float-expr.hpp
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/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
* Main authors:
* Christian Schulte <schulte@gecode.org>
*
* Copyright:
* Christian Schulte, 2019
*
* 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 {
forceinline
NonLinFloatExpr::~NonLinFloatExpr(void) {}
forceinline FloatVar
NonLinFloatExpr::result(Home home, FloatVar* x) {
if (x == nullptr)
return FloatVar(home,Float::Limits::min,Float::Limits::max);
return *x;
}
forceinline FloatVar
NonLinFloatExpr::result(Home home, FloatVar* x, FloatVar y) {
if (x != nullptr)
rel(home,*x,FRT_EQ,y);
return y;
}
forceinline void*
NonLinFloatExpr::operator new(size_t s) {
return heap.ralloc(s);
}
forceinline void
NonLinFloatExpr::operator delete(void* p, size_t) {
heap.rfree(p);
}
}
// STATISTICS: minimodel-any
Gecode::FloatVar
Float variables.
Definition float.hh:870
Gecode::Home
Home class for posting propagators
Definition core.hpp:856
Gecode::NonLinFloatExpr::result
static FloatVar result(Home home, FloatVar *x)
Return fresh variable if x is null, x otherwise.
Definition float-expr.hpp:40
Gecode::NonLinFloatExpr::~NonLinFloatExpr
virtual ~NonLinFloatExpr(void)
Destructor.
Definition float-expr.hpp:37
Gecode::heap
Heap heap
The single global heap.
Definition heap.cpp:44
Gecode::rel
void rel(Home home, FloatVar x0, FloatRelType frt, FloatVar x1)
Post propagator for .
Definition rel.cpp:68
Gecode::FRT_EQ
@ FRT_EQ
Equality ( ).
Definition float.hh:1069
Gecode::Float::Limits::max
const FloatNum max
Largest allowed float value.
Definition float.hh:844
Gecode::Float::Limits::min
const FloatNum min
Smallest allowed float value.
Definition float.hh:846
Gecode
Gecode toplevel namespace
forceinline
#define forceinline
Definition config.hpp:187