TerrainGenerator.hxx

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#ifndef TERRAIN_GEN_HXX_
#define TERRAIN_GEN_HXX_
 
#include "../GameObjects/MapNode.hxx"
 
#include <map>
#include <vector>
 
struct BiomeData
{
  std::vector<std::string> terrain;            
  std::vector<std::string> water;              
  std::vector<std::string> waterDecoration;    
  std::vector<std::string> waterFloraLight;    
  std::vector<std::string> waterFloraMedium;   
  std::vector<std::string> waterFloraDense;    
  std::vector<std::string> terrainRocks;       
  std::vector<std::string> terrainDecoration;  
  std::vector<std::string> terrainFloraLight;  
  std::vector<std::string> terrainFloraMedium; 
  std::vector<std::string> terrainFloraDense;  
  std::vector<std::string> bushesLight;        
  std::vector<std::string> bushesMedium;       
  std::vector<std::string> bushesDense;        
  std::vector<std::string> treesLight;         
  std::vector<std::string> treesMedium;        
  std::vector<std::string> treesDense;         
};
 
struct TerrainSettings
{
  int mapSize = 128;
  int seed = 0;         
  int seaLevel = 3;     
  int maxHeight = 32;
  int treeDensity = 50; 
  int mountainAmplitude =
      10;              
  int waterAmount = 5; 
  int coasts =
      1; 
  int rivers = 1;              
  std::string biomes = "{}";   
  std::string advanced = "{}"; 
};
 
class TerrainGenerator
{
public:
  TerrainGenerator() = default;
  ~TerrainGenerator() = default;
 
  void generateTerrain(std::vector<MapNode> &mapNodes, std::vector<MapNode *> &mapNodesInDrawingOrder);
  void generateRiver(std::vector<MapNode> &mapNodes);
 
  void loadTerrainDataFromJSON();
 
private:
  TerrainSettings m_terrainSettings;
 
  std::map<std::string, BiomeData> m_biomeInformation; 
  std::vector<Point> m_riverSourceNodes;
};
 
#endif