diff options
Diffstat (limited to 'src/Generating/DistortedHeightmap.h')
-rw-r--r-- | src/Generating/DistortedHeightmap.h | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/src/Generating/DistortedHeightmap.h b/src/Generating/DistortedHeightmap.h index 6d7007375..e6b3c9d3f 100644 --- a/src/Generating/DistortedHeightmap.h +++ b/src/Generating/DistortedHeightmap.h @@ -28,6 +28,13 @@ class cDistortedHeightmap : public cTerrainCompositionGen { public: + /// Structure used for storing block patterns for columns + struct sBlockInfo + { + BLOCKTYPE BlockType; + NIBBLETYPE BlockMeta; + } ; + cDistortedHeightmap(int a_Seed, cBiomeGen & a_BiomeGen); protected: @@ -46,6 +53,7 @@ protected: cPerlinNoise m_NoiseDistortX; cPerlinNoise m_NoiseDistortZ; cNoise m_OceanFloorSelect; ///< Used for selecting between dirt and sand on the ocean floor + cNoise m_MesaFloor; ///< Used for the floor of the clay blocks in mesa biomes int m_SeaLevel; NOISE_DATATYPE m_FrequencyX; @@ -69,7 +77,7 @@ 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]; @@ -78,7 +86,14 @@ protected: /// True if Initialize() has been called. Used to initialize-once even with multiple init entrypoints (HeiGen / CompoGen) bool m_IsInitialized; + /// The vertical pattern to be used for mesa biomes. Seed-dependant. + /// One Height of pattern and one Height of stone to avoid checking pattern dimensions + sBlockInfo m_MesaPattern[2 * cChunkDef::Height]; + + /// Initializes m_MesaPattern with a reasonable pattern of stained clay / hardened clay, based on the seed + void InitMesaPattern(int a_Seed); + /// Unless the LastChunk coords are equal to coords given, prepares the internal state (noise arrays, heightmap) void PrepareState(int a_ChunkX, int a_ChunkZ); @@ -97,6 +112,19 @@ protected: /// Reads the settings from the ini file. Skips reading if already initialized void Initialize(cIniFile & a_IniFile); + /// Composes a single column in a_ChunkDesc. Chooses what to do based on the biome in that column + void ComposeColumn(cChunkDesc & a_ChunkDesc, int a_RelX, int a_RelZ); + + /// Fills the specified column with the specified pattern; restarts the pattern when air is reached, + /// switches to ocean floor pattern if ocean is reached. Always adds bedrock at the very bottom. + void FillColumnPattern(cChunkDesc & a_ChunkDesc, int a_RelX, int a_RelZ, const sBlockInfo * a_Pattern); + + /// Fills the specified column with mesa pattern, based on the column height + void FillColumnMesa(cChunkDesc & a_ChunkDesc, int a_RelX, int a_RelZ); + + /// Returns the pattern to use for an ocean floor in the specified column + const sBlockInfo * ChooseOceanFloorPattern(int a_RelX, int a_RelZ); + // cTerrainHeightGen overrides: virtual void GenHeightMap(int a_ChunkX, int a_ChunkZ, cChunkDef::HeightMap & a_HeightMap) override; |