CPPLapack Code

//============================================================================
/*! dgematrix constructor without arguments */
inline dgematrix::dgematrix()
  : m(M), n(N), array(Array), darray(Darray)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] dgematrix::dgematrix()"
            << std::endl;
#endif//CPPL_VERBOSE
  
  //////// initialize ////////
  M =0;
  N =0;
  Array =NULL;
  Darray =NULL;
  
#ifdef  CPPL_VERBOSE
  std::cerr << "# [NOTE] dgematrix::dgematrix()" << " A new 0x0 matrix at " << Array << " has been made." << std::endl;
#endif//CPPL_VERBOSE
}

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//============================================================================
/*! dgematrix copy constructor */
inline dgematrix::dgematrix(const dgematrix& mat)
  : m(M), n(N), array(Array), darray(Darray)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] dgematrix::dgematrix(const dgematrix&)" << std::endl;
#endif//CPPL_VERBOSE
  
  //////// initialize ////////
  M =mat.M;
  N =mat.N;
  Array =new double[M*N];
  Darray =new double*[N];
  for(int i=0; i<N; i++){ Darray[i] =&Array[i*M]; }
  
  //////// copy ////////
  dcopy_(M*N, mat.Array, 1, Array, 1);
  
#ifdef  CPPL_VERBOSE
  std::cerr << "# [NOTE] dgematrix::dgematrix(const dgematrix&)" << " A new matrix at " << Array << " has been made." << std::endl;
#endif//CPPL_VERBOSE
}

//============================================================================
/*! dgematrix constructor to cast _dgematrix */
inline dgematrix::dgematrix(const _dgematrix& mat)
  : m(M), n(N), array(Array), darray(Darray)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] dgematrix::dgematrix(const _dgematrix&)" << std::endl;
#endif//CPPL_VERBOSE
  
  M =mat.M;
  N =mat.N;
  Array =mat.Array;
  Darray =mat.Darray;
  
  mat.nullify();
  
#ifdef  CPPL_VERBOSE
  std::cerr << "# [NOTE] dgematrix::dgematrix(const _dgematrix&)" << " A new matrix pointing at " << Array << " has been made." << std::endl;
#endif//CPPL_VERBOSE
}

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//============================================================================
/*! dgematrix constructor with size specification */
inline dgematrix::dgematrix(const long& _m, const long& _n)
  : m(M), n(N), array(Array), darray(Darray)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] dgematrix::dgematrix(const long&, const long&)" << std::endl;
#endif//CPPL_VERBOSE
  
#ifdef  CPPL_DEBUG
  if( _m<0 || _n<0 ){
    std::cerr << "[ERROR] dgematrix::dgematrix(const long, const long)" << std::endl
              << "Matrix sizes must be positive integers. " << std::endl
              << "Your input was (" << _m << "," << _n << ")." << std::endl;
    exit(1);
  }
#endif//CPPL_DEBUG
  
  //////// initialize ////////
  M =_m;
  N =_n;
  Array =new double[M*N];
  Darray  =new double*[N];
  for(int i=0; i<N; i++){ Darray[i] =&Array[i*M]; }
  
#ifdef  CPPL_VERBOSE
  std::cerr << "# [NOTE] dgematrix(long,long)" << " A new matrix at " << Array << " has been made." << std::endl;
#endif//CPPL_VERBOSE
}

//============================================================================
/*! dgematrix constructor with filename */
inline dgematrix::dgematrix(const char* filename)
  : m(M), n(N), array(Array), darray(Darray)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] dgematrix::dgematrix(const char*)" << std::endl;
#endif//CPPL_VERBOSE
  
  Array =NULL;
  Darray =NULL;
  
  //// read ////
  read(filename);
  
#ifdef  CPPL_VERBOSE
  std::cerr << "# [NOTE] dgematrix::dgematrix(const char*)" << " A new matrix at " << Array << " has been made." << std::endl;
#endif//CPPL_VERBOSE
}

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//============================================================================
/*! dgematrix destructor */
inline dgematrix::~dgematrix()
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] dgematrix::~dgematrix()" << std::endl;
  std::cerr << "# [NOTE] dgematrix::~dgematrix()" << " A matrix at " << Array << " is going to be deleted." << std::endl;
#endif//CPPL_VERBOSE

  delete [] Darray;
  delete [] Array;
}