Moved the reduced model optimizer class to MySources
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iasonmanolas
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#ifndef REDUCEDMODELOPTIMIZER_HPP
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#define REDUCEDMODELOPTIMIZER_HPP
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#include "csvfile.hpp"
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#include "drmsimulationmodel.hpp"
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#include "edgemesh.hpp"
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#include "linearsimulationmodel.hpp"
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#ifdef POLYSCOPE_DEFINED
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#include "matplot/matplot.h"
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#endif
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#include "reducedmodel.hpp"
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#include "reducedmodeloptimizer_structs.hpp"
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#include "simulationmesh.hpp"
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#include <Eigen/Dense>
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#ifdef DLIB_DEFINED
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#include <dlib/global_optimization.h>
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#include <dlib/optimization.h>
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#endif
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#ifdef POLYSCOPE_DEFINED
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#include "polyscope/color_management.h"
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#endif // POLYSCOPE_DEFINED
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using FullPatternVertexIndex = VertexIndex;
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using ReducedPatternVertexIndex = VertexIndex;
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class ReducedModelOptimizer
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{
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std::shared_ptr<SimulationMesh> m_pReducedPatternSimulationMesh;
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std::shared_ptr<SimulationMesh> m_pFullPatternSimulationMesh;
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std::unordered_map<FullPatternVertexIndex, ReducedPatternVertexIndex>
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m_fullToReducedInterfaceViMap;
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std::vector<std::pair<FullPatternVertexIndex, FullPatternVertexIndex>>
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m_fullPatternOppositeInterfaceViPairs;
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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::string optimizationNotes;
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std::vector<std::function<
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void(const double &,
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const std::vector<std::pair<FullPatternVertexIndex, FullPatternVertexIndex>> &,
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SimulationJob &)>>
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constructBaseScenarioFunctions;
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std::vector<bool> scenarioIsSymmetrical;
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int fullPatternNumberOfEdges;
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constexpr static double youngsModulus{1 * 1e9};
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std::filesystem::path intermediateResultsDirectoryPath;
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std::string fullPatternLabel;
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public:
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struct FunctionEvaluation
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{
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FunctionEvaluation() = default;
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FunctionEvaluation(const std::vector<double> &x, double y) : x(x), y(y) {}
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std::vector<double> x;
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double y = std::numeric_limits<double>::quiet_NaN();
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};
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// struct ParameterLabels
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// {
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// inline const static std::string E = {"E"};
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// inline const static std::string A = {"A"};
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// inline const static std::string I2 ={"I2"};
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// inline const static std::string I3 ={"I3"};
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// inline const static std::string J = {"J"};
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// inline const static std::string th= {"Theta"};
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// inline const static std::string R = {"R"};
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// };
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// inline constexpr static ParameterLabels parameterLabels();
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inline static std::array<std::string, ReducedModelOptimization::NumberOfOptimizationVariables>
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parameterLabels = {"E", "A", "I2", "I3", "J", "Theta", "R"};
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constexpr static std::array<double, ReducedModelOptimization::NumberOfBaseSimulationScenarios>
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simulationScenariosResolution = {11, 11, 20, 20, 20};
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constexpr static std::array<double, ReducedModelOptimization::NumberOfBaseSimulationScenarios>
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baseScenarioWeights = {1, 1, 2, 3, 2};
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inline static int totalNumberOfSimulationScenarios
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= std::accumulate(simulationScenariosResolution.begin(),
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simulationScenariosResolution.end(),
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0);
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inline static int fanSize{6};
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inline static double initialHexagonSize{0.3};
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int interfaceNodeIndex;
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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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static void computeReducedModelSimulationJob(
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const SimulationJob &simulationJobOfFullModel,
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const std::unordered_map<size_t, size_t> &fullToReducedMap,
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SimulationJob &simulationJobOfReducedModel);
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SimulationJob getReducedSimulationJob(const SimulationJob &fullModelSimulationJob);
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static void runSimulation(const std::string &filename, std::vector<double> &x);
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static std::vector<std::shared_ptr<SimulationJob>> createFullPatternSimulationJobs(
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const std::shared_ptr<SimulationMesh> &pMesh,
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const std::unordered_map<size_t, size_t> &fullPatternOppositeInterfaceViMap);
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static void createSimulationMeshes(
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PatternGeometry &fullModel,
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PatternGeometry &reducedModel,
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std::shared_ptr<SimulationMesh> &pFullPatternSimulationMesh,
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std::shared_ptr<SimulationMesh> &pReducedPatternSimulationMesh);
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static void computeMaps(const std::unordered_map<size_t, std::unordered_set<size_t>> &slotToNode,
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PatternGeometry &fullPattern,
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PatternGeometry &reducedPattern,
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std::unordered_map<ReducedPatternVertexIndex, FullPatternVertexIndex>
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&reducedToFullInterfaceViMap,
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std::unordered_map<FullPatternVertexIndex, ReducedPatternVertexIndex>
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&fullToReducedInterfaceViMap,
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std::vector<std::pair<FullPatternVertexIndex, ReducedPatternVertexIndex>>
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&fullPatternOppositeInterfaceViMap);
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static void visualizeResults(
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const std::vector<std::shared_ptr<SimulationJob>> &fullPatternSimulationJobs,
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const std::vector<std::shared_ptr<SimulationJob>> &reducedPatternSimulationJobs,
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const std::vector<ReducedModelOptimization::BaseSimulationScenario> &simulationScenarios,
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const std::unordered_map<ReducedPatternVertexIndex, FullPatternVertexIndex>
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&reducedToFullInterfaceViMap);
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static void registerResultsForDrawing(
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const std::shared_ptr<SimulationJob> &pFullPatternSimulationJob,
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const std::shared_ptr<SimulationJob> &pReducedPatternSimulationJob,
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const std::unordered_map<ReducedPatternVertexIndex, FullPatternVertexIndex>
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&reducedToFullInterfaceViMap);
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static double computeRawTranslationalError(
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const std::vector<Vector6d> &fullPatternDisplacements,
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const std::vector<Vector6d> &reducedPatternDisplacements,
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const std::unordered_map<ReducedPatternVertexIndex, FullPatternVertexIndex>
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&reducedToFullInterfaceViMap);
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static double computeDisplacementError(
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const std::vector<Vector6d> &fullPatternDisplacements,
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const std::vector<Vector6d> &reducedPatternDisplacements,
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const std::unordered_map<ReducedPatternVertexIndex, FullPatternVertexIndex>
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&reducedToFullInterfaceViMap,
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const double &normalizationFactor);
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static double objective(double E,
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double A,
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double innerHexagonSize,
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double innerHexagonRotationAngle);
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static double computeRawRotationalError(
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const std::vector<Eigen::Quaterniond> &rotatedQuaternion_fullPattern,
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const std::vector<Eigen::Quaterniond> &rotatedQuaternion_reducedPattern,
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const std::unordered_map<ReducedPatternVertexIndex, FullPatternVertexIndex>
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&reducedToFullInterfaceViMap);
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static double computeRotationalError(const std::vector<Eigen::Quaterniond> &rotatedQuaternion_fullPattern,
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const std::vector<Eigen::Quaterniond> &rotatedQuaternion_reducedPattern,
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const std::unordered_map<ReducedPatternVertexIndex, FullPatternVertexIndex>
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&reducedToFullInterfaceViMap,
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const double &normalizationFactor);
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static double computeError(
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const SimulationResults &simulationResults_fullPattern,
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const SimulationResults &simulationResults_reducedPattern,
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const std::unordered_map<ReducedPatternVertexIndex, FullPatternVertexIndex>
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&reducedToFullInterfaceViMap,
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const double &normalizationFactor_translationalDisplacement,
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const double &normalizationFactor_rotationalDisplacement,
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const double &scenarioWeight,
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const ReducedModelOptimization::Settings::ObjectiveWeights &objectiveWeights);
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static void constructAxialSimulationScenario(
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const double &forceMagnitude,
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const std::vector<std::pair<FullPatternVertexIndex, FullPatternVertexIndex>>
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&oppositeInterfaceViPairs,
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SimulationJob &job);
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static void constructShearSimulationScenario(
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const double &forceMagnitude,
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const std::vector<std::pair<FullPatternVertexIndex, FullPatternVertexIndex>>
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&oppositeInterfaceViPairs,
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SimulationJob &job);
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static void constructBendingSimulationScenario(
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const double &forceMagnitude,
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const std::vector<std::pair<FullPatternVertexIndex, FullPatternVertexIndex>>
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&oppositeInterfaceViPairs,
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SimulationJob &job);
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static void constructDomeSimulationScenario(
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const double &forceMagnitude,
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const std::vector<std::pair<FullPatternVertexIndex, FullPatternVertexIndex>>
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&oppositeInterfaceViPairs,
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SimulationJob &job);
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static void constructSaddleSimulationScenario(
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const double &forceMagnitude,
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const std::vector<std::pair<FullPatternVertexIndex, FullPatternVertexIndex>>
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&oppositeInterfaceViPairs,
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SimulationJob &job);
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static std::function<void(const std::vector<double> &x,
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std::shared_ptr<SimulationMesh> &pReducedPatternSimulationMesh)>
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function_updateReducedPattern;
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static std::function<void(const double &newE,
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std::shared_ptr<SimulationMesh> &pReducedPatternSimulationMesh)>
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function_updateReducedPattern_material_E;
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static std::function<void(const double &newA,
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std::shared_ptr<SimulationMesh> &pReducedPatternSimulationMesh)>
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function_updateReducedPattern_material_A;
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static std::function<void(const double &newI,
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std::shared_ptr<SimulationMesh> &pReducedPatternSimulationMesh)>
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function_updateReducedPattern_material_I;
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static std::function<void(const double &newI2,
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std::shared_ptr<SimulationMesh> &pReducedPatternSimulationMesh)>
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function_updateReducedPattern_material_I2;
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static std::function<void(const double &newI3,
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std::shared_ptr<SimulationMesh> &pReducedPatternSimulationMesh)>
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function_updateReducedPattern_material_I3;
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static std::function<void(const double &newJ,
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std::shared_ptr<SimulationMesh> &pReducedPatternSimulationMesh)>
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function_updateReducedPattern_material_J;
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static double objective(const std::vector<double> &x);
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static void initializeUpdateReducedPatternFunctions();
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static double objective(const double &xValue);
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ReducedModelOptimization::Results optimize(
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ConstPatternGeometry &fullPattern,
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const ReducedModelOptimization::Settings &optimizationSettings);
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void optimize(ConstPatternGeometry &fullPattern,
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const ReducedModelOptimization::Settings &optimizationSettings,
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ReducedModelOptimization::Results &optimizationResults);
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private:
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void optimize(
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const ReducedModelOptimization::Settings &xRanges,
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ReducedModelOptimization::Results &results,
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const std::vector<ReducedModelOptimization::BaseSimulationScenario> &simulationScenarios
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= std::vector<ReducedModelOptimization::BaseSimulationScenario>(
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{ReducedModelOptimization::Axial,
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ReducedModelOptimization::Shear,
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ReducedModelOptimization::Bending,
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ReducedModelOptimization::Dome,
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ReducedModelOptimization::Saddle}));
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void initializePatterns(PatternGeometry &fullPattern,
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PatternGeometry &reducedPattern,
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const std::array<ReducedModelOptimization::xRange,
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ReducedModelOptimization::NumberOfOptimizationVariables>
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&optimizationParameters);
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static void computeDesiredReducedModelDisplacements(
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const SimulationResults &fullModelResults,
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const std::unordered_map<size_t, size_t> &displacementsReducedToFullMap,
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Eigen::MatrixX3d &optimalDisplacementsOfReducedModel);
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static void runOptimization(const ReducedModelOptimization::Settings &settings,
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ReducedModelOptimization::Results &results);
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void computeMaps(PatternGeometry &fullModel, PatternGeometry &reducedPattern);
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void createSimulationMeshes(PatternGeometry &fullModel, PatternGeometry &reducedModel);
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static void initializeOptimizationParameters(
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const std::shared_ptr<SimulationMesh> &mesh,
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const std::array<ReducedModelOptimization::xRange,
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ReducedModelOptimization::NumberOfOptimizationVariables>
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&optimizationParamters);
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DRMSimulationModel simulator;
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void computeObjectiveValueNormalizationFactors();
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static void getResults(const FunctionEvaluation &optimalObjective,
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const ReducedModelOptimization::Settings &settings,
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ReducedModelOptimization::Results &results);
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double computeFullPatternMaxSimulationForce(
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const ReducedModelOptimization::BaseSimulationScenario &scenario) const;
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#ifdef DLIB_DEFINED
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static double objective(const dlib::matrix<double, 0, 1> &x);
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#endif
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void computeScenarioWeights(const std::vector<ReducedModelOptimization::BaseSimulationScenario>
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&baseSimulationScenarios);
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std::array<double, ReducedModelOptimization::NumberOfBaseSimulationScenarios>
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computeFullPatternMaxSimulationForces(
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const std::vector<ReducedModelOptimization::BaseSimulationScenario>
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&desiredBaseSimulationScenario) const;
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std::vector<std::shared_ptr<SimulationJob>> createFullPatternSimulationJobs(
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const std::shared_ptr<SimulationMesh> &pMesh,
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const std::array<double, ReducedModelOptimization::NumberOfBaseSimulationScenarios>
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&baseScenarioMaxForceMagnitudes) const;
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std::array<double, ReducedModelOptimization::NumberOfBaseSimulationScenarios>
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getFullPatternMaxSimulationForces(
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const std::vector<ReducedModelOptimization::BaseSimulationScenario>
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&desiredBaseSimulationScenarioIndices,
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const std::filesystem::path &intermediateResultsDirectoryPath,
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const bool &recomputeForceMagnitudes);
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std::array<double, ReducedModelOptimization::NumberOfBaseSimulationScenarios>
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getFullPatternMaxSimulationForces();
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};
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inline std::function<void(const double &newE,
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std::shared_ptr<SimulationMesh> &pReducedPatternSimulationMesh)>
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ReducedModelOptimizer::function_updateReducedPattern_material_E;
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inline std::function<void(const double &newA,
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std::shared_ptr<SimulationMesh> &pReducedPatternSimulationMesh)>
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ReducedModelOptimizer::function_updateReducedPattern_material_A;
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inline std::function<void(const double &newI,
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std::shared_ptr<SimulationMesh> &pReducedPatternSimulationMesh)>
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ReducedModelOptimizer::function_updateReducedPattern_material_I;
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inline std::function<void(const double &newI2,
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std::shared_ptr<SimulationMesh> &pReducedPatternSimulationMesh)>
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ReducedModelOptimizer::function_updateReducedPattern_material_I2;
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inline std::function<void(const double &newI3,
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std::shared_ptr<SimulationMesh> &pReducedPatternSimulationMesh)>
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ReducedModelOptimizer::function_updateReducedPattern_material_I3;
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inline std::function<void(const double &newJ,
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std::shared_ptr<SimulationMesh> &pReducedPatternSimulationMesh)>
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ReducedModelOptimizer::function_updateReducedPattern_material_J;
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inline std::function<void(const std::vector<double> &x, std::shared_ptr<SimulationMesh> &m)>
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ReducedModelOptimizer::function_updateReducedPattern;
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#endif // REDUCEDMODELOPTIMIZER_HPP
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