103 lines
1.9 KiB
C++
103 lines
1.9 KiB
C++
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// Caves.h
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// Interfaces to the various cave structure generators:
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// - cStructGenWormNestCaves
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// - cStructGenMarbleCaves
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// - cStructGenNetherCaves
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#pragma once
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#include "ComposableGenerator.h"
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#include "../Noise.h"
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class cStructGenMarbleCaves :
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public cStructureGen
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{
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public:
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cStructGenMarbleCaves(int a_Seed) : m_Seed(a_Seed) {}
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protected:
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int m_Seed;
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// cStructureGen override:
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virtual void GenStructures(cChunkDesc & a_ChunkDesc) override;
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} ;
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class cStructGenDualRidgeCaves :
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public cStructureGen
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{
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public:
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cStructGenDualRidgeCaves(int a_Seed, float a_Threshold) :
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m_Noise1(a_Seed),
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m_Noise2(2 * a_Seed + 19999),
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m_Seed(a_Seed),
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m_Threshold(a_Threshold)
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{
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}
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protected:
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cNoise m_Noise1;
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cNoise m_Noise2;
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int m_Seed;
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float m_Threshold;
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// cStructureGen override:
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virtual void GenStructures(cChunkDesc & a_ChunkDesc) override;
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} ;
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class cStructGenWormNestCaves :
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public cStructureGen
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{
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public:
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cStructGenWormNestCaves(int a_Seed, int a_Size = 64, int a_Grid = 96, int a_MaxOffset = 128) :
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m_Noise(a_Seed),
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m_Size(a_Size),
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m_Grid(a_Grid),
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m_MaxOffset(a_MaxOffset)
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{
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}
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~cStructGenWormNestCaves();
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protected:
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class cCaveSystem; // fwd: Caves.cpp
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typedef std::list<cCaveSystem *> cCaveSystems;
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cNoise m_Noise;
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int m_Size; // relative size of the cave systems' caves. Average number of blocks of each initial tunnel
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int m_MaxOffset; // maximum offset of the cave nest origin from the grid cell the nest belongs to
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int m_Grid; // average spacing of the nests
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cCaveSystems m_Cache;
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/// Clears everything from the cache
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void ClearCache(void);
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/// Returns all caves that *may* intersect the given chunk. All the caves are valid until the next call to this function.
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void GetCavesForChunk(int a_ChunkX, int a_ChunkZ, cCaveSystems & a_Caves);
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// cStructGen override:
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virtual void GenStructures(cChunkDesc & a_ChunkDesc) override;
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} ;
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