/usr/include/gecode/float/rel/nq.hpp is in libgecode-dev 4.2.1-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/*
* Main authors:
* Christian Schulte <schulte@gecode.org>
* Vincent Barichard <Vincent.Barichard@univ-angers.fr>
*
* Copyright:
* Christian Schulte, 2004
* Vincent Barichard, 2012
*
* Last modified:
* $Date: 2013-01-24 19:28:06 +0100 (Thu, 24 Jan 2013) $ by $Author: schulte $
* $Revision: 13235 $
*
* 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 { namespace Rel {
/*
* Disequality
*
*/
template<class View0, class View1>
forceinline
Nq<View0,View1>::Nq(Home home, View0 x0, View1 x1)
: MixBinaryPropagator<View0,PC_FLOAT_VAL,View1,PC_FLOAT_VAL>(home,x0,x1) {}
template<class View0, class View1>
ExecStatus
Nq<View0,View1>::post(Home home, View0 x0, View1 x1){
if (x0.assigned() && x1.assigned()) {
if (overlap(x0.val(),x1.val()))
return ES_FAILED;
} else if (same(x0,x1)) {
return ES_FAILED;
} else {
(void) new (home) Nq<View0,View1>(home,x0,x1);
}
return ES_OK;
}
template<class View0, class View1>
forceinline
Nq<View0,View1>::Nq(Space& home, bool share, Nq<View0,View1>& p)
: MixBinaryPropagator<View0,PC_FLOAT_VAL,View1,PC_FLOAT_VAL>(home,share,p) {}
template<class View0, class View1>
Actor*
Nq<View0,View1>::copy(Space& home, bool share) {
return new (home) Nq<View0,View1>(home,share,*this);
}
template<class View0, class View1>
ExecStatus
Nq<View0,View1>::propagate(Space& home, const ModEventDelta&) {
if (x0.assigned() && x1.assigned()) {
return overlap(x0.val(),x1.val()) ? ES_FAILED : home.ES_SUBSUMED(*this);
}
return ES_FIX;
}
/*
* Disequality with float value
*
*/
template<class View>
forceinline
NqFloat<View>::NqFloat(Home home, View x, FloatVal _c)
: UnaryPropagator<View,PC_FLOAT_VAL>(home,x), c(_c) {}
template<class View>
ExecStatus
NqFloat<View>::post(Home home, View x, FloatVal c){
if (x.assigned()) {
if (overlap(x.val(),c))
return ES_FAILED;
} else {
(void) new (home) NqFloat<View>(home,x,c);
}
return ES_OK;
}
template<class View>
forceinline
NqFloat<View>::NqFloat(Space& home, bool share, NqFloat<View>& p)
: UnaryPropagator<View,PC_FLOAT_VAL>(home,share,p), c(p.c) {}
template<class View>
Actor*
NqFloat<View>::copy(Space& home, bool share) {
return new (home) NqFloat<View>(home,share,*this);
}
template<class View>
ExecStatus
NqFloat<View>::propagate(Space& home, const ModEventDelta&) {
if (x0.assigned()) {
return (overlap(x0.val(),c)) ? ES_FAILED : home.ES_SUBSUMED(*this);
}
return ES_FIX;
}
}}}
// STATISTICS: float-prop
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