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Snapshot optimized solver and audit diagnostics before numerical experiments

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This commit is contained in:
Emily Boudreaux
2026-09-16 14:34:06 -04:00
parent 75cc638739
commit 80cc3d83d7
64 changed files with 11969 additions and 267 deletions
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33
libmeanfield/interface/operators/prepared_hdiv_mass.cppm
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@@ -44,11 +44,29 @@ export namespace mean_field::operators {
const mfem::Vector &gravity_gradient,
mfem::Vector &action
) const override;
// Unmodified MFEM partial-assembly application on the same prepared data.
void MultReference(const mfem::Vector &gravityGradient, mfem::Vector &action) const;
[[nodiscard]] int GetFastMassElementCount() const noexcept { return m_fastMassElements; }
void MultDisplacementVariationTrue(
const mfem::Vector &gravityGradientTrue,
const mfem::Vector &displacementVariationTrue,
mfem::Vector &actionVariationTrue
) const;
// Retained prepared implementation for isolated A/B validation and
// profiling. Uses the same prepared state, quadrature and DOF maps.
void MultDisplacementVariationTrueReference(
const mfem::Vector &gravityGradientTrue,
const mfem::Vector &displacementVariationTrue,
mfem::Vector &actionVariationTrue
) const;
// Previous optimized pointwise path, excluding the new tensor contractions.
void MultDisplacementVariationTrueCachedReference(
const mfem::Vector &gravityGradientTrue, const mfem::Vector &displacementVariationTrue,
mfem::Vector &actionVariationTrue
) const;
[[nodiscard]] int GetFastVariationElementCount() const noexcept;
[[nodiscard]] int GetTensorVariationElementCount() const noexcept;
void AssembleDiagonal(mfem::Vector &diagonal) const override;
void AssembleTrueDiagonal(mfem::Vector &diagonal) const;
@@ -79,6 +97,11 @@ export namespace mean_field::operators {
mfem::Vector compactification;
const mfem::IntegrationRule *integrationRule{nullptr};
std::shared_ptr<const fem::VectorReferenceTable> gravityReferenceTable;
std::shared_ptr<const fem::ScalarReferenceTable> displacementReferenceTable;
// One contiguous column per quadrature point: scale*J_mesh^-1
// (row-major, nine entries), followed by grad(scale). 3D VALUE
// displacement with an interior or Kelvin map; empty otherwise.
mfem::DenseMatrix tangentFactors;
// Fixed computational-mesh Piola factor, separate from J_map.
mfem::DenseMatrix meshPiolaJacobians;
mfem::Vector referenceWeights;
@@ -86,6 +109,13 @@ export namespace mean_field::operators {
};
[[nodiscard]] mapping::MappingStatus PrepareVariationData();
void MultDisplacementVariationTrueImpl(
const mfem::Vector &gravityGradientTrue,
const mfem::Vector &displacementVariationTrue,
mfem::Vector &actionVariationTrue,
bool useFastPath, bool useTensorPath
) const;
void AddFastElementVariation(const ElementVariationData &data, bool useTensorPath) const;
[[nodiscard]] HDivMassPreparationResult TryPrepareImpl(
const mfem::Vector &displacement,
PreparationMode mode
@@ -129,9 +159,12 @@ export namespace mean_field::operators {
mutable mfem::DenseMatrix m_meshPiolaJacobian;
mutable mfem::DenseMatrix m_gravityGradientShape;
mutable mfem::DenseMatrix m_massTensorVariation;
mutable mfem::DenseMatrix m_tensorDisplacement, m_tensorGravity, m_tensorDual;
mutable mfem::Vector m_tensorWorkspace;
std::uint64_t m_preparation_count{0};
bool m_is_prepared{false};
bool m_has_variation_data{false};
bool m_single_rank{true};
int m_fastMassElements{0};
};
} // namespace mean_field::operators