26 files changed, 56 insertions, 80 deletions

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index a8dfc394c..9720c9941 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -9,6 +9,7 @@ include_directories (SYSTEM "${CMAKE_CURRENT_SOURCE_DIR}/../lib/polarssl/include
 set(FOLDERS
 	OSSupport HTTPServer Items Blocks Protocol Generating PolarSSL++ Bindings
 	WorldStorage Mobs Entities Simulator UI BlockEntities Generating/Prefabs
+	Noise
 )
 
 SET (SRCS
@@ -50,7 +51,6 @@ SET (SRCS
 	MobProximityCounter.cpp
 	MobSpawner.cpp
 	MonsterConfig.cpp
-	Noise.cpp
 	ProbabDistrib.cpp
 	RankManager.cpp
 	RCONServer.cpp
@@ -65,7 +65,8 @@ SET (SRCS
 	VoronoiMap.cpp
 	WebAdmin.cpp
 	World.cpp
-	main.cpp)
+	main.cpp
+)
 
 SET (HDRS
 	AllocationPool.h
@@ -120,11 +121,8 @@ SET (HDRS
 	MobProximityCounter.h
 	MobSpawner.h
 	MonsterConfig.h
-	Noise.h
-	OctavedNoise.h
 	ProbabDistrib.h
 	RankManager.h
-	RidgedNoise.h
 	RCONServer.h
 	Root.h
 	Scoreboard.h
@@ -139,7 +137,8 @@ SET (HDRS
 	VoronoiMap.h
 	WebAdmin.h
 	World.h
-	XMLParser.h)
+	XMLParser.h
+)
 
 include_directories(".")
 include_directories ("${CMAKE_CURRENT_SOURCE_DIR}/../lib/sqlite")
@@ -316,7 +315,7 @@ endif ()
 
 if (NOT MSVC)
 	target_link_libraries(${EXECUTABLE}
-		OSSupport HTTPServer Bindings Items Blocks
+		OSSupport HTTPServer Bindings Items Blocks Noise
 		Protocol Generating Generating_Prefabs WorldStorage
 		Mobs Entities Simulator UI BlockEntities PolarSSL++
 	)
diff --git a/src/Chunk.cpp b/src/Chunk.cpp
index a0224322a..d9333afc7 100644
--- a/src/Chunk.cpp
+++ b/src/Chunk.cpp
@@ -25,7 +25,7 @@
 #include "BlockEntities/FlowerPotEntity.h"
 #include "Entities/Pickup.h"
 #include "Item.h"
-#include "Noise.h"
+#include "Noise/Noise.h"
 #include "Root.h"
 #include "MersenneTwister.h"
 #include "Entities/Player.h"
diff --git a/src/Enchantments.cpp b/src/Enchantments.cpp
index 80a9810b6..36c451b81 100644
--- a/src/Enchantments.cpp
+++ b/src/Enchantments.cpp
@@ -6,7 +6,7 @@
 #include "Enchantments.h"
 #include "WorldStorage/FastNBT.h"
 #include "FastRandom.h"
-#include "Noise.h"
+#include "Noise/Noise.h"
 
 
 
diff --git a/src/Generating/BioGen.h b/src/Generating/BioGen.h
index 5fd0844d9..13fb40c5f 100644
--- a/src/Generating/BioGen.h
+++ b/src/Generating/BioGen.h
@@ -15,7 +15,7 @@ Interfaces to the various biome generators:
 #pragma once
 
 #include "ComposableGenerator.h"
-#include "../Noise.h"
+#include "../Noise/Noise.h"
 #include "../VoronoiMap.h"
 
 
diff --git a/src/Generating/Caves.h b/src/Generating/Caves.h
index 0e17acf9e..691ef3e62 100644
--- a/src/Generating/Caves.h
+++ b/src/Generating/Caves.h
@@ -13,7 +13,6 @@
 #pragma once
 
 #include "GridStructGen.h"
-#include "../Noise.h"
 
 
 
diff --git a/src/Generating/ChunkDesc.cpp b/src/Generating/ChunkDesc.cpp
index 020d3bd0f..042b688b7 100644
--- a/src/Generating/ChunkDesc.cpp
+++ b/src/Generating/ChunkDesc.cpp
@@ -7,7 +7,7 @@
 #include "ChunkDesc.h"
 #include "../BlockArea.h"
 #include "../Cuboid.h"
-#include "../Noise.h"
+#include "../Noise/Noise.h"
 #include "../BlockEntities/BlockEntity.h"
 
 
diff --git a/src/Generating/CompoGen.h b/src/Generating/CompoGen.h
index b145b6ba3..c65a07fe8 100644
--- a/src/Generating/CompoGen.h
+++ b/src/Generating/CompoGen.h
@@ -17,7 +17,7 @@
 #pragma once
 
 #include "ComposableGenerator.h"
-#include "../Noise.h"
+#include "../Noise/Noise.h"
 
 
 
diff --git a/src/Generating/DistortedHeightmap.h b/src/Generating/DistortedHeightmap.h
index d073f29e4..955e57a1e 100644
--- a/src/Generating/DistortedHeightmap.h
+++ b/src/Generating/DistortedHeightmap.h
@@ -11,7 +11,6 @@
 
 #include "ComposableGenerator.h"
 #include "HeiGen.h"
-#include "../Noise.h"
 
 
 
diff --git a/src/Generating/EndGen.h b/src/Generating/EndGen.h
index 322061810..c2278c1e1 100644
--- a/src/Generating/EndGen.h
+++ b/src/Generating/EndGen.h
@@ -10,7 +10,7 @@
 #pragma once
 
 #include "ComposableGenerator.h"
-#include "../Noise.h"
+#include "../Noise/Noise.h"
 
 
 
diff --git a/src/Generating/FinishGen.cpp b/src/Generating/FinishGen.cpp
index b8afac09a..42ecdf8a8 100644
--- a/src/Generating/FinishGen.cpp
+++ b/src/Generating/FinishGen.cpp
@@ -10,7 +10,6 @@
 #include "Globals.h"
 
 #include "FinishGen.h"
-#include "../Noise.h"
 #include "../BlockID.h"
 #include "../Simulator/FluidSimulator.h"  // for cFluidSimulator::CanWashAway()
 #include "../Simulator/FireSimulator.h"
diff --git a/src/Generating/FinishGen.h b/src/Generating/FinishGen.h
index 4a08d70c8..991a85787 100644
--- a/src/Generating/FinishGen.h
+++ b/src/Generating/FinishGen.h
@@ -16,7 +16,7 @@
 
 
 #include "ComposableGenerator.h"
-#include "../Noise.h"
+#include "../Noise/Noise.h"
 #include "../ProbabDistrib.h"
 
 
diff --git a/src/Generating/GridStructGen.h b/src/Generating/GridStructGen.h
index 03131fce9..b92fb2e9d 100644
--- a/src/Generating/GridStructGen.h
+++ b/src/Generating/GridStructGen.h
@@ -10,7 +10,7 @@
 #pragma once
 
 #include "ComposableGenerator.h"
-#include "../Noise.h"
+#include "../Noise/Noise.h"
 
 
 
diff --git a/src/Generating/HeiGen.h b/src/Generating/HeiGen.h
index 6ae5ba362..b3c9483fb 100644
--- a/src/Generating/HeiGen.h
+++ b/src/Generating/HeiGen.h
@@ -15,7 +15,7 @@ Interfaces to the various height generators:
 #pragma once
 
 #include "ComposableGenerator.h"
-#include "../Noise.h"
+#include "../Noise/Noise.h"
 
 
 
diff --git a/src/Generating/MineShafts.h b/src/Generating/MineShafts.h
index 2850db571..efb11cfee 100644
--- a/src/Generating/MineShafts.h
+++ b/src/Generating/MineShafts.h
@@ -10,7 +10,6 @@
 #pragma once
 
 #include "GridStructGen.h"
-#include "../Noise.h"
 
 
 
diff --git a/src/Generating/Noise3DGenerator.h b/src/Generating/Noise3DGenerator.h
index 92cfc32b7..8a6e97e1c 100644
--- a/src/Generating/Noise3DGenerator.h
+++ b/src/Generating/Noise3DGenerator.h
@@ -13,7 +13,7 @@
 #pragma once
 
 #include "ComposableGenerator.h"
-#include "../Noise.h"
+#include "../Noise/Noise.h"
 
 
 
diff --git a/src/Generating/PieceGenerator.h b/src/Generating/PieceGenerator.h
index f06029280..43ffed7a2 100644
--- a/src/Generating/PieceGenerator.h
+++ b/src/Generating/PieceGenerator.h
@@ -20,7 +20,7 @@ Each uses a slightly different approach to generating:
 
 #include "../Defines.h"
 #include "../Cuboid.h"
-#include "../Noise.h"
+#include "../Noise/Noise.h"
 
 
 
diff --git a/src/Generating/Ravines.h b/src/Generating/Ravines.h
index 3e41c5ce6..b11037433 100644
--- a/src/Generating/Ravines.h
+++ b/src/Generating/Ravines.h
@@ -10,7 +10,6 @@
 #pragma once
 
 #include "GridStructGen.h"
-#include "../Noise.h"
 
 
 
diff --git a/src/Generating/StructGen.h b/src/Generating/StructGen.h
index 906fdd722..d3b0b5544 100644
--- a/src/Generating/StructGen.h
+++ b/src/Generating/StructGen.h
@@ -14,7 +14,7 @@
 #pragma once
 
 #include "ComposableGenerator.h"
-#include "../Noise.h"
+#include "../Noise/Noise.h"
 
 
 
diff --git a/src/Generating/Trees.h b/src/Generating/Trees.h
index c9eb7de80..cc0fa87d9 100644
--- a/src/Generating/Trees.h
+++ b/src/Generating/Trees.h
@@ -18,7 +18,7 @@ logs can overwrite others(leaves), but others shouldn't overwrite logs. This is
 #pragma once
 
 #include "../ChunkDef.h"
-#include "../Noise.h"
+#include "../Noise/Noise.h"
 
 
 
diff --git a/src/ItemGrid.cpp b/src/ItemGrid.cpp
index 55fb36a17..d49ea9df1 100644
--- a/src/ItemGrid.cpp
+++ b/src/ItemGrid.cpp
@@ -6,7 +6,7 @@
 #include "Globals.h"
 #include "ItemGrid.h"
 #include "Items/ItemHandler.h"
-#include "Noise.h"
+#include "Noise/Noise.h"
 
 
 
diff --git a/src/Noise/CMakeLists.txt b/src/Noise/CMakeLists.txt
new file mode 100644
index 000000000..e1837500f
--- /dev/null
+++ b/src/Noise/CMakeLists.txt
@@ -0,0 +1,21 @@
+
+cmake_minimum_required (VERSION 2.6)
+project (MCServer)
+
+include_directories ("${PROJECT_SOURCE_DIR}/../")
+
+SET (SRCS
+	Noise.cpp
+)
+
+SET (HDRS
+	Noise.h
+	OctavedNoise.h
+	RidgedNoise.h
+)
+
+if(NOT MSVC)
+	add_library(Noise ${SRCS} ${HDRS})
+
+	target_link_libraries(Noise OSSupport)
+endif()
diff --git a/src/Noise.cpp b/src/Noise/Noise.cpp
index c4a7e2d5f..509be7d6c 100644
--- a/src/Noise.cpp
+++ b/src/Noise/Noise.cpp
@@ -695,13 +695,6 @@ NOISE_DATATYPE cNoise::CubicNoise3D(NOISE_DATATYPE a_X, NOISE_DATATYPE a_Y, NOIS
 ////////////////////////////////////////////////////////////////////////////////
 // cCubicNoise:
 
-#ifdef _DEBUG
-	int cCubicNoise::m_NumSingleX = 0;
-	int cCubicNoise::m_NumSingleXY = 0;
-	int cCubicNoise::m_NumSingleY = 0;
-	int cCubicNoise::m_NumCalls = 0;
-#endif  // _DEBUG
-
 cCubicNoise::cCubicNoise(int a_Seed) :
 	m_Noise(a_Seed)
 {
@@ -740,23 +733,6 @@ void cCubicNoise::Generate2D(
 	
 	Cell.InitWorkRnds(FloorX[0], FloorY[0]);
 	
-	#ifdef _DEBUG
-		// Statistics on the noise-space coords:
-		if (NumSameX == 1)
-		{
-			m_NumSingleX++;
-			if (NumSameY == 1)
-			{
-				m_NumSingleXY++;
-			}
-		}
-		if (NumSameY == 1)
-		{
-			m_NumSingleY++;
-		}
-		m_NumCalls++;
-	#endif  // _DEBUG
-	
 	// Calculate query values using Cell:
 	int FromY = 0;
 	for (int y = 0; y < NumSameY; y++)
diff --git a/src/Noise.h b/src/Noise/Noise.h
index e616155d5..323194bfd 100644
--- a/src/Noise.h
+++ b/src/Noise/Noise.h
@@ -65,19 +65,15 @@ private:
 class cCubicNoise
 {
 public:
-	static const int MAX_SIZE = 512;  ///< Maximum size of each dimension of the query arrays.
+	/** Maximum size of each dimension of the query arrays. */
+	static const int MAX_SIZE = 512;
 	
 	
+	/** Creates a new instance with the specified seed. */
 	cCubicNoise(int a_Seed);
 	
 	
-	void Generate1D(
-		NOISE_DATATYPE * a_Array,                        ///< Array to generate into
-		int a_SizeX,                                     ///< Count of the array
-		NOISE_DATATYPE a_StartX, NOISE_DATATYPE a_EndX   ///< Noise-space coords of the array
-	) const;
-	
-	
+	/** Fills a 2D array with the values of the noise. */
 	void Generate2D(
 		NOISE_DATATYPE * a_Array,                        ///< Array to generate into [x + a_SizeX * y]
 		int a_SizeX, int a_SizeY,                        ///< Count of the array, in each direction
@@ -86,6 +82,7 @@ public:
 	) const;
 	
 	
+	/** Fills a 3D array with the values of the noise. */
 	void Generate3D(
 		NOISE_DATATYPE * a_Array,                        ///< Array to generate into [x + a_SizeX * y + a_SizeX * a_SizeY * z]
 		int a_SizeX, int a_SizeY, int a_SizeZ,           ///< Count of the array, in each direction
@@ -95,34 +92,22 @@ public:
 	) const;
 	
 protected:
-	typedef NOISE_DATATYPE Workspace1D[4];
-	typedef NOISE_DATATYPE Workspace2D[4][4];
 	
-	cNoise m_Noise;  // Used for integral rnd values
-
-	#ifdef _DEBUG
-		// Statistics on the noise-space coords:
-		static int m_NumSingleX;
-		static int m_NumSingleXY;
-		static int m_NumSingleY;
-		static int m_NumCalls;
-	#endif  // _DEBUG
-	
-	/// Calculates the integral and fractional parts along one axis.
+	/** Noise used for integral random values. */
+	cNoise m_Noise;
+
+
+	/** Calculates the integral and fractional parts along one axis.
+	a_Floor will receive the integral parts (array of a_Size ints).
+	a_Frac will receive the fractional parts (array of a_Size floats).
+	a_Same will receive the counts of items that have the same integral parts (array of up to a_Size ints).
+	a_NumSame will receive the count of a_Same elements (total count of different integral parts). */
 	void CalcFloorFrac(
 		int a_Size,
 		NOISE_DATATYPE a_Start, NOISE_DATATYPE a_End,
 		int * a_Floor, NOISE_DATATYPE * a_Frac,
 		int * a_Same, int & a_NumSame
 	) const;
-	
-	void UpdateWorkRnds2DX(
-		Workspace2D & a_WorkRnds,
-		Workspace1D & a_Interps,
-		int a_LastFloorX, int a_NewFloorX,
-		int a_FloorY,
-		NOISE_DATATYPE a_FractionY
-	) const;
 } ;
 
 
diff --git a/src/OctavedNoise.h b/src/Noise/OctavedNoise.h
index 166d2c205..166d2c205 100644
--- a/src/OctavedNoise.h
+++ b/src/Noise/OctavedNoise.h
diff --git a/src/RidgedNoise.h b/src/Noise/RidgedNoise.h
index 69b480f60..69b480f60 100644
--- a/src/RidgedNoise.h
+++ b/src/Noise/RidgedNoise.h
diff --git a/src/VoronoiMap.h b/src/VoronoiMap.h
index dfb11e9ce..56022849e 100644
--- a/src/VoronoiMap.h
+++ b/src/VoronoiMap.h
@@ -9,7 +9,7 @@
 
 #pragma once
 
-#include "Noise.h"
+#include "Noise/Noise.h"