Emily Boudreaux
75cc638739
This commit uses global pre allocated work space to dramatically reduce memory usage and allocation time
57 lines
2.0 KiB
C++
57 lines
2.0 KiB
C++
module;
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#include <mfem.hpp>
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export module mean_field:mapping.compactification;
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export import :mapping.types;
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export namespace mean_field::mapping::compactification {
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struct ExteriorMapInput {
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const mfem::Vector &reference_position;
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const mfem::Vector &displaced_position;
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const mfem::DenseMatrix &displacement_jacobian;
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double compactification_coordinate;
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const mfem::Vector &compactification_coordinate_gradient;
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};
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struct ExteriorMapResult {
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mfem::Vector physical_position;
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mfem::DenseMatrix mapping_jacobian;
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};
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struct ExteriorMapDirection {
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const mfem::Vector &displaced_position_variation;
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const mfem::DenseMatrix &displacement_jacobian_variation;
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};
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struct ExteriorMapVariation {
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mfem::Vector physical_position_variation;
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mfem::DenseMatrix mapping_jacobian_variation;
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};
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class ExteriorDomainMap {
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public:
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virtual ~ExteriorDomainMap() = default;
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/*
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* Return true when, with the reference and compactification data held
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* fixed, both outputs of Evaluate are affine functions of the
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* displaced position and displacement Jacobian. This is the contract
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* required by the exact determinant-polynomial geometry preflight.
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*/
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[[nodiscard]] virtual bool IsAffineInDisplacement() const noexcept {
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return false;
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}
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[[nodiscard]] virtual MappingStatus Evaluate(
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const ExteriorMapInput &input,
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ExteriorMapResult &result
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) const = 0;
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[[nodiscard]] virtual MappingStatus EvaluateVariation(
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const ExteriorMapInput &input,
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const ExteriorMapResult &result,
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const ExteriorMapDirection &direction,
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ExteriorMapVariation &variation
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) const = 0;
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[[nodiscard]] virtual std::string_view GetName() const noexcept = 0;
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};
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} // namespace mean_field::mapping::compactification
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