beam_builder.hpp

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#pragma once
 
#include <cstdint>
 
#include "beam_input.hpp"
 
namespace kynema {
class Model;
}
 
namespace kynema::interfaces::components {
 
class Beam;
 
enum class ReferenceAxisOrientation : std::uint8_t {
    X,  // X-axis
    Z   // Z-axis
};
 
class BeamBuilder {
public:
    BeamBuilder& SetElementOrder(size_t element_order);
 
    BeamBuilder& SetQuadratureRule(BeamInput::QuadratureRule rule);
 
    BeamBuilder& SetQuadratureStyle(BeamInput::QuadratureStyle style);
 
    BeamBuilder& SetSectionRefinement(size_t section_refinement);
 
    BeamBuilder& ClearReferenceAxisPoints();
 
    BeamBuilder& AddRefAxisPoint(
        double grid_location, const std::array<double, 3>& coordinates,
        ReferenceAxisOrientation ref_axis
    );
 
    BeamBuilder& AddRefAxisTwist(double grid_location, double twist);
 
    BeamBuilder& PrescribedRootMotion(bool enable);
 
    BeamBuilder& SetRootPosition(const std::array<double, 7>& p);
 
    BeamBuilder& SetRootVelocity(const std::array<double, 6>& v);
 
    BeamBuilder& SetRootAcceleration(const std::array<double, 6>& a);
 
    BeamBuilder& ClearSections();
 
    BeamBuilder& AddSection(
        double grid_location, const std::array<std::array<double, 6>, 6>& mass_matrix,
        const std::array<std::array<double, 6>, 6>& stiffness_matrix,
        ReferenceAxisOrientation ref_axis
    );
 
    [[nodiscard]] const BeamInput& Input() const;
 
    [[nodiscard]] Beam Build(Model& model) const;
 
private:
    BeamInput input;
};
 
}  // namespace kynema::interfaces::components