1 files changed, 2189 insertions, 4 deletions

diff --git a/src/Simulator/IncrementalRedstoneSimulator.cpp b/src/Simulator/IncrementalRedstoneSimulator.cpp
index df05a9fee..8a56287a8 100644
--- a/src/Simulator/IncrementalRedstoneSimulator.cpp
+++ b/src/Simulator/IncrementalRedstoneSimulator.cpp
@@ -5,8 +5,6 @@
 
 typedef cItemCallback<cChestEntity> cChestCallback;
 
-#include "IncrementalRedstoneSimulator.inc"
-
 #include "Chunk.h"
 #include "World.h"
 #include "Blocks/GetHandlerCompileTimeTemplate.h"
@@ -17,8 +15,2195 @@ typedef cItemCallback<cChestEntity> cChestCallback;
 #include "Blocks/BlockDoor.h"
 #include "Blocks/BlockPiston.h"
 
-cRedstoneSimulator<cChunk, cWorld> * MakeIncrementalRedstoneSimulator(cWorld & a_World)
+
+#include "IncrementalRedstoneSimulator.h"
+#include "BoundingBox.h"
+#include "Blocks/ChunkInterface.h"
+#include "RedstoneSimulator.h"
+
+
+
+
+
+void cIncrementalRedstoneSimulator::RedstoneAddBlock(int a_BlockX, int a_BlockY, int a_BlockZ, cChunk * a_Chunk, cChunk * a_OtherChunk)
+{
+	if ((a_Chunk == nullptr) || !a_Chunk->IsValid())
+	{
+		return;
+	}
+	else if ((a_BlockY < 0) || (a_BlockY > cChunkDef::Height))
+	{
+		return;
+	}
+
+	// We may be called with coordinates in a chunk that is not the first chunk parameter
+	// In that case, the actual chunk (which the coordinates are in), will be passed as the second parameter
+	// Use that Chunk pointer to get a relative position
+
+	int RelX = 0;
+	int RelZ = 0;
+	BLOCKTYPE Block;
+	NIBBLETYPE Meta;
+
+	if (a_OtherChunk != nullptr)
+	{
+		RelX = a_BlockX - a_OtherChunk->GetPosX() * cChunkDef::Width;
+		RelZ = a_BlockZ - a_OtherChunk->GetPosZ() * cChunkDef::Width;
+		a_OtherChunk->GetBlockTypeMeta(RelX, a_BlockY, RelZ, Block, Meta);
+
+		// If a_OtherChunk is passed (not nullptr), it is the chunk that had a block change, and a_Chunk will be the neighbouring chunk of that block
+		// Because said neighbouring chunk does not know of this change but still needs to update its redstone, we set it to dirty
+		a_Chunk->SetIsRedstoneDirty(true);
+	}
+	else
+	{
+		RelX = a_BlockX - a_Chunk->GetPosX() * cChunkDef::Width;
+		RelZ = a_BlockZ - a_Chunk->GetPosZ() * cChunkDef::Width;
+		a_Chunk->GetBlockTypeMeta(RelX, a_BlockY, RelZ, Block, Meta);
+	}
+
+	// Every time a block is changed (AddBlock called), we want to go through all lists and check to see if the coordiantes stored within are still valid
+	// Checking only when a block is changed, as opposed to every tick, also improves performance
+
+	if (
+		!IsPotentialSource(Block) ||
+		(
+			// Changeable sources
+			((Block == E_BLOCK_REDSTONE_WIRE) && (Meta == 0)) ||
+			((Block == E_BLOCK_LEVER) && !IsLeverOn(Meta)) ||
+			((Block == E_BLOCK_DETECTOR_RAIL) && ((Meta & 0x08) == 0)) ||
+			(((Block == E_BLOCK_STONE_BUTTON) || (Block == E_BLOCK_WOODEN_BUTTON)) && (!IsButtonOn(Meta))) ||
+			((Block == E_BLOCK_TRIPWIRE_HOOK) && ((Meta & 0x08) == 0))
+		)
+	)
+	{
+		SetSourceUnpowered(RelX, a_BlockY, RelZ, a_OtherChunk != nullptr ? a_OtherChunk : a_Chunk);
+	}
+
+	if (!IsViableMiddleBlock(Block))
+	{
+		SetInvalidMiddleBlock(RelX, a_BlockY, RelZ, a_OtherChunk != nullptr ? a_OtherChunk : a_Chunk);
+	}
+
+	auto & SimulatedPlayerToggleableBlocks = ((cIncrementalRedstoneSimulator::cIncrementalRedstoneSimulatorChunkData *)a_Chunk->GetRedstoneSimulatorData())->m_SimulatedPlayerToggleableBlocks;
+	SimulatedPlayerToggleableBlocks.erase(std::remove_if(SimulatedPlayerToggleableBlocks.begin(), SimulatedPlayerToggleableBlocks.end(), [RelX, a_BlockY, RelZ, Block, this](const sSimulatedPlayerToggleableList & itr)
+		{
+			return itr.a_RelBlockPos.Equals(Vector3i(RelX, a_BlockY, RelZ)) && !IsAllowedBlock(Block);
+		}
+	), SimulatedPlayerToggleableBlocks.end());
+
+	
+	auto & RepeatersDelayList = ((cIncrementalRedstoneSimulator::cIncrementalRedstoneSimulatorChunkData *)a_Chunk->GetRedstoneSimulatorData())->m_RepeatersDelayList;	
+	RepeatersDelayList.erase(std::remove_if(RepeatersDelayList.begin(), RepeatersDelayList.end(), [RelX, a_BlockY, RelZ, Block](const sRepeatersDelayList & itr)
+		{
+			return itr.a_RelBlockPos.Equals(Vector3i(RelX, a_BlockY, RelZ)) && (Block != E_BLOCK_REDSTONE_REPEATER_ON) && (Block != E_BLOCK_REDSTONE_REPEATER_OFF);
+		}
+	), RepeatersDelayList.end());
+
+	if (a_OtherChunk != nullptr)
+	{
+		// DO NOT touch our chunk's data structure if we are being called with coordinates from another chunk - this one caused me massive grief :P
+		return;
+	}
+
+	cCoordWithBlockAndBoolVector & RedstoneSimulatorChunkData = ((cIncrementalRedstoneSimulator::cIncrementalRedstoneSimulatorChunkData *)a_Chunk->GetRedstoneSimulatorData())->m_ChunkData;
+	for (auto & itr : RedstoneSimulatorChunkData)
+	{
+		if ((itr.x == RelX) && (itr.y == a_BlockY) && (itr.z == RelZ))  // We are at an entry matching the current (changed) block
+		{
+			if (!IsAllowedBlock(Block))
+			{
+				itr.DataTwo = true;  // The new blocktype is not redstone; it must be queued to be removed from this list
+			}
+			else
+			{
+				itr.DataTwo = false;
+				itr.Data = Block;  // Update block information
+			}
+			return;
+		}
+	}
+
+	if (!IsAllowedBlock(Block))
+	{
+		return;
+	}
+
+	cCoordWithBlockAndBoolVector & QueuedData = ((cIncrementalRedstoneSimulator::cIncrementalRedstoneSimulatorChunkData *)a_Chunk->GetRedstoneSimulatorData())->m_QueuedChunkData;
+	for (const auto & itr : QueuedData)
+	{
+		if ((itr.x == RelX) && (itr.y == a_BlockY) && (itr.z == RelZ))
+		{
+			// Can't have duplicates in here either, in case something adds the block again before the structure can written to the main chunk data
+			return;
+		}
+	}
+	QueuedData.emplace_back(cCoordWithBlockAndBool(RelX, a_BlockY, RelZ, Block, false));
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::SimulateChunk(float a_Dt, int a_ChunkX, int a_ChunkZ, cChunk * a_Chunk)
+{
+	m_RedstoneSimulatorChunkData = (cIncrementalRedstoneSimulator::cIncrementalRedstoneSimulatorChunkData *)a_Chunk->GetRedstoneSimulatorData();
+	if (m_RedstoneSimulatorChunkData == nullptr)
+	{
+		m_RedstoneSimulatorChunkData = new cIncrementalRedstoneSimulator::cIncrementalRedstoneSimulatorChunkData();
+		a_Chunk->SetRedstoneSimulatorData(m_RedstoneSimulatorChunkData);
+	}
+	if (m_RedstoneSimulatorChunkData->m_ChunkData.empty() && ((cIncrementalRedstoneSimulator::cIncrementalRedstoneSimulatorChunkData *)a_Chunk->GetRedstoneSimulatorData())->m_QueuedChunkData.empty())
+	{
+		return;
+	}
+
+	m_RedstoneSimulatorChunkData->m_ChunkData.insert(
+		m_RedstoneSimulatorChunkData->m_ChunkData.end(),
+		m_RedstoneSimulatorChunkData->m_QueuedChunkData.begin(),
+		m_RedstoneSimulatorChunkData->m_QueuedChunkData.end()
+	);
+
+	m_RedstoneSimulatorChunkData->m_QueuedChunkData.clear();
+
+	m_PoweredBlocks = &m_RedstoneSimulatorChunkData->m_PoweredBlocks;
+	m_RepeatersDelayList = &m_RedstoneSimulatorChunkData->m_RepeatersDelayList;
+	m_SimulatedPlayerToggleableBlocks = &m_RedstoneSimulatorChunkData->m_SimulatedPlayerToggleableBlocks;
+	m_LinkedPoweredBlocks = &m_RedstoneSimulatorChunkData->m_LinkedBlocks;
+	m_Chunk = a_Chunk;
+	bool ShouldUpdateSimulateOnceBlocks = false;
+
+	if (a_Chunk->IsRedstoneDirty())
+	{
+		// Simulate the majority of devices only if something (blockwise or power-wise) has changed
+		// Make sure to allow the chunk to resimulate after the initial run if there was a power change (ShouldUpdateSimulateOnceBlocks helps to do this)
+		a_Chunk->SetIsRedstoneDirty(false);
+		ShouldUpdateSimulateOnceBlocks = true;
+	}
+
+	HandleRedstoneRepeaterDelays();
+
+	for (auto dataitr = m_RedstoneSimulatorChunkData->m_ChunkData.begin(); dataitr != m_RedstoneSimulatorChunkData->m_ChunkData.end();)
+	{
+		if (dataitr->DataTwo)
+		{
+			dataitr = m_RedstoneSimulatorChunkData->m_ChunkData.erase(dataitr);
+			continue;
+		}
+
+		switch (dataitr->Data)
+		{
+			case E_BLOCK_DAYLIGHT_SENSOR: HandleDaylightSensor(dataitr->x, dataitr->y, dataitr->z); break;
+			case E_BLOCK_TRIPWIRE:        HandleTripwire(dataitr->x, dataitr->y, dataitr->z);       break;
+			case E_BLOCK_TRIPWIRE_HOOK:   HandleTripwireHook(dataitr->x, dataitr->y, dataitr->z);   break;
+
+			case E_BLOCK_WOODEN_PRESSURE_PLATE:
+			case E_BLOCK_STONE_PRESSURE_PLATE:
+			case E_BLOCK_LIGHT_WEIGHTED_PRESSURE_PLATE:
+			case E_BLOCK_HEAVY_WEIGHTED_PRESSURE_PLATE:
+			{
+				HandlePressurePlate(dataitr->x, dataitr->y, dataitr->z, dataitr->Data);
+				break;
+			}
+			default: break;
+		}
+
+		if (ShouldUpdateSimulateOnceBlocks)
+		{
+			switch (dataitr->Data)
+			{
+				case E_BLOCK_REDSTONE_WIRE:         HandleRedstoneWire(dataitr->x, dataitr->y, dataitr->z);	  break;
+				case E_BLOCK_COMMAND_BLOCK:         HandleCommandBlock(dataitr->x, dataitr->y, dataitr->z);   break;
+				case E_BLOCK_NOTE_BLOCK:            HandleNoteBlock(dataitr->x, dataitr->y, dataitr->z);      break;
+				case E_BLOCK_BLOCK_OF_REDSTONE:     HandleRedstoneBlock(dataitr->x, dataitr->y, dataitr->z);  break;
+				case E_BLOCK_LEVER:                 HandleRedstoneLever(dataitr->x, dataitr->y, dataitr->z);  break;
+				case E_BLOCK_TNT:                   HandleTNT(dataitr->x, dataitr->y, dataitr->z);            break;
+				case E_BLOCK_IRON_TRAPDOOR:         HandleTrapdoor(dataitr->x, dataitr->y, dataitr->z);       break;
+				case E_BLOCK_TRAPDOOR:              HandleTrapdoor(dataitr->x, dataitr->y, dataitr->z);       break;
+				case E_BLOCK_TRAPPED_CHEST:         HandleTrappedChest(dataitr->x, dataitr->y, dataitr->z);   break;
+
+				case E_BLOCK_ACTIVATOR_RAIL:
+				case E_BLOCK_DETECTOR_RAIL:
+				case E_BLOCK_POWERED_RAIL:
+				{
+					HandleRail(dataitr->x, dataitr->y, dataitr->z, dataitr->Data);
+					break;
+				}
+				case E_BLOCK_ACACIA_DOOR:
+				case E_BLOCK_BIRCH_DOOR:
+				case E_BLOCK_DARK_OAK_DOOR:
+				case E_BLOCK_JUNGLE_DOOR:
+				case E_BLOCK_SPRUCE_DOOR:
+				case E_BLOCK_WOODEN_DOOR:
+				case E_BLOCK_IRON_DOOR:
+				{
+					HandleDoor(dataitr->x, dataitr->y, dataitr->z);
+					break;
+				}
+				case E_BLOCK_ACACIA_FENCE_GATE:
+				case E_BLOCK_BIRCH_FENCE_GATE:
+				case E_BLOCK_DARK_OAK_FENCE_GATE:
+				case E_BLOCK_FENCE_GATE:
+				case E_BLOCK_JUNGLE_FENCE_GATE:
+				case E_BLOCK_SPRUCE_FENCE_GATE:
+				{
+					HandleFenceGate(dataitr->x, dataitr->y, dataitr->z);
+					break;
+				}
+				case E_BLOCK_REDSTONE_LAMP_OFF:
+				case E_BLOCK_REDSTONE_LAMP_ON:
+				{
+					HandleRedstoneLamp(dataitr->x, dataitr->y, dataitr->z, dataitr->Data);
+					break;
+				}
+				case E_BLOCK_DISPENSER:
+				case E_BLOCK_DROPPER:
+				{
+					HandleDropSpenser(dataitr->x, dataitr->y, dataitr->z);
+					break;
+				}
+				case E_BLOCK_PISTON:
+				case E_BLOCK_STICKY_PISTON:
+				{
+					HandlePiston(dataitr->x, dataitr->y, dataitr->z);
+					break;
+				}
+				case E_BLOCK_REDSTONE_REPEATER_OFF:
+				case E_BLOCK_REDSTONE_REPEATER_ON:
+				{
+					HandleRedstoneRepeater(dataitr->x, dataitr->y, dataitr->z, dataitr->Data);
+					break;
+				}
+				case E_BLOCK_REDSTONE_TORCH_OFF:
+				case E_BLOCK_REDSTONE_TORCH_ON:
+				{
+					HandleRedstoneTorch(dataitr->x, dataitr->y, dataitr->z, dataitr->Data);
+					break;
+				}
+				case E_BLOCK_STONE_BUTTON:
+				case E_BLOCK_WOODEN_BUTTON:
+				{
+					HandleRedstoneButton(dataitr->x, dataitr->y, dataitr->z);
+					break;
+				}
+				default: break;
+			}
+		}
+		++dataitr;
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::WakeUp(int a_BlockX, int a_BlockY, int a_BlockZ, cChunk * a_Chunk)
+{
+	if (AreCoordsOnChunkBoundary(a_BlockX, a_BlockY, a_BlockZ))
+	{
+		// On a chunk boundary, alert all four sides (i.e. at least one neighbouring chunk)
+		AddBlock(a_BlockX, a_BlockY, a_BlockZ, a_Chunk);
+
+		// Pass the original coordinates, because when adding things to our simulator lists, we get the chunk that they are in, and therefore any updates need to preseve their position
+		// RedstoneAddBlock to pass both the neighbouring chunk and the chunk which the coordinates are in and +- 2 in GetNeighbour() to accomodate for LinkedPowered blocks being 2 away from chunk boundaries
+		RedstoneAddBlock(a_BlockX, a_BlockY, a_BlockZ, a_Chunk->GetNeighborChunk(a_BlockX - 2, a_BlockZ), a_Chunk);
+		RedstoneAddBlock(a_BlockX, a_BlockY, a_BlockZ, a_Chunk->GetNeighborChunk(a_BlockX + 2, a_BlockZ), a_Chunk);
+		RedstoneAddBlock(a_BlockX, a_BlockY, a_BlockZ, a_Chunk->GetNeighborChunk(a_BlockX, a_BlockZ - 2), a_Chunk);
+		RedstoneAddBlock(a_BlockX, a_BlockY, a_BlockZ, a_Chunk->GetNeighborChunk(a_BlockX, a_BlockZ + 2), a_Chunk);
+
+		return;
+	}
+
+	// Not on boundary, just alert this chunk for speed
+	AddBlock(a_BlockX, a_BlockY, a_BlockZ, a_Chunk);
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleRedstoneTorch(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, BLOCKTYPE a_MyState)
+{
+	static const struct  // Define which directions the torch can power
+	{
+		int x, y, z;
+	} gCrossCoords[] =
+	{
+		{ 1, 0, 0 },
+		{ -1, 0, 0 },
+		{ 0, 0, 1 },
+		{ 0, 0, -1 },
+		{ 0, 1, 0 },
+	};
+
+	if (a_MyState == E_BLOCK_REDSTONE_TORCH_ON)
+	{
+		// Check if the block the torch is on is powered
+		int X = a_RelBlockX; int Y = a_RelBlockY; int Z = a_RelBlockZ;
+		AddFaceDirection(X, Y, Z, GetHandlerCompileTime<E_BLOCK_TORCH>::type::MetaDataToDirection(m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ)), true);  // Inverse true to get the block torch is on
+
+		cChunk * Neighbour = m_Chunk->GetRelNeighborChunkAdjustCoords(X, Z);
+		if ((Neighbour == nullptr) || !Neighbour->IsValid())
+		{
+			return;
+		}
+
+		if (AreCoordsDirectlyPowered(X, Y, Z, Neighbour))
+		{
+			// There was a match, torch goes off
+			m_Chunk->SetBlock(a_RelBlockX, a_RelBlockY, a_RelBlockZ, E_BLOCK_REDSTONE_TORCH_OFF, m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ));
+			return;
+		}
+
+		// Torch still on, make all 4(X, Z) + 1(Y) sides powered
+		for (size_t i = 0; i < ARRAYCOUNT(gCrossCoords); i++)
+		{
+			BLOCKTYPE Type = 0;
+			if (!m_Chunk->UnboundedRelGetBlockType(a_RelBlockX + gCrossCoords[i].x, a_RelBlockY + gCrossCoords[i].y, a_RelBlockZ + gCrossCoords[i].z, Type))
+			{
+				continue;
+			}
+			if (i + 1 < ARRAYCOUNT(gCrossCoords))  // Sides of torch, not top (top is last)
+			{
+				if (
+					IsMechanism(Type) &&  // Is it a mechanism? Not block/other torch etc.
+					(!Vector3i(a_RelBlockX + gCrossCoords[i].x, a_RelBlockY + gCrossCoords[i].y, a_RelBlockZ + gCrossCoords[i].z).Equals(Vector3i(X, Y, Z)))  // CAN'T power block is that it is on
+					)
+				{
+					SetBlockPowered(a_RelBlockX + gCrossCoords[i].x, a_RelBlockY + gCrossCoords[i].y, a_RelBlockZ + gCrossCoords[i].z, a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+				}
+			}
+			else
+			{
+				// Top side, power whatever is there, including blocks
+				SetBlockPowered(a_RelBlockX + gCrossCoords[i].x, a_RelBlockY + gCrossCoords[i].y, a_RelBlockZ + gCrossCoords[i].z, a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+				// Power all blocks surrounding block above torch
+				SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, BLOCK_FACE_YP);
+			}
+		}
+
+		if (m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ) != 0x5)  // Is torch standing on ground? If NOT (i.e. on wall), power block beneath
+		{
+			BLOCKTYPE Type = m_Chunk->GetBlock(a_RelBlockX, a_RelBlockY - 1, a_RelBlockZ);
+
+			if (IsMechanism(Type))  // Still can't make a normal block powered though!
+			{
+				SetBlockPowered(a_RelBlockX, a_RelBlockY - 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+			}
+		}
+	}
+	else
+	{
+		// Check if the block the torch is on is powered
+		int X = a_RelBlockX; int Y = a_RelBlockY; int Z = a_RelBlockZ;
+		AddFaceDirection(X, Y, Z, GetHandlerCompileTime<E_BLOCK_TORCH>::type::MetaDataToDirection(m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ)), true);  // Inverse true to get the block torch is on
+
+		cChunk * Neighbour = m_Chunk->GetRelNeighborChunkAdjustCoords(X, Z);
+		if ((Neighbour == nullptr) || !Neighbour->IsValid())
+		{
+			return;
+		}
+
+		// See if off state torch can be turned on again
+		if (AreCoordsDirectlyPowered(X, Y, Z, Neighbour))
+		{
+			return;  // Something matches, torch still powered
+		}
+
+		// Block torch on not powered, can be turned on again!
+		m_Chunk->SetBlock(a_RelBlockX, a_RelBlockY, a_RelBlockZ, E_BLOCK_REDSTONE_TORCH_ON, m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ));
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleRedstoneBlock(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	SetAllDirsAsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+	SetBlockPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ);  // Set self as powered
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleRedstoneLever(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	NIBBLETYPE Meta = m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+	if (IsLeverOn(Meta))
+	{
+		SetAllDirsAsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+
+		eBlockFace Dir = GetHandlerCompileTime<E_BLOCK_LEVER>::type::BlockMetaDataToBlockFace(Meta);
+
+		Dir = ReverseBlockFace(Dir);
+
+		SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, Dir);
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleFenceGate(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	int BlockX = (m_Chunk->GetPosX() * cChunkDef::Width) + a_RelBlockX;
+	int BlockZ = (m_Chunk->GetPosZ() * cChunkDef::Width) + a_RelBlockZ;
+	NIBBLETYPE MetaData = m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+
+	if (AreCoordsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ))
+	{
+		if (!AreCoordsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, true))
+		{
+			if ((MetaData & 0x4) == 0)
+			{
+				m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, MetaData | 0x4);
+				m_Chunk->BroadcastSoundParticleEffect(1003, BlockX, a_RelBlockY, BlockZ, 0);
+			}
+			SetPlayerToggleableBlockAsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, true);
+		}
+	}
+	else
+	{
+		if (!AreCoordsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, false))
+		{
+			if ((MetaData & 0x4) != 0)
+			{
+				m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, MetaData & ~0x04);
+				m_Chunk->BroadcastSoundParticleEffect(1003, BlockX, a_RelBlockY, BlockZ, 0);
+			}
+			SetPlayerToggleableBlockAsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, false);
+		}
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleRedstoneButton(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	NIBBLETYPE Meta = m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+	if (IsButtonOn(Meta))
+	{
+		SetAllDirsAsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+
+		eBlockFace Dir = GetHandlerCompileTime<E_BLOCK_STONE_BUTTON>::type::BlockMetaDataToBlockFace(Meta);
+		Dir = ReverseBlockFace(Dir);
+		SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, Dir);
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleRedstoneWire(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	static const struct  // Define which directions the wire can receive power from
+	{
+		int x, y, z;
+	} gCrossCoords[] =
+	{
+		{ 1, 0, 0 }, /* Wires on same level start */
+		{ -1, 0, 0 },
+		{ 0, 0, 1 },
+		{ 0, 0, -1 }, /* Wires on same level stop */
+		{ 1, 1, 0 }, /* Wires one higher, surrounding self start */
+		{ -1, 1, 0 },
+		{ 0, 1, 1 },
+		{ 0, 1, -1 }, /* Wires one higher, surrounding self stop */
+		{ 1, -1, 0 }, /* Wires one lower, surrounding self start */
+		{ -1, -1, 0 },
+		{ 0, -1, 1 },
+		{ 0, -1, -1 }, /* Wires one lower, surrounding self stop */
+	};
+
+	static const struct  // Define which directions the wire will check for repeater prescence
+	{
+		int x, y, z;
+	} gSideCoords[] =
+	{
+		{ 1, 0, 0 },
+		{ -1, 0, 0 },
+		{ 0, 0, 1 },
+		{ 0, 0, -1 },
+		{ 0, 1, 0 },
+	};
+
+	// Check to see if directly beside a power source
+	unsigned char MyPower;
+	if (!IsWirePowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, MyPower))
+	{
+		m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, 0);
+		return;
+	}
+
+	m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, MyPower);
+
+	if (MyPower < 1)
+	{
+		return;
+	}
+
+	MyPower--;
+
+	for (size_t i = 0; i < ARRAYCOUNT(gCrossCoords); i++)  // Loop through all directions to transfer or receive power
+	{
+		if ((i >= 4) && (i <= 7))  // If we are currently checking for wire surrounding ourself one block above...
+		{
+			BLOCKTYPE Type = 0;
+			if (a_RelBlockY + 1 >= cChunkDef::Height)
+			{
+				continue;
+			}
+			if (!m_Chunk->UnboundedRelGetBlockType(a_RelBlockX, a_RelBlockY + 1, a_RelBlockZ, Type))
+			{
+				continue;
+			}
+			if (cBlockInfo::IsSolid(Type))  // If there is something solid above us (wire cut off)...
+			{
+				continue;  // We don't receive power from that wire
+			}
+		}
+		else if ((i >= 8) && (i <= 11))  // See above, but this is for wire below us
+		{
+			BLOCKTYPE Type = 0;
+			if (!m_Chunk->UnboundedRelGetBlockType(a_RelBlockX + gCrossCoords[i].x, a_RelBlockY, a_RelBlockZ + gCrossCoords[i].z, Type))
+			{
+				continue;
+			}
+			if (cBlockInfo::IsSolid(Type))
+			{
+				continue;
+			}
+		}
+
+		BLOCKTYPE Type = 0;
+		if (!m_Chunk->UnboundedRelGetBlockType(a_RelBlockX + gCrossCoords[i].x, a_RelBlockY + gCrossCoords[i].y, a_RelBlockZ + gCrossCoords[i].z, Type))
+		{
+			continue;
+		}
+		if (Type == E_BLOCK_REDSTONE_WIRE)
+		{
+			SetBlockPowered(a_RelBlockX + gCrossCoords[i].x, a_RelBlockY + gCrossCoords[i].y, a_RelBlockZ + gCrossCoords[i].z, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MyPower);
+		}
+	}
+
+	for (size_t i = 0; i < ARRAYCOUNT(gSideCoords); i++)  // Look for repeaters immediately surrounding self and try to power them
+	{
+		BLOCKTYPE Type = 0;
+		if (!m_Chunk->UnboundedRelGetBlockType(a_RelBlockX + gSideCoords[i].x, a_RelBlockY + gSideCoords[i].y, a_RelBlockZ + gSideCoords[i].z, Type))
+		{
+			continue;
+		}
+		if (Type == E_BLOCK_REDSTONE_REPEATER_OFF)
+		{
+			SetBlockPowered(a_RelBlockX + gSideCoords[i].x, a_RelBlockY + gSideCoords[i].y, a_RelBlockZ + gSideCoords[i].z, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MyPower);
+		}
+	}
+
+	// Wire still powered, power blocks beneath
+	SetBlockPowered(a_RelBlockX, a_RelBlockY - 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MyPower);
+	SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, BLOCK_FACE_YM, MyPower);
+
+	switch (GetWireDirection(a_RelBlockX, a_RelBlockY, a_RelBlockZ))
+	{
+		case REDSTONE_NONE:
+		{
+			SetBlockPowered(a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MyPower);
+			SetBlockPowered(a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MyPower);
+			SetBlockPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ + 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MyPower);
+			SetBlockPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ - 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MyPower);
+
+			SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, BLOCK_FACE_XM, MyPower);
+			SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, BLOCK_FACE_XP, MyPower);
+			SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, BLOCK_FACE_ZM, MyPower);
+			SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, BLOCK_FACE_ZP, MyPower);
+			break;
+		}
+		case REDSTONE_X_POS:
+		{
+			SetBlockPowered(a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MyPower);
+			SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, BLOCK_FACE_XP, MyPower);
+			break;
+		}
+		case REDSTONE_X_NEG:
+		{
+			SetBlockPowered(a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MyPower);
+			SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, BLOCK_FACE_XM, MyPower);
+			break;
+		}
+		case REDSTONE_Z_POS:
+		{
+			SetBlockPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ + 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MyPower);
+			SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, BLOCK_FACE_ZP, MyPower);
+			break;
+		}
+		case REDSTONE_Z_NEG:
+		{
+			SetBlockPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ - 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MyPower);
+			SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, BLOCK_FACE_ZM, MyPower);
+			break;
+		}
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleRedstoneRepeater(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, BLOCKTYPE a_MyState)
+{
+	/* Repeater Orientation Mini Guide:
+	===================================
+
+	|
+	| Z Axis
+	V
+
+	X Axis ---->
+
+	Repeater directions, values from a WorldType::GetBlockMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ) lookup:
+
+	East (Right) (X+): 0x1
+	West (Left) (X-): 0x3
+	North (Up) (Z-): 0x2
+	South (Down) (Z+): 0x0
+	// TODO: Add E_META_XXX enum entries for all meta values and update project with them
+
+	Sun rises from East (X+)
+
+	*/
+
+	// Create a variable holding my meta to avoid multiple lookups.
+	NIBBLETYPE a_Meta = m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+	bool IsOn = (a_MyState == E_BLOCK_REDSTONE_REPEATER_ON);
+
+	if (!IsRepeaterLocked(a_RelBlockX, a_RelBlockY, a_RelBlockZ, a_Meta))  // If we're locked, change nothing. Otherwise:
+	{
+		bool IsSelfPowered = IsRepeaterPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, a_Meta);
+		if (IsSelfPowered && !IsOn)  // Queue a power change if powered, but not on and not locked.
+		{
+			QueueRepeaterPowerChange(a_RelBlockX, a_RelBlockY, a_RelBlockZ, a_Meta, true);
+		}
+		else if (!IsSelfPowered && IsOn)  // Queue a power change if unpowered, on, and not locked.
+		{
+			QueueRepeaterPowerChange(a_RelBlockX, a_RelBlockY, a_RelBlockZ, a_Meta, false);
+		}
+	}
+}
+
+
+void cIncrementalRedstoneSimulator::HandleRedstoneRepeaterDelays()
+{
+	for (auto itr = m_RepeatersDelayList->begin(); itr != m_RepeatersDelayList->end();)
+	{
+		if (itr->a_ElapsedTicks >= itr->a_DelayTicks)  // Has the elapsed ticks reached the target ticks?
+		{
+			int RelBlockX = itr->a_RelBlockPos.x;
+			int RelBlockY = itr->a_RelBlockPos.y;
+			int RelBlockZ = itr->a_RelBlockPos.z;
+			BLOCKTYPE Block;
+			NIBBLETYPE Meta;
+			m_Chunk->GetBlockTypeMeta(RelBlockX, RelBlockY, RelBlockZ, Block, Meta);
+			if (itr->ShouldPowerOn)
+			{
+				if (Block != E_BLOCK_REDSTONE_REPEATER_ON)  // For performance
+				{
+					m_Chunk->SetBlock(itr->a_RelBlockPos, E_BLOCK_REDSTONE_REPEATER_ON, Meta);
+				}
+
+				switch (Meta & 0x3)  // We only want the direction (bottom) bits
+				{
+					case 0x0:
+					{
+						SetBlockPowered(RelBlockX, RelBlockY, RelBlockZ - 1, RelBlockX, RelBlockY, RelBlockZ);
+						SetDirectionLinkedPowered(RelBlockX, RelBlockY, RelBlockZ, BLOCK_FACE_ZM);
+						break;
+					}
+					case 0x1:
+					{
+						SetBlockPowered(RelBlockX + 1, RelBlockY, RelBlockZ, RelBlockX, RelBlockY, RelBlockZ);
+						SetDirectionLinkedPowered(RelBlockX, RelBlockY, RelBlockZ, BLOCK_FACE_XP);
+						break;
+					}
+					case 0x2:
+					{
+						SetBlockPowered(RelBlockX, RelBlockY, RelBlockZ + 1, RelBlockX, RelBlockY, RelBlockZ);
+						SetDirectionLinkedPowered(RelBlockX, RelBlockY, RelBlockZ, BLOCK_FACE_ZP);
+						break;
+					}
+					case 0x3:
+					{
+						SetBlockPowered(RelBlockX - 1, RelBlockY, RelBlockZ, RelBlockX, RelBlockY, RelBlockZ);
+						SetDirectionLinkedPowered(RelBlockX, RelBlockY, RelBlockZ, BLOCK_FACE_XM);
+						break;
+					}
+				}
+			}
+			else if (Block != E_BLOCK_REDSTONE_REPEATER_OFF)
+			{
+				m_Chunk->SetBlock(RelBlockX, RelBlockY, RelBlockZ, E_BLOCK_REDSTONE_REPEATER_OFF, Meta);
+			}
+			itr = m_RepeatersDelayList->erase(itr);
+		}
+		else
+		{
+			LOGD("Incremented a repeater @ {%i %i %i} | Elapsed ticks: %i | Target delay: %i", itr->a_RelBlockPos.x, itr->a_RelBlockPos.y, itr->a_RelBlockPos.z, itr->a_ElapsedTicks, itr->a_DelayTicks);
+			itr->a_ElapsedTicks++;
+			itr++;
+		}
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandlePiston(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	int BlockX = (m_Chunk->GetPosX() * cChunkDef::Width) + a_RelBlockX;
+	int BlockZ = (m_Chunk->GetPosZ() * cChunkDef::Width) + a_RelBlockZ;
+
+	if (IsPistonPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ) & 0x7))  // We only want the bottom three bits (4th controls extended-ness)
+	{
+		GetHandlerCompileTime<E_BLOCK_PISTON>::type::ExtendPiston(BlockX, a_RelBlockY, BlockZ, &this->m_World);
+	}
+	else
+	{
+		GetHandlerCompileTime<E_BLOCK_PISTON>::type::RetractPiston(BlockX, a_RelBlockY, BlockZ, &this->m_World);
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleDropSpenser(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	class cSetPowerToDropSpenser :
+		public cRedstonePoweredCallback
+	{
+		bool m_IsPowered;
+	public:
+		cSetPowerToDropSpenser(bool a_IsPowered) : m_IsPowered(a_IsPowered) {}
+
+		virtual bool Item(cRedstonePoweredEntity * a_DropSpenser) override
+		{
+			a_DropSpenser->SetRedstonePower(m_IsPowered);
+			return false;
+		}
+	} DrSpSP(AreCoordsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ));
+
+	int BlockX = (m_Chunk->GetPosX() * cChunkDef::Width) + a_RelBlockX;
+	int BlockZ = (m_Chunk->GetPosZ() * cChunkDef::Width) + a_RelBlockZ;
+	m_Chunk->DoWithRedstonePoweredEntityAt(BlockX, a_RelBlockY, BlockZ, DrSpSP);
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleRedstoneLamp(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, BLOCKTYPE a_MyState)
+{
+	if (a_MyState == E_BLOCK_REDSTONE_LAMP_OFF)
+	{
+		if (AreCoordsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ))
+		{
+			m_Chunk->SetBlock(a_RelBlockX, a_RelBlockY, a_RelBlockZ, E_BLOCK_REDSTONE_LAMP_ON, 0);
+		}
+	}
+	else
+	{
+		if (!AreCoordsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ))
+		{
+			m_Chunk->SetBlock(a_RelBlockX, a_RelBlockY, a_RelBlockZ, E_BLOCK_REDSTONE_LAMP_OFF, 0);
+		}
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleTNT(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	int BlockX = (m_Chunk->GetPosX() * cChunkDef::Width) + a_RelBlockX;
+	int BlockZ = (m_Chunk->GetPosZ() * cChunkDef::Width) + a_RelBlockZ;
+
+	if (AreCoordsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ))
+	{
+		m_Chunk->BroadcastSoundEffect("game.tnt.primed", (double)BlockX, (double)a_RelBlockY, (double)BlockZ, 0.5f, 0.6f);
+		m_Chunk->SetBlock(a_RelBlockX, a_RelBlockY, a_RelBlockZ, E_BLOCK_AIR, 0);
+		this->m_World.SpawnPrimedTNT(BlockX + 0.5, a_RelBlockY + 0.5, BlockZ + 0.5);  // 80 ticks to boom
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleDoor(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	int BlockX = (m_Chunk->GetPosX() * cChunkDef::Width) + a_RelBlockX;
+	int BlockZ = (m_Chunk->GetPosZ() * cChunkDef::Width) + a_RelBlockZ;
+
+	typedef GetHandlerCompileTime<E_BLOCK_WOODEN_DOOR>::type DoorHandler;
+
+	if (AreCoordsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ))
+	{
+		if (!AreCoordsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, true))
+		{
+			cChunkInterface ChunkInterface(this->m_World.GetChunkMap());
+			if (!DoorHandler::IsOpen(ChunkInterface, BlockX, a_RelBlockY, BlockZ))
+			{
+				DoorHandler::SetOpen(ChunkInterface, BlockX, a_RelBlockY, BlockZ, true);
+				m_Chunk->BroadcastSoundParticleEffect(1003, BlockX, a_RelBlockY, BlockZ, 0);
+			}
+			SetPlayerToggleableBlockAsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, true);
+		}
+	}
+	else
+	{
+		if (!AreCoordsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, false))
+		{
+			cChunkInterface ChunkInterface(this->m_World.GetChunkMap());
+			if (DoorHandler::IsOpen(ChunkInterface, BlockX, a_RelBlockY, BlockZ))
+			{
+				DoorHandler::SetOpen(ChunkInterface, BlockX, a_RelBlockY, BlockZ, false);
+				m_Chunk->BroadcastSoundParticleEffect(1003, BlockX, a_RelBlockY, BlockZ, 0);
+			}
+			SetPlayerToggleableBlockAsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, false);
+		}
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleCommandBlock(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	class cSetPowerToCommandBlock :
+		public cRedstonePoweredCallback
+	{
+		bool m_IsPowered;
+	public:
+		cSetPowerToCommandBlock(bool a_IsPowered) : m_IsPowered(a_IsPowered) {}
+
+		virtual bool Item(cRedstonePoweredEntity * a_CommandBlock) override
+		{
+			a_CommandBlock->SetRedstonePower(m_IsPowered);
+			return false;
+		}
+	} CmdBlockSP(AreCoordsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ));
+
+	int BlockX = (m_Chunk->GetPosX() * cChunkDef::Width) + a_RelBlockX;
+	int BlockZ = (m_Chunk->GetPosZ() * cChunkDef::Width) + a_RelBlockZ;
+	m_Chunk->DoWithRedstonePoweredEntityAt(BlockX, a_RelBlockY, BlockZ, CmdBlockSP);
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleRail(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, BLOCKTYPE a_MyType)
+{
+	switch (a_MyType)
+	{
+		case E_BLOCK_DETECTOR_RAIL:
+		{
+			if ((m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ) & 0x08) == 0x08)
+			{
+				SetAllDirsAsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, a_MyType);
+			}
+			break;
+		}
+		case E_BLOCK_ACTIVATOR_RAIL:
+		case E_BLOCK_POWERED_RAIL:
+		{
+			if (AreCoordsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ))
+			{
+				m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ) | 0x08);
+			}
+			else
+			{
+				m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ) & 0x07);
+			}
+			break;
+		}
+		default: LOGD("Unhandled type of rail in %s", __FUNCTION__);
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleTrapdoor(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	int BlockX = (m_Chunk->GetPosX() * cChunkDef::Width) + a_RelBlockX;
+	int BlockZ = (m_Chunk->GetPosZ() * cChunkDef::Width) + a_RelBlockZ;
+
+	if (AreCoordsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ))
+	{
+		if (!AreCoordsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, true))
+		{
+			this->m_World.SetTrapdoorOpen(BlockX, a_RelBlockY, BlockZ, true);
+			SetPlayerToggleableBlockAsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, true);
+		}
+	}
+	else
+	{
+		if (!AreCoordsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, false))
+		{
+			this->m_World.SetTrapdoorOpen(BlockX, a_RelBlockY, BlockZ, false);
+			SetPlayerToggleableBlockAsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, false);
+		}
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleNoteBlock(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	bool m_bAreCoordsPowered = AreCoordsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+
+	if (m_bAreCoordsPowered)
+	{
+		if (!AreCoordsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, true))
+		{
+			class cSetPowerToNoteBlock :
+				public cRedstonePoweredCallback
+			{
+			public:
+				cSetPowerToNoteBlock() {}
+
+				virtual bool Item(cRedstonePoweredEntity * a_NoteBlock) override
+				{
+					a_NoteBlock->SetRedstonePower(true);
+					return false;
+				}
+			} NoteBlockSP;
+
+			int BlockX = (m_Chunk->GetPosX() * cChunkDef::Width) + a_RelBlockX;
+			int BlockZ = (m_Chunk->GetPosZ() * cChunkDef::Width) + a_RelBlockZ;
+			m_Chunk->DoWithRedstonePoweredEntityAt(BlockX, a_RelBlockY, BlockZ, NoteBlockSP);
+			SetPlayerToggleableBlockAsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, true);
+		}
+	}
+	else
+	{
+		if (!AreCoordsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, false))
+		{
+			SetPlayerToggleableBlockAsSimulated(a_RelBlockX, a_RelBlockY, a_RelBlockZ, false);
+		}
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleDaylightSensor(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	int BlockX = (m_Chunk->GetPosX() * cChunkDef::Width) + a_RelBlockX, BlockZ = (m_Chunk->GetPosZ() * cChunkDef::Width) + a_RelBlockZ;
+	int ChunkX, ChunkZ;
+	cChunkDef::BlockToChunk(BlockX, BlockZ, ChunkX, ChunkZ);
+
+	if (!this->m_World.IsChunkLighted(ChunkX, ChunkZ))
+	{
+		this->m_World.QueueLightChunk(ChunkX, ChunkZ);
+	}
+	else
+	{
+		if (m_Chunk->GetTimeAlteredLight(this->m_World.GetBlockSkyLight(BlockX, a_RelBlockY + 1, BlockZ)) > 8)
+		{
+			SetAllDirsAsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+		}
+		else
+		{
+			WakeUp(BlockX, a_RelBlockY, BlockZ, m_Chunk);
+		}
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandlePressurePlate(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, BLOCKTYPE a_MyType)
+{
+	int BlockX = (m_Chunk->GetPosX() * cChunkDef::Width) + a_RelBlockX;
+	int BlockZ = (m_Chunk->GetPosZ() * cChunkDef::Width) + a_RelBlockZ;
+
+	switch (a_MyType)
+	{
+		case E_BLOCK_STONE_PRESSURE_PLATE:
+		{
+			// MCS feature - stone pressure plates can only be triggered by players :D
+			cPlayer * a_Player = this->m_World.FindClosestPlayer(Vector3f(BlockX + 0.5f, (float)a_RelBlockY, BlockZ + 0.5f), 0.5f, false);
+
+			if (a_Player != nullptr)
+			{
+				m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, 0x1);
+				SetAllDirsAsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+				SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, BLOCK_FACE_YM, a_MyType);
+			}
+			else
+			{
+				m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, 0x0);
+				SetSourceUnpowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, m_Chunk);
+			}
+			break;
+		}
+		case E_BLOCK_LIGHT_WEIGHTED_PRESSURE_PLATE:
+		{
+			class cPressurePlateCallback :
+				public cEntityCallback
+			{
+			public:
+				cPressurePlateCallback(int a_BlockX, int a_BlockY, int a_BlockZ) :
+					m_NumberOfEntities(0),
+					m_X(a_BlockX),
+					m_Y(a_BlockY),
+					m_Z(a_BlockZ)
+				{
+				}
+
+				virtual bool Item(cEntity * a_Entity) override
+				{
+					Vector3f EntityPos = a_Entity->GetPosition();
+					Vector3f BlockPos(m_X + 0.5f, (float)m_Y, m_Z + 0.5f);
+					double Distance = (EntityPos - BlockPos).Length();
+
+					if (Distance <= 0.5)
+					{
+						m_NumberOfEntities++;
+					}
+					return false;
+				}
+
+				bool GetPowerLevel(unsigned char & a_PowerLevel) const
+				{
+					a_PowerLevel = std::min(m_NumberOfEntities, MAX_POWER_LEVEL);
+					return (a_PowerLevel > 0);
+				}
+
+			protected:
+				int m_NumberOfEntities;
+
+				int m_X;
+				int m_Y;
+				int m_Z;
+			};
+
+			cPressurePlateCallback PressurePlateCallback(BlockX, a_RelBlockY, BlockZ);
+			this->m_World.ForEachEntityInChunk(m_Chunk->GetPosX(), m_Chunk->GetPosZ(), PressurePlateCallback);
+
+			unsigned char Power;
+			NIBBLETYPE Meta = m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+			if (PressurePlateCallback.GetPowerLevel(Power))
+			{
+				if (Meta == E_META_PRESSURE_PLATE_RAISED)
+				{
+					m_Chunk->BroadcastSoundEffect("random.click", (double)BlockX + 0.5, (double)a_RelBlockY + 0.1, (double)BlockZ + 0.5, 0.3F, 0.5F);
+				}
+				m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, E_META_PRESSURE_PLATE_DEPRESSED);
+				SetAllDirsAsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, Power);
+				SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, BLOCK_FACE_YM, a_MyType);
+			}
+			else
+			{
+				if (Meta == E_META_PRESSURE_PLATE_DEPRESSED)
+				{
+					m_Chunk->BroadcastSoundEffect("random.click", (double)BlockX + 0.5, (double)a_RelBlockY + 0.1, (double)BlockZ + 0.5, 0.3F, 0.6F);
+				}
+				m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, E_META_PRESSURE_PLATE_RAISED);
+				SetSourceUnpowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, m_Chunk);
+			}
+
+			break;
+		}
+		case E_BLOCK_HEAVY_WEIGHTED_PRESSURE_PLATE:
+		{
+			class cPressurePlateCallback :
+				public cEntityCallback
+			{
+			public:
+				cPressurePlateCallback(int a_BlockX, int a_BlockY, int a_BlockZ) :
+					m_NumberOfEntities(0),
+					m_X(a_BlockX),
+					m_Y(a_BlockY),
+					m_Z(a_BlockZ)
+				{
+				}
+
+				virtual bool Item(cEntity * a_Entity) override
+				{
+					Vector3f EntityPos = a_Entity->GetPosition();
+					Vector3f BlockPos(m_X + 0.5f, (float)m_Y, m_Z + 0.5f);
+					double Distance = (EntityPos - BlockPos).Length();
+
+					if (Distance <= 0.5)
+					{
+						m_NumberOfEntities++;
+					}
+					return false;
+				}
+
+				bool GetPowerLevel(unsigned char & a_PowerLevel) const
+				{
+					a_PowerLevel = std::min((int)ceil(m_NumberOfEntities / 10.f), MAX_POWER_LEVEL);
+					return (a_PowerLevel > 0);
+				}
+
+			protected:
+				int m_NumberOfEntities;
+
+				int m_X;
+				int m_Y;
+				int m_Z;
+			};
+
+			cPressurePlateCallback PressurePlateCallback(BlockX, a_RelBlockY, BlockZ);
+			this->m_World.ForEachEntityInChunk(m_Chunk->GetPosX(), m_Chunk->GetPosZ(), PressurePlateCallback);
+
+			unsigned char Power;
+			NIBBLETYPE Meta = m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+			if (PressurePlateCallback.GetPowerLevel(Power))
+			{
+				if (Meta == E_META_PRESSURE_PLATE_RAISED)
+				{
+					m_Chunk->BroadcastSoundEffect("random.click", (double)BlockX + 0.5, (double)a_RelBlockY + 0.1, (double)BlockZ + 0.5, 0.3F, 0.5F);
+				}
+				m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, E_META_PRESSURE_PLATE_DEPRESSED);
+				SetAllDirsAsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, Power);
+				SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, BLOCK_FACE_YM, a_MyType);
+			}
+			else
+			{
+				if (Meta == E_META_PRESSURE_PLATE_DEPRESSED)
+				{
+					m_Chunk->BroadcastSoundEffect("random.click", (double)BlockX + 0.5, (double)a_RelBlockY + 0.1, (double)BlockZ + 0.5, 0.3F, 0.6F);
+				}
+				m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, E_META_PRESSURE_PLATE_RAISED);
+				SetSourceUnpowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, m_Chunk);
+			}
+
+			break;
+		}
+		case E_BLOCK_WOODEN_PRESSURE_PLATE:
+		{
+			class cPressurePlateCallback :
+				public cEntityCallback
+			{
+			public:
+				cPressurePlateCallback(int a_BlockX, int a_BlockY, int a_BlockZ) :
+					m_FoundEntity(false),
+					m_X(a_BlockX),
+					m_Y(a_BlockY),
+					m_Z(a_BlockZ)
+				{
+				}
+
+				virtual bool Item(cEntity * a_Entity) override
+				{
+					Vector3f EntityPos = a_Entity->GetPosition();
+					Vector3f BlockPos(m_X + 0.5f, (float)m_Y, m_Z + 0.5f);
+					double Distance = (EntityPos - BlockPos).Length();
+
+					if (Distance <= 0.5)
+					{
+						m_FoundEntity = true;
+						return true;  // Break out, we only need to know for plates that at least one entity is on top
+					}
+					return false;
+				}
+
+				bool FoundEntity(void) const
+				{
+					return m_FoundEntity;
+				}
+
+			protected:
+				bool m_FoundEntity;
+
+				int m_X;
+				int m_Y;
+				int m_Z;
+			};
+
+			cPressurePlateCallback PressurePlateCallback(BlockX, a_RelBlockY, BlockZ);
+			this->m_World.ForEachEntityInChunk(m_Chunk->GetPosX(), m_Chunk->GetPosZ(), PressurePlateCallback);
+
+			NIBBLETYPE Meta = m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+			if (PressurePlateCallback.FoundEntity())
+			{
+				if (Meta == E_META_PRESSURE_PLATE_RAISED)
+				{
+					m_Chunk->BroadcastSoundEffect("random.click", (double)BlockX + 0.5, (double)a_RelBlockY + 0.1, (double)BlockZ + 0.5, 0.3F, 0.5F);
+				}
+				m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, E_META_PRESSURE_PLATE_DEPRESSED);
+				SetAllDirsAsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+				SetDirectionLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, BLOCK_FACE_YM, a_MyType);
+			}
+			else
+			{
+				if (Meta == E_META_PRESSURE_PLATE_DEPRESSED)
+				{
+					m_Chunk->BroadcastSoundEffect("random.click", (double)BlockX + 0.5, (double)a_RelBlockY + 0.1, (double)BlockZ + 0.5, 0.3F, 0.6F);
+				}
+				m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, E_META_PRESSURE_PLATE_RAISED);
+				SetSourceUnpowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, m_Chunk);
+			}
+			break;
+		}
+		default:
+		{
+			LOGD("Unimplemented pressure plate type %s in cRedstoneSimulator", ItemToFullString(cItem(a_MyType)).c_str());
+			break;
+		}
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleTripwireHook(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	int RelX = a_RelBlockX, RelZ = a_RelBlockZ;
+	bool FoundActivated = false;
+	eBlockFace FaceToGoTowards = GetHandlerCompileTime<E_BLOCK_TRIPWIRE_HOOK>::type::MetadataToDirection(m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ));
+
+	for (int i = 0; i < 40; ++i)  // Tripwires can be connected up to 40 blocks
+	{
+		BLOCKTYPE Type;
+		NIBBLETYPE Meta;
+
+		AddFaceDirection(RelX, a_RelBlockY, RelZ, FaceToGoTowards);
+		m_Chunk->UnboundedRelGetBlock(RelX, a_RelBlockY, RelZ, Type, Meta);
+
+		if (Type == E_BLOCK_TRIPWIRE)
+		{
+			if (Meta == 0x1)
+			{
+				FoundActivated = true;
+			}
+		}
+		else if (Type == E_BLOCK_TRIPWIRE_HOOK)
+		{
+			if (ReverseBlockFace(GetHandlerCompileTime<E_BLOCK_TRIPWIRE_HOOK>::type::MetadataToDirection(Meta)) == FaceToGoTowards)
+			{
+				// Other hook facing in opposite direction - circuit completed!
+				break;
+			}
+			else
+			{
+				// Tripwire hook not connected at all, AND away all the power state bits
+				m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ) & 0x3);
+				SetSourceUnpowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, m_Chunk);
+				return;
+			}
+		}
+		else
+		{
+			// Tripwire hook not connected at all, AND away all the power state bits
+			m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ) & 0x3);
+			SetSourceUnpowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, m_Chunk);
+			return;
+		}
+	}
+
+	if (FoundActivated)
+	{
+		// Connected and activated, set the 3rd and 4th highest bits
+		m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ) | 0xC);
+		SetAllDirsAsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+	}
+	else
+	{
+		// Connected but not activated, AND away the highest bit
+		m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, (m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ) & 0x7) | 0x4);
+		SetSourceUnpowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, m_Chunk);
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleTrappedChest(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	class cGetTrappedChestPlayers :
+		public cItemCallback<cChestEntity>
+	{
+	public:
+		cGetTrappedChestPlayers(void) :
+			m_NumberOfPlayers(0)
+		{
+		}
+
+		virtual ~cGetTrappedChestPlayers()
+		{
+		}
+
+		virtual bool Item(cChestEntity * a_Chest) override
+		{
+			ASSERT(a_Chest->GetBlockType() == E_BLOCK_TRAPPED_CHEST);
+			m_NumberOfPlayers = a_Chest->GetNumberOfPlayers();
+			return (m_NumberOfPlayers <= 0);
+		}
+
+		unsigned char GetPowerLevel(void) const
+		{
+			return std::min(m_NumberOfPlayers, MAX_POWER_LEVEL);
+		}
+
+	private:
+		int m_NumberOfPlayers;
+
+	} GTCP;
+
+	int BlockX = m_Chunk->GetPosX() * cChunkDef::Width + a_RelBlockX;
+	int BlockZ = m_Chunk->GetPosZ() * cChunkDef::Width + a_RelBlockZ;
+	if (m_Chunk->DoWithChestAt(BlockX, a_RelBlockY, BlockZ, GTCP))
+	{
+		SetAllDirsAsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, GTCP.GetPowerLevel());
+	}
+	else
+	{
+		SetSourceUnpowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, m_Chunk);
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::HandleTripwire(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	int BlockX = m_Chunk->GetPosX() * cChunkDef::Width + a_RelBlockX;
+	int BlockZ = m_Chunk->GetPosZ() * cChunkDef::Width + a_RelBlockZ;
+
+	class cTripwireCallback :
+		public cEntityCallback
+	{
+	public:
+		cTripwireCallback(int a_BlockX, int a_BlockY, int a_BlockZ) :
+			m_FoundEntity(false),
+			m_X(a_BlockX),
+			m_Y(a_BlockY),
+			m_Z(a_BlockZ)
+		{
+		}
+
+		virtual bool Item(cEntity * a_Entity) override
+		{
+			cBoundingBox bbWire(m_X, m_X + 1, m_Y, m_Y + 0.1, m_Z, m_Z + 1);
+			cBoundingBox bbEntity(a_Entity->GetPosition(), a_Entity->GetWidth() / 2, a_Entity->GetHeight());
+
+			if (bbEntity.DoesIntersect(bbWire))
+			{
+				m_FoundEntity = true;
+				return true;  // One entity is sufficient to trigger the wire
+			}
+			return false;
+		}
+
+		bool FoundEntity(void) const
+		{
+			return m_FoundEntity;
+		}
+
+	protected:
+		bool m_FoundEntity;
+
+		int m_X;
+		int m_Y;
+		int m_Z;
+	};
+
+	cTripwireCallback TripwireCallback(BlockX, a_RelBlockY, BlockZ);
+	this->m_World.ForEachEntityInChunk(m_Chunk->GetPosX(), m_Chunk->GetPosZ(), TripwireCallback);
+
+	if (TripwireCallback.FoundEntity())
+	{
+		m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, 0x1);
+	}
+	else
+	{
+		m_Chunk->SetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, 0x0);
+	}
+}
+
+
+
+
+
+bool cIncrementalRedstoneSimulator::AreCoordsDirectlyPowered(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, cChunk * a_Chunk)
+{
+	// Torches want to access neighbour's data when on a wall, hence the extra chunk parameter
+
+	for (const auto & itr : ((cIncrementalRedstoneSimulator::cIncrementalRedstoneSimulatorChunkData *)a_Chunk->GetRedstoneSimulatorData())->m_PoweredBlocks)  // Check powered list
+	{
+		if (itr.a_BlockPos.Equals(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ)))
+		{
+			return true;
+		}
+	}
+	return false;
+}
+
+
+
+
+
+bool cIncrementalRedstoneSimulator::AreCoordsLinkedPowered(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	for (const auto & itr : *m_LinkedPoweredBlocks)  // Check linked powered list
+	{
+		if (itr.a_BlockPos.Equals(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ)))
+		{
+			return true;
+		}
+	}
+	return false;
+}
+
+
+
+
+
+bool cIncrementalRedstoneSimulator::IsRepeaterPowered(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, NIBBLETYPE a_Meta)
 {
-	return new cIncrementalRedstoneSimulator<cChunk, cWorld, GetHandlerCompileTime, cChestEntity>(a_World);
+	// Repeaters cannot be powered by any face except their back; verify that this is true for a source
+
+	for (const auto & itr : *m_PoweredBlocks)
+	{
+		if (!itr.a_BlockPos.Equals(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ))) { continue; }
+
+		switch (a_Meta & 0x3)
+		{
+			case 0x0:
+			{
+				// Flip the coords to check the back of the repeater
+				if (itr.a_SourcePos.Equals(AdjustRelativeCoords(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ + 1)))) { return true; }
+				break;
+			}
+			case 0x1:
+			{
+				if (itr.a_SourcePos.Equals(AdjustRelativeCoords(Vector3i(a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ)))) { return true; }
+				break;
+			}
+			case 0x2:
+			{
+				if (itr.a_SourcePos.Equals(AdjustRelativeCoords(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ - 1)))) { return true; }
+				break;
+			}
+			case 0x3:
+			{
+				if (itr.a_SourcePos.Equals(AdjustRelativeCoords(Vector3i(a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ)))) { return true; }
+				break;
+			}
+		}
+	}
+
+	for (const auto & itr : *m_LinkedPoweredBlocks)
+	{
+		if (!itr.a_BlockPos.Equals(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ))) { continue; }
+
+		switch (a_Meta & 0x3)
+		{
+			case 0x0:
+			{
+				if (itr.a_MiddlePos.Equals(AdjustRelativeCoords(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ + 1)))) { return true; }
+				break;
+			}
+			case 0x1:
+			{
+				if (itr.a_MiddlePos.Equals(AdjustRelativeCoords(Vector3i(a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ)))) { return true; }
+				break;
+			}
+			case 0x2:
+			{
+				if (itr.a_MiddlePos.Equals(AdjustRelativeCoords(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ - 1)))) { return true; }
+				break;
+			}
+			case 0x3:
+			{
+				if (itr.a_MiddlePos.Equals(AdjustRelativeCoords(Vector3i(a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ)))) { return true; }
+				break;
+			}
+		}
+	}
+	return false;  // Couldn't find power source behind repeater
 }
 
+
+
+
+
+bool cIncrementalRedstoneSimulator::IsRepeaterLocked(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, NIBBLETYPE a_Meta)
+{
+	switch (a_Meta & 0x3)  // We only want the 'direction' part of our metadata
+	{
+		// If the repeater is looking up or down (If parallel to the Z axis)
+		case 0x0:
+		case 0x2:
+		{
+			// Check if eastern(right) neighbor is a powered on repeater who is facing us
+			BLOCKTYPE Block = 0;
+			NIBBLETYPE OtherRepeaterDir = 0;
+			if (m_Chunk->UnboundedRelGetBlock(a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ, Block, OtherRepeaterDir) && (Block == E_BLOCK_REDSTONE_REPEATER_ON)) // Is right neighbor a powered repeater?
+			{
+				if ((OtherRepeaterDir & 0x03) == 0x3)
+				{
+					return true;
+				}  // If so, I am latched/locked
+			}
+
+			// Check if western(left) neighbor is a powered on repeater who is facing us
+			if (m_Chunk->UnboundedRelGetBlock(a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ, Block, OtherRepeaterDir) && (Block == E_BLOCK_REDSTONE_REPEATER_ON))
+			{
+				if ((OtherRepeaterDir & 0x03) == 0x1)
+				{
+					return true;
+				}  // If so, I am latched/locked
+			}
+
+			break;
+		}
+
+		// If the repeater is looking left or right (If parallel to the x axis)
+		case 0x1:
+		case 0x3:
+		{
+			// Check if southern(down) neighbor is a powered on repeater who is facing us
+			BLOCKTYPE Block = 0;
+			NIBBLETYPE OtherRepeaterDir = 0;
+
+			if (m_Chunk->UnboundedRelGetBlock(a_RelBlockX, a_RelBlockY, a_RelBlockZ + 1, Block, OtherRepeaterDir) && (Block == E_BLOCK_REDSTONE_REPEATER_ON))
+			{
+				if ((OtherRepeaterDir & 0x30) == 0x00)
+				{
+					return true;
+				}  // If so,  am latched/locked
+			}
+
+			// Check if northern(up) neighbor is a powered on repeater who is facing us
+			if (m_Chunk->UnboundedRelGetBlock(a_RelBlockX, a_RelBlockY, a_RelBlockZ - 1, Block, OtherRepeaterDir) && (Block == E_BLOCK_REDSTONE_REPEATER_ON))
+			{
+				if ((OtherRepeaterDir & 0x03) == 0x02)
+				{
+					return true;
+				}  // If so, I am latched/locked
+			}
+
+			break;
+		}
+	}
+
+	return false;  // None of the checks succeeded, I am not a locked repeater
+}
+
+
+
+
+bool cIncrementalRedstoneSimulator::IsPistonPowered(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, NIBBLETYPE a_Meta)
+{
+	// Pistons cannot be powered through their front face; this function verifies that a source meets this requirement
+
+	eBlockFace Face = GetHandlerCompileTime<E_BLOCK_PISTON>::type::MetaDataToDirection(a_Meta);
+
+	for (const auto & itr : *m_PoweredBlocks)
+	{
+		if (!itr.a_BlockPos.Equals(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ))) { continue; }
+
+		int X = a_RelBlockX, Z = a_RelBlockZ;
+		AddFaceDirection(X, a_RelBlockY, Z, Face);
+
+		if (!itr.a_SourcePos.Equals(AdjustRelativeCoords(Vector3i(X, a_RelBlockY, Z))))
+		{
+			return true;
+		}
+	}
+
+	for (const auto & itr : *m_LinkedPoweredBlocks)
+	{
+		if (!itr.a_BlockPos.Equals(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ))) { continue; }
+
+		int X = a_RelBlockX, Z = a_RelBlockZ;
+		AddFaceDirection(X, a_RelBlockY, Z, Face);
+
+		if (!itr.a_MiddlePos.Equals(AdjustRelativeCoords(Vector3i(X, a_RelBlockY, Z))))
+		{
+			return true;
+		}
+	}
+	return false;  // Source was in front of the piston's front face
+}
+
+
+
+
+bool cIncrementalRedstoneSimulator::IsWirePowered(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, unsigned char & a_PowerLevel)
+{
+	a_PowerLevel = 0;
+
+	for (const auto & itr : *m_PoweredBlocks)  // Check powered list
+	{
+		if (!itr.a_BlockPos.Equals(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ)))
+		{
+			continue;
+		}
+		a_PowerLevel = std::max(itr.a_PowerLevel, a_PowerLevel);  // Get the highest power level (a_PowerLevel is initialised already and there CAN be multiple levels for one block)
+	}
+
+	for (const auto & itr : *m_LinkedPoweredBlocks)  // Check linked powered list
+	{
+		if (!itr.a_BlockPos.Equals(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ)))
+		{
+			continue;
+		}
+
+		BLOCKTYPE Type = E_BLOCK_AIR;
+		if (!m_Chunk->UnboundedRelGetBlockType(itr.a_SourcePos.x, itr.a_SourcePos.y, itr.a_SourcePos.z, Type) || (Type == E_BLOCK_REDSTONE_WIRE))
+		{
+			continue;
+		}
+		a_PowerLevel = std::max(itr.a_PowerLevel, a_PowerLevel);
+	}
+
+	return (a_PowerLevel != 0);  // Answer the inital question: is the wire powered?
+}
+
+
+
+
+
+bool cIncrementalRedstoneSimulator::AreCoordsSimulated(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, bool IsCurrentStatePowered)
+{
+	for (const auto & itr : *m_SimulatedPlayerToggleableBlocks)
+	{
+		if (itr.a_RelBlockPos.Equals(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ)))
+		{
+			if (itr.WasLastStatePowered != IsCurrentStatePowered)  // Was the last power state different to the current?
+			{
+				return false;  // It was, coordinates are no longer simulated
+			}
+			else
+			{
+				return true;  // It wasn't, don't resimulate block, and allow players to toggle
+			}
+		}
+	}
+	return false;  // Block wasn't even in the list, not simulated
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::SetDirectionLinkedPowered(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, char a_Direction, unsigned char a_PowerLevel)
+{
+	BLOCKTYPE MiddleBlock = 0;
+	switch (a_Direction)
+	{
+		case BLOCK_FACE_XM:
+		{
+			if (!m_Chunk->UnboundedRelGetBlockType(a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ, MiddleBlock))
+			{
+				return;
+			}
+
+			SetBlockLinkedPowered(a_RelBlockX - 2, a_RelBlockY, a_RelBlockZ, a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX - 1, a_RelBlockY + 1, a_RelBlockZ, a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX - 1, a_RelBlockY - 1, a_RelBlockZ, a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ + 1, a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ - 1, a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+
+			break;
+		}
+		case BLOCK_FACE_XP:
+		{
+			if (!m_Chunk->UnboundedRelGetBlockType(a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ, MiddleBlock))
+			{
+				return;
+			}
+
+			SetBlockLinkedPowered(a_RelBlockX + 2, a_RelBlockY, a_RelBlockZ, a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX + 1, a_RelBlockY + 1, a_RelBlockZ, a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX + 1, a_RelBlockY - 1, a_RelBlockZ, a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ + 1, a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ - 1, a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+
+			break;
+		}
+		case BLOCK_FACE_YM:
+		{
+			if (!m_Chunk->UnboundedRelGetBlockType(a_RelBlockX, a_RelBlockY - 1, a_RelBlockZ, MiddleBlock))
+			{
+				return;
+			}
+
+			SetBlockLinkedPowered(a_RelBlockX, a_RelBlockY - 2, a_RelBlockZ, a_RelBlockX, a_RelBlockY - 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX + 1, a_RelBlockY - 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY - 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX - 1, a_RelBlockY - 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY - 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX, a_RelBlockY - 1, a_RelBlockZ + 1, a_RelBlockX, a_RelBlockY - 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX, a_RelBlockY - 1, a_RelBlockZ - 1, a_RelBlockX, a_RelBlockY - 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+
+			break;
+		}
+		case BLOCK_FACE_YP:
+		{
+			if (!m_Chunk->UnboundedRelGetBlockType(a_RelBlockX, a_RelBlockY + 1, a_RelBlockZ, MiddleBlock))
+			{
+				return;
+			}
+
+			SetBlockLinkedPowered(a_RelBlockX, a_RelBlockY + 2, a_RelBlockZ, a_RelBlockX, a_RelBlockY + 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX + 1, a_RelBlockY + 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY + 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX - 1, a_RelBlockY + 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY + 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX, a_RelBlockY + 1, a_RelBlockZ + 1, a_RelBlockX, a_RelBlockY + 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX, a_RelBlockY + 1, a_RelBlockZ - 1, a_RelBlockX, a_RelBlockY + 1, a_RelBlockZ, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+
+			break;
+		}
+		case BLOCK_FACE_ZM:
+		{
+			if (!m_Chunk->UnboundedRelGetBlockType(a_RelBlockX, a_RelBlockY, a_RelBlockZ - 1, MiddleBlock))
+			{
+				return;
+			}
+
+			SetBlockLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ - 2, a_RelBlockX, a_RelBlockY, a_RelBlockZ - 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ - 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ - 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ - 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ - 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX, a_RelBlockY + 1, a_RelBlockZ - 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ - 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX, a_RelBlockY - 1, a_RelBlockZ - 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ - 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+
+			break;
+		}
+		case BLOCK_FACE_ZP:
+		{
+			if (!m_Chunk->UnboundedRelGetBlockType(a_RelBlockX, a_RelBlockY, a_RelBlockZ + 1, MiddleBlock))
+			{
+				return;
+			}
+
+			SetBlockLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ + 2, a_RelBlockX, a_RelBlockY, a_RelBlockZ + 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ + 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ + 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ + 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ + 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX, a_RelBlockY + 1, a_RelBlockZ + 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ + 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+			SetBlockLinkedPowered(a_RelBlockX, a_RelBlockY - 1, a_RelBlockZ + 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ + 1, a_RelBlockX, a_RelBlockY, a_RelBlockZ, MiddleBlock, a_PowerLevel);
+
+			break;
+		}
+		default:
+		{
+			ASSERT(!"Unhandled face direction when attempting to set blocks as linked powered!");  // Zombies, that wasn't supposed to happen...
+			break;
+		}
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::SetAllDirsAsPowered(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, unsigned char a_PowerLevel)
+{
+	static const struct
+	{
+		int x, y, z;
+	} gCrossCoords[] =
+	{
+		{ 1, 0, 0 },
+		{ -1, 0, 0 },
+		{ 0, 0, 1 },
+		{ 0, 0, -1 },
+		{ 0, 1, 0 },
+		{ 0, -1, 0 }
+	};
+
+	for (size_t i = 0; i < ARRAYCOUNT(gCrossCoords); i++)  // Loop through struct to power all directions
+	{
+		SetBlockPowered(a_RelBlockX + gCrossCoords[i].x, a_RelBlockY + gCrossCoords[i].y, a_RelBlockZ + gCrossCoords[i].z, a_RelBlockX, a_RelBlockY, a_RelBlockZ, a_PowerLevel);
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::SetBlockPowered(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, int a_RelSourceX, int a_RelSourceY, int a_RelSourceZ, unsigned char a_PowerLevel)
+{
+	cChunk * Neighbour = m_Chunk->GetRelNeighborChunkAdjustCoords(a_RelBlockX, a_RelBlockZ);  // Adjust coordinates for the later call using these values
+	if ((Neighbour == nullptr) || !Neighbour->IsValid())
+	{
+		return;
+	}
+
+	auto & Powered = ((cIncrementalRedstoneSimulator::cIncrementalRedstoneSimulatorChunkData *)Neighbour->GetRedstoneSimulatorData())->m_PoweredBlocks;  // We need to insert the value into the chunk who owns the block position
+	for (auto itr = Powered.begin(); itr != Powered.end(); ++itr)
+	{
+		if (
+			itr->a_BlockPos.Equals(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ)) &&
+			itr->a_SourcePos.Equals(Vector3i(a_RelSourceX, a_RelSourceY, a_RelSourceZ))
+			)
+		{
+			// Check for duplicates, update power level, don't add a new listing
+			itr->a_PowerLevel = a_PowerLevel;
+			return;
+		}
+	}
+
+	// No need to get neighbouring chunk as we can guarantee that when something is powering us, the entry will be in our chunk
+	for (auto itr = m_PoweredBlocks->begin(); itr != m_PoweredBlocks->end(); ++itr)
+	{
+		if (
+			itr->a_BlockPos.Equals(Vector3i(a_RelSourceX, a_RelSourceY, a_RelSourceZ)) &&
+			itr->a_SourcePos.Equals(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ)) &&
+			(m_Chunk->GetBlock(a_RelSourceX, a_RelSourceY, a_RelSourceZ) == E_BLOCK_REDSTONE_WIRE)
+			)
+		{
+			BLOCKTYPE Block;
+			NIBBLETYPE Meta;
+			Neighbour->GetBlockTypeMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ, Block, Meta);
+
+			if (Block == E_BLOCK_REDSTONE_WIRE)
+			{
+				if (Meta < a_PowerLevel)
+				{
+					m_PoweredBlocks->erase(itr);  // Powering source with higher power level, allow it
+					break;
+				}
+				else
+				{
+					// Powered wires try to power their source - don't let them!
+					return;
+				}
+			}
+		}
+	}
+
+	sPoweredBlocks RC;
+	RC.a_BlockPos = Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+	RC.a_SourcePos = Vector3i(a_RelSourceX, a_RelSourceY, a_RelSourceZ);
+	RC.a_PowerLevel = a_PowerLevel;
+	Powered.emplace_back(RC);
+	Neighbour->SetIsRedstoneDirty(true);
+	m_Chunk->SetIsRedstoneDirty(true);
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::SetBlockLinkedPowered(
+	int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ,
+	int a_RelMiddleX, int a_RelMiddleY, int a_RelMiddleZ,
+	int a_RelSourceX, int a_RelSourceY, int a_RelSourceZ,
+	BLOCKTYPE a_MiddleBlock, unsigned char a_PowerLevel
+	)
+{
+	if (!IsViableMiddleBlock(a_MiddleBlock))
+	{
+		return;
+	}
+
+	cChunk * Neighbour = m_Chunk->GetRelNeighborChunkAdjustCoords(a_RelBlockX, a_RelBlockZ);
+	m_Chunk->GetRelNeighborChunkAdjustCoords(a_RelMiddleX, a_RelMiddleZ);
+	if ((Neighbour == nullptr) || !Neighbour->IsValid())
+	{
+		return;
+	}
+
+	auto & Linked = ((cIncrementalRedstoneSimulator::cIncrementalRedstoneSimulatorChunkData *)Neighbour->GetRedstoneSimulatorData())->m_LinkedBlocks;
+	for (auto & itr : Linked)  // Check linked powered list
+	{
+		if (
+			itr.a_BlockPos.Equals(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ)) &&
+			itr.a_MiddlePos.Equals(Vector3i(a_RelMiddleX, a_RelMiddleY, a_RelMiddleZ)) &&
+			itr.a_SourcePos.Equals(Vector3i(a_RelSourceX, a_RelSourceY, a_RelSourceZ))
+			)
+		{
+			// Check for duplicates, update power level, don't add a new listing
+			itr.a_PowerLevel = a_PowerLevel;
+			return;
+		}
+	}
+
+	sLinkedPoweredBlocks RC;
+	RC.a_BlockPos = Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+	RC.a_MiddlePos = Vector3i(a_RelMiddleX, a_RelMiddleY, a_RelMiddleZ);
+	RC.a_SourcePos = Vector3i(a_RelSourceX, a_RelSourceY, a_RelSourceZ);
+	RC.a_PowerLevel = a_PowerLevel;
+	Linked.emplace_back(RC);
+	Neighbour->SetIsRedstoneDirty(true);
+	m_Chunk->SetIsRedstoneDirty(true);
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::SetPlayerToggleableBlockAsSimulated(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, bool WasLastStatePowered)
+{
+	for (auto itr = m_SimulatedPlayerToggleableBlocks->begin(); itr != m_SimulatedPlayerToggleableBlocks->end(); ++itr)
+	{
+		if (!itr->a_RelBlockPos.Equals(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ)))
+		{
+			continue;
+		}
+
+		if (itr->WasLastStatePowered != WasLastStatePowered)
+		{
+			// If power states different, update listing
+			itr->WasLastStatePowered = WasLastStatePowered;
+			return;
+		}
+		else
+		{
+			// If states the same, just ignore
+			return;
+		}
+	}
+
+	// We have arrive here; no block must be in list - add one
+	sSimulatedPlayerToggleableList RC;
+	RC.a_RelBlockPos = Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+	RC.WasLastStatePowered = WasLastStatePowered;
+	m_SimulatedPlayerToggleableBlocks->emplace_back(RC);
+}
+
+
+
+
+
+bool cIncrementalRedstoneSimulator::QueueRepeaterPowerChange(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, NIBBLETYPE a_Meta, bool ShouldPowerOn)
+{
+	for (auto itr = m_RepeatersDelayList->begin(); itr != m_RepeatersDelayList->end(); ++itr)
+	{
+		if (itr->a_RelBlockPos.Equals(Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ)))
+		{
+			if (ShouldPowerOn == itr->ShouldPowerOn)  // We are queued already for the same thing, don't replace entry
+			{
+				return false;
+			}
+
+			// Already in here (normal to allow repeater to continue on powering and updating blocks in front) - just update info and quit
+			itr->a_DelayTicks = (((a_Meta & 0xC) >> 0x2) + 1) * 2;  // See below for description
+			itr->a_ElapsedTicks = 0;
+			itr->ShouldPowerOn = ShouldPowerOn;
+			return false;
+		}
+	}
+
+	// Self not in list, add self to list
+	sRepeatersDelayList RC;
+	RC.a_RelBlockPos = Vector3i(a_RelBlockX, a_RelBlockY, a_RelBlockZ);
+
+	// Gets the top two bits (delay time), shifts them into the lower two bits, and adds one (meta 0 = 1 tick; 1 = 2 etc.)
+	// Multiply by 2 because in MCS, 1 redstone tick = 1 world tick, but in Vanilla, 1 redstone tick = 2 world ticks, and we need to maintain compatibility
+	RC.a_DelayTicks = (((a_Meta & 0xC) >> 0x2) + 1) * 2;
+
+	RC.a_ElapsedTicks = 0;
+	RC.ShouldPowerOn = ShouldPowerOn;
+	m_RepeatersDelayList->emplace_back(RC);
+	return true;
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::SetSourceUnpowered(int a_RelSourceX, int a_RelSourceY, int a_RelSourceZ, cChunk * a_Chunk, bool a_IsFirstCall)
+{
+	if (!a_IsFirstCall)  // The neighbouring chunks passed when this parameter is false may be invalid
+	{
+		if ((a_Chunk == nullptr) || !a_Chunk->IsValid())
+		{
+			return;
+		}
+	}
+
+	std::vector<Vector3i> BlocksPotentiallyUnpowered;
+
+	auto Data = (cIncrementalRedstoneSimulator::cIncrementalRedstoneSimulatorChunkData *)a_Chunk->GetRedstoneSimulatorData();
+	Data->m_PoweredBlocks.erase(std::remove_if(Data->m_PoweredBlocks.begin(), Data->m_PoweredBlocks.end(), [&BlocksPotentiallyUnpowered, a_Chunk, a_RelSourceX, a_RelSourceY, a_RelSourceZ](const sPoweredBlocks & itr)
+		{
+			if (itr.a_SourcePos.Equals(Vector3i(a_RelSourceX, a_RelSourceY, a_RelSourceZ)))
+			{
+				BlocksPotentiallyUnpowered.emplace_back(itr.a_BlockPos);
+				a_Chunk->SetIsRedstoneDirty(true);
+				return true;
+			}
+			return false;
+		}
+	), Data->m_PoweredBlocks.end());
+
+	Data->m_LinkedBlocks.erase(std::remove_if(Data->m_LinkedBlocks.begin(), Data->m_LinkedBlocks.end(), [&BlocksPotentiallyUnpowered, a_Chunk, a_RelSourceX, a_RelSourceY, a_RelSourceZ](const sLinkedPoweredBlocks & itr)
+		{
+			if (itr.a_SourcePos.Equals(Vector3i(a_RelSourceX, a_RelSourceY, a_RelSourceZ)))
+			{
+				BlocksPotentiallyUnpowered.emplace_back(itr.a_BlockPos);
+				a_Chunk->SetIsRedstoneDirty(true);
+				return true;
+			}
+			return false;
+		}
+	), Data->m_LinkedBlocks.end());
+
+	if (a_IsFirstCall && AreCoordsOnChunkBoundary(a_RelSourceX, a_RelSourceY, a_RelSourceZ))
+	{
+		// +- 2 to accomodate linked powered blocks
+		SetSourceUnpowered(a_RelSourceX, a_RelSourceY, a_RelSourceZ, a_Chunk->GetRelNeighborChunk(a_RelSourceX - 2, a_RelSourceZ), false);
+		SetSourceUnpowered(a_RelSourceX, a_RelSourceY, a_RelSourceZ, a_Chunk->GetRelNeighborChunk(a_RelSourceX + 2, a_RelSourceZ), false);
+		SetSourceUnpowered(a_RelSourceX, a_RelSourceY, a_RelSourceZ, a_Chunk->GetRelNeighborChunk(a_RelSourceX, a_RelSourceZ - 2), false);
+		SetSourceUnpowered(a_RelSourceX, a_RelSourceY, a_RelSourceZ, a_Chunk->GetRelNeighborChunk(a_RelSourceX, a_RelSourceZ + 2), false);
+	}
+
+	for (const auto & itr : BlocksPotentiallyUnpowered)
+	{
+		if (!AreCoordsPowered(itr.x, itr.y, itr.z))
+		{
+			SetSourceUnpowered(itr.x, itr.y, itr.z, a_Chunk->GetRelNeighborChunk(itr.x, itr.z));
+		}
+	}
+}
+
+
+
+
+
+void cIncrementalRedstoneSimulator::SetInvalidMiddleBlock(int a_RelMiddleX, int a_RelMiddleY, int a_RelMiddleZ, cChunk * a_Chunk, bool a_IsFirstCall)
+{
+	if (!a_IsFirstCall)  // The neighbouring chunks passed when this parameter is false may be invalid
+	{
+		if ((a_Chunk == nullptr) || !a_Chunk->IsValid())
+		{
+			return;
+		}
+	}
+
+	std::vector<Vector3i> BlocksPotentiallyUnpowered;
+	auto Data = (cIncrementalRedstoneSimulator::cIncrementalRedstoneSimulatorChunkData *)a_Chunk->GetRedstoneSimulatorData();
+
+	Data->m_LinkedBlocks.erase(std::remove_if(Data->m_LinkedBlocks.begin(), Data->m_LinkedBlocks.end(), [&BlocksPotentiallyUnpowered, a_Chunk, a_RelMiddleX, a_RelMiddleY, a_RelMiddleZ](const sLinkedPoweredBlocks & itr)
+		{
+			if (itr.a_MiddlePos.Equals(Vector3i(a_RelMiddleX, a_RelMiddleY, a_RelMiddleZ)))
+			{
+				BlocksPotentiallyUnpowered.emplace_back(itr.a_BlockPos);
+				a_Chunk->SetIsRedstoneDirty(true);
+				return true;
+			}
+			return false;
+		}
+	), Data->m_LinkedBlocks.end());
+
+	if (a_IsFirstCall && AreCoordsOnChunkBoundary(a_RelMiddleX, a_RelMiddleY, a_RelMiddleZ))
+	{
+		// +- 2 to accomodate linked powered blocks
+		SetInvalidMiddleBlock(a_RelMiddleX, a_RelMiddleY, a_RelMiddleZ, a_Chunk->GetRelNeighborChunk(a_RelMiddleX - 2, a_RelMiddleZ), false);
+		SetInvalidMiddleBlock(a_RelMiddleX, a_RelMiddleY, a_RelMiddleZ, a_Chunk->GetRelNeighborChunk(a_RelMiddleX + 2, a_RelMiddleZ), false);
+		SetInvalidMiddleBlock(a_RelMiddleX, a_RelMiddleY, a_RelMiddleZ, a_Chunk->GetRelNeighborChunk(a_RelMiddleX, a_RelMiddleZ - 2), false);
+		SetInvalidMiddleBlock(a_RelMiddleX, a_RelMiddleY, a_RelMiddleZ, a_Chunk->GetRelNeighborChunk(a_RelMiddleX, a_RelMiddleZ + 2), false);
+	}
+
+	for (const auto & itr : BlocksPotentiallyUnpowered)
+	{
+		if (!AreCoordsPowered(itr.x, itr.y, itr.z))
+		{
+			SetSourceUnpowered(itr.x, itr.y, itr.z, a_Chunk->GetRelNeighborChunk(itr.x, itr.z));
+		}
+	}
+}
+
+
+
+
+
+cIncrementalRedstoneSimulator::eRedstoneDirection cIncrementalRedstoneSimulator::GetWireDirection(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ)
+{
+	int Dir = REDSTONE_NONE;
+
+	BLOCKTYPE NegX = 0;
+	if (m_Chunk->UnboundedRelGetBlockType(a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ, NegX))
+	{
+		if (IsPotentialSource(NegX))
+		{
+			Dir |= (REDSTONE_X_POS);
+		}
+	}
+
+	BLOCKTYPE PosX = 0;
+	if (m_Chunk->UnboundedRelGetBlockType(a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ, PosX))
+	{
+		if (IsPotentialSource(PosX))
+		{
+			Dir |= (REDSTONE_X_NEG);
+		}
+	}
+
+	BLOCKTYPE NegZ = 0;
+	if (m_Chunk->UnboundedRelGetBlockType(a_RelBlockX, a_RelBlockY, a_RelBlockZ - 1, NegZ))
+	{
+		if (IsPotentialSource(NegZ))
+		{
+			if ((Dir & REDSTONE_X_POS) && !(Dir & REDSTONE_X_NEG))  // corner
+			{
+				Dir ^= REDSTONE_X_POS;
+				Dir |= REDSTONE_X_NEG;
+			}
+			if ((Dir & REDSTONE_X_NEG) && !(Dir & REDSTONE_X_POS))  // corner
+			{
+				Dir ^= REDSTONE_X_NEG;
+				Dir |= REDSTONE_X_POS;
+			}
+			Dir |= REDSTONE_Z_POS;
+		}
+	}
+
+	BLOCKTYPE PosZ = 0;
+	if (m_Chunk->UnboundedRelGetBlockType(a_RelBlockX, a_RelBlockY, a_RelBlockZ + 1, PosZ))
+	{
+		if (IsPotentialSource(PosZ))
+		{
+			if ((Dir & REDSTONE_X_POS) && !(Dir & REDSTONE_X_NEG))  // corner
+			{
+				Dir ^= REDSTONE_X_POS;
+				Dir |= REDSTONE_X_NEG;
+			}
+			if ((Dir & REDSTONE_X_NEG) && !(Dir & REDSTONE_X_POS))  // corner
+			{
+				Dir ^= REDSTONE_X_NEG;
+				Dir |= REDSTONE_X_POS;
+			}
+			Dir |= REDSTONE_Z_NEG;
+		}
+	}
+	return (eRedstoneDirection)Dir;
+}
+
+
+
+
+
+bool cIncrementalRedstoneSimulator::IsLeverOn(NIBBLETYPE a_BlockMeta)
+{
+	// Extract the ON bit from metadata and return if true if it is set:
+	return ((a_BlockMeta & 0x8) == 0x8);
+}
+
+
+
+