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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef METAL_MAP_H
#define METAL_MAP_H
#include <vector>
#include "System/creg/creg_cond.h"
#include "Sim/Misc/GlobalConstants.h"
// Each square on metalmap is a 2x2 square on normal map.
const float METAL_MAP_SQUARE_SIZE = SQUARE_SIZE * 2;
class CMetalMap
{
CR_DECLARE(CMetalMap);
public:
/** Receiving a map over all metal, and creating a map over extraction. */
CMetalMap(const unsigned char* map, int sizeX, int sizeZ, float metalScale);
/** Frees the memory used by maps. */
virtual ~CMetalMap();
/** Returns the amount of metal over an area. */
float GetMetalAmount(int x1, int z1, int x2, int z2);
/** Returns the amount of metal on a single square. */
float GetMetalAmount(int x, int z);
/** Sets the amount of metal on a single square. */
void SetMetalAmount(int x, int z, float m);
/**
* Makes a request for extracting metal from a given square.
* If there is metal left to extract to the requested depth,
* the amount available will be returned and the requested
* depth will be sat as new extraction-depth on the extraction-map.
* If the requested depth is greater than the current
* extraction-depth 0.0 will be returned and nothing changed.
*/
float RequestExtraction(int x, int z, float toDepth);
/**
* When a extraction ends, the digged depth should be left
* back to the extraction-map. To be available for other
* extractors to use.
*/
void RemoveExtraction(int x, int z, float depth);
int GetMetalExtraction(int x, int z);
int GetSizeX() const { return sizeX; }
int GetSizeZ() const { return sizeZ; }
unsigned char metalPal[768];
std::vector<unsigned char> metalMap;
std::vector<float> extractionMap;
protected:
float metalScale;
int sizeX;
int sizeZ;
};
#endif /* METAL_MAP_H */
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