1 /* BHRZ03_Certificate class implementation: inline functions.
2    Copyright (C) 2001-2010 Roberto Bagnara <bagnara@cs.unipr.it>
3    Copyright (C) 2010-2016 BUGSENG srl (http://bugseng.com)
4 
5 This file is part of the Parma Polyhedra Library (PPL).
6 
7 The PPL is free software; you can redistribute it and/or modify it
8 under the terms of the GNU General Public License as published by the
9 Free Software Foundation; either version 3 of the License, or (at your
10 option) any later version.
11 
12 The PPL is distributed in the hope that it will be useful, but WITHOUT
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
15 for more details.
16 
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software Foundation,
19 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307, USA.
20 
21 For the most up-to-date information see the Parma Polyhedra Library
22 site: http://bugseng.com/products/ppl/ . */
23 
24 #ifndef PPL_BHRZ03_Certificate_inlines_hh
25 #define PPL_BHRZ03_Certificate_inlines_hh 1
26 
27 #include "assertions.hh"
28 
29 namespace Parma_Polyhedra_Library {
30 
31 inline
BHRZ03_Certificate()32 BHRZ03_Certificate::BHRZ03_Certificate()
33   : affine_dim(0), lin_space_dim(0), num_constraints(0), num_points(1),
34     num_rays_null_coord() {
35   // This is the certificate for a zero-dim universe polyhedron.
36   PPL_ASSERT(OK());
37 }
38 
39 inline
BHRZ03_Certificate(const BHRZ03_Certificate & y)40 BHRZ03_Certificate::BHRZ03_Certificate(const BHRZ03_Certificate& y)
41   : affine_dim(y.affine_dim), lin_space_dim(y.lin_space_dim),
42     num_constraints(y.num_constraints), num_points(y.num_points),
43     num_rays_null_coord(y.num_rays_null_coord) {
44 }
45 
46 inline
~BHRZ03_Certificate()47 BHRZ03_Certificate::~BHRZ03_Certificate() {
48 }
49 
50 inline bool
is_stabilizing(const Polyhedron & ph) const51 BHRZ03_Certificate::is_stabilizing(const Polyhedron& ph) const {
52   return compare(ph) == 1;
53 }
54 
55 inline bool
operator ()(const BHRZ03_Certificate & x,const BHRZ03_Certificate & y) const56 BHRZ03_Certificate::Compare::operator()(const BHRZ03_Certificate& x,
57                                         const BHRZ03_Certificate& y) const {
58   // For an efficient evaluation of the multiset ordering based
59   // on this LGO relation, we want larger elements to come first.
60   return x.compare(y) == 1;
61 }
62 
63 } // namespace Parma_Polyhedra_Library
64 
65 #endif // !defined(PPL_BHRZ03_Certificate_inlines_hh)
66