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authormadmaxoft@gmail.com <madmaxoft@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6>2013-03-19 16:10:00 +0100
committermadmaxoft@gmail.com <madmaxoft@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6>2013-03-19 16:10:00 +0100
commitb3b96d645ef9b09338c6f93bbe95100f3ce1a57d (patch)
tree7a27c4048661ef35a81e1ac389fb7307fca486c9
parentUpdated bindings for new cChunkDesc functions (diff)
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Diffstat (limited to '')
-rw-r--r--source/Generating/BioGen.cpp15
-rw-r--r--source/Generating/BioGen.h2
2 files changed, 11 insertions, 6 deletions
diff --git a/source/Generating/BioGen.cpp b/source/Generating/BioGen.cpp
index e5c863d75..40fa0de53 100644
--- a/source/Generating/BioGen.cpp
+++ b/source/Generating/BioGen.cpp
@@ -595,24 +595,27 @@ void cBioGenMultiStepMap::Distort(int a_BlockX, int a_BlockZ, int & a_DistortedX
void cBioGenMultiStepMap::BuildTemperatureHumidityMaps(int a_ChunkX, int a_ChunkZ, IntMap & a_TemperatureMap, IntMap & a_HumidityMap)
{
- for (int z = 0; z < cChunkDef::Width; z++)
+ // Linear interpolation over 8x8 blocks
+ for (int z = 0; z < 17; z += 8)
{
float NoiseCoordZ = (float)(a_ChunkZ * cChunkDef::Width + z) / m_LandBiomesSize;
- for (int x = 0; x < cChunkDef::Width; x++)
+ for (int x = 0; x < 17; x += 8)
{
float NoiseCoordX = (float)(a_ChunkX * cChunkDef::Width + x) / m_LandBiomesSize;
double NoiseT = m_Noise.CubicNoise3D( NoiseCoordX, NoiseCoordZ, 7000);
NoiseT += 0.5 * m_Noise.CubicNoise3D(2 * NoiseCoordX, 2 * NoiseCoordZ, 8000);
NoiseT += 0.1 * m_Noise.CubicNoise3D(8 * NoiseCoordX, 8 * NoiseCoordZ, 9000);
- a_TemperatureMap[x + 16 * z] = std::max(0, std::min(255, (int)(128 + NoiseT * 128)));
+ a_TemperatureMap[x + 17 * z] = std::max(0, std::min(255, (int)(128 + NoiseT * 128)));
double NoiseH = m_Noise.CubicNoise3D( NoiseCoordX, NoiseCoordZ, 9000);
NoiseH += 0.5 * m_Noise.CubicNoise3D(2 * NoiseCoordX, 2 * NoiseCoordZ, 5000);
NoiseH += 0.1 * m_Noise.CubicNoise3D(8 * NoiseCoordX, 8 * NoiseCoordZ, 1000);
- a_HumidityMap[x + 16 * z] = std::max(0, std::min(255, (int)(128 + NoiseH * 128)));
+ a_HumidityMap[x + 17 * z] = std::max(0, std::min(255, (int)(128 + NoiseH * 128)));
} // for x
} // for z
+ IntArrayLinearInterpolate2D(a_TemperatureMap, 17, 17, 8, 8);
+ IntArrayLinearInterpolate2D(a_HumidityMap, 17, 17, 8, 8);
}
@@ -643,6 +646,7 @@ void cBioGenMultiStepMap::DecideLandBiomes(cChunkDef::BiomeMap & a_BiomeMap, con
} ;
for (int z = 0; z < cChunkDef::Width; z++)
{
+ int idxZ = 17 * z;
for (int x = 0; x < cChunkDef::Width; x++)
{
if (cChunkDef::GetBiome(a_BiomeMap, x, z) != -1)
@@ -650,7 +654,7 @@ void cBioGenMultiStepMap::DecideLandBiomes(cChunkDef::BiomeMap & a_BiomeMap, con
// Already set before
continue;
}
- int idx = x + 16 * z;
+ int idx = idxZ + x;
int Temperature = a_TemperatureMap[idx] / 16; // -> [0..15] range
int Humidity = a_HumidityMap[idx] / 16; // -> [0..15] range
cChunkDef::SetBiome(a_BiomeMap, x, z, BiomeMap[Temperature + 16 * Humidity]);
@@ -680,6 +684,7 @@ void cBioGenMultiStepMap::FreezeWaterBiomes(cChunkDef::BiomeMap & a_BiomeMap, co
case biOcean: cChunkDef::SetBiome(a_BiomeMap, x, z, biFrozenOcean); break;
}
} // for x
+ idx += 1;
} // for z
}
diff --git a/source/Generating/BioGen.h b/source/Generating/BioGen.h
index 0df80967f..88ca3e438 100644
--- a/source/Generating/BioGen.h
+++ b/source/Generating/BioGen.h
@@ -183,7 +183,7 @@ protected:
float m_RiverWidthThreshold;
float m_LandBiomesSize;
- typedef int IntMap[256]; // x + 16 * z, expected trimmed into [0..255] range
+ typedef int IntMap[17 * 17]; // x + 17 * z, expected trimmed into [0..255] range
// cBiomeGen overrides:
virtual void GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap) override;