update_static_prediction.hpp

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#pragma once
 
#include <Kokkos_Core.hpp>
 
#include "dof_management/freedom_signature.hpp"
 
namespace kynema::state {
 
template <typename DeviceType>
struct UpdateStaticPrediction {
    template <typename ValueType>
    using View = Kokkos::View<ValueType, DeviceType>;
    template <typename ValueType>
    using ConstView = typename View<ValueType>::const_type;
    template <typename ValueType>
    using LeftView = Kokkos::View<ValueType, Kokkos::LayoutLeft, DeviceType>;
    template <typename ValueType>
    using ConstLeftView = typename LeftView<ValueType>::const_type;
 
    double h;
    ConstView<dof::FreedomSignature*> node_freedom_allocation_table;
    ConstView<size_t*> node_freedom_map_table;
    ConstLeftView<double* [1]> x_delta;
    Kokkos::View<double* [6], DeviceType> q_delta;
 
    KOKKOS_FUNCTION
    void operator()(size_t node) const {
        const auto num_dof = count_active_dofs(node_freedom_allocation_table(node));
        const auto first_dof = node_freedom_map_table(node);
        for (auto component = 0U; component < num_dof; ++component) {
            const auto delta = x_delta(first_dof + component, 0);
            q_delta(node, component) += delta / h;
        }
    }
};
 
}  // namespace kynema::state