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#ifndef PREDICATES_H
#define PREDICATES_H
double orient2d(double* pa, double* pb, double* pc);
double orient2d(double ax, double ay, double bx, double by, double cx,
double cy);
double orient2dadapt(double *pa, double *pb, double *pc, double detsum);
double orient3d(double* pa, double* pb, double* pc, double* pd);
double incircle(double* pa, double* pb, double* pc, double* pd);
double incircle(double ax, double ay, double bx, double by, double cx,
double cy, double dx, double dy);
double insphere(double* pa, double* pb, double* pc, double* pd, double* pe);
extern const double resulterrbound,ccwerrboundA,ccwerrboundB,ccwerrboundC,
o3derrboundA,o3derrboundB,o3derrboundC,iccerrboundA,iccerrboundB,
iccerrboundC,isperrboundA,isperrboundB,isperrboundC;
#endif
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