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40 namespace Gecode {
namespace Float {
namespace Rel {
47 template<
class View0,
class View1>
52 template<
class View0,
class View1>
57 }
else if (x1.assigned()) {
59 }
else if (!
same(x0,x1)) {
69 template<
class View0,
class View1>
74 template<
class View0,
class View1>
81 template<
class View0,
class View1>
87 template<
class View0,
class View1>
92 }
else if (x1.assigned()) {
98 }
while (x0.min() != x1.min());
102 }
while (x0.max() != x1.max());
106 assert(x0.assigned() && x1.assigned());
127 }
else if (
x.size() > 2) {
130 for (
int i=
x.size();
i-- > 1; ) {
134 for (
int i=
x.size();
i--; ) {
166 assert(
x.size() > 2);
169 for (
int i = 0; ;
i++)
173 for (
int j =
x.size(); j--; )
182 for (
int i =
x.size();
i--; ) {
184 if (mn <
x[
i].
min()) {
191 for (
int i =
x.size();
i--; ) {
193 if (mx >
x[
i].
max()) {
208 template<
class View,
class CtrlView, ReifyMode rm>
213 template<
class View,
class CtrlView, ReifyMode rm>
227 (void)
new (home)
ReEq(home,x0,x1,
b);
228 }
else if (rm !=
RM_IMP) {
235 template<
class View,
class CtrlView, ReifyMode rm>
240 template<
class View,
class CtrlView, ReifyMode rm>
246 template<
class View,
class CtrlView, ReifyMode rm>
281 template<
class View,
class CtrlView, ReifyMode rm>
287 template<
class View,
class CtrlView, ReifyMode rm>
308 template<
class View,
class CtrlView, ReifyMode rm>
313 template<
class View,
class CtrlView, ReifyMode rm>
319 template<
class View,
class CtrlView, ReifyMode rm>
Post propagator for SetVar x
Reified bounds consistent equality with float propagator.
virtual ExecStatus propagate(Space &home, const ModEventDelta &med)
Perform propagation.
@ RM_PMI
Inverse implication for reification.
void max(Home home, FloatVar x0, FloatVar x1, FloatVar x2)
Post propagator for .
ExecStatus ES_SUBSUMED(Propagator &p)
virtual ExecStatus propagate(Space &home, const ModEventDelta &med)
Perform propagation.
const Gecode::ModEvent ME_FLOAT_VAL
Domain operation has resulted in a value (assigned variable)
@ RT_MAYBE
Relation may hold or not.
bool assigned(View x, int v)
Whether x is assigned to value v.
const Gecode::PropCond PC_FLOAT_BND
Propagate when minimum or maximum of a view changes.
@ RT_FALSE
Relation does not hold.
@ RM_IMP
Implication for reification.
Gecode::IntArgs i(4, 1, 2, 3, 4)
bool same(const Item &i, const Item &j)
Whether two items are the same.
static ExecStatus post(Home home, View0 x0, View1 x1)
Post bounds consistent propagator .
const FloatNum min
Smallest allowed float value.
static PropCost linear(PropCost::Mod m, unsigned int n)
Linear complexity for modifier pcm and size measure n.
Eq(Space &home, bool share, Eq< View0, View1 > &p)
Constructor for cloning p.
Base-class for both propagators and branchers.
bool assigned(void) const
Test whether view is assigned.
union Gecode::@579::NNF::@61 u
Union depending on nodetype t.
virtual ExecStatus propagate(Space &home, const ModEventDelta &med)
Perform propagation.
Gecode toplevel namespace
Base-class for propagators.
Binary bounds consistent equality propagator.
n-ary bounds consistent equality propagator
static ExecStatus post(Home home, ViewArray< View > &x)
Post bounds consistent propagator .
virtual Actor * copy(Space &home, bool share)
Copy propagator during cloning.
Home class for posting propagators
static ExecStatus post(Home home, View x, FloatVal c, CtrlView b)
Post bounds consistent propagator .
NaryEq(Space &home, bool share, NaryEq< View > &p)
Constructor for cloning p.
struct Gecode::@579::NNF::@61::@62 b
For binary nodes (and, or, eqv)
static PropCost unary(PropCost::Mod m)
Single variable for modifier pcm.
Reified binary propagator.
double FloatNum
Floating point number base type.
@ RT_TRUE
Relation does hold.
static ExecStatus post(Home home, View x0, View x1, CtrlView b)
Post bounds consistent propagator .
virtual Actor * copy(Space &home, bool share)
Copy propagator during cloning.
Binary bounds consistent disequality propagator.
RelTest rtest_eq(View x, View y)
Test whether views x and y are equal.
#define GECODE_NEVER
Assert that this command is never executed.
virtual PropCost cost(const Space &home, const ModEventDelta &med) const
Cost function.
ReEqFloat(Space &home, bool share, ReEqFloat &p)
Constructor for cloning p.
ReEq(Space &home, bool share, ReEq &p)
Constructor for cloning p.
bool overlap(const FloatVal &x, const FloatVal &y)
virtual Actor * copy(Space &home, bool share)
Copy propagator during cloning.
@ ES_FIX
Propagation has computed fixpoint.
static ExecStatus post(Home home, View0 x0, View1 x1)
Post bounds consistent propagator .
#define GECODE_ME_CHECK(me)
Check whether modification event me is failed, and forward failure.
virtual ExecStatus propagate(Space &home, const ModEventDelta &med)
Perform propagation.
void min(Home home, FloatVar x0, FloatVar x1, FloatVar x2)
Post propagator for .
Gecode::FloatVal c(-8, 8)
int n
Number of negative literals for node type.
virtual Actor * copy(Space &home, bool share)
Copy propagator during cloning.
Reified binary bounds consistent equality propagator.
int ModEventDelta
Modification event deltas.
#define GECODE_REWRITE(prop, post)
Rewrite propagator by executing post function.
@ ES_OK
Execution is okay.
int p
Number of positive literals for node type.
const FloatNum max
Largest allowed float value.