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