Line data    Source code

       1             : //* This file is part of the MOOSE framework
       2             : //* https://mooseframework.inl.gov
       3             : //*
       4             : //* All rights reserved, see COPYRIGHT for full restrictions
       5             : //* https://github.com/idaholab/moose/blob/master/COPYRIGHT
       6             : //*
       7             : //* Licensed under LGPL 2.1, please see LICENSE for details
       8             : //* https://www.gnu.org/licenses/lgpl-2.1.html
       9             : 
      10             : #include "ExodusTimeSequenceStepper.h"
      11             : #include "MooseUtils.h"
      12             : #include "libmesh/serial_mesh.h"
      13             : #include "libmesh/exodusII_io.h"
      14             : 
      15             : using namespace libMesh;
      16             : 
      17             : registerMooseObject("MooseApp", ExodusTimeSequenceStepper);
      18             : 
      19             : InputParameters
      20        3129 : ExodusTimeSequenceStepper::validParams()
      21             : {
      22        3129 :   InputParameters params = TimeSequenceStepperBase::validParams();
      23       12516 :   params.addRequiredParam<MeshFileName>(
      24             :       "mesh",
      25             :       "The name of the mesh file to extract the time sequence from (must be an exodusII file).");
      26        3129 :   params.addClassDescription("Solves the Transient problem at a sequence of time points taken from "
      27             :                              "a specified exodus file.");
      28        3129 :   return params;
      29           0 : }
      30             : 
      31          34 : ExodusTimeSequenceStepper::ExodusTimeSequenceStepper(const InputParameters & parameters)
      32          68 :   : TimeSequenceStepperBase(parameters), _mesh_file(getParam<MeshFileName>("mesh"))
      33             : {
      34          34 : }
      35             : 
      36             : void
      37          34 : ExodusTimeSequenceStepper::init()
      38             : {
      39             :   // Read the Exodus file on processor 0
      40          34 :   std::vector<Real> times;
      41          34 :   if (processor_id() == 0)
      42             :   {
      43             :     // Check that the required file exists
      44          24 :     MooseUtils::checkFileReadable(_mesh_file);
      45             : 
      46             :     // dummy mesh
      47          24 :     ReplicatedMesh mesh(_communicator);
      48             : 
      49          24 :     ExodusII_IO exodusII_io(mesh);
      50          24 :     exodusII_io.read(_mesh_file);
      51          24 :     times = exodusII_io.get_time_steps();
      52          24 :   }
      53             : 
      54             :   // distribute timestep list
      55          34 :   unsigned int num_steps = times.size();
      56          34 :   _communicator.broadcast(num_steps);
      57          34 :   times.resize(num_steps);
      58          34 :   _communicator.broadcast(times);
      59             : 
      60          34 :   setupSequence(times);
      61          34 : }