From 61cb08b54698e9b70f629858a6a9c5b389db8b3e Mon Sep 17 00:00:00 2001
From: Tiger Wang <ziwei.tiger@hotmail.co.uk>
Date: Sat, 28 Jun 2014 20:44:34 +0100
Subject: Implemented tripwire(s) (hooks)

* Fixes #944
---
 src/Blocks/BlockTripwireHook.h | 82 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 src/Blocks/BlockTripwireHook.h

(limited to 'src/Blocks/BlockTripwireHook.h')

diff --git a/src/Blocks/BlockTripwireHook.h b/src/Blocks/BlockTripwireHook.h
new file mode 100644
index 000000000..f849fb8ad
--- /dev/null
+++ b/src/Blocks/BlockTripwireHook.h
@@ -0,0 +1,82 @@
+#pragma once
+
+#include "BlockHandler.h"
+#include "MetaRotator.h"
+
+
+
+
+
+class cBlockTripwireHookHandler :
+	public cMetaRotator<cBlockHandler, 0x03, 0x02, 0x03, 0x00, 0x01>
+{
+public:
+	cBlockTripwireHookHandler(BLOCKTYPE a_BlockType)
+		: cMetaRotator<cBlockHandler, 0x03, 0x02, 0x03, 0x00, 0x01>(a_BlockType)
+	{
+	}
+
+	virtual bool GetPlacementBlockTypeMeta(
+		cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
+		int a_CursorX, int a_CursorY, int a_CursorZ,
+		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
+		) override
+	{
+		a_BlockType = m_BlockType;
+
+		a_BlockMeta = DirectionToMetadata(a_BlockFace);
+
+		return true;
+	}
+
+	inline static NIBBLETYPE DirectionToMetadata(eBlockFace a_Direction)
+	{
+		switch (a_Direction)
+		{
+			case BLOCK_FACE_XM: return 0x1;
+			case BLOCK_FACE_XP: return 0x3;
+			case BLOCK_FACE_ZM: return 0x2;
+			case BLOCK_FACE_ZP: return 0x0;
+			default: ASSERT(!"Unhandled tripwire hook direction!"); return 0x0;
+		}
+	}
+
+	inline static eBlockFace MetadataToDirection(NIBBLETYPE a_Meta)
+	{
+		switch (a_Meta & 0x03)
+		{
+			case 0x1: return BLOCK_FACE_XM;
+			case 0x3: return BLOCK_FACE_XP;
+			case 0x2: return BLOCK_FACE_ZM;
+			case 0x0: return BLOCK_FACE_ZP;
+			default: ASSERT(!"Unhandled tripwire hook metadata!"); return BLOCK_FACE_NONE;
+		}
+	}
+
+	virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_BlockMeta) override
+	{
+		// Reset meta to 0
+		a_Pickups.push_back(cItem(E_BLOCK_TRIPWIRE_HOOK, 1, 0));
+	}
+
+	virtual bool CanBeAt(cChunkInterface & a_ChunkInterface, int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
+	{
+		NIBBLETYPE Meta;
+		a_Chunk.UnboundedRelGetBlockMeta(a_RelX, a_RelY, a_RelZ, Meta);
+
+		AddFaceDirection(a_RelX, a_RelY, a_RelZ, MetadataToDirection(Meta), true);
+		BLOCKTYPE BlockIsOn; a_Chunk.UnboundedRelGetBlockType(a_RelX, a_RelY, a_RelZ, BlockIsOn);
+
+		return (a_RelY > 0) && cBlockInfo::FullyOccupiesVoxel(BlockIsOn);
+	}
+
+	virtual const char * GetStepSound(void) override
+	{
+		return "step.wood";
+	}
+};
+
+
+
+
-- 
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