3 files changed, 29 insertions, 12 deletions

diff --git a/src/BlockArea.cpp b/src/BlockArea.cpp
index f03fc6042..55e8d6849 100644
--- a/src/BlockArea.cpp
+++ b/src/BlockArea.cpp
@@ -13,11 +13,21 @@
 
 
 
-// This wild construct allows us to pass a function argument and still have it inlined by the compiler :)
-/// Merges two blocktypes and blockmetas of the specified sizes and offsets using the specified combinator function
+
+// Disable MSVC warnings: "conditional expression is constant"
+#ifdef _MSC_VER
+	#pragma warning(push)
+	#pragma warning(disable:4127)
+#endif
+
+
+
+
 
 typedef void (CombinatorFunc)(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta);
 
+// This wild construct allows us to pass a function argument and still have it inlined by the compiler :)
+/// Merges two blocktypes and blockmetas of the specified sizes and offsets using the specified combinator function
 template<bool MetasValid, CombinatorFunc Combinator> 
 void InternalMergeBlocks(
 	BLOCKTYPE * a_DstTypes, const BLOCKTYPE * a_SrcTypes,
@@ -61,6 +71,8 @@ void InternalMergeBlocks(
 
 
 
+
+
 /// Combinator used for cBlockArea::msOverwrite merging
 template<bool MetaValid>
 void MergeCombinatorOverwrite(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta)
@@ -248,6 +260,11 @@ void MergeCombinatorMask(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE
 	}
 }
 
+// Re-enable previously disabled MSVC warnings
+#ifdef _MSC_VER
+	#pragma warning(pop)
+#endif
+
 
 
 
diff --git a/src/ChunkDef.h b/src/ChunkDef.h
index 054168bdd..83f3c8f5f 100644
--- a/src/ChunkDef.h
+++ b/src/ChunkDef.h
@@ -246,8 +246,8 @@ public:
 	{
 		if ((x < Width) && (x > -1) && (y < Height) && (y > -1) && (z < Width) && (z > -1))
 		{
-			int Index = MakeIndexNoCheck(x, y, z);
-			if ((size_t)(Index / 2) >= a_Buffer.size())
+			size_t Index = (size_t)MakeIndexNoCheck(x, y, z);
+			if ((Index / 2) >= a_Buffer.size())
 			{
 				return (a_IsSkyLightNibble ? 0xff : 0);
 			}
@@ -281,7 +281,7 @@ public:
 		{
 			a_Buffer.resize((size_t)((a_BlockIdx / 2) + 1));
 		}
-		a_Buffer[(size_t)(a_BlockIdx / 2)] = PackNibble(a_Buffer, a_BlockIdx, a_Nibble);
+		a_Buffer[(size_t)(a_BlockIdx / 2)] = PackNibble(a_Buffer, (size_t)a_BlockIdx, a_Nibble);
 	}
 
 
@@ -297,19 +297,19 @@ public:
 			return;
 		}
 
-		int Index = MakeIndexNoCheck(x, y, z);
-		if ((size_t)(Index / 2) >= a_Buffer.size())
+		size_t Index = (size_t)MakeIndexNoCheck(x, y, z);
+		if ((Index / 2) >= a_Buffer.size())
 		{
-			a_Buffer.resize((size_t)((Index / 2) + 1));
+			a_Buffer.resize(((Index / 2) + 1));
 		}
-		a_Buffer[(size_t)(Index / 2)] = PackNibble(a_Buffer, Index, a_Nibble);
+		a_Buffer[(Index / 2)] = PackNibble(a_Buffer, Index, a_Nibble);
 	}
 
 
 private:
 
 
-	inline static NIBBLETYPE PackNibble(const COMPRESSED_NIBBLETYPE & a_Buffer, int a_Index, NIBBLETYPE a_Nibble)
+	inline static NIBBLETYPE PackNibble(const COMPRESSED_NIBBLETYPE & a_Buffer, size_t a_Index, NIBBLETYPE a_Nibble)
 	{
 		return static_cast<NIBBLETYPE>(
 			(a_Buffer[a_Index / 2] & (0xf0 >> ((a_Index & 1) * 4))) |  // The untouched nibble
@@ -318,7 +318,7 @@ private:
 	}
 
 
-	inline static NIBBLETYPE ExpandNibble(const COMPRESSED_NIBBLETYPE & a_Buffer, int a_Index)
+	inline static NIBBLETYPE ExpandNibble(const COMPRESSED_NIBBLETYPE & a_Buffer, size_t a_Index)
 	{
 		return (a_Buffer[a_Index / 2] >> ((a_Index & 1) * 4)) & 0x0f;
 	}
diff --git a/src/Entities/FallingBlock.cpp b/src/Entities/FallingBlock.cpp
index bcdac0291..99bff1100 100644
--- a/src/Entities/FallingBlock.cpp
+++ b/src/Entities/FallingBlock.cpp
@@ -88,7 +88,7 @@ void cFallingBlock::Tick(float a_Dt, cChunk & a_Chunk)
 	AddPosition(GetSpeed() * MilliDt);
 
 	// If not static (One billionth precision) broadcast movement.
-	static const float epsilon = 0.000000001;
+	static const float epsilon = 0.000000001f;
 	if ((fabs(GetSpeedX()) > epsilon) || (fabs(GetSpeedZ()) > epsilon))
 	{
 		BroadcastMovementUpdate();