path: root/source/Generating/MineShafts.h

// MineShafts.h

// Declares the cStructGenMineShafts class representing the structure generator for abandoned mineshafts





#pragma once

#include "ComposableGenerator.h"
#include "../Noise.h"





class cStructGenMineShafts :
	public cStructureGen
{
public:
	cStructGenMineShafts(int a_Seed, int a_GridSize, int a_MaxSystemSize);
	
	virtual ~cStructGenMineShafts();
	
protected:
	friend class cMineShaft;
	friend class cMineShaftDirtRoom;
	friend class cMineShaftCorridor;
	friend class cMineShaftCrossing;
	friend class cMineShaftStaircase;
	class cMineShaftSystem;  // fwd: MineShafts.cpp
	typedef std::list<cMineShaftSystem *> cMineShaftSystems;
	
	cNoise            m_Noise;
	int               m_GridSize;       ///< Average spacing of the systems
	int               m_MaxSystemSize;  ///< Maximum blcok size of a mineshaft system
	cMineShaftSystems m_Cache;          ///< Cache of the most recently used systems. MoveToFront used.
	
	/// Clears everything from the cache
	void ClearCache(void);
	
	/** Returns all systems that *may* intersect the given chunk.
	All the systems are valid until the next call to this function (which may delete some of the pointers).
	*/
	void GetMineShaftSystemsForChunk(int a_ChunkX, int a_ChunkZ, cMineShaftSystems & a_MineShaftSystems);

	// cStructureGen overrides:
	virtual void GenStructures(cChunkDesc & a_ChunkDesc) override;
} ;