flewkey/cuberite-2a
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Added an experimental height generator, Mountains.

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This commit is contained in:
madmaxoft 2014-06-09 23:40:51 +02:00
parent bead36f5ed
commit 9ff0ef87d4
2 changed files with 87 additions and 0 deletions
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66
src/Generating/HeiGen.cpp
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@ -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);
@ -300,6 +304,68 @@ 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:

21
src/Generating/HeiGen.h
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@ -106,6 +106,27 @@ protected:
class cHeiGenMountains :
public cTerrainHeightGen
{
public:
cHeiGenMountains(int a_Seed);
protected:
int m_Seed;
cRidgedMultiNoise m_Noise;
cPerlinNoise m_Perlin;
// cTerrainHeightGen overrides:
virtual void GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap & a_HeightMap) override;
virtual void InitializeHeightGen(cIniFile & a_IniFile) override;
} ;
class cHeiGenBiomal :
public cTerrainHeightGen
{