1 files changed, 0 insertions, 398 deletions

diff --git a/source/Blocks/BlockRail.h b/source/Blocks/BlockRail.h
deleted file mode 100644
index 24a101652..000000000
--- a/source/Blocks/BlockRail.h
+++ /dev/null
@@ -1,398 +0,0 @@
-
-#pragma once
-
-#include "BlockEntity.h"
-#include "../World.h"
-
-
-
-
-
-enum ENUM_PURE
-{
-	E_PURE_UPDOWN = 0,
-	E_PURE_DOWN = 1,
-	E_PURE_NONE = 2
-};
-
-
-
-
-
-class cBlockRailHandler :
-	public cBlockHandler
-{
-	typedef cBlockHandler super;
-	
-public:
-	cBlockRailHandler(BLOCKTYPE a_BlockType)
-		: cBlockHandler(a_BlockType)
-	{
-	}
-	
-	virtual bool GetPlacementBlockTypeMeta(
-		cWorld * a_World, 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
-	{
-		a_BlockType = m_BlockType;
-		a_BlockMeta = FindMeta(a_World, a_BlockX, a_BlockY, a_BlockZ);
-		return true;
-	}
-
-
-	virtual void OnNeighborChanged(cWorld *a_World, int a_BlockX, int a_BlockY, int a_BlockZ) override
-	{
-		NIBBLETYPE Meta = a_World->GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ);
-		if (IsUnstable(a_World, a_BlockX, a_BlockY, a_BlockZ) && (Meta != FindMeta(a_World, a_BlockX, a_BlockY, a_BlockZ)))
-		{
-			a_World->FastSetBlock(a_BlockX, a_BlockY, a_BlockZ, m_BlockType, FindMeta(a_World, a_BlockX, a_BlockY, a_BlockZ));
-		}
-	}
-
-
-	virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_BlockMeta) override
-	{
-		super::ConvertToPickups(a_Pickups, 0);
-	}
-
-
-	virtual bool CanBeAt(int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
-	{
-		if (a_RelY <= 0)
-		{
-			return false;
-		}
-		if (!g_BlockIsSolid[a_Chunk.GetBlock(a_RelX, a_RelY - 1, a_RelZ)])
-		{
-			return false;
-		}
-
-		NIBBLETYPE Meta = a_Chunk.GetMeta(a_RelX, a_RelY, a_RelZ);
-		switch (Meta)
-		{
-			case E_META_RAIL_ASCEND_XP:
-			case E_META_RAIL_ASCEND_XM:
-			case E_META_RAIL_ASCEND_ZM:
-			case E_META_RAIL_ASCEND_ZP:
-			{
-				// Mapping between the meta and the neighbors that need checking
-				Meta -= E_META_RAIL_ASCEND_XP;  // Base index at zero
-				static const struct
-				{
-					int x, z;
-				} Coords[] =
-				{
-					{ 1,  0},  // east,  XP
-					{-1,  0},  // west,  XM
-					{ 0, -1},  // north, ZM
-					{ 0,  1},  // south, ZP
-				} ;
-				BLOCKTYPE  BlockType;
-				NIBBLETYPE BlockMeta;
-				if (!a_Chunk.UnboundedRelGetBlock(a_RelX + Coords[Meta].x, a_RelY, a_RelZ + Coords[Meta].z, BlockType, BlockMeta))
-				{
-					// Too close to the edge, cannot simulate
-					return true;
-				}
-				return g_BlockIsSolid[BlockType];
-			}
-		}
-		return true;
-	}
-
-	NIBBLETYPE FindMeta(cWorld *a_World, int a_BlockX, int a_BlockY, int a_BlockZ)
-	{
-		NIBBLETYPE Meta = 0;
-		char RailsCnt = 0;
-		bool Neighbors[8]; // 0 - EAST, 1 - WEST, 2 - NORTH, 3 - SOUTH, 4 - EAST UP, 5 - WEST UP, 6 - NORTH UP, 7 - SOUTH UP
-		memset(Neighbors, false, sizeof(Neighbors));
-		Neighbors[0] = (IsUnstable(a_World, a_BlockX + 1, a_BlockY, a_BlockZ) || !IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_EAST, E_PURE_DOWN));
-		Neighbors[1] = (IsUnstable(a_World, a_BlockX - 1, a_BlockY, a_BlockZ) || !IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_WEST, E_PURE_DOWN));
-		Neighbors[2] = (IsUnstable(a_World, a_BlockX, a_BlockY, a_BlockZ - 1) || !IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_NORTH, E_PURE_DOWN));
-		Neighbors[3] = (IsUnstable(a_World, a_BlockX, a_BlockY, a_BlockZ + 1) || !IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_SOUTH, E_PURE_DOWN));
-		Neighbors[4] = (IsUnstable(a_World, a_BlockX + 1, a_BlockY + 1, a_BlockZ) || !IsNotConnected(a_World, a_BlockX, a_BlockY + 1, a_BlockZ, BLOCK_FACE_EAST, E_PURE_NONE));
-		Neighbors[5] = (IsUnstable(a_World, a_BlockX - 1, a_BlockY + 1, a_BlockZ) || !IsNotConnected(a_World, a_BlockX, a_BlockY + 1, a_BlockZ, BLOCK_FACE_WEST, E_PURE_NONE));
-		Neighbors[6] = (IsUnstable(a_World, a_BlockX, a_BlockY + 1, a_BlockZ - 1) || !IsNotConnected(a_World, a_BlockX, a_BlockY + 1, a_BlockZ, BLOCK_FACE_NORTH, E_PURE_NONE));
-		Neighbors[7] = (IsUnstable(a_World, a_BlockX, a_BlockY + 1, a_BlockZ + 1) || !IsNotConnected(a_World, a_BlockX, a_BlockY + 1, a_BlockZ, BLOCK_FACE_SOUTH, E_PURE_NONE));
-		if (IsUnstable(a_World, a_BlockX + 1, a_BlockY - 1, a_BlockZ) || !IsNotConnected(a_World, a_BlockX, a_BlockY - 1, a_BlockZ, BLOCK_FACE_EAST))
-			Neighbors[0] = true;
-		if (IsUnstable(a_World, a_BlockX - 1, a_BlockY - 1, a_BlockZ) || !IsNotConnected(a_World, a_BlockX, a_BlockY - 1, a_BlockZ, BLOCK_FACE_WEST))
-			Neighbors[1] = true;
-		if (IsUnstable(a_World, a_BlockX, a_BlockY - 1, a_BlockZ - 1) || !IsNotConnected(a_World, a_BlockX, a_BlockY - 1, a_BlockZ, BLOCK_FACE_NORTH))
-			Neighbors[2] = true;
-		if (IsUnstable(a_World, a_BlockX, a_BlockY - 1, a_BlockZ + 1) || !IsNotConnected(a_World, a_BlockX, a_BlockY - 1, a_BlockZ, BLOCK_FACE_SOUTH))
-			Neighbors[3] = true;
-		for (int i = 0; i < 8; i++)
-		{
-			if (Neighbors[i])
-			{
-				RailsCnt++;
-			}
-		}
-		if (RailsCnt == 1)
-		{
-			if (Neighbors[7]) return E_META_RAIL_ASCEND_ZP;
-			else if (Neighbors[6]) return E_META_RAIL_ASCEND_ZM;
-			else if (Neighbors[5]) return E_META_RAIL_ASCEND_XM;
-			else if (Neighbors[4]) return E_META_RAIL_ASCEND_XP;
-			else if (Neighbors[0] || Neighbors[1]) return E_META_RAIL_XM_XP;
-			else if (Neighbors[2] || Neighbors[3]) return E_META_RAIL_ZM_ZP;
-			ASSERT(!"Weird neighbor count");
-			return Meta;
-		}
-		for (int i = 0; i < 4; i++)
-		{
-			if (Neighbors[i + 4])
-			{
-				Neighbors[i] = true;
-			}
-		}
-		if (RailsCnt > 1)
-		{
-			if      (Neighbors[3] && Neighbors[0]) return E_META_RAIL_CURVED_ZP_XP;
-			else if (Neighbors[3] && Neighbors[1]) return E_META_RAIL_CURVED_ZP_XM;
-			else if (Neighbors[2] && Neighbors[0]) return E_META_RAIL_CURVED_ZM_XP;
-			else if (Neighbors[2] && Neighbors[1]) return E_META_RAIL_CURVED_ZM_XM;
-			else if (Neighbors[7] && Neighbors[2]) return E_META_RAIL_ASCEND_ZP;
-			else if (Neighbors[3] && Neighbors[6]) return E_META_RAIL_ASCEND_ZM;
-			else if (Neighbors[5] && Neighbors[0]) return E_META_RAIL_ASCEND_XM;
-			else if (Neighbors[4] && Neighbors[1]) return E_META_RAIL_ASCEND_XP;
-			else if (Neighbors[0] && Neighbors[1]) return E_META_RAIL_XM_XP;
-			else if (Neighbors[2] && Neighbors[3]) return E_META_RAIL_ZM_ZP;
-			ASSERT(!"Weird neighbor count");
-		}
-		return Meta;
-	}
-
-
-	bool IsUnstable(cWorld * a_World, int a_BlockX, int a_BlockY, int a_BlockZ)
-	{
-		if (a_World->GetBlock(a_BlockX, a_BlockY, a_BlockZ) != E_BLOCK_RAIL)
-		{
-			return false;
-		}
-		NIBBLETYPE Meta = a_World->GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ);
-		switch (Meta)
-		{
-			case E_META_RAIL_ZM_ZP:
-			{
-				if (
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_NORTH, E_PURE_DOWN) || 
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_SOUTH, E_PURE_DOWN)
-				)
-				{
-					return true;
-				}
-				break;
-			}
-			
-			case E_META_RAIL_XM_XP:
-			{
-				if (
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_EAST, E_PURE_DOWN) || 
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_WEST, E_PURE_DOWN)
-				)
-				{
-					return true;
-				}
-				break;
-			}
-			
-			case E_META_RAIL_ASCEND_XP:
-			{
-				if (
-					IsNotConnected(a_World, a_BlockX, a_BlockY + 1, a_BlockZ, BLOCK_FACE_EAST) || 
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_WEST)
-				)
-				{
-					return true;
-				}
-				break;
-			}
-			
-			case E_META_RAIL_ASCEND_XM:
-			{
-				if (
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_EAST) || 
-					IsNotConnected(a_World, a_BlockX, a_BlockY + 1, a_BlockZ, BLOCK_FACE_WEST)
-				)
-				{
-					return true;
-				}
-				break;
-			}
-			
-			case E_META_RAIL_ASCEND_ZM:
-			{
-				if (
-					IsNotConnected(a_World, a_BlockX, a_BlockY + 1, a_BlockZ, BLOCK_FACE_NORTH) || 
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_SOUTH)
-				)
-				{
-					return true;
-				}
-				break;
-			}
-			
-			case E_META_RAIL_ASCEND_ZP:
-			{
-				if (
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_NORTH) || 
-					IsNotConnected(a_World, a_BlockX, a_BlockY + 1, a_BlockZ, BLOCK_FACE_SOUTH)
-				)
-				{
-					return true;
-				}
-				break;
-			}
-			
-			case E_META_RAIL_CURVED_ZP_XP:
-			{
-				if (
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_SOUTH) || 
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_EAST)
-				)
-				{
-					return true;
-				}
-				break;
-			}
-			
-			case E_META_RAIL_CURVED_ZP_XM:
-			{
-				if (
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_SOUTH) || 
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_WEST)
-				)
-				{
-					return true;
-				}
-				break;
-			}
-			
-			case E_META_RAIL_CURVED_ZM_XM:
-			{
-				if (
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_NORTH) || 
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_WEST)
-				)
-				{
-					return true;
-				}
-				break;
-			}
-			
-			case E_META_RAIL_CURVED_ZM_XP:
-			{
-				if (
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_NORTH) || 
-					IsNotConnected(a_World, a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_EAST)
-				)
-				{
-					return true;
-				}
-				break;
-			}
-		}
-		return false;
-	}
-
-
-	bool IsNotConnected(cWorld * a_World, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, char a_Pure = 0)
-	{
-		AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, a_BlockFace, false);
-		NIBBLETYPE Meta;
-		if (a_World->GetBlock(a_BlockX, a_BlockY, a_BlockZ) != E_BLOCK_RAIL)
-		{
-			if ((a_World->GetBlock(a_BlockX, a_BlockY + 1, a_BlockZ) != E_BLOCK_RAIL) || (a_Pure != E_PURE_UPDOWN))
-			{
-				if ((a_World->GetBlock(a_BlockX, a_BlockY - 1, a_BlockZ) != E_BLOCK_RAIL) || (a_Pure == E_PURE_NONE))
-				{
-					return true;
-				}
-				else
-				{
-					Meta = a_World->GetBlockMeta(a_BlockX, a_BlockY - 1, a_BlockZ);
-				}
-			}
-			else
-			{
-				Meta = a_World->GetBlockMeta(a_BlockX, a_BlockY + 1, a_BlockZ);
-			}
-		}
-		else
-		{
-			Meta = a_World->GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ);
-		}
-		
-		switch (a_BlockFace)
-		{
-			case BLOCK_FACE_NORTH:
-			{
-				if (
-					(Meta == E_META_RAIL_ZM_ZP) ||
-					(Meta == E_META_RAIL_ASCEND_ZM) ||
-					(Meta == E_META_RAIL_ASCEND_ZP) ||
-					(Meta == E_META_RAIL_CURVED_ZP_XP) ||
-					(Meta == E_META_RAIL_CURVED_ZP_XM)
-				)
-				{
-					return false;
-				}
-				break;
-			}
-			
-			case BLOCK_FACE_SOUTH:
-			{
-				if (
-					(Meta == E_META_RAIL_ZM_ZP) ||
-					(Meta == E_META_RAIL_ASCEND_ZM) ||
-					(Meta == E_META_RAIL_ASCEND_ZP) ||
-					(Meta == E_META_RAIL_CURVED_ZM_XP) ||
-					(Meta == E_META_RAIL_CURVED_ZM_XM)
-				)
-				{
-					return false;
-				}
-				break;
-			}
-			
-			case BLOCK_FACE_EAST:
-			{
-				if (
-					(Meta == E_META_RAIL_XM_XP) ||
-					(Meta == E_META_RAIL_ASCEND_XP) ||
-					(Meta == E_META_RAIL_ASCEND_XM) ||
-					(Meta == E_META_RAIL_CURVED_ZP_XM) ||
-					(Meta == E_META_RAIL_CURVED_ZM_XM)
-				)
-				{
-					return false;
-				}
-				break;
-			}
-			case BLOCK_FACE_WEST:
-			{
-				if (
-					(Meta == E_META_RAIL_XM_XP) ||
-					(Meta == E_META_RAIL_ASCEND_XP) ||
-					(Meta == E_META_RAIL_ASCEND_XM) ||
-					(Meta == E_META_RAIL_CURVED_ZP_XP) ||
-					(Meta == E_META_RAIL_CURVED_ZM_XP)
-				)
-				{
-					return false;
-				}
-				break;
-			}
-		}
-		return true;
-	}
-} ;
-
-
-
-