OilfieldToolsNet/opm-simulators
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Merge pull request #5579 from bska/dont-count-cells-if-not-needed

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Don't Count Cells Unless Needed
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Bård Skaflestad 2024-09-05 10:04:41 +02:00 committed by GitHub
commit be94b037bc
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1 changed files with 14 additions and 7 deletions
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21
opm/simulators/flow/BlackoilModelNldd.hpp
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@ -918,19 +918,25 @@ private:
{
const auto& grid = this->model_.simulator().vanguard().grid();
using GridView = std::remove_cv_t<std::remove_reference_t<decltype(grid.leafGridView())>>;
using Element = std::remove_cv_t<std::remove_reference_t<typename GridView::template Codim<0>::Entity>>;
using GridView = std::remove_cv_t<std::remove_reference_t<
decltype(grid.leafGridView())>>;
using Element = std::remove_cv_t<std::remove_reference_t<
typename GridView::template Codim<0>::Entity>>;
const auto& param = this->model_.param();
auto zoltan_ctrl = ZoltanPartitioningControl<Element>{};
zoltan_ctrl.domain_imbalance = param.local_domain_partition_imbalance_;
zoltan_ctrl.index =
[elementMapper = &this->model_.simulator().model().elementMapper()]
(const Element& element)
{
return elementMapper->index(element);
};
zoltan_ctrl.local_to_global =
[cartMapper = &this->model_.simulator().vanguard().cartesianIndexMapper()]
(const int elemIdx)
@ -940,23 +946,24 @@ private:
// Forming the list of wells is expensive, so do this only if needed.
const auto need_wells = param.local_domain_partition_method_ == "zoltan";
const auto wells = need_wells
? this->model_.simulator().vanguard().schedule().getWellsatEnd()
: std::vector<Well>{};
const auto& possibleFutureConnectionSet = need_wells
? this->model_.simulator().vanguard().schedule().getPossibleFutureConnections()
: std::unordered_map<std::string, std::set<int>> {};
// If defaulted parameter for number of domains, choose a reasonable default.
constexpr int default_cells_per_domain = 1000;
const int num_cells = Opm::detail::countGlobalCells(grid);
const int num_domains = param.num_local_domains_ > 0
const int num_domains = (param.num_local_domains_ > 0)
? param.num_local_domains_
: num_cells / default_cells_per_domain;
: detail::countGlobalCells(grid) / default_cells_per_domain;
return ::Opm::partitionCells(param.local_domain_partition_method_,
num_domains,
grid.leafGridView(), wells, possibleFutureConnectionSet, zoltan_ctrl);
num_domains, grid.leafGridView(), wells,
possibleFutureConnectionSet, zoltan_ctrl);
}
std::vector<int> reconstitutePartitionVector() const