lattice_point.h

   1 #ifndef LATTICE_POINT_H
   2 #define LATTICE_POINT_H
   3
   4 #include <gmp.h>
   5 #include <barvinok/polylib.h>
   6
   7 #if defined(__cplusplus)
   8 extern "C" {
   9 #endif
  10
  11 evalue *fractional_part(Value *coef, Value denom, int nvar, Polyhedron *PD);
  12 evalue *ceiling(Value *coef, Value denom, int nvar, Polyhedron *PD);
  13
  14 #if defined(__cplusplus)
  15 }
  16 #endif
  17
  18 #if defined(__cplusplus)
  19
  20 #include <NTL/vec_ZZ.h>
  21 #include <NTL/mat_ZZ.h>
  22
  23 #ifdef NTL_STD_CXX
  24 using namespace NTL;
  25 #endif
  26
  27 struct barvinok_options;
  28
  29 evalue *multi_monom(vec_ZZ& p);
  30 int normal_mod(Value *coef, int len, Value *m);
  31 void lattice_point_fixed(Value *vertex, Value *vertex_res,
  32                          Matrix *Rays, Matrix *Rays_res,
  33                          Value *point);
  34 void lattice_points_fixed(Value *vertex, Value *vertex_res,
  35                           Matrix *Rays, Matrix *Rays_res, Matrix *points,
  36                           unsigned long det);
  37 void lattice_point(Param_Vertices *V, const mat_ZZ& rays, vec_ZZ& num,
  38                    evalue **E_vertex, barvinok_options *options);
  39
  40 /* This structure encodes the power of the term in a rational generating function.
  41  *
  42  * Either E == NULL or constant = 0
  43  * If E != NULL, then the power is          E
  44  * If E == NULL, then the power is          constant
  45  */
  46 struct term_info {
  47     evalue        **E;
  48     vec_ZZ          constant;
  49 };
  50
  51 void lattice_point(Param_Vertices* V, const mat_ZZ& rays, vec_ZZ& lambda,
  52     term_info* term, unsigned long det,
  53     barvinok_options *options);
  54
  55 #endif
  56
  57 #endif