int Piro::Epetra::MatrixFreeOperator::Apply
(const Epetra_MultiVector& V, Epetra_MultiVector& Y) const
{
TEUCHOS_TEST_FOR_EXCEPTION(!baseIsSet, std::logic_error,
" Piro::Epetra::MatrixFreeOperator must have Base values set before Apply");
// Compute Wv=y by perturbing x
//const Epetra_Vector* v = V(0); ??THIS DOESN'T WORK!!! Why???
Teuchos::RCP<Epetra_Vector> v = Teuchos::rcp(new Epetra_Vector(View, V, 0));
Teuchos::RCP<Epetra_Vector> y = Teuchos::rcp(new Epetra_Vector(Copy, Y, 0));
Teuchos::RCP<const Epetra_Vector> xBase = modelInArgs.get_x();
Teuchos::RCP<const Epetra_Vector> xdotBase;
if (haveXdot) xdotBase = modelInArgs.get_x_dot();
double vectorNorm;
v->Norm2(&vectorNorm);
// Any operator time zero vector is zero vector
if (vectorNorm == 0.0) {
Y.PutScalar(0.0);
return 0;
}
double eta = lambda * (lambda + solutionNorm/vectorNorm);
xPert->Update(1.0, *xBase, eta, *v, 0.0);
if (haveXdot)
xdotPert->Update(1.0, *xdotBase, eta, *v, 0.0);
EpetraExt::ModelEvaluator::OutArgs modelOutArgs =
model->createOutArgs();
modelInArgs.set_x(xPert);
if (haveXdot) modelInArgs.set_x_dot(xdotPert);
// Alert model that this is a perturbed calculation, in case it does something different.
EpetraExt::ModelEvaluator::Evaluation<Epetra_Vector> fPertEval(fPert, EpetraExt::ModelEvaluator::EVAL_TYPE_APPROX_DERIV);
modelOutArgs.set_f(fPertEval);
model->evalModel(modelInArgs, modelOutArgs);
modelInArgs.set_x(xBase);
if (haveXdot) modelInArgs.set_x_dot(xdotBase);
modelOutArgs.set_f(fBase);
y->Update(1.0, *fPert, -1.0, *fBase, 0.0);
y->Scale(1.0/eta);
Teuchos::RCP<Epetra_Vector> Y0 = Teuchos::rcp(new Epetra_Vector(View, Y, 0));
*Y0 = *y; // copy in
return 0;
}
/** \brief Returns \f$ \| y \| \f$ where \f$y = \mbox{*this}\f$.
*/
Real norm() const {
double val;
epetra_vec_->Norm2(&val);
return (Real) val;
}
int main(int argc, char *argv[]) {
int status=0; // 0 = pass, failures are incremented
bool success = true;
#ifdef ALBANY_DEBUG
Teuchos::GlobalMPISession mpiSession(&argc, &argv);
#else // bypass printing process startup info
Teuchos::GlobalMPISession mpiSession(&argc, &argv, NULL);
#endif
Kokkos::initialize(argc, argv);
#ifdef ALBANY_FLUSH_DENORMALS
_MM_SET_FLUSH_ZERO_MODE(_MM_FLUSH_ZERO_ON);
_MM_SET_DENORMALS_ZERO_MODE(_MM_DENORMALS_ZERO_ON);
#endif
#ifdef ALBANY_CHECK_FPE
// Catch FPEs. Follow Main_SolveT.cpp's approach to checking for floating
// point exceptions.
//_mm_setcsr(_MM_MASK_MASK &~ (_MM_MASK_OVERFLOW | _MM_MASK_INVALID | _MM_MASK_DIV_ZERO) );
_MM_SET_EXCEPTION_MASK(_MM_GET_EXCEPTION_MASK() & ~_MM_MASK_INVALID);
#endif
using Teuchos::RCP;
using Teuchos::rcp;
RCP<Teuchos::FancyOStream> out(Teuchos::VerboseObjectBase::getDefaultOStream());
// Command-line argument for input file
Albany::CmdLineArgs cmd;
cmd.parse_cmdline(argc, argv, *out);
try {
RCP<Teuchos::Time> totalTime =
Teuchos::TimeMonitor::getNewTimer("Albany: ***Total Time***");
RCP<Teuchos::Time> setupTime =
Teuchos::TimeMonitor::getNewTimer("Albany: Setup Time");
Teuchos::TimeMonitor totalTimer(*totalTime); //start timer
Teuchos::TimeMonitor setupTimer(*setupTime); //start timer
RCP<const Teuchos_Comm> comm =
Tpetra::DefaultPlatform::getDefaultPlatform().getComm();
// Connect vtune for performance profiling
if (cmd.vtune) {
Albany::connect_vtune(comm->getRank());
}
Albany::SolverFactory slvrfctry(cmd.xml_filename, comm);
RCP<Epetra_Comm> appComm = Albany::createEpetraCommFromTeuchosComm(comm);
RCP<Albany::Application> app;
const RCP<Thyra::ModelEvaluator<double> > solver =
slvrfctry.createThyraSolverAndGetAlbanyApp(app, appComm, appComm);
setupTimer.~TimeMonitor();
// PHX::InitializeKokkosDevice();
Teuchos::ParameterList &solveParams =
slvrfctry.getAnalysisParameters().sublist("Solve", /*mustAlreadyExist =*/ false);
// By default, request the sensitivities if not explicitly disabled
solveParams.get("Compute Sensitivities", true);
Teuchos::Array<Teuchos::RCP<const Thyra::VectorBase<double> > > thyraResponses;
Teuchos::Array<Teuchos::Array<Teuchos::RCP<const Thyra::MultiVectorBase<double> > > > thyraSensitivities;
// The PoissonSchrodinger_SchroPo and PoissonSchroMosCap1D tests seg fault as albanyApp is null -
// For now, do not resize the response vectors. FIXME sort out this issue.
if(Teuchos::nonnull(app))
Piro::PerformSolveBase(*solver, solveParams, thyraResponses, thyraSensitivities, app->getAdaptSolMgr()->getSolObserver());
else
Piro::PerformSolveBase(*solver, solveParams, thyraResponses, thyraSensitivities);
Teuchos::Array<Teuchos::RCP<const Epetra_Vector> > responses;
Teuchos::Array<Teuchos::Array<Teuchos::RCP<const Epetra_MultiVector> > > sensitivities;
epetraFromThyra(appComm, thyraResponses, thyraSensitivities, responses, sensitivities);
const int num_p = solver->Np(); // Number of *vectors* of parameters
const int num_g = solver->Ng(); // Number of *vectors* of responses
*out << "Finished eval of first model: Params, Responses "
<< std::setprecision(12) << std::endl;
Teuchos::ParameterList& parameterParams = slvrfctry.getParameters().sublist("Problem").sublist("Parameters");
int num_param_vecs = (parameterParams.isType<int>("Number")) ?
int(parameterParams.get("Number", 0) > 0) :
parameterParams.get("Number of Parameter Vectors", 0);
const Thyra::ModelEvaluatorBase::InArgs<double> nominal = solver->getNominalValues();
double norm2;
for (int i=0; i<num_p; i++) {
const Teuchos::RCP<const Epetra_Vector> p_init = epetraVectorFromThyra(appComm, nominal.get_p(i));
if(i < num_param_vecs)
p_init->Print(*out << "\nParameter vector " << i << ":\n");
else { //distributed parameters, we print only 2-norm
p_init->Norm2(&norm2);
*out << "\nDistributed Parameter " << i << ": " << norm2 << " (two-norm)\n" << std::endl;
}
}
for (int i=0; i<num_g-1; i++) {
const RCP<const Epetra_Vector> g = responses[i];
bool is_scalar = true;
if (app != Teuchos::null)
is_scalar = app->getResponse(i)->isScalarResponse();
if (is_scalar) {
g->Print(*out << "\nResponse vector " << i << ":\n");
if (num_p == 0) {
// Just calculate regression data
status += slvrfctry.checkSolveTestResults(i, 0, g.get(), NULL);
} else {
for (int j=0; j<num_p; j++) {
const RCP<const Epetra_MultiVector> dgdp = sensitivities[i][j];
if (Teuchos::nonnull(dgdp)) {
if(j < num_param_vecs) {
dgdp->Print(*out << "\nSensitivities (" << i << "," << j << "): \n");
status += slvrfctry.checkSolveTestResults(i, j, g.get(), dgdp.get());
}
else {
const Epetra_Map serial_map(-1, 1, 0, dgdp.get()->Comm());
Epetra_MultiVector norms(serial_map,dgdp->NumVectors());
// RCP<Albany::ScalarResponseFunction> response = rcp_dynamic_cast<Albany::ScalarResponseFunction>(app->getResponse(i));
// int numResponses = response->numResponses();
*out << "\nSensitivities (" << i << "," << j << ") for Distributed Parameters: (two-norm)\n";
*out << " ";
for(int ir=0; ir<dgdp->NumVectors(); ++ir) {
(*dgdp)(ir)->Norm2(&norm2);
(*norms(ir))[0] = norm2;
*out << " " << norm2;
}
*out << "\n" << std::endl;
status += slvrfctry.checkSolveTestResults(i, j, g.get(), &norms);
}
}
}
}
}
}
// Create debug output object
Teuchos::ParameterList &debugParams =
slvrfctry.getParameters().sublist("Debug Output", true);
bool writeToMatrixMarketSoln = debugParams.get("Write Solution to MatrixMarket", false);
bool writeToMatrixMarketDistrSolnMap = debugParams.get("Write Distributed Solution and Map to MatrixMarket", false);
bool writeToCoutSoln = debugParams.get("Write Solution to Standard Output", false);
const RCP<const Epetra_Vector> xfinal = responses.back();
double mnv; xfinal->MeanValue(&mnv);
*out << "Main_Solve: MeanValue of final solution " << mnv << std::endl;
*out << "\nNumber of Failed Comparisons: " << status << std::endl;
if (writeToCoutSoln == true)
std::cout << "xfinal: " << *xfinal << std::endl;
#ifdef ALBANY_PERIDIGM
#if defined(ALBANY_EPETRA)
if (Teuchos::nonnull(LCM::PeridigmManager::self())) {
*out << setprecision(12) << "\nPERIDIGM-ALBANY OPTIMIZATION-BASED COUPLING FINAL FUNCTIONAL VALUE = "
<< LCM::PeridigmManager::self()->obcEvaluateFunctional() << "\n" << std::endl;
}
#endif
#endif
if (debugParams.get<bool>("Analyze Memory", false))
Albany::printMemoryAnalysis(std::cout, comm);
if (writeToMatrixMarketSoln == true) {
//create serial map that puts the whole solution on processor 0
int numMyElements = (xfinal->Comm().MyPID() == 0) ? app->getDiscretization()->getMap()->NumGlobalElements() : 0;
const Epetra_Map serial_map(-1, numMyElements, 0, xfinal->Comm());
//create importer from parallel map to serial map and populate serial solution xfinal_serial
Epetra_Import importOperator(serial_map, *app->getDiscretization()->getMap());
Epetra_Vector xfinal_serial(serial_map);
xfinal_serial.Import(*app->getDiscretization()->getSolutionField(), importOperator, Insert);
//writing to MatrixMarket file
EpetraExt::MultiVectorToMatrixMarketFile("xfinal.mm", xfinal_serial);
}
if (writeToMatrixMarketDistrSolnMap == true) {
//writing to MatrixMarket file
EpetraExt::MultiVectorToMatrixMarketFile("xfinal_distributed.mm", *xfinal);
EpetraExt::BlockMapToMatrixMarketFile("xfinal_distributed_map.mm", *app->getDiscretization()->getMap());
}
}
TEUCHOS_STANDARD_CATCH_STATEMENTS(true, std::cerr, success);
if (!success) status+=10000;
Teuchos::TimeMonitor::summarize(*out,false,true,false/*zero timers*/);
Kokkos::finalize_all();
return status;
}
