Jip J. Dekker
981be2067e
git-subtree-dir: software/gecode_on_replay git-subtree-split: 8051d92b9c89e49cccfbd1c201371580d7703ab4
88 lines
2.7 KiB
C++
88 lines
2.7 KiB
C++
/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
|
|
/*
|
|
* Main authors:
|
|
* Christian Schulte <schulte@gecode.org>
|
|
* Vincent Barichard <Vincent.Barichard@univ-angers.fr>
|
|
*
|
|
* Copyright:
|
|
* Christian Schulte, 2003
|
|
* Vincent Barichard, 2012
|
|
*
|
|
* This file is part of Gecode, the generic constraint
|
|
* development environment:
|
|
* http://www.gecode.org
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining
|
|
* a copy of this software and associated documentation files (the
|
|
* "Software"), to deal in the Software without restriction, including
|
|
* without limitation the rights to use, copy, modify, merge, publish,
|
|
* distribute, sublicense, and/or sell copies of the Software, and to
|
|
* permit persons to whom the Software is furnished to do so, subject to
|
|
* the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be
|
|
* included in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
|
|
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
|
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
|
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
*
|
|
*/
|
|
|
|
namespace Gecode { namespace Float {
|
|
|
|
template<class View>
|
|
forceinline RelTest
|
|
rtest_eq(View x, View y) {
|
|
if ((x.min() > y.max()) || (x.max() < y.min())) return RT_FALSE;
|
|
return (x.assigned() && y.assigned()) ? RT_TRUE : RT_MAYBE;
|
|
}
|
|
|
|
template<class View>
|
|
forceinline RelTest
|
|
rtest_eq(View x, FloatVal n) {
|
|
if ((x.min() > n.max()) || (x.max() < n.min())) return RT_FALSE;
|
|
return x.assigned() ? RT_TRUE : RT_MAYBE;
|
|
}
|
|
|
|
template<class View>
|
|
forceinline RelTest
|
|
rtest_lq(View x, View y) {
|
|
if (x.max() <= y.min()) return RT_TRUE;
|
|
if (x.min() > y.max()) return RT_FALSE;
|
|
return RT_MAYBE;
|
|
}
|
|
|
|
template<class View>
|
|
forceinline RelTest
|
|
rtest_lq(View x, FloatVal n) {
|
|
if (x.max() <= n.min()) return RT_TRUE;
|
|
if (x.min() > n.max()) return RT_FALSE;
|
|
return RT_MAYBE;
|
|
}
|
|
|
|
template<class View>
|
|
forceinline RelTest
|
|
rtest_le(View x, View y) {
|
|
if (x.max() < y.min()) return RT_TRUE;
|
|
if (x.min() >= y.max()) return RT_FALSE;
|
|
return RT_MAYBE;
|
|
}
|
|
|
|
template<class View>
|
|
forceinline RelTest
|
|
rtest_le(View x, FloatVal n) {
|
|
if (x.max() < n.min()) return RT_TRUE;
|
|
if (x.min() >= n.max()) return RT_FALSE;
|
|
return RT_MAYBE;
|
|
}
|
|
|
|
}}
|
|
|
|
// STATISTICS: float-var
|
|
|