From 812375fab1517c70f56360719c10c2c61c03180d Mon Sep 17 00:00:00 2001
From: madmaxoft <github@xoft.cz>
Date: Fri, 20 Dec 2013 16:15:39 +0100
Subject: Attempt at fixing cChunkDef::Height signedness.

---
 src/Chunk.cpp                   |  7 +------
 src/ChunkDef.h                  | 24 ++++++++++++------------
 src/WorldStorage/WSSCompact.cpp |  6 +++---
 src/WorldStorage/WSSCompact.h   |  8 ++++++++
 4 files changed, 24 insertions(+), 21 deletions(-)

diff --git a/src/Chunk.cpp b/src/Chunk.cpp
index 3eb46213c..3ae4e36be 100644
--- a/src/Chunk.cpp
+++ b/src/Chunk.cpp
@@ -633,11 +633,6 @@ void cChunk::Tick(float a_Dt)
 void cChunk::TickBlock(int a_RelX, int a_RelY, int a_RelZ)
 {
 	unsigned Index = MakeIndex(a_RelX, a_RelY, a_RelZ);
-	if (Index == INDEX_OUT_OF_RANGE)
-	{
-		// An assert has already been made in MakeIndex()
-		return;
-	}
 	cBlockHandler * Handler = BlockHandler(m_BlockTypes[Index]);
 	ASSERT(Handler != NULL);  // Happenned on server restart, FS #243
 	Handler->OnUpdate(*this, a_RelX, a_RelY, a_RelZ);
@@ -1492,7 +1487,7 @@ void cChunk::QueueTickBlockNeighbors(int a_RelX, int a_RelY, int a_RelZ)
 		{ 0,  0,  1},
 		{ 0,  0, -1},
 	} ;
-	for (int i = 0; i < ARRAYCOUNT(Coords); i++)
+	for (size_t i = 0; i < ARRAYCOUNT(Coords); i++)
 	{
 		UnboundedQueueTickBlock(a_RelX + Coords[i].x, a_RelY + Coords[i].y, a_RelZ + Coords[i].z);
 	}  // for i - Coords[]
diff --git a/src/ChunkDef.h b/src/ChunkDef.h
index d6630df7e..8c37e7907 100644
--- a/src/ChunkDef.h
+++ b/src/ChunkDef.h
@@ -152,17 +152,16 @@ enum EMCSBiome
 class cChunkDef
 {
 public:
-	static const int Width = 16;
-	static const int Height = 256;
-	static const int NumBlocks = Width * Height * Width;
-	static const int BlockDataSize = NumBlocks * 2 + (NumBlocks / 2); // 2.5 * numblocks
-	
-	// Offsets to individual components in the joined blockdata array
-	static const int MetaOffset     = NumBlocks;
-	static const int LightOffset    = MetaOffset + NumBlocks / 2;
-	static const int SkyLightOffset = LightOffset + NumBlocks / 2;
-
-	static const unsigned int INDEX_OUT_OF_RANGE = 0xffffffff;
+	enum
+	{
+		// Chunk dimensions:
+		Width = 16,
+		Height = 256,
+		NumBlocks = Width * Height * Width,
+		
+		/// If the data is collected into a single buffer, how large it needs to be:
+		BlockDataSize = cChunkDef::NumBlocks * 2 + (cChunkDef::NumBlocks / 2),  // 2.5 * numblocks
+	} ;
 
 	/// The type used for any heightmap operations and storage; idx = x + Width * z; Height points to the highest non-air block in the column
 	typedef HEIGHTTYPE HeightMap[Width * Width];
@@ -216,8 +215,9 @@ public:
 		{
 			return MakeIndexNoCheck(x, y, z);
 		}
+		LOGERROR("cChunkDef::MakeIndex(): coords out of range: {%d, %d, %d}; returning fake index 0", x, y, z);
 		ASSERT(!"cChunkDef::MakeIndex(): coords out of chunk range!");
-		return INDEX_OUT_OF_RANGE;
+		return 0;
 	}
 
 
diff --git a/src/WorldStorage/WSSCompact.cpp b/src/WorldStorage/WSSCompact.cpp
index 287938b24..e2556b96e 100644
--- a/src/WorldStorage/WSSCompact.cpp
+++ b/src/WorldStorage/WSSCompact.cpp
@@ -871,9 +871,9 @@ bool cWSSCompact::LoadChunkFromData(const cChunkCoords & a_Chunk, int & a_Uncomp
 	}
 
 	BLOCKTYPE *  BlockData  = (BLOCKTYPE *)UncompressedData.data();
-	NIBBLETYPE * MetaData   = (NIBBLETYPE *)(BlockData + cChunkDef::MetaOffset);
-	NIBBLETYPE * BlockLight = (NIBBLETYPE *)(BlockData + cChunkDef::LightOffset);
-	NIBBLETYPE * SkyLight   = (NIBBLETYPE *)(BlockData + cChunkDef::SkyLightOffset);
+	NIBBLETYPE * MetaData   = (NIBBLETYPE *)(BlockData + MetaOffset);
+	NIBBLETYPE * BlockLight = (NIBBLETYPE *)(BlockData + LightOffset);
+	NIBBLETYPE * SkyLight   = (NIBBLETYPE *)(BlockData + SkyLightOffset);
 	
 	a_World->SetChunkData(
 		a_Chunk.m_ChunkX, a_Chunk.m_ChunkZ,
diff --git a/src/WorldStorage/WSSCompact.h b/src/WorldStorage/WSSCompact.h
index a75c41ccb..3223a986e 100644
--- a/src/WorldStorage/WSSCompact.h
+++ b/src/WorldStorage/WSSCompact.h
@@ -58,6 +58,14 @@ public:
 	
 protected:
 
+	enum
+	{
+		// Offsets to individual components in the joined blockdata array
+		MetaOffset     = cChunkDef::NumBlocks,
+		LightOffset    = MetaOffset  + cChunkDef::NumBlocks / 2,
+		SkyLightOffset = LightOffset + cChunkDef::NumBlocks / 2,
+	} ;
+	
 	struct sChunkHeader;
 	typedef std::vector<sChunkHeader *> sChunkHeaders;
 	
-- 
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