polysign.h

   1 #include <barvinok/polylib.h>
   2
   3 #if defined(__cplusplus)
   4 extern "C" {
   5 #endif
   6
   7 struct barvinok_options;
   8
   9 enum order_sign { order_lt, order_le, order_eq, order_ge, order_gt, order_unknown,
  10                   order_undefined };
  11
  12 /* Returns the sign of the affine function specified by T on the polyhedron D */
  13 enum order_sign polyhedron_affine_sign(Polyhedron *D, Matrix *T,
  14                                             struct barvinok_options *options);
  15 enum order_sign PL_polyhedron_affine_sign(Polyhedron *D, Matrix *T,
  16                                             struct barvinok_options *options);
  17 enum order_sign cdd_polyhedron_affine_sign(Polyhedron *D, Matrix *T,
  18                                             struct barvinok_options *options);
  19 enum order_sign cddf_polyhedron_affine_sign(Polyhedron *D, Matrix *T,
  20                                             struct barvinok_options *options);
  21 enum order_sign isl_polyhedron_affine_sign(Polyhedron *D, Matrix *T,
  22                                             struct barvinok_options *options);
  23
  24 enum lp_result { lp_ok = 0, lp_unbounded, lp_empty };
  25 enum lp_dir { lp_min, lp_max };
  26
  27 enum lp_result constraints_opt(Matrix *C, Value *obj, Value denom,
  28                                 enum lp_dir dir, Value *opt,
  29                                 struct barvinok_options *options);
  30 enum lp_result glpk_constraints_opt(Matrix *C, Value *obj, Value denom,
  31                                 enum lp_dir dir, Value *opt);
  32 enum lp_result PL_constraints_opt(Matrix *C, Value *obj, Value denom,
  33                                     enum lp_dir dir, Value *opt,
  34                                     unsigned MaxRays);
  35 enum lp_result cdd_constraints_opt(Matrix *C, Value *obj, Value denom,
  36                                 enum lp_dir dir, Value *opt);
  37 enum lp_result cddf_constraints_opt(Matrix *C, Value *obj, Value denom,
  38                                 enum lp_dir dir, Value *opt);
  39 enum lp_result pip_constraints_opt(Matrix *C, Value *obj, Value denom,
  40                                 enum lp_dir dir, Value *opt);
  41 enum lp_result isl_constraints_opt(Matrix *C, Value *obj, Value denom,
  42                                 enum lp_dir dir, Value *opt);
  43
  44 enum lp_result polyhedron_opt(Polyhedron *P, Value *obj, Value denom,
  45                                 enum lp_dir dir, Value *opt,
  46                                 struct barvinok_options *options);
  47 enum lp_result PL_polyhedron_opt(Polyhedron *P, Value *obj, Value denom,
  48                                 enum lp_dir dir, Value *opt);
  49
  50 #if defined(__cplusplus)
  51 }
  52 #endif