CPPLapack Code

//============================================================================
/*! dgsmatrix constructor without arguments */
inline dgsmatrix::dgsmatrix()
  : m(M), n(N), cap(CAP), vol(VOL), array(Array), indx(Indx), jndx(Jndx), row(Row), col(Col)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] dgsmatrix::dgsmatrix()"
            << std::endl;
#endif//CPPL_VERBOSE
  
  //////// initialize ////////
  M =N =0;
  CAP =VOL =0;
  Array =NULL;
  Indx =Jndx =NULL;
  Row =Col =NULL;
#ifdef  CPPL_DEBUG
  std::cerr << "# [NOTE] dgsmatrix::dgsmatrix() "
            << "A new 0x0 matrix at " << Array
            << " has been made." << std::endl;
#endif//CPPL_DEBUG
}

//============================================================================
/*! dgsmatrix copy constructor */
inline dgsmatrix::dgsmatrix(const dgsmatrix& mat)
  : m(M), n(N), cap(CAP), vol(VOL), array(Array), indx(Indx), jndx(Jndx), row(Row), col(Col)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] dgsmatrix::dgsmatrix(const dgsmatrix&)"
            << std::endl;
#endif//CPPL_VERBOSE

  Array =NULL;
  Indx =Jndx =NULL;
  Row =Col =NULL;
  copy(mat);
  
#ifdef  CPPL_DEBUG
  std::cerr << "# [NOTE] dgsmatrix::dgsmatrix(const dgsmatrix&) "
            << "A new matrix at " << Array << " has been made." << std::endl;
#endif//CPPL_DEBUG
}

//============================================================================
/*! dgsmatrix constructor to cast _dgsmatrix */
inline dgsmatrix::dgsmatrix(const _dgsmatrix& mat)
  : m(M), n(N), cap(CAP), vol(VOL), array(Array), indx(Indx), jndx(Jndx), row(Row), col(Col)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] dgsmatrix::dgsmatrix(const _dgsmatrix&)"
            << std::endl;
#endif//CPPL_VERBOSE
  
  M =mat.M; N =mat.N;
  CAP =mat.CAP;
  VOL =mat.VOL;
  Array =mat.Array;
  Indx =mat.Indx;
  Jndx =mat.Jndx;
  Row =mat.Row;
  Col =mat.Col;
  
  mat.nullify();
#ifdef  CPPL_DEBUG
  std::cerr << "# [NOTE] dgsmatrix::dgsmatrix(const _dgsmatrix&) "
            << "A new matrix pointing at " << Array << " has been made."
            << std::endl;
#endif//CPPL_DEBUG
}

//============================================================================
/*! dgsmatrix constructor with size specification */
inline dgsmatrix::dgsmatrix(const long& _m, const long& _n, const long& _c)
  : m(M), n(N), cap(CAP), vol(VOL), array(Array), indx(Indx), jndx(Jndx), row(Row), col(Col)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] dgsmatrix::dgsmatrix(const long&, const long&, const long&)"
            << std::endl;
#endif//CPPL_VERBOSE
  
#ifdef  CPPL_DEBUG
  if( _m<0 || _n<0 || _c<0 ){
    std::cerr << "[ERROR] dgsmatrix::dgsmatrix"
              << "(const long&, const long&, const long&)" << std::endl
              << "Matrix sizes and the length of arrays "
              << "must be positive integers. " << std::endl
              << "Your input was (" << _m << "," << _n << "," << _c << ")."
              << std::endl;
    exit(1);
  }
#endif//CPPL_DEBUG
  
  //////// initialize ////////
  M =_m; N =_n;
  CAP =_c;
  VOL =0;
  Array =new double[CAP];
  Indx =new long[CAP];
  Jndx =new long[CAP];
  Row =new std::vector< std::pair<long,long> >[M];
  Col =new std::vector< std::pair<long,long> >[N];
  
#ifdef  CPPL_DEBUG
  std::cerr << "# [NOTE] dgsmatrix(const long&, const long&, const long&) "
            << "A new matrix at " << Array << " has been made." << std::endl;
#endif//CPPL_DEBUG
}

//============================================================================
/*! dgsmatrix constructor with filename */
inline dgsmatrix::dgsmatrix(const char* filename)
  : m(M), n(N), cap(CAP), vol(VOL), array(Array), indx(Indx), jndx(Jndx), row(Row), col(Col)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] dgsmatrix::dgsmatrix(const char*)"
            << std::endl;
#endif//CPPL_VERBOSE
  
  Array =NULL;
  Indx =Jndx =NULL;
  Row =Col =NULL;
  
  //// read ////
  read(filename);
  
#ifdef  CPPL_DEBUG
  std::cerr << "# [NOTE] dgsmatrix::dgsmatrix(const char*) "
            << "A new matrix at " << Array << " has been made." << std::endl;
#endif//CPPL_DEBUG
}

///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////

//============================================================================
/*! dgsmatrix constructor from dgematrix */
inline dgsmatrix::dgsmatrix(const dgematrix& mat)
  : m(M), n(N), cap(CAP), vol(VOL), array(Array), indx(Indx), jndx(Jndx), row(Row), col(Col)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] dgsmatrix::dgsmatrix(const dgematrix&)"
            << std::endl;
#endif//CPPL_VERBOSE
  
  //////// initialize ////////
  M =mat.M; N =mat.N;
  CAP =CPPL_SS_SECTOR;
  VOL =0;
  Array =new double[CAP];
  Indx =new long[CAP];
  Jndx =new long[CAP];
  Row =new std::vector< std::pair<long,long> >[M];
  Col =new std::vector< std::pair<long,long> >[N];
  
  //////// copy ////////
  for(long i=0; i<M; i++){
    for(long j=0; j<N; j++){
      if(mat(i,j)!=0.0){ put(i,j,mat(i,j)); }
    }
  }
  
#ifdef  CPPL_DEBUG
  std::cerr << "# [NOTE] dgsmatrix::dgsmatrix(const dgsmatrix&) "
            << "A new matrix at " << Array << " has been made." << std::endl;
#endif//CPPL_DEBUG
}

///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////

//============================================================================
/*! dgsmatrix destructor */
inline dgsmatrix::~dgsmatrix()
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] dgsmatrix::~dgsmatrix()"
            << std::endl;
#endif//CPPL_VERBOSE
  
#ifdef  CPPL_DEBUG
  std::cerr << "# [NOTE] dgsmatrix::~dgsmatrix() "
            << "A matrix at " << Array << " is going to be deleted."
            << std::endl;
#endif//CPPL_DEBUG
  
  //////// delete Array ////////
  delete [] Array;
  delete [] Indx;
  delete [] Jndx;
  delete [] Row;
  delete [] Col;
}