lattice_point.h

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