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Added new biomes to old height generators. 

Now Biomal and DistortedHeight generators will work with new biomes.
master
madmaxoft 2013-11-28 21:15:50 +01:00
parent 41175b5549
commit 95ab73e4ed
4 changed files with 179 additions and 39 deletions
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88
src/Generating/DistortedHeightmap.cpp
View File

@ -21,7 +21,7 @@ Usually you'd want to keep both numbers the same.
The numbers are "relative", not absolute maximum; overhangs of a slightly larger size are possible
due to the way that noise is calculated.
*/
const cDistortedHeightmap::sGenParam cDistortedHeightmap::m_GenParam[biNumBiomes] =
const cDistortedHeightmap::sGenParam cDistortedHeightmap::m_GenParam[256] =
{
/* Biome | AmpX | AmpZ */
/* biOcean */ { 1.5f, 1.5f},
@ -46,8 +46,70 @@ const cDistortedHeightmap::sGenParam cDistortedHeightmap::m_GenParam[biNumBiomes
/* biForestHills */ { 6.0f, 6.0f},
/* biTaigaHills */ { 8.0f, 8.0f},
/* biExtremeHillsEdge */ { 7.0f, 7.0f},
/* biJungle */ { 0.0f, 0.0f},
/* biJungle */ { 4.0f, 4.0f},
/* biJungleHills */ { 8.0f, 8.0f},
/* biJungleEdge */ { 3.0f, 3.0f}, // 23
/* biDeepOcean */ { 1.0f, 1.0f}, // 24
/* biStoneBeach */ { 1.0f, 1.0f}, // 25
/* biColdBeach */ { 1.0f, 1.0f}, // 26
/* biBirchForest */ { 3.0f, 3.0f}, // 27
/* biBirchForestHills */ { 6.0f, 6.0f}, // 28
/* biRoofedForest */ { 3.0f, 3.0f}, // 29
/* biColdTaiga */ { 0.5f, 0.5f}, // 30
/* biColdTaigaHills */ { 4.0f, 4.0f}, // 31
/* biMegaTaiga */ { 1.0f, 1.0f}, // 32
/* biMegaTaigaHills */ { 4.0f, 4.0f}, // 33
/* biExtremeHillsPlus */ {32.0f, 32.0f}, // 34 - anyone say extreme plus? Make it extreme plus, then :)
/* biSavanna */ { 2.0f, 2.0f}, // 35
/* biSavannaPlateau */ { 3.0f, 3.0f}, // 36
/* biMesa */ { 3.0f, 3.0f}, // 37
/* biMesaPlateauF */ { 3.0f, 3.0f}, // 38
/* biMesaPlateau */ { 3.0f, 3.0f}, // 39
// biomes 40 .. 128 are unused, 89 empty placeholders here:
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 40 .. 49
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 50 .. 59
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 60 .. 69
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 70 .. 79
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 80 .. 89
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 90 .. 99
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 100 .. 109
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 110 .. 119
{}, {}, {}, {}, {}, {}, {}, {}, {}, // 120 .. 128
// Release 1.7 /* biome variants:
/* biSunflowerPlains */ { 1.0f, 1.0f}, // 129
/* biDesertM */ { 1.0f, 1.0f}, // 130
/* biExtremeHillsM */ {16.0f, 16.0f}, // 131
/* biFlowerForest */ { 4.0f, 4.0f}, // 132
/* biTaigaM */ { 3.0f, 3.0f}, // 133
/* biSwamplandM */ { 0.0f, 0.0f}, // 134
// Biomes 135 .. 139 unused, 5 empty placeholders here:
{}, {}, {}, {}, {}, // 135 .. 139
/* biIcePlainsSpikes */ { 1.0f, 1.0f}, // 140
// Biomes 141 .. 148 unused, 8 empty placeholders here:
{}, {}, {}, {}, {}, {}, {}, {}, // 141 .. 148
/* biJungleM */ { 4.0f, 4.0f}, // 149
{}, // 150
/* biJungleEdgeM */ { 3.0f, 3.0f}, // 151
{}, {}, {}, // 152 .. 154
/* biBirchForestM */ { 3.0f, 3.0f}, // 155
/* biBirchForestHillsM */ { 5.0f, 5.0f}, // 156
/* biRoofedForestM */ { 2.0f, 2.0f}, // 157
/* biColdTaigaM */ { 1.0f, 1.0f}, // 158
{}, // 159
/* biMegaSpruceTaiga */ { 3.0f, 3.0f}, // 160
/* biMegaSpruceTaigaHills */ { 3.0f, 3.0f}, // 161
/* biExtremeHillsPlusM */ {32.0f, 32.0f}, // 162
/* biSavannaM */ { 2.0f, 2.0f}, // 163
/* biSavannaPlateauM */ { 3.0f, 3.0f}, // 164
/* biMesaBryce */ { 0.5f, 0.5f}, // 165
/* biMesaPlateauFM */ { 3.0f, 3.0f}, // 166
/* biMesaPlateauM */ { 3.0f, 3.0f}, // 167
} ;
@ -60,7 +122,8 @@ cDistortedHeightmap::cDistortedHeightmap(int a_Seed, cBiomeGen & a_BiomeGen) :
m_OceanFloorSelect(a_Seed + 3000),
m_BiomeGen(a_BiomeGen),
m_UnderlyingHeiGen(a_Seed, a_BiomeGen),
m_HeightGen(m_UnderlyingHeiGen, 64)
m_HeightGen(m_UnderlyingHeiGen, 64),
m_IsInitialized(false)
{
m_NoiseDistortX.AddOctave((NOISE_DATATYPE)1, (NOISE_DATATYPE)0.5);
m_NoiseDistortX.AddOctave((NOISE_DATATYPE)0.5, (NOISE_DATATYPE)1);
@ -394,7 +457,7 @@ void cDistortedHeightmap::UpdateDistortAmps(void)
void cDistortedHeightmap::GetDistortAmpsAt(BiomeNeighbors & a_Neighbors, int a_RelX, int a_RelZ, NOISE_DATATYPE & a_DistortAmpX, NOISE_DATATYPE & a_DistortAmpZ)
{
// Sum up how many biomes of each type there are in the neighborhood:
int BiomeCounts[biNumBiomes];
int BiomeCounts[256];
memset(BiomeCounts, 0, sizeof(BiomeCounts));
int Sum = 0;
for (int z = -8; z <= 8; z++)
@ -409,10 +472,6 @@ void cDistortedHeightmap::GetDistortAmpsAt(BiomeNeighbors & a_Neighbors, int a_R
int IdxX = FinalX / cChunkDef::Width;
int ModX = FinalX % cChunkDef::Width;
EMCSBiome Biome = cChunkDef::GetBiome(a_Neighbors[IdxX][IdxZ], ModX, ModZ);
if ((Biome < 0) || (Biome >= ARRAYCOUNT(BiomeCounts)))
{
continue;
}
int WeightX = 9 - abs(x);
BiomeCounts[Biome] += WeightX + WeightZ;
Sum += WeightX + WeightZ;
@ -432,6 +491,19 @@ void cDistortedHeightmap::GetDistortAmpsAt(BiomeNeighbors & a_Neighbors, int a_R
NOISE_DATATYPE AmpZ = 0;
for (unsigned int i = 0; i < ARRAYCOUNT(BiomeCounts); i++)
{
if (BiomeCounts[i] <= 0)
{
continue;
}
/*
// Sanity checks for biome parameters, enable them to check the biome param table in runtime (slow):
ASSERT(m_GenParam[i].m_DistortAmpX >= 0);
ASSERT(m_GenParam[i].m_DistortAmpX < 100);
ASSERT(m_GenParam[i].m_DistortAmpX >= 0);
ASSERT(m_GenParam[i].m_DistortAmpX < 100);
*/
AmpX += BiomeCounts[i] * m_GenParam[i].m_DistortAmpX;
AmpZ += BiomeCounts[i] * m_GenParam[i].m_DistortAmpZ;
}

2
src/Generating/DistortedHeightmap.h
View File

@ -69,7 +69,7 @@ protected:
NOISE_DATATYPE m_DistortAmpX;
NOISE_DATATYPE m_DistortAmpZ;
} ;
static const sGenParam m_GenParam[biNumBiomes];
static const sGenParam m_GenParam[256];
// Distortion amplitudes for each direction, before linear upscaling
NOISE_DATATYPE m_DistortAmpX[DIM_X * DIM_Z];

82
src/Generating/HeiGen.cpp
View File

@ -229,11 +229,11 @@ void cHeiGenClassic::InitializeHeightGen(cIniFile & a_IniFile)
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// cHeiGenBiomal:
const cHeiGenBiomal::sGenParam cHeiGenBiomal::m_GenParam[biNumBiomes] =
const cHeiGenBiomal::sGenParam cHeiGenBiomal::m_GenParam[256] =
{
/* Fast-changing | Middle-changing | Slow-changing |*/
/* Biome | Freq1 | Amp1 | Freq2 | Amp2 | Freq3 | Amp3 | BaseHeight */
/* biOcean */ { 0.1f, 2.0f, 0.05f, 12.0f, 0.01f, 10.0f, 40},
/* biOcean */ { 0.1f, 2.0f, 0.05f, 10.0f, 0.01f, 8.0f, 50},
/* biPlains */ { 0.1f, 1.0f, 0.05f, 1.5f, 0.01f, 4.0f, 68},
/* biDesert */ { 0.1f, 1.0f, 0.05f, 1.5f, 0.01f, 4.0f, 68},
/* biExtremeHills */ { 0.2f, 4.0f, 0.05f, 20.0f, 0.01f, 16.0f, 100},
@ -256,6 +256,67 @@ const cHeiGenBiomal::sGenParam cHeiGenBiomal::m_GenParam[biNumBiomes] =
/* biExtremeHillsEdge */ { 0.2f, 3.0f, 0.05f, 16.0f, 0.01f, 12.0f, 80},
/* biJungle */ { 0.1f, 3.0f, 0.05f, 6.0f, 0.01f, 6.0f, 70},
/* biJungleHills */ { 0.2f, 3.0f, 0.05f, 12.0f, 0.01f, 10.0f, 80},
/* biJungleEdge */ { 0.1f, 3.0f, 0.05f, 6.0f, 0.01f, 6.0f, 70},
/* biDeepOcean */ { 0.1f, 2.0f, 0.05f, 12.0f, 0.01f, 10.0f, 40},
/* biStoneBeach */ { 0.1f, 2.0f, 0.05f, 12.0f, 0.01f, 10.0f, 40},
/* biColdBeach */ { 0.1f, 0.5f, 0.05f, 1.0f, 0.01f, 1.0f, 64},
/* biBirchForest */ { 0.1f, 1.0f, 0.05f, 2.0f, 0.01f, 4.0f, 70},
/* biBirchForestHills */ { 0.2f, 2.0f, 0.05f, 10.0f, 0.01f, 8.0f, 80},
/* biRoofedForest */ { 0.1f, 1.0f, 0.05f, 2.0f, 0.01f, 4.0f, 70},
/* biColdTaiga */ { 0.1f, 1.0f, 0.05f, 2.0f, 0.01f, 4.0f, 70},
/* biColdTaigaHills */ { 0.2f, 2.0f, 0.05f, 10.0f, 0.01f, 8.0f, 80},
/* biMegaTaiga */ { 0.1f, 1.0f, 0.05f, 2.0f, 0.01f, 4.0f, 70},
/* biMegaTaigaHills */ { 0.2f, 2.0f, 0.05f, 10.0f, 0.01f, 8.0f, 80},
/* biExtremeHillsPlus */ { 0.2f, 4.0f, 0.05f, 20.0f, 0.01f, 16.0f, 120},
/* biSavanna */ { 0.1f, 1.0f, 0.05f, 1.5f, 0.01f, 4.0f, 68},
/* biSavannaPlateau */ { 0.1f, 1.0f, 0.05f, 1.5f, 0.01f, 4.0f, 80},
/* biMesa */ { 0.2f, 2.0f, 0.05f, 10.0f, 0.01f, 8.0f, 80},
/* biMesaPlateauF */ { 0.1f, 1.0f, 0.05f, 1.5f, 0.01f, 4.0f, 80},
/* biMesaPlateau */ { 0.1f, 1.0f, 0.05f, 1.5f, 0.01f, 4.0f, 80},
// biomes 40 .. 128 are unused, 89 empty placeholders here:
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 40 .. 49
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 50 .. 59
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 60 .. 69
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 70 .. 79
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 80 .. 89
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 90 .. 99
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 100 .. 109
{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, // 110 .. 119
{}, {}, {}, {}, {}, {}, {}, {}, {}, // 120 .. 128
/* biSunflowerPlains */ { 0.1f, 2.0f, 0.05f, 12.0f, 0.01f, 10.0f, 40}, // 129
/* biDesertM */ { 0.1f, 2.0f, 0.05f, 12.0f, 0.01f, 10.0f, 40}, // 130
/* biExtremeHillsM */ { 0.1f, 2.0f, 0.05f, 12.0f, 0.01f, 10.0f, 40}, // 131
/* biFlowerForest */ { 0.1f, 2.0f, 0.05f, 12.0f, 0.01f, 10.0f, 40}, // 132
/* biTaigaM */ { 0.1f, 2.0f, 0.05f, 12.0f, 0.01f, 10.0f, 40}, // 133
/* biSwamplandM */ { 0.1f, 2.0f, 0.05f, 12.0f, 0.01f, 10.0f, 40}, // 134
// Biomes 135 .. 139 unused, 5 empty placeholders here:
{}, {}, {}, {}, {}, // 135 .. 139
/* biIcePlainsSpikes */ { 0.1f, 2.0f, 0.05f, 12.0f, 0.01f, 10.0f, 40}, // 140
// Biomes 141 .. 148 unused, 8 empty placeholders here:
{}, {}, {}, {}, {}, {}, {}, {}, // 141 .. 148
/* biJungleM */ { 0.1f, 3.0f, 0.05f, 6.0f, 0.01f, 6.0f, 70}, // 149
{}, // 150
/* biJungleEdgeM */ { 0.1f, 3.0f, 0.05f, 6.0f, 0.01f, 6.0f, 70}, // 151
{}, {}, {}, // 152 .. 154
/* biBirchForestM */ { 0.1f, 1.0f, 0.05f, 2.0f, 0.01f, 4.0f, 70}, // 155
/* biBirchForestHillsM */ { 0.2f, 2.0f, 0.05f, 10.0f, 0.01f, 8.0f, 80}, // 156
/* biRoofedForestM */ { 0.1f, 1.0f, 0.05f, 2.0f, 0.01f, 4.0f, 70}, // 157
/* biColdTaigaM */ { 0.1f, 1.0f, 0.05f, 2.0f, 0.01f, 4.0f, 70}, // 158
{}, // 159
/* biMegaSpruceTaiga */ { 0.1f, 1.0f, 0.05f, 2.0f, 0.01f, 4.0f, 70}, // 160
/* biMegaSpruceTaigaHills */ { 0.2f, 2.0f, 0.05f, 10.0f, 0.01f, 8.0f, 80}, // 161
/* biExtremeHillsPlusM */ { 0.2f, 4.0f, 0.05f, 20.0f, 0.01f, 16.0f, 120}, // 162
/* biSavannaM */ { 0.1f, 1.0f, 0.05f, 1.5f, 0.01f, 4.0f, 68}, // 163
/* biSavannaPlateauM */ { 0.1f, 1.0f, 0.05f, 1.5f, 0.01f, 4.0f, 80}, // 164
/* biMesaBryce */ { 0.2f, 2.0f, 0.05f, 10.0f, 0.01f, 8.0f, 80}, // 165
/* biMesaPlateauFM */ { 0.1f, 1.0f, 0.05f, 1.5f, 0.01f, 4.0f, 80}, // 166
/* biMesaPlateauM */ { 0.1f, 1.0f, 0.05f, 1.5f, 0.01f, 4.0f, 80}, // 167
} ;
@ -333,7 +394,7 @@ void cHeiGenBiomal::InitializeHeightGen(cIniFile & a_IniFile)
NOISE_DATATYPE cHeiGenBiomal::GetHeightAt(int a_RelX, int a_RelZ, int a_ChunkX, int a_ChunkZ, const cHeiGenBiomal::BiomeNeighbors & a_BiomeNeighbors)
{
// Sum up how many biomes of each type there are in the neighborhood:
int BiomeCounts[biNumBiomes];
int BiomeCounts[256];
memset(BiomeCounts, 0, sizeof(BiomeCounts));
int Sum = 0;
for (int z = -8; z <= 8; z++)
@ -348,10 +409,6 @@ NOISE_DATATYPE cHeiGenBiomal::GetHeightAt(int a_RelX, int a_RelZ, int a_ChunkX,
int IdxX = FinalX / cChunkDef::Width;
int ModX = FinalX % cChunkDef::Width;
EMCSBiome Biome = cChunkDef::GetBiome(a_BiomeNeighbors[IdxX][IdxZ], ModX, ModZ);
if ((Biome < 0) || (Biome >= ARRAYCOUNT(BiomeCounts)))
{
continue;
}
int WeightX = 9 - abs(x);
BiomeCounts[Biome] += WeightX + WeightZ;
Sum += WeightX + WeightZ;
@ -370,6 +427,17 @@ NOISE_DATATYPE cHeiGenBiomal::GetHeightAt(int a_RelX, int a_RelZ, int a_ChunkX,
{
continue;
}
/*
// Sanity checks for biome parameters, enable them to check the biome param table in runtime (slow):
ASSERT(m_GenParam[i].m_HeightFreq1 >= 0);
ASSERT(m_GenParam[i].m_HeightFreq1 < 1000);
ASSERT(m_GenParam[i].m_HeightFreq2 >= 0);
ASSERT(m_GenParam[i].m_HeightFreq2 < 1000);
ASSERT(m_GenParam[i].m_HeightFreq3 >= 0);
ASSERT(m_GenParam[i].m_HeightFreq3 < 1000);
*/
NOISE_DATATYPE oct1 = m_Noise.CubicNoise2D(BlockX * m_GenParam[i].m_HeightFreq1, BlockZ * m_GenParam[i].m_HeightFreq1) * m_GenParam[i].m_HeightAmp1;
NOISE_DATATYPE oct2 = m_Noise.CubicNoise2D(BlockX * m_GenParam[i].m_HeightFreq2, BlockZ * m_GenParam[i].m_HeightFreq2) * m_GenParam[i].m_HeightAmp2;
NOISE_DATATYPE oct3 = m_Noise.CubicNoise2D(BlockX * m_GenParam[i].m_HeightFreq3, BlockZ * m_GenParam[i].m_HeightFreq3) * m_GenParam[i].m_HeightAmp3;

2
src/Generating/HeiGen.h
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@ -131,7 +131,7 @@ protected:
float m_HeightFreq3, m_HeightAmp3;
float m_BaseHeight;
} ;
static const sGenParam m_GenParam[biNumBiomes];
static const sGenParam m_GenParam[256];
// cTerrainHeightGen overrides:
virtual void GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap & a_HeightMap) override;