#ifndef __voronoi_h
#define __voronoi_h

typedef struct sbod {
  long double x,y;
  struct shrany *hrany;
  struct sbod   *dalsi;
} SBOD;

typedef struct shrany {
  struct shrana *hrana;
  struct shrany *dalsi;
} SHRANY;

typedef struct sobal {
  SBOD *bod;
  struct sobal *dalsi;
} SOBAL;

typedef struct shrana {
  SBOD *bod1,*bod2;
  long double a,b,c;
  int prirustek;
  struct spbod *pbod1,*pbod2;
  struct shrana *dalsi;
} SHRANA;

typedef struct spbod {
  long double x,y;
  SHRANY *hrany;
  struct spbod *dalsi;
} SPBOD;

typedef struct {
  int x,y;
} BOD;

#define POCETBODU 100

#define VektorovySoucin(x1,y1,x2,y2,x3,y3) (((x2)-(x1))*((y3)-(y1))-((x3)-(x1))*((y2)-(y1)))

#endif