void exclude(Gecode::Space& home, CPRelVar A, GRelation r) {
if (home.failed()) return;
if (r.arity() != A.arity())
throw ArityMissmatch("Exclude constraint");
CPRelView a(A);
auto me = a.exclude(home,r);
if (me == Gecode::ES_FAILED) {
home.fail();
}
}
void projection(Gecode::Space& home, int p, CPRelVar A, CPRelVar B) {
if (home.failed()) return;
typedef boost::error_info<struct tag_proj_descriptor,std::string>
proj_descriptor;
if (p > A.arity())
throw InvalidProjection()
<< errno_code(errno)
<< proj_descriptor("Invalid projection description when posting projection constraint: p has to be valid for A");
CPRelView left(A);
CPRelView right(B);
GECODE_ES_FAIL((Project<CPRelView,CPRelView>::post(home,p,left,right)));
}
JoinTest(bool share, JoinTest& sp)
: Gecode::Space(share,sp) {
r.update(*this, share, sp.r);
t.update(*this, share, sp.t);
s.update(*this, share, sp.s);
}
void print(std::ostream& os, const char* varName, CPRelVar v) const {
os << "<tr><td><b>" << varName << "</b></td>"
<< "<td>" << v.glb() << "</td>"
<< "<td>" << v.unk() << "</td>"
<< "<td>" << (v.assigned()? "Yes" : "NO") << "</td>";
}
PermutationTest(bool share, PermutationTest& sp)
: Gecode::Space(share,sp) {
r.update(*this, share, sp.r);
s.update(*this, share, sp.s);
}
MinimalTest(bool share, MinimalTest& s)
: Gecode::Space(share,s) {
r.update(*this, share, s.r);
}
