RepeatableRayStudy.C

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//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html
 
#include "RepeatableRayStudy.h"
 
registerMooseObject("RayTracingApp", RepeatableRayStudy);
 
InputParameters
RepeatableRayStudy::validParams()
{
  auto params = RepeatableRayStudyBase::validParams();
 
  params.addClassDescription("A ray tracing study that generates rays from vector of user-input "
                             "start points and end points/directions.");
 
  params.addRequiredParam<std::vector<std::string>>("names", "Unique names for the Rays");
 
  params.addRequiredParam<std::vector<Point>>("start_points", "The points to start Rays from");
  params.addParam<std::vector<Point>>("directions",
                                      "The directions to spawn Rays in (they do not need to be "
                                      "normalized to 1). Use either this parameter "
                                      "or the end_points parameter, but not both!");
  params.addParam<std::vector<Point>>("end_points",
                                      "The points where Rays should end. Use either this parameter "
                                      "or the directions parameter, but not both!");
  params.addParam<std::vector<Real>>(
      "max_distances",
      "The maximum distances that each Ray can travel before it is killed internally after "
      "RayKernel execution. This can ONLY be used when the 'directions' parameter is used. "
      "When this is not set, the Rays must be killed by RayKernels, RayBCs, or the global "
      " max distance parameter, 'ray_max_distance' (applies to all Rays)");
 
  params.addParamNamesToGroup("start_points directions end_points max_distances", "Trajectory");
 
  params.addParam<std::vector<std::string>>(
      "ray_data_names",
      "The Ray data names to register. If 'initial_ray_data' is set, these data names will be "
      "associated with said initial values. Otherwise, they will be set to zero.");
  params.addParam<std::vector<std::vector<Real>>>(
      "initial_ray_data",
      "The initial Ray data to set for each Ray. You must have size(ray_data_names) entries for "
      "each Ray defined by 'names'. The data for each Ray should be separated by ';'.");
  params.addParam<std::vector<std::string>>(
      "ray_aux_data_names",
      "The Ray aux data names to register. If 'initial_ray_aux_data' is set, these aux data names "
      "will be associated with said initial values. Otherwise, they will be set to zero.");
  params.addParam<std::vector<std::vector<Real>>>(
      "initial_ray_aux_data",
      "The initial Ray aux data to set for each Ray. You must have size(ray_aux_data_names) "
      "entries "
      "for each Ray defined by 'names'. The data for each Ray should be separated by ';'.");
 
  params.addParamNamesToGroup(
      "ray_data_names initial_ray_data ray_aux_data_names initial_ray_aux_data", "Ray Data");
 
  return params;
}
 
RepeatableRayStudy::RepeatableRayStudy(const InputParameters & parameters)
  : RepeatableRayStudyBase(parameters),
    _names(getParam<std::vector<std::string>>("names")),
    _start_points(getParam<std::vector<Point>>("start_points")),
    _end_points(isParamValid("end_points") ? &getParam<std::vector<Point>>("end_points") : nullptr),
    _directions(isParamValid("directions") ? &getParam<std::vector<Point>>("directions") : nullptr),
    _max_distances(isParamValid("max_distances") ? &getParam<std::vector<Real>>("max_distances")
                                                 : nullptr),
    _ray_data_indices(isParamValid("ray_data_names")
                          ? registerRayData(getParam<std::vector<std::string>>("ray_data_names"))
                          : std::vector<RayDataIndex>()),
    _initial_ray_data(isParamValid("initial_ray_data")
                          ? &getParam<std::vector<std::vector<Real>>>("initial_ray_data")
                          : nullptr),
    _ray_aux_data_indices(
        isParamValid("ray_aux_data_names")
            ? registerRayAuxData(getParam<std::vector<std::string>>("ray_aux_data_names"))
            : std::vector<RayDataIndex>()),
    _initial_ray_aux_data(isParamValid("initial_ray_aux_data")
                              ? &getParam<std::vector<std::vector<Real>>>("initial_ray_aux_data")
                              : nullptr)
{
  if (_end_points && _directions)
    paramError("directions", "Can only use 'directions' or 'end_points', but not both");
  if (!_end_points && !_directions)
    mooseError("Must set 'end_points' or 'directions'");
  if (_start_points.size() != _names.size())
    paramError("start_points", "Not the same size as names");
  if (_directions && _names.size() != _directions->size())
    paramError("directions", "Not the same size as names");
  if (_max_distances)
  {
    if (!_directions)
      paramError("max_distances",
                 "Can only be used when trajectories are set with the 'directions' parameter");
    if (_max_distances->size() != _start_points.size())
      paramError("max_distances", "Must be the same size as 'start_points'");
    for (const auto val : *_max_distances)
      if (val <= 0)
        paramError("max_distances", "Values must be positive");
  }
  if (_end_points && _names.size() != _end_points->size())
    paramError("end_points", "Not the same size as names");
 
  // Check ray data and aux data
  const auto check_data = [this](const bool aux)
  {
    const auto initial_data = aux ? _initial_ray_aux_data : _initial_ray_data;
    const std::string param_prefix = aux ? "aux_" : "";
 
    if (initial_data)
    {
      const auto & indices = aux ? _ray_aux_data_indices : _ray_data_indices;
      const std::string initial_data_param = "initial_ray_" + param_prefix + "data";
      const std::string names_param = "ray_" + param_prefix + "data_names";
 
      if (indices.size())
      {
        const std::string error_prefix = aux ? "Aux data " : "Data ";
        if (initial_data->size() != _names.size())
          paramError(initial_data_param,
                     error_prefix,
                     "for ",
                     initial_data->size(),
                     " ray(s) was provided, but ",
                     _names.size(),
                     " ray(s) were defined");
        for (const auto i : index_range(*initial_data))
          if ((*initial_data)[i].size() != indices.size())
            paramError(initial_data_param,
                       error_prefix,
                       "for index ",
                       i,
                       " (ray '",
                       _names[i],
                       "') is not the size of '",
                       names_param,
                       "'");
      }
      else
        paramError(initial_data_param, "Can only be used if '" + names_param + "' is set");
    }
  };
  check_data(false);
  check_data(true);
}
 
void
RepeatableRayStudy::defineRays()
{
  for (std::size_t i = 0; i < _names.size(); ++i)
  {
    std::shared_ptr<Ray> ray = acquireRegisteredRay(_names[i]);
 
    ray->setStart(_start_points[i]);
    if (_end_points) // user set end point
      ray->setStartingEndPoint((*_end_points)[i]);
    else // user set direction
      ray->setStartingDirection((*_directions)[i]);
 
    // Set the data if the user requested so
    const auto set_data = [this, &ray, &i](const bool aux)
    {
      const auto indices = aux ? _ray_aux_data_indices : _ray_data_indices;
      const auto data = aux ? _initial_ray_aux_data : _initial_ray_data;
      if (data)
      {
        mooseAssert(data->size() == _names.size(), "Size mismatch");
        mooseAssert((*data)[i].size() == indices.size(), "Size mismatch");
        for (const auto index_i : indices)
        {
          const auto data_index = indices[index_i];
          const auto value = (*data)[i][index_i];
          if (aux)
            ray->auxData(data_index) = value;
          else
            ray->data(data_index) = value;
        }
      }
    };
    set_data(false);
    set_data(true);
 
    // User set max-distances
    if (_max_distances)
      ray->setStartingMaxDistance((*_max_distances)[i]);
 
    _rays.emplace_back(std::move(ray));
  }
}