ILOMIPINFOCALLBACK5(loggingCallback,
IloNumVarArray, vars,
IloNum, lastLog,
IloNum, lastIncumbent,
IloNum, startTime,
IloNum, startDetTime)
{
int newIncumbent = 0;
int nodes = getNnodes();
if ( hasIncumbent() &&
fabs(lastIncumbent - getIncumbentObjValue())
> 1e-5*(1.0 + fabs(getIncumbentObjValue())) ) {
lastIncumbent = getIncumbentObjValue();
newIncumbent = 1;
}
if ( nodes >= lastLog + 100 || newIncumbent ) {
if ( !newIncumbent ) lastLog = nodes;
getEnv().out() << "Time = " << getCplexTime() - startTime
<< " Dettime = " << getDetTime() - startDetTime
<< " Nodes = " << nodes
<< '(' << getNremainingNodes() << ')'
<< " Best objective = " << getBestObjValue();
if ( hasIncumbent() ) {
getEnv().out() << " Incumbent objective = " << getIncumbentObjValue()
<< endl;
}
else {
getEnv().out() << endl;
}
}
if ( newIncumbent ) {
IloNumArray val(vars.getEnv());
getIncumbentValues(val, vars);
val[0] = getIncumbentValue(vars[0]);
getEnv().out() << "New incumbent variable values: " << endl
<< val << endl;
val.end();
}
}
ILOMIPINFOCALLBACK5(loggingCallback,
IloNumVarArray, vars,
IloNum, lastDettime,
IloNum, lastIncumbent,
IloNum, startTime,
IloNum, startDetTime)
{
int newIncumbent = 0;
double dettime = getDetTime();
if ( hasIncumbent() &&
fabs(lastIncumbent - getIncumbentObjValue())
> 1e-5*(1.0 + fabs(getIncumbentObjValue())) ) {
lastIncumbent = getIncumbentObjValue();
newIncumbent = 1;
}
if ( dettime >= lastDettime + 1000.0 || newIncumbent ) {
if ( !newIncumbent ) lastDettime = dettime;
getEnv().out() << "Time = " << getCplexTime() - startTime
<< " Dettime = " << dettime - startDetTime
<< " Best objective = " << getBestObjValue();
if ( hasIncumbent() ) {
getEnv().out() << " Incumbent objective = " << getIncumbentObjValue()
<< endl;
}
else {
getEnv().out() << endl;
}
}
if ( newIncumbent ) {
IloNumArray val(vars.getEnv());
getIncumbentValues(val, vars);
val[0] = getIncumbentValue(vars[0]);
getEnv().out() << "New incumbent variable values: " << endl
<< val << endl;
val.end();
}
}