IPCMatrixTool.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef TRKALIGNGENTOOLS_IPCMATRIXTOOL_H
#define TRKALIGNGENTOOLS_IPCMATRIXTOOL_H

 
#include "AthenaBaseComps/AthAlgTool.h"
#include "TrkAlignInterfaces/IMatrixTool.h"
 
namespace Trk {
 
  class AlVec;
  class AlSymMatBase;
  class IPCMat;
 
  class IPCMatrixTool : public AthAlgTool, virtual public IMatrixTool {      
  public:

    IPCMatrixTool(const std::string& type, const std::string& name,
          const IInterface* parent);
    
    virtual ~IPCMatrixTool();
    
    StatusCode initialize();
    
    StatusCode finalize();
    
    StatusCode allocateMatrix(int nDoF); 
    
    void prepareBinaryFiles(int solveOption);

    void addFirstDerivatives(AlVec* vector);

    void addFirstDerivatives(std::list<int,double>& derivatives);

    void addSecondDerivatives(AlSymMatBase* matrix);

    void addSecondDerivatives(std::list<std::pair<int,int>,double >& derivatives);

    bool accumulateFromFiles();

    int solve();
 
    void addFirstDerivative(int irow, double firstderiv);    
    void addSecondDerivative(int irow, int icol, double secondderiv);
 
    //void setAlignModule(int, const AlignModule*, int) {}
 
  private:
    
    IPCMat* m_ipcmat = nullptr;
    
    Gaudi::Property<std::string> m_ipcmatMatName
      {this, "IPCMatrixName", "/tmp/ipcmat.dat", "IPC binary matrix filename"};
    Gaudi::Property<std::string> m_ipcmatVecName
      {this, "IPCVectorName", "/tmp/ipcvec.dat", "IPC binary vector filename"};

    Gaudi::Property<bool> m_IPCremoval{this, "IPCRemoval", false};
 
  }; // end of class
 
  inline void IPCMatrixTool::addFirstDerivative(int, double) { /*m_bigvector[i]+=firstderiv;*/ }
  
  inline void IPCMatrixTool::addSecondDerivative(int, int, double) { /*m_bigmatrix[irow][icol]+=secondderiv;*/ }
 
 
} // end of namespace
 
#endif // TRKALIGNGENTOOLS_IPCMATRIXTOOL_H