ComponentFMUME.h

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/*
 * This file is part of OpenModelica.
 *
 * Copyright (c) 1998-2026, Open Source Modelica Consortium (OSMC),
 * c/o Linköpings universitet, Department of Computer and Information Science,
 * SE-58183 Linköping, Sweden.
 *
 * All rights reserved.
 *
 * THIS PROGRAM IS PROVIDED UNDER THE TERMS OF AGPL VERSION 3 LICENSE OR
 * THIS OSMC PUBLIC LICENSE (OSMC-PL) VERSION 1.8.
 * ANY USE, REPRODUCTION OR DISTRIBUTION OF THIS PROGRAM CONSTITUTES
 * RECIPIENT'S ACCEPTANCE OF THE OSMC PUBLIC LICENSE OR THE GNU AGPL
 * VERSION 3, ACCORDING TO RECIPIENTS CHOICE.
 *
 * The OpenModelica software and the OSMC (Open Source Modelica Consortium)
 * Public License (OSMC-PL) are obtained from OSMC, either from the above
 * address, from the URLs:
 * http://www.openmodelica.org or
 * https://github.com/OpenModelica/ or
 * http://www.ida.liu.se/projects/OpenModelica,
 * and in the OpenModelica distribution.
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 * See the full OSMC Public License conditions for more details.
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 */
 
#ifndef _OMS_COMPONENT_FMU_ME_H_
#define _OMS_COMPONENT_FMU_ME_H_
 
#include "Component.h"
#include "ComRef.h"
#include "ResultWriter.h"
#include "Snapshot.h"
#include "Values.h"
#include "Variable.h"
 
#include <fmi4c.h>
 
#include <map>
#include <pugixml.hpp>
#include <string>
#include <unordered_map>
#include <vector>
 
namespace oms
{
  class ComponentFMUME : public Component
  {
  public:
    ~ComponentFMUME();
 
    static Component* NewComponent(const oms::ComRef& cref, System* parentSystem, const std::string& fmuPath, std::string replaceComponent = "");
    static Component* NewComponent(const pugi::xml_node& node, System* parentSystem,  const std::string& sspVersion, const Snapshot& snapshot, std::string variantName);
    const FMUInfo* getFMUInfo() const {return &(this->fmuInfo);}
 
    oms_status_enu_t exportToSSD(pugi::xml_node& node, Snapshot& snapshot, std::string variantName) const;
    oms_status_enu_t exportToSSV(pugi::xml_node& ssvNode);
    void getFilteredUnitDefinitionsToSSD(std::map<std::string, std::map<std::string, std::string>>& unitDefinitions);
    void getFilteredEnumerationDefinitionsToSSD(std::map<std::string, std::map<std::string, std::string>>& enumerationDefinitions);
    oms_status_enu_t exportToSSVTemplate(pugi::xml_node& ssvNode, Snapshot& snapshot);
    oms_status_enu_t exportToSSMTemplate(pugi::xml_node& ssmNode);
    oms_status_enu_t instantiate();
    oms_status_enu_t initialize();
    oms_status_enu_t terminate();
    oms_status_enu_t reset();
 
    oms_status_enu_t initializeDependencyGraph_initialUnknowns();
    oms_status_enu_t initializeDependencyGraph_outputs();
 
    Variable* getVariable(const ComRef& cref);
 
    Values& getValues() { return values; }
    oms_status_enu_t setValuesResources(Values& values);
 
    oms_status_enu_t getBoolean(const ComRef& cref, bool& value);
    oms_status_enu_t getBoolean(const fmi2ValueReference& vr, bool& value);
    oms_status_enu_t getInteger(const ComRef& cref, int& value);
    oms_status_enu_t getInteger(const fmi2ValueReference& vr, int& value);
    oms_status_enu_t getReal(const ComRef& cref, double& value);
    oms_status_enu_t getReal(const fmi2ValueReference& vr, double& value);
    oms_status_enu_t getString(const ComRef& cref, std::string& value);
    oms_status_enu_t getString(const fmi2ValueReference& vr, std::string& value);
    oms_status_enu_t setBoolean(const ComRef& cref, bool value);
    oms_status_enu_t setInteger(const ComRef& cref, int value);
    oms_status_enu_t setReal(const ComRef& cref, double value);
    oms_status_enu_t setString(const ComRef& cref, const std::string& value);
    oms_status_enu_t setUnit(const ComRef& cref, const std::string& value);
    oms_status_enu_t setTime(double time);
 
    oms_status_enu_t getDirectionalDerivative(const ComRef& unknownCref, const ComRef& knownCref, double& value);
    oms_status_enu_t getDirectionalDerivativeHeper(const int unknownIndex, const int knownIndex, const std::vector<int>& dependencyList, double& value);
 
    oms_status_enu_t deleteStartValue(const ComRef& cref);
    oms_status_enu_t updateOrDeleteStartValueInReplacedComponent(std::vector<std::string>& warningList);
 
    oms_status_enu_t registerSignalsForResultFile(ResultWriter& resultFile);
    oms_status_enu_t updateSignals(ResultWriter& resultWriter);
    oms_status_enu_t addSignalsToResults(const char* regex);
    oms_status_enu_t removeSignalsFromResults(const char* regex);
 
    oms_status_enu_t doEventIteration();
 
    size_t getNumberOfContinuousStates() const {return derivatives.size();}
    size_t getNumberOfEventIndicators() const {return nEventIndicators;}
    oms_status_enu_t getContinuousStates(double* states);
    oms_status_enu_t setContinuousStates(double* states);
    oms_status_enu_t getDerivatives(double* derivatives);
    oms_status_enu_t getNominalsOfContinuousStates(double* nominals);
    oms_status_enu_t getEventindicators(double* eventindicators);
    oms_status_enu_t getEventindicators(double* eventindicators, size_t size);
    oms_status_enu_t completedIntegratorStep(bool noSetFMUStatePriorToCurrentPoint, bool& enterEventMode, bool& terminateSimulation);
    oms_status_enu_t enterEventMode();
    oms_status_enu_t enterContinuousTimeMode();
 
    fmiHandle* getFMU() {return fmu;}
    fmi2EventInfo* getEventInfo() {return &eventInfo;}
 
    bool getCanGetAndSetState() {return getFMUInfo()->getCanGetAndSetFMUstate();}
 
    void getFilteredSignals(std::vector<Connector>& filteredSignals) const;
 
    oms_status_enu_t newResources(const std::string& ssvFilename, const std::string& ssmFilename, bool externalResources);
    oms_status_enu_t setResourcesHelper1(Values value);
    oms_status_enu_t setResourcesHelper2(Values value);
    oms_status_enu_t setExportName(const std::string & exportName);
    std::string getExportName() const { return this->exportName; }
    oms_status_enu_t deleteReferencesInSSD(const std::string& filename);
    oms_status_enu_t deleteResourcesInSSP(const std::string& filename);
 
    bool getNewDiscreteStatesNeeded() {return eventInfo.newDiscreteStatesNeeded == fmi2True; }
    bool getTerminateSimulation() {return eventInfo.terminateSimulation == fmi2True; }
    bool getNominalsOfContinuousStatesChanged() {return eventInfo.nominalsOfContinuousStatesChanged == fmi2True; }
    bool getValuesOfContinuousStatesChanged() {return eventInfo.valuesOfContinuousStatesChanged == fmi2True; }
    bool getNextEventTimeDefined() {return eventInfo.nextEventTimeDefined == fmi2True; }
    double getNextEventTime() { return eventInfo.nextEventTime; }
 
  protected:
    ComponentFMUME(const ComRef& cref, System* parentSystem, const std::string& fmuPath);
 
    // stop the compiler generating methods copying the object
    ComponentFMUME(ComponentFMUME const& copy);            
    ComponentFMUME& operator=(ComponentFMUME const& copy); 
 
    oms_status_enu_t renameValues(const ComRef& oldCref, const ComRef& newCref);
 
    void dumpInitialUnknowns();
 
  private:
    fmi2CallbackLogger omsfmi2logger;
    fmiHandle *fmu = NULL;
 
    fmi2EventInfo eventInfo;
    size_t nEventIndicators;
 
    FMUInfo fmuInfo;
 
    std::vector<Variable> allVariables;
    std::vector<unsigned int> calculatedParameters;
    std::vector<unsigned int> derivatives;
    std::vector<unsigned int> inputs;
    std::vector<unsigned int> outputs;
    std::vector<unsigned int> parameters;
    std::vector<bool> exportVariables;
    std::string exportName; 
 
    Values values; 
 
    std::unordered_map<unsigned int /*result file var ID*/, unsigned int /*allVariables ID*/> resultFileMapping;
 
    oms::ComRef getValidCref(ComRef cref);
  };
}
 
#endif