Added DeadBushes finisher (initial patch by STR_Warrior; DeathBushes FTW!)

git-svn-id: http://mc-server.googlecode.com/svn/trunk@1037 0a769ca7-a7f5-676a-18bf-c427514a06d6

source/Generating/ChunkGenerator.cpp

@@ -340,18 +340,20 @@ void cChunkGenerator::InitStructureGens(cIniFile & a_IniFile)
 
 void cChunkGenerator::InitFinishGens(cIniFile & a_IniFile)
 {
-	AString Structures = a_IniFile.GetValueSet("Generator", "Finishers", "SprinkleFoliage,Ice,Snow,Lilypads,BottomLava");
+	AString Structures = a_IniFile.GetValueSet("Generator", "Finishers", "SprinkleFoliage,Ice,Snow,Lilypads,BottomLava,DeadBushes,PreSimulator");
 
 	AStringVector Str = StringSplit(Structures, ",");
 	for (AStringVector::const_iterator itr = Str.begin(); itr != Str.end(); ++itr)
 	{
-		if (NoCaseCompare(*itr, "SprinkleFoliage") == 0)
+		// Finishers, alpha-sorted:
+		if (NoCaseCompare(*itr, "BottomLava") == 0)
 		{
-			m_FinishGens.push_back(new cFinishGenSprinkleFoliage(m_Seed));
+			int BottomLavaLevel = a_IniFile.GetValueSetI("Generator", "BottomLavaLevel", 10);
+			m_FinishGens.push_back(new cFinishGenBottomLava(BottomLavaLevel));
 		}
-		else if (NoCaseCompare(*itr, "Snow") == 0)
+		else if (NoCaseCompare(*itr, "DeadBushes") == 0)
 		{
-			m_FinishGens.push_back(new cFinishGenSnow);
+			m_FinishGens.push_back(new cFinishGenDeadBushes(m_Seed));
 		}
 		else if (NoCaseCompare(*itr, "Ice") == 0)
 		{
@@ -361,15 +363,18 @@ void cChunkGenerator::InitFinishGens(cIniFile & a_IniFile)
 		{
 			m_FinishGens.push_back(new cFinishGenLilypads(m_Seed));
 		}
-		else if (NoCaseCompare(*itr, "BottomLava") == 0)
-		{
-			int BottomLavaLevel = a_IniFile.GetValueSetI("Generator", "BottomLavaLevel", 10);
-			m_FinishGens.push_back(new cFinishGenBottomLava(BottomLavaLevel));
-		}
 		else if (NoCaseCompare(*itr, "PreSimulator") == 0)
 		{
 			m_FinishGens.push_back(new cFinishGenPreSimulator);
 		}
+		else if (NoCaseCompare(*itr, "Snow") == 0)
+		{
+			m_FinishGens.push_back(new cFinishGenSnow);
+		}
+		else if (NoCaseCompare(*itr, "SprinkleFoliage") == 0)
+		{
+			m_FinishGens.push_back(new cFinishGenSprinkleFoliage(m_Seed));
+		}
 	}  // for itr - Str[]
 }
 

source/Generating/FinishGen.cpp

@@ -307,12 +307,12 @@ int cFinishGenLilypads::GetNumLilypads(const cChunkDef::BiomeMap & a_BiomeMap)
 
 void cFinishGenLilypads::GenFinish(
 	int a_ChunkX, int a_ChunkZ,
-	cChunkDef::BlockTypes & a_BlockTypes, // Block types to read and change
+	cChunkDef::BlockTypes & a_BlockTypes,    // Block types to read and change
-	cChunkDef::BlockNibbles & a_BlockMeta, // Block meta to read and change
+	cChunkDef::BlockNibbles & a_BlockMeta,   // Block meta to read and change
-	cChunkDef::HeightMap & a_HeightMap, // Height map to read and change by the current data
+	cChunkDef::HeightMap & a_HeightMap,      // Height map to read and change by the current data
-	const cChunkDef::BiomeMap & a_BiomeMap, // Biomes to adhere to
+	const cChunkDef::BiomeMap & a_BiomeMap,  // Biomes to adhere to
-	cEntityList & a_Entities, // Entities may be added or deleted
+	cEntityList & a_Entities,                // Entities may be added or deleted
-	cBlockEntityList & a_BlockEntities // Block entities may be added or deleted
+	cBlockEntityList & a_BlockEntities       // Block entities may be added or deleted
 )
 {
 	// Add Lilypads on top of water surface in Swampland
@@ -320,8 +320,8 @@ void cFinishGenLilypads::GenFinish(
 	int NumLilypads = GetNumLilypads(a_BiomeMap);
 	for (int i = 0; i < NumLilypads; i++)
 	{
-		int x = m_Noise.IntNoise3DInt(a_ChunkX + a_ChunkZ, a_ChunkZ, i) % cChunkDef::Width;
+		int x = (m_Noise.IntNoise3DInt(a_ChunkX + a_ChunkZ, a_ChunkZ, i) / 13) % cChunkDef::Width;
-		int z = m_Noise.IntNoise3DInt(a_ChunkX - a_ChunkZ, i, a_ChunkZ) % cChunkDef::Width;
+		int z = (m_Noise.IntNoise3DInt(a_ChunkX - a_ChunkZ, i, a_ChunkZ) / 11) % cChunkDef::Width;
 
 		// Place a lily pad at {x, z} if possible (swampland, empty block, water below):
 		if (cChunkDef::GetBiome(a_BiomeMap, x, z) != biSwampland)
@@ -545,3 +545,71 @@ void cFinishGenPreSimulator::StationarizeFluid(
 
 
 
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cFinishGenDeadBushes:
+
+int cFinishGenDeadBushes::GetNumDeadBushes(const cChunkDef::BiomeMap & a_BiomeMap)
+{
+	int res = 0;
+	for (int i = 0; i < ARRAYCOUNT(a_BiomeMap); i++)
+	{
+		if (a_BiomeMap[i] == biDesert)
+		{
+			res++;
+		}
+	}  // for i - a_BiomeMap[]
+	return res / 128;
+}
+
+
+
+
+
+void cFinishGenDeadBushes::GenFinish(
+	int a_ChunkX, int a_ChunkZ,
+	cChunkDef::BlockTypes & a_BlockTypes,    // Block types to read and change
+	cChunkDef::BlockNibbles & a_BlockMeta,   // Block meta to read and change
+	cChunkDef::HeightMap & a_HeightMap,      // Height map to read and change by the current data
+	const cChunkDef::BiomeMap & a_BiomeMap,  // Biomes to adhere to
+	cEntityList & a_Entities,                // Entities may be added or deleted
+	cBlockEntityList & a_BlockEntities       // Block entities may be added or deleted
+)
+{
+	// Add DeadBushes on top of sand surface in Desert
+
+	int NumDeadBushes = GetNumDeadBushes(a_BiomeMap);
+	for (int i = 0; i < NumDeadBushes; i++)
+	{
+		int x = (m_Noise.IntNoise3DInt(a_ChunkX + a_ChunkZ, a_ChunkZ, i) / 13) % cChunkDef::Width;
+		int z = (m_Noise.IntNoise3DInt(a_ChunkX - a_ChunkZ, i, a_ChunkZ) / 11) % cChunkDef::Width;
+
+		// Place a dead bush at {x, z} if possible (desert, empty block, sand below):
+		if (cChunkDef::GetBiome(a_BiomeMap, x, z) != biDesert)
+		{
+			// not swampland
+			continue;
+		}
+		int Height = cChunkDef::GetHeight(a_HeightMap, x, z);
+		if (Height >= cChunkDef::Height)
+		{
+			// Too high up
+			continue;
+		}
+		if (cChunkDef::GetBlock(a_BlockTypes, x, Height + 1, z) != E_BLOCK_AIR)
+		{
+			// not empty block
+			continue;
+		}
+		switch (cChunkDef::GetBlock(a_BlockTypes, x, Height, z))
+		{
+			case E_BLOCK_SAND:
+			{
+				cChunkDef::SetBlock(a_BlockTypes, x, Height + 1, z, E_BLOCK_DEAD_BUSH);
+				cChunkDef::SetHeight(a_HeightMap, x, z, Height + 1);
+				break;
+			}
+		}  // switch (GetBlock)
+	}  // for i
+}
+

source/Generating/FinishGen.h

@@ -7,6 +7,8 @@
 	- cFinishGenSprinkleFoliage
 	- cFinishGenLilypads
 	- cFinishGenBottomLava
+	- cFinishGenPreSimulator
+	- cFinishGenDeadBushes
 */
 
 
@@ -59,6 +61,7 @@ protected:
 
 
 
+
 class cFinishGenSprinkleFoliage :
 	public cFinishGen
 {
@@ -150,7 +153,6 @@ protected:
 
 
 
-
 class cFinishGenPreSimulator :
 	public cFinishGen
 {
@@ -190,3 +192,34 @@ protected:
 
 
 
+
+class cFinishGenDeadBushes :
+	public cFinishGen
+{
+public:
+	cFinishGenDeadBushes(int a_Seed) :
+		m_Noise(a_Seed)
+	{
+	}
+	
+protected:
+	cNoise m_Noise;
+	
+	int GetNumDeadBushes(const cChunkDef::BiomeMap & a_BiomeMap);
+	
+	// cFinishGen override:
+	virtual void GenFinish(
+		int a_ChunkX, int a_ChunkZ,
+		cChunkDef::BlockTypes & a_BlockTypes,    // Block types to read and change
+		cChunkDef::BlockNibbles & a_BlockMeta,   // Block meta to read and change
+		cChunkDef::HeightMap & a_HeightMap,      // Height map to read and change by the current data
+		const cChunkDef::BiomeMap & a_BiomeMap,  // Biomes to adhere to
+		cEntityList & a_Entities,                // Entities may be added or deleted
+		cBlockEntityList & a_BlockEntities       // Block entities may be added or deleted
+	) override;
+} ;
+
+
+
+
+