case ValueBase::TYPE_VECTOR:
set_link("lhs",ValueNode_Const::create(value.get(Vector())));
set_link("rhs",ValueNode_Const::create(Vector(0,0)));
case ValueBase::TYPE_VECTOR:
set_link("lhs",ValueNode_Const::create(value.get(Vector())));
set_link("rhs",ValueNode_Const::create(Vector(0,0)));