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/*
* RiverPlacer.h, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#pragma once
#include "Zone.h"
VCMI_LIB_NAMESPACE_BEGIN
class RiverPlacer: public Modificator
{
public:
MODIFICATOR(RiverPlacer);
void process() override;
void init() override;
char dump(const int3 &) override;
void addRiverNode(const int3 & node);
rmg::Area & riverSource();
rmg::Area & riverSink();
rmg::Area & riverProhibit();
protected:
void drawRivers();
void preprocess();
void connectRiver(const int3 & tile);
void prepareHeightmap();
private:
rmg::Area rivers;
rmg::Area source;
rmg::Area sink;
rmg::Area prohibit;
rmg::Tileset riverNodes;
rmg::Area deltaSink;
std::map<int3, int3> deltaPositions;
std::map<int3, int> deltaOrientations;
std::map<int3, int> heightMap;
};
VCMI_LIB_NAMESPACE_END
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