polyhedron_remove_redundant_equalities.c

   1 /*
   2  * Copyright 2016      Sven Verdoolaege
   3  *
   4  * Use of this software is governed by the MIT license
   5  *
   6  * Written by Sven Verdoolaege.
   7  */
   8
   9 /* This program takes a (possibly parametric) polyhedron as input and
  10  * prints print a full-dimensional polyhedron with the same number
  11  * of integer points.
  12  */
  13
  14 #include <isl/options.h>
  15 #include <isl/printer.h>
  16 #include <isl/set.h>
  17
  18 #include "isl_morph.h"
  19
  20 int main(int argc, char **argv)
  21 {
  22         isl_ctx *ctx;
  23         isl_printer *p;
  24         isl_basic_set *bset;
  25         isl_morph *morph;
  26         struct isl_options *options;
  27
  28         options = isl_options_new_with_defaults();
  29         argc = isl_options_parse(options, argc, argv, ISL_ARG_ALL);
  30         ctx = isl_ctx_alloc_with_options(&isl_options_args, options);
  31
  32         bset = isl_basic_set_read_from_file(ctx, stdin);
  33
  34         morph = isl_basic_set_variable_compression(bset, isl_dim_set);
  35         bset = isl_morph_basic_set(morph, bset);
  36
  37         p = isl_printer_to_file(ctx, stdout);
  38         p = isl_printer_print_basic_set(p, bset);
  39         p = isl_printer_end_line(p);
  40         isl_printer_free(p);
  41
  42         isl_basic_set_free(bset);
  43         isl_ctx_free(ctx);
  44         return 0;
  45 }