module;

#include <mfem/linalg/vector.hpp>

export module mean_field:deformation.surface_metric;

export import :deformation.domain_deformation;
export import :fem;

export namespace mean_field::deformation {
    // A reference parameter metric depends on the surface tangent, not the
    // interior mesh lift. Assembly is out of line to keep MFEM quadrature
    // implementation headers out of every normalization/preconditioner user.
    [[nodiscard]] mfem::Vector assembleSurfaceParameterMassDiagonal(
        const fem::FEM &finiteElements,
        const PreparedDomainDeformationRuntime &deformation
    );
} // namespace mean_field::deformation