IpoptEngine::IpoptEngine()
: bndChanged_(false),
consChanged_(false),
env_(EnvPtr()),
etol_(1e-7),
myapp_(0),
mynlp_(0),
prepareWs_(false),
sol_(IpoptSolPtr()), // NULL
stats_(0),
strBr_(false),
timer_(0),
useWs_(false),
ws_(IpoptWarmStartPtr()) // NULL
{
#if defined(USE_IPOPT)
problem_ = ProblemPtr(); // NULL
logger_ = (LoggerPtr) new Logger(LogInfo);
myapp_ = new Ipopt::IpoptApplication();
myapp_->Options()->SetIntegerValue("print_level", 0);
//myapp_->Options()->SetNumericValue("tol", 1e-7);
//myapp_->Options()->SetIntegerValue("max_iter", 30);
//myapp_->Options()->SetStringValue("mu_strategy", "adaptive");
//myapp_->Options()->SetStringValue("output_file", "ipopt.out");
//myapp_->Options()->SetStringValue("hessian_approximation", "limited-memory");
//myapp_->Initialize("");
status_ = EngineError;
#else
assert(!"ipopt engine can only be called when compiled with ipopt!")
#endif
}
ProblemPtr DirichletProblem::getCoarsGridProblem(
Index nxNew,
Index nyNew,
Precision hxNew,
Precision hyNew) const
{
return ProblemPtr(
new DirichletProblem(stencil_,getOrigin(),nxNew,nyNew,hxNew,hyNew));
}
IpoptEngine::IpoptEngine(EnvPtr env)
: bndChanged_(false),
consChanged_(false),
env_(env),
etol_(1e-7),
myapp_(0),
mynlp_(0),
sol_(IpoptSolPtr()), // NULL
strBr_(false),
timer_(0),
ws_(IpoptWarmStartPtr()) // NULL
{
#if defined(USE_IPOPT)
problem_ = ProblemPtr(); // NULL
logger_ = (LoggerPtr) new Logger((LogLevel) env->getOptions()->
findInt("engine_log_level")->getValue());
myapp_ = new Ipopt::IpoptApplication();
setOptionsForRepeatedSolve();
status_ = EngineError;
if (env->getOptions()->findBool("use_warmstart")->getValue()==true) {
prepareWs_ = true;
useWs_ = true;
} else {
prepareWs_ = false;
useWs_ = false;
}
timer_ = env->getNewTimer();
stats_ = new IpoptStats();
stats_->calls = 0;
stats_->strCalls = 0;
stats_->time = 0;
stats_->ptime = 0;
stats_->strTime = 0;
stats_->iters = 0;
stats_->strIters = 0;
#else
assert(!"ipopt engine can only be called when compiled with ipopt!")
#endif
}
