CPPLapack Code

//=============================================================================
/*! zgematrix=_zhematrix operator */
inline zgematrix& zgematrix::operator=(const _zhematrix& mat)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] zgematrix::operator=(const _zhematrix&)"
            << std::endl;
#endif//CPPL_VERBOSE
  
  clear();
  mat.complete();
  
  M =mat.N;
  N =mat.N;
  Array =mat.Array;
  Darray =mat.Darray;
  
  mat.Array=NULL;
  mat.Darray=NULL;
  return *this;
}

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

//=============================================================================
/*! zgematrix+=_zhematrix operator */
inline zgematrix& zgematrix::operator+=(const _zhematrix& mat)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] zgematrix::operator+=(const _zhematrix&)"
            << std::endl;
#endif//CPPL_VERBOSE
  
#ifdef  CPPL_DEBUG
  if(N!=mat.N || M!=mat.N){
    std::cerr << "[ERROR] zgematrix::operator+=(_zhematrix&)" << std::endl
              << "These two matrises can not make a summation." << std::endl
              << "Your input was (" << M << "x" << N << ") += ("
              << mat.N << "x" << mat.N << ")." << std::endl;
    exit(1);
  }
#endif//CPPL_DEBUG
  
  for(long i=0; i<M; i++){ for(long j=0; j<N; j++){
    operator()(i,j) +=mat(i,j);
  }}
  
  mat.destroy();
  return *this;
}

//=============================================================================
/*! zgematrix-=_zhematrix operator */
inline zgematrix& zgematrix::operator-=(const _zhematrix& mat)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] zgematrix::operator-=(const _zhematrix&)"
            << std::endl;
#endif//CPPL_VERBOSE
  
#ifdef  CPPL_DEBUG
  if(N!=mat.N || M!=mat.N){
    std::cerr << "[ERROR] zgematrix::operator-=(_zhematrix&)" << std::endl
              << "These two matrises can not make a sutraction." << std::endl
              << "Your input was (" << M << "x" << N << ") -= ("
              << mat.N << "x" << mat.N << ")." << std::endl;
    exit(1);
  }
#endif//CPPL_DEBUG
  
  for(long i=0; i<M; i++){ for(long j=0; j<N; j++){
    operator()(i,j) -=mat(i,j);
  }}
  
  mat.destroy();
  return *this;
}

//=============================================================================
/*! zgematrix*=_zhematrix operator */
inline zgematrix& zgematrix::operator*=(const _zhematrix& mat)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] zgematrix::operator*=(const _zhematrix&)"
            << std::endl;
#endif//CPPL_VERBOSE
  
#ifdef  CPPL_DEBUG
  if(N!=mat.N){
    std::cerr << "[ERROR] zgematrix::operator*=(_zhematrix&)" << std::endl
              << "These two matrises can not make a product." << std::endl
              << "Your input was (" << M << "x" << N << ") *= ("
              << mat.N << "x" << mat.N << ")." << std::endl;
    exit(1);
  }
#endif//CPPL_DEBUG
  
  zgematrix newmat( M, mat.N );
  
  zhemm_( 'R', 'L', mat.N, N, std::complex<double>(1.0,0.0), mat.Array, mat.N, 
          Array, M, std::complex<double>(0.0,0.0), newmat.array, newmat.m );
  
  swap(*this,newmat);
  mat.destroy();
  return *this;
}

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

//=============================================================================
/*! zgematrix+_zhematrix operator */
inline _zgematrix operator+(const zgematrix& matA, const _zhematrix& matB)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] operator+(const zgematrix&, const _zhematrix&)"
            << std::endl;
#endif//CPPL_VERBOSE
  
#ifdef  CPPL_DEBUG
  if(matA.N!=matB.N || matA.M!=matB.N){
    std::cerr << "[ERROR] operator+(zgematrix&, _zgematrix&)" << std::endl
              << "These two matrises can not make a summation." << std::endl
              << "Your input was (" << matA.M << "x" << matA.N << ") + ("
              << matB.N << "x" << matB.N << ")." << std::endl;
    exit(1);
  }
#endif//CPPL_DEBUG
  
  zgematrix newmat(matA);
  for(long i=0; i<matA.M; i++){ for(long j=0; j<matA.N; j++){
    newmat(i,j) +=matB(i,j);
  }}
  
  matB.destroy();
  return _(newmat);
}

//=============================================================================
/*! zgematrix-_zhematrix operator */
inline _zgematrix operator-(const zgematrix& matA, const _zhematrix& matB)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] operator-(const zgematrix&, const _zhematrix&)"
            << std::endl;
#endif//CPPL_VERBOSE
  
#ifdef  CPPL_DEBUG
  if(matA.N!=matB.N || matA.M!=matB.N){
    std::cerr << "[ERROR] operator-(zgematrix&, _zgematrix&)" << std::endl
              << "These two matrises can not make a subtraction." << std::endl
              << "Your input was (" << matA.M << "x" << matA.N << ") - ("
              << matB.N << "x" << matB.N << ")." << std::endl;
    exit(1);
  }
#endif//CPPL_DEBUG
  
  zgematrix newmat(matA);
  for(long i=0; i<matA.M; i++){ for(long j=0; j<matA.N; j++){
    newmat(i,j) -=matB(i,j);
  }}
  
  matB.destroy();
  return _(newmat);
}

//=============================================================================
/*! zgematrix*_zhematrix operator */
inline _zgematrix operator*(const zgematrix& matA, const _zhematrix& matB)
{
#ifdef  CPPL_VERBOSE
  std::cerr << "# [MARK] operator*(const zgematrix&, const _zhematrix&)"
            << std::endl;
#endif//CPPL_VERBOSE
  
#ifdef  CPPL_DEBUG
  if(matA.N!=matB.N){
    std::cerr << "[ERROR] operator*(zgematrix&, _zgematrix&)" << std::endl
              << "These two matrises can not make a product." << std::endl
              << "Your input was (" << matA.M << "x" << matA.N << ") * ("
              << matB.N << "x" << matB.N << ")." << std::endl;
    exit(1);
  }
#endif//CPPL_DEBUG
  
  zgematrix newmat( matA.N, matB.N );
  
  zhemm_( 'R', 'L', matB.N, matA.N, std::complex<double>(1.0,0.0), 
          matB.Array, matB.N, matA.Array, matA.M, 
          std::complex<double>(0.0,0.0), newmat.array, newmat.m );
  
  matB.destroy();
  return _(newmat);
}