LCOV - code coverage report
Current view: top level - src/postprocessors - KEigenvalue.C (source / functions) Hit Total Coverage
Test: neams-th-coe/cardinal: ddd5f2 Lines: 26 29 89.7 %
Date: 2026-06-07 19:35:24 Functions: 4 4 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /********************************************************************/
       2             : /*                  SOFTWARE COPYRIGHT NOTIFICATION                 */
       3             : /*                             Cardinal                             */
       4             : /*                                                                  */
       5             : /*                  (c) 2021 UChicago Argonne, LLC                  */
       6             : /*                        ALL RIGHTS RESERVED                       */
       7             : /*                                                                  */
       8             : /*                 Prepared by UChicago Argonne, LLC                */
       9             : /*               Under Contract No. DE-AC02-06CH11357               */
      10             : /*                With the U. S. Department of Energy               */
      11             : /*                                                                  */
      12             : /*             Prepared by Battelle Energy Alliance, LLC            */
      13             : /*               Under Contract No. DE-AC07-05ID14517               */
      14             : /*                With the U. S. Department of Energy               */
      15             : /*                                                                  */
      16             : /*                 See LICENSE for full restrictions                */
      17             : /********************************************************************/
      18             : 
      19             : #ifdef ENABLE_OPENMC_COUPLING
      20             : 
      21             : #include "KEigenvalue.h"
      22             : 
      23             : registerMooseObject("CardinalApp", KEigenvalue);
      24             : 
      25             : InputParameters
      26        2233 : KEigenvalue::validParams()
      27             : {
      28        2233 :   InputParameters params = GeneralPostprocessor::validParams();
      29        2233 :   params += OpenMCBase::validParams();
      30        2233 :   params.addClassDescription("k eigenvalue computed by OpenMC");
      31        4466 :   params.addParam<MooseEnum>("value_type",
      32        4466 :                              getEigenvalueEnum(),
      33             :                              "Type of eigenvalue global tally to report");
      34        4466 :   params.addParam<MooseEnum>(
      35             :       "output",
      36        4466 :       getStatsOutputEnum(),
      37             :       "The value to output. Options are $k_{eff}$ (mean), the standard deviation "
      38             :       "of $k_{eff}$ (std_dev), or the relative error of $k_{eff}$ (rel_err).");
      39        2233 :   return params;
      40           0 : }
      41             : 
      42         731 : KEigenvalue::KEigenvalue(const InputParameters & parameters)
      43             :   : GeneralPostprocessor(parameters),
      44             :     OpenMCBase(this, parameters),
      45         731 :     _type(getParam<MooseEnum>("value_type").getEnum<eigenvalue::EigenvalueEnum>()),
      46        2193 :     _output(getParam<MooseEnum>("output").getEnum<statistics::OutputEnum>())
      47             : {
      48         731 :   if (openmc::settings::run_mode != openmc::RunMode::EIGENVALUE)
      49           4 :     mooseError("Eigenvalues are only computed when running OpenMC in eigenvalue mode!");
      50         727 : }
      51             : 
      52             : Real
      53         740 : KEigenvalue::getValue() const
      54             : {
      55         740 :   switch (_output)
      56             :   {
      57         578 :     case statistics::OutputEnum::Mean:
      58         578 :       return kMean(_type);
      59             : 
      60          98 :     case statistics::OutputEnum::StDev:
      61          98 :       return kStandardDeviation(_type);
      62             : 
      63          64 :     case statistics::OutputEnum::RelError:
      64          64 :       return kRelativeError();
      65             : 
      66           0 :     default:
      67           0 :       mooseError("Internal error: Unhandled statistics::OutputEnum enum in KEigenvalue.");
      68             :       break;
      69             :   }
      70             : }
      71             : 
      72             : Real
      73          94 : KEigenvalue::kRelativeError() const
      74             : {
      75          94 :   const auto mean = kMean(_type);
      76          94 :   return mean > 0.0 ? kStandardDeviation(_type) / mean : 0.0;
      77             : }
      78             : 
      79             : #endif

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