74 lines
2.7 KiB
C++
74 lines
2.7 KiB
C++
#ifndef REDUCEDMODELOPTIMIZER_HPP
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#define REDUCEDMODELOPTIMIZER_HPP
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#include "beamformfinder.hpp"
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#include "edgemesh.hpp"
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#include "elementalmesh.hpp"
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#include "matplot/matplot.h"
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#include <Eigen/Dense>
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using FullPatternVertexIndex = VertexIndex;
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using ReducedPatternVertexIndex = VertexIndex;
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class ReducedModelOptimizer {
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std::shared_ptr<SimulationMesh> m_pReducedPatternSimulationMesh;
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std::shared_ptr<SimulationMesh> m_pFullModelSimulationMesh;
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std::unordered_map<FullPatternVertexIndex, ReducedPatternVertexIndex>
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m_fullToReducedInterfaceViMap;
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std::unordered_map<FullPatternVertexIndex, FullPatternVertexIndex>
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m_fullPatternOppositeInterfaceViMap;
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std::unordered_map<size_t, size_t> nodeToSlot;
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std::unordered_map<size_t, std::unordered_set<size_t>> slotToNode;
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std::vector<double> initialGuess;
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public:
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enum SimulationScenario {
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Axial,
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Shear,
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Bending,
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Double,
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Saddle,
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NumberOfSimulationScenarios
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};
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inline static const std::string SimulationScenarioStrings[] = {
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"Axial", "Shear", "Bending", "Double", "Saddle"};
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void optimize(const int &simulationScenario = -1);
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double operator()(const Eigen::VectorXd &x, Eigen::VectorXd &) const;
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ReducedModelOptimizer(const std::vector<size_t> &numberOfNodesPerSlot);
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void computeReducedModelSimulationJob(
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const SimulationJob &simulationJobOfFullModel,
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SimulationJob &simulationJobOfReducedModel);
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SimulationJob
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getReducedSimulationJob(const SimulationJob &fullModelSimulationJob);
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void initializePatterns(
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FlatPattern &fullPattern, FlatPattern &reducedPatterm,
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const std::unordered_set<size_t> &reducedModelExcludedEges);
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void setInitialGuess(std::vector<double> v);
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private:
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void computeDesiredReducedModelDisplacements(
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const SimulationResults &fullModelResults,
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Eigen::MatrixX3d &optimalDisplacementsOfReducedModel);
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Eigen::VectorXd runOptimization(double (*pObjectiveFunction)(long,
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const double *));
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std::vector<SimulationJob>
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createScenarios(const std::shared_ptr<SimulationMesh> &pMesh);
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void computeMaps(FlatPattern &fullModel, FlatPattern &reducedPattern,
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const std::unordered_set<size_t> &reducedModelExcludedEges);
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void createSimulationMeshes(FlatPattern &fullModel,
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FlatPattern &reducedModel);
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void initializeStiffnesses();
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static double
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computeError(const SimulationResults &reducedPatternResults,
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const Eigen::MatrixX3d &optimalReducedPatternDisplacements);
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static double objectiveSingleScenario(long n, const double *x);
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static double objectiveAllScenarios(long n, const double *x);
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};
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#endif // REDUCEDMODELOPTIMIZER_HPP
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