From 9e44b0aae164f2456a452714f869cc9670732d8e Mon Sep 17 00:00:00 2001
From: Tiger Wang <ziwei.tiger@hotmail.co.uk>
Date: Sun, 6 Jul 2014 23:50:22 +0100
Subject: Implemented trapped chests & others

+ Added trapped chests
* Fixed a bunch of bugs in the redstone simulator concerning wires and
repeaters
* Other potential bugfixes
---
 src/Simulator/IncrementalRedstoneSimulator.h | 28 ++++++++++++++++++++++++----
 1 file changed, 24 insertions(+), 4 deletions(-)

(limited to 'src/Simulator/IncrementalRedstoneSimulator.h')

diff --git a/src/Simulator/IncrementalRedstoneSimulator.h b/src/Simulator/IncrementalRedstoneSimulator.h
index 6cefdebf2..ce987a60f 100644
--- a/src/Simulator/IncrementalRedstoneSimulator.h
+++ b/src/Simulator/IncrementalRedstoneSimulator.h
@@ -107,6 +107,8 @@ private:
 	If this line is complete, it verifies that at least on wire reports an entity is on top (via its meta), and performs its task
 	*/
 	void HandleTripwireHook(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ);
+	/** Handles trapped chests */
+	void HandleTrappedChest(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ);
 	/* ==================== */
 
 	/* ====== CARRIERS ====== */
@@ -114,8 +116,6 @@ private:
 	void HandleRedstoneWire(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ);
 	/** Handles repeaters */
 	void HandleRedstoneRepeater(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, BLOCKTYPE a_MyState);
-	/** Handles delayed updates to Repeaters **/
-	void HandleRedstoneRepeaterDelays();
 	/* ====================== */
 
 	/* ====== DEVICES ====== */
@@ -156,6 +156,10 @@ private:
 	void SetAllDirsAsPowered(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, unsigned char a_PowerLevel = MAX_POWER_LEVEL);
 	/** Queues a repeater to be powered or unpowered and returns if the m_RepeatersDelayList iterators were invalidated */
 	bool QueueRepeaterPowerChange(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, NIBBLETYPE a_Meta, bool ShouldPowerOn);
+	/** Removes a block from the Powered and LinkedPowered lists
+	Used for variable sources such as tripwire hooks, daylight sensors, and trapped chests
+	*/
+	void SetSourceUnpowered(int a_RelSourceX, int a_RelSourceY, int a_RelSourceZ, cChunk * a_Chunk, bool a_IsFirstCall = true);
 
 	/** Returns if a coordinate is powered or linked powered */
 	bool AreCoordsPowered(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ) { return AreCoordsDirectlyPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ) || AreCoordsLinkedPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ); }
@@ -174,7 +178,8 @@ private:
 	/** Returns if a wire is powered
 	The only diffence between this and a normal AreCoordsPowered is that this function checks for a wire powering another wire */
 	bool IsWirePowered(int a_RelBlockX, int a_RelBlockY, int a_RelBlockZ, unsigned char & a_PowerLevel);
-
+	/** Handles delayed updates to repeaters **/
+	void HandleRedstoneRepeaterDelays(void);
 
 	/** Returns if lever metadata marks it as emitting power */
 	bool IsLeverOn(NIBBLETYPE a_BlockMeta);
@@ -186,7 +191,9 @@ private:
 	/** Returns if a block is viable to be the MiddleBlock of a SetLinkedPowered operation */
 	inline static bool IsViableMiddleBlock(BLOCKTYPE Block) { return cBlockInfo::FullyOccupiesVoxel(Block); }
 
-	/** Returns if a block is a mechanism (something that accepts power and does something) */
+	/** Returns if a block is a mechanism (something that accepts power and does something)
+	Used by torches to determine if they power a block whilst not standing on the ground
+	*/
 	inline static bool IsMechanism(BLOCKTYPE Block)
 	{
 		switch (Block)
@@ -209,6 +216,7 @@ private:
 			case E_BLOCK_REDSTONE_REPEATER_OFF:
 			case E_BLOCK_REDSTONE_REPEATER_ON:
 			case E_BLOCK_POWERED_RAIL:
+			case E_BLOCK_REDSTONE_WIRE:
 			{
 				return true;
 			}
@@ -235,6 +243,7 @@ private:
 			case E_BLOCK_LIGHT_WEIGHTED_PRESSURE_PLATE:
 			case E_BLOCK_STONE_PRESSURE_PLATE:
 			case E_BLOCK_WOODEN_PRESSURE_PLATE:
+			case E_BLOCK_TRAPPED_CHEST:
 			{
 				return true;
 			}
@@ -277,6 +286,7 @@ private:
 			case E_BLOCK_STONE_PRESSURE_PLATE:
 			case E_BLOCK_TNT:
 			case E_BLOCK_TRAPDOOR:
+			case E_BLOCK_TRAPPED_CHEST:
 			case E_BLOCK_TRIPWIRE_HOOK:
 			case E_BLOCK_TRIPWIRE:
 			case E_BLOCK_WOODEN_BUTTON:
@@ -289,6 +299,16 @@ private:
 			default: return false;
 		}
 	}
+
+	inline static bool AreCoordsOnChunkBoundary(int a_BlockX, int a_BlockY, int a_BlockZ)
+	{
+		return ( // Are we on a chunk boundary? +- 2 because of LinkedPowered blocks
+			((a_BlockX % cChunkDef::Width) <= 1) ||
+			((a_BlockX % cChunkDef::Width) >= 14) ||
+			((a_BlockZ % cChunkDef::Width) <= 1) ||
+			((a_BlockZ % cChunkDef::Width) >= 14)
+		);
+	}
 };
 
 
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