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perf(allocations): reduced overall allocations by 95%, increaseed jacobian applicatin by 2x

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This commit uses global pre allocated work space to dramatically reduce memory usage and allocation time
This commit is contained in:
Emily Boudreaux
2026-09-10 06:50:56 -04:00
parent b3c04d507a
commit 75cc638739
66 changed files with 207183 additions and 99552 deletions
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8
libmeanfield/interface/fem.cppm
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@@ -14,6 +14,7 @@ export import :utils.misc;
export import :utils.user;
export import :quadrature.mfem;
export import :field.mfem;
export import :fem.reference_tables;
export namespace mean_field::fem {
using GravityField = field::Field<field::Gravity>;
@@ -145,6 +146,13 @@ export namespace mean_field::fem {
[[nodiscard]] bool has_mapping() const {
return domainMapperStateless != nullptr && displacement != nullptr && compactificationCoordinate != nullptr;
}
[[nodiscard]] const ReferenceTableCache &GetReferenceTables() const {
return *m_reference_tables;
}
private:
std::unique_ptr<ReferenceTableCache> m_reference_tables{std::make_unique<ReferenceTableCache>()};
};
FEM setup_fem(