feat: add analysis state and base

2026-06-09 15:12:41 +09:00
parent 7ea08441ed
commit 87529c811a
18 changed files with 1159 additions and 0 deletions
@@ -0,0 +1,52 @@
+#pragma once
+
+#include <cstddef>
+#include <cstdint>
+#include <vector>
+
+namespace fesa::core {
+
+class AnalysisState {
+public:
+    AnalysisState();
+    explicit AnalysisState(std::size_t dof_count);
+
+    std::size_t dofCount() const noexcept;
+    void resize(std::size_t dof_count);
+
+    const std::vector<double>& displacement() const noexcept;
+    const std::vector<double>& externalForce() const noexcept;
+    const std::vector<double>& internalForce() const noexcept;
+    const std::vector<double>& residual() const noexcept;
+    const std::vector<double>& reaction() const noexcept;
+
+    void setDisplacement(std::vector<double> values);
+    void setExternalForce(std::vector<double> values);
+    void setInternalForce(std::vector<double> values);
+    void setResidual(std::vector<double> values);
+    void setReaction(std::vector<double> values);
+    void clearForces() noexcept;
+
+    double currentTime() const noexcept;
+    void setCurrentTime(double value) noexcept;
+    std::int64_t incrementIndex() const noexcept;
+    void setIncrementIndex(std::int64_t value) noexcept;
+    std::int64_t iterationIndex() const noexcept;
+    void setIterationIndex(std::int64_t value) noexcept;
+
+private:
+    void setVector(std::vector<double>& target, std::vector<double> values);
+    static void zero(std::vector<double>& values) noexcept;
+
+    std::size_t dof_count_;
+    std::vector<double> displacement_;
+    std::vector<double> external_force_;
+    std::vector<double> internal_force_;
+    std::vector<double> residual_;
+    std::vector<double> reaction_;
+    double current_time_;
+    std::int64_t increment_index_;
+    std::int64_t iteration_index_;
+};
+
+} // namespace fesa::core