/// Called once before each time step.
/// \param[in] timer simulation timer
void prepareStep(const SimulatorTimerInterface& timer)
{
// update the solution variables in ebos
if ( timer.lastStepFailed() ) {
ebosSimulator_.model().updateFailed();
} else {
ebosSimulator_.model().advanceTimeLevel();
}
// set the timestep size and episode index for ebos explicitly. ebos needs to
// know the report step/episode index because of timing dependend data
// despide the fact that flow uses its own time stepper. (The length of the
// episode does not matter, though.)
ebosSimulator_.setTime(timer.simulationTimeElapsed());
ebosSimulator_.setTimeStepSize(timer.currentStepLength());
ebosSimulator_.problem().beginTimeStep();
unsigned numDof = ebosSimulator_.model().numGridDof();
wasSwitched_.resize(numDof);
std::fill(wasSwitched_.begin(), wasSwitched_.end(), false);
if (param_.update_equations_scaling_) {
std::cout << "equation scaling not suported yet" << std::endl;
//updateEquationsScaling();
}
}
void
BlackoilOutputWriter::
writeTimeStepSerial(const SimulatorTimerInterface& timer,
const SimulationDataContainer& state,
const WellState& wellState,
const data::Solution& simProps,
bool substep)
{
// Matlab output
if( matlabWriter_ ) {
matlabWriter_->writeTimeStep( timer, state, wellState, substep );
}
// ECL output
if ( eclWriter_ )
{
const auto& initConfig = eclipseState_.getInitConfig();
if (initConfig.restartRequested() && ((initConfig.getRestartStep()) == (timer.currentStepNum()))) {
std::cout << "Skipping restart write in start of step " << timer.currentStepNum() << std::endl;
} else {
data::Solution combined_sol = simToSolution(state, phaseUsage_); // Get "normal" data (SWAT, PRESSURE, ...)
combined_sol.insert(simProps.begin(), simProps.end()); // ... insert "extra" data (KR, VISC, ...)
eclWriter_->writeTimeStep(timer.reportStepNum(),
substep,
timer.simulationTimeElapsed(),
combined_sol,
wellState.report(phaseUsage_));
}
}
// write backup file
if( backupfile_.is_open() )
{
int reportStep = timer.reportStepNum();
int currentTimeStep = timer.currentStepNum();
if( (reportStep == currentTimeStep || // true for SimulatorTimer
currentTimeStep == 0 || // true for AdaptiveSimulatorTimer at reportStep
timer.done() ) // true for AdaptiveSimulatorTimer at reportStep
&& lastBackupReportStep_ != reportStep ) // only backup report step once
{
// store report step
lastBackupReportStep_ = reportStep;
// write resport step number
backupfile_.write( (const char *) &reportStep, sizeof(int) );
try {
backupfile_ << state;
const WellStateFullyImplicitBlackoil& boWellState = static_cast< const WellStateFullyImplicitBlackoil& > (wellState);
backupfile_ << boWellState;
}
catch ( const std::bad_cast& e )
{
}
backupfile_ << std::flush;
}
} // end backup
}
AdaptiveSimulatorTimer::
AdaptiveSimulatorTimer( const SimulatorTimerInterface& timer,
const double lastStepTaken,
const double maxTimeStep )
: start_date_time_( timer.startDateTime() )
, start_time_( timer.simulationTimeElapsed() )
, total_time_( start_time_ + timer.currentStepLength() )
, report_step_( timer.reportStepNum() )
, max_time_step_( maxTimeStep )
, current_time_( start_time_ )
, dt_( 0.0 )
, current_step_( 0 )
, steps_()
{
// reserve memory for sub steps
steps_.reserve( 10 );
// set appropriate value for dt_
provideTimeStepEstimate( lastStepTaken );
}
void
BlackoilOutputWriter::
restore(SimulatorTimerInterface& timer,
BlackoilState& state,
WellStateFullyImplicitBlackoil& wellState,
const std::string& filename,
const int desiredResportStep )
{
std::ifstream restorefile( filename.c_str() );
if( restorefile )
{
std::cout << "============================================================================"<<std::endl;
std::cout << "Restoring from ";
if( desiredResportStep < 0 ) {
std::cout << "last";
}
else {
std::cout << desiredResportStep;
}
std::cout << " report step! filename = " << filename << std::endl << std::endl;
int reportStep;
restorefile.read( (char *) &reportStep, sizeof(int) );
const int readReportStep = (desiredResportStep < 0) ?
std::numeric_limits<int>::max() : desiredResportStep;
while( reportStep <= readReportStep && ! timer.done() && restorefile )
{
restorefile >> state;
restorefile >> wellState;
// No per cell data is written for restore steps, but will be
// for subsequent steps, when we have started simulating
writeTimeStepWithoutCellProperties( timer, state, wellState );
// some output
std::cout << "Restored step " << timer.reportStepNum() << " at day "
<< unit::convert::to(timer.simulationTimeElapsed(),unit::day) << std::endl;
if( readReportStep == reportStep ) {
break;
}
// if the stream is not valid anymore we just use the last state read
if( ! restorefile ) {
std::cerr << "Reached EOF, using last state read!" << std::endl;
break;
}
// try to read next report step
restorefile.read( (char *) &reportStep, sizeof(int) );
// if read failed, exit loop
if( ! restorefile ) {
break;
}
// next step
timer.advance();
if( timer.reportStepNum() != reportStep ) {
break;
}
}
}
else
{