1 files changed, 0 insertions, 664 deletions

diff --git a/source/Generating/FinishGen.cpp b/source/Generating/FinishGen.cpp
deleted file mode 100644
index 8899e4bd0..000000000
--- a/source/Generating/FinishGen.cpp
+++ /dev/null
@@ -1,664 +0,0 @@
-
-// FinishGen.cpp
-
-/* Implements the various finishing generators:
-	- cFinishGenSnow
-	- cFinishGenIce
-	- cFinishGenSprinkleFoliage
-*/
-
-#include "Globals.h"
-
-#include "FinishGen.h"
-#include "../Noise.h"
-#include "../BlockID.h"
-#include "../Simulator/FluidSimulator.h"  // for cFluidSimulator::CanWashAway()
-#include "../World.h"
-
-
-
-
-
-#define DEF_NETHER_WATER_SPRINGS    "0, 1; 255, 1"
-#define DEF_NETHER_LAVA_SPRINGS     "0, 0; 30, 0; 31, 50; 120, 50; 127, 0"
-#define DEF_OVERWORLD_WATER_SPRINGS "0, 0; 10, 10; 11, 75; 16, 83; 20, 83; 24, 78; 32, 62; 40, 40; 44, 15; 48, 7; 56, 2; 64, 1; 255, 0"
-#define DEF_OVERWORLD_LAVA_SPRINGS  "0, 0; 10, 5; 11, 45; 48, 2; 64, 1; 255, 0"
-#define DEF_END_WATER_SPRINGS       "0, 1; 255, 1"
-#define DEF_END_LAVA_SPRINGS        "0, 1; 255, 1"
-
-
-
-
-
-static inline bool IsWater(BLOCKTYPE a_BlockType)
-{
-	return (a_BlockType == E_BLOCK_STATIONARY_WATER) || (a_BlockType == E_BLOCK_WATER);
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cFinishGenSprinkleFoliage:
-
-bool cFinishGenSprinkleFoliage::TryAddSugarcane(cChunkDesc & a_ChunkDesc, int a_RelX, int a_RelY, int a_RelZ)
-{
-	// We'll be doing comparison to neighbors, so require the coords to be 1 block away from the chunk edges:
-	if (
-		(a_RelX < 1) || (a_RelX >= cChunkDef::Width  - 1) ||
-		(a_RelY < 1) || (a_RelY >= cChunkDef::Height - 2) ||
-		(a_RelZ < 1) || (a_RelZ >= cChunkDef::Width  - 1)
-	)
-	{
-		return false;
-	}
-
-	// Only allow dirt, grass or sand below sugarcane:
-	switch (a_ChunkDesc.GetBlockType(a_RelX, a_RelY, a_RelZ))
-	{
-		case E_BLOCK_DIRT:
-		case E_BLOCK_GRASS:
-		case E_BLOCK_SAND:
-		{
-			break;
-		}
-		default:
-		{
-			return false;
-		}
-	}
-
-	// Water is required next to the block below the sugarcane:
-	if (
-		!IsWater(a_ChunkDesc.GetBlockType(a_RelX - 1, a_RelY, a_RelZ)) &&
-		!IsWater(a_ChunkDesc.GetBlockType(a_RelX + 1, a_RelY, a_RelZ)) &&
-		!IsWater(a_ChunkDesc.GetBlockType(a_RelX    , a_RelY, a_RelZ - 1)) &&
-		!IsWater(a_ChunkDesc.GetBlockType(a_RelX    , a_RelY, a_RelZ + 1))
-	)
-	{
-		return false;
-	}
-	
-	// All conditions met, place a sugarcane here:
-	a_ChunkDesc.SetBlockType(a_RelX, a_RelY + 1, a_RelZ, E_BLOCK_SUGARCANE);
-	return true;
-}
-
-
-
-
-
-void cFinishGenSprinkleFoliage::GenFinish(cChunkDesc & a_ChunkDesc)
-{
-	// Generate small foliage (1-block):
-	
-	// TODO: Update heightmap with 1-block-tall foliage
-	for (int z = 0; z < cChunkDef::Width; z++) 
-	{
-		int BlockZ = a_ChunkDesc.GetChunkZ() * cChunkDef::Width + z;
-		const float zz = (float)BlockZ;
-		for (int x = 0; x < cChunkDef::Width; x++)
-		{
-			int BlockX = a_ChunkDesc.GetChunkX() * cChunkDef::Width + x;
-			if (((m_Noise.IntNoise2DInt(BlockX, BlockZ) / 8) % 128) < 124)
-			{
-				continue;
-			}
-			int Top = a_ChunkDesc.GetHeight(x, z);
-			if (Top > 250)
-			{
-				// Nothing grows above Y=250
-				continue;
-			}
-			if (a_ChunkDesc.GetBlockType(x, Top + 1, z) != E_BLOCK_AIR)
-			{
-				// Space already taken by something else, don't grow here
-				// WEIRD, since we're using heightmap, so there should NOT be anything above it
-				continue;
-			}
-			
-			const float xx = (float)BlockX;
-			float val1 = m_Noise.CubicNoise2D(xx * 0.1f,  zz * 0.1f );
-			float val2 = m_Noise.CubicNoise2D(xx * 0.01f, zz * 0.01f );
-			switch (a_ChunkDesc.GetBlockType(x, Top, z))
-			{
-				case E_BLOCK_GRASS:
-				{
-					float val3 = m_Noise.CubicNoise2D(xx * 0.01f + 10, zz * 0.01f + 10 );
-					float val4 = m_Noise.CubicNoise2D(xx * 0.05f + 20, zz * 0.05f + 20 );
-					if (val1 + val2 > 0.2f)
-					{
-						a_ChunkDesc.SetBlockType(x, ++Top, z, E_BLOCK_YELLOW_FLOWER);
-					}
-					else if (val2 + val3 > 0.2f)
-					{
-						a_ChunkDesc.SetBlockType(x, ++Top, z, E_BLOCK_RED_ROSE);
-					}
-					else if (val3 + val4 > 0.2f)
-					{
-						a_ChunkDesc.SetBlockType(x, ++Top, z, E_BLOCK_RED_MUSHROOM);
-					}
-					else if (val1 + val4 > 0.2f)
-					{
-						a_ChunkDesc.SetBlockType(x, ++Top, z, E_BLOCK_BROWN_MUSHROOM);
-					}
-					else if (val1 + val2 + val3 + val4 < -0.1)
-					{
-						a_ChunkDesc.SetBlockTypeMeta(x, ++Top, z, E_BLOCK_TALL_GRASS, E_META_TALL_GRASS_GRASS);
-					}
-					else if (TryAddSugarcane(a_ChunkDesc, x, Top, z))
-					{
-						++Top;
-					}
-					else if ((val1 > 0.5) && (val2 < -0.5))
-					{
-						a_ChunkDesc.SetBlockTypeMeta(x, ++Top, z, E_BLOCK_PUMPKIN, (int)(val3 * 8) % 4);
-					}
-					break;
-				}  // case E_BLOCK_GRASS
-				
-				case E_BLOCK_SAND:
-				{
-					int y = Top + 1;
-					if (
-						(x > 0) && (x < cChunkDef::Width - 1) &&
-						(z > 0) && (z < cChunkDef::Width - 1) &&
-						(val1 + val2 > 0.5f) &&
-						(a_ChunkDesc.GetBlockType(x + 1, y, z)     == E_BLOCK_AIR) &&
-						(a_ChunkDesc.GetBlockType(x - 1, y, z)     == E_BLOCK_AIR) &&
-						(a_ChunkDesc.GetBlockType(x,     y, z + 1) == E_BLOCK_AIR) &&
-						(a_ChunkDesc.GetBlockType(x,     y, z - 1) == E_BLOCK_AIR)
-					)
-					{
-						a_ChunkDesc.SetBlockType(x, ++Top, z, E_BLOCK_CACTUS);
-					}
-					else if (TryAddSugarcane(a_ChunkDesc, x, Top, z))
-					{
-						++Top;
-					}
-					break;
-				}
-			}  // switch (TopBlock)
-			a_ChunkDesc.SetHeight(x, z, Top);
-		}  // for y
-	}  // for z
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cFinishGenSnow:
-
-void cFinishGenSnow::GenFinish(cChunkDesc & a_ChunkDesc)
-{
-	// Add a snow block in snowy biomes onto blocks that can be snowed over
-	for (int z = 0; z < cChunkDef::Width; z++)
-	{
-		for (int x = 0; x < cChunkDef::Width; x++)
-		{
-			switch (a_ChunkDesc.GetBiome(x, z))
-			{
-				case biIcePlains:
-				case biIceMountains:
-				case biTaiga:
-				case biTaigaHills:
-				case biFrozenRiver:
-				case biFrozenOcean:
-				{
-					int Height = a_ChunkDesc.GetHeight(x, z);
-					if (g_BlockIsSnowable[a_ChunkDesc.GetBlockType(x, Height, z)])
-					{
-						a_ChunkDesc.SetBlockType(x, Height + 1, z, E_BLOCK_SNOW);
-						a_ChunkDesc.SetHeight(x, z, Height + 1);
-					}
-					break;
-				}
-			}
-		}
-	}  // for z
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cFinishGenIce:
-
-void cFinishGenIce::GenFinish(cChunkDesc & a_ChunkDesc)
-{
-	// Turn surface water into ice in icy biomes
-	for (int z = 0; z < cChunkDef::Width; z++)
-	{
-		for (int x = 0; x < cChunkDef::Width; x++)
-		{
-			switch (a_ChunkDesc.GetBiome(x, z))
-			{
-				case biIcePlains:
-				case biIceMountains:
-				case biTaiga:
-				case biTaigaHills:
-				case biFrozenRiver:
-				case biFrozenOcean:
-				{
-					int Height = a_ChunkDesc.GetHeight(x, z);
-					switch (a_ChunkDesc.GetBlockType(x, Height, z))
-					{
-						case E_BLOCK_WATER:
-						case E_BLOCK_STATIONARY_WATER:
-						{
-							a_ChunkDesc.SetBlockType(x, Height, z, E_BLOCK_ICE);
-							break;
-						}
-					}
-					break;
-				}
-			}
-		}
-	}  // for z
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cFinishGenLilypads:
-
-int cFinishGenSingleBiomeSingleTopBlock::GetNumToGen(const cChunkDef::BiomeMap & a_BiomeMap)
-{
-	int res = 0;
-	for (int i = 0; i < ARRAYCOUNT(a_BiomeMap); i++)
-	{
-		if (a_BiomeMap[i] == m_Biome)
-		{
-			res++;
-		}
-	}  // for i - a_BiomeMap[]
-	return m_Amount * res / 256;
-}
-
-
-
-
-
-void cFinishGenSingleBiomeSingleTopBlock::GenFinish(cChunkDesc & a_ChunkDesc)
-{
-	// Add Lilypads on top of water surface in Swampland
-
-	int NumToGen = GetNumToGen(a_ChunkDesc.GetBiomeMap());
-	int ChunkX = a_ChunkDesc.GetChunkX();
-	int ChunkZ = a_ChunkDesc.GetChunkZ();
-	for (int i = 0; i < NumToGen; i++)
-	{
-		int x = (m_Noise.IntNoise3DInt(ChunkX + ChunkZ, ChunkZ, i) / 13) % cChunkDef::Width;
-		int z = (m_Noise.IntNoise3DInt(ChunkX - ChunkZ, i, ChunkZ) / 11) % cChunkDef::Width;
-
-		// Place the block at {x, z} if possible:
-		if (a_ChunkDesc.GetBiome(x, z) != m_Biome)
-		{
-			// Incorrect biome
-			continue;
-		}
-		int Height = a_ChunkDesc.GetHeight(x, z);
-		if (Height >= cChunkDef::Height)
-		{
-			// Too high up
-			continue;
-		}
-		if (a_ChunkDesc.GetBlockType(x, Height + 1, z) != E_BLOCK_AIR)
-		{
-			// Not an empty block
-			continue;
-		}
-		BLOCKTYPE BlockBelow = a_ChunkDesc.GetBlockType(x, Height, z);
-		if ((BlockBelow == m_AllowedBelow1) || (BlockBelow == m_AllowedBelow2))
-		{
-			a_ChunkDesc.SetBlockType(x, Height + 1, z, m_BlockType);
-			a_ChunkDesc.SetHeight(x, z, Height + 1);
-		}
-	}  // for i
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cFinishGenBottomLava:
-
-void cFinishGenBottomLava::GenFinish(cChunkDesc & a_ChunkDesc)
-{
-	cChunkDef::BlockTypes & BlockTypes = a_ChunkDesc.GetBlockTypes();
-	for (int y = m_Level; y > 0; y--)
-	{
-		for (int z = 0; z < cChunkDef::Width; z++) for (int x = 0; x < cChunkDef::Width; x++)
-		{
-			int Index = cChunkDef::MakeIndexNoCheck(x, y, z);
-			if (BlockTypes[Index] == E_BLOCK_AIR)
-			{
-				BlockTypes[Index] = E_BLOCK_STATIONARY_LAVA;
-			}
-		}  // for x, for z
-	}  // for y
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cFinishGenPreSimulator:
-
-cFinishGenPreSimulator::cFinishGenPreSimulator(void)
-{
-	// Nothing needed yet
-}
-
-
-
-
-
-void cFinishGenPreSimulator::GenFinish(cChunkDesc & a_ChunkDesc)
-{
-	CollapseSandGravel(a_ChunkDesc.GetBlockTypes(), a_ChunkDesc.GetHeightMap());
-	StationarizeFluid(a_ChunkDesc.GetBlockTypes(), a_ChunkDesc.GetHeightMap(), E_BLOCK_WATER, E_BLOCK_STATIONARY_WATER);
-	StationarizeFluid(a_ChunkDesc.GetBlockTypes(), a_ChunkDesc.GetHeightMap(), E_BLOCK_LAVA,  E_BLOCK_STATIONARY_LAVA);
-	// TODO: other operations
-}
-
-
-
-
-
-void cFinishGenPreSimulator::CollapseSandGravel(
-	cChunkDef::BlockTypes & a_BlockTypes,    // Block types to read and change
-	cChunkDef::HeightMap & a_HeightMap       // Height map to update by the current data
-)
-{
-	for (int z = 0; z < cChunkDef::Width; z++)
-	{
-		for (int x = 0; x < cChunkDef::Width; x++)
-		{
-			int LastY = -1;
-			int HeightY = 0;
-			for (int y = 0; y < cChunkDef::Height; y++)
-			{
-				BLOCKTYPE Block = cChunkDef::GetBlock(a_BlockTypes, x, y, z);
-				switch (Block)
-				{
-					default:
-					{
-						// Set the last block onto which stuff can fall to this height:
-						LastY = y;
-						HeightY = y;
-						break;
-					}
-					case E_BLOCK_AIR:
-					{
-						// Do nothing
-						break;
-					}
-					case E_BLOCK_FIRE:
-					case E_BLOCK_WATER:
-					case E_BLOCK_STATIONARY_WATER:
-					case E_BLOCK_LAVA:
-					case E_BLOCK_STATIONARY_LAVA:
-					{
-						// Do nothing, only remember this height as potentially highest
-						HeightY = y;
-						break;
-					}
-					case E_BLOCK_SAND:
-					case E_BLOCK_GRAVEL:
-					{
-						if (LastY < y - 1)
-						{
-							cChunkDef::SetBlock(a_BlockTypes, x, LastY + 1, z, Block);
-							cChunkDef::SetBlock(a_BlockTypes, x, y, z, E_BLOCK_AIR);
-						}
-						LastY++;
-						if (LastY > HeightY)
-						{
-							HeightY = LastY;
-						}
-						break;
-					}
-				}  // switch (GetBlock)
-			}  // for y
-			cChunkDef::SetHeight(a_HeightMap, x, z, HeightY);
-		}  // for x
-	}  // for z
-}
-
-
-
-
-
-void cFinishGenPreSimulator::StationarizeFluid(
-	cChunkDef::BlockTypes & a_BlockTypes,    // Block types to read and change
-	cChunkDef::HeightMap & a_HeightMap,      // Height map to read
-	BLOCKTYPE a_Fluid,
-	BLOCKTYPE a_StationaryFluid
-)
-{
-	// Turn fluid in the middle to stationary, unless it has air or washable block next to it:
-	for (int z = 1; z < cChunkDef::Width - 1; z++)
-	{
-		for (int x = 1; x < cChunkDef::Width - 1; x++)
-		{
-			for (int y = cChunkDef::GetHeight(a_HeightMap, x, z); y >= 0; y--)
-			{
-				BLOCKTYPE Block = cChunkDef::GetBlock(a_BlockTypes, x, y, z);
-				if ((Block != a_Fluid) && (Block != a_StationaryFluid))
-				{
-					continue;
-				}
-				static const struct
-				{
-					int x, y, z;
-				} Coords[] =
-				{
-					{1, 0, 0},
-					{-1, 0, 0},
-					{0, 0, 1},
-					{0, 0, -1},
-					{0, -1, 0}
-				} ;
-				BLOCKTYPE BlockToSet = a_StationaryFluid;  // By default, don't simulate this block
-				for (int i = 0; i < ARRAYCOUNT(Coords); i++)
-				{
-					if ((y == 0) && (Coords[i].y < 0))
-					{
-						continue;
-					}
-					BLOCKTYPE Neighbor = cChunkDef::GetBlock(a_BlockTypes, x + Coords[i].x, y + Coords[i].y, z + Coords[i].z);
-					if ((Neighbor == E_BLOCK_AIR) || cFluidSimulator::CanWashAway(Neighbor))
-					{
-						// There is an air / washable neighbor, simulate this block
-						BlockToSet = a_Fluid;
-						break;
-					}
-				}  // for i - Coords[]
-				cChunkDef::SetBlock(a_BlockTypes, x, y, z, BlockToSet);
-			}  // for y
-		}  // for x
-	}  // for z
-	
-	// Turn fluid at the chunk edges into non-stationary fluid:
-	for (int y = 0; y < cChunkDef::Height; y++)
-	{
-		for (int i = 0; i < cChunkDef::Width; i++)  // i stands for both x and z here
-		{
-			if (cChunkDef::GetBlock(a_BlockTypes, 0, y, i) == a_StationaryFluid)
-			{
-				cChunkDef::SetBlock(a_BlockTypes, 0, y, i, a_Fluid);
-			}
-			if (cChunkDef::GetBlock(a_BlockTypes, i, y, 0) == a_StationaryFluid)
-			{
-				cChunkDef::SetBlock(a_BlockTypes, i, y, 0, a_Fluid);
-			}
-			if (cChunkDef::GetBlock(a_BlockTypes, cChunkDef::Width - 1, y, i) == a_StationaryFluid)
-			{
-				cChunkDef::SetBlock(a_BlockTypes, cChunkDef::Width - 1, y, i, a_Fluid);
-			}
-			if (cChunkDef::GetBlock(a_BlockTypes, i, y, cChunkDef::Width - 1) == a_StationaryFluid)
-			{
-				cChunkDef::SetBlock(a_BlockTypes, i, y, cChunkDef::Width - 1, a_Fluid);
-			}
-		}
-	}
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cFinishGenFluidSprings:
-
-cFinishGenFluidSprings::cFinishGenFluidSprings(int a_Seed, BLOCKTYPE a_Fluid, cIniFile & a_IniFile, const cWorld & a_World) :
-	m_Noise(a_Seed + a_Fluid * 100),  // Need to take fluid into account, otherwise water and lava springs generate next to each other
-	m_HeightDistribution(255),
-	m_Fluid(a_Fluid)
-{
-	bool IsWater = (a_Fluid == E_BLOCK_WATER);
-	AString SectionName = IsWater ? "WaterSprings" : "LavaSprings";
-	AString DefaultHeightDistribution;
-	int DefaultChance;
-	switch (a_World.GetDimension())
-	{
-		case dimNether:
-		{
-			DefaultHeightDistribution = IsWater ? DEF_NETHER_WATER_SPRINGS : DEF_NETHER_LAVA_SPRINGS;
-			DefaultChance = IsWater ? 0 : 15;
-			break;
-		}
-		case dimOverworld:
-		{
-			DefaultHeightDistribution = IsWater ? DEF_OVERWORLD_WATER_SPRINGS : DEF_OVERWORLD_LAVA_SPRINGS;
-			DefaultChance = IsWater ? 24 : 9;
-			break;
-		}
-		case dimEnd:
-		{
-			DefaultHeightDistribution = IsWater ? DEF_END_WATER_SPRINGS : DEF_END_LAVA_SPRINGS;
-			DefaultChance = 0;
-			break;
-		}
-		default:
-		{
-			ASSERT(!"Unhandled world dimension");
-			break;
-		}
-	}  // switch (dimension)
-	AString HeightDistribution = a_IniFile.GetValueSet(SectionName, "HeightDistribution", DefaultHeightDistribution);
-	if (!m_HeightDistribution.SetDefString(HeightDistribution) || (m_HeightDistribution.GetSum() <= 0))
-	{
-		LOGWARNING("[%sSprings]: HeightDistribution is invalid, using the default of \"%s\".", 
-			(a_Fluid == E_BLOCK_WATER) ? "Water" : "Lava",
-			DefaultHeightDistribution.c_str()
-		);
-		m_HeightDistribution.SetDefString(DefaultHeightDistribution);
-	}
-	m_Chance = a_IniFile.GetValueSetI(SectionName, "Chance", DefaultChance);
-}
-
-
-
-
-
-void cFinishGenFluidSprings::GenFinish(cChunkDesc & a_ChunkDesc)
-{
-	int ChanceRnd = (m_Noise.IntNoise3DInt(128 * a_ChunkDesc.GetChunkX(), 512, 256 * a_ChunkDesc.GetChunkZ()) / 13) % 100;
-	if (ChanceRnd > m_Chance)
-	{
-		// Not in this chunk
-		return;
-	}
-	
-	// Get the height at which to try:
-	int Height = m_Noise.IntNoise3DInt(128 * a_ChunkDesc.GetChunkX(), 1024, 256 * a_ChunkDesc.GetChunkZ()) / 11;
-	Height %= m_HeightDistribution.GetSum();
-	Height = m_HeightDistribution.MapValue(Height);
-	
-	// Try adding the spring at the height, if unsuccessful, move lower:
-	for (int y = Height; y > 1; y--)
-	{
-		// TODO: randomize the order in which the coords are being checked
-		for (int z = 1; z < cChunkDef::Width - 1; z++)
-		{
-			for (int x = 1; x < cChunkDef::Width - 1; x++)
-			{
-				switch (a_ChunkDesc.GetBlockType(x, y, z))
-				{
-					case E_BLOCK_NETHERRACK:
-					case E_BLOCK_STONE:
-					{
-						if (TryPlaceSpring(a_ChunkDesc, x, y, z))
-						{
-							// Succeeded, bail out
-							return;
-						}
-					}
-				}  // switch (BlockType)
-			}  // for x
-		}  // for y
-	}  // for y
-}
-
-
-
-
-
-bool cFinishGenFluidSprings::TryPlaceSpring(cChunkDesc & a_ChunkDesc, int x, int y, int z)
-{
-	// In order to place a spring, it needs exactly one of the XZ neighbors or a below neighbor to be air
-	// Also, its neighbor on top of it must be non-air
-	if (a_ChunkDesc.GetBlockType(x, y + 1, z) == E_BLOCK_AIR)
-	{
-		return false;
-	}
-	
-	static const struct
-	{
-		int x, y, z;
-	} Coords[] =
-	{
-		{-1,  0,  0},
-		{ 1,  0,  0},
-		{ 0, -1,  0},
-		{ 0,  0, -1},
-		{ 0,  0,  1},
-	} ;
-	int NumAirNeighbors = 0;
-	for (int i = 0; i < ARRAYCOUNT(Coords); i++)
-	{
-		switch (a_ChunkDesc.GetBlockType(x + Coords[i].x, y + Coords[i].y, z + Coords[i].z))
-		{
-			case E_BLOCK_AIR:
-			{
-				NumAirNeighbors += 1;
-				if (NumAirNeighbors > 1)
-				{
-					return false;
-				}
-			}
-		}
-	}
-	if (NumAirNeighbors == 0)
-	{
-		return false;
-	}
-	
-	// Has exactly one air neighbor, place a spring:
-	a_ChunkDesc.SetBlockTypeMeta(x, y, z, m_Fluid, 0);
-	return true;
-}
-
-
-
-