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authorAlexander Harkness <bearbin@gmail.com>2013-11-24 15:19:41 +0100
committerAlexander Harkness <bearbin@gmail.com>2013-11-24 15:19:41 +0100
commit675b4aa878f16291ce33fced48a2bc7425f635ae (patch)
tree409914df27a98f65adf866da669429c4de141b6f /source/Generating/BioGen.h
parentLineBlockTracer: Using the coord-based block faces. (diff)
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Diffstat (limited to 'source/Generating/BioGen.h')
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diff --git a/source/Generating/BioGen.h b/source/Generating/BioGen.h
deleted file mode 100644
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--- a/source/Generating/BioGen.h
+++ /dev/null
@@ -1,230 +0,0 @@
-
-// BioGen.h
-
-/*
-Interfaces to the various biome generators:
- - cBioGenConstant
- - cBioGenCheckerboard
- - cBioGenDistortedVoronoi
-*/
-
-
-
-
-
-#pragma once
-
-#include "ComposableGenerator.h"
-#include "../Noise.h"
-
-
-
-
-
-class cBioGenConstant :
- public cBiomeGen
-{
-public:
- cBioGenConstant(void) : m_Biome(biPlains) {}
-
-protected:
-
- EMCSBiome m_Biome;
-
- // cBiomeGen overrides:
- virtual void GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap) override;
- virtual void InitializeBiomeGen(cIniFile & a_IniFile) override;
-} ;
-
-
-
-
-
-/// A simple cache that stores N most recently generated chunks' biomes; N being settable upon creation
-class cBioGenCache :
- public cBiomeGen
-{
- typedef cBiomeGen super;
-
-public:
- cBioGenCache(cBiomeGen * a_BioGenToCache, int a_CacheSize); // Doesn't take ownership of a_BioGenToCache
- ~cBioGenCache();
-
-protected:
-
- cBiomeGen * m_BioGenToCache;
-
- struct sCacheData
- {
- int m_ChunkX;
- int m_ChunkZ;
- cChunkDef::BiomeMap m_BiomeMap;
- } ;
-
- // To avoid moving large amounts of data for the MRU behavior, we MRU-ize indices to an array of the actual data
- int m_CacheSize;
- int * m_CacheOrder; // MRU-ized order, indices into m_CacheData array
- sCacheData * m_CacheData; // m_CacheData[m_CacheOrder[0]] is the most recently used
-
- // Cache statistics
- int m_NumHits;
- int m_NumMisses;
- int m_TotalChain; // Number of cache items walked to get to a hit (only added for hits)
-
- virtual void GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap) override;
- virtual void InitializeBiomeGen(cIniFile & a_IniFile) override;
-} ;
-
-
-
-
-
-/// Base class for generators that use a list of available biomes. This class takes care of the list.
-class cBiomeGenList :
- public cBiomeGen
-{
- typedef cBiomeGen super;
-
-protected:
- // List of biomes that the generator is allowed to generate:
- typedef std::vector<EMCSBiome> EMCSBiomes;
- EMCSBiomes m_Biomes;
- int m_BiomesCount; // Pulled out of m_Biomes for faster access
-
- /// Parses the INI file setting string into m_Biomes.
- void InitializeBiomes(const AString & a_Biomes);
-} ;
-
-
-
-
-
-class cBioGenCheckerboard :
- public cBiomeGenList
-{
- typedef cBiomeGenList super;
-
-protected:
- int m_BiomeSize;
-
- // cBiomeGen overrides:
- virtual void GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap) override;
- virtual void InitializeBiomeGen(cIniFile & a_IniFile) override;
-} ;
-
-
-
-
-
-class cBioGenVoronoi :
- public cBiomeGenList
-{
- typedef cBiomeGenList super;
-
-public:
- cBioGenVoronoi(int a_Seed) :
- m_Noise(a_Seed)
- {
- }
-
-protected:
- int m_CellSize;
-
- cNoise m_Noise;
-
- // cBiomeGen overrides:
- virtual void GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap) override;
- virtual void InitializeBiomeGen(cIniFile & a_IniFile) override;
-
- EMCSBiome VoronoiBiome(int a_BlockX, int a_BlockZ);
-} ;
-
-
-
-
-
-class cBioGenDistortedVoronoi :
- public cBioGenVoronoi
-{
- typedef cBioGenVoronoi super;
-public:
- cBioGenDistortedVoronoi(int a_Seed) :
- cBioGenVoronoi(a_Seed)
- {
- }
-
-protected:
- // cBiomeGen overrides:
- virtual void GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap) override;
- virtual void InitializeBiomeGen(cIniFile & a_IniFile) override;
-
- /// Distorts the coords using a Perlin-like noise
- void Distort(int a_BlockX, int a_BlockZ, int & a_DistortedX, int & a_DistortedZ);
-} ;
-
-
-
-
-
-class cBioGenMultiStepMap :
- public cBiomeGen
-{
- typedef cBiomeGen super;
-
-public:
- cBioGenMultiStepMap(int a_Seed);
-
-protected:
- // Noises used for composing the perlin-noise:
- cNoise m_Noise1;
- cNoise m_Noise2;
- cNoise m_Noise3;
- cNoise m_Noise4;
- cNoise m_Noise5;
- cNoise m_Noise6;
-
- int m_Seed;
- int m_OceanCellSize;
- int m_MushroomIslandSize;
- int m_RiverCellSize;
- double m_RiverWidthThreshold;
- float m_LandBiomesSize;
-
- typedef int IntMap[17 * 17]; // x + 17 * z, expected trimmed into [0..255] range
- typedef double DblMap[17 * 17]; // x + 17 * z, expected trimmed into [0..1] range
-
- // cBiomeGen overrides:
- virtual void GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap) override;
- virtual void InitializeBiomeGen(cIniFile & a_IniFile) override;
-
- /** Step 1: Decides between ocean, land and mushroom, using a DistVoronoi with special conditions and post-processing for mushroom islands
- Sets biomes to biOcean, -1 (i.e. land), biMushroomIsland or biMushroomShore
- */
- void DecideOceanLandMushroom(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap);
-
- /** Step 2: Add rivers to the land
- Flips some "-1" biomes into biRiver
- */
- void AddRivers(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap);
-
- /** Step 3: Decide land biomes using a temperature / humidity map; freeze ocean / river in low temperatures.
- Flips all remaining "-1" biomes into land biomes. Also flips some biOcean and biRiver into biFrozenOcean, biFrozenRiver, based on temp map.
- */
- void ApplyTemperatureHumidity(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap);
-
- /// Distorts the coords using a Perlin-like noise, with a specified cell-size
- void Distort(int a_BlockX, int a_BlockZ, int & a_DistortedX, int & a_DistortedZ, int a_CellSize);
-
- /// Builds two Perlin-noise maps, one for temperature, the other for humidity. Trims both into [0..255] range
- void BuildTemperatureHumidityMaps(int a_ChunkX, int a_ChunkZ, IntMap & a_TemperatureMap, IntMap & a_HumidityMap);
-
- /// Flips all remaining "-1" biomes into land biomes using the two maps
- void DecideLandBiomes(cChunkDef::BiomeMap & a_BiomeMap, const IntMap & a_TemperatureMap, const IntMap & a_HumidityMap);
-
- /// Flips biOcean and biRiver into biFrozenOcean and biFrozenRiver if the temperature is too low
- void FreezeWaterBiomes(cChunkDef::BiomeMap & a_BiomeMap, const IntMap & a_TemperatureMap);
-} ;
-
-
-
-