1 files changed, 77 insertions, 9 deletions

diff --git a/src/Generating/HeiGen.cpp b/src/Generating/HeiGen.cpp
index 3621421c2..870ceef7f 100644
--- a/src/Generating/HeiGen.cpp
+++ b/src/Generating/HeiGen.cpp
@@ -16,7 +16,7 @@
 
 
 
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////////////
 // cTerrainHeightGen:
 
 cTerrainHeightGen * cTerrainHeightGen::CreateHeightGen(cIniFile &a_IniFile, cBiomeGen & a_BiomeGen, int a_Seed, bool & a_CacheOffByDefault)
@@ -47,6 +47,10 @@ cTerrainHeightGen * cTerrainHeightGen::CreateHeightGen(cIniFile &a_IniFile, cBio
 	{
 		res = new cEndGen(a_Seed);
 	}
+	else if (NoCaseCompare(HeightGenName, "Mountains") == 0)
+	{
+		res = new cHeiGenMountains(a_Seed);
+	}
 	else if (NoCaseCompare(HeightGenName, "Noise3D") == 0)
 	{
 		res = new cNoise3DComposable(a_Seed);
@@ -87,7 +91,7 @@ cTerrainHeightGen * cTerrainHeightGen::CreateHeightGen(cIniFile &a_IniFile, cBio
 
 
 
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////////////
 // cHeiGenFlat:
 
 void cHeiGenFlat::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap & a_HeightMap)
@@ -111,7 +115,7 @@ void cHeiGenFlat::InitializeHeightGen(cIniFile & a_IniFile)
 
 
 
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////////////
 // cHeiGenCache:
 
 cHeiGenCache::cHeiGenCache(cTerrainHeightGen & a_HeiGenToCache, int a_CacheSize) :
@@ -138,7 +142,9 @@ cHeiGenCache::cHeiGenCache(cTerrainHeightGen & a_HeiGenToCache, int a_CacheSize)
 cHeiGenCache::~cHeiGenCache()
 {
 	delete[] m_CacheData;
+	m_CacheData = NULL;
 	delete[] m_CacheOrder;
+	m_CacheOrder = NULL;
 }
 
 
@@ -228,7 +234,7 @@ bool cHeiGenCache::GetHeightAt(int a_ChunkX, int a_ChunkZ, int a_RelX, int a_Rel
 
 
 
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////////////
 // cHeiGenClassic:
 
 cHeiGenClassic::cHeiGenClassic(int a_Seed) :
@@ -247,9 +253,9 @@ float cHeiGenClassic::GetNoise(float x, float y)
 	float oct2 = m_Noise.CubicNoise2D(x * m_HeightFreq2, y * m_HeightFreq2) * m_HeightAmp2;
 	float oct3 = m_Noise.CubicNoise2D(x * m_HeightFreq3, y * m_HeightFreq3) * m_HeightAmp3;
 
-	float height = m_Noise.CubicNoise2D(x * 0.1f, y * 0.1f ) * 2;
+	float height = m_Noise.CubicNoise2D(x * 0.1f, y * 0.1f) * 2;
 
-	float flatness = ((m_Noise.CubicNoise2D(x * 0.5f, y * 0.5f) + 1.f) * 0.5f) * 1.1f; // 0 ... 1.5
+	float flatness = ((m_Noise.CubicNoise2D(x * 0.5f, y * 0.5f) + 1.f) * 0.5f) * 1.1f;  // 0 ... 1.5
 	flatness *= flatness * flatness;
 
 	return (oct1 + oct2 + oct3) * flatness + height;
@@ -261,7 +267,7 @@ float cHeiGenClassic::GetNoise(float x, float y)
 
 void cHeiGenClassic::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap & a_HeightMap)
 {
-	for (int z = 0; z < cChunkDef::Width; z++) 
+	for (int z = 0; z < cChunkDef::Width; z++)
 	{
 		const float zz = (float)(a_ChunkZ * cChunkDef::Width + z);
 		for (int x = 0; x < cChunkDef::Width; x++)
@@ -277,7 +283,7 @@ void cHeiGenClassic::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightM
 			{
 				hei = 250;
 			}
-			cChunkDef::SetHeight(a_HeightMap, x , z, hei);
+			cChunkDef::SetHeight(a_HeightMap, x, z, hei);
 		}  // for x
 	}  // for z
 }
@@ -300,7 +306,69 @@ void cHeiGenClassic::InitializeHeightGen(cIniFile & a_IniFile)
 
 
 
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////////////
+// cHeiGenMountains:
+
+cHeiGenMountains::cHeiGenMountains(int a_Seed) :
+	m_Seed(a_Seed),
+	m_Noise(a_Seed)
+{
+}
+
+
+
+
+
+void cHeiGenMountains::GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap & a_HeightMap)
+{
+	NOISE_DATATYPE StartX = (NOISE_DATATYPE)(a_ChunkX * cChunkDef::Width);
+	NOISE_DATATYPE EndX   = (NOISE_DATATYPE)(a_ChunkX * cChunkDef::Width + cChunkDef::Width - 1);
+	NOISE_DATATYPE StartZ = (NOISE_DATATYPE)(a_ChunkZ * cChunkDef::Width);
+	NOISE_DATATYPE EndZ   = (NOISE_DATATYPE)(a_ChunkZ * cChunkDef::Width + cChunkDef::Width - 1);
+	NOISE_DATATYPE Workspace[16 * 16];
+	NOISE_DATATYPE Noise[16 * 16];
+	NOISE_DATATYPE PerlinNoise[16 * 16];
+	m_Noise.Generate2D(Noise, 16, 16, StartX, EndX, StartZ, EndZ, Workspace);
+	m_Perlin.Generate2D(PerlinNoise, 16, 16, StartX, EndX, StartZ, EndZ, Workspace);
+	for (int z = 0; z < cChunkDef::Width; z++)
+	{
+		int IdxZ = z * cChunkDef::Width;
+		for (int x = 0; x < cChunkDef::Width; x++)
+		{
+			int idx = IdxZ + x;
+			int hei = 100 - (int)((Noise[idx] + PerlinNoise[idx]) * 15);
+			if (hei < 10)
+			{
+				hei = 10;
+			}
+			if (hei > 250)
+			{
+				hei = 250;
+			}
+			cChunkDef::SetHeight(a_HeightMap, x, z, hei);
+		}  // for x
+	}  // for z
+}
+
+
+
+
+
+void cHeiGenMountains::InitializeHeightGen(cIniFile & a_IniFile)
+{
+	// TODO: Read the params from an INI file
+	m_Noise.AddOctave(0.1f,  0.1f);
+	m_Noise.AddOctave(0.05f, 0.5f);
+	m_Noise.AddOctave(0.02f, 1.5f);
+
+	m_Perlin.AddOctave(0.01f, 1.5f);
+}
+
+
+
+
+
+////////////////////////////////////////////////////////////////////////////////
 // cHeiGenBiomal:
 
 const cHeiGenBiomal::sGenParam cHeiGenBiomal::m_GenParam[256] =