@ -25,7 +25,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Items/ItemBucket.h b/src/Items/ItemBucket.h
index f18a4d959..72cb8fa0a 100644
--- a/src/Items/ItemBucket.h
+++ b/src/Items/ItemBucket.h
@@ -22,7 +22,7 @@ public:
 
 	}
 
-	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir) override
+	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir) override
 	{
 		switch (m_ItemType)
 		{
@@ -93,7 +93,7 @@ public:
 	}
 
 
-	bool PlaceFluid(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, BLOCKTYPE a_FluidBlock)
+	bool PlaceFluid(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, BLOCKTYPE a_FluidBlock)
 	{			
 		if (a_BlockFace < 0)
 		{
diff --git a/src/Items/ItemCauldron.h b/src/Items/ItemCauldron.h
index 8b2ddc29f..07ae12660 100644
--- a/src/Items/ItemCauldron.h
+++ b/src/Items/ItemCauldron.h
@@ -25,7 +25,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Items/ItemComparator.h b/src/Items/ItemComparator.h
index 3a5d1d200..60d9c3648 100644
--- a/src/Items/ItemComparator.h
+++ b/src/Items/ItemComparator.h
@@ -24,7 +24,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Items/ItemDoor.h b/src/Items/ItemDoor.h
index 531a0c6e4..f3677c28c 100644
--- a/src/Items/ItemDoor.h
+++ b/src/Items/ItemDoor.h
@@ -25,7 +25,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Items/ItemDye.h b/src/Items/ItemDye.h
index 190cdc510..ccf4714f7 100644
--- a/src/Items/ItemDye.h
+++ b/src/Items/ItemDye.h
@@ -19,7 +19,7 @@ public:
 
 	}
 
-	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir) override
+	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir) override
 	{
 		// Handle growing the plants:
 		if (a_Item.m_ItemDamage == E_META_DYE_WHITE)
diff --git a/src/Items/ItemFishingRod.h b/src/Items/ItemFishingRod.h
index b2eaee63a..15acbd9fe 100644
--- a/src/Items/ItemFishingRod.h
+++ b/src/Items/ItemFishingRod.h
@@ -84,7 +84,7 @@ public:
 	{
 	}
 
-	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir) override
+	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir) override
 	{
 		if (a_Dir != BLOCK_FACE_NONE)
 		{
@@ -230,4 +230,4 @@ public:
 		}
 		return true;
 	}
-} ;
\ No newline at end of file
+} ;
diff --git a/src/Items/ItemFlowerPot.h b/src/Items/ItemFlowerPot.h
index befa2ff21..60bf87985 100644
--- a/src/Items/ItemFlowerPot.h
+++ b/src/Items/ItemFlowerPot.h
@@ -25,7 +25,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Items/ItemHandler.cpp b/src/Items/ItemHandler.cpp
index 9024aafea..19913ab24 100644
--- a/src/Items/ItemHandler.cpp
+++ b/src/Items/ItemHandler.cpp
@@ -236,7 +236,7 @@ cItemHandler::cItemHandler(int a_ItemType)
 
 
 
-bool cItemHandler::OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir)
+bool cItemHandler::OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir)
 {
 	return false;
 }
@@ -245,7 +245,7 @@ bool cItemHandler::OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem &
 
 
 
-bool cItemHandler::OnDiggingBlock(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir)
+bool cItemHandler::OnDiggingBlock(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir)
 {
 	return false;
 }
@@ -459,7 +459,7 @@ bool cItemHandler::CanHarvestBlock(BLOCKTYPE a_BlockType)
 
 bool cItemHandler::GetPlacementBlockTypeMeta(
 	cWorld * a_World, cPlayer * a_Player,
-	int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+	int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 	int a_CursorX, int a_CursorY, int a_CursorZ,
 	BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 )
diff --git a/src/Items/ItemHandler.h b/src/Items/ItemHandler.h
index db0ffc9db..1a6bb044f 100644
--- a/src/Items/ItemHandler.h
+++ b/src/Items/ItemHandler.h
@@ -22,10 +22,10 @@ public:
 	cItemHandler(int a_ItemType);
 	
 	/// Called when the player tries to use the item (right mouse button). Return false to make the item unusable. DEFAULT: False
-	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir);
+	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir);
 	
 	/// Called when the client sends the SHOOT status in the lclk packet
-	virtual void OnItemShoot(cPlayer *, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace) 
+	virtual void OnItemShoot(cPlayer *, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace) 
 	{
 		UNUSED(a_BlockX);
 		UNUSED(a_BlockY);
@@ -34,7 +34,7 @@ public:
 	}
 	
 	/// Called while the player diggs a block using this item
-	virtual bool OnDiggingBlock(cWorld * a_World, cPlayer * a_Player, const cItem & a_HeldItem, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace);
+	virtual bool OnDiggingBlock(cWorld * a_World, cPlayer * a_Player, const cItem & a_HeldItem, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace);
 	
 	/// Called when the player destroys a block using this item. This also calls the drop function for the destroyed block
 	virtual void OnBlockDestroyed(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_X, int a_Y, int a_Z);
@@ -80,7 +80,7 @@ public:
 	*/
 	virtual bool GetPlacementBlockTypeMeta(
 		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	);
diff --git a/src/Items/ItemHoe.h b/src/Items/ItemHoe.h
index 7b6b3e6ac..29f7c83d5 100644
--- a/src/Items/ItemHoe.h
+++ b/src/Items/ItemHoe.h
@@ -19,7 +19,7 @@ public:
 
 	}
 
-	virtual bool OnItemUse(cWorld *a_World, cPlayer *a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir) override
+	virtual bool OnItemUse(cWorld *a_World, cPlayer *a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir) override
 	{
 		BLOCKTYPE Block = a_World->GetBlock(a_BlockX, a_BlockY, a_BlockZ);
 
diff --git a/src/Items/ItemLeaves.h b/src/Items/ItemLeaves.h
index 60222eaa9..12cb45d1c 100644
--- a/src/Items/ItemLeaves.h
+++ b/src/Items/ItemLeaves.h
@@ -20,7 +20,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Items/ItemLighter.h b/src/Items/ItemLighter.h
index 8f3389d95..6681a08d4 100644
--- a/src/Items/ItemLighter.h
+++ b/src/Items/ItemLighter.h
@@ -19,7 +19,7 @@ public:
 	{
 	}
 
-	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace) override
+	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace) override
 	{
 		if (a_BlockFace < 0)
 		{
diff --git a/src/Items/ItemMinecart.h b/src/Items/ItemMinecart.h
index 4071f8c60..bcaa5635a 100644
--- a/src/Items/ItemMinecart.h
+++ b/src/Items/ItemMinecart.h
@@ -28,7 +28,7 @@ public:
 	
 	
 	
-	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir) override
+	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir) override
 	{
 		if (a_Dir < 0)
 		{
diff --git a/src/Items/ItemNetherWart.h b/src/Items/ItemNetherWart.h
index aa4a44340..a6a9a286a 100644
--- a/src/Items/ItemNetherWart.h
+++ b/src/Items/ItemNetherWart.h
@@ -25,7 +25,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
@@ -51,4 +51,4 @@ public:
 
 		return true;
 	}
-} ;
\ No newline at end of file
+} ;
diff --git a/src/Items/ItemRedstoneDust.h b/src/Items/ItemRedstoneDust.h
index de90c8075..18c6b8615 100644
--- a/src/Items/ItemRedstoneDust.h
+++ b/src/Items/ItemRedstoneDust.h
@@ -22,7 +22,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Items/ItemRedstoneRepeater.h b/src/Items/ItemRedstoneRepeater.h
index e71c8e672..c5fb5d566 100644
--- a/src/Items/ItemRedstoneRepeater.h
+++ b/src/Items/ItemRedstoneRepeater.h
@@ -24,7 +24,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Items/ItemSapling.h b/src/Items/ItemSapling.h
index dc0810a45..61b1a32be 100644
--- a/src/Items/ItemSapling.h
+++ b/src/Items/ItemSapling.h
@@ -20,7 +20,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Items/ItemSeeds.h b/src/Items/ItemSeeds.h
index 3e20e2d56..7283edcee 100644
--- a/src/Items/ItemSeeds.h
+++ b/src/Items/ItemSeeds.h
@@ -45,7 +45,7 @@ public:
 	
 	virtual bool GetPlacementBlockTypeMeta(
 		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Items/ItemShears.h b/src/Items/ItemShears.h
index 6a17607ee..b8f75f5ba 100644
--- a/src/Items/ItemShears.h
+++ b/src/Items/ItemShears.h
@@ -25,7 +25,7 @@ public:
 	}
 	
 	
-	virtual bool OnDiggingBlock(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir) override
+	virtual bool OnDiggingBlock(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir) override
 	{
 		BLOCKTYPE Block = a_World->GetBlock(a_BlockX, a_BlockY, a_BlockZ);
 		if (Block == E_BLOCK_LEAVES)
diff --git a/src/Items/ItemShovel.h b/src/Items/ItemShovel.h
index 4921b257a..873d5ae25 100644
--- a/src/Items/ItemShovel.h
+++ b/src/Items/ItemShovel.h
@@ -21,7 +21,7 @@ public:
 
 	}
 
-	virtual bool OnDiggingBlock(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir) override
+	virtual bool OnDiggingBlock(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir) override
 	{
 		BLOCKTYPE Block = a_World->GetBlock(a_BlockX, a_BlockY, a_BlockZ);
 		if (Block == E_BLOCK_SNOW)
diff --git a/src/Items/ItemSign.h b/src/Items/ItemSign.h
index 8c134ab83..60cf0f5f8 100644
--- a/src/Items/ItemSign.h
+++ b/src/Items/ItemSign.h
@@ -27,7 +27,7 @@ public:
 	
 	virtual bool GetPlacementBlockTypeMeta(
 		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Items/ItemSpawnEgg.h b/src/Items/ItemSpawnEgg.h
index 407d655de..0d6019398 100644
--- a/src/Items/ItemSpawnEgg.h
+++ b/src/Items/ItemSpawnEgg.h
@@ -19,7 +19,7 @@ public:
 	}
 
 
-	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace) override
+	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace) override
 	{
 		if (a_BlockFace < 0)
 		{
diff --git a/src/Items/ItemSugarcane.h b/src/Items/ItemSugarcane.h
index ce93aa3e5..e891cc367 100644
--- a/src/Items/ItemSugarcane.h
+++ b/src/Items/ItemSugarcane.h
@@ -23,7 +23,7 @@ public:
 
 	virtual bool GetPlacementBlockTypeMeta(
 		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, 
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, 
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
diff --git a/src/Items/ItemThrowable.h b/src/Items/ItemThrowable.h
index fc24e775a..46049f961 100644
--- a/src/Items/ItemThrowable.h
+++ b/src/Items/ItemThrowable.h
@@ -26,7 +26,7 @@ public:
 	}
 	
 
-	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir) override
+	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir) override
 	{
 		if (!a_Player->IsGameModeCreative())
 		{
@@ -120,7 +120,7 @@ public:
 	{
 	}
 
-	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir) override
+	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir) override
 	{
 		if (a_World->GetBlock(a_BlockX, a_BlockY, a_BlockZ) == E_BLOCK_AIR)
 		{
@@ -137,4 +137,4 @@ public:
 		return true;
 	}
 
-};
\ No newline at end of file
+};
diff --git a/src/Mobs/Monster.cpp b/src/Mobs/Monster.cpp
index b49a8661d..86ff522d8 100644
--- a/src/Mobs/Monster.cpp
+++ b/src/Mobs/Monster.cpp
@@ -191,6 +191,18 @@ void cMonster::MoveToPosition(const Vector3f & a_Position)
 
 
 
+
+void cMonster::MoveToPosition(const Vector3d & a_Position)
+{
+	FinishPathFinding();
+
+	m_FinalDestination = a_Position;
+	m_bMovingToDestination = true;
+	TickPathFinding();
+}
+
+
+
 bool cMonster::IsCoordinateInTraversedList(Vector3i a_Coords)
 {
 	for (std::vector<Vector3i>::const_iterator itr = m_TraversedCoordinates.begin(); itr != m_TraversedCoordinates.end(); ++itr)
diff --git a/src/Mobs/Monster.h b/src/Mobs/Monster.h
index 1dd302cdc..714feddb9 100644
--- a/src/Mobs/Monster.h
+++ b/src/Mobs/Monster.h
@@ -91,6 +91,7 @@ public:
 	virtual void KilledBy(cEntity * a_Killer) override;
 
 	virtual void MoveToPosition(const Vector3f & a_Position);
+	virtual void MoveToPosition(const Vector3d & a_Position); // tolua_export
 	virtual bool ReachedDestination(void);
 	
 	// tolua_begin
diff --git a/src/Mobs/SnowGolem.cpp b/src/Mobs/SnowGolem.cpp
index 06021cca5..c60103055 100644
--- a/src/Mobs/SnowGolem.cpp
+++ b/src/Mobs/SnowGolem.cpp
@@ -29,7 +29,7 @@ void cSnowGolem::GetDrops(cItems & a_Drops, cEntity * a_Killer)
 void cSnowGolem::Tick(float a_Dt, cChunk & a_Chunk)
 {
 	super::Tick(a_Dt, a_Chunk);
-	if (IsBiomeNoDownfall((EMCSBiome) m_World->GetBiomeAt((int) floor(GetPosX()), (int) floor(GetPosZ())) ))
+	if (IsBiomeNoDownfall(m_World->GetBiomeAt((int) floor(GetPosX()), (int) floor(GetPosZ())) ))
 	{
 		TakeDamage(*this);
 	}
diff --git a/src/Piston.h b/src/Piston.h
index 92ddf6938..9bbc8c6b9 100644
--- a/src/Piston.h
+++ b/src/Piston.h
@@ -2,7 +2,7 @@
 #pragma once
 
 
-
+#include "Defines.h"
 
 
 // fwd: World.h
@@ -54,6 +54,25 @@ public:
 			}
 		}
 	}
+	
+	static eBlockFace MetaDataToDirection(NIBBLETYPE a_MetaData)
+	{
+		switch (a_MetaData)
+		{
+			//case -1:  return BLOCK_FACE_NONE; //can never happen as metadata is unsigned
+			case 0x0: return BLOCK_FACE_YM;
+			case 0x1: return BLOCK_FACE_YP;
+			case 0x2: return BLOCK_FACE_ZM;
+			case 0x3: return BLOCK_FACE_ZP;
+			case 0x4: return BLOCK_FACE_XM;
+			case 0x5: return BLOCK_FACE_XP;
+			default:
+			{
+				ASSERT(!"Invalid Metadata");
+				return BLOCK_FACE_NONE;
+			}
+		}
+	}
 
 	void ExtendPiston( int, int, int );
 	void RetractPiston( int, int, int );
diff --git a/src/Protocol/Protocol125.cpp b/src/Protocol/Protocol125.cpp
index 323a13992..73d21161c 100644
--- a/src/Protocol/Protocol125.cpp
+++ b/src/Protocol/Protocol125.cpp
@@ -1211,7 +1211,7 @@ int cProtocol125::ParseBlockDig(void)
 	HANDLE_PACKET_READ(ReadByte,	Byte, PosY);
 	HANDLE_PACKET_READ(ReadBEInt, int,  PosZ);
 	HANDLE_PACKET_READ(ReadChar,	char, BlockFace);
-	m_Client->HandleLeftClick(PosX, PosY, PosZ, BlockFace, Status);
+	m_Client->HandleLeftClick(PosX, PosY, PosZ, static_cast<eBlockFace>(BlockFace), Status);
 	return PARSE_OK;
 }
 
@@ -1234,7 +1234,7 @@ int cProtocol125::ParseBlockPlace(void)
 	}
 
 	// 1.2.5 didn't have any cursor position, so use 8, 8, 8, so that halfslabs and stairs work correctly and the special value is recognizable.
-	m_Client->HandleRightClick(PosX, PosY, PosZ, BlockFace, 8, 8, 8, HeldItem);
+	m_Client->HandleRightClick(PosX, PosY, PosZ, static_cast<eBlockFace>(BlockFace), 8, 8, 8, HeldItem);
 	return PARSE_OK;
 }
 
diff --git a/src/Protocol/Protocol132.cpp b/src/Protocol/Protocol132.cpp
index f5fd95c7e..648e70151 100644
--- a/src/Protocol/Protocol132.cpp
+++ b/src/Protocol/Protocol132.cpp
@@ -476,7 +476,7 @@ int cProtocol132::ParseBlockPlace(void)
 	HANDLE_PACKET_READ(ReadChar, char, CursorY);
 	HANDLE_PACKET_READ(ReadChar, char, CursorZ);
 
-	m_Client->HandleRightClick(PosX, PosY, PosZ, BlockFace, CursorX, CursorY, CursorZ, HeldItem);
+	m_Client->HandleRightClick(PosX, PosY, PosZ, static_cast<eBlockFace>(BlockFace), CursorX, CursorY, CursorZ, HeldItem);
 	return PARSE_OK;
 }
 
diff --git a/src/Protocol/Protocol17x.cpp b/src/Protocol/Protocol17x.cpp
index eb42e9299..262ee4c0e 100644
--- a/src/Protocol/Protocol17x.cpp
+++ b/src/Protocol/Protocol17x.cpp
@@ -1479,8 +1479,8 @@ void cProtocol172::HandlePacketBlockDig(cByteBuffer & a_ByteBuffer)
 	HANDLE_READ(a_ByteBuffer, ReadBEInt, int,  BlockX);
 	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, BlockY);
 	HANDLE_READ(a_ByteBuffer, ReadBEInt, int,  BlockZ);
-	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, Face);
-	m_Client->HandleLeftClick(BlockX, BlockY, BlockZ, Face, Status);
+	HANDLE_READ(a_ByteBuffer, ReadChar,  char, Face);
+	m_Client->HandleLeftClick(BlockX, BlockY, BlockZ, static_cast<eBlockFace>(Face), Status);
 }
 
 
@@ -1492,14 +1492,14 @@ void cProtocol172::HandlePacketBlockPlace(cByteBuffer & a_ByteBuffer)
 	HANDLE_READ(a_ByteBuffer, ReadBEInt, int,  BlockX);
 	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, BlockY);
 	HANDLE_READ(a_ByteBuffer, ReadBEInt, int,  BlockZ);
-	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, Face);
+	HANDLE_READ(a_ByteBuffer, ReadChar,  char, Face);
 	cItem Item;
 	ReadItem(a_ByteBuffer, Item);
 
 	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, CursorX);
 	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, CursorY);
 	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, CursorZ);
-	m_Client->HandleRightClick(BlockX, BlockY, BlockZ, Face, CursorX, CursorY, CursorZ, m_Client->GetPlayer()->GetEquippedItem());
+	m_Client->HandleRightClick(BlockX, BlockY, BlockZ, static_cast<eBlockFace>(Face), CursorX, CursorY, CursorZ, m_Client->GetPlayer()->GetEquippedItem());
 }
 
 
diff --git a/src/Simulator/FluidSimulator.cpp b/src/Simulator/FluidSimulator.cpp
index 72b2eb628..61c93ed73 100644
--- a/src/Simulator/FluidSimulator.cpp
+++ b/src/Simulator/FluidSimulator.cpp
@@ -166,14 +166,12 @@ Direction cFluidSimulator::GetFlowingDirection(int a_X, int a_Y, int a_Z, bool a
 			{
 				LowestPoint = Meta;
 				X = Pos->x;
-				Pos->y; //Remove if no side effects
 				Z = Pos->z;
 			}
 		}else if(BlockID == E_BLOCK_AIR)
 		{
 			LowestPoint = 9;		//This always dominates
 			X = Pos->x;
-			Pos->y; //Remove if no side effects
 			Z = Pos->z;
 		
 		}
diff --git a/src/Simulator/RedstoneSimulator.cpp b/src/Simulator/RedstoneSimulator.cpp
index 05badf0d4..6b7ae3196 100644
--- a/src/Simulator/RedstoneSimulator.cpp
+++ b/src/Simulator/RedstoneSimulator.cpp
@@ -1112,12 +1112,13 @@ bool cRedstoneSimulator::IsPistonPowered(int a_BlockX, int a_BlockY, int a_Block
 	// Pistons cannot be powered through their front face; this function verifies that a source meets this requirement
 
 	int OldX = a_BlockX, OldY = a_BlockY, OldZ = a_BlockZ;
+	eBlockFace Face = cPiston::MetaDataToDirection(a_Meta);
 
 	for (PoweredBlocksList::const_iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end(); ++itr)
 	{
 		if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; }
 
-		AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, a_Meta); // Piston meta is based on what direction they face, so we can do this
+		AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, Face);
 
 		if (!itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)))
 		{
@@ -1133,7 +1134,7 @@ bool cRedstoneSimulator::IsPistonPowered(int a_BlockX, int a_BlockY, int a_Block
 	{
 		if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; }
 
-		AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, a_Meta);
+		AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, Face);
 
 		if (!itr->a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)))
 		{
diff --git a/src/World.cpp b/src/World.cpp
index ab77fa545..04dda0d65 100644
--- a/src/World.cpp
+++ b/src/World.cpp
@@ -1225,7 +1225,7 @@ void cWorld::GrowTreeByBiome(int a_X, int a_Y, int a_Z)
 {
 	cNoise Noise(m_Generator.GetSeed());
 	sSetBlockVector Logs, Other;
-	GetTreeImageByBiome(a_X, a_Y, a_Z, Noise, (int)(m_WorldAge & 0xffffffff), (EMCSBiome)GetBiomeAt(a_X, a_Z), Logs, Other);
+	GetTreeImageByBiome(a_X, a_Y, a_Z, Noise, (int)(m_WorldAge & 0xffffffff), GetBiomeAt(a_X, a_Z), Logs, Other);
 	Other.insert(Other.begin(), Logs.begin(), Logs.end());
 	Logs.clear();
 	GrowTreeImage(Other);
@@ -1478,7 +1478,7 @@ void cWorld::GrowSugarcane(int a_BlockX, int a_BlockY, int a_BlockZ, int a_NumBl
 
 
 
-int cWorld::GetBiomeAt (int a_BlockX, int a_BlockZ)
+EMCSBiome cWorld::GetBiomeAt (int a_BlockX, int a_BlockZ)
 {
 	return m_ChunkMap->GetBiomeAt(a_BlockX, a_BlockZ);
 }
@@ -2342,7 +2342,7 @@ bool cWorld::FindAndDoWithPlayer(const AString & a_PlayerNameHint, cPlayerListCa
 
 
 // TODO: This interface is dangerous!
-cPlayer * cWorld::FindClosestPlayer(const Vector3f & a_Pos, float a_SightLimit, bool a_CheckLineOfSight)
+cPlayer * cWorld::FindClosestPlayer(const Vector3d & a_Pos, float a_SightLimit, bool a_CheckLineOfSight)
 {
 	cTracer LineOfSight(this);
 
diff --git a/src/World.h b/src/World.h
index 0527abbff..a2385fca4 100644
--- a/src/World.h
+++ b/src/World.h
@@ -260,7 +260,7 @@ public:
 	bool FindAndDoWithPlayer(const AString & a_PlayerNameHint, cPlayerListCallback & a_Callback);	// >> EXPORTED IN MANUALBINDINGS <<
 	
 	// TODO: This interface is dangerous - rewrite to DoWithClosestPlayer(pos, sight, action)
-	cPlayer * FindClosestPlayer(const Vector3f & a_Pos, float a_SightLimit, bool a_CheckLineOfSight = true);
+	cPlayer * FindClosestPlayer(const Vector3d & a_Pos, float a_SightLimit, bool a_CheckLineOfSight = true); 
 	
 	void SendPlayerList(cPlayer * a_DestPlayer);  // Sends playerlist to the player
 
@@ -538,7 +538,7 @@ public:
 	void GrowSugarcane(int a_BlockX, int a_BlockY, int a_BlockZ, int a_NumBlocksToGrow);
 	
 	/** Returns the biome at the specified coords. Reads the biome from the chunk, if loaded, otherwise uses the world generator to provide the biome value */
-	int GetBiomeAt(int a_BlockX, int a_BlockZ);
+	EMCSBiome GetBiomeAt(int a_BlockX, int a_BlockZ);
 
 	/** Returns the name of the world */
 	const AString & GetName(void) const { return m_WorldName; }