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author | Julian Laubstein <julianlaubstein@yahoo.de> | 2016-02-06 11:37:34 +0100 |
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committer | Julian Laubstein <julianlaubstein@yahoo.de> | 2016-02-06 11:37:34 +0100 |
commit | 6fdd7194c81be7234a126bdc3b48f0291fce3567 (patch) | |
tree | 7d5ac74b7385ce4ebf77588d80549c884c2b993c /src/Generating/BioGen.cpp | |
parent | Merge pull request #2958 from LogicParrot/fence (diff) | |
parent | Bulk clearing of whitespace (diff) | |
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Diffstat (limited to 'src/Generating/BioGen.cpp')
-rw-r--r-- | src/Generating/BioGen.cpp | 52 |
1 files changed, 26 insertions, 26 deletions
diff --git a/src/Generating/BioGen.cpp b/src/Generating/BioGen.cpp index ff8827511..4c58e8547 100644 --- a/src/Generating/BioGen.cpp +++ b/src/Generating/BioGen.cpp @@ -101,26 +101,26 @@ void cBioGenCache::GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a } // Found it in the cache size_t Idx = m_CacheOrder[i]; - + // Move to front: for (size_t j = i; j > 0; j--) { m_CacheOrder[j] = m_CacheOrder[j - 1]; } m_CacheOrder[0] = Idx; - + // Use the cached data: memcpy(a_BiomeMap, m_CacheData[Idx].m_BiomeMap, sizeof(a_BiomeMap)); - + m_NumHits++; m_TotalChain += i; return; } // for i - cache - + // Not in the cache: m_NumMisses++; m_BioGenToCache->GenBiomes(a_ChunkX, a_ChunkZ, a_BiomeMap); - + // Insert it as the first item in the MRU order: size_t Idx = m_CacheOrder[m_CacheSize - 1]; for (size_t i = m_CacheSize - 1; i > 0; i--) @@ -346,7 +346,7 @@ void cBioGenDistortedVoronoi::GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::B { int BaseZ = cChunkDef::Width * a_ChunkZ; int BaseX = cChunkDef::Width * a_ChunkX; - + // Distortions for linear interpolation: int DistortX[cChunkDef::Width + 1][cChunkDef::Width + 1]; int DistortZ[cChunkDef::Width + 1][cChunkDef::Width + 1]; @@ -354,10 +354,10 @@ void cBioGenDistortedVoronoi::GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::B { Distort(BaseX + x * 4, BaseZ + z * 4, DistortX[4 * x][4 * z], DistortZ[4 * x][4 * z]); } - + LinearUpscale2DArrayInPlace<cChunkDef::Width + 1, cChunkDef::Width + 1, 4, 4>(&DistortX[0][0]); LinearUpscale2DArrayInPlace<cChunkDef::Width + 1, cChunkDef::Width + 1, 4, 4>(&DistortZ[0][0]); - + for (int z = 0; z < cChunkDef::Width; z++) { for (int x = 0; x < cChunkDef::Width; x++) @@ -391,7 +391,7 @@ void cBioGenDistortedVoronoi::Distort(int a_BlockX, int a_BlockZ, int & a_Distor double NoiseZ = m_Noise.CubicNoise3D(static_cast<float>(a_BlockX / m_CellSize), static_cast<float>(a_BlockZ / m_CellSize), 4000); NoiseZ += 0.5 * m_Noise.CubicNoise3D(2 * static_cast<float>(a_BlockX / m_CellSize), 2 * static_cast<float>(a_BlockZ / m_CellSize), 5000); NoiseZ += 0.08 * m_Noise.CubicNoise3D(16 * static_cast<float>(a_BlockX / m_CellSize), 16 * static_cast<float>(a_BlockZ / m_CellSize), 6000); - + a_DistortedX = a_BlockX + static_cast<int>(m_CellSize * 0.5 * NoiseX); a_DistortedZ = a_BlockZ + static_cast<int>(m_CellSize * 0.5 * NoiseZ); } @@ -450,7 +450,7 @@ void cBioGenMultiStepMap::GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::Biome void cBioGenMultiStepMap::DecideOceanLandMushroom(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap) { // Distorted Voronoi over 3 biomes, with mushroom having only a special occurence. - + // Prepare a distortion lookup table, by distorting a 5x5 area and using that as 1:4 zoom (linear interpolate): int BaseZ = cChunkDef::Width * a_ChunkZ; int BaseX = cChunkDef::Width * a_ChunkX; @@ -463,7 +463,7 @@ void cBioGenMultiStepMap::DecideOceanLandMushroom(int a_ChunkX, int a_ChunkZ, cC } LinearUpscale2DArrayInPlace<cChunkDef::Width + 1, cChunkDef::Width + 1, 4, 4>(&DistortX[0][0]); LinearUpscale2DArrayInPlace<cChunkDef::Width + 1, cChunkDef::Width + 1, 4, 4>(&DistortZ[0][0]); - + // Prepare a 9x9 area of neighboring cell seeds // (assuming that 7x7 cell area is larger than a chunk being generated) const int NEIGHBORHOOD_SIZE = 4; // How many seeds in each direction to check @@ -487,7 +487,7 @@ void cBioGenMultiStepMap::DecideOceanLandMushroom(int a_ChunkX, int a_ChunkZ, cC SeedV[xc][zc] = (((m_Noise6.IntNoise3DInt(RealCellX, RealCellX - RealCellZ + 1000, RealCellZ) / 11) % 256) > 90) ? biOcean : (biInvalidBiome); } // for z } // for x - + for (int xc = 1; xc < 2 * NEIGHBORHOOD_SIZE; xc++) for (int zc = 1; zc < 2 * NEIGHBORHOOD_SIZE; zc++) { if ( @@ -505,7 +505,7 @@ void cBioGenMultiStepMap::DecideOceanLandMushroom(int a_ChunkX, int a_ChunkZ, cC SeedV[xc][zc] = biMushroomIsland; } } - + // For each column find the nearest distorted cell and use its value as the biome: int MushroomOceanThreshold = m_OceanCellSize * m_OceanCellSize * m_MushroomIslandSize / 1024; int MushroomShoreThreshold = m_OceanCellSize * m_OceanCellSize * m_MushroomIslandSize / 2048; @@ -562,13 +562,13 @@ void cBioGenMultiStepMap::AddRivers(int a_ChunkX, int a_ChunkZ, cChunkDef::Biome // Biome already set, skip this column continue; } - + float NoiseCoordX = static_cast<float>(a_ChunkX * cChunkDef::Width + x) / m_RiverCellSize; - + double Noise = m_Noise1.CubicNoise2D( NoiseCoordX, NoiseCoordZ); Noise += 0.5 * m_Noise3.CubicNoise2D(2 * NoiseCoordX, 2 * NoiseCoordZ); Noise += 0.1 * m_Noise5.CubicNoise2D(8 * NoiseCoordX, 8 * NoiseCoordZ); - + if ((Noise > 0) && (Noise < m_RiverWidthThreshold)) { cChunkDef::SetBiome(a_BiomeMap, x, z, biRiver); @@ -586,7 +586,7 @@ void cBioGenMultiStepMap::ApplyTemperatureHumidity(int a_ChunkX, int a_ChunkZ, c IntMap TemperatureMap; IntMap HumidityMap; BuildTemperatureHumidityMaps(a_ChunkX, a_ChunkZ, TemperatureMap, HumidityMap); - + FreezeWaterBiomes(a_BiomeMap, TemperatureMap); DecideLandBiomes(a_BiomeMap, TemperatureMap, HumidityMap); } @@ -603,7 +603,7 @@ void cBioGenMultiStepMap::Distort(int a_BlockX, int a_BlockZ, int & a_DistortedX double NoiseZ = m_Noise6.CubicNoise2D( static_cast<float>(a_BlockX / a_CellSize), static_cast<float>(a_BlockZ / a_CellSize)); NoiseZ += 0.5 * m_Noise5.CubicNoise2D(2 * static_cast<float>(a_BlockX / a_CellSize), 2 * static_cast<float>(a_BlockZ / a_CellSize)); NoiseZ += 0.1 * m_Noise4.CubicNoise2D(16 * static_cast<float>(a_BlockX / a_CellSize), 16 * static_cast<float>(a_BlockZ / a_CellSize)); - + a_DistortedX = a_BlockX + static_cast<int>(a_CellSize * 0.5 * NoiseX); a_DistortedZ = a_BlockZ + static_cast<int>(a_CellSize * 0.5 * NoiseZ); } @@ -623,7 +623,7 @@ void cBioGenMultiStepMap::BuildTemperatureHumidityMaps(int a_ChunkX, int a_Chunk for (int x = 0; x < 17; x += 8) { float NoiseCoordX = static_cast<float>(a_ChunkX * cChunkDef::Width + x) / m_LandBiomesSize; - + double NoiseT = m_Noise1.CubicNoise2D( NoiseCoordX, NoiseCoordZ); NoiseT += 0.5 * m_Noise2.CubicNoise2D(2 * NoiseCoordX, 2 * NoiseCoordZ); NoiseT += 0.1 * m_Noise3.CubicNoise2D(8 * NoiseCoordX, 8 * NoiseCoordZ); @@ -637,7 +637,7 @@ void cBioGenMultiStepMap::BuildTemperatureHumidityMaps(int a_ChunkX, int a_Chunk } // for z LinearUpscale2DArrayInPlace<17, 17, 8, 8>(TemperatureMap); LinearUpscale2DArrayInPlace<17, 17, 8, 8>(HumidityMap); - + // Re-map into integral values in [0 .. 255] range: for (size_t idx = 0; idx < ARRAYCOUNT(a_TemperatureMap); idx++) { @@ -756,7 +756,7 @@ void cBioGenTwoLevel::GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap { int BaseZ = cChunkDef::Width * a_ChunkZ; int BaseX = cChunkDef::Width * a_ChunkX; - + // Distortions for linear interpolation: int DistortX[cChunkDef::Width + 1][cChunkDef::Width + 1]; int DistortZ[cChunkDef::Width + 1][cChunkDef::Width + 1]; @@ -770,14 +770,14 @@ void cBioGenTwoLevel::GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap double NoiseZ = m_AmpZ1 * m_Noise4.CubicNoise2D(BlockX * m_FreqZ1, BlockZ * m_FreqZ1); NoiseZ += m_AmpZ2 * m_Noise5.CubicNoise2D(BlockX * m_FreqZ2, BlockZ * m_FreqZ2); NoiseZ += m_AmpZ3 * m_Noise6.CubicNoise2D(BlockX * m_FreqZ3, BlockZ * m_FreqZ3); - + DistortX[4 * x][4 * z] = static_cast<int>(BlockX + NoiseX); DistortZ[4 * x][4 * z] = static_cast<int>(BlockZ + NoiseZ); } - + LinearUpscale2DArrayInPlace<cChunkDef::Width + 1, cChunkDef::Width + 1, 4, 4>(&DistortX[0][0]); LinearUpscale2DArrayInPlace<cChunkDef::Width + 1, cChunkDef::Width + 1, 4, 4>(&DistortZ[0][0]); - + // Apply distortion to each block coord, then query the voronoi maps for biome group and biome index and choose biome based on that: for (int z = 0; z < cChunkDef::Width; z++) { @@ -804,7 +804,7 @@ EMCSBiome cBioGenTwoLevel::SelectBiome(int a_BiomeGroup, size_t a_BiomeIdx, int EMCSBiome InnerBiome; EMCSBiome OuterBiome; } ; - + static BiomeLevels bgOcean[] = { { biOcean, biOcean, }, @@ -941,7 +941,7 @@ public: cBioGenGrown(int a_Seed) { auto FinalRivers = - + std::make_shared<cIntGenChoice<2, 7>>(a_Seed + 12) | MakeIntGen<cIntGenZoom <10>>(a_Seed + 11) | MakeIntGen<cIntGenSmooth<8>>(a_Seed + 6) |