39 lines
924 B
C++
39 lines
924 B
C++
module;
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#include <mfem.hpp>
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export module mean_field:physics.gravity;
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export import :fem;
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export namespace mean_field::physics {
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struct GravitySolution {
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mfem::ParGridFunction gradPhi;
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mfem::ParGridFunction phi;
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explicit GravitySolution(fem::FEM &fem)
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: gradPhi(fem.gravityFluxFes.get()),
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phi(fem.gravityPotentialFes.get()) {
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}
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};
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GravitySolution solve_gravity_field(
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fem::FEM &f,
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const utils::Args &args,
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const mfem::GridFunction &rho,
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const mfem::GridFunction &displacement
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);
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mfem::DenseMatrix compute_quadrupole_moment_tensor(
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const fem::FEM &fem,
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const mfem::GridFunction &rho,
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const mfem::Vector &com
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);
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double l2_multipole_potential(
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const fem::FEM &fem,
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double total_mass,
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const mfem::Vector &phys_x
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);
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} // namespace mean_field::physics
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