1 files changed, 34 insertions, 16 deletions

diff --git a/src/Blocks/BlockStairs.h b/src/Blocks/BlockStairs.h
index c9e36d535..d616f5d67 100644
--- a/src/Blocks/BlockStairs.h
+++ b/src/Blocks/BlockStairs.h
@@ -17,25 +17,27 @@ public:
 	cBlockStairsHandler(BLOCKTYPE a_BlockType):
 		Super(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,
+		cChunkInterface & a_ChunkInterface,
+		cPlayer & a_Player,
+		const Vector3i a_PlacedBlockPos,
+		eBlockFace a_ClickedBlockFace,
+		const Vector3i a_CursorPos,
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	) override
 	{
 		UNUSED(a_ChunkInterface);
-		UNUSED(a_BlockX);
-		UNUSED(a_BlockY);
-		UNUSED(a_BlockZ);
-		UNUSED(a_CursorX);
-		UNUSED(a_CursorZ);
+		UNUSED(a_PlacedBlockPos);
+		UNUSED(a_CursorPos);
 		a_BlockType = m_BlockType;
 		a_BlockMeta = RotationToMetaData(a_Player.GetYaw());
-		switch (a_BlockFace)
+		switch (a_ClickedBlockFace)
 		{
 			case BLOCK_FACE_TOP:    break;
 			case BLOCK_FACE_BOTTOM: a_BlockMeta = a_BlockMeta | 0x4; break;  // When placing onto a bottom face, always place an upside-down stairs block
@@ -45,7 +47,7 @@ public:
 			case BLOCK_FACE_WEST:
 			{
 				// When placing onto a sideways face, check cursor, if in top half, make it an upside-down stairs block
-				if (a_CursorY > 8)
+				if (a_CursorPos.y > 8)
 				{
 					a_BlockMeta |= 0x4;
 				}
@@ -56,6 +58,10 @@ public:
 		return true;
 	}
 
+
+
+
+
 	static NIBBLETYPE RotationToMetaData(double a_Rotation)
 	{
 		a_Rotation += 90 + 45;  // So its not aligned with axis
@@ -81,12 +87,20 @@ public:
 		}
 	}
 
+
+
+
+
 	virtual NIBBLETYPE MetaMirrorXZ(NIBBLETYPE a_Meta) override
 	{
 		// Toggle bit 3:
 		return (a_Meta & 0x0b) | ((~a_Meta) & 0x04);
 	}
 
+
+
+
+
 	virtual ColourID GetMapBaseColourID(NIBBLETYPE a_Meta) override
 	{
 		UNUSED(a_Meta);
@@ -114,12 +128,16 @@ public:
 		}
 	}
 
+
+
+
+
 	/** EXCEPTION a.k.a. why is this removed:
 	This collision-detection is actually more accurate than the client, but since the client itself
 	sends inaccurate / sparse data, it's easier to just err on the side of the client and keep the
 	two in sync by assuming that if a player hit ANY of the stair's bounding cube, it counts as the ground. */
 	#if 0
-	bool IsInsideBlock(const Vector3d & a_Position, const BLOCKTYPE a_BlockType, const NIBBLETYPE a_BlockMeta)
+	bool IsInsideBlock(Vector3d a_RelPosition, const BLOCKTYPE a_BlockType, const NIBBLETYPE a_BlockMeta)
 	{
 		if (a_BlockMeta & 0x4)  // upside down
 		{
@@ -127,19 +145,19 @@ public:
 		}
 		else if ((a_BlockMeta & 0x3) == 0)  // tall side is east (+X)
 		{
-			return a_Position.y < ((a_Position.x > 0.5) ? 1.0 : 0.5);
+			return (a_RelPosition.y < ((a_RelPosition.x > 0.5) ? 1.0 : 0.5));
 		}
 		else if ((a_BlockMeta & 0x3) == 1)  // tall side is west (-X)
 		{
-			return a_Position.y < ((a_Position.x < 0.5) ? 1.0 : 0.5);
+			return (a_RelPosition.y < ((a_RelPosition.x < 0.5) ? 1.0 : 0.5));
 		}
 		else if ((a_BlockMeta & 0x3) == 2)  // tall side is south (+Z)
 		{
-			return a_Position.y < ((a_Position.z > 0.5) ? 1.0 : 0.5);
+			return (a_RelPosition.y < ((a_RelPosition.z > 0.5) ? 1.0 : 0.5));
 		}
 		else if ((a_BlockMeta & 0x3) == 3)  // tall side is north (-Z)
 		{
-			return a_Position.y < ((a_Position.z < 0.5) ? 1.0 : 0.5);
+			return (a_RelPosition.y < ((a_RelPosition.z < 0.5) ? 1.0 : 0.5));
 		}
 		return false;
 	}